dev/dcp-web-v2/public/js/pdfjs/view.js

/* Copyright 2017 Mozilla Foundation
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
(function(modules) {
    var installedModules = {};
    function __webpack_require__(moduleId) {
        if (installedModules[moduleId]) {
            return installedModules[moduleId].exports
        }
        var module = installedModules[moduleId] = {
            i: moduleId,
            l: false,
            exports: {}
        };
        modules[moduleId].call(module.exports, module, module.exports, __webpack_require__);
        module.l = true;
        return module.exports
    }
    __webpack_require__.m = modules;
    __webpack_require__.c = installedModules;
    __webpack_require__.i = function(value) {
        return value
    };
    __webpack_require__.d = function(exports, name, getter) {
        if (!__webpack_require__.o(exports, name)) {
            Object.defineProperty(exports, name, {
                configurable: false,
                enumerable: true,
                get: getter
            })
        }
    };
    __webpack_require__.n = function(module) {
        var getter = module && module.__esModule ?
        function getDefault() {
            return module['default']
        }: function getModuleExports() {
            return module
        };
        __webpack_require__.d(getter, 'a', getter);
        return getter
    };
    __webpack_require__.o = function(object, property) {
        return Object.prototype.hasOwnProperty.call(object, property)
    };
    __webpack_require__.p = "";
    return __webpack_require__(__webpack_require__.s = 33)
})([(function(module, exports, __webpack_require__) {
    "use strict";
    Object.defineProperty(exports, "__esModule", {
        value: true
    });
    exports.localized = exports.animationStarted = exports.normalizeWheelEventDelta = exports.binarySearchFirstItem = exports.watchScroll = exports.scrollIntoView = exports.getOutputScale = exports.approximateFraction = exports.roundToDivide = exports.getVisibleElements = exports.parseQueryString = exports.noContextMenuHandler = exports.getPDFFileNameFromURL = exports.ProgressBar = exports.EventBus = exports.NullL10n = exports.mozL10n = exports.RendererType = exports.cloneObj = exports.VERTICAL_PADDING = exports.SCROLLBAR_PADDING = exports.MAX_AUTO_SCALE = exports.UNKNOWN_SCALE = exports.MAX_SCALE = exports.MIN_SCALE = exports.DEFAULT_SCALE = exports.DEFAULT_SCALE_VALUE = exports.CSS_UNITS = undefined;
    var _createClass = function() {
        function defineProperties(target, props) {
            for (var i = 0; i < props.length; i++) {
                var descriptor = props[i];
                descriptor.enumerable = descriptor.enumerable || false;
                descriptor.configurable = true;
                if ("value" in descriptor) descriptor.writable = true;
                Object.defineProperty(target, descriptor.key, descriptor)
            }
        }
        return function(Constructor, protoProps, staticProps) {
            if (protoProps) defineProperties(Constructor.prototype, protoProps);
            if (staticProps) defineProperties(Constructor, staticProps);
            return Constructor
        }
    } ();
    var _pdfjsLib = __webpack_require__(1);
    function _classCallCheck(instance, Constructor) {
        if (! (instance instanceof Constructor)) {
            throw new TypeError("Cannot call a class as a function");
        }
    }
    var CSS_UNITS = 96.0 / 72.0;
    var DEFAULT_SCALE_VALUE = 'auto';
    var DEFAULT_SCALE = 1.0;
    var MIN_SCALE = 0.25;
    var MAX_SCALE = 10.0;
    var UNKNOWN_SCALE = 0;
    var MAX_AUTO_SCALE = 1.25;
    var SCROLLBAR_PADDING = 40;
    var VERTICAL_PADDING = 5;
    var RendererType = {
        CANVAS: 'canvas',
        SVG: 'svg'
    };
    function formatL10nValue(text, args) {
        if (!args) {
            return text
        }
        return text.replace(/\{\{\s*(\w+)\s*\}\}/g,
        function(all, name) {
            return name in args ? args[name] : '{{' + name + '}}'
        })
    }
    var NullL10n = {
        get: function get(property, args, fallback) {
            return Promise.resolve(formatL10nValue(fallback, args))
        },
        translate: function translate(element) {
            return Promise.resolve()
        }
    };
    _pdfjsLib.PDFJS.disableFullscreen = _pdfjsLib.PDFJS.disableFullscreen === undefined ? false: _pdfjsLib.PDFJS.disableFullscreen;
    _pdfjsLib.PDFJS.useOnlyCssZoom = _pdfjsLib.PDFJS.useOnlyCssZoom === undefined ? false: _pdfjsLib.PDFJS.useOnlyCssZoom;
    _pdfjsLib.PDFJS.maxCanvasPixels = _pdfjsLib.PDFJS.maxCanvasPixels === undefined ? 16777216 : _pdfjsLib.PDFJS.maxCanvasPixels;
    _pdfjsLib.PDFJS.disableHistory = _pdfjsLib.PDFJS.disableHistory === undefined ? false: _pdfjsLib.PDFJS.disableHistory;
    _pdfjsLib.PDFJS.disableTextLayer = _pdfjsLib.PDFJS.disableTextLayer === undefined ? false: _pdfjsLib.PDFJS.disableTextLayer;
    _pdfjsLib.PDFJS.ignoreCurrentPositionOnZoom = _pdfjsLib.PDFJS.ignoreCurrentPositionOnZoom === undefined ? false: _pdfjsLib.PDFJS.ignoreCurrentPositionOnZoom; {
        _pdfjsLib.PDFJS.locale = _pdfjsLib.PDFJS.locale === undefined && typeof navigator !== 'undefined' ? navigator.language: _pdfjsLib.PDFJS.locale
    }
    function getOutputScale(ctx) {
        var devicePixelRatio = window.devicePixelRatio || 1;
        var backingStoreRatio = ctx.webkitBackingStorePixelRatio || ctx.mozBackingStorePixelRatio || ctx.msBackingStorePixelRatio || ctx.oBackingStorePixelRatio || ctx.backingStorePixelRatio || 1;
        var pixelRatio = devicePixelRatio / backingStoreRatio;
        return {
            sx: pixelRatio,
            sy: pixelRatio,
            scaled: pixelRatio !== 1
        }
    }
    function scrollIntoView(element, spot) {
        var skipOverflowHiddenElements = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : false;
        var parent = element.offsetParent;
        if (!parent) {
            console.error('offsetParent is not set -- cannot scroll');
            return
        }
        var offsetY = element.offsetTop + element.clientTop;
        var offsetX = element.offsetLeft + element.clientLeft;
        while (parent.clientHeight === parent.scrollHeight || skipOverflowHiddenElements && getComputedStyle(parent).overflow === 'hidden') {
            if (parent.dataset._scaleY) {
                offsetY /= parent.dataset._scaleY;
                offsetX /= parent.dataset._scaleX
            }
            offsetY += parent.offsetTop;
            offsetX += parent.offsetLeft;
            parent = parent.offsetParent;
            if (!parent) {
                return
            }
        }
        if (spot) {
            if (spot.top !== undefined) {
                offsetY += spot.top
            }
            if (spot.left !== undefined) {
                offsetX += spot.left;
                parent.scrollLeft = offsetX
            }
        }
        parent.scrollTop = offsetY
    }
    function watchScroll(viewAreaElement, callback) {
        var debounceScroll = function debounceScroll(evt) {
            if (rAF) {
                return
            }
            rAF = window.requestAnimationFrame(function viewAreaElementScrolled() {
                rAF = null;
                var currentY = viewAreaElement.scrollTop;
                var lastY = state.lastY;
                if (currentY !== lastY) {
                    state.down = currentY > lastY
                }
                state.lastY = currentY;
                callback(state)
            })
        };
        var state = {
            down: true,
            lastY: viewAreaElement.scrollTop,
            _eventHandler: debounceScroll
        };
        var rAF = null;
        viewAreaElement.addEventListener('scroll', debounceScroll, true);
        return state
    }
    function parseQueryString(query) {
        var parts = query.split('&');
        var params = Object.create(null);
        for (var i = 0,
        ii = parts.length; i < ii; ++i) {
            var param = parts[i].split('=');
            var key = param[0].toLowerCase();
            var value = param.length > 1 ? param[1] : null;
            params[decodeURIComponent(key)] = decodeURIComponent(value)
        }
        return params
    }
    function binarySearchFirstItem(items, condition) {
        var minIndex = 0;
        var maxIndex = items.length - 1;
        if (items.length === 0 || !condition(items[maxIndex])) {
            return items.length
        }
        if (condition(items[minIndex])) {
            return minIndex
        }
        while (minIndex < maxIndex) {
            var currentIndex = minIndex + maxIndex >> 1;
            var currentItem = items[currentIndex];
            if (condition(currentItem)) {
                maxIndex = currentIndex
            } else {
                minIndex = currentIndex + 1
            }
        }
        return minIndex
    }
    function approximateFraction(x) {
        if (Math.floor(x) === x) {
            return [x, 1]
        }
        var xinv = 1 / x;
        var limit = 8;
        if (xinv > limit) {
            return [1, limit]
        } else if (Math.floor(xinv) === xinv) {
            return [1, xinv]
        }
        var x_ = x > 1 ? xinv: x;
        var a = 0,
        b = 1,
        c = 1,
        d = 1;
        while (true) {
            var p = a + c,
            q = b + d;
            if (q > limit) {
                break
            }
            if (x_ <= p / q) {
                c = p;
                d = q
            } else {
                a = p;
                b = q
            }
        }
        var result = void 0;
        if (x_ - a / b < c / d - x_) {
            result = x_ === x ? [a, b] : [b, a]
        } else {
            result = x_ === x ? [c, d] : [d, c]
        }
        return result
    }
    function roundToDivide(x, div) {
        var r = x % div;
        return r === 0 ? x: Math.round(x - r + div)
    }
    function getVisibleElements(scrollEl, views) {
        var sortByVisibility = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : false;
        var top = scrollEl.scrollTop,
        bottom = top + scrollEl.clientHeight;
        var left = scrollEl.scrollLeft,
        right = left + scrollEl.clientWidth;
        function isElementBottomBelowViewTop(view) {
            var element = view.div;
            var elementBottom = element.offsetTop + element.clientTop + element.clientHeight;
            return elementBottom > top
        }
        var visible = [],
        view = void 0,
        element = void 0;
        var currentHeight = void 0,
        viewHeight = void 0,
        hiddenHeight = void 0,
        percentHeight = void 0;
        var currentWidth = void 0,
        viewWidth = void 0;
        var firstVisibleElementInd = views.length === 0 ? 0 : binarySearchFirstItem(views, isElementBottomBelowViewTop);
        for (var i = firstVisibleElementInd,
        ii = views.length; i < ii; i++) {
            view = views[i];
            element = view.div;
            currentHeight = element.offsetTop + element.clientTop;
            viewHeight = element.clientHeight;
            if (currentHeight > bottom) {
                break
            }
            currentWidth = element.offsetLeft + element.clientLeft;
            viewWidth = element.clientWidth;
            if (currentWidth + viewWidth < left || currentWidth > right) {
                continue
            }
            hiddenHeight = Math.max(0, top - currentHeight) + Math.max(0, currentHeight + viewHeight - bottom);
            percentHeight = (viewHeight - hiddenHeight) * 100 / viewHeight | 0;
            visible.push({
                id: view.id,
                x: currentWidth,
                y: currentHeight,
                view: view,
                percent: percentHeight
            })
        }
        var first = visible[0];
        var last = visible[visible.length - 1];
        if (sortByVisibility) {
            visible.sort(function(a, b) {
                var pc = a.percent - b.percent;
                if (Math.abs(pc) > 0.001) {
                    return - pc
                }
                return a.id - b.id
            })
        }
        return {
            first: first,
            last: last,
            views: visible
        }
    }
    function noContextMenuHandler(evt) {
        evt.preventDefault()
    }
    function isDataSchema(url) {
        var i = 0,
        ii = url.length;
        while (i < ii && url[i].trim() === '') {
            i++
        }
        return url.substr(i, 5).toLowerCase() === 'data:'
    }
    function getPDFFileNameFromURL(url) {
        var defaultFilename = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : 'document.pdf';
        if (isDataSchema(url)) {
            console.warn('getPDFFileNameFromURL: ' + 'ignoring "data:" URL for performance reasons.');
            return defaultFilename
        }
        var reURI = /^(?:(?:[^:]+:)?\/\/[^\/]+)?([^?#]*)(\?[^#]*)?(#.*)?$/;
        var reFilename = /[^\/?#=]+\.pdf\b(?!.*\.pdf\b)/i;
        var splitURI = reURI.exec(url);
        var suggestedFilename = reFilename.exec(splitURI[1]) || reFilename.exec(splitURI[2]) || reFilename.exec(splitURI[3]);
        if (suggestedFilename) {
            suggestedFilename = suggestedFilename[0];
            if (suggestedFilename.indexOf('%') !== -1) {
                try {
                    suggestedFilename = reFilename.exec(decodeURIComponent(suggestedFilename))[0]
                } catch(ex) {}
            }
        }
        return suggestedFilename || defaultFilename
    }
    function normalizeWheelEventDelta(evt) {
        var delta = Math.sqrt(evt.deltaX * evt.deltaX + evt.deltaY * evt.deltaY);
        var angle = Math.atan2(evt.deltaY, evt.deltaX);
        if ( - 0.25 * Math.PI < angle && angle < 0.75 * Math.PI) {
            delta = -delta
        }
        var MOUSE_DOM_DELTA_PIXEL_MODE = 0;
        var MOUSE_DOM_DELTA_LINE_MODE = 1;
        var MOUSE_PIXELS_PER_LINE = 30;
        var MOUSE_LINES_PER_PAGE = 30;
        if (evt.deltaMode === MOUSE_DOM_DELTA_PIXEL_MODE) {
            delta /= MOUSE_PIXELS_PER_LINE * MOUSE_LINES_PER_PAGE
        } else if (evt.deltaMode === MOUSE_DOM_DELTA_LINE_MODE) {
            delta /= MOUSE_LINES_PER_PAGE
        }
        return delta
    }
    function cloneObj(obj) {
        var result = Object.create(null);
        for (var i in obj) {
            if (Object.prototype.hasOwnProperty.call(obj, i)) {
                result[i] = obj[i]
            }
        }
        return result
    }
    var animationStarted = new Promise(function(resolve) {
        window.requestAnimationFrame(resolve)
    });
    var mozL10n = void 0;
    var localized = Promise.resolve();
    var EventBus = function() {
        function EventBus() {
            _classCallCheck(this, EventBus);
            this._listeners = Object.create(null)
        }
        _createClass(EventBus, [{
            key: 'on',
            value: function on(eventName, listener) {
                var eventListeners = this._listeners[eventName];
                if (!eventListeners) {
                    eventListeners = [];
                    this._listeners[eventName] = eventListeners
                }
                eventListeners.push(listener)
            }
        },
        {
            key: 'off',
            value: function off(eventName, listener) {
                var eventListeners = this._listeners[eventName];
                var i = void 0;
                if (!eventListeners || (i = eventListeners.indexOf(listener)) < 0) {
                    return
                }
                eventListeners.splice(i, 1)
            }
        },
        {
            key: 'dispatch',
            value: function dispatch(eventName) {
                var eventListeners = this._listeners[eventName];
                if (!eventListeners || eventListeners.length === 0) {
                    return
                }
                var args = Array.prototype.slice.call(arguments, 1);
                eventListeners.slice(0).forEach(function(listener) {
                    listener.apply(null, args)
                })
            }
        }]);
        return EventBus
    } ();
    function clamp(v, min, max) {
        return Math.min(Math.max(v, min), max)
    }
    var ProgressBar = function() {
        function ProgressBar(id) {
            var _ref = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {},
            height = _ref.height,
            width = _ref.width,
            units = _ref.units;
            _classCallCheck(this, ProgressBar);
            this.visible = true;
            this.div = document.querySelector(id + ' .progress');
            this.bar = this.div.parentNode;
            this.height = height || 100;
            this.width = width || 100;
            this.units = units || '%';
            this.div.style.height = this.height + this.units;
            this.percent = 0
        }
        _createClass(ProgressBar, [{
            key: '_updateBar',
            value: function _updateBar() {
                if (this._indeterminate) {
                    this.div.classList.add('indeterminate');
                    this.div.style.width = this.width + this.units;
                    return
                }
                this.div.classList.remove('indeterminate');
                var progressSize = this.width * this._percent / 100;
                this.div.style.width = progressSize + this.units
            }
        },
        {
            key: 'setWidth',
            value: function setWidth(viewer) {
                if (!viewer) {
                    return
                }
                var container = viewer.parentNode;
                var scrollbarWidth = container.offsetWidth - viewer.offsetWidth;
                if (scrollbarWidth > 0) {
                    this.bar.setAttribute('style', 'width: calc(100% - ' + scrollbarWidth + 'px);')
                }
            }
        },
        {
            key: 'hide',
            value: function hide() {
                if (!this.visible) {
                    return
                }
                this.visible = false;
                this.bar.classList.add('hidden');
                document.body.classList.remove('loadingInProgress')
            }
        },
        {
            key: 'show',
            value: function show() {
                if (this.visible) {
                    return
                }
                this.visible = true;
                document.body.classList.add('loadingInProgress');
                this.bar.classList.remove('hidden')
            }
        },
        {
            key: 'percent',
            get: function get() {
                return this._percent
            },
            set: function set(val) {
                this._indeterminate = isNaN(val);
                this._percent = clamp(val, 0, 100);
                this._updateBar()
            }
        }]);
        return ProgressBar
    } ();
    exports.CSS_UNITS = CSS_UNITS;
    exports.DEFAULT_SCALE_VALUE = DEFAULT_SCALE_VALUE;
    exports.DEFAULT_SCALE = DEFAULT_SCALE;
    exports.MIN_SCALE = MIN_SCALE;
    exports.MAX_SCALE = MAX_SCALE;
    exports.UNKNOWN_SCALE = UNKNOWN_SCALE;
    exports.MAX_AUTO_SCALE = MAX_AUTO_SCALE;
    exports.SCROLLBAR_PADDING = SCROLLBAR_PADDING;
    exports.VERTICAL_PADDING = VERTICAL_PADDING;
    exports.cloneObj = cloneObj;
    exports.RendererType = RendererType;
    exports.mozL10n = mozL10n;
    exports.NullL10n = NullL10n;
    exports.EventBus = EventBus;
    exports.ProgressBar = ProgressBar;
    exports.getPDFFileNameFromURL = getPDFFileNameFromURL;
    exports.noContextMenuHandler = noContextMenuHandler;
    exports.parseQueryString = parseQueryString;
    exports.getVisibleElements = getVisibleElements;
    exports.roundToDivide = roundToDivide;
    exports.approximateFraction = approximateFraction;
    exports.getOutputScale = getOutputScale;
    exports.scrollIntoView = scrollIntoView;
    exports.watchScroll = watchScroll;
    exports.binarySearchFirstItem = binarySearchFirstItem;
    exports.normalizeWheelEventDelta = normalizeWheelEventDelta;
    exports.animationStarted = animationStarted;
    exports.localized = localized
}), (function(module, exports, __webpack_require__) {
    "use strict";
    var pdfjsLib;
    if (typeof window !== 'undefined' && window['pdfjs-dist/build/pdf']) {
        pdfjsLib = window['pdfjs-dist/build/pdf']
    } else {
        pdfjsLib = require('../build/pdf.js')
    }
    module.exports = pdfjsLib
}), (function(module, exports, __webpack_require__) {
    "use strict";
    Object.defineProperty(exports, "__esModule", {
        value: true
    });
    exports.getGlobalEventBus = exports.attachDOMEventsToEventBus = undefined;
    var _ui_utils = __webpack_require__(0);
    function attachDOMEventsToEventBus(eventBus) {
        eventBus.on('documentload',
        function() {
            var event = document.createEvent('CustomEvent');
            event.initCustomEvent('documentload', true, true, {});
            window.dispatchEvent(event)
        });
        eventBus.on('pagerendered',
        function(evt) {
            var event = document.createEvent('CustomEvent');
            event.initCustomEvent('pagerendered', true, true, {
                pageNumber: evt.pageNumber,
                cssTransform: evt.cssTransform
            });
            evt.source.div.dispatchEvent(event)
        });
        eventBus.on('textlayerrendered',
        function(evt) {
            var event = document.createEvent('CustomEvent');
            event.initCustomEvent('textlayerrendered', true, true, {
                pageNumber: evt.pageNumber
            });
            evt.source.textLayerDiv.dispatchEvent(event)
        });
        eventBus.on('pagechange',
        function(evt) {
            var event = document.createEvent('UIEvents');
            event.initUIEvent('pagechange', true, true, window, 0);
            event.pageNumber = evt.pageNumber;
            evt.source.container.dispatchEvent(event)
        });
        eventBus.on('pagesinit',
        function(evt) {
            var event = document.createEvent('CustomEvent');
            event.initCustomEvent('pagesinit', true, true, null);
            evt.source.container.dispatchEvent(event)
        });
        eventBus.on('pagesloaded',
        function(evt) {
            var event = document.createEvent('CustomEvent');
            event.initCustomEvent('pagesloaded', true, true, {
                pagesCount: evt.pagesCount
            });
            evt.source.container.dispatchEvent(event)
        });
        eventBus.on('scalechange',
        function(evt) {
            var event = document.createEvent('UIEvents');
            event.initUIEvent('scalechange', true, true, window, 0);
            event.scale = evt.scale;
            event.presetValue = evt.presetValue;
            evt.source.container.dispatchEvent(event)
        });
        eventBus.on('updateviewarea',
        function(evt) {
            var event = document.createEvent('UIEvents');
            event.initUIEvent('updateviewarea', true, true, window, 0);
            event.location = evt.location;
            evt.source.container.dispatchEvent(event)
        });
        eventBus.on('find',
        function(evt) {
            if (evt.source === window) {
                return
            }
            var event = document.createEvent('CustomEvent');
            event.initCustomEvent('find' + evt.type, true, true, {
                query: evt.query,
                phraseSearch: evt.phraseSearch,
                caseSensitive: evt.caseSensitive,
                highlightAll: evt.highlightAll,
                findPrevious: evt.findPrevious
            });
            window.dispatchEvent(event)
        });
        eventBus.on('attachmentsloaded',
        function(evt) {
            var event = document.createEvent('CustomEvent');
            event.initCustomEvent('attachmentsloaded', true, true, {
                attachmentsCount: evt.attachmentsCount
            });
            evt.source.container.dispatchEvent(event)
        });
        eventBus.on('sidebarviewchanged',
        function(evt) {
            var event = document.createEvent('CustomEvent');
            event.initCustomEvent('sidebarviewchanged', true, true, {
                view: evt.view
            });
            evt.source.outerContainer.dispatchEvent(event)
        });
        eventBus.on('pagemode',
        function(evt) {
            var event = document.createEvent('CustomEvent');
            event.initCustomEvent('pagemode', true, true, {
                mode: evt.mode
            });
            evt.source.pdfViewer.container.dispatchEvent(event)
        });
        eventBus.on('namedaction',
        function(evt) {
            var event = document.createEvent('CustomEvent');
            event.initCustomEvent('namedaction', true, true, {
                action: evt.action
            });
            evt.source.pdfViewer.container.dispatchEvent(event)
        });
        eventBus.on('presentationmodechanged',
        function(evt) {
            var event = document.createEvent('CustomEvent');
            event.initCustomEvent('presentationmodechanged', true, true, {
                active: evt.active,
                switchInProgress: evt.switchInProgress
            });
            window.dispatchEvent(event)
        });
        eventBus.on('outlineloaded',
        function(evt) {
            var event = document.createEvent('CustomEvent');
            event.initCustomEvent('outlineloaded', true, true, {
                outlineCount: evt.outlineCount
            });
            evt.source.container.dispatchEvent(event)
        })
    }
    var globalEventBus = null;
    function getGlobalEventBus() {
        if (globalEventBus) {
            return globalEventBus
        }
        globalEventBus = new _ui_utils.EventBus();
        attachDOMEventsToEventBus(globalEventBus);
        return globalEventBus
    }
    exports.attachDOMEventsToEventBus = attachDOMEventsToEventBus;
    exports.getGlobalEventBus = getGlobalEventBus
}), (function(module, exports, __webpack_require__) {
    "use strict";
    Object.defineProperty(exports, "__esModule", {
        value: true
    });
    var _createClass = function() {
        function defineProperties(target, props) {
            for (var i = 0; i < props.length; i++) {
                var descriptor = props[i];
                descriptor.enumerable = descriptor.enumerable || false;
                descriptor.configurable = true;
                if ("value" in descriptor) descriptor.writable = true;
                Object.defineProperty(target, descriptor.key, descriptor)
            }
        }
        return function(Constructor, protoProps, staticProps) {
            if (protoProps) defineProperties(Constructor.prototype, protoProps);
            if (staticProps) defineProperties(Constructor, staticProps);
            return Constructor
        }
    } ();
    function _classCallCheck(instance, Constructor) {
        if (! (instance instanceof Constructor)) {
            throw new TypeError("Cannot call a class as a function");
        }
    }
    var CLEANUP_TIMEOUT = 30000;
    var RenderingStates = {
        INITIAL: 0,
        RUNNING: 1,
        PAUSED: 2,
        FINISHED: 3
    };
    var PDFRenderingQueue = function() {
        function PDFRenderingQueue() {
            _classCallCheck(this, PDFRenderingQueue);
            this.pdfViewer = null;
            this.pdfThumbnailViewer = null;
            this.onIdle = null;
            this.highestPriorityPage = null;
            this.idleTimeout = null;
            this.printing = false;
            this.isThumbnailViewEnabled = false
        }
        _createClass(PDFRenderingQueue, [{
            key: "setViewer",
            value: function setViewer(pdfViewer) {
                this.pdfViewer = pdfViewer
            }
        },
        {
            key: "setThumbnailViewer",
            value: function setThumbnailViewer(pdfThumbnailViewer) {
                this.pdfThumbnailViewer = pdfThumbnailViewer
            }
        },
        {
            key: "isHighestPriority",
            value: function isHighestPriority(view) {
                return this.highestPriorityPage === view.renderingId
            }
        },
        {
            key: "renderHighestPriority",
            value: function renderHighestPriority(currentlyVisiblePages) {
                if (this.idleTimeout) {
                    clearTimeout(this.idleTimeout);
                    this.idleTimeout = null
                }
                if (this.pdfViewer.forceRendering(currentlyVisiblePages)) {
                    return
                }
                if (this.pdfThumbnailViewer && this.isThumbnailViewEnabled) {
                    if (this.pdfThumbnailViewer.forceRendering()) {
                        return
                    }
                }
                if (this.printing) {
                    return
                }
                if (this.onIdle) {
                    this.idleTimeout = setTimeout(this.onIdle.bind(this), CLEANUP_TIMEOUT)
                }
            }
        },
        {
            key: "getHighestPriority",
            value: function getHighestPriority(visible, views, scrolledDown) {
                var visibleViews = visible.views;
                var numVisible = visibleViews.length;
                if (numVisible === 0) {
                    return false
                }
                for (var i = 0; i < numVisible; ++i) {
                    var view = visibleViews[i].view;
                    if (!this.isViewFinished(view)) {
                        return view
                    }
                }
                if (scrolledDown) {
                    var nextPageIndex = visible.last.id;
                    if (views[nextPageIndex] && !this.isViewFinished(views[nextPageIndex])) {
                        return views[nextPageIndex]
                    }
                } else {
                    var previousPageIndex = visible.first.id - 2;
                    if (views[previousPageIndex] && !this.isViewFinished(views[previousPageIndex])) {
                        return views[previousPageIndex]
                    }
                }
                return null
            }
        },
        {
            key: "isViewFinished",
            value: function isViewFinished(view) {
                return view.renderingState === RenderingStates.FINISHED
            }
        },
        {
            key: "renderView",
            value: function renderView(view) {
                var _this = this;
                switch (view.renderingState) {
                case RenderingStates.FINISHED:
                    return false;
                case RenderingStates.PAUSED:
                    this.highestPriorityPage = view.renderingId;
                    view.resume();
                    break;
                case RenderingStates.RUNNING:
                    this.highestPriorityPage = view.renderingId;
                    break;
                case RenderingStates.INITIAL:
                    this.highestPriorityPage = view.renderingId;
                    var continueRendering = function continueRendering() {
                        _this.renderHighestPriority()
                    };
                    view.draw().then(continueRendering, continueRendering);
                    break
                }
                return true
            }
        }]);
        return PDFRenderingQueue
    } ();
    exports.RenderingStates = RenderingStates;
    exports.PDFRenderingQueue = PDFRenderingQueue
}), (function(module, exports, __webpack_require__) {
    "use strict";
    Object.defineProperty(exports, "__esModule", {
        value: true
    });
    exports.PDFPrintServiceFactory = exports.DefaultExternalServices = exports.PDFViewerApplication = undefined;
    var _slicedToArray = function() {
        function sliceIterator(arr, i) {
            var _arr = [];
            var _n = true;
            var _d = false;
            var _e = undefined;
            try {
                for (var _i = arr[Symbol.iterator](), _s; ! (_n = (_s = _i.next()).done); _n = true) {
                    _arr.push(_s.value);
                    if (i && _arr.length === i) break
                }
            } catch(err) {
                _d = true;
                _e = err
            } finally {
                try {
                    if (!_n && _i["return"]) _i["return"]()
                } finally {
                    if (_d) throw _e;
                }
            }
            return _arr
        }
        return function(arr, i) {
            if (Array.isArray(arr)) {
                return arr
            } else if (Symbol.iterator in Object(arr)) {
                return sliceIterator(arr, i)
            } else {
                throw new TypeError("Invalid attempt to destructure non-iterable instance");
            }
        }
    } ();
    var _ui_utils = __webpack_require__(0);
    var _pdfjsLib = __webpack_require__(1);
    var _pdf_cursor_tools = __webpack_require__(6);
    var _pdf_rendering_queue = __webpack_require__(3);
    var _pdf_sidebar = __webpack_require__(24);
    var _pdf_viewer = __webpack_require__(27);
    var _dom_events = __webpack_require__(2);
    var _overlay_manager = __webpack_require__(15);
    var _password_prompt = __webpack_require__(16);
    var _pdf_attachment_viewer = __webpack_require__(17);
    var _pdf_document_properties = __webpack_require__(18);
    var _pdf_find_bar = __webpack_require__(19);
    var _pdf_find_controller = __webpack_require__(7);
    var _pdf_history = __webpack_require__(20);
    var _pdf_link_service = __webpack_require__(5);
    var _pdf_outline_viewer = __webpack_require__(21);
    var _pdf_presentation_mode = __webpack_require__(23);
    var _pdf_thumbnail_viewer = __webpack_require__(26);
    var _secondary_toolbar = __webpack_require__(29);
    var _toolbar = __webpack_require__(31);
    var _view_history = __webpack_require__(32);
    var DEFAULT_SCALE_DELTA = 1.1;
    var DISABLE_AUTO_FETCH_LOADING_BAR_TIMEOUT = 5000;
    function configure(PDFJS) {
        PDFJS.imageResourcesPath = './images/';
        PDFJS.workerSrc = '../build/pdf.worker.js';
        PDFJS.cMapUrl = '../web/cmaps/';
        PDFJS.cMapPacked = true
    }
    var DefaultExternalServices = {
        updateFindControlState: function updateFindControlState(data) {},
        initPassiveLoading: function initPassiveLoading(callbacks) {},
        fallback: function fallback(data, callback) {},
        reportTelemetry: function reportTelemetry(data) {},
        createDownloadManager: function createDownloadManager() {
            throw new Error('Not implemented: createDownloadManager');
        },
        createPreferences: function createPreferences() {
            throw new Error('Not implemented: createPreferences');
        },
        createL10n: function createL10n() {
            throw new Error('Not implemented: createL10n');
        },
        supportsIntegratedFind: false,
        supportsDocumentFonts: true,
        supportsDocumentColors: true,
        supportedMouseWheelZoomModifierKeys: {
            ctrlKey: true,
            metaKey: true
        }
    };
    var PDFViewerApplication = {
        initialBookmark: document.location.hash.substring(1),
        initialDestination: null,
        initialized: false,
        fellback: false,
        appConfig: null,
        pdfDocument: null,
        pdfLoadingTask: null,
        printService: null,
        pdfViewer: null,
        pdfThumbnailViewer: null,
        pdfRenderingQueue: null,
        pdfPresentationMode: null,
        pdfDocumentProperties: null,
        pdfLinkService: null,
        pdfHistory: null,
        pdfSidebar: null,
        pdfOutlineViewer: null,
        pdfAttachmentViewer: null,
        pdfCursorTools: null,
        store: null,
        downloadManager: null,
        overlayManager: null,
        preferences: null,
        toolbar: null,
        secondaryToolbar: null,
        eventBus: null,
        l10n: null,
        isInitialViewSet: false,
        downloadComplete: false,
        viewerPrefs: {
            sidebarViewOnLoad: _pdf_sidebar.SidebarView.NONE,
            pdfBugEnabled: false,
            showPreviousViewOnLoad: true,
            defaultZoomValue: '',
            disablePageMode: false,
            disablePageLabels: false,
            renderer: 'canvas',
            enhanceTextSelection: false,
            renderInteractiveForms: false,
            enablePrintAutoRotate: false
        },
        isViewerEmbedded: window.parent !== window,
        url: '',
        baseUrl: '',
        externalServices: DefaultExternalServices,
        _boundEvents: {},
        initialize: function initialize(appConfig) {
            var _this = this;
            this.preferences = this.externalServices.createPreferences();
            configure(_pdfjsLib.PDFJS);
            this.appConfig = appConfig;
            return this._readPreferences().then(function() {
                return _this._initializeL10n()
            }).then(function() {
                return _this._initializeViewerComponents()
            }).then(function() {
                _this.bindEvents();
                _this.bindWindowEvents();
                var appContainer = appConfig.appContainer || document.documentElement;
                _this.l10n.translate(appContainer).then(function() {
                    _this.eventBus.dispatch('localized')
                });
                if (_this.isViewerEmbedded && !_pdfjsLib.PDFJS.isExternalLinkTargetSet()) {
                    _pdfjsLib.PDFJS.externalLinkTarget = _pdfjsLib.PDFJS.LinkTarget.TOP
                }
                _this.initialized = true
            })
        },
        _readPreferences: function _readPreferences() {
            var preferences = this.preferences,
            viewerPrefs = this.viewerPrefs;
            return Promise.all([preferences.get('enableWebGL').then(function resolved(value) {
                _pdfjsLib.PDFJS.disableWebGL = !value
            }), preferences.get('sidebarViewOnLoad').then(function resolved(value) {
                viewerPrefs['sidebarViewOnLoad'] = value
            }), preferences.get('pdfBugEnabled').then(function resolved(value) {
                viewerPrefs['pdfBugEnabled'] = value
            }), preferences.get('showPreviousViewOnLoad').then(function resolved(value) {
                viewerPrefs['showPreviousViewOnLoad'] = value
            }), preferences.get('defaultZoomValue').then(function resolved(value) {
                viewerPrefs['defaultZoomValue'] = value
            }), preferences.get('enhanceTextSelection').then(function resolved(value) {
                viewerPrefs['enhanceTextSelection'] = value
            }), preferences.get('disableTextLayer').then(function resolved(value) {
                if (_pdfjsLib.PDFJS.disableTextLayer === true) {
                    return
                }
                _pdfjsLib.PDFJS.disableTextLayer = value
            }), preferences.get('disableRange').then(function resolved(value) {
                if (_pdfjsLib.PDFJS.disableRange === true) {
                    return
                }
                _pdfjsLib.PDFJS.disableRange = value
            }), preferences.get('disableStream').then(function resolved(value) {
                if (_pdfjsLib.PDFJS.disableStream === true) {
                    return
                }
                _pdfjsLib.PDFJS.disableStream = value
            }), preferences.get('disableAutoFetch').then(function resolved(value) {
                _pdfjsLib.PDFJS.disableAutoFetch = value
            }), preferences.get('disableFontFace').then(function resolved(value) {
                if (_pdfjsLib.PDFJS.disableFontFace === true) {
                    return
                }
                _pdfjsLib.PDFJS.disableFontFace = value
            }), preferences.get('useOnlyCssZoom').then(function resolved(value) {
                _pdfjsLib.PDFJS.useOnlyCssZoom = value
            }), preferences.get('externalLinkTarget').then(function resolved(value) {
                if (_pdfjsLib.PDFJS.isExternalLinkTargetSet()) {
                    return
                }
                _pdfjsLib.PDFJS.externalLinkTarget = value
            }), preferences.get('renderer').then(function resolved(value) {
                viewerPrefs['renderer'] = value
            }), preferences.get('renderInteractiveForms').then(function resolved(value) {
                viewerPrefs['renderInteractiveForms'] = value
            }), preferences.get('disablePageMode').then(function resolved(value) {
                viewerPrefs['disablePageMode'] = value
            }), preferences.get('disablePageLabels').then(function resolved(value) {
                viewerPrefs['disablePageLabels'] = value
            }), preferences.get('enablePrintAutoRotate').then(function resolved(value) {
                viewerPrefs['enablePrintAutoRotate'] = value
            })]).
            catch(function(reason) {})
        },
        _initializeL10n: function _initializeL10n() {
            if (this.viewerPrefs['pdfBugEnabled']) {
                var hash = document.location.hash.substring(1);
                var hashParams = (0, _ui_utils.parseQueryString)(hash);
                if ('locale' in hashParams) {
                    _pdfjsLib.PDFJS.locale = hashParams['locale']
                }
            }
            this.l10n = this.externalServices.createL10n();
            return this.l10n.getDirection().then(function(dir) {
                document.getElementsByTagName('html')[0].dir = dir
            })
        },
        _initializeViewerComponents: function _initializeViewerComponents() {
            var _this2 = this;
            var appConfig = this.appConfig;
            return new Promise(function(resolve, reject) {
                _this2.overlayManager = new _overlay_manager.OverlayManager();
                var eventBus = appConfig.eventBus || (0, _dom_events.getGlobalEventBus)();
                _this2.eventBus = eventBus;
                var pdfRenderingQueue = new _pdf_rendering_queue.PDFRenderingQueue();
                pdfRenderingQueue.onIdle = _this2.cleanup.bind(_this2);
                _this2.pdfRenderingQueue = pdfRenderingQueue;
                var pdfLinkService = new _pdf_link_service.PDFLinkService({
                    eventBus: eventBus
                });
                _this2.pdfLinkService = pdfLinkService;
                var downloadManager = _this2.externalServices.createDownloadManager();
                _this2.downloadManager = downloadManager;
                var container = appConfig.mainContainer;
                var viewer = appConfig.viewerContainer;
                _this2.pdfViewer = new _pdf_viewer.PDFViewer({
                    container: container,
                    viewer: viewer,
                    eventBus: eventBus,
                    renderingQueue: pdfRenderingQueue,
                    linkService: pdfLinkService,
                    downloadManager: downloadManager,
                    renderer: _this2.viewerPrefs['renderer'],
                    l10n: _this2.l10n,
                    enhanceTextSelection: _this2.viewerPrefs['enhanceTextSelection'],
                    renderInteractiveForms: _this2.viewerPrefs['renderInteractiveForms'],
                    enablePrintAutoRotate: _this2.viewerPrefs['enablePrintAutoRotate']
                });
                pdfRenderingQueue.setViewer(_this2.pdfViewer);
                pdfLinkService.setViewer(_this2.pdfViewer);
                var thumbnailContainer = appConfig.sidebar.thumbnailView;
                _this2.pdfThumbnailViewer = new _pdf_thumbnail_viewer.PDFThumbnailViewer({
                    container: thumbnailContainer,
                    renderingQueue: pdfRenderingQueue,
                    linkService: pdfLinkService,
                    l10n: _this2.l10n
                });
                pdfRenderingQueue.setThumbnailViewer(_this2.pdfThumbnailViewer);
                _this2.pdfHistory = new _pdf_history.PDFHistory({
                    linkService: pdfLinkService,
                    eventBus: eventBus
                });
                pdfLinkService.setHistory(_this2.pdfHistory);
                _this2.findController = new _pdf_find_controller.PDFFindController({
                    pdfViewer: _this2.pdfViewer
                });
                _this2.findController.onUpdateResultsCount = function(matchCount) {
                    if (_this2.supportsIntegratedFind) {
                        return
                    }
                    _this2.findBar.updateResultsCount(matchCount)
                };
                _this2.findController.onUpdateState = function(state, previous, matchCount) {
                    if (_this2.supportsIntegratedFind) {
                        _this2.externalServices.updateFindControlState({
                            result: state,
                            findPrevious: previous
                        })
                    } else {
                        _this2.findBar.updateUIState(state, previous, matchCount)
                    }
                };
                _this2.pdfViewer.setFindController(_this2.findController);
                var findBarConfig = Object.create(appConfig.findBar);
                findBarConfig.findController = _this2.findController;
                findBarConfig.eventBus = eventBus;
                _this2.findBar = new _pdf_find_bar.PDFFindBar(findBarConfig, _this2.l10n);
                _this2.pdfDocumentProperties = new _pdf_document_properties.PDFDocumentProperties(appConfig.documentProperties, _this2.overlayManager, _this2.l10n);
                _this2.pdfCursorTools = new _pdf_cursor_tools.PDFCursorTools({
                    container: container,
                    eventBus: eventBus,
                    preferences: _this2.preferences
                });
                _this2.toolbar = new _toolbar.Toolbar(appConfig.toolbar, container, eventBus, _this2.l10n);
                _this2.secondaryToolbar = new _secondary_toolbar.SecondaryToolbar(appConfig.secondaryToolbar, container, eventBus);
                if (_this2.supportsFullscreen) {
                    _this2.pdfPresentationMode = new _pdf_presentation_mode.PDFPresentationMode({
                        container: container,
                        viewer: viewer,
                        pdfViewer: _this2.pdfViewer,
                        eventBus: eventBus,
                        contextMenuItems: appConfig.fullscreen
                    })
                }
                _this2.passwordPrompt = new _password_prompt.PasswordPrompt(appConfig.passwordOverlay, _this2.overlayManager, _this2.l10n);
                _this2.pdfOutlineViewer = new _pdf_outline_viewer.PDFOutlineViewer({
                    container: appConfig.sidebar.outlineView,
                    eventBus: eventBus,
                    linkService: pdfLinkService
                });
                _this2.pdfAttachmentViewer = new _pdf_attachment_viewer.PDFAttachmentViewer({
                    container: appConfig.sidebar.attachmentsView,
                    eventBus: eventBus,
                    downloadManager: downloadManager
                });
                var sidebarConfig = Object.create(appConfig.sidebar);
                sidebarConfig.pdfViewer = _this2.pdfViewer;
                sidebarConfig.pdfThumbnailViewer = _this2.pdfThumbnailViewer;
                sidebarConfig.pdfOutlineViewer = _this2.pdfOutlineViewer;
                sidebarConfig.eventBus = eventBus;
                _this2.pdfSidebar = new _pdf_sidebar.PDFSidebar(sidebarConfig, _this2.l10n);
                _this2.pdfSidebar.onToggled = _this2.forceRendering.bind(_this2);
                resolve(undefined)
            })
        },
        run: function run(config) {
            this.initialize(config).then(webViewerInitialized)
        },
        zoomIn: function zoomIn(ticks) {
            var newScale = this.pdfViewer.currentScale;
            do {
                newScale = (newScale * DEFAULT_SCALE_DELTA).toFixed(2);
                newScale = Math.ceil(newScale * 10) / 10;
                newScale = Math.min(_ui_utils.MAX_SCALE, newScale)
            } while (-- ticks > 0 && newScale < _ui_utils . MAX_SCALE );
            this.pdfViewer.currentScaleValue = newScale
        },
        zoomOut: function zoomOut(ticks) {
            var newScale = this.pdfViewer.currentScale;
            do {
                newScale = (newScale / DEFAULT_SCALE_DELTA).toFixed(2);
                newScale = Math.floor(newScale * 10) / 10;
                newScale = Math.max(_ui_utils.MIN_SCALE, newScale)
            } while (-- ticks > 0 && newScale > _ui_utils . MIN_SCALE );
            this.pdfViewer.currentScaleValue = newScale
        },
        get pagesCount() {
            return this.pdfDocument ? this.pdfDocument.numPages: 0
        },
        get pageRotation() {
            return this.pdfViewer.pagesRotation
        },
        set page(val) {
            this.pdfViewer.currentPageNumber = val
        },
        get page() {
            return this.pdfViewer.currentPageNumber
        },
        get printing() {
            return !! this.printService
        },
        get supportsPrinting() {
            return PDFPrintServiceFactory.instance.supportsPrinting
        },
        get supportsFullscreen() {
            var support = void 0;
            var doc = document.documentElement;
            support = !!(doc.requestFullscreen || doc.mozRequestFullScreen || doc.webkitRequestFullScreen || doc.msRequestFullscreen);
            if (document.fullscreenEnabled === false || document.mozFullScreenEnabled === false || document.webkitFullscreenEnabled === false || document.msFullscreenEnabled === false) {
                support = false
            }
            if (support && _pdfjsLib.PDFJS.disableFullscreen === true) {
                support = false
            }
            return (0, _pdfjsLib.shadow)(this, 'supportsFullscreen', support)
        },
        get supportsIntegratedFind() {
            return this.externalServices.supportsIntegratedFind
        },
        get supportsDocumentFonts() {
            return this.externalServices.supportsDocumentFonts
        },
        get supportsDocumentColors() {
            return this.externalServices.supportsDocumentColors
        },
        get loadingBar() {
            var bar = new _ui_utils.ProgressBar('#loadingBar');
            return (0, _pdfjsLib.shadow)(this, 'loadingBar', bar)
        },
        get supportedMouseWheelZoomModifierKeys() {
            return this.externalServices.supportedMouseWheelZoomModifierKeys
        },
        initPassiveLoading: function initPassiveLoading() {
            throw new Error('Not implemented: initPassiveLoading');
        },
        setTitleUsingUrl: function setTitleUsingUrl(url) {
            this.url = url;
            this.baseUrl = url.split('#')[0];
            var title = (0, _ui_utils.getPDFFileNameFromURL)(url, '');
            if (!title) {
                try {
                    title = decodeURIComponent((0, _pdfjsLib.getFilenameFromUrl)(url)) || url
                } catch(ex) {
                    title = url
                }
            }
            this.setTitle(title)
        },
        setTitle: function setTitle(title) {
            if (this.isViewerEmbedded) {
                return
            }
            document.title = title
        },
        close: function close() {
            var errorWrapper = this.appConfig.errorWrapper.container;
            errorWrapper.setAttribute('hidden', 'true');
            if (!this.pdfLoadingTask) {
                return Promise.resolve()
            }
            var promise = this.pdfLoadingTask.destroy();
            this.pdfLoadingTask = null;
            if (this.pdfDocument) {
                this.pdfDocument = null;
                this.pdfThumbnailViewer.setDocument(null);
                this.pdfViewer.setDocument(null);
                this.pdfLinkService.setDocument(null, null);
                this.pdfDocumentProperties.setDocument(null, null)
            }
            this.store = null;
            this.isInitialViewSet = false;
            this.downloadComplete = false;
            this.pdfSidebar.reset();
            this.pdfOutlineViewer.reset();
            this.pdfAttachmentViewer.reset();
            this.findController.reset();
            this.findBar.reset();
            this.toolbar.reset();
            this.secondaryToolbar.reset();
            if (typeof PDFBug !== 'undefined') {
                PDFBug.cleanup()
            }
            return promise
        },
        open: function open(file, args) {
            var _this3 = this;
            if (arguments.length > 2 || typeof args === 'number') {
                return Promise.reject(new Error('Call of open() with obsolete signature.'))
            }
            if (this.pdfLoadingTask) {
                return this.close().then(function() {
                    _this3.preferences.reload();
                    return _this3.open(file, args)
                })
            }
            var parameters = Object.create(null),
            scale = void 0;
            if (typeof file === 'string') {
                this.setTitleUsingUrl(file);
                parameters.url = file
            } else if (file && 'byteLength' in file) {
                parameters.data = file
            } else if (file.url && file.originalUrl) {
                this.setTitleUsingUrl(file.originalUrl);
                parameters.url = file.url
            }
            if (args) {
                for (var prop in args) {
                    parameters[prop] = args[prop]
                }
                if (args.scale) {
                    scale = args.scale
                }
                if (args.length) {
                    this.pdfDocumentProperties.setFileSize(args.length)
                }
            }
            var loadingTask = (0, _pdfjsLib.getDocument)(parameters);
            this.pdfLoadingTask = loadingTask;
            loadingTask.onPassword = function(updateCallback, reason) {
                _this3.passwordPrompt.setUpdateCallback(updateCallback, reason);
                _this3.passwordPrompt.open()
            };
            loadingTask.onProgress = function(_ref) {
                var loaded = _ref.loaded,
                total = _ref.total;
                _this3.progress(loaded / total)
            };
            loadingTask.onUnsupportedFeature = this.fallback.bind(this);
            return loadingTask.promise.then(function(pdfDocument) {
                _this3.load(pdfDocument, scale)
            },
            function(exception) {
                var message = exception && exception.message;
                var loadingErrorMessage = void 0;
                if (exception instanceof _pdfjsLib.InvalidPDFException) {
                    loadingErrorMessage = _this3.l10n.get('invalid_file_error', null, 'Invalid or corrupted PDF file.')
                } else if (exception instanceof _pdfjsLib.MissingPDFException) {
                    loadingErrorMessage = _this3.l10n.get('missing_file_error', null, 'Missing PDF file.')
                } else if (exception instanceof _pdfjsLib.UnexpectedResponseException) {
                    loadingErrorMessage = _this3.l10n.get('unexpected_response_error', null, 'Unexpected server response.')
                } else {
                    loadingErrorMessage = _this3.l10n.get('loading_error', null, 'An error occurred while loading the PDF.')
                }
                return loadingErrorMessage.then(function(msg) {
                    _this3.error(msg, {
                        message: message
                    });
                    throw new Error(msg);
                })
            })
        },
        download: function download() {
            var _this4 = this;
            function downloadByUrl() {
                downloadManager.downloadUrl(url, filename)
            }
            var url = this.baseUrl;
            var filename = (0, _ui_utils.getPDFFileNameFromURL)(this.url);
            var downloadManager = this.downloadManager;
            downloadManager.onerror = function(err) {
                _this4.error('PDF failed to download: ' + err)
            };
            if (!this.pdfDocument || !this.downloadComplete) {
                downloadByUrl();
                return
            }
            this.pdfDocument.getData().then(function(data) {
                var blob = (0, _pdfjsLib.createBlob)(data, 'application/pdf');
                downloadManager.download(blob, url, filename)
            }).
            catch(downloadByUrl)
        },
        fallback: function fallback(featureId) {},
        error: function error(message, moreInfo) {
            var moreInfoText = [this.l10n.get('error_version_info', {
                version: _pdfjsLib.version || '?',
                build: _pdfjsLib.build || '?'
            },
            'PDF.js v{{version}} (build: {{build}})')];
            if (moreInfo) {
                moreInfoText.push(this.l10n.get('error_message', {
                    message: moreInfo.message
                },
                'Message: {{message}}'));
                if (moreInfo.stack) {
                    moreInfoText.push(this.l10n.get('error_stack', {
                        stack: moreInfo.stack
                    },
                    'Stack: {{stack}}'))
                } else {
                    if (moreInfo.filename) {
                        moreInfoText.push(this.l10n.get('error_file', {
                            file: moreInfo.filename
                        },
                        'File: {{file}}'))
                    }
                    if (moreInfo.lineNumber) {
                        moreInfoText.push(this.l10n.get('error_line', {
                            line: moreInfo.lineNumber
                        },
                        'Line: {{line}}'))
                    }
                }
            }
            var errorWrapperConfig = this.appConfig.errorWrapper;
            var errorWrapper = errorWrapperConfig.container;
            errorWrapper.removeAttribute('hidden');
            var errorMessage = errorWrapperConfig.errorMessage;
            errorMessage.textContent = message;
            var closeButton = errorWrapperConfig.closeButton;
            closeButton.onclick = function() {
                errorWrapper.setAttribute('hidden', 'true')
            };
            var errorMoreInfo = errorWrapperConfig.errorMoreInfo;
            var moreInfoButton = errorWrapperConfig.moreInfoButton;
            var lessInfoButton = errorWrapperConfig.lessInfoButton;
            moreInfoButton.onclick = function() {
                errorMoreInfo.removeAttribute('hidden');
                moreInfoButton.setAttribute('hidden', 'true');
                lessInfoButton.removeAttribute('hidden');
                errorMoreInfo.style.height = errorMoreInfo.scrollHeight + 'px'
            };
            lessInfoButton.onclick = function() {
                errorMoreInfo.setAttribute('hidden', 'true');
                moreInfoButton.removeAttribute('hidden');
                lessInfoButton.setAttribute('hidden', 'true')
            };
            moreInfoButton.oncontextmenu = _ui_utils.noContextMenuHandler;
            lessInfoButton.oncontextmenu = _ui_utils.noContextMenuHandler;
            closeButton.oncontextmenu = _ui_utils.noContextMenuHandler;
            moreInfoButton.removeAttribute('hidden');
            lessInfoButton.setAttribute('hidden', 'true');
            Promise.all(moreInfoText).then(function(parts) {
                errorMoreInfo.value = parts.join('\n')
            })
        },
        progress: function progress(level) {
            var _this5 = this;
            if (this.downloadComplete) {
                return
            }
            var percent = Math.round(level * 100);
            if (percent > this.loadingBar.percent || isNaN(percent)) {
                this.loadingBar.percent = percent;
                if (_pdfjsLib.PDFJS.disableAutoFetch && percent) {
                    if (this.disableAutoFetchLoadingBarTimeout) {
                        clearTimeout(this.disableAutoFetchLoadingBarTimeout);
                        this.disableAutoFetchLoadingBarTimeout = null
                    }
                    this.loadingBar.show();
                    this.disableAutoFetchLoadingBarTimeout = setTimeout(function() {
                        _this5.loadingBar.hide();
                        _this5.disableAutoFetchLoadingBarTimeout = null
                    },
                    DISABLE_AUTO_FETCH_LOADING_BAR_TIMEOUT)
                }
            }
        },
        load: function load(pdfDocument, scale) {
            var _this6 = this;
            scale = scale || _ui_utils.UNKNOWN_SCALE;
            this.pdfDocument = pdfDocument;
            pdfDocument.getDownloadInfo().then(function() {
                _this6.downloadComplete = true;
                _this6.loadingBar.hide();
                firstPagePromise.then(function() {
                    _this6.eventBus.dispatch('documentload', {
                        source: _this6
                    })
                })
            });
            var pageModePromise = pdfDocument.getPageMode().
            catch(function() {});
            this.toolbar.setPagesCount(pdfDocument.numPages, false);
            this.secondaryToolbar.setPagesCount(pdfDocument.numPages);
            var id = this.documentFingerprint = pdfDocument.fingerprint;
            var store = this.store = new _view_history.ViewHistory(id);
            var baseDocumentUrl = void 0;
            baseDocumentUrl = null;
            this.pdfLinkService.setDocument(pdfDocument, baseDocumentUrl);
            this.pdfDocumentProperties.setDocument(pdfDocument, this.url);
            var pdfViewer = this.pdfViewer;
            pdfViewer.setDocument(pdfDocument);
            var firstPagePromise = pdfViewer.firstPagePromise;
            var pagesPromise = pdfViewer.pagesPromise;
            var onePageRendered = pdfViewer.onePageRendered;
            var pdfThumbnailViewer = this.pdfThumbnailViewer;
            pdfThumbnailViewer.setDocument(pdfDocument);
            firstPagePromise.then(function(pdfPage) {
                _this6.loadingBar.setWidth(_this6.appConfig.viewerContainer);
                if (!_pdfjsLib.PDFJS.disableHistory && !_this6.isViewerEmbedded) {
                    if (!_this6.viewerPrefs['showPreviousViewOnLoad']) {
                        _this6.pdfHistory.clearHistoryState()
                    }
                    _this6.pdfHistory.initialize(_this6.documentFingerprint);
                    if (_this6.pdfHistory.initialDestination) {
                        _this6.initialDestination = _this6.pdfHistory.initialDestination
                    } else if (_this6.pdfHistory.initialBookmark) {
                        _this6.initialBookmark = _this6.pdfHistory.initialBookmark
                    }
                }
                var initialParams = {
                    destination: _this6.initialDestination,
                    bookmark: _this6.initialBookmark,
                    hash: null
                };
                var storePromise = store.getMultiple({
                    exists: false,
                    page: '1',
                    zoom: _ui_utils.DEFAULT_SCALE_VALUE,
                    scrollLeft: '0',
                    scrollTop: '0',
                    sidebarView: _pdf_sidebar.SidebarView.NONE
                }).
                catch(function() {});
                Promise.all([storePromise, pageModePromise]).then(function(_ref2) {
                    var _ref3 = _slicedToArray(_ref2, 2),
                    _ref3$ = _ref3[0],
                    values = _ref3$ === undefined ? {}: _ref3$,
                    pageMode = _ref3[1];
                    var hash = _this6.viewerPrefs['defaultZoomValue'] ? 'zoom=' + _this6.viewerPrefs['defaultZoomValue'] : null;
                    var sidebarView = _this6.viewerPrefs['sidebarViewOnLoad'];
                    if (values.exists && _this6.viewerPrefs['showPreviousViewOnLoad']) {
                        hash = 'page=' + values.page + '&zoom=' + (_this6.viewerPrefs['defaultZoomValue'] || values.zoom) + ',' + values.scrollLeft + ',' + values.scrollTop;
                        sidebarView = sidebarView || values.sidebarView | 0
                    }
                    if (pageMode && !_this6.viewerPrefs['disablePageMode']) {
                        sidebarView = sidebarView || apiPageModeToSidebarView(pageMode)
                    }
                    return {
                        hash: hash,
                        sidebarView: sidebarView
                    }
                }).then(function(_ref4) {
                    var hash = _ref4.hash,
                    sidebarView = _ref4.sidebarView;
                    _this6.setInitialView(hash, {
                        sidebarView: sidebarView,
                        scale: scale
                    });
                    initialParams.hash = hash;
                    if (!_this6.isViewerEmbedded) {
                        pdfViewer.focus()
                    }
                    return pagesPromise
                }).then(function() {
                    if (!initialParams.destination && !initialParams.bookmark && !initialParams.hash) {
                        return
                    }
                    if (pdfViewer.hasEqualPageSizes) {
                        return
                    }
                    _this6.initialDestination = initialParams.destination;
                    _this6.initialBookmark = initialParams.bookmark;
                    pdfViewer.currentScaleValue = pdfViewer.currentScaleValue;
                    _this6.setInitialView(initialParams.hash)
                }).then(function() {
                    pdfViewer.update()
                })
            });
            pdfDocument.getPageLabels().then(function(labels) {
                if (!labels || _this6.viewerPrefs['disablePageLabels']) {
                    return
                }
                var i = 0,
                numLabels = labels.length;
                if (numLabels !== _this6.pagesCount) {
                    console.error('The number of Page Labels does not match ' + 'the number of pages in the document.');
                    return
                }
                while (i < numLabels && labels[i] === (i + 1).toString()) {
                    i++
                }
                if (i === numLabels) {
                    return
                }
                pdfViewer.setPageLabels(labels);
                pdfThumbnailViewer.setPageLabels(labels);
                _this6.toolbar.setPagesCount(pdfDocument.numPages, true);
                _this6.toolbar.setPageNumber(pdfViewer.currentPageNumber, pdfViewer.currentPageLabel)
            });
            pagesPromise.then(function() {
                if (!_this6.supportsPrinting) {
                    return
                }
                pdfDocument.getJavaScript().then(function(javaScript) {
                    if (javaScript.length) {
                        console.warn('Warning: JavaScript is not supported');
                        _this6.fallback(_pdfjsLib.UNSUPPORTED_FEATURES.javaScript)
                    }
                    var regex = /\bprint\s*\(/;
                    for (var i = 0,
                    ii = javaScript.length; i < ii; i++) {
                        var js = javaScript[i];
                        if (js && regex.test(js)) {
                            setTimeout(function() {
                                window.print()
                            });
                            return
                        }
                    }
                })
            });
            Promise.all([onePageRendered, _ui_utils.animationStarted]).then(function() {
                pdfDocument.getOutline().then(function(outline) {
                    _this6.pdfOutlineViewer.render({
                        outline: outline
                    })
                });
                pdfDocument.getAttachments().then(function(attachments) {
                    _this6.pdfAttachmentViewer.render({
                        attachments: attachments
                    })
                })
            });
            pdfDocument.getMetadata().then(function(_ref5) {
                var info = _ref5.info,
                metadata = _ref5.metadata;
                _this6.documentInfo = info;
                _this6.metadata = metadata;
                console.log('PDF ' + pdfDocument.fingerprint + ' [' + info.PDFFormatVersion + ' ' + (info.Producer || '-').trim() + ' / ' + (info.Creator || '-').trim() + ']' + ' (PDF.js: ' + (_pdfjsLib.version || '-') + (!_pdfjsLib.PDFJS.disableWebGL ? ' [WebGL]': '') + ')');
                var pdfTitle = void 0;
                if (metadata && metadata.has('dc:title')) {
                    var title = metadata.get('dc:title');
                    if (title !== 'Untitled') {
                        pdfTitle = title
                    }
                }
                if (!pdfTitle && info && info['Title']) {
                    pdfTitle = info['Title']
                }
                if (pdfTitle) {
                    _this6.setTitle(pdfTitle + ' - ' + document.title)
                }
                if (info.IsAcroFormPresent) {
                    console.warn('Warning: AcroForm/XFA is not supported');
                    _this6.fallback(_pdfjsLib.UNSUPPORTED_FEATURES.forms)
                }
            })
        },
        setInitialView: function setInitialView(storedHash) {
            var options = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {};
            var _options$scale = options.scale,
            scale = _options$scale === undefined ? 0 : _options$scale,
            _options$sidebarView = options.sidebarView,
            sidebarView = _options$sidebarView === undefined ? _pdf_sidebar.SidebarView.NONE: _options$sidebarView;
            this.isInitialViewSet = true;
            this.pdfSidebar.setInitialView(sidebarView);
            if (this.initialDestination) {
                this.pdfLinkService.navigateTo(this.initialDestination);
                this.initialDestination = null
            } else if (this.initialBookmark) {
                this.pdfLinkService.setHash(this.initialBookmark);
                this.pdfHistory.push({
                    hash: this.initialBookmark
                },
                true);
                this.initialBookmark = null
            } else if (storedHash) {
                this.pdfLinkService.setHash(storedHash)
            } else if (scale) {
                this.pdfViewer.currentScaleValue = scale;
                this.page = 1
            }
            this.toolbar.setPageNumber(this.pdfViewer.currentPageNumber, this.pdfViewer.currentPageLabel);
            this.secondaryToolbar.setPageNumber(this.pdfViewer.currentPageNumber);
            if (!this.pdfViewer.currentScaleValue) {
                this.pdfViewer.currentScaleValue = _ui_utils.DEFAULT_SCALE_VALUE
            }
        },
        cleanup: function cleanup() {
            if (!this.pdfDocument) {
                return
            }
            this.pdfViewer.cleanup();
            this.pdfThumbnailViewer.cleanup();
            if (this.pdfViewer.renderer !== _ui_utils.RendererType.SVG) {
                this.pdfDocument.cleanup()
            }
        },
        forceRendering: function forceRendering() {
            this.pdfRenderingQueue.printing = this.printing;
            this.pdfRenderingQueue.isThumbnailViewEnabled = this.pdfSidebar.isThumbnailViewVisible;
            this.pdfRenderingQueue.renderHighestPriority()
        },
        beforePrint: function beforePrint() {
            var _this7 = this;
            if (this.printService) {
                return
            }
            if (!this.supportsPrinting) {
                this.l10n.get('printing_not_supported', null, 'Warning: Printing is not fully supported by ' + 'this browser.').then(function(printMessage) {
                    _this7.error(printMessage)
                });
                return
            }
            if (!this.pdfViewer.pageViewsReady) {
                this.l10n.get('printing_not_ready', null, 'Warning: The PDF is not fully loaded for printing.').then(function(notReadyMessage) {
                    window.alert(notReadyMessage)
                });
                return
            }
            var pagesOverview = this.pdfViewer.getPagesOverview();
            var printContainer = this.appConfig.printContainer;
            var printService = PDFPrintServiceFactory.instance.createPrintService(this.pdfDocument, pagesOverview, printContainer, this.l10n);
            this.printService = printService;
            this.forceRendering();
            printService.layout()
        },
        afterPrint: function pdfViewSetupAfterPrint() {
            if (this.printService) {
                this.printService.destroy();
                this.printService = null
            }
            this.forceRendering()
        },
        rotatePages: function rotatePages(delta) {
            if (!this.pdfDocument) {
                return
            }
            var pdfViewer = this.pdfViewer,
            pdfThumbnailViewer = this.pdfThumbnailViewer;
            var pageNumber = pdfViewer.currentPageNumber;
            var newRotation = (pdfViewer.pagesRotation + 360 + delta) % 360;
            pdfViewer.pagesRotation = newRotation;
            pdfThumbnailViewer.pagesRotation = newRotation;
            this.forceRendering();
            pdfViewer.currentPageNumber = pageNumber
        },
        requestPresentationMode: function requestPresentationMode() {
            if (!this.pdfPresentationMode) {
                return
            }
            this.pdfPresentationMode.request()
        },
        bindEvents: function bindEvents() {
            var eventBus = this.eventBus,
            _boundEvents = this._boundEvents;
            _boundEvents.beforePrint = this.beforePrint.bind(this);
            _boundEvents.afterPrint = this.afterPrint.bind(this);
            eventBus.on('resize', webViewerResize);
            eventBus.on('hashchange', webViewerHashchange);
            eventBus.on('beforeprint', _boundEvents.beforePrint);
            eventBus.on('afterprint', _boundEvents.afterPrint);
            eventBus.on('pagerendered', webViewerPageRendered);
            eventBus.on('textlayerrendered', webViewerTextLayerRendered);
            eventBus.on('updateviewarea', webViewerUpdateViewarea);
            eventBus.on('pagechanging', webViewerPageChanging);
            eventBus.on('scalechanging', webViewerScaleChanging);
            eventBus.on('sidebarviewchanged', webViewerSidebarViewChanged);
            eventBus.on('pagemode', webViewerPageMode);
            eventBus.on('namedaction', webViewerNamedAction);
            eventBus.on('presentationmodechanged', webViewerPresentationModeChanged);
            eventBus.on('presentationmode', webViewerPresentationMode);
            eventBus.on('openfile', webViewerOpenFile);
            eventBus.on('print', webViewerPrint);
            eventBus.on('download', webViewerDownload);
            eventBus.on('firstpage', webViewerFirstPage);
            eventBus.on('lastpage', webViewerLastPage);
            eventBus.on('nextpage', webViewerNextPage);
            eventBus.on('previouspage', webViewerPreviousPage);
            eventBus.on('zoomin', webViewerZoomIn);
            eventBus.on('zoomout', webViewerZoomOut);
            eventBus.on('pagenumberchanged', webViewerPageNumberChanged);
            eventBus.on('scalechanged', webViewerScaleChanged);
            eventBus.on('rotatecw', webViewerRotateCw);
            eventBus.on('rotateccw', webViewerRotateCcw);
            eventBus.on('documentproperties', webViewerDocumentProperties);
            eventBus.on('find', webViewerFind);
            eventBus.on('findfromurlhash', webViewerFindFromUrlHash);
            eventBus.on('fileinputchange', webViewerFileInputChange)
        },
        bindWindowEvents: function bindWindowEvents() {
            var eventBus = this.eventBus,
            _boundEvents = this._boundEvents;
            _boundEvents.windowResize = function() {
                eventBus.dispatch('resize')
            };
            _boundEvents.windowHashChange = function() {
                eventBus.dispatch('hashchange', {
                    hash: document.location.hash.substring(1)
                })
            };
            _boundEvents.windowBeforePrint = function() {
                eventBus.dispatch('beforeprint')
            };
            _boundEvents.windowAfterPrint = function() {
                eventBus.dispatch('afterprint')
            };
            window.addEventListener('wheel', webViewerWheel);
            window.addEventListener('click', webViewerClick);
            window.addEventListener('keydown', webViewerKeyDown);
            window.addEventListener('resize', _boundEvents.windowResize);
            window.addEventListener('hashchange', _boundEvents.windowHashChange);
            window.addEventListener('beforeprint', _boundEvents.windowBeforePrint);
            window.addEventListener('afterprint', _boundEvents.windowAfterPrint);
            _boundEvents.windowChange = function(evt) {
                var files = evt.target.files;
                if (!files || files.length === 0) {
                    return
                }
                eventBus.dispatch('fileinputchange', {
                    fileInput: evt.target
                })
            };
            window.addEventListener('change', _boundEvents.windowChange)
        },
        unbindEvents: function unbindEvents() {
            var eventBus = this.eventBus,
            _boundEvents = this._boundEvents;
            eventBus.off('resize', webViewerResize);
            eventBus.off('hashchange', webViewerHashchange);
            eventBus.off('beforeprint', _boundEvents.beforePrint);
            eventBus.off('afterprint', _boundEvents.afterPrint);
            eventBus.off('pagerendered', webViewerPageRendered);
            eventBus.off('textlayerrendered', webViewerTextLayerRendered);
            eventBus.off('updateviewarea', webViewerUpdateViewarea);
            eventBus.off('pagechanging', webViewerPageChanging);
            eventBus.off('scalechanging', webViewerScaleChanging);
            eventBus.off('sidebarviewchanged', webViewerSidebarViewChanged);
            eventBus.off('pagemode', webViewerPageMode);
            eventBus.off('namedaction', webViewerNamedAction);
            eventBus.off('presentationmodechanged', webViewerPresentationModeChanged);
            eventBus.off('presentationmode', webViewerPresentationMode);
            eventBus.off('openfile', webViewerOpenFile);
            eventBus.off('print', webViewerPrint);
            eventBus.off('download', webViewerDownload);
            eventBus.off('firstpage', webViewerFirstPage);
            eventBus.off('lastpage', webViewerLastPage);
            eventBus.off('nextpage', webViewerNextPage);
            eventBus.off('previouspage', webViewerPreviousPage);
            eventBus.off('zoomin', webViewerZoomIn);
            eventBus.off('zoomout', webViewerZoomOut);
            eventBus.off('pagenumberchanged', webViewerPageNumberChanged);
            eventBus.off('scalechanged', webViewerScaleChanged);
            eventBus.off('rotatecw', webViewerRotateCw);
            eventBus.off('rotateccw', webViewerRotateCcw);
            eventBus.off('documentproperties', webViewerDocumentProperties);
            eventBus.off('find', webViewerFind);
            eventBus.off('findfromurlhash', webViewerFindFromUrlHash);
            eventBus.off('fileinputchange', webViewerFileInputChange);
            _boundEvents.beforePrint = null;
            _boundEvents.afterPrint = null
        },
        unbindWindowEvents: function unbindWindowEvents() {
            var _boundEvents = this._boundEvents;
            window.removeEventListener('wheel', webViewerWheel);
            window.removeEventListener('click', webViewerClick);
            window.removeEventListener('keydown', webViewerKeyDown);
            window.removeEventListener('resize', _boundEvents.windowResize);
            window.removeEventListener('hashchange', _boundEvents.windowHashChange);
            window.removeEventListener('beforeprint', _boundEvents.windowBeforePrint);
            window.removeEventListener('afterprint', _boundEvents.windowAfterPrint);
            window.removeEventListener('change', _boundEvents.windowChange);
            _boundEvents.windowChange = null;
            _boundEvents.windowResize = null;
            _boundEvents.windowHashChange = null;
            _boundEvents.windowBeforePrint = null;
            _boundEvents.windowAfterPrint = null
        }
    };
    var validateFileURL = void 0; {
        var HOSTED_VIEWER_ORIGINS = ['null', 'http://mozilla.github.io', 'https://mozilla.github.io'];
        validateFileURL = function validateFileURL(file) {
            if (file === undefined) {
                return
            }
            try {
                var viewerOrigin = new URL(window.location.href).origin || 'null';
                if (HOSTED_VIEWER_ORIGINS.indexOf(viewerOrigin) >= 0) {
                    return
                }
                var fileOrigin = new URL(file, window.location.href).origin;
                if (fileOrigin !== viewerOrigin) {
                    throw new Error('file origin does not match viewer\'s');
                }
            } catch(ex) {
                var message = ex && ex.message;
                PDFViewerApplication.l10n.get('loading_error', null, 'An error occurred while loading the PDF.').then(function(loadingErrorMessage) {
                    PDFViewerApplication.error(loadingErrorMessage, {
                        message: message
                    })
                });
                throw ex;
            }
        }
    }
    function loadAndEnablePDFBug(enabledTabs) {
        return new Promise(function(resolve, reject) {
            var appConfig = PDFViewerApplication.appConfig;
            var script = document.createElement('script');
            script.src = appConfig.debuggerScriptPath;
            script.onload = function() {
                PDFBug.enable(enabledTabs);
                PDFBug.init({
                    PDFJS: _pdfjsLib.PDFJS,
                    OPS: _pdfjsLib.OPS
                },
                appConfig.mainContainer);
                resolve()
            };
            script.onerror = function() {
                reject(new Error('Cannot load debugger at ' + script.src))
            }; (document.getElementsByTagName('head')[0] || document.body).appendChild(script)
        })
    }
    function webViewerInitialized() {
        var appConfig = PDFViewerApplication.appConfig;
        var file = void 0;
        var queryString = document.location.search.substring(1);
        var params = (0, _ui_utils.parseQueryString)(queryString);
        file = 'file' in params ? params.file: appConfig.defaultUrl;
        validateFileURL(file);
        var waitForBeforeOpening = [];
        var fileInput = document.createElement('input');
        fileInput.id = appConfig.openFileInputName;
        fileInput.className = 'fileInput';
        fileInput.setAttribute('type', 'file');
        fileInput.oncontextmenu = _ui_utils.noContextMenuHandler;
        document.body.appendChild(fileInput);
        if (!window.File || !window.FileReader || !window.FileList || !window.Blob) {
            appConfig.toolbar.openFile.setAttribute('hidden', 'true');
            appConfig.secondaryToolbar.openFileButton.setAttribute('hidden', 'true')
        } else {
            fileInput.value = null
        }
        if (PDFViewerApplication.viewerPrefs['pdfBugEnabled']) {
            var hash = document.location.hash.substring(1);
            var hashParams = (0, _ui_utils.parseQueryString)(hash);
            if ('disableworker' in hashParams) {
                _pdfjsLib.PDFJS.disableWorker = hashParams['disableworker'] === 'true'
            }
            if ('disablerange' in hashParams) {
                _pdfjsLib.PDFJS.disableRange = hashParams['disablerange'] === 'true'
            }
            if ('disablestream' in hashParams) {
                _pdfjsLib.PDFJS.disableStream = hashParams['disablestream'] === 'true'
            }
            if ('disableautofetch' in hashParams) {
                _pdfjsLib.PDFJS.disableAutoFetch = hashParams['disableautofetch'] === 'true'
            }
            if ('disablefontface' in hashParams) {
                _pdfjsLib.PDFJS.disableFontFace = hashParams['disablefontface'] === 'true'
            }
            if ('disablehistory' in hashParams) {
                _pdfjsLib.PDFJS.disableHistory = hashParams['disablehistory'] === 'true'
            }
            if ('webgl' in hashParams) {
                _pdfjsLib.PDFJS.disableWebGL = hashParams['webgl'] !== 'true'
            }
            if ('useonlycsszoom' in hashParams) {
                _pdfjsLib.PDFJS.useOnlyCssZoom = hashParams['useonlycsszoom'] === 'true'
            }
            if ('verbosity' in hashParams) {
                _pdfjsLib.PDFJS.verbosity = hashParams['verbosity'] | 0
            }
            if ('ignorecurrentpositiononzoom' in hashParams) {
                _pdfjsLib.PDFJS.ignoreCurrentPositionOnZoom = hashParams['ignorecurrentpositiononzoom'] === 'true'
            }
            if ('textlayer' in hashParams) {
                switch (hashParams['textlayer']) {
                case 'off':
                    _pdfjsLib.PDFJS.disableTextLayer = true;
                    break;
                case 'visible':
                case 'shadow':
                case 'hover':
                    var viewer = appConfig.viewerContainer;
                    viewer.classList.add('textLayer-' + hashParams['textlayer']);
                    break
                }
            }
            if ('pdfbug' in hashParams) {
                _pdfjsLib.PDFJS.pdfBug = true;
                var pdfBug = hashParams['pdfbug'];
                var enabled = pdfBug.split(',');
                waitForBeforeOpening.push(loadAndEnablePDFBug(enabled))
            }
        }
        if (!PDFViewerApplication.supportsPrinting) {
            appConfig.toolbar.print.classList.add('hidden');
            appConfig.secondaryToolbar.printButton.classList.add('hidden')
        }
        if (!PDFViewerApplication.supportsFullscreen) {
            appConfig.toolbar.presentationModeButton.classList.add('hidden');
            appConfig.secondaryToolbar.presentationModeButton.classList.add('hidden')
        }
        if (PDFViewerApplication.supportsIntegratedFind) {
            appConfig.toolbar.viewFind.classList.add('hidden')
        }
        appConfig.sidebar.mainContainer.addEventListener('transitionend',
        function(evt) {
            if (evt.target === this) {
                PDFViewerApplication.eventBus.dispatch('resize')
            }
        },
        true);
        appConfig.sidebar.toggleButton.addEventListener('click',
        function() {
            PDFViewerApplication.pdfSidebar.toggle()
        });
        Promise.all(waitForBeforeOpening).then(function() {
            webViewerOpenFileViaURL(file)
        }).
        catch(function(reason) {
            PDFViewerApplication.l10n.get('loading_error', null, 'An error occurred while opening.').then(function(msg) {
                PDFViewerApplication.error(msg, reason)
            })
        })
    }
    var webViewerOpenFileViaURL = void 0; {
        webViewerOpenFileViaURL = function webViewerOpenFileViaURL(file) {
            if (file && file.lastIndexOf('file:', 0) === 0) {
                PDFViewerApplication.setTitleUsingUrl(file);
                var xhr = new XMLHttpRequest();
                xhr.onload = function() {
                    PDFViewerApplication.open(new Uint8Array(xhr.response))
                };
                try {
                    xhr.open('GET', file);
                    xhr.responseType = 'arraybuffer';
                    xhr.send()
                } catch(ex) {
                    PDFViewerApplication.l10n.get('loading_error', null, 'An error occurred while loading the PDF.').then(function(msg) {
                        PDFViewerApplication.error(msg, ex)
                    })
                }
                return
            }
            if (file) {
                PDFViewerApplication.open(file)
            }
        }
    }
    function webViewerPageRendered(evt) {
        var pageNumber = evt.pageNumber;
        var pageIndex = pageNumber - 1;
        var pageView = PDFViewerApplication.pdfViewer.getPageView(pageIndex);
        if (pageNumber === PDFViewerApplication.page) {
            PDFViewerApplication.toolbar.updateLoadingIndicatorState(false)
        }
        if (!pageView) {
            return
        }
        if (PDFViewerApplication.pdfSidebar.isThumbnailViewVisible) {
            var thumbnailView = PDFViewerApplication.pdfThumbnailViewer.getThumbnail(pageIndex);
            thumbnailView.setImage(pageView)
        }
        if (_pdfjsLib.PDFJS.pdfBug && Stats.enabled && pageView.stats) {
            Stats.add(pageNumber, pageView.stats)
        }
        if (pageView.error) {
            PDFViewerApplication.l10n.get('rendering_error', null, 'An error occurred while rendering the page.').then(function(msg) {
                PDFViewerApplication.error(msg, pageView.error)
            })
        }
    }
    function webViewerTextLayerRendered(evt) {}
    function webViewerPageMode(evt) {
        var mode = evt.mode,
        view = void 0;
        switch (mode) {
        case 'thumbs':
            view = _pdf_sidebar.SidebarView.THUMBS;
            break;
        case 'bookmarks':
        case 'outline':
            view = _pdf_sidebar.SidebarView.OUTLINE;
            break;
        case 'attachments':
            view = _pdf_sidebar.SidebarView.ATTACHMENTS;
            break;
        case 'none':
            view = _pdf_sidebar.SidebarView.NONE;
            break;
        default:
            console.error('Invalid "pagemode" hash parameter: ' + mode);
            return
        }
        PDFViewerApplication.pdfSidebar.switchView(view, true)
    }
    function webViewerNamedAction(evt) {
        var action = evt.action;
        switch (action) {
        case 'GoToPage':
            PDFViewerApplication.appConfig.toolbar.pageNumber.select();
            break;
        case 'Find':
            if (!PDFViewerApplication.supportsIntegratedFind) {
                PDFViewerApplication.findBar.toggle()
            }
            break
        }
    }
    function webViewerPresentationModeChanged(evt) {
        var active = evt.active,
        switchInProgress = evt.switchInProgress;
        PDFViewerApplication.pdfViewer.presentationModeState = switchInProgress ? _pdf_viewer.PresentationModeState.CHANGING: active ? _pdf_viewer.PresentationModeState.FULLSCREEN: _pdf_viewer.PresentationModeState.NORMAL
    }
    function webViewerSidebarViewChanged(evt) {
        PDFViewerApplication.pdfRenderingQueue.isThumbnailViewEnabled = PDFViewerApplication.pdfSidebar.isThumbnailViewVisible;
        var store = PDFViewerApplication.store;
        if (store && PDFViewerApplication.isInitialViewSet) {
            store.set('sidebarView', evt.view).
            catch(function() {})
        }
    }
    function webViewerUpdateViewarea(evt) {
        var location = evt.location,
        store = PDFViewerApplication.store;
        if (store && PDFViewerApplication.isInitialViewSet) {
            store.setMultiple({
                'exists': true,
                'page': location.pageNumber,
                'zoom': location.scale,
                'scrollLeft': location.left,
                'scrollTop': location.top
            }).
            catch(function() {})
        }
        var href = PDFViewerApplication.pdfLinkService.getAnchorUrl(location.pdfOpenParams);
        PDFViewerApplication.appConfig.toolbar.viewBookmark.href = href;
        PDFViewerApplication.appConfig.secondaryToolbar.viewBookmarkButton.href = href;
        PDFViewerApplication.pdfHistory.updateCurrentBookmark(location.pdfOpenParams, location.pageNumber);
        var currentPage = PDFViewerApplication.pdfViewer.getPageView(PDFViewerApplication.page - 1);
        var loading = currentPage.renderingState !== _pdf_rendering_queue.RenderingStates.FINISHED;
        PDFViewerApplication.toolbar.updateLoadingIndicatorState(loading)
    }
    function webViewerResize() {
        var pdfDocument = PDFViewerApplication.pdfDocument,
        pdfViewer = PDFViewerApplication.pdfViewer;
        if (!pdfDocument) {
            return
        }
        var currentScaleValue = pdfViewer.currentScaleValue;
        if (currentScaleValue === 'auto' || currentScaleValue === 'page-fit' || currentScaleValue === 'page-width') {
            pdfViewer.currentScaleValue = currentScaleValue
        }
        pdfViewer.update()
    }
    function webViewerHashchange(evt) {
        if (PDFViewerApplication.pdfHistory.isHashChangeUnlocked) {
            var hash = evt.hash;
            if (!hash) {
                return
            }
            if (!PDFViewerApplication.isInitialViewSet) {
                PDFViewerApplication.initialBookmark = hash
            } else {
                PDFViewerApplication.pdfLinkService.setHash(hash)
            }
        }
    }
    var webViewerFileInputChange = void 0; {
        webViewerFileInputChange = function webViewerFileInputChange(evt) {
            var file = evt.fileInput.files[0];
            if (!_pdfjsLib.PDFJS.disableCreateObjectURL && URL.createObjectURL) {
                PDFViewerApplication.open(URL.createObjectURL(file))
            } else {
                var fileReader = new FileReader();
                fileReader.onload = function webViewerChangeFileReaderOnload(evt) {
                    var buffer = evt.target.result;
                    PDFViewerApplication.open(new Uint8Array(buffer))
                };
                fileReader.readAsArrayBuffer(file)
            }
            PDFViewerApplication.setTitleUsingUrl(file.name);
            var appConfig = PDFViewerApplication.appConfig;
            appConfig.toolbar.viewBookmark.setAttribute('hidden', 'true');
            appConfig.secondaryToolbar.viewBookmarkButton.setAttribute('hidden', 'true');
            appConfig.toolbar.download.setAttribute('hidden', 'true');
            appConfig.secondaryToolbar.downloadButton.setAttribute('hidden', 'true')
        }
    }
    function webViewerPresentationMode() {
        PDFViewerApplication.requestPresentationMode()
    }
    function webViewerOpenFile() {
        var openFileInputName = PDFViewerApplication.appConfig.openFileInputName;
        document.getElementById(openFileInputName).click()
    }
    function webViewerPrint() {
        window.print()
    }
    function webViewerDownload() {
        PDFViewerApplication.download()
    }
    function webViewerFirstPage() {
        if (PDFViewerApplication.pdfDocument) {
            PDFViewerApplication.page = 1
        }
    }
    function webViewerLastPage() {
        if (PDFViewerApplication.pdfDocument) {
            PDFViewerApplication.page = PDFViewerApplication.pagesCount
        }
    }
    function webViewerNextPage() {
        PDFViewerApplication.page++
    }
    function webViewerPreviousPage() {
        PDFViewerApplication.page--
    }
    function webViewerZoomIn() {
        PDFViewerApplication.zoomIn()
    }
    function webViewerZoomOut() {
        PDFViewerApplication.zoomOut()
    }
    function webViewerPageNumberChanged(evt) {
        var pdfViewer = PDFViewerApplication.pdfViewer;
        pdfViewer.currentPageLabel = evt.value;
        if (evt.value !== pdfViewer.currentPageNumber.toString() && evt.value !== pdfViewer.currentPageLabel) {
            PDFViewerApplication.toolbar.setPageNumber(pdfViewer.currentPageNumber, pdfViewer.currentPageLabel)
        }
    }
    function webViewerScaleChanged(evt) {
        PDFViewerApplication.pdfViewer.currentScaleValue = evt.value
    }
    function webViewerRotateCw() {
        PDFViewerApplication.rotatePages(90)
    }
    function webViewerRotateCcw() {
        PDFViewerApplication.rotatePages( - 90)
    }
    function webViewerDocumentProperties() {
        PDFViewerApplication.pdfDocumentProperties.open()
    }
    function webViewerFind(evt) {
        PDFViewerApplication.findController.executeCommand('find' + evt.type, {
            query: evt.query,
            phraseSearch: evt.phraseSearch,
            caseSensitive: evt.caseSensitive,
            highlightAll: evt.highlightAll,
            findPrevious: evt.findPrevious
        })
    }
    function webViewerFindFromUrlHash(evt) {
        PDFViewerApplication.findController.executeCommand('find', {
            query: evt.query,
            phraseSearch: evt.phraseSearch,
            caseSensitive: false,
            highlightAll: true,
            findPrevious: false
        })
    }
    function webViewerScaleChanging(evt) {
        PDFViewerApplication.toolbar.setPageScale(evt.presetValue, evt.scale);
        PDFViewerApplication.pdfViewer.update()
    }
    function webViewerPageChanging(evt) {
        var page = evt.pageNumber;
        PDFViewerApplication.toolbar.setPageNumber(page, evt.pageLabel || null);
        PDFViewerApplication.secondaryToolbar.setPageNumber(page);
        if (PDFViewerApplication.pdfSidebar.isThumbnailViewVisible) {
            PDFViewerApplication.pdfThumbnailViewer.scrollThumbnailIntoView(page)
        }
        if (_pdfjsLib.PDFJS.pdfBug && Stats.enabled) {
            var pageView = PDFViewerApplication.pdfViewer.getPageView(page - 1);
            if (pageView.stats) {
                Stats.add(page, pageView.stats)
            }
        }
    }
    var zoomDisabled = false,
    zoomDisabledTimeout = void 0;
    function webViewerWheel(evt) {
        var pdfViewer = PDFViewerApplication.pdfViewer;
        if (pdfViewer.isInPresentationMode) {
            return
        }
        if (evt.ctrlKey || evt.metaKey) {
            var support = PDFViewerApplication.supportedMouseWheelZoomModifierKeys;
            if (evt.ctrlKey && !support.ctrlKey || evt.metaKey && !support.metaKey) {
                return
            }
            evt.preventDefault();
            if (zoomDisabled) {
                return
            }
            var previousScale = pdfViewer.currentScale;
            var delta = (0, _ui_utils.normalizeWheelEventDelta)(evt);
            var MOUSE_WHEEL_DELTA_PER_PAGE_SCALE = 3.0;
            var ticks = delta * MOUSE_WHEEL_DELTA_PER_PAGE_SCALE;
            if (ticks < 0) {
                PDFViewerApplication.zoomOut( - ticks)
            } else {
                PDFViewerApplication.zoomIn(ticks)
            }
            var currentScale = pdfViewer.currentScale;
            if (previousScale !== currentScale) {
                var scaleCorrectionFactor = currentScale / previousScale - 1;
                var rect = pdfViewer.container.getBoundingClientRect();
                var dx = evt.clientX - rect.left;
                var dy = evt.clientY - rect.top;
                pdfViewer.container.scrollLeft += dx * scaleCorrectionFactor;
                pdfViewer.container.scrollTop += dy * scaleCorrectionFactor
            }
        } else {
            zoomDisabled = true;
            clearTimeout(zoomDisabledTimeout);
            zoomDisabledTimeout = setTimeout(function() {
                zoomDisabled = false
            },
            1000)
        }
    }
    function webViewerClick(evt) {
        if (!PDFViewerApplication.secondaryToolbar.isOpen) {
            return
        }
        var appConfig = PDFViewerApplication.appConfig;
        if (PDFViewerApplication.pdfViewer.containsElement(evt.target) || appConfig.toolbar.container.contains(evt.target) && evt.target !== appConfig.secondaryToolbar.toggleButton) {
            PDFViewerApplication.secondaryToolbar.close()
        }
    }
    function webViewerKeyDown(evt) {
        if (PDFViewerApplication.overlayManager.active) {
            return
        }
        var handled = false,
        ensureViewerFocused = false;
        var cmd = (evt.ctrlKey ? 1 : 0) | (evt.altKey ? 2 : 0) | (evt.shiftKey ? 4 : 0) | (evt.metaKey ? 8 : 0);
        var pdfViewer = PDFViewerApplication.pdfViewer;
        var isViewerInPresentationMode = pdfViewer && pdfViewer.isInPresentationMode;
        if (cmd === 1 || cmd === 8 || cmd === 5 || cmd === 12) {
            switch (evt.keyCode) {
            case 70:
                if (!PDFViewerApplication.supportsIntegratedFind) {
                    PDFViewerApplication.findBar.open();
                    handled = true
                }
                break;
            case 71:
                if (!PDFViewerApplication.supportsIntegratedFind) {
                    var findState = PDFViewerApplication.findController.state;
                    if (findState) {
                        PDFViewerApplication.findController.executeCommand('findagain', {
                            query: findState.query,
                            phraseSearch: findState.phraseSearch,
                            caseSensitive: findState.caseSensitive,
                            highlightAll: findState.highlightAll,
                            findPrevious: cmd === 5 || cmd === 12
                        })
                    }
                    handled = true
                }
                break;
            case 61:
            case 107:
            case 187:
            case 171:
                if (!isViewerInPresentationMode) {
                    PDFViewerApplication.zoomIn()
                }
                handled = true;
                break;
            case 173:
            case 109:
            case 189:
                if (!isViewerInPresentationMode) {
                    PDFViewerApplication.zoomOut()
                }
                handled = true;
                break;
            case 48:
            case 96:
                if (!isViewerInPresentationMode) {
                    setTimeout(function() {
                        pdfViewer.currentScaleValue = _ui_utils.DEFAULT_SCALE_VALUE
                    });
                    handled = false
                }
                break;
            case 38:
                if (isViewerInPresentationMode || PDFViewerApplication.page > 1) {
                    PDFViewerApplication.page = 1;
                    handled = true;
                    ensureViewerFocused = true
                }
                break;
            case 40:
                if (isViewerInPresentationMode || PDFViewerApplication.page < PDFViewerApplication.pagesCount) {
                    PDFViewerApplication.page = PDFViewerApplication.pagesCount;
                    handled = true;
                    ensureViewerFocused = true
                }
                break
            }
        }
        if (cmd === 1 || cmd === 8) {
            switch (evt.keyCode) {
            case 83:
                PDFViewerApplication.download();
                handled = true;
                break
            }
        }
        if (cmd === 3 || cmd === 10) {
            switch (evt.keyCode) {
            case 80:
                PDFViewerApplication.requestPresentationMode();
                handled = true;
                break;
            case 71:
                PDFViewerApplication.appConfig.toolbar.pageNumber.select();
                handled = true;
                break
            }
        }
        if (handled) {
            if (ensureViewerFocused && !isViewerInPresentationMode) {
                pdfViewer.focus()
            }
            evt.preventDefault();
            return
        }
        var curElement = document.activeElement || document.querySelector(':focus');
        var curElementTagName = curElement && curElement.tagName.toUpperCase();
        if (curElementTagName === 'INPUT' || curElementTagName === 'TEXTAREA' || curElementTagName === 'SELECT') {
            if (evt.keyCode !== 27) {
                return
            }
        }
        if (cmd === 0) {
            switch (evt.keyCode) {
            case 38:
            case 33:
            case 8:
                if (!isViewerInPresentationMode && pdfViewer.currentScaleValue !== 'page-fit') {
                    break
                }
            case 37:
                if (pdfViewer.isHorizontalScrollbarEnabled) {
                    break
                }
            case 75:
            case 80:
                if (PDFViewerApplication.page > 1) {
                    PDFViewerApplication.page--
                }
                handled = true;
                break;
            case 27:
                if (PDFViewerApplication.secondaryToolbar.isOpen) {
                    PDFViewerApplication.secondaryToolbar.close();
                    handled = true
                }
                if (!PDFViewerApplication.supportsIntegratedFind && PDFViewerApplication.findBar.opened) {
                    PDFViewerApplication.findBar.close();
                    handled = true
                }
                break;
            case 40:
            case 34:
            case 32:
                if (!isViewerInPresentationMode && pdfViewer.currentScaleValue !== 'page-fit') {
                    break
                }
            case 39:
                if (pdfViewer.isHorizontalScrollbarEnabled) {
                    break
                }
            case 74:
            case 78:
                if (PDFViewerApplication.page < PDFViewerApplication.pagesCount) {
                    PDFViewerApplication.page++
                }
                handled = true;
                break;
            case 36:
                if (isViewerInPresentationMode || PDFViewerApplication.page > 1) {
                    PDFViewerApplication.page = 1;
                    handled = true;
                    ensureViewerFocused = true
                }
                break;
            case 35:
                if (isViewerInPresentationMode || PDFViewerApplication.page < PDFViewerApplication.pagesCount) {
                    PDFViewerApplication.page = PDFViewerApplication.pagesCount;
                    handled = true;
                    ensureViewerFocused = true
                }
                break;
            case 83:
                PDFViewerApplication.pdfCursorTools.switchTool(_pdf_cursor_tools.CursorTool.SELECT);
                break;
            case 72:
                PDFViewerApplication.pdfCursorTools.switchTool(_pdf_cursor_tools.CursorTool.HAND);
                break;
            case 82:
                PDFViewerApplication.rotatePages(90);
                break
            }
        }
        if (cmd === 4) {
            switch (evt.keyCode) {
            case 32:
                if (!isViewerInPresentationMode && pdfViewer.currentScaleValue !== 'page-fit') {
                    break
                }
                if (PDFViewerApplication.page > 1) {
                    PDFViewerApplication.page--
                }
                handled = true;
                break;
            case 82:
                PDFViewerApplication.rotatePages( - 90);
                break
            }
        }
        if (!handled && !isViewerInPresentationMode) {
            if (evt.keyCode >= 33 && evt.keyCode <= 40 || evt.keyCode === 32 && curElementTagName !== 'BUTTON') {
                ensureViewerFocused = true
            }
        }
        if (cmd === 2) {
            switch (evt.keyCode) {
            case 37:
                if (isViewerInPresentationMode) {
                    PDFViewerApplication.pdfHistory.back();
                    handled = true
                }
                break;
            case 39:
                if (isViewerInPresentationMode) {
                    PDFViewerApplication.pdfHistory.forward();
                    handled = true
                }
                break
            }
        }
        if (ensureViewerFocused && !pdfViewer.containsElement(curElement)) {
            pdfViewer.focus()
        }
        if (handled) {
            evt.preventDefault()
        }
    }
    function apiPageModeToSidebarView(mode) {
        switch (mode) {
        case 'UseNone':
            return _pdf_sidebar.SidebarView.NONE;
        case 'UseThumbs':
            return _pdf_sidebar.SidebarView.THUMBS;
        case 'UseOutlines':
            return _pdf_sidebar.SidebarView.OUTLINE;
        case 'UseAttachments':
            return _pdf_sidebar.SidebarView.ATTACHMENTS;
        case 'UseOC':
        }
        return _pdf_sidebar.SidebarView.NONE
    }
    var PDFPrintServiceFactory = {
        instance: {
            supportsPrinting: false,
            createPrintService: function createPrintService() {
                throw new Error('Not implemented: createPrintService');
            }
        }
    };
    exports.PDFViewerApplication = PDFViewerApplication;
    exports.DefaultExternalServices = DefaultExternalServices;
    exports.PDFPrintServiceFactory = PDFPrintServiceFactory
}), (function(module, exports, __webpack_require__) {
    "use strict";
    Object.defineProperty(exports, "__esModule", {
        value: true
    });
    exports.SimpleLinkService = exports.PDFLinkService = undefined;
    var _typeof = typeof Symbol === "function" && typeof Symbol.iterator === "symbol" ?
    function(obj) {
        return typeof obj
    }: function(obj) {
        return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol": typeof obj
    };
    var _createClass = function() {
        function defineProperties(target, props) {
            for (var i = 0; i < props.length; i++) {
                var descriptor = props[i];
                descriptor.enumerable = descriptor.enumerable || false;
                descriptor.configurable = true;
                if ("value" in descriptor) descriptor.writable = true;
                Object.defineProperty(target, descriptor.key, descriptor)
            }
        }
        return function(Constructor, protoProps, staticProps) {
            if (protoProps) defineProperties(Constructor.prototype, protoProps);
            if (staticProps) defineProperties(Constructor, staticProps);
            return Constructor
        }
    } ();
    var _dom_events = __webpack_require__(2);
    var _ui_utils = __webpack_require__(0);
    function _classCallCheck(instance, Constructor) {
        if (! (instance instanceof Constructor)) {
            throw new TypeError("Cannot call a class as a function");
        }
    }
    var PDFLinkService = function() {
        function PDFLinkService() {
            var _ref = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {},
            eventBus = _ref.eventBus;
            _classCallCheck(this, PDFLinkService);
            this.eventBus = eventBus || (0, _dom_events.getGlobalEventBus)();
            this.baseUrl = null;
            this.pdfDocument = null;
            this.pdfViewer = null;
            this.pdfHistory = null;
            this._pagesRefCache = null
        }
        _createClass(PDFLinkService, [{
            key: 'setDocument',
            value: function setDocument(pdfDocument, baseUrl) {
                this.baseUrl = baseUrl;
                this.pdfDocument = pdfDocument;
                this._pagesRefCache = Object.create(null)
            }
        },
        {
            key: 'setViewer',
            value: function setViewer(pdfViewer) {
                this.pdfViewer = pdfViewer
            }
        },
        {
            key: 'setHistory',
            value: function setHistory(pdfHistory) {
                this.pdfHistory = pdfHistory
            }
        },
        {
            key: 'navigateTo',
            value: function navigateTo(dest) {
                var _this = this;
                var goToDestination = function goToDestination(_ref2) {
                    var namedDest = _ref2.namedDest,
                    explicitDest = _ref2.explicitDest;
                    var destRef = explicitDest[0],
                    pageNumber = void 0;
                    if (destRef instanceof Object) {
                        pageNumber = _this._cachedPageNumber(destRef);
                        if (pageNumber === null) {
                            _this.pdfDocument.getPageIndex(destRef).then(function(pageIndex) {
                                _this.cachePageRef(pageIndex + 1, destRef);
                                goToDestination({
                                    namedDest: namedDest,
                                    explicitDest: explicitDest
                                })
                            }).
                            catch(function() {
                                console.error('PDFLinkService.navigateTo: "' + destRef + '" is not ' + ('a valid page reference, for dest="' + dest + '".'))
                            });
                            return
                        }
                    } else if ((destRef | 0) === destRef) {
                        pageNumber = destRef + 1
                    } else {
                        console.error('PDFLinkService.navigateTo: "' + destRef + '" is not ' + ('a valid destination reference, for dest="' + dest + '".'));
                        return
                    }
                    if (!pageNumber || pageNumber < 1 || pageNumber > _this.pagesCount) {
                        console.error('PDFLinkService.navigateTo: "' + pageNumber + '" is not ' + ('a valid page number, for dest="' + dest + '".'));
                        return
                    }
                    _this.pdfViewer.scrollPageIntoView({
                        pageNumber: pageNumber,
                        destArray: explicitDest
                    });
                    if (_this.pdfHistory) {
                        _this.pdfHistory.push({
                            dest: explicitDest,
                            hash: namedDest,
                            page: pageNumber
                        })
                    }
                };
                new Promise(function(resolve, reject) {
                    if (typeof dest === 'string') {
                        _this.pdfDocument.getDestination(dest).then(function(destArray) {
                            resolve({
                                namedDest: dest,
                                explicitDest: destArray
                            })
                        });
                        return
                    }
                    resolve({
                        namedDest: '',
                        explicitDest: dest
                    })
                }).then(function(data) {
                    if (! (data.explicitDest instanceof Array)) {
                        console.error('PDFLinkService.navigateTo: "' + data.explicitDest + '" is' + (' not a valid destination array, for dest="' + dest + '".'));
                        return
                    }
                    goToDestination(data)
                })
            }
        },
        {
            key: 'getDestinationHash',
            value: function getDestinationHash(dest) {
                if (typeof dest === 'string') {
                    return this.getAnchorUrl('#' + escape(dest))
                }
                if (dest instanceof Array) {
                    var str = JSON.stringify(dest);
                    return this.getAnchorUrl('#' + escape(str))
                }
                return this.getAnchorUrl('')
            }
        },
        {
            key: 'getAnchorUrl',
            value: function getAnchorUrl(anchor) {
                return (this.baseUrl || '') + anchor
            }
        },
        {
            key: 'setHash',
            value: function setHash(hash) {
                var pageNumber = void 0,
                dest = void 0;
                if (hash.indexOf('=') >= 0) {
                    var params = (0, _ui_utils.parseQueryString)(hash);
                    if ('search' in params) {
                        this.eventBus.dispatch('findfromurlhash', {
                            source: this,
                            query: params['search'].replace(/"/g, ''),
                            phraseSearch: params['phrase'] === 'true'
                        })
                    }
                    if ('nameddest' in params) {
                        if (this.pdfHistory) {
                            this.pdfHistory.updateNextHashParam(params.nameddest)
                        }
                        this.navigateTo(params.nameddest);
                        return
                    }
                    if ('page' in params) {
                        pageNumber = params.page | 0 || 1
                    }
                    if ('zoom' in params) {
                        var zoomArgs = params.zoom.split(',');
                        var zoomArg = zoomArgs[0];
                        var zoomArgNumber = parseFloat(zoomArg);
                        if (zoomArg.indexOf('Fit') === -1) {
                            dest = [null, {
                                name: 'XYZ'
                            },
                            zoomArgs.length > 1 ? zoomArgs[1] | 0 : null, zoomArgs.length > 2 ? zoomArgs[2] | 0 : null, zoomArgNumber ? zoomArgNumber / 100 : zoomArg]
                        } else {
                            if (zoomArg === 'Fit' || zoomArg === 'FitB') {
                                dest = [null, {
                                    name: zoomArg
                                }]
                            } else if (zoomArg === 'FitH' || zoomArg === 'FitBH' || zoomArg === 'FitV' || zoomArg === 'FitBV') {
                                dest = [null, {
                                    name: zoomArg
                                },
                                zoomArgs.length > 1 ? zoomArgs[1] | 0 : null]
                            } else if (zoomArg === 'FitR') {
                                if (zoomArgs.length !== 5) {
                                    console.error('PDFLinkService.setHash: Not enough parameters for "FitR".')
                                } else {
                                    dest = [null, {
                                        name: zoomArg
                                    },
                                    zoomArgs[1] | 0, zoomArgs[2] | 0, zoomArgs[3] | 0, zoomArgs[4] | 0]
                                }
                            } else {
                                console.error('PDFLinkService.setHash: "' + zoomArg + '" is not ' + 'a valid zoom value.')
                            }
                        }
                    }
                    if (dest) {
                        this.pdfViewer.scrollPageIntoView({
                            pageNumber: pageNumber || this.page,
                            destArray: dest,
                            allowNegativeOffset: true
                        })
                    } else if (pageNumber) {
                        this.page = pageNumber
                    }
                    if ('pagemode' in params) {
                        this.eventBus.dispatch('pagemode', {
                            source: this,
                            mode: params.pagemode
                        })
                    }
                } else {
                    if (/^\d+$/.test(hash) && hash <= this.pagesCount) {
                        console.warn('PDFLinkService_setHash: specifying a page number ' + 'directly after the hash symbol (#) is deprecated, ' + ('please use the "#page=' + hash + '" form instead.'));
                        this.page = hash | 0
                    }
                    dest = unescape(hash);
                    try {
                        dest = JSON.parse(dest);
                        if (! (dest instanceof Array)) {
                            dest = dest.toString()
                        }
                    } catch(ex) {}
                    if (typeof dest === 'string' || isValidExplicitDestination(dest)) {
                        if (this.pdfHistory) {
                            this.pdfHistory.updateNextHashParam(dest)
                        }
                        this.navigateTo(dest);
                        return
                    }
                    console.error('PDFLinkService.setHash: "' + unescape(hash) + '" is not ' + 'a valid destination.')
                }
            }
        },
        {
            key: 'executeNamedAction',
            value: function executeNamedAction(action) {
                switch (action) {
                case 'GoBack':
                    if (this.pdfHistory) {
                        this.pdfHistory.back()
                    }
                    break;
                case 'GoForward':
                    if (this.pdfHistory) {
                        this.pdfHistory.forward()
                    }
                    break;
                case 'NextPage':
                    if (this.page < this.pagesCount) {
                        this.page++
                    }
                    break;
                case 'PrevPage':
                    if (this.page > 1) {
                        this.page--
                    }
                    break;
                case 'LastPage':
                    this.page = this.pagesCount;
                    break;
                case 'FirstPage':
                    this.page = 1;
                    break;
                default:
                    break
                }
                this.eventBus.dispatch('namedaction', {
                    source: this,
                    action: action
                })
            }
        },
        {
            key: 'onFileAttachmentAnnotation',
            value: function onFileAttachmentAnnotation(_ref3) {
                var id = _ref3.id,
                filename = _ref3.filename,
                content = _ref3.content;
                this.eventBus.dispatch('fileattachmentannotation', {
                    source: this,
                    id: id,
                    filename: filename,
                    content: content
                })
            }
        },
        {
            key: 'cachePageRef',
            value: function cachePageRef(pageNum, pageRef) {
                var refStr = pageRef.num + ' ' + pageRef.gen + ' R';
                this._pagesRefCache[refStr] = pageNum
            }
        },
        {
            key: '_cachedPageNumber',
            value: function _cachedPageNumber(pageRef) {
                var refStr = pageRef.num + ' ' + pageRef.gen + ' R';
                return this._pagesRefCache && this._pagesRefCache[refStr] || null
            }
        },
        {
            key: 'pagesCount',
            get: function get() {
                return this.pdfDocument ? this.pdfDocument.numPages: 0
            }
        },
        {
            key: 'page',
            get: function get() {
                return this.pdfViewer.currentPageNumber
            },
            set: function set(value) {
                this.pdfViewer.currentPageNumber = value
            }
        }]);
        return PDFLinkService
    } ();
    function isValidExplicitDestination(dest) {
        if (! (dest instanceof Array)) {
            return false
        }
        var destLength = dest.length,
        allowNull = true;
        if (destLength < 2) {
            return false
        }
        var page = dest[0];
        if (! ((typeof page === 'undefined' ? 'undefined': _typeof(page)) === 'object' && typeof page.num === 'number' && (page.num | 0) === page.num && typeof page.gen === 'number' && (page.gen | 0) === page.gen) && !(typeof page === 'number' && (page | 0) === page && page >= 0)) {
            return false
        }
        var zoom = dest[1];
        if (! ((typeof zoom === 'undefined' ? 'undefined': _typeof(zoom)) === 'object' && typeof zoom.name === 'string')) {
            return false
        }
        switch (zoom.name) {
        case 'XYZ':
            if (destLength !== 5) {
                return false
            }
            break;
        case 'Fit':
        case 'FitB':
            return destLength === 2;
        case 'FitH':
        case 'FitBH':
        case 'FitV':
        case 'FitBV':
            if (destLength !== 3) {
                return false
            }
            break;
        case 'FitR':
            if (destLength !== 6) {
                return false
            }
            allowNull = false;
            break;
        default:
            return false
        }
        for (var i = 2; i < destLength; i++) {
            var param = dest[i];
            if (! (typeof param === 'number' || allowNull && param === null)) {
                return false
            }
        }
        return true
    }
    var SimpleLinkService = function() {
        function SimpleLinkService() {
            _classCallCheck(this, SimpleLinkService)
        }
        _createClass(SimpleLinkService, [{
            key: 'navigateTo',
            value: function navigateTo(dest) {}
        },
        {
            key: 'getDestinationHash',
            value: function getDestinationHash(dest) {
                return '#'
            }
        },
        {
            key: 'getAnchorUrl',
            value: function getAnchorUrl(hash) {
                return '#'
            }
        },
        {
            key: 'setHash',
            value: function setHash(hash) {}
        },
        {
            key: 'executeNamedAction',
            value: function executeNamedAction(action) {}
        },
        {
            key: 'onFileAttachmentAnnotation',
            value: function onFileAttachmentAnnotation(_ref4) {
                var id = _ref4.id,
                filename = _ref4.filename,
                content = _ref4.content
            }
        },
        {
            key: 'cachePageRef',
            value: function cachePageRef(pageNum, pageRef) {}
        },
        {
            key: 'page',
            get: function get() {
                return 0
            },
            set: function set(value) {}
        }]);
        return SimpleLinkService
    } ();
    exports.PDFLinkService = PDFLinkService;
    exports.SimpleLinkService = SimpleLinkService
}), (function(module, exports, __webpack_require__) {
    "use strict";
    Object.defineProperty(exports, "__esModule", {
        value: true
    });
    exports.PDFCursorTools = exports.CursorTool = undefined;
    var _slicedToArray = function() {
        function sliceIterator(arr, i) {
            var _arr = [];
            var _n = true;
            var _d = false;
            var _e = undefined;
            try {
                for (var _i = arr[Symbol.iterator](), _s; ! (_n = (_s = _i.next()).done); _n = true) {
                    _arr.push(_s.value);
                    if (i && _arr.length === i) break
                }
            } catch(err) {
                _d = true;
                _e = err
            } finally {
                try {
                    if (!_n && _i["return"]) _i["return"]()
                } finally {
                    if (_d) throw _e;
                }
            }
            return _arr
        }
        return function(arr, i) {
            if (Array.isArray(arr)) {
                return arr
            } else if (Symbol.iterator in Object(arr)) {
                return sliceIterator(arr, i)
            } else {
                throw new TypeError("Invalid attempt to destructure non-iterable instance");
            }
        }
    } ();
    var _createClass = function() {
        function defineProperties(target, props) {
            for (var i = 0; i < props.length; i++) {
                var descriptor = props[i];
                descriptor.enumerable = descriptor.enumerable || false;
                descriptor.configurable = true;
                if ("value" in descriptor) descriptor.writable = true;
                Object.defineProperty(target, descriptor.key, descriptor)
            }
        }
        return function(Constructor, protoProps, staticProps) {
            if (protoProps) defineProperties(Constructor.prototype, protoProps);
            if (staticProps) defineProperties(Constructor, staticProps);
            return Constructor
        }
    } ();
    var _grab_to_pan = __webpack_require__(14);
    function _classCallCheck(instance, Constructor) {
        if (! (instance instanceof Constructor)) {
            throw new TypeError("Cannot call a class as a function");
        }
    }
    var CursorTool = {
        SELECT: 0,
        HAND: 1,
        ZOOM: 2
    };
    var PDFCursorTools = function() {
        function PDFCursorTools(_ref) {
            var _this = this;
            var container = _ref.container,
            eventBus = _ref.eventBus,
            preferences = _ref.preferences;
            _classCallCheck(this, PDFCursorTools);
            this.container = container;
            this.eventBus = eventBus;
            this.active = CursorTool.SELECT;
            this.activeBeforePresentationMode = null;
            this.handTool = new _grab_to_pan.GrabToPan({
                element: this.container
            });
            this._addEventListeners();
            Promise.all([preferences.get('cursorToolOnLoad'), preferences.get('enableHandToolOnLoad')]).then(function(_ref2) {
                var _ref3 = _slicedToArray(_ref2, 2),
                cursorToolPref = _ref3[0],
                handToolPref = _ref3[1];
                if (handToolPref === true) {
                    preferences.set('enableHandToolOnLoad', false);
                    if (cursorToolPref === CursorTool.SELECT) {
                        cursorToolPref = CursorTool.HAND;
                        preferences.set('cursorToolOnLoad', cursorToolPref).
                        catch(function() {})
                    }
                }
                _this.switchTool(cursorToolPref)
            }).
            catch(function() {})
        }
        _createClass(PDFCursorTools, [{
            key: 'switchTool',
            value: function switchTool(tool) {
                var _this2 = this;
                if (this.activeBeforePresentationMode !== null) {
                    return
                }
                if (tool === this.active) {
                    return
                }
                var disableActiveTool = function disableActiveTool() {
                    switch (_this2.active) {
                    case CursorTool.SELECT:
                        break;
                    case CursorTool.HAND:
                        _this2.handTool.deactivate();
                        break;
                    case CursorTool.ZOOM:
                    }
                };
                switch (tool) {
                case CursorTool.SELECT:
                    disableActiveTool();
                    break;
                case CursorTool.HAND:
                    disableActiveTool();
                    this.handTool.activate();
                    break;
                case CursorTool.ZOOM:
                default:
                    console.error('switchTool: "' + tool + '" is an unsupported value.');
                    return
                }
                this.active = tool;
                this._dispatchEvent()
            }
        },
        {
            key: '_dispatchEvent',
            value: function _dispatchEvent() {
                this.eventBus.dispatch('cursortoolchanged', {
                    source: this,
                    tool: this.active
                })
            }
        },
        {
            key: '_addEventListeners',
            value: function _addEventListeners() {
                var _this3 = this;
                this.eventBus.on('switchcursortool',
                function(evt) {
                    _this3.switchTool(evt.tool)
                });
                this.eventBus.on('presentationmodechanged',
                function(evt) {
                    if (evt.switchInProgress) {
                        return
                    }
                    var previouslyActive = void 0;
                    if (evt.active) {
                        previouslyActive = _this3.active;
                        _this3.switchTool(CursorTool.SELECT);
                        _this3.activeBeforePresentationMode = previouslyActive
                    } else {
                        previouslyActive = _this3.activeBeforePresentationMode;
                        _this3.activeBeforePresentationMode = null;
                        _this3.switchTool(previouslyActive)
                    }
                })
            }
        },
        {
            key: 'activeTool',
            get: function get() {
                return this.active
            }
        }]);
        return PDFCursorTools
    } ();
    exports.CursorTool = CursorTool;
    exports.PDFCursorTools = PDFCursorTools
}), (function(module, exports, __webpack_require__) {
    "use strict";
    Object.defineProperty(exports, "__esModule", {
        value: true
    });
    exports.PDFFindController = exports.FindState = undefined;
    var _createClass = function() {
        function defineProperties(target, props) {
            for (var i = 0; i < props.length; i++) {
                var descriptor = props[i];
                descriptor.enumerable = descriptor.enumerable || false;
                descriptor.configurable = true;
                if ("value" in descriptor) descriptor.writable = true;
                Object.defineProperty(target, descriptor.key, descriptor)
            }
        }
        return function(Constructor, protoProps, staticProps) {
            if (protoProps) defineProperties(Constructor.prototype, protoProps);
            if (staticProps) defineProperties(Constructor, staticProps);
            return Constructor
        }
    } ();
    var _pdfjsLib = __webpack_require__(1);
    var _ui_utils = __webpack_require__(0);
    function _classCallCheck(instance, Constructor) {
        if (! (instance instanceof Constructor)) {
            throw new TypeError("Cannot call a class as a function");
        }
    }
    var FindState = {
        FOUND: 0,
        NOT_FOUND: 1,
        WRAPPED: 2,
        PENDING: 3
    };
    var FIND_SCROLL_OFFSET_TOP = -50;
    var FIND_SCROLL_OFFSET_LEFT = -400;
    var FIND_TIMEOUT = 250;
    var CHARACTERS_TO_NORMALIZE = {
        '\u2018': '\'',
        '\u2019': '\'',
        '\u201A': '\'',
        '\u201B': '\'',
        '\u201C': '"',
        '\u201D': '"',
        '\u201E': '"',
        '\u201F': '"',
        '\xBC': '1/4',
        '\xBD': '1/2',
        '\xBE': '3/4'
    };
    var PDFFindController = function() {
        function PDFFindController(_ref) {
            var pdfViewer = _ref.pdfViewer;
            _classCallCheck(this, PDFFindController);
            this.pdfViewer = pdfViewer;
            this.onUpdateResultsCount = null;
            this.onUpdateState = null;
            this.reset();
            var replace = Object.keys(CHARACTERS_TO_NORMALIZE).join('');
            this.normalizationRegex = new RegExp('[' + replace + ']', 'g')
        }
        _createClass(PDFFindController, [{
            key: 'reset',
            value: function reset() {
                var _this = this;
                this.startedTextExtraction = false;
                this.extractTextPromises = [];
                this.pendingFindMatches = Object.create(null);
                this.active = false;
                this.pageContents = [];
                this.pageMatches = [];
                this.pageMatchesLength = null;
                this.matchCount = 0;
                this.selected = {
                    pageIdx: -1,
                    matchIdx: -1
                };
                this.offset = {
                    pageIdx: null,
                    matchIdx: null
                };
                this.pagesToSearch = null;
                this.resumePageIdx = null;
                this.state = null;
                this.dirtyMatch = false;
                this.findTimeout = null;
                this._firstPagePromise = new Promise(function(resolve) {
                    _this.resolveFirstPage = resolve
                })
            }
        },
        {
            key: 'normalize',
            value: function normalize(text) {
                return text.replace(this.normalizationRegex,
                function(ch) {
                    return CHARACTERS_TO_NORMALIZE[ch]
                })
            }
        },
        {
            key: '_prepareMatches',
            value: function _prepareMatches(matchesWithLength, matches, matchesLength) {
                function isSubTerm(matchesWithLength, currentIndex) {
                    var currentElem = matchesWithLength[currentIndex];
                    var nextElem = matchesWithLength[currentIndex + 1];
                    if (currentIndex < matchesWithLength.length - 1 && currentElem.match === nextElem.match) {
                        currentElem.skipped = true;
                        return true
                    }
                    for (var i = currentIndex - 1; i >= 0; i--) {
                        var prevElem = matchesWithLength[i];
                        if (prevElem.skipped) {
                            continue
                        }
                        if (prevElem.match + prevElem.matchLength < currentElem.match) {
                            break
                        }
                        if (prevElem.match + prevElem.matchLength >= currentElem.match + currentElem.matchLength) {
                            currentElem.skipped = true;
                            return true
                        }
                    }
                    return false
                }
                matchesWithLength.sort(function(a, b) {
                    return a.match === b.match ? a.matchLength - b.matchLength: a.match - b.match
                });
                for (var i = 0,
                len = matchesWithLength.length; i < len; i++) {
                    if (isSubTerm(matchesWithLength, i)) {
                        continue
                    }
                    matches.push(matchesWithLength[i].match);
                    matchesLength.push(matchesWithLength[i].matchLength)
                }
            }
        },
        {
            key: 'calcFindPhraseMatch',
            value: function calcFindPhraseMatch(query, pageIndex, pageContent) {
                var matches = [];
                var queryLen = query.length;
                var matchIdx = -queryLen;
                while (true) {
                    matchIdx = pageContent.indexOf(query, matchIdx + queryLen);
                    if (matchIdx === -1) {
                        break
                    }
                    matches.push(matchIdx)
                }
                this.pageMatches[pageIndex] = matches
            }
        },
        {
            key: 'calcFindWordMatch',
            value: function calcFindWordMatch(query, pageIndex, pageContent) {
                var matchesWithLength = [];
                var queryArray = query.match(/\S+/g);
                for (var i = 0,
                len = queryArray.length; i < len; i++) {
                    var subquery = queryArray[i];
                    var subqueryLen = subquery.length;
                    var matchIdx = -subqueryLen;
                    while (true) {
                        matchIdx = pageContent.indexOf(subquery, matchIdx + subqueryLen);
                        if (matchIdx === -1) {
                            break
                        }
                        matchesWithLength.push({
                            match: matchIdx,
                            matchLength: subqueryLen,
                            skipped: false
                        })
                    }
                }
                if (!this.pageMatchesLength) {
                    this.pageMatchesLength = []
                }
                this.pageMatchesLength[pageIndex] = [];
                this.pageMatches[pageIndex] = [];
                this._prepareMatches(matchesWithLength, this.pageMatches[pageIndex], this.pageMatchesLength[pageIndex])
            }
        },
        {
            key: 'calcFindMatch',
            value: function calcFindMatch(pageIndex) {
                var pageContent = this.normalize(this.pageContents[pageIndex]);
                var query = this.normalize(this.state.query);
                var caseSensitive = this.state.caseSensitive;
                var phraseSearch = this.state.phraseSearch;
                var queryLen = query.length;
                if (queryLen === 0) {
                    return
                }
                if (!caseSensitive) {
                    pageContent = pageContent.toLowerCase();
                    query = query.toLowerCase()
                }
                if (phraseSearch) {
                    this.calcFindPhraseMatch(query, pageIndex, pageContent)
                } else {
                    this.calcFindWordMatch(query, pageIndex, pageContent)
                }
                this.updatePage(pageIndex);
                if (this.resumePageIdx === pageIndex) {
                    this.resumePageIdx = null;
                    this.nextPageMatch()
                }
                if (this.pageMatches[pageIndex].length > 0) {
                    this.matchCount += this.pageMatches[pageIndex].length;
                    this.updateUIResultsCount()
                }
            }
        },
        {
            key: 'extractText',
            value: function extractText() {
                var _this2 = this;
                if (this.startedTextExtraction) {
                    return
                }
                this.startedTextExtraction = true;
                this.pageContents.length = 0;
                var promise = Promise.resolve();
                var _loop = function _loop(i, ii) {
                    var extractTextCapability = (0, _pdfjsLib.createPromiseCapability)();
                    _this2.extractTextPromises[i] = extractTextCapability.promise;
                    promise = promise.then(function() {
                        return _this2.pdfViewer.getPageTextContent(i).then(function(textContent) {
                            var textItems = textContent.items;
                            var strBuf = [];
                            for (var j = 0,
                            jj = textItems.length; j < jj; j++) {
                                strBuf.push(textItems[j].str)
                            }
                            _this2.pageContents[i] = strBuf.join('');
                            extractTextCapability.resolve(i)
                        },
                        function(reason) {
                            console.error('Unable to get page ' + (i + 1) + ' text content', reason);
                            _this2.pageContents[i] = '';
                            extractTextCapability.resolve(i)
                        })
                    })
                };
                for (var i = 0,
                ii = this.pdfViewer.pagesCount; i < ii; i++) {
                    _loop(i, ii)
                }
            }
        },
        {
            key: 'executeCommand',
            value: function executeCommand(cmd, state) {
                var _this3 = this;
                if (this.state === null || cmd !== 'findagain') {
                    this.dirtyMatch = true
                }
                this.state = state;
                this.updateUIState(FindState.PENDING);
                this._firstPagePromise.then(function() {
                    _this3.extractText();
                    clearTimeout(_this3.findTimeout);
                    if (cmd === 'find') {
                        _this3.findTimeout = setTimeout(_this3.nextMatch.bind(_this3), FIND_TIMEOUT)
                    } else {
                        _this3.nextMatch()
                    }
                })
            }
        },
        {
            key: 'updatePage',
            value: function updatePage(index) {
                if (this.selected.pageIdx === index) {
                    this.pdfViewer.currentPageNumber = index + 1
                }
                var page = this.pdfViewer.getPageView(index);
                if (page.textLayer) {
                    page.textLayer.updateMatches()
                }
            }
        },
        {
            key: 'nextMatch',
            value: function nextMatch() {
                var _this4 = this;
                var previous = this.state.findPrevious;
                var currentPageIndex = this.pdfViewer.currentPageNumber - 1;
                var numPages = this.pdfViewer.pagesCount;
                this.active = true;
                if (this.dirtyMatch) {
                    this.dirtyMatch = false;
                    this.selected.pageIdx = this.selected.matchIdx = -1;
                    this.offset.pageIdx = currentPageIndex;
                    this.offset.matchIdx = null;
                    this.hadMatch = false;
                    this.resumePageIdx = null;
                    this.pageMatches = [];
                    this.matchCount = 0;
                    this.pageMatchesLength = null;
                    for (var i = 0; i < numPages; i++) {
                        this.updatePage(i);
                        if (! (i in this.pendingFindMatches)) {
                            this.pendingFindMatches[i] = true;
                            this.extractTextPromises[i].then(function(pageIdx) {
                                delete _this4.pendingFindMatches[pageIdx];
                                _this4.calcFindMatch(pageIdx)
                            })
                        }
                    }
                }
                if (this.state.query === '') {
                    this.updateUIState(FindState.FOUND);
                    return
                }
                if (this.resumePageIdx) {
                    return
                }
                var offset = this.offset;
                this.pagesToSearch = numPages;
                if (offset.matchIdx !== null) {
                    var numPageMatches = this.pageMatches[offset.pageIdx].length;
                    if (!previous && offset.matchIdx + 1 < numPageMatches || previous && offset.matchIdx > 0) {
                        this.hadMatch = true;
                        offset.matchIdx = previous ? offset.matchIdx - 1 : offset.matchIdx + 1;
                        this.updateMatch(true);
                        return
                    }
                    this.advanceOffsetPage(previous)
                }
                this.nextPageMatch()
            }
        },
        {
            key: 'matchesReady',
            value: function matchesReady(matches) {
                var offset = this.offset;
                var numMatches = matches.length;
                var previous = this.state.findPrevious;
                if (numMatches) {
                    this.hadMatch = true;
                    offset.matchIdx = previous ? numMatches - 1 : 0;
                    this.updateMatch(true);
                    return true
                }
                this.advanceOffsetPage(previous);
                if (offset.wrapped) {
                    offset.matchIdx = null;
                    if (this.pagesToSearch < 0) {
                        this.updateMatch(false);
                        return true
                    }
                }
                return false
            }
        },
        {
            key: 'updateMatchPosition',
            value: function updateMatchPosition(pageIndex, matchIndex, elements, beginIdx) {
                if (this.selected.matchIdx === matchIndex && this.selected.pageIdx === pageIndex) {
                    var spot = {
                        top: FIND_SCROLL_OFFSET_TOP,
                        left: FIND_SCROLL_OFFSET_LEFT
                    }; (0, _ui_utils.scrollIntoView)(elements[beginIdx], spot, true)
                }
            }
        },
        {
            key: 'nextPageMatch',
            value: function nextPageMatch() {
                if (this.resumePageIdx !== null) {
                    console.error('There can only be one pending page.')
                }
                var matches = null;
                do {
                    var pageIdx = this.offset.pageIdx;
                    matches = this.pageMatches[pageIdx];
                    if (!matches) {
                        this.resumePageIdx = pageIdx;
                        break
                    }
                } while (! this . matchesReady ( matches ))
            }
        },
        {
            key: 'advanceOffsetPage',
            value: function advanceOffsetPage(previous) {
                var offset = this.offset;
                var numPages = this.extractTextPromises.length;
                offset.pageIdx = previous ? offset.pageIdx - 1 : offset.pageIdx + 1;
                offset.matchIdx = null;
                this.pagesToSearch--;
                if (offset.pageIdx >= numPages || offset.pageIdx < 0) {
                    offset.pageIdx = previous ? numPages - 1 : 0;
                    offset.wrapped = true
                }
            }
        },
        {
            key: 'updateMatch',
            value: function updateMatch() {
                var found = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : false;
                var state = FindState.NOT_FOUND;
                var wrapped = this.offset.wrapped;
                this.offset.wrapped = false;
                if (found) {
                    var previousPage = this.selected.pageIdx;
                    this.selected.pageIdx = this.offset.pageIdx;
                    this.selected.matchIdx = this.offset.matchIdx;
                    state = wrapped ? FindState.WRAPPED: FindState.FOUND;
                    if (previousPage !== -1 && previousPage !== this.selected.pageIdx) {
                        this.updatePage(previousPage)
                    }
                }
                this.updateUIState(state, this.state.findPrevious);
                if (this.selected.pageIdx !== -1) {
                    this.updatePage(this.selected.pageIdx)
                }
            }
        },
        {
            key: 'updateUIResultsCount',
            value: function updateUIResultsCount() {
                if (this.onUpdateResultsCount) {
                    this.onUpdateResultsCount(this.matchCount)
                }
            }
        },
        {
            key: 'updateUIState',
            value: function updateUIState(state, previous) {
                if (this.onUpdateState) {
                    this.onUpdateState(state, previous, this.matchCount)
                }
            }
        }]);
        return PDFFindController
    } ();
    exports.FindState = FindState;
    exports.PDFFindController = PDFFindController
}), (function(module, exports, __webpack_require__) {
    "use strict";
    Object.defineProperty(exports, "__esModule", {
        value: true
    });
    exports.GenericCom = undefined;
    var _createClass = function() {
        function defineProperties(target, props) {
            for (var i = 0; i < props.length; i++) {
                var descriptor = props[i];
                descriptor.enumerable = descriptor.enumerable || false;
                descriptor.configurable = true;
                if ("value" in descriptor) descriptor.writable = true;
                Object.defineProperty(target, descriptor.key, descriptor)
            }
        }
        return function(Constructor, protoProps, staticProps) {
            if (protoProps) defineProperties(Constructor.prototype, protoProps);
            if (staticProps) defineProperties(Constructor, staticProps);
            return Constructor
        }
    } ();
    var _app = __webpack_require__(4);
    var _preferences = __webpack_require__(28);
    var _download_manager = __webpack_require__(12);
    var _genericl10n = __webpack_require__(13);
    var _pdfjsLib = __webpack_require__(1);
    function _classCallCheck(instance, Constructor) {
        if (! (instance instanceof Constructor)) {
            throw new TypeError("Cannot call a class as a function");
        }
    }
    function _possibleConstructorReturn(self, call) {
        if (!self) {
            throw new ReferenceError("this hasn't been initialised - super() hasn't been called");
        }
        return call && (typeof call === "object" || typeof call === "function") ? call: self
    }
    function _inherits(subClass, superClass) {
        if (typeof superClass !== "function" && superClass !== null) {
            throw new TypeError("Super expression must either be null or a function, not " + typeof superClass);
        }
        subClass.prototype = Object.create(superClass && superClass.prototype, {
            constructor: {
                value: subClass,
                enumerable: false,
                writable: true,
                configurable: true
            }
        });
        if (superClass) Object.setPrototypeOf ? Object.setPrototypeOf(subClass, superClass) : subClass.__proto__ = superClass
    };
    var GenericCom = {};
    var GenericPreferences = function(_BasePreferences) {
        _inherits(GenericPreferences, _BasePreferences);
        function GenericPreferences() {
            _classCallCheck(this, GenericPreferences);
            return _possibleConstructorReturn(this, (GenericPreferences.__proto__ || Object.getPrototypeOf(GenericPreferences)).apply(this, arguments))
        }
        _createClass(GenericPreferences, [{
            key: '_writeToStorage',
            value: function _writeToStorage(prefObj) {
                return new Promise(function(resolve) {
                    localStorage.setItem('pdfjs.preferences', JSON.stringify(prefObj));
                    resolve()
                })
            }
        },
        {
            key: '_readFromStorage',
            value: function _readFromStorage(prefObj) {
                return new Promise(function(resolve) {
                    var readPrefs = JSON.parse(localStorage.getItem('pdfjs.preferences'));
                    resolve(readPrefs)
                })
            }
        }]);
        return GenericPreferences
    } (_preferences.BasePreferences);
    var GenericExternalServices = Object.create(_app.DefaultExternalServices);
    GenericExternalServices.createDownloadManager = function() {
        return new _download_manager.DownloadManager()
    };
    GenericExternalServices.createPreferences = function() {
        return new GenericPreferences()
    };
    GenericExternalServices.createL10n = function() {
        return new _genericl10n.GenericL10n(_pdfjsLib.PDFJS.locale)
    };
    _app.PDFViewerApplication.externalServices = GenericExternalServices;
    exports.GenericCom = GenericCom
}), (function(module, exports, __webpack_require__) {
    "use strict";
    Object.defineProperty(exports, "__esModule", {
        value: true
    });
    exports.PDFPrintService = undefined;
    var _ui_utils = __webpack_require__(0);
    var _app = __webpack_require__(4);
    var _pdfjsLib = __webpack_require__(1);
    var activeService = null;
    var overlayManager = null;
    function renderPage(activeServiceOnEntry, pdfDocument, pageNumber, size) {
        var scratchCanvas = activeService.scratchCanvas;
        var PRINT_RESOLUTION = 150;
        var PRINT_UNITS = PRINT_RESOLUTION / 72.0;
        scratchCanvas.width = Math.floor(size.width * PRINT_UNITS);
        scratchCanvas.height = Math.floor(size.height * PRINT_UNITS);
        var width = Math.floor(size.width * _ui_utils.CSS_UNITS) + 'px';
        var height = Math.floor(size.height * _ui_utils.CSS_UNITS) + 'px';
        var ctx = scratchCanvas.getContext('2d');
        ctx.save();
        ctx.fillStyle = 'rgb(255, 255, 255)';
        ctx.fillRect(0, 0, scratchCanvas.width, scratchCanvas.height);
        ctx.restore();
        return pdfDocument.getPage(pageNumber).then(function(pdfPage) {
            var renderContext = {
                canvasContext: ctx,
                transform: [PRINT_UNITS, 0, 0, PRINT_UNITS, 0, 0],
                viewport: pdfPage.getViewport(1, size.rotation),
                intent: 'print'
            };
            return pdfPage.render(renderContext).promise
        }).then(function() {
            return {
                width: width,
                height: height
            }
        })
    }
    function PDFPrintService(pdfDocument, pagesOverview, printContainer, l10n) {
        this.pdfDocument = pdfDocument;
        this.pagesOverview = pagesOverview;
        this.printContainer = printContainer;
        this.l10n = l10n || _ui_utils.NullL10n;
        this.currentPage = -1;
        this.scratchCanvas = document.createElement('canvas')
    }
    PDFPrintService.prototype = {
        layout: function layout() {
            this.throwIfInactive();
            var body = document.querySelector('body');
            body.setAttribute('data-pdfjsprinting', true);
            var hasEqualPageSizes = this.pagesOverview.every(function(size) {
                return size.width === this.pagesOverview[0].width && size.height === this.pagesOverview[0].height
            },
            this);
            if (!hasEqualPageSizes) {
                console.warn('Not all pages have the same size. The printed ' + 'result may be incorrect!')
            }
            this.pageStyleSheet = document.createElement('style');
            var pageSize = this.pagesOverview[0];
            this.pageStyleSheet.textContent = '@supports ((size:A4) and (size:1pt 1pt)) {' + '@page { size: ' + pageSize.width + 'pt ' + pageSize.height + 'pt;}' + '}';
            body.appendChild(this.pageStyleSheet)
        },
        destroy: function destroy() {
            if (activeService !== this) {
                return
            }
            this.printContainer.textContent = '';
            if (this.pageStyleSheet && this.pageStyleSheet.parentNode) {
                this.pageStyleSheet.parentNode.removeChild(this.pageStyleSheet);
                this.pageStyleSheet = null
            }
            this.scratchCanvas.width = this.scratchCanvas.height = 0;
            this.scratchCanvas = null;
            activeService = null;
            ensureOverlay().then(function() {
                if (overlayManager.active !== 'printServiceOverlay') {
                    return
                }
                overlayManager.close('printServiceOverlay')
            })
        },
        renderPages: function renderPages() {
            var _this = this;
            var pageCount = this.pagesOverview.length;
            var renderNextPage = function renderNextPage(resolve, reject) {
                _this.throwIfInactive();
                if (++_this.currentPage >= pageCount) {
                    renderProgress(pageCount, pageCount, _this.l10n);
                    resolve();
                    return
                }
                var index = _this.currentPage;
                renderProgress(index, pageCount, _this.l10n);
                renderPage(_this, _this.pdfDocument, index + 1, _this.pagesOverview[index]).then(_this.useRenderedPage.bind(_this)).then(function() {
                    renderNextPage(resolve, reject)
                },
                reject)
            };
            return new Promise(renderNextPage)
        },
        useRenderedPage: function useRenderedPage(printItem) {
            this.throwIfInactive();
            var img = document.createElement('img');
            img.style.width = printItem.width;
            img.style.height = printItem.height;
            var scratchCanvas = this.scratchCanvas;
            if ('toBlob' in scratchCanvas && !_pdfjsLib.PDFJS.disableCreateObjectURL) {
                scratchCanvas.toBlob(function(blob) {
                    img.src = URL.createObjectURL(blob)
                })
            } else {
                img.src = scratchCanvas.toDataURL()
            }
            var wrapper = document.createElement('div');
            wrapper.appendChild(img);
            this.printContainer.appendChild(wrapper);
            return new Promise(function(resolve, reject) {
                img.onload = resolve;
                img.onerror = reject
            })
        },
        performPrint: function performPrint() {
            var _this2 = this;
            this.throwIfInactive();
            return new Promise(function(resolve) {
                setTimeout(function() {
                    if (!_this2.active) {
                        resolve();
                        return
                    }
                    print.call(window);
                    setTimeout(resolve, 20)
                },
                0)
            })
        },
        get active() {
            return this === activeService
        },
        throwIfInactive: function throwIfInactive() {
            if (!this.active) {
                throw new Error('This print request was cancelled or completed.');
            }
        }
    };
    var print = window.print;
    window.print = function print() {
        if (activeService) {
            console.warn('Ignored window.print() because of a pending print job.');
            return
        }
        ensureOverlay().then(function() {
            if (activeService) {
                overlayManager.open('printServiceOverlay')
            }
        });
        try {
            dispatchEvent('beforeprint')
        } finally {
            if (!activeService) {
                console.error('Expected print service to be initialized.');
                ensureOverlay().then(function() {
                    if (overlayManager.active === 'printServiceOverlay') {
                        overlayManager.close('printServiceOverlay')
                    }
                });
                return
            }
            var activeServiceOnEntry = activeService;
            activeService.renderPages().then(function() {
                return activeServiceOnEntry.performPrint()
            }).
            catch(function() {}).then(function() {
                if (activeServiceOnEntry.active) {
                    abort()
                }
            })
        }
    };
    function dispatchEvent(eventType) {
        var event = document.createEvent('CustomEvent');
        event.initCustomEvent(eventType, false, false, 'custom');
        window.dispatchEvent(event)
    }
    function abort() {
        if (activeService) {
            activeService.destroy();
            dispatchEvent('afterprint')
        }
    }
    function renderProgress(index, total, l10n) {
        var progressContainer = document.getElementById('printServiceOverlay');
        var progress = Math.round(100 * index / total);
        var progressBar = progressContainer.querySelector('progress');
        var progressPerc = progressContainer.querySelector('.relative-progress');
        progressBar.value = progress;
        l10n.get('print_progress_percent', {
            progress: progress
        },
        progress + '%').then(function(msg) {
            progressPerc.textContent = msg
        })
    }
    var hasAttachEvent = !!document.attachEvent;
    window.addEventListener('keydown',
    function(event) {
        if (event.keyCode === 80 && (event.ctrlKey || event.metaKey) && !event.altKey && (!event.shiftKey || window.chrome || window.opera)) {
            window.print();
            if (hasAttachEvent) {
                return
            }
            event.preventDefault();
            if (event.stopImmediatePropagation) {
                event.stopImmediatePropagation()
            } else {
                event.stopPropagation()
            }
            return
        }
    },
    true);
    if (hasAttachEvent) {
        document.attachEvent('onkeydown',
        function(event) {
            event = event || window.event;
            if (event.keyCode === 80 && event.ctrlKey) {
                event.keyCode = 0;
                return false
            }
        })
    }
    if ('onbeforeprint' in window) {
        var stopPropagationIfNeeded = function stopPropagationIfNeeded(event) {
            if (event.detail !== 'custom' && event.stopImmediatePropagation) {
                event.stopImmediatePropagation()
            }
        };
        window.addEventListener('beforeprint', stopPropagationIfNeeded);
        window.addEventListener('afterprint', stopPropagationIfNeeded)
    }
    var overlayPromise;
    function ensureOverlay() {
        if (!overlayPromise) {
            overlayManager = _app.PDFViewerApplication.overlayManager;
            if (!overlayManager) {
                throw new Error('The overlay manager has not yet been initialized.');
            }
            overlayPromise = overlayManager.register('printServiceOverlay', document.getElementById('printServiceOverlay'), abort, true);
            document.getElementById('printCancel').onclick = abort
        }
        return overlayPromise
    }
    _app.PDFPrintServiceFactory.instance = {
        supportsPrinting: true,
        createPrintService: function createPrintService(pdfDocument, pagesOverview, printContainer, l10n) {
            if (activeService) {
                throw new Error('The print service is created and active.');
            }
            activeService = new PDFPrintService(pdfDocument, pagesOverview, printContainer, l10n);
            return activeService
        }
    };
    exports.PDFPrintService = PDFPrintService
}), (function(module, exports, __webpack_require__) {
    "use strict";
    document.webL10n = function(window, document, undefined) {
        var gL10nData = {};
        var gTextData = '';
        var gTextProp = 'textContent';
        var gLanguage = '';
        var gMacros = {};
        var gReadyState = 'loading';
        var gAsyncResourceLoading = true;
        function getL10nResourceLinks() {
            return document.querySelectorAll('link[type="application/l10n"]')
        }
        function getL10nDictionary() {
            var script = document.querySelector('script[type="application/l10n"]');
            return script ? JSON.parse(script.innerHTML) : null
        }
        function getTranslatableChildren(element) {
            return element ? element.querySelectorAll('*[data-l10n-id]') : []
        }
        function getL10nAttributes(element) {
            if (!element) return {};
            var l10nId = element.getAttribute('data-l10n-id');
            var l10nArgs = element.getAttribute('data-l10n-args');
            var args = {};
            if (l10nArgs) {
                try {
                    args = JSON.parse(l10nArgs)
                } catch(e) {
                    console.warn('could not parse arguments for #' + l10nId)
                }
            }
            return {
                id: l10nId,
                args: args
            }
        }
        function fireL10nReadyEvent(lang) {
            var evtObject = document.createEvent('Event');
            evtObject.initEvent('localized', true, false);
            evtObject.language = lang;
            document.dispatchEvent(evtObject)
        }
        function xhrLoadText(url, onSuccess, onFailure) {
            onSuccess = onSuccess ||
            function _onSuccess(data) {};
            onFailure = onFailure ||
            function _onFailure() {};
            var xhr = new XMLHttpRequest();
            xhr.open('GET', url, gAsyncResourceLoading);
            if (xhr.overrideMimeType) {
                xhr.overrideMimeType('text/plain; charset=utf-8')
            }
            xhr.onreadystatechange = function() {
                if (xhr.readyState == 4) {
                    if (xhr.status == 200 || xhr.status === 0) {
                        onSuccess(xhr.responseText)
                    } else {
                        onFailure()
                    }
                }
            };
            xhr.onerror = onFailure;
            xhr.ontimeout = onFailure;
            try {
                xhr.send(null)
            } catch(e) {
                onFailure()
            }
        }
        function parseResource(href, lang, successCallback, failureCallback) {
            var baseURL = href.replace(/[^\/]*$/, '') || './';
            function evalString(text) {
                if (text.lastIndexOf('\\') < 0) return text;
                return text.replace(/\\\\/g, '\\').replace(/\\n/g, '\n').replace(/\\r/g, '\r').replace(/\\t/g, '\t').replace(/\\b/g, '\b').replace(/\\f/g, '\f').replace(/\\{/g, '{').replace(/\\}/g, '}').replace(/\\"/g, '"').replace(/\\'/g, "'")
            }
            function parseProperties(text, parsedPropertiesCallback) {
                var dictionary = {};
                var reBlank = /^\s*|\s*$/;
                var reComment = /^\s*#|^\s*$/;
                var reSection = /^\s*\[(.*)\]\s*$/;
                var reImport = /^\s*@import\s+url\((.*)\)\s*$/i;
                var reSplit = /^([^=\s]*)\s*=\s*(.+)$/;
                function parseRawLines(rawText, extendedSyntax, parsedRawLinesCallback) {
                    var entries = rawText.replace(reBlank, '').split(/[\r\n]+/);
                    var currentLang = '*';
                    var genericLang = lang.split('-', 1)[0];
                    var skipLang = false;
                    var match = '';
                    function nextEntry() {
                        while (true) {
                            if (!entries.length) {
                                parsedRawLinesCallback();
                                return
                            }
                            var line = entries.shift();
                            if (reComment.test(line)) continue;
                            if (extendedSyntax) {
                                match = reSection.exec(line);
                                if (match) {
                                    currentLang = match[1].toLowerCase();
                                    skipLang = currentLang !== '*' && currentLang !== lang && currentLang !== genericLang;
                                    continue
                                } else if (skipLang) {
                                    continue
                                }
                                match = reImport.exec(line);
                                if (match) {
                                    loadImport(baseURL + match[1], nextEntry);
                                    return
                                }
                            }
                            var tmp = line.match(reSplit);
                            if (tmp && tmp.length == 3) {
                                dictionary[tmp[1]] = evalString(tmp[2])
                            }
                        }
                    }
                    nextEntry()
                }
                function loadImport(url, callback) {
                    xhrLoadText(url,
                    function(content) {
                        parseRawLines(content, false, callback)
                    },
                    function() {
                        console.warn(url + ' not found.');
                        callback()
                    })
                }
                parseRawLines(text, true,
                function() {
                    parsedPropertiesCallback(dictionary)
                })
            }
            xhrLoadText(href,
            function(response) {
                gTextData += response;
                parseProperties(response,
                function(data) {
                    for (var key in data) {
                        var id, prop, index = key.lastIndexOf('.');
                        if (index > 0) {
                            id = key.substring(0, index);
                            prop = key.substr(index + 1)
                        } else {
                            id = key;
                            prop = gTextProp
                        }
                        if (!gL10nData[id]) {
                            gL10nData[id] = {}
                        }
                        gL10nData[id][prop] = data[key]
                    }
                    if (successCallback) {
                        successCallback()
                    }
                })
            },
            failureCallback)
        }
        function loadLocale(lang, callback) {
            if (lang) {
                lang = lang.toLowerCase()
            }
            callback = callback ||
            function _callback() {};
            clear();
            gLanguage = lang;
            var langLinks = getL10nResourceLinks();
            var langCount = langLinks.length;
            if (langCount === 0) {
                var dict = getL10nDictionary();
                if (dict && dict.locales && dict.default_locale) {
                    console.log('using the embedded JSON directory, early way out');
                    gL10nData = dict.locales[lang];
                    if (!gL10nData) {
                        var defaultLocale = dict.default_locale.toLowerCase();
                        for (var anyCaseLang in dict.locales) {
                            anyCaseLang = anyCaseLang.toLowerCase();
                            if (anyCaseLang === lang) {
                                gL10nData = dict.locales[lang];
                                break
                            } else if (anyCaseLang === defaultLocale) {
                                gL10nData = dict.locales[defaultLocale]
                            }
                        }
                    }
                    callback()
                } else {
                    console.log('no resource to load, early way out')
                }
                fireL10nReadyEvent(lang);
                gReadyState = 'complete';
                return
            }
            var onResourceLoaded = null;
            var gResourceCount = 0;
            onResourceLoaded = function onResourceLoaded() {
                gResourceCount++;
                if (gResourceCount >= langCount) {
                    callback();
                    fireL10nReadyEvent(lang);
                    gReadyState = 'complete'
                }
            };
            function L10nResourceLink(link) {
                var href = link.href;
                this.load = function(lang, callback) {
                    parseResource(href, lang, callback,
                    function() {
                        console.warn(href + ' not found.');
                        console.warn('"' + lang + '" resource not found');
                        gLanguage = '';
                        callback()
                    })
                }
            }
            for (var i = 0; i < langCount; i++) {
                var resource = new L10nResourceLink(langLinks[i]);
                resource.load(lang, onResourceLoaded)
            }
        }
        function clear() {
            gL10nData = {};
            gTextData = '';
            gLanguage = ''
        }
        function getPluralRules(lang) {
            var locales2rules = {
                'af': 3,
                'ak': 4,
                'am': 4,
                'ar': 1,
                'asa': 3,
                'az': 0,
                'be': 11,
                'bem': 3,
                'bez': 3,
                'bg': 3,
                'bh': 4,
                'bm': 0,
                'bn': 3,
                'bo': 0,
                'br': 20,
                'brx': 3,
                'bs': 11,
                'ca': 3,
                'cgg': 3,
                'chr': 3,
                'cs': 12,
                'cy': 17,
                'da': 3,
                'de': 3,
                'dv': 3,
                'dz': 0,
                'ee': 3,
                'el': 3,
                'en': 3,
                'eo': 3,
                'es': 3,
                'et': 3,
                'eu': 3,
                'fa': 0,
                'ff': 5,
                'fi': 3,
                'fil': 4,
                'fo': 3,
                'fr': 5,
                'fur': 3,
                'fy': 3,
                'ga': 8,
                'gd': 24,
                'gl': 3,
                'gsw': 3,
                'gu': 3,
                'guw': 4,
                'gv': 23,
                'ha': 3,
                'haw': 3,
                'he': 2,
                'hi': 4,
                'hr': 11,
                'hu': 0,
                'id': 0,
                'ig': 0,
                'ii': 0,
                'is': 3,
                'it': 3,
                'iu': 7,
                'ja': 0,
                'jmc': 3,
                'jv': 0,
                'ka': 0,
                'kab': 5,
                'kaj': 3,
                'kcg': 3,
                'kde': 0,
                'kea': 0,
                'kk': 3,
                'kl': 3,
                'km': 0,
                'kn': 0,
                'ko': 0,
                'ksb': 3,
                'ksh': 21,
                'ku': 3,
                'kw': 7,
                'lag': 18,
                'lb': 3,
                'lg': 3,
                'ln': 4,
                'lo': 0,
                'lt': 10,
                'lv': 6,
                'mas': 3,
                'mg': 4,
                'mk': 16,
                'ml': 3,
                'mn': 3,
                'mo': 9,
                'mr': 3,
                'ms': 0,
                'mt': 15,
                'my': 0,
                'nah': 3,
                'naq': 7,
                'nb': 3,
                'nd': 3,
                'ne': 3,
                'nl': 3,
                'nn': 3,
                'no': 3,
                'nr': 3,
                'nso': 4,
                'ny': 3,
                'nyn': 3,
                'om': 3,
                'or': 3,
                'pa': 3,
                'pap': 3,
                'pl': 13,
                'ps': 3,
                'pt': 3,
                'rm': 3,
                'ro': 9,
                'rof': 3,
                'ru': 11,
                'rwk': 3,
                'sah': 0,
                'saq': 3,
                'se': 7,
                'seh': 3,
                'ses': 0,
                'sg': 0,
                'sh': 11,
                'shi': 19,
                'sk': 12,
                'sl': 14,
                'sma': 7,
                'smi': 7,
                'smj': 7,
                'smn': 7,
                'sms': 7,
                'sn': 3,
                'so': 3,
                'sq': 3,
                'sr': 11,
                'ss': 3,
                'ssy': 3,
                'st': 3,
                'sv': 3,
                'sw': 3,
                'syr': 3,
                'ta': 3,
                'te': 3,
                'teo': 3,
                'th': 0,
                'ti': 4,
                'tig': 3,
                'tk': 3,
                'tl': 4,
                'tn': 3,
                'to': 0,
                'tr': 0,
                'ts': 3,
                'tzm': 22,
                'uk': 11,
                'ur': 3,
                've': 3,
                'vi': 0,
                'vun': 3,
                'wa': 4,
                'wae': 3,
                'wo': 0,
                'xh': 3,
                'xog': 3,
                'yo': 0,
                'zh': 0,
                'zu': 3
            };
            function isIn(n, list) {
                return list.indexOf(n) !== -1
            }
            function isBetween(n, start, end) {
                return start <= n && n <= end
            }
            var pluralRules = {
                '0': function _(n) {
                    return 'other'
                },
                '1': function _(n) {
                    if (isBetween(n % 100, 3, 10)) return 'few';
                    if (n === 0) return 'zero';
                    if (isBetween(n % 100, 11, 99)) return 'many';
                    if (n == 2) return 'two';
                    if (n == 1) return 'one';
                    return 'other'
                },
                '2': function _(n) {
                    if (n !== 0 && n % 10 === 0) return 'many';
                    if (n == 2) return 'two';
                    if (n == 1) return 'one';
                    return 'other'
                },
                '3': function _(n) {
                    if (n == 1) return 'one';
                    return 'other'
                },
                '4': function _(n) {
                    if (isBetween(n, 0, 1)) return 'one';
                    return 'other'
                },
                '5': function _(n) {
                    if (isBetween(n, 0, 2) && n != 2) return 'one';
                    return 'other'
                },
                '6': function _(n) {
                    if (n === 0) return 'zero';
                    if (n % 10 == 1 && n % 100 != 11) return 'one';
                    return 'other'
                },
                '7': function _(n) {
                    if (n == 2) return 'two';
                    if (n == 1) return 'one';
                    return 'other'
                },
                '8': function _(n) {
                    if (isBetween(n, 3, 6)) return 'few';
                    if (isBetween(n, 7, 10)) return 'many';
                    if (n == 2) return 'two';
                    if (n == 1) return 'one';
                    return 'other'
                },
                '9': function _(n) {
                    if (n === 0 || n != 1 && isBetween(n % 100, 1, 19)) return 'few';
                    if (n == 1) return 'one';
                    return 'other'
                },
                '10': function _(n) {
                    if (isBetween(n % 10, 2, 9) && !isBetween(n % 100, 11, 19)) return 'few';
                    if (n % 10 == 1 && !isBetween(n % 100, 11, 19)) return 'one';
                    return 'other'
                },
                '11': function _(n) {
                    if (isBetween(n % 10, 2, 4) && !isBetween(n % 100, 12, 14)) return 'few';
                    if (n % 10 === 0 || isBetween(n % 10, 5, 9) || isBetween(n % 100, 11, 14)) return 'many';
                    if (n % 10 == 1 && n % 100 != 11) return 'one';
                    return 'other'
                },
                '12': function _(n) {
                    if (isBetween(n, 2, 4)) return 'few';
                    if (n == 1) return 'one';
                    return 'other'
                },
                '13': function _(n) {
                    if (isBetween(n % 10, 2, 4) && !isBetween(n % 100, 12, 14)) return 'few';
                    if (n != 1 && isBetween(n % 10, 0, 1) || isBetween(n % 10, 5, 9) || isBetween(n % 100, 12, 14)) return 'many';
                    if (n == 1) return 'one';
                    return 'other'
                },
                '14': function _(n) {
                    if (isBetween(n % 100, 3, 4)) return 'few';
                    if (n % 100 == 2) return 'two';
                    if (n % 100 == 1) return 'one';
                    return 'other'
                },
                '15': function _(n) {
                    if (n === 0 || isBetween(n % 100, 2, 10)) return 'few';
                    if (isBetween(n % 100, 11, 19)) return 'many';
                    if (n == 1) return 'one';
                    return 'other'
                },
                '16': function _(n) {
                    if (n % 10 == 1 && n != 11) return 'one';
                    return 'other'
                },
                '17': function _(n) {
                    if (n == 3) return 'few';
                    if (n === 0) return 'zero';
                    if (n == 6) return 'many';
                    if (n == 2) return 'two';
                    if (n == 1) return 'one';
                    return 'other'
                },
                '18': function _(n) {
                    if (n === 0) return 'zero';
                    if (isBetween(n, 0, 2) && n !== 0 && n != 2) return 'one';
                    return 'other'
                },
                '19': function _(n) {
                    if (isBetween(n, 2, 10)) return 'few';
                    if (isBetween(n, 0, 1)) return 'one';
                    return 'other'
                },
                '20': function _(n) {
                    if ((isBetween(n % 10, 3, 4) || n % 10 == 9) && !(isBetween(n % 100, 10, 19) || isBetween(n % 100, 70, 79) || isBetween(n % 100, 90, 99))) return 'few';
                    if (n % 1000000 === 0 && n !== 0) return 'many';
                    if (n % 10 == 2 && !isIn(n % 100, [12, 72, 92])) return 'two';
                    if (n % 10 == 1 && !isIn(n % 100, [11, 71, 91])) return 'one';
                    return 'other'
                },
                '21': function _(n) {
                    if (n === 0) return 'zero';
                    if (n == 1) return 'one';
                    return 'other'
                },
                '22': function _(n) {
                    if (isBetween(n, 0, 1) || isBetween(n, 11, 99)) return 'one';
                    return 'other'
                },
                '23': function _(n) {
                    if (isBetween(n % 10, 1, 2) || n % 20 === 0) return 'one';
                    return 'other'
                },
                '24': function _(n) {
                    if (isBetween(n, 3, 10) || isBetween(n, 13, 19)) return 'few';
                    if (isIn(n, [2, 12])) return 'two';
                    if (isIn(n, [1, 11])) return 'one';
                    return 'other'
                }
            };
            var index = locales2rules[lang.replace(/-.*$/, '')];
            if (! (index in pluralRules)) {
                console.warn('plural form unknown for [' + lang + ']');
                return function() {
                    return 'other'
                }
            }
            return pluralRules[index]
        }
        gMacros.plural = function(str, param, key, prop) {
            var n = parseFloat(param);
            if (isNaN(n)) return str;
            if (prop != gTextProp) return str;
            if (!gMacros._pluralRules) {
                gMacros._pluralRules = getPluralRules(gLanguage)
            }
            var index = '[' + gMacros._pluralRules(n) + ']';
            if (n === 0 && key + '[zero]' in gL10nData) {
                str = gL10nData[key + '[zero]'][prop]
            } else if (n == 1 && key + '[one]' in gL10nData) {
                str = gL10nData[key + '[one]'][prop]
            } else if (n == 2 && key + '[two]' in gL10nData) {
                str = gL10nData[key + '[two]'][prop]
            } else if (key + index in gL10nData) {
                str = gL10nData[key + index][prop]
            } else if (key + '[other]' in gL10nData) {
                str = gL10nData[key + '[other]'][prop]
            }
            return str
        };
        function getL10nData(key, args, fallback) {
            var data = gL10nData[key];
            if (!data) {
                console.warn('#' + key + ' is undefined.');
                if (!fallback) {
                    return null
                }
                data = fallback
            }
            var rv = {};
            for (var prop in data) {
                var str = data[prop];
                str = substIndexes(str, args, key, prop);
                str = substArguments(str, args, key);
                rv[prop] = str
            }
            return rv
        }
        function substIndexes(str, args, key, prop) {
            var reIndex = /\{\[\s*([a-zA-Z]+)\(([a-zA-Z]+)\)\s*\]\}/;
            var reMatch = reIndex.exec(str);
            if (!reMatch || !reMatch.length) return str;
            var macroName = reMatch[1];
            var paramName = reMatch[2];
            var param;
            if (args && paramName in args) {
                param = args[paramName]
            } else if (paramName in gL10nData) {
                param = gL10nData[paramName]
            }
            if (macroName in gMacros) {
                var macro = gMacros[macroName];
                str = macro(str, param, key, prop)
            }
            return str
        }
        function substArguments(str, args, key) {
            var reArgs = /\{\{\s*(.+?)\s*\}\}/g;
            return str.replace(reArgs,
            function(matched_text, arg) {
                if (args && arg in args) {
                    return args[arg]
                }
                if (arg in gL10nData) {
                    return gL10nData[arg]
                }
                console.log('argument {{' + arg + '}} for #' + key + ' is undefined.');
                return matched_text
            })
        }
        function translateElement(element) {
            var l10n = getL10nAttributes(element);
            if (!l10n.id) return;
            var data = getL10nData(l10n.id, l10n.args);
            if (!data) {
                console.warn('#' + l10n.id + ' is undefined.');
                return
            }
            if (data[gTextProp]) {
                if (getChildElementCount(element) === 0) {
                    element[gTextProp] = data[gTextProp]
                } else {
                    var children = element.childNodes;
                    var found = false;
                    for (var i = 0,
                    l = children.length; i < l; i++) {
                        if (children[i].nodeType === 3 && /\S/.test(children[i].nodeValue)) {
                            if (found) {
                                children[i].nodeValue = ''
                            } else {
                                children[i].nodeValue = data[gTextProp];
                                found = true
                            }
                        }
                    }
                    if (!found) {
                        var textNode = document.createTextNode(data[gTextProp]);
                        element.insertBefore(textNode, element.firstChild)
                    }
                }
                delete data[gTextProp]
            }
            for (var k in data) {
                element[k] = data[k]
            }
        }
        function getChildElementCount(element) {
            if (element.children) {
                return element.children.length
            }
            if (typeof element.childElementCount !== 'undefined') {
                return element.childElementCount
            }
            var count = 0;
            for (var i = 0; i < element.childNodes.length; i++) {
                count += element.nodeType === 1 ? 1 : 0
            }
            return count
        }
        function translateFragment(element) {
            element = element || document.documentElement;
            var children = getTranslatableChildren(element);
            var elementCount = children.length;
            for (var i = 0; i < elementCount; i++) {
                translateElement(children[i])
            }
            translateElement(element)
        }
        return {
            get: function get(key, args, fallbackString) {
                var index = key.lastIndexOf('.');
                var prop = gTextProp;
                if (index > 0) {
                    prop = key.substr(index + 1);
                    key = key.substring(0, index)
                }
                var fallback;
                if (fallbackString) {
                    fallback = {};
                    fallback[prop] = fallbackString
                }
                var data = getL10nData(key, args, fallback);
                if (data && prop in data) {
                    return data[prop]
                }
                return '{{' + key + '}}'
            },
            getData: function getData() {
                return gL10nData
            },
            getText: function getText() {
                return gTextData
            },
            getLanguage: function getLanguage() {
                return gLanguage
            },
            setLanguage: function setLanguage(lang, callback) {
                loadLocale(lang,
                function() {
                    if (callback) callback()
                })
            },
            getDirection: function getDirection() {
                var rtlList = ['ar', 'he', 'fa', 'ps', 'ur'];
                var shortCode = gLanguage.split('-', 1)[0];
                return rtlList.indexOf(shortCode) >= 0 ? 'rtl': 'ltr'
            },
            translate: translateFragment,
            getReadyState: function getReadyState() {
                return gReadyState
            },
            ready: function ready(callback) {
                if (!callback) {
                    return
                } else if (gReadyState == 'complete' || gReadyState == 'interactive') {
                    window.setTimeout(function() {
                        callback()
                    })
                } else if (document.addEventListener) {
                    document.addEventListener('localized',
                    function once() {
                        document.removeEventListener('localized', once);
                        callback()
                    })
                }
            }
        }
    } (window, document)
}), (function(module, exports, __webpack_require__) {
    "use strict";
    Object.defineProperty(exports, "__esModule", {
        value: true
    });
    exports.DefaultAnnotationLayerFactory = exports.AnnotationLayerBuilder = undefined;
    var _createClass = function() {
        function defineProperties(target, props) {
            for (var i = 0; i < props.length; i++) {
                var descriptor = props[i];
                descriptor.enumerable = descriptor.enumerable || false;
                descriptor.configurable = true;
                if ("value" in descriptor) descriptor.writable = true;
                Object.defineProperty(target, descriptor.key, descriptor)
            }
        }
        return function(Constructor, protoProps, staticProps) {
            if (protoProps) defineProperties(Constructor.prototype, protoProps);
            if (staticProps) defineProperties(Constructor, staticProps);
            return Constructor
        }
    } ();
    var _pdfjsLib = __webpack_require__(1);
    var _ui_utils = __webpack_require__(0);
    var _pdf_link_service = __webpack_require__(5);
    function _classCallCheck(instance, Constructor) {
        if (! (instance instanceof Constructor)) {
            throw new TypeError("Cannot call a class as a function");
        }
    }
    var AnnotationLayerBuilder = function() {
        function AnnotationLayerBuilder(_ref) {
            var pageDiv = _ref.pageDiv,
            pdfPage = _ref.pdfPage,
            linkService = _ref.linkService,
            downloadManager = _ref.downloadManager,
            _ref$renderInteractiv = _ref.renderInteractiveForms,
            renderInteractiveForms = _ref$renderInteractiv === undefined ? false: _ref$renderInteractiv,
            _ref$l10n = _ref.l10n,
            l10n = _ref$l10n === undefined ? _ui_utils.NullL10n: _ref$l10n;
            _classCallCheck(this, AnnotationLayerBuilder);
            this.pageDiv = pageDiv;
            this.pdfPage = pdfPage;
            this.linkService = linkService;
            this.downloadManager = downloadManager;
            this.renderInteractiveForms = renderInteractiveForms;
            this.l10n = l10n;
            this.div = null
        }
        _createClass(AnnotationLayerBuilder, [{
            key: 'render',
            value: function render(viewport) {
                var _this = this;
                var intent = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : 'display';
                this.pdfPage.getAnnotations({
                    intent: intent
                }).then(function(annotations) {
                    var parameters = {
                        viewport: viewport.clone({
                            dontFlip: true
                        }),
                        div: _this.div,
                        annotations: annotations,
                        page: _this.pdfPage,
                        renderInteractiveForms: _this.renderInteractiveForms,
                        linkService: _this.linkService,
                        downloadManager: _this.downloadManager
                    };
                    if (_this.div) {
                        _pdfjsLib.AnnotationLayer.update(parameters)
                    } else {
                        if (annotations.length === 0) {
                            return
                        }
                        _this.div = document.createElement('div');
                        _this.div.className = 'annotationLayer';
                        _this.pageDiv.appendChild(_this.div);
                        parameters.div = _this.div;
                        _pdfjsLib.AnnotationLayer.render(parameters);
                        _this.l10n.translate(_this.div)
                    }
                })
            }
        },
        {
            key: 'hide',
            value: function hide() {
                if (!this.div) {
                    return
                }
                this.div.setAttribute('hidden', 'true')
            }
        }]);
        return AnnotationLayerBuilder
    } ();
    var DefaultAnnotationLayerFactory = function() {
        function DefaultAnnotationLayerFactory() {
            _classCallCheck(this, DefaultAnnotationLayerFactory)
        }
        _createClass(DefaultAnnotationLayerFactory, [{
            key: 'createAnnotationLayerBuilder',
            value: function createAnnotationLayerBuilder(pageDiv, pdfPage) {
                var renderInteractiveForms = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : false;
                var l10n = arguments.length > 3 && arguments[3] !== undefined ? arguments[3] : _ui_utils.NullL10n;
                return new AnnotationLayerBuilder({
                    pageDiv: pageDiv,
                    pdfPage: pdfPage,
                    renderInteractiveForms: renderInteractiveForms,
                    linkService: new _pdf_link_service.SimpleLinkService(),
                    l10n: l10n
                })
            }
        }]);
        return DefaultAnnotationLayerFactory
    } ();
    exports.AnnotationLayerBuilder = AnnotationLayerBuilder;
    exports.DefaultAnnotationLayerFactory = DefaultAnnotationLayerFactory
}), (function(module, exports, __webpack_require__) {
    "use strict";
    Object.defineProperty(exports, "__esModule", {
        value: true
    });
    exports.DownloadManager = undefined;
    var _createClass = function() {
        function defineProperties(target, props) {
            for (var i = 0; i < props.length; i++) {
                var descriptor = props[i];
                descriptor.enumerable = descriptor.enumerable || false;
                descriptor.configurable = true;
                if ("value" in descriptor) descriptor.writable = true;
                Object.defineProperty(target, descriptor.key, descriptor)
            }
        }
        return function(Constructor, protoProps, staticProps) {
            if (protoProps) defineProperties(Constructor.prototype, protoProps);
            if (staticProps) defineProperties(Constructor, staticProps);
            return Constructor
        }
    } ();
    var _pdfjsLib = __webpack_require__(1);
    function _classCallCheck(instance, Constructor) {
        if (! (instance instanceof Constructor)) {
            throw new TypeError("Cannot call a class as a function");
        }
    };
    function _download(blobUrl, filename) {
        var a = document.createElement('a');
        if (a.click) {
            a.href = blobUrl;
            a.target = '_parent';
            if ('download' in a) {
                a.download = filename
            } (document.body || document.documentElement).appendChild(a);
            a.click();
            a.parentNode.removeChild(a)
        } else {
            if (window.top === window && blobUrl.split('#')[0] === window.location.href.split('#')[0]) {
                var padCharacter = blobUrl.indexOf('?') === -1 ? '?': '&';
                blobUrl = blobUrl.replace(/#|$/, padCharacter + '$&')
            }
            window.open(blobUrl, '_parent')
        }
    }
    var DownloadManager = function() {
        function DownloadManager() {
            _classCallCheck(this, DownloadManager)
        }
        _createClass(DownloadManager, [{
            key: 'downloadUrl',
            value: function downloadUrl(url, filename) {
                if (! (0, _pdfjsLib.createValidAbsoluteUrl)(url, 'http://example.com')) {
                    return
                }
                _download(url + '#pdfjs.action=download', filename)
            }
        },
        {
            key: 'downloadData',
            value: function downloadData(data, filename, contentType) {
                if (navigator.msSaveBlob) {
                    return navigator.msSaveBlob(new Blob([data], {
                        type: contentType
                    }), filename)
                }
                var blobUrl = (0, _pdfjsLib.createObjectURL)(data, contentType, _pdfjsLib.PDFJS.disableCreateObjectURL);
                _download(blobUrl, filename)
            }
        },
        {
            key: 'download',
            value: function download(blob, url, filename) {
                if (navigator.msSaveBlob) {
                    if (!navigator.msSaveBlob(blob, filename)) {
                        this.downloadUrl(url, filename)
                    }
                    return
                }
                if (_pdfjsLib.PDFJS.disableCreateObjectURL) {
                    this.downloadUrl(url, filename);
                    return
                }
                var blobUrl = URL.createObjectURL(blob);
                _download(blobUrl, filename)
            }
        }]);
        return DownloadManager
    } ();
    exports.DownloadManager = DownloadManager
}), (function(module, exports, __webpack_require__) {
    "use strict";
    Object.defineProperty(exports, "__esModule", {
        value: true
    });
    exports.GenericL10n = undefined;
    var _createClass = function() {
        function defineProperties(target, props) {
            for (var i = 0; i < props.length; i++) {
                var descriptor = props[i];
                descriptor.enumerable = descriptor.enumerable || false;
                descriptor.configurable = true;
                if ("value" in descriptor) descriptor.writable = true;
                Object.defineProperty(target, descriptor.key, descriptor)
            }
        }
        return function(Constructor, protoProps, staticProps) {
            if (protoProps) defineProperties(Constructor.prototype, protoProps);
            if (staticProps) defineProperties(Constructor, staticProps);
            return Constructor
        }
    } ();
    __webpack_require__(10);
    function _classCallCheck(instance, Constructor) {
        if (! (instance instanceof Constructor)) {
            throw new TypeError("Cannot call a class as a function");
        }
    }
    var webL10n = document.webL10n;
    var GenericL10n = function() {
        function GenericL10n(lang) {
            _classCallCheck(this, GenericL10n);
            this._lang = lang;
            this._ready = new Promise(function(resolve, reject) {
                webL10n.setLanguage(lang,
                function() {
                    resolve(webL10n)
                })
            })
        }
        _createClass(GenericL10n, [{
            key: 'getDirection',
            value: function getDirection() {
                return this._ready.then(function(l10n) {
                    return l10n.getDirection()
                })
            }
        },
        {
            key: 'get',
            value: function get(property, args, fallback) {
                return this._ready.then(function(l10n) {
                    return l10n.get(property, args, fallback)
                })
            }
        },
        {
            key: 'translate',
            value: function translate(element) {
                return this._ready.then(function(l10n) {
                    return l10n.translate(element)
                })
            }
        }]);
        return GenericL10n
    } ();
    exports.GenericL10n = GenericL10n
}), (function(module, exports, __webpack_require__) {
    "use strict";
    Object.defineProperty(exports, "__esModule", {
        value: true
    });
    function GrabToPan(options) {
        this.element = options.element;
        this.document = options.element.ownerDocument;
        if (typeof options.ignoreTarget === 'function') {
            this.ignoreTarget = options.ignoreTarget
        }
        this.onActiveChanged = options.onActiveChanged;
        this.activate = this.activate.bind(this);
        this.deactivate = this.deactivate.bind(this);
        this.toggle = this.toggle.bind(this);
        this._onmousedown = this._onmousedown.bind(this);
        this._onmousemove = this._onmousemove.bind(this);
        this._endPan = this._endPan.bind(this);
        var overlay = this.overlay = document.createElement('div');
        overlay.className = 'grab-to-pan-grabbing'
    }
    GrabToPan.prototype = {
        CSS_CLASS_GRAB: 'grab-to-pan-grab',
        activate: function GrabToPan_activate() {
            if (!this.active) {
                this.active = true;
                this.element.addEventListener('mousedown', this._onmousedown, true);
                this.element.classList.add(this.CSS_CLASS_GRAB);
                if (this.onActiveChanged) {
                    this.onActiveChanged(true)
                }
            }
        },
        deactivate: function GrabToPan_deactivate() {
            if (this.active) {
                this.active = false;
                this.element.removeEventListener('mousedown', this._onmousedown, true);
                this._endPan();
                this.element.classList.remove(this.CSS_CLASS_GRAB);
                if (this.onActiveChanged) {
                    this.onActiveChanged(false)
                }
            }
        },
        toggle: function GrabToPan_toggle() {
            if (this.active) {
                this.deactivate()
            } else {
                this.activate()
            }
        },
        ignoreTarget: function GrabToPan_ignoreTarget(node) {
            return node[matchesSelector]('a[href], a[href] *, input, textarea, button, button *, select, option')
        },
        _onmousedown: function GrabToPan__onmousedown(event) {
            if (event.button !== 0 || this.ignoreTarget(event.target)) {
                return
            }
            if (event.originalTarget) {
                try {
                    event.originalTarget.tagName
                } catch(e) {
                    return
                }
            }
            this.scrollLeftStart = this.element.scrollLeft;
            this.scrollTopStart = this.element.scrollTop;
            this.clientXStart = event.clientX;
            this.clientYStart = event.clientY;
            this.document.addEventListener('mousemove', this._onmousemove, true);
            this.document.addEventListener('mouseup', this._endPan, true);
            this.element.addEventListener('scroll', this._endPan, true);
            event.preventDefault();
            event.stopPropagation();
            var focusedElement = document.activeElement;
            if (focusedElement && !focusedElement.contains(event.target)) {
                focusedElement.blur()
            }
        },
        _onmousemove: function GrabToPan__onmousemove(event) {
            this.element.removeEventListener('scroll', this._endPan, true);
            if (isLeftMouseReleased(event)) {
                this._endPan();
                return
            }
            var xDiff = event.clientX - this.clientXStart;
            var yDiff = event.clientY - this.clientYStart;
            var scrollTop = this.scrollTopStart - yDiff;
            var scrollLeft = this.scrollLeftStart - xDiff;
            if (this.element.scrollTo) {
                this.element.scrollTo({
                    top: scrollTop,
                    left: scrollLeft,
                    behavior: 'instant'
                })
            } else {
                this.element.scrollTop = scrollTop;
                this.element.scrollLeft = scrollLeft
            }
            if (!this.overlay.parentNode) {
                document.body.appendChild(this.overlay)
            }
        },
        _endPan: function GrabToPan__endPan() {
            this.element.removeEventListener('scroll', this._endPan, true);
            this.document.removeEventListener('mousemove', this._onmousemove, true);
            this.document.removeEventListener('mouseup', this._endPan, true);
            this.overlay.remove()
        }
    };
    var matchesSelector; ['webkitM', 'mozM', 'msM', 'oM', 'm'].some(function(prefix) {
        var name = prefix + 'atches';
        if (name in document.documentElement) {
            matchesSelector = name
        }
        name += 'Selector';
        if (name in document.documentElement) {
            matchesSelector = name
        }
        return matchesSelector
    });
    var isNotIEorIsIE10plus = !document.documentMode || document.documentMode > 9;
    var chrome = window.chrome;
    var isChrome15OrOpera15plus = chrome && (chrome.webstore || chrome.app);
    var isSafari6plus = /Apple/.test(navigator.vendor) && /Version\/([6-9]\d*|[1-5]\d+)/.test(navigator.userAgent);
    function isLeftMouseReleased(event) {
        if ('buttons' in event && isNotIEorIsIE10plus) {
            return ! (event.buttons & 1)
        }
        if (isChrome15OrOpera15plus || isSafari6plus) {
            return event.which === 0
        }
    }
    exports.GrabToPan = GrabToPan
}), (function(module, exports, __webpack_require__) {
    "use strict";
    Object.defineProperty(exports, "__esModule", {
        value: true
    });
    var _createClass = function() {
        function defineProperties(target, props) {
            for (var i = 0; i < props.length; i++) {
                var descriptor = props[i];
                descriptor.enumerable = descriptor.enumerable || false;
                descriptor.configurable = true;
                if ("value" in descriptor) descriptor.writable = true;
                Object.defineProperty(target, descriptor.key, descriptor)
            }
        }
        return function(Constructor, protoProps, staticProps) {
            if (protoProps) defineProperties(Constructor.prototype, protoProps);
            if (staticProps) defineProperties(Constructor, staticProps);
            return Constructor
        }
    } ();
    function _classCallCheck(instance, Constructor) {
        if (! (instance instanceof Constructor)) {
            throw new TypeError("Cannot call a class as a function");
        }
    }
    var OverlayManager = function() {
        function OverlayManager() {
            _classCallCheck(this, OverlayManager);
            this._overlays = {};
            this._active = null;
            this._keyDownBound = this._keyDown.bind(this)
        }
        _createClass(OverlayManager, [{
            key: 'register',
            value: function register(name, element) {
                var _this = this;
                var callerCloseMethod = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : null;
                var canForceClose = arguments.length > 3 && arguments[3] !== undefined ? arguments[3] : false;
                return new Promise(function(resolve) {
                    var container = void 0;
                    if (!name || !element || !(container = element.parentNode)) {
                        throw new Error('Not enough parameters.');
                    } else if (_this._overlays[name]) {
                        throw new Error('The overlay is already registered.');
                    }
                    _this._overlays[name] = {
                        element: element,
                        container: container,
                        callerCloseMethod: callerCloseMethod,
                        canForceClose: canForceClose
                    };
                    resolve()
                })
            }
        },
        {
            key: 'unregister',
            value: function unregister(name) {
                var _this2 = this;
                return new Promise(function(resolve) {
                    if (!_this2._overlays[name]) {
                        throw new Error('The overlay does not exist.');
                    } else if (_this2._active === name) {
                        throw new Error('The overlay cannot be removed while it is active.');
                    }
                    delete _this2._overlays[name];
                    resolve()
                })
            }
        },
        {
            key: 'open',
            value: function open(name) {
                var _this3 = this;
                return new Promise(function(resolve) {
                    if (!_this3._overlays[name]) {
                        throw new Error('The overlay does not exist.');
                    } else if (_this3._active) {
                        if (_this3._overlays[name].canForceClose) {
                            _this3._closeThroughCaller()
                        } else if (_this3._active === name) {
                            throw new Error('The overlay is already active.');
                        } else {
                            throw new Error('Another overlay is currently active.');
                        }
                    }
                    _this3._active = name;
                    _this3._overlays[_this3._active].element.classList.remove('hidden');
                    _this3._overlays[_this3._active].container.classList.remove('hidden');
                    window.addEventListener('keydown', _this3._keyDownBound);
                    resolve()
                })
            }
        },
        {
            key: 'close',
            value: function close(name) {
                var _this4 = this;
                return new Promise(function(resolve) {
                    if (!_this4._overlays[name]) {
                        throw new Error('The overlay does not exist.');
                    } else if (!_this4._active) {
                        throw new Error('The overlay is currently not active.');
                    } else if (_this4._active !== name) {
                        throw new Error('Another overlay is currently active.');
                    }
                    _this4._overlays[_this4._active].container.classList.add('hidden');
                    _this4._overlays[_this4._active].element.classList.add('hidden');
                    _this4._active = null;
                    window.removeEventListener('keydown', _this4._keyDownBound);
                    resolve()
                })
            }
        },
        {
            key: '_keyDown',
            value: function _keyDown(evt) {
                if (this._active && evt.keyCode === 27) {
                    this._closeThroughCaller();
                    evt.preventDefault()
                }
            }
        },
        {
            key: '_closeThroughCaller',
            value: function _closeThroughCaller() {
                if (this._overlays[this._active].callerCloseMethod) {
                    this._overlays[this._active].callerCloseMethod()
                }
                if (this._active) {
                    this.close(this._active)
                }
            }
        },
        {
            key: 'active',
            get: function get() {
                return this._active
            }
        }]);
        return OverlayManager
    } ();
    exports.OverlayManager = OverlayManager
}), (function(module, exports, __webpack_require__) {
    "use strict";
    Object.defineProperty(exports, "__esModule", {
        value: true
    });
    exports.PasswordPrompt = undefined;
    var _createClass = function() {
        function defineProperties(target, props) {
            for (var i = 0; i < props.length; i++) {
                var descriptor = props[i];
                descriptor.enumerable = descriptor.enumerable || false;
                descriptor.configurable = true;
                if ("value" in descriptor) descriptor.writable = true;
                Object.defineProperty(target, descriptor.key, descriptor)
            }
        }
        return function(Constructor, protoProps, staticProps) {
            if (protoProps) defineProperties(Constructor.prototype, protoProps);
            if (staticProps) defineProperties(Constructor, staticProps);
            return Constructor
        }
    } ();
    var _ui_utils = __webpack_require__(0);
    var _pdfjsLib = __webpack_require__(1);
    function _classCallCheck(instance, Constructor) {
        if (! (instance instanceof Constructor)) {
            throw new TypeError("Cannot call a class as a function");
        }
    }
    var PasswordPrompt = function() {
        function PasswordPrompt(options, overlayManager) {
            var _this = this;
            var l10n = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : _ui_utils.NullL10n;
            _classCallCheck(this, PasswordPrompt);
            this.overlayName = options.overlayName;
            this.container = options.container;
            this.label = options.label;
            this.input = options.input;
            this.submitButton = options.submitButton;
            this.cancelButton = options.cancelButton;
            this.overlayManager = overlayManager;
            this.l10n = l10n;
            this.updateCallback = null;
            this.reason = null;
            this.submitButton.addEventListener('click', this.verify.bind(this));
            this.cancelButton.addEventListener('click', this.close.bind(this));
            this.input.addEventListener('keydown',
            function(e) {
                if (e.keyCode === 13) {
                    _this.verify()
                }
            });
            this.overlayManager.register(this.overlayName, this.container, this.close.bind(this), true)
        }
        _createClass(PasswordPrompt, [{
            key: 'open',
            value: function open() {
                var _this2 = this;
                this.overlayManager.open(this.overlayName).then(function() {
                    _this2.input.focus();
                    var promptString = void 0;
                    if (_this2.reason === _pdfjsLib.PasswordResponses.INCORRECT_PASSWORD) {
                        promptString = _this2.l10n.get('password_invalid', null, 'Invalid password. Please try again.')
                    } else {
                        promptString = _this2.l10n.get('password_label', null, 'Enter the password to open this PDF file.')
                    }
                    promptString.then(function(msg) {
                        _this2.label.textContent = msg
                    })
                })
            }
        },
        {
            key: 'close',
            value: function close() {
                var _this3 = this;
                this.overlayManager.close(this.overlayName).then(function() {
                    _this3.input.value = ''
                })
            }
        },
        {
            key: 'verify',
            value: function verify() {
                var password = this.input.value;
                if (password && password.length > 0) {
                    this.close();
                    return this.updateCallback(password)
                }
            }
        },
        {
            key: 'setUpdateCallback',
            value: function setUpdateCallback(updateCallback, reason) {
                this.updateCallback = updateCallback;
                this.reason = reason
            }
        }]);
        return PasswordPrompt
    } ();
    exports.PasswordPrompt = PasswordPrompt
}), (function(module, exports, __webpack_require__) {
    "use strict";
    Object.defineProperty(exports, "__esModule", {
        value: true
    });
    exports.PDFAttachmentViewer = undefined;
    var _createClass = function() {
        function defineProperties(target, props) {
            for (var i = 0; i < props.length; i++) {
                var descriptor = props[i];
                descriptor.enumerable = descriptor.enumerable || false;
                descriptor.configurable = true;
                if ("value" in descriptor) descriptor.writable = true;
                Object.defineProperty(target, descriptor.key, descriptor)
            }
        }
        return function(Constructor, protoProps, staticProps) {
            if (protoProps) defineProperties(Constructor.prototype, protoProps);
            if (staticProps) defineProperties(Constructor, staticProps);
            return Constructor
        }
    } ();
    var _pdfjsLib = __webpack_require__(1);
    function _classCallCheck(instance, Constructor) {
        if (! (instance instanceof Constructor)) {
            throw new TypeError("Cannot call a class as a function");
        }
    }
    var PDFAttachmentViewer = function() {
        function PDFAttachmentViewer(_ref) {
            var container = _ref.container,
            eventBus = _ref.eventBus,
            downloadManager = _ref.downloadManager;
            _classCallCheck(this, PDFAttachmentViewer);
            this.attachments = null;
            this.container = container;
            this.eventBus = eventBus;
            this.downloadManager = downloadManager;
            this._renderedCapability = (0, _pdfjsLib.createPromiseCapability)();
            this.eventBus.on('fileattachmentannotation', this._appendAttachment.bind(this))
        }
        _createClass(PDFAttachmentViewer, [{
            key: 'reset',
            value: function reset() {
                var keepRenderedCapability = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : false;
                this.attachments = null;
                this.container.textContent = '';
                if (!keepRenderedCapability) {
                    this._renderedCapability = (0, _pdfjsLib.createPromiseCapability)()
                }
            }
        },
        {
            key: '_dispatchEvent',
            value: function _dispatchEvent(attachmentsCount) {
                this.eventBus.dispatch('attachmentsloaded', {
                    source: this,
                    attachmentsCount: attachmentsCount
                });
                this._renderedCapability.resolve()
            }
        },
        {
            key: '_bindPdfLink',
            value: function _bindPdfLink(button, content, filename) {
                if (_pdfjsLib.PDFJS.disableCreateObjectURL) {
                    throw new Error('bindPdfLink: ' + 'Unsupported "PDFJS.disableCreateObjectURL" value.');
                }
                var blobUrl = void 0;
                button.onclick = function() {
                    if (!blobUrl) {
                        blobUrl = (0, _pdfjsLib.createObjectURL)(content, 'application/pdf')
                    }
                    var viewerUrl = void 0;
                    viewerUrl = '?file=' + encodeURIComponent(blobUrl + '#' + filename);
                    window.open(viewerUrl);
                    return false
                }
            }
        },
        {
            key: '_bindLink',
            value: function _bindLink(button, content, filename) {
                var _this = this;
                button.onclick = function() {
                    _this.downloadManager.downloadData(content, filename, '');
                    return false
                }
            }
        },
        {
            key: 'render',
            value: function render(_ref2) {
                var attachments = _ref2.attachments,
                _ref2$keepRenderedCap = _ref2.keepRenderedCapability,
                keepRenderedCapability = _ref2$keepRenderedCap === undefined ? false: _ref2$keepRenderedCap;
                var attachmentsCount = 0;
                if (this.attachments) {
                    this.reset(keepRenderedCapability === true)
                }
                this.attachments = attachments || null;
                if (!attachments) {
                    this._dispatchEvent(attachmentsCount);
                    return
                }
                var names = Object.keys(attachments).sort(function(a, b) {
                    return a.toLowerCase().localeCompare(b.toLowerCase())
                });
                attachmentsCount = names.length;
                for (var i = 0; i < attachmentsCount; i++) {
                    var item = attachments[names[i]];
                    var filename = (0, _pdfjsLib.removeNullCharacters)((0, _pdfjsLib.getFilenameFromUrl)(item.filename));
                    var div = document.createElement('div');
                    div.className = 'attachmentsItem';
                    var button = document.createElement('button');
                    button.textContent = filename;
                    if (/\.pdf$/i.test(filename) && !_pdfjsLib.PDFJS.disableCreateObjectURL) {
                        this._bindPdfLink(button, item.content, filename)
                    } else {
                        this._bindLink(button, item.content, filename)
                    }
                    div.appendChild(button);
                    this.container.appendChild(div)
                }
                this._dispatchEvent(attachmentsCount)
            }
        },
        {
            key: '_appendAttachment',
            value: function _appendAttachment(_ref3) {
                var _this2 = this;
                var id = _ref3.id,
                filename = _ref3.filename,
                content = _ref3.content;
                this._renderedCapability.promise.then(function() {
                    var attachments = _this2.attachments;
                    if (!attachments) {
                        attachments = Object.create(null)
                    } else {
                        for (var name in attachments) {
                            if (id === name) {
                                return
                            }
                        }
                    }
                    attachments[id] = {
                        filename: filename,
                        content: content
                    };
                    _this2.render({
                        attachments: attachments,
                        keepRenderedCapability: true
                    })
                })
            }
        }]);
        return PDFAttachmentViewer
    } ();
    exports.PDFAttachmentViewer = PDFAttachmentViewer
}), (function(module, exports, __webpack_require__) {
    "use strict";
    Object.defineProperty(exports, "__esModule", {
        value: true
    });
    exports.PDFDocumentProperties = undefined;
    var _slicedToArray = function() {
        function sliceIterator(arr, i) {
            var _arr = [];
            var _n = true;
            var _d = false;
            var _e = undefined;
            try {
                for (var _i = arr[Symbol.iterator](), _s; ! (_n = (_s = _i.next()).done); _n = true) {
                    _arr.push(_s.value);
                    if (i && _arr.length === i) break
                }
            } catch(err) {
                _d = true;
                _e = err
            } finally {
                try {
                    if (!_n && _i["return"]) _i["return"]()
                } finally {
                    if (_d) throw _e;
                }
            }
            return _arr
        }
        return function(arr, i) {
            if (Array.isArray(arr)) {
                return arr
            } else if (Symbol.iterator in Object(arr)) {
                return sliceIterator(arr, i)
            } else {
                throw new TypeError("Invalid attempt to destructure non-iterable instance");
            }
        }
    } ();
    var _createClass = function() {
        function defineProperties(target, props) {
            for (var i = 0; i < props.length; i++) {
                var descriptor = props[i];
                descriptor.enumerable = descriptor.enumerable || false;
                descriptor.configurable = true;
                if ("value" in descriptor) descriptor.writable = true;
                Object.defineProperty(target, descriptor.key, descriptor)
            }
        }
        return function(Constructor, protoProps, staticProps) {
            if (protoProps) defineProperties(Constructor.prototype, protoProps);
            if (staticProps) defineProperties(Constructor, staticProps);
            return Constructor
        }
    } ();
    var _ui_utils = __webpack_require__(0);
    var _pdfjsLib = __webpack_require__(1);
    function _classCallCheck(instance, Constructor) {
        if (! (instance instanceof Constructor)) {
            throw new TypeError("Cannot call a class as a function");
        }
    }
    var DEFAULT_FIELD_CONTENT = '-';
    var PDFDocumentProperties = function() {
        function PDFDocumentProperties(_ref, overlayManager) {
            var overlayName = _ref.overlayName,
            fields = _ref.fields,
            container = _ref.container,
            closeButton = _ref.closeButton;
            var l10n = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : _ui_utils.NullL10n;
            _classCallCheck(this, PDFDocumentProperties);
            this.overlayName = overlayName;
            this.fields = fields;
            this.container = container;
            this.overlayManager = overlayManager;
            this.l10n = l10n;
            this._reset();
            if (closeButton) {
                closeButton.addEventListener('click', this.close.bind(this))
            }
            this.overlayManager.register(this.overlayName, this.container, this.close.bind(this))
        }
        _createClass(PDFDocumentProperties, [{
            key: 'open',
            value: function open() {
                var _this = this;
                var freezeFieldData = function freezeFieldData(data) {
                    Object.defineProperty(_this, 'fieldData', {
                        value: Object.freeze(data),
                        writable: false,
                        enumerable: true,
                        configurable: true
                    })
                };
                Promise.all([this.overlayManager.open(this.overlayName), this._dataAvailableCapability.promise]).then(function() {
                    if (_this.fieldData) {
                        _this._updateUI();
                        return
                    }
                    _this.pdfDocument.getMetadata().then(function(_ref2) {
                        var info = _ref2.info,
                        metadata = _ref2.metadata;
                        return Promise.all([info, metadata, _this._parseFileSize(_this.maybeFileSize), _this._parseDate(info.CreationDate), _this._parseDate(info.ModDate)])
                    }).then(function(_ref3) {
                        var _ref4 = _slicedToArray(_ref3, 5),
                        info = _ref4[0],
                        metadata = _ref4[1],
                        fileSize = _ref4[2],
                        creationDate = _ref4[3],
                        modificationDate = _ref4[4];
                        freezeFieldData({
                            'fileName': (0, _ui_utils.getPDFFileNameFromURL)(_this.url),
                            'fileSize': fileSize,
                            'title': info.Title,
                            'author': info.Author,
                            'subject': info.Subject,
                            'keywords': info.Keywords,
                            'creationDate': creationDate,
                            'modificationDate': modificationDate,
                            'creator': info.Creator,
                            'producer': info.Producer,
                            'version': info.PDFFormatVersion,
                            'pageCount': _this.pdfDocument.numPages
                        });
                        _this._updateUI();
                        return _this.pdfDocument.getDownloadInfo()
                    }).then(function(_ref5) {
                        var length = _ref5.length;
                        return _this._parseFileSize(length)
                    }).then(function(fileSize) {
                        var data = (0, _ui_utils.cloneObj)(_this.fieldData);
                        data['fileSize'] = fileSize;
                        freezeFieldData(data);
                        _this._updateUI()
                    })
                })
            }
        },
        {
            key: 'close',
            value: function close() {
                this.overlayManager.close(this.overlayName)
            }
        },
        {
            key: 'setDocument',
            value: function setDocument(pdfDocument, url) {
                if (this.pdfDocument) {
                    this._reset();
                    this._updateUI(true)
                }
                if (!pdfDocument) {
                    return
                }
                this.pdfDocument = pdfDocument;
                this.url = url;
                this._dataAvailableCapability.resolve()
            }
        },
        {
            key: 'setFileSize',
            value: function setFileSize(fileSize) {
                if (typeof fileSize === 'number' && fileSize > 0) {
                    this.maybeFileSize = fileSize
                }
            }
        },
        {
            key: '_reset',
            value: function _reset() {
                this.pdfDocument = null;
                this.url = null;
                this.maybeFileSize = 0;
                delete this.fieldData;
                this._dataAvailableCapability = (0, _pdfjsLib.createPromiseCapability)()
            }
        },
        {
            key: '_updateUI',
            value: function _updateUI() {
                var reset = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : false;
                if (reset || !this.fieldData) {
                    for (var id in this.fields) {
                        this.fields[id].textContent = DEFAULT_FIELD_CONTENT
                    }
                    return
                }
                if (this.overlayManager.active !== this.overlayName) {
                    return
                }
                for (var _id in this.fields) {
                    var content = this.fieldData[_id];
                    this.fields[_id].textContent = content || content === 0 ? content: DEFAULT_FIELD_CONTENT
                }
            }
        },
        {
            key: '_parseFileSize',
            value: function _parseFileSize() {
                var fileSize = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : 0;
                var kb = fileSize / 1024;
                if (!kb) {
                    return Promise.resolve(undefined)
                } else if (kb < 1024) {
                    return this.l10n.get('document_properties_kb', {
                        size_kb: ( + kb.toPrecision(3)).toLocaleString(),
                        size_b: fileSize.toLocaleString()
                    },
                    '{{size_kb}} KB ({{size_b}} bytes)')
                }
                return this.l10n.get('document_properties_mb', {
                    size_mb: ( + (kb / 1024).toPrecision(3)).toLocaleString(),
                    size_b: fileSize.toLocaleString()
                },
                '{{size_mb}} MB ({{size_b}} bytes)')
            }
        },
        {
            key: '_parseDate',
            value: function _parseDate(inputDate) {
                if (!inputDate) {
                    return
                }
                var dateToParse = inputDate;
                if (dateToParse.substring(0, 2) === 'D:') {
                    dateToParse = dateToParse.substring(2)
                }
                var year = parseInt(dateToParse.substring(0, 4), 10);
                var month = parseInt(dateToParse.substring(4, 6), 10) - 1;
                var day = parseInt(dateToParse.substring(6, 8), 10);
                var hours = parseInt(dateToParse.substring(8, 10), 10);
                var minutes = parseInt(dateToParse.substring(10, 12), 10);
                var seconds = parseInt(dateToParse.substring(12, 14), 10);
                var utRel = dateToParse.substring(14, 15);
                var offsetHours = parseInt(dateToParse.substring(15, 17), 10);
                var offsetMinutes = parseInt(dateToParse.substring(18, 20), 10);
                if (utRel === '-') {
                    hours += offsetHours;
                    minutes += offsetMinutes
                } else if (utRel === '+') {
                    hours -= offsetHours;
                    minutes -= offsetMinutes
                }
                var date = new Date(Date.UTC(year, month, day, hours, minutes, seconds));
                var dateString = date.toLocaleDateString();
                var timeString = date.toLocaleTimeString();
                return this.l10n.get('document_properties_date_string', {
                    date: dateString,
                    time: timeString
                },
                '{{date}}, {{time}}')
            }
        }]);
        return PDFDocumentProperties
    } ();
    exports.PDFDocumentProperties = PDFDocumentProperties
}), (function(module, exports, __webpack_require__) {
    "use strict";
    Object.defineProperty(exports, "__esModule", {
        value: true
    });
    exports.PDFFindBar = undefined;
    var _createClass = function() {
        function defineProperties(target, props) {
            for (var i = 0; i < props.length; i++) {
                var descriptor = props[i];
                descriptor.enumerable = descriptor.enumerable || false;
                descriptor.configurable = true;
                if ("value" in descriptor) descriptor.writable = true;
                Object.defineProperty(target, descriptor.key, descriptor)
            }
        }
        return function(Constructor, protoProps, staticProps) {
            if (protoProps) defineProperties(Constructor.prototype, protoProps);
            if (staticProps) defineProperties(Constructor, staticProps);
            return Constructor
        }
    } ();
    var _pdf_find_controller = __webpack_require__(7);
    var _ui_utils = __webpack_require__(0);
    function _classCallCheck(instance, Constructor) {
        if (! (instance instanceof Constructor)) {
            throw new TypeError("Cannot call a class as a function");
        }
    }
    var PDFFindBar = function() {
        function PDFFindBar(options) {
            var _this = this;
            var l10n = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : _ui_utils.NullL10n;
            _classCallCheck(this, PDFFindBar);
            this.opened = false;
            this.bar = options.bar || null;
            this.toggleButton = options.toggleButton || null;
            this.findField = options.findField || null;
            this.highlightAll = options.highlightAllCheckbox || null;
            this.caseSensitive = options.caseSensitiveCheckbox || null;
            this.findMsg = options.findMsg || null;
            this.findResultsCount = options.findResultsCount || null;
            this.findStatusIcon = options.findStatusIcon || null;
            this.findPreviousButton = options.findPreviousButton || null;
            this.findNextButton = options.findNextButton || null;
            this.findController = options.findController || null;
            this.eventBus = options.eventBus;
            this.l10n = l10n;
            if (this.findController === null) {
                throw new Error('PDFFindBar cannot be used without a ' + 'PDFFindController instance.');
            }
            this.toggleButton.addEventListener('click',
            function() {
                _this.toggle()
            });
            this.findField.addEventListener('input',
            function() {
                _this.dispatchEvent('')
            });
            this.bar.addEventListener('keydown',
            function(e) {
                switch (e.keyCode) {
                case 13:
                    if (e.target === _this.findField) {
                        _this.dispatchEvent('again', e.shiftKey)
                    }
                    break;
                case 27:
                    _this.close();
                    break
                }
            });
            this.findPreviousButton.addEventListener('click',
            function() {
                _this.dispatchEvent('again', true)
            });
            this.findNextButton.addEventListener('click',
            function() {
                _this.dispatchEvent('again', false)
            });
            this.highlightAll.addEventListener('click',
            function() {
                _this.dispatchEvent('highlightallchange')
            });
            this.caseSensitive.addEventListener('click',
            function() {
                _this.dispatchEvent('casesensitivitychange')
            });
            this.eventBus.on('resize', this._adjustWidth.bind(this))
        }
        _createClass(PDFFindBar, [{
            key: 'reset',
            value: function reset() {
                this.updateUIState()
            }
        },
        {
            key: 'dispatchEvent',
            value: function dispatchEvent(type, findPrev) {
                this.eventBus.dispatch('find', {
                    source: this,
                    type: type,
                    query: this.findField.value,
                    caseSensitive: this.caseSensitive.checked,
                    phraseSearch: true,
                    highlightAll: this.highlightAll.checked,
                    findPrevious: findPrev
                })
            }
        },
        {
            key: 'updateUIState',
            value: function updateUIState(state, previous, matchCount) {
                var _this2 = this;
                var notFound = false;
                var findMsg = '';
                var status = '';
                switch (state) {
                case _pdf_find_controller.FindState.FOUND:
                    break;
                case _pdf_find_controller.FindState.PENDING:
                    status = 'pending';
                    break;
                case _pdf_find_controller.FindState.NOT_FOUND:
                    findMsg = this.l10n.get('find_not_found', null, 'Phrase not found');
                    notFound = true;
                    break;
                case _pdf_find_controller.FindState.WRAPPED:
                    if (previous) {
                        findMsg = this.l10n.get('find_reached_top', null, 'Reached top of document, continued from bottom')
                    } else {
                        findMsg = this.l10n.get('find_reached_bottom', null, 'Reached end of document, continued from top')
                    }
                    break
                }
                if (notFound) {
                    this.findField.classList.add('notFound')
                } else {
                    this.findField.classList.remove('notFound')
                }
                this.findField.setAttribute('data-status', status);
                Promise.resolve(findMsg).then(function(msg) {
                    _this2.findMsg.textContent = msg;
                    _this2._adjustWidth()
                });
                this.updateResultsCount(matchCount)
            }
        },
        {
            key: 'updateResultsCount',
            value: function updateResultsCount(matchCount) {
                if (!this.findResultsCount) {
                    return
                }
                if (!matchCount) {
                    this.findResultsCount.classList.add('hidden');
                    this.findResultsCount.textContent = ''
                } else {
                    this.findResultsCount.textContent = matchCount.toLocaleString();
                    this.findResultsCount.classList.remove('hidden')
                }
                this._adjustWidth()
            }
        },
        {
            key: 'open',
            value: function open() {
                if (!this.opened) {
                    this.opened = true;
                    this.toggleButton.classList.add('toggled');
                    this.bar.classList.remove('hidden')
                }
                this.findField.select();
                this.findField.focus();
                this._adjustWidth()
            }
        },
        {
            key: 'close',
            value: function close() {
                if (!this.opened) {
                    return
                }
                this.opened = false;
                this.toggleButton.classList.remove('toggled');
                this.bar.classList.add('hidden');
                this.findController.active = false
            }
        },
        {
            key: 'toggle',
            value: function toggle() {
                if (this.opened) {
                    this.close()
                } else {
                    this.open()
                }
            }
        },
        {
            key: '_adjustWidth',
            value: function _adjustWidth() {
                if (!this.opened) {
                    return
                }
                this.bar.classList.remove('wrapContainers');
                var findbarHeight = this.bar.clientHeight;
                var inputContainerHeight = this.bar.firstElementChild.clientHeight;
                if (findbarHeight > inputContainerHeight) {
                    this.bar.classList.add('wrapContainers')
                }
            }
        }]);
        return PDFFindBar
    } ();
    exports.PDFFindBar = PDFFindBar
}), (function(module, exports, __webpack_require__) {
    "use strict";
    Object.defineProperty(exports, "__esModule", {
        value: true
    });
    exports.PDFHistory = undefined;
    var _dom_events = __webpack_require__(2);
    function PDFHistory(options) {
        this.linkService = options.linkService;
        this.eventBus = options.eventBus || (0, _dom_events.getGlobalEventBus)();
        this.initialized = false;
        this.initialDestination = null;
        this.initialBookmark = null
    }
    PDFHistory.prototype = {
        initialize: function pdfHistoryInitialize(fingerprint) {
            this.initialized = true;
            this.reInitialized = false;
            this.allowHashChange = true;
            this.historyUnlocked = true;
            this.isViewerInPresentationMode = false;
            this.previousHash = window.location.hash.substring(1);
            this.currentBookmark = '';
            this.currentPage = 0;
            this.updatePreviousBookmark = false;
            this.previousBookmark = '';
            this.previousPage = 0;
            this.nextHashParam = '';
            this.fingerprint = fingerprint;
            this.currentUid = this.uid = 0;
            this.current = {};
            var state = window.history.state;
            if (this._isStateObjectDefined(state)) {
                if (state.target.dest) {
                    this.initialDestination = state.target.dest
                } else {
                    this.initialBookmark = state.target.hash
                }
                this.currentUid = state.uid;
                this.uid = state.uid + 1;
                this.current = state.target
            } else {
                if (state && state.fingerprint && this.fingerprint !== state.fingerprint) {
                    this.reInitialized = true
                }
                this._pushOrReplaceState({
                    fingerprint: this.fingerprint
                },
                true)
            }
            var self = this;
            window.addEventListener('popstate',
            function pdfHistoryPopstate(evt) {
                if (!self.historyUnlocked) {
                    return
                }
                if (evt.state) {
                    self._goTo(evt.state);
                    return
                }
                if (self.uid === 0) {
                    var previousParams = self.previousHash && self.currentBookmark && self.previousHash !== self.currentBookmark ? {
                        hash: self.currentBookmark,
                        page: self.currentPage
                    }: {
                        page: 1
                    };
                    replacePreviousHistoryState(previousParams,
                    function() {
                        updateHistoryWithCurrentHash()
                    })
                } else {
                    updateHistoryWithCurrentHash()
                }
            });
            function updateHistoryWithCurrentHash() {
                self.previousHash = window.location.hash.slice(1);
                self._pushToHistory({
                    hash: self.previousHash
                },
                false, true);
                self._updatePreviousBookmark()
            }
            function replacePreviousHistoryState(params, callback) {
                self.historyUnlocked = false;
                self.allowHashChange = false;
                window.addEventListener('popstate', rewriteHistoryAfterBack);
                history.back();
                function rewriteHistoryAfterBack() {
                    window.removeEventListener('popstate', rewriteHistoryAfterBack);
                    window.addEventListener('popstate', rewriteHistoryAfterForward);
                    self._pushToHistory(params, false, true);
                    history.forward()
                }
                function rewriteHistoryAfterForward() {
                    window.removeEventListener('popstate', rewriteHistoryAfterForward);
                    self.allowHashChange = true;
                    self.historyUnlocked = true;
                    callback()
                }
            }
            function pdfHistoryBeforeUnload() {
                var previousParams = self._getPreviousParams(null, true);
                if (previousParams) {
                    var replacePrevious = !self.current.dest && self.current.hash !== self.previousHash;
                    self._pushToHistory(previousParams, false, replacePrevious);
                    self._updatePreviousBookmark()
                }
                window.removeEventListener('beforeunload', pdfHistoryBeforeUnload)
            }
            window.addEventListener('beforeunload', pdfHistoryBeforeUnload);
            window.addEventListener('pageshow',
            function pdfHistoryPageShow(evt) {
                window.addEventListener('beforeunload', pdfHistoryBeforeUnload)
            });
            self.eventBus.on('presentationmodechanged',
            function(e) {
                self.isViewerInPresentationMode = e.active
            })
        },
        clearHistoryState: function pdfHistory_clearHistoryState() {
            this._pushOrReplaceState(null, true)
        },
        _isStateObjectDefined: function pdfHistory_isStateObjectDefined(state) {
            return state && state.uid >= 0 && state.fingerprint && this.fingerprint === state.fingerprint && state.target && state.target.hash ? true: false
        },
        _pushOrReplaceState: function pdfHistory_pushOrReplaceState(stateObj, replace) {
            if (replace) {
                window.history.replaceState(stateObj, '', document.URL)
            } else {
                window.history.pushState(stateObj, '', document.URL)
            }
        },
        get isHashChangeUnlocked() {
            if (!this.initialized) {
                return true
            }
            return this.allowHashChange
        },
        _updatePreviousBookmark: function pdfHistory_updatePreviousBookmark() {
            if (this.updatePreviousBookmark && this.currentBookmark && this.currentPage) {
                this.previousBookmark = this.currentBookmark;
                this.previousPage = this.currentPage;
                this.updatePreviousBookmark = false
            }
        },
        updateCurrentBookmark: function pdfHistoryUpdateCurrentBookmark(bookmark, pageNum) {
            if (this.initialized) {
                this.currentBookmark = bookmark.substring(1);
                this.currentPage = pageNum | 0;
                this._updatePreviousBookmark()
            }
        },
        updateNextHashParam: function pdfHistoryUpdateNextHashParam(param) {
            if (this.initialized) {
                this.nextHashParam = param
            }
        },
        push: function pdfHistoryPush(params, isInitialBookmark) {
            if (! (this.initialized && this.historyUnlocked)) {
                return
            }
            if (params.dest && !params.hash) {
                params.hash = this.current.hash && this.current.dest && this.current.dest === params.dest ? this.current.hash: this.linkService.getDestinationHash(params.dest).split('#')[1]
            }
            if (params.page) {
                params.page |= 0
            }
            if (isInitialBookmark) {
                var target = window.history.state.target;
                if (!target) {
                    this._pushToHistory(params, false);
                    this.previousHash = window.location.hash.substring(1)
                }
                this.updatePreviousBookmark = this.nextHashParam ? false: true;
                if (target) {
                    this._updatePreviousBookmark()
                }
                return
            }
            if (this.nextHashParam) {
                if (this.nextHashParam === params.hash) {
                    this.nextHashParam = null;
                    this.updatePreviousBookmark = true;
                    return
                }
                this.nextHashParam = null
            }
            if (params.hash) {
                if (this.current.hash) {
                    if (this.current.hash !== params.hash) {
                        this._pushToHistory(params, true)
                    } else {
                        if (!this.current.page && params.page) {
                            this._pushToHistory(params, false, true)
                        }
                        this.updatePreviousBookmark = true
                    }
                } else {
                    this._pushToHistory(params, true)
                }
            } else if (this.current.page && params.page && this.current.page !== params.page) {
                this._pushToHistory(params, true)
            }
        },
        _getPreviousParams: function pdfHistory_getPreviousParams(onlyCheckPage, beforeUnload) {
            if (! (this.currentBookmark && this.currentPage)) {
                return null
            } else if (this.updatePreviousBookmark) {
                this.updatePreviousBookmark = false
            }
            if (this.uid > 0 && !(this.previousBookmark && this.previousPage)) {
                return null
            }
            if (!this.current.dest && !onlyCheckPage || beforeUnload) {
                if (this.previousBookmark === this.currentBookmark) {
                    return null
                }
            } else if (this.current.page || onlyCheckPage) {
                if (this.previousPage === this.currentPage) {
                    return null
                }
            } else {
                return null
            }
            var params = {
                hash: this.currentBookmark,
                page: this.currentPage
            };
            if (this.isViewerInPresentationMode) {
                params.hash = null
            }
            return params
        },
        _stateObj: function pdfHistory_stateObj(params) {
            return {
                fingerprint: this.fingerprint,
                uid: this.uid,
                target: params
            }
        },
        _pushToHistory: function pdfHistory_pushToHistory(params, addPrevious, overwrite) {
            if (!this.initialized) {
                return
            }
            if (!params.hash && params.page) {
                params.hash = 'page=' + params.page
            }
            if (addPrevious && !overwrite) {
                var previousParams = this._getPreviousParams();
                if (previousParams) {
                    var replacePrevious = !this.current.dest && this.current.hash !== this.previousHash;
                    this._pushToHistory(previousParams, false, replacePrevious)
                }
            }
            this._pushOrReplaceState(this._stateObj(params), overwrite || this.uid === 0);
            this.currentUid = this.uid++;
            this.current = params;
            this.updatePreviousBookmark = true
        },
        _goTo: function pdfHistory_goTo(state) {
            if (! (this.initialized && this.historyUnlocked && this._isStateObjectDefined(state))) {
                return
            }
            if (!this.reInitialized && state.uid < this.currentUid) {
                var previousParams = this._getPreviousParams(true);
                if (previousParams) {
                    this._pushToHistory(this.current, false);
                    this._pushToHistory(previousParams, false);
                    this.currentUid = state.uid;
                    window.history.back();
                    return
                }
            }
            this.historyUnlocked = false;
            if (state.target.dest) {
                this.linkService.navigateTo(state.target.dest)
            } else {
                this.linkService.setHash(state.target.hash)
            }
            this.currentUid = state.uid;
            if (state.uid > this.uid) {
                this.uid = state.uid
            }
            this.current = state.target;
            this.updatePreviousBookmark = true;
            var currentHash = window.location.hash.substring(1);
            if (this.previousHash !== currentHash) {
                this.allowHashChange = false
            }
            this.previousHash = currentHash;
            this.historyUnlocked = true
        },
        back: function pdfHistoryBack() {
            this.go( - 1)
        },
        forward: function pdfHistoryForward() {
            this.go(1)
        },
        go: function pdfHistoryGo(direction) {
            if (this.initialized && this.historyUnlocked) {
                var state = window.history.state;
                if (direction === -1 && state && state.uid > 0) {
                    window.history.back()
                } else if (direction === 1 && state && state.uid < this.uid - 1) {
                    window.history.forward()
                }
            }
        }
    };
    exports.PDFHistory = PDFHistory
}), (function(module, exports, __webpack_require__) {
    "use strict";
    Object.defineProperty(exports, "__esModule", {
        value: true
    });
    exports.PDFOutlineViewer = undefined;
    var _createClass = function() {
        function defineProperties(target, props) {
            for (var i = 0; i < props.length; i++) {
                var descriptor = props[i];
                descriptor.enumerable = descriptor.enumerable || false;
                descriptor.configurable = true;
                if ("value" in descriptor) descriptor.writable = true;
                Object.defineProperty(target, descriptor.key, descriptor)
            }
        }
        return function(Constructor, protoProps, staticProps) {
            if (protoProps) defineProperties(Constructor.prototype, protoProps);
            if (staticProps) defineProperties(Constructor, staticProps);
            return Constructor
        }
    } ();
    var _pdfjsLib = __webpack_require__(1);
    function _classCallCheck(instance, Constructor) {
        if (! (instance instanceof Constructor)) {
            throw new TypeError("Cannot call a class as a function");
        }
    }
    var DEFAULT_TITLE = '\u2013';
    var PDFOutlineViewer = function() {
        function PDFOutlineViewer(_ref) {
            var container = _ref.container,
            linkService = _ref.linkService,
            eventBus = _ref.eventBus;
            _classCallCheck(this, PDFOutlineViewer);
            this.outline = null;
            this.lastToggleIsShow = true;
            this.container = container;
            this.linkService = linkService;
            this.eventBus = eventBus
        }
        _createClass(PDFOutlineViewer, [{
            key: 'reset',
            value: function reset() {
                this.outline = null;
                this.lastToggleIsShow = true;
                this.container.textContent = '';
                this.container.classList.remove('outlineWithDeepNesting')
            }
        },
        {
            key: '_dispatchEvent',
            value: function _dispatchEvent(outlineCount) {
                this.eventBus.dispatch('outlineloaded', {
                    source: this,
                    outlineCount: outlineCount
                })
            }
        },
        {
            key: '_bindLink',
            value: function _bindLink(element, item) {
                var _this = this;
                if (item.url) { (0, _pdfjsLib.addLinkAttributes)(element, {
                        url: item.url,
                        target: item.newWindow ? _pdfjsLib.PDFJS.LinkTarget.BLANK: undefined
                    });
                    return
                }
                var destination = item.dest;
                element.href = this.linkService.getDestinationHash(destination);
                element.onclick = function() {
                    if (destination) {
                        _this.linkService.navigateTo(destination)
                    }
                    return false
                }
            }
        },
        {
            key: '_setStyles',
            value: function _setStyles(element, item) {
                var styleStr = '';
                if (item.bold) {
                    styleStr += 'font-weight: bold;'
                }
                if (item.italic) {
                    styleStr += 'font-style: italic;'
                }
                if (styleStr) {
                    element.setAttribute('style', styleStr)
                }
            }
        },
        {
            key: '_addToggleButton',
            value: function _addToggleButton(div) {
                var _this2 = this;
                var toggler = document.createElement('div');
                toggler.className = 'outlineItemToggler';
                toggler.onclick = function(evt) {
                    evt.stopPropagation();
                    toggler.classList.toggle('outlineItemsHidden');
                    if (evt.shiftKey) {
                        var shouldShowAll = !toggler.classList.contains('outlineItemsHidden');
                        _this2._toggleOutlineItem(div, shouldShowAll)
                    }
                };
                div.insertBefore(toggler, div.firstChild)
            }
        },
        {
            key: '_toggleOutlineItem',
            value: function _toggleOutlineItem(root, show) {
                this.lastToggleIsShow = show;
                var togglers = root.querySelectorAll('.outlineItemToggler');
                for (var i = 0,
                ii = togglers.length; i < ii; ++i) {
                    togglers[i].classList[show ? 'remove': 'add']('outlineItemsHidden')
                }
            }
        },
        {
            key: 'toggleOutlineTree',
            value: function toggleOutlineTree() {
                if (!this.outline) {
                    return
                }
                this._toggleOutlineItem(this.container, !this.lastToggleIsShow)
            }
        },
        {
            key: 'render',
            value: function render(_ref2) {
                var outline = _ref2.outline;
                var outlineCount = 0;
                if (this.outline) {
                    this.reset()
                }
                this.outline = outline || null;
                if (!outline) {
                    this._dispatchEvent(outlineCount);
                    return
                }
                var fragment = document.createDocumentFragment();
                var queue = [{
                    parent: fragment,
                    items: this.outline
                }];
                var hasAnyNesting = false;
                while (queue.length > 0) {
                    var levelData = queue.shift();
                    for (var i = 0,
                    len = levelData.items.length; i < len; i++) {
                        var item = levelData.items[i];
                        var div = document.createElement('div');
                        div.className = 'outlineItem';
                        var element = document.createElement('a');
                        this._bindLink(element, item);
                        this._setStyles(element, item);
                        element.textContent = (0, _pdfjsLib.removeNullCharacters)(item.title) || DEFAULT_TITLE;
                        div.appendChild(element);
                        if (item.items.length > 0) {
                            hasAnyNesting = true;
                            this._addToggleButton(div);
                            var itemsDiv = document.createElement('div');
                            itemsDiv.className = 'outlineItems';
                            div.appendChild(itemsDiv);
                            queue.push({
                                parent: itemsDiv,
                                items: item.items
                            })
                        }
                        levelData.parent.appendChild(div);
                        outlineCount++
                    }
                }
                if (hasAnyNesting) {
                    this.container.classList.add('outlineWithDeepNesting')
                }
                this.container.appendChild(fragment);
                this._dispatchEvent(outlineCount)
            }
        }]);
        return PDFOutlineViewer
    } ();
    exports.PDFOutlineViewer = PDFOutlineViewer
}), (function(module, exports, __webpack_require__) {
    "use strict";
    Object.defineProperty(exports, "__esModule", {
        value: true
    });
    exports.PDFPageView = undefined;
    var _createClass = function() {
        function defineProperties(target, props) {
            for (var i = 0; i < props.length; i++) {
                var descriptor = props[i];
                descriptor.enumerable = descriptor.enumerable || false;
                descriptor.configurable = true;
                if ("value" in descriptor) descriptor.writable = true;
                Object.defineProperty(target, descriptor.key, descriptor)
            }
        }
        return function(Constructor, protoProps, staticProps) {
            if (protoProps) defineProperties(Constructor.prototype, protoProps);
            if (staticProps) defineProperties(Constructor, staticProps);
            return Constructor
        }
    } ();
    var _ui_utils = __webpack_require__(0);
    var _pdfjsLib = __webpack_require__(1);
    var _dom_events = __webpack_require__(2);
    var _pdf_rendering_queue = __webpack_require__(3);
    function _classCallCheck(instance, Constructor) {
        if (! (instance instanceof Constructor)) {
            throw new TypeError("Cannot call a class as a function");
        }
    }
    var PDFPageView = function() {
        function PDFPageView(options) {
            _classCallCheck(this, PDFPageView);
            var container = options.container;
            var defaultViewport = options.defaultViewport;
            this.id = options.id;
            this.renderingId = 'page' + this.id;
            this.pdfPage = null;
            this.pageLabel = null;
            this.rotation = 0;
            this.scale = options.scale || _ui_utils.DEFAULT_SCALE;
            this.viewport = defaultViewport;
            this.pdfPageRotate = defaultViewport.rotation;
            this.hasRestrictedScaling = false;
            this.enhanceTextSelection = options.enhanceTextSelection || false;
            this.renderInteractiveForms = options.renderInteractiveForms || false;
            this.eventBus = options.eventBus || (0, _dom_events.getGlobalEventBus)();
            this.renderingQueue = options.renderingQueue;
            this.textLayerFactory = options.textLayerFactory;
            this.annotationLayerFactory = options.annotationLayerFactory;
            this.renderer = options.renderer || _ui_utils.RendererType.CANVAS;
            this.l10n = options.l10n || _ui_utils.NullL10n;
            this.paintTask = null;
            this.paintedViewportMap = new WeakMap();
            this.renderingState = _pdf_rendering_queue.RenderingStates.INITIAL;
            this.resume = null;
            this.error = null;
            this.onBeforeDraw = null;
            this.onAfterDraw = null;
            this.annotationLayer = null;
            this.textLayer = null;
            this.zoomLayer = null;
            var div = document.createElement('div');
            div.className = 'page';
            div.style.width = Math.floor(this.viewport.width) + 'px';
            div.style.height = Math.floor(this.viewport.height) + 'px';
            div.setAttribute('data-page-number', this.id);
            this.div = div;
            container.appendChild(div)
        }
        _createClass(PDFPageView, [{
            key: 'setPdfPage',
            value: function setPdfPage(pdfPage) {
                this.pdfPage = pdfPage;
                this.pdfPageRotate = pdfPage.rotate;
                var totalRotation = (this.rotation + this.pdfPageRotate) % 360;
                this.viewport = pdfPage.getViewport(this.scale * _ui_utils.CSS_UNITS, totalRotation);
                this.stats = pdfPage.stats;
                this.reset()
            }
        },
        {
            key: 'destroy',
            value: function destroy() {
                this.reset();
                if (this.pdfPage) {
                    this.pdfPage.cleanup();
                    this.pdfPage = null
                }
            }
        },
        {
            key: '_resetZoomLayer',
            value: function _resetZoomLayer() {
                var removeFromDOM = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : false;
                if (!this.zoomLayer) {
                    return
                }
                var zoomLayerCanvas = this.zoomLayer.firstChild;
                this.paintedViewportMap.delete(zoomLayerCanvas);
                zoomLayerCanvas.width = 0;
                zoomLayerCanvas.height = 0;
                if (removeFromDOM) {
                    this.zoomLayer.remove()
                }
                this.zoomLayer = null
            }
        },
        {
            key: 'reset',
            value: function reset() {
                var keepZoomLayer = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : false;
                var keepAnnotations = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : false;
                this.cancelRendering();
                var div = this.div;
                div.style.width = Math.floor(this.viewport.width) + 'px';
                div.style.height = Math.floor(this.viewport.height) + 'px';
                var childNodes = div.childNodes;
                var currentZoomLayerNode = keepZoomLayer && this.zoomLayer || null;
                var currentAnnotationNode = keepAnnotations && this.annotationLayer && this.annotationLayer.div || null;
                for (var i = childNodes.length - 1; i >= 0; i--) {
                    var node = childNodes[i];
                    if (currentZoomLayerNode === node || currentAnnotationNode === node) {
                        continue
                    }
                    div.removeChild(node)
                }
                div.removeAttribute('data-loaded');
                if (currentAnnotationNode) {
                    this.annotationLayer.hide()
                } else {
                    this.annotationLayer = null
                }
                if (!currentZoomLayerNode) {
                    if (this.canvas) {
                        this.paintedViewportMap.delete(this.canvas);
                        this.canvas.width = 0;
                        this.canvas.height = 0;
                        delete this.canvas
                    }
                    this._resetZoomLayer()
                }
                if (this.svg) {
                    this.paintedViewportMap.delete(this.svg);
                    delete this.svg
                }
                this.loadingIconDiv = document.createElement('div');
                this.loadingIconDiv.className = 'loadingIcon';
                div.appendChild(this.loadingIconDiv)
            }
        },
        {
            key: 'update',
            value: function update(scale, rotation) {
                this.scale = scale || this.scale;
                if (typeof rotation !== 'undefined') {
                    this.rotation = rotation
                }
                var totalRotation = (this.rotation + this.pdfPageRotate) % 360;
                this.viewport = this.viewport.clone({
                    scale: this.scale * _ui_utils.CSS_UNITS,
                    rotation: totalRotation
                });
                if (this.svg) {
                    this.cssTransform(this.svg, true);
                    this.eventBus.dispatch('pagerendered', {
                        source: this,
                        pageNumber: this.id,
                        cssTransform: true
                    });
                    return
                }
                var isScalingRestricted = false;
                if (this.canvas && _pdfjsLib.PDFJS.maxCanvasPixels > 0) {
                    var outputScale = this.outputScale;
                    if ((Math.floor(this.viewport.width) * outputScale.sx | 0) * (Math.floor(this.viewport.height) * outputScale.sy | 0) > _pdfjsLib.PDFJS.maxCanvasPixels) {
                        isScalingRestricted = true
                    }
                }
                if (this.canvas) {
                    if (_pdfjsLib.PDFJS.useOnlyCssZoom || this.hasRestrictedScaling && isScalingRestricted) {
                        this.cssTransform(this.canvas, true);
                        this.eventBus.dispatch('pagerendered', {
                            source: this,
                            pageNumber: this.id,
                            cssTransform: true
                        });
                        return
                    }
                    if (!this.zoomLayer && !this.canvas.hasAttribute('hidden')) {
                        this.zoomLayer = this.canvas.parentNode;
                        this.zoomLayer.style.position = 'absolute'
                    }
                }
                if (this.zoomLayer) {
                    this.cssTransform(this.zoomLayer.firstChild)
                }
                this.reset(true, true)
            }
        },
        {
            key: 'cancelRendering',
            value: function cancelRendering() {
                if (this.paintTask) {
                    this.paintTask.cancel();
                    this.paintTask = null
                }
                this.renderingState = _pdf_rendering_queue.RenderingStates.INITIAL;
                this.resume = null;
                if (this.textLayer) {
                    this.textLayer.cancel();
                    this.textLayer = null
                }
            }
        },
        {
            key: 'cssTransform',
            value: function cssTransform(target) {
                var redrawAnnotations = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : false;
                var width = this.viewport.width;
                var height = this.viewport.height;
                var div = this.div;
                target.style.width = target.parentNode.style.width = div.style.width = Math.floor(width) + 'px';
                target.style.height = target.parentNode.style.height = div.style.height = Math.floor(height) + 'px';
                var relativeRotation = this.viewport.rotation - this.paintedViewportMap.get(target).rotation;
                var absRotation = Math.abs(relativeRotation);
                var scaleX = 1,
                scaleY = 1;
                if (absRotation === 90 || absRotation === 270) {
                    scaleX = height / width;
                    scaleY = width / height
                }
                var cssTransform = 'rotate(' + relativeRotation + 'deg) ' + 'scale(' + scaleX + ',' + scaleY + ')';
                _pdfjsLib.CustomStyle.setProp('transform', target, cssTransform);
                if (this.textLayer) {
                    var textLayerViewport = this.textLayer.viewport;
                    var textRelativeRotation = this.viewport.rotation - textLayerViewport.rotation;
                    var textAbsRotation = Math.abs(textRelativeRotation);
                    var scale = width / textLayerViewport.width;
                    if (textAbsRotation === 90 || textAbsRotation === 270) {
                        scale = width / textLayerViewport.height
                    }
                    var textLayerDiv = this.textLayer.textLayerDiv;
                    var transX = void 0,
                    transY = void 0;
                    switch (textAbsRotation) {
                    case 0:
                        transX = transY = 0;
                        break;
                    case 90:
                        transX = 0;
                        transY = '-' + textLayerDiv.style.height;
                        break;
                    case 180:
                        transX = '-' + textLayerDiv.style.width;
                        transY = '-' + textLayerDiv.style.height;
                        break;
                    case 270:
                        transX = '-' + textLayerDiv.style.width;
                        transY = 0;
                        break;
                    default:
                        console.error('Bad rotation value.');
                        break
                    }
                    _pdfjsLib.CustomStyle.setProp('transform', textLayerDiv, 'rotate(' + textAbsRotation + 'deg) ' + 'scale(' + scale + ', ' + scale + ') ' + 'translate(' + transX + ', ' + transY + ')');
                    _pdfjsLib.CustomStyle.setProp('transformOrigin', textLayerDiv, '0% 0%')
                }
                if (redrawAnnotations && this.annotationLayer) {
                    this.annotationLayer.render(this.viewport, 'display')
                }
            }
        },
        {
            key: 'getPagePoint',
            value: function getPagePoint(x, y) {
                return this.viewport.convertToPdfPoint(x, y)
            }
        },
        {
            key: 'draw',
            value: function draw() {
                var _this = this;
                if (this.renderingState !== _pdf_rendering_queue.RenderingStates.INITIAL) {
                    console.error('Must be in new state before drawing');
                    this.reset()
                }
                if (!this.pdfPage) {
                    this.renderingState = _pdf_rendering_queue.RenderingStates.FINISHED;
                    return Promise.reject(new Error('Page is not loaded'))
                }
                this.renderingState = _pdf_rendering_queue.RenderingStates.RUNNING;
                var pdfPage = this.pdfPage;
                var div = this.div;
                var canvasWrapper = document.createElement('div');
                canvasWrapper.style.width = div.style.width;
                canvasWrapper.style.height = div.style.height;
                canvasWrapper.classList.add('canvasWrapper');
                if (this.annotationLayer && this.annotationLayer.div) {
                    div.insertBefore(canvasWrapper, this.annotationLayer.div)
                } else {
                    div.appendChild(canvasWrapper)
                }
                var textLayer = null;
                if (this.textLayerFactory) {
                    var textLayerDiv = document.createElement('div');
                    textLayerDiv.className = 'textLayer';
                    textLayerDiv.style.width = canvasWrapper.style.width;
                    textLayerDiv.style.height = canvasWrapper.style.height;
                    if (this.annotationLayer && this.annotationLayer.div) {
                        div.insertBefore(textLayerDiv, this.annotationLayer.div)
                    } else {
                        div.appendChild(textLayerDiv)
                    }
                    textLayer = this.textLayerFactory.createTextLayerBuilder(textLayerDiv, this.id - 1, this.viewport, this.enhanceTextSelection)
                }
                this.textLayer = textLayer;
                var renderContinueCallback = null;
                if (this.renderingQueue) {
                    renderContinueCallback = function renderContinueCallback(cont) {
                        if (!_this.renderingQueue.isHighestPriority(_this)) {
                            _this.renderingState = _pdf_rendering_queue.RenderingStates.PAUSED;
                            _this.resume = function() {
                                _this.renderingState = _pdf_rendering_queue.RenderingStates.RUNNING;
                                cont()
                            };
                            return
                        }
                        cont()
                    }
                }
                var finishPaintTask = function finishPaintTask(error) {
                    if (paintTask === _this.paintTask) {
                        _this.paintTask = null
                    }
                    if (error === 'cancelled' || error instanceof _pdfjsLib.RenderingCancelledException) {
                        _this.error = null;
                        return Promise.resolve(undefined)
                    }
                    _this.renderingState = _pdf_rendering_queue.RenderingStates.FINISHED;
                    if (_this.loadingIconDiv) {
                        div.removeChild(_this.loadingIconDiv);
                        delete _this.loadingIconDiv
                    }
                    _this._resetZoomLayer(true);
                    _this.error = error;
                    _this.stats = pdfPage.stats;
                    if (_this.onAfterDraw) {
                        _this.onAfterDraw()
                    }
                    _this.eventBus.dispatch('pagerendered', {
                        source: _this,
                        pageNumber: _this.id,
                        cssTransform: false
                    });
                    if (error) {
                        return Promise.reject(error)
                    }
                    return Promise.resolve(undefined)
                };
                var paintTask = this.renderer === _ui_utils.RendererType.SVG ? this.paintOnSvg(canvasWrapper) : this.paintOnCanvas(canvasWrapper);
                paintTask.onRenderContinue = renderContinueCallback;
                this.paintTask = paintTask;
                var resultPromise = paintTask.promise.then(function() {
                    return finishPaintTask(null).then(function() {
                        if (textLayer) {
                            var readableStream = pdfPage.streamTextContent({
                                normalizeWhitespace: true
                            });
                            textLayer.setTextContentStream(readableStream);
                            textLayer.render()
                        }
                    })
                },
                function(reason) {
                    return finishPaintTask(reason)
                });
                if (this.annotationLayerFactory) {
                    if (!this.annotationLayer) {
                        this.annotationLayer = this.annotationLayerFactory.createAnnotationLayerBuilder(div, pdfPage, this.renderInteractiveForms, this.l10n)
                    }
                    this.annotationLayer.render(this.viewport, 'display')
                }
                div.setAttribute('data-loaded', true);
                if (this.onBeforeDraw) {
                    this.onBeforeDraw()
                }
                return resultPromise
            }
        },
        {
            key: 'paintOnCanvas',
            value: function paintOnCanvas(canvasWrapper) {
                var renderCapability = (0, _pdfjsLib.createPromiseCapability)();
                var result = {
                    promise: renderCapability.promise,
                    onRenderContinue: function onRenderContinue(cont) {
                        cont()
                    },
                    cancel: function cancel() {
                        renderTask.cancel()
                    }
                };
                var viewport = this.viewport;
                var canvas = document.createElement('canvas');
                canvas.id = this.renderingId;
                canvas.setAttribute('hidden', 'hidden');
                var isCanvasHidden = true;
                var showCanvas = function showCanvas() {
                    if (isCanvasHidden) {
                        canvas.removeAttribute('hidden');
                        isCanvasHidden = false
                    }
                };
                canvasWrapper.appendChild(canvas);
                this.canvas = canvas;
                canvas.mozOpaque = true;
                var ctx = canvas.getContext('2d', {
                    alpha: false
                });
                var outputScale = (0, _ui_utils.getOutputScale)(ctx);
                this.outputScale = outputScale;
                if (_pdfjsLib.PDFJS.useOnlyCssZoom) {
                    var actualSizeViewport = viewport.clone({
                        scale: _ui_utils.CSS_UNITS
                    });
                    outputScale.sx *= actualSizeViewport.width / viewport.width;
                    outputScale.sy *= actualSizeViewport.height / viewport.height;
                    outputScale.scaled = true
                }
                if (_pdfjsLib.PDFJS.maxCanvasPixels > 0) {
                    var pixelsInViewport = viewport.width * viewport.height;
                    var maxScale = Math.sqrt(_pdfjsLib.PDFJS.maxCanvasPixels / pixelsInViewport);
                    if (outputScale.sx > maxScale || outputScale.sy > maxScale) {
                        outputScale.sx = maxScale;
                        outputScale.sy = maxScale;
                        outputScale.scaled = true;
                        this.hasRestrictedScaling = true
                    } else {
                        this.hasRestrictedScaling = false
                    }
                }
                var sfx = (0, _ui_utils.approximateFraction)(outputScale.sx);
                var sfy = (0, _ui_utils.approximateFraction)(outputScale.sy);
                canvas.width = (0, _ui_utils.roundToDivide)(viewport.width * outputScale.sx, sfx[0]);
                canvas.height = (0, _ui_utils.roundToDivide)(viewport.height * outputScale.sy, sfy[0]);
                canvas.style.width = (0, _ui_utils.roundToDivide)(viewport.width, sfx[1]) + 'px';
                canvas.style.height = (0, _ui_utils.roundToDivide)(viewport.height, sfy[1]) + 'px';
                this.paintedViewportMap.set(canvas, viewport);
                var transform = !outputScale.scaled ? null: [outputScale.sx, 0, 0, outputScale.sy, 0, 0];
                var renderContext = {
                    canvasContext: ctx,
                    transform: transform,
                    viewport: this.viewport,
                    renderInteractiveForms: this.renderInteractiveForms
                };
                var renderTask = this.pdfPage.render(renderContext);
                renderTask.onContinue = function(cont) {
                    showCanvas();
                    if (result.onRenderContinue) {
                        result.onRenderContinue(cont)
                    } else {
                        cont()
                    }
                };
                renderTask.promise.then(function() {
                    showCanvas();
                    renderCapability.resolve(undefined)
                },
                function(error) {
                    showCanvas();
                    renderCapability.reject(error)
                });
                return result
            }
        },
        {
            key: 'paintOnSvg',
            value: function paintOnSvg(wrapper) {
                var _this2 = this;
                var cancelled = false;
                var ensureNotCancelled = function ensureNotCancelled() {
                    if (cancelled) {
                        if (_pdfjsLib.PDFJS.pdfjsNext) {
                            throw new _pdfjsLib.RenderingCancelledException('Rendering cancelled, page ' + _this2.id, 'svg');
                        } else {
                            throw 'cancelled';
                        }
                    }
                };
                var pdfPage = this.pdfPage;
                var actualSizeViewport = this.viewport.clone({
                    scale: _ui_utils.CSS_UNITS
                });
                var promise = pdfPage.getOperatorList().then(function(opList) {
                    ensureNotCancelled();
                    var svgGfx = new _pdfjsLib.SVGGraphics(pdfPage.commonObjs, pdfPage.objs);
                    return svgGfx.getSVG(opList, actualSizeViewport).then(function(svg) {
                        ensureNotCancelled();
                        _this2.svg = svg;
                        _this2.paintedViewportMap.set(svg, actualSizeViewport);
                        svg.style.width = wrapper.style.width;
                        svg.style.height = wrapper.style.height;
                        _this2.renderingState = _pdf_rendering_queue.RenderingStates.FINISHED;
                        wrapper.appendChild(svg)
                    })
                });
                return {
                    promise: promise,
                    onRenderContinue: function onRenderContinue(cont) {
                        cont()
                    },
                    cancel: function cancel() {
                        cancelled = true
                    }
                }
            }
        },
        {
            key: 'setPageLabel',
            value: function setPageLabel(label) {
                this.pageLabel = typeof label === 'string' ? label: null;
                if (this.pageLabel !== null) {
                    this.div.setAttribute('data-page-label', this.pageLabel)
                } else {
                    this.div.removeAttribute('data-page-label')
                }
            }
        },
        {
            key: 'width',
            get: function get() {
                return this.viewport.width
            }
        },
        {
            key: 'height',
            get: function get() {
                return this.viewport.height
            }
        }]);
        return PDFPageView
    } ();
    exports.PDFPageView = PDFPageView
}), (function(module, exports, __webpack_require__) {
    "use strict";
    Object.defineProperty(exports, "__esModule", {
        value: true
    });
    exports.PDFPresentationMode = undefined;
    var _createClass = function() {
        function defineProperties(target, props) {
            for (var i = 0; i < props.length; i++) {
                var descriptor = props[i];
                descriptor.enumerable = descriptor.enumerable || false;
                descriptor.configurable = true;
                if ("value" in descriptor) descriptor.writable = true;
                Object.defineProperty(target, descriptor.key, descriptor)
            }
        }
        return function(Constructor, protoProps, staticProps) {
            if (protoProps) defineProperties(Constructor.prototype, protoProps);
            if (staticProps) defineProperties(Constructor, staticProps);
            return Constructor
        }
    } ();
    var _ui_utils = __webpack_require__(0);
    function _classCallCheck(instance, Constructor) {
        if (! (instance instanceof Constructor)) {
            throw new TypeError("Cannot call a class as a function");
        }
    }
    var DELAY_BEFORE_RESETTING_SWITCH_IN_PROGRESS = 1500;
    var DELAY_BEFORE_HIDING_CONTROLS = 3000;
    var ACTIVE_SELECTOR = 'pdfPresentationMode';
    var CONTROLS_SELECTOR = 'pdfPresentationModeControls';
    var MOUSE_SCROLL_COOLDOWN_TIME = 50;
    var PAGE_SWITCH_THRESHOLD = 0.1;
    var SWIPE_MIN_DISTANCE_THRESHOLD = 50;
    var SWIPE_ANGLE_THRESHOLD = Math.PI / 6;
    var PDFPresentationMode = function() {
        function PDFPresentationMode(_ref) {
            var _this = this;
            var container = _ref.container,
            _ref$viewer = _ref.viewer,
            viewer = _ref$viewer === undefined ? null: _ref$viewer,
            pdfViewer = _ref.pdfViewer,
            eventBus = _ref.eventBus,
            _ref$contextMenuItems = _ref.contextMenuItems,
            contextMenuItems = _ref$contextMenuItems === undefined ? null: _ref$contextMenuItems;
            _classCallCheck(this, PDFPresentationMode);
            this.container = container;
            this.viewer = viewer || container.firstElementChild;
            this.pdfViewer = pdfViewer;
            this.eventBus = eventBus;
            this.active = false;
            this.args = null;
            this.contextMenuOpen = false;
            this.mouseScrollTimeStamp = 0;
            this.mouseScrollDelta = 0;
            this.touchSwipeState = null;
            if (contextMenuItems) {
                contextMenuItems.contextFirstPage.addEventListener('click',
                function() {
                    _this.contextMenuOpen = false;
                    _this.eventBus.dispatch('firstpage')
                });
                contextMenuItems.contextLastPage.addEventListener('click',
                function() {
                    _this.contextMenuOpen = false;
                    _this.eventBus.dispatch('lastpage')
                });
                contextMenuItems.contextPageRotateCw.addEventListener('click',
                function() {
                    _this.contextMenuOpen = false;
                    _this.eventBus.dispatch('rotatecw')
                });
                contextMenuItems.contextPageRotateCcw.addEventListener('click',
                function() {
                    _this.contextMenuOpen = false;
                    _this.eventBus.dispatch('rotateccw')
                })
            }
        }
        _createClass(PDFPresentationMode, [{
            key: 'request',
            value: function request() {
                if (this.switchInProgress || this.active || !this.viewer.hasChildNodes()) {
                    return false
                }
                this._addFullscreenChangeListeners();
                this._setSwitchInProgress();
                this._notifyStateChange();
                if (this.container.requestFullscreen) {
                    this.container.requestFullscreen()
                } else if (this.container.mozRequestFullScreen) {
                    this.container.mozRequestFullScreen()
                } else if (this.container.webkitRequestFullscreen) {
                    this.container.webkitRequestFullscreen(Element.ALLOW_KEYBOARD_INPUT)
                } else if (this.container.msRequestFullscreen) {
                    this.container.msRequestFullscreen()
                } else {
                    return false
                }
                this.args = {
                    page: this.pdfViewer.currentPageNumber,
                    previousScale: this.pdfViewer.currentScaleValue
                };
                return true
            }
        },
        {
            key: '_mouseWheel',
            value: function _mouseWheel(evt) {
                if (!this.active) {
                    return
                }
                evt.preventDefault();
                var delta = (0, _ui_utils.normalizeWheelEventDelta)(evt);
                var currentTime = new Date().getTime();
                var storedTime = this.mouseScrollTimeStamp;
                if (currentTime > storedTime && currentTime - storedTime < MOUSE_SCROLL_COOLDOWN_TIME) {
                    return
                }
                if (this.mouseScrollDelta > 0 && delta < 0 || this.mouseScrollDelta < 0 && delta > 0) {
                    this._resetMouseScrollState()
                }
                this.mouseScrollDelta += delta;
                if (Math.abs(this.mouseScrollDelta) >= PAGE_SWITCH_THRESHOLD) {
                    var totalDelta = this.mouseScrollDelta;
                    this._resetMouseScrollState();
                    var success = totalDelta > 0 ? this._goToPreviousPage() : this._goToNextPage();
                    if (success) {
                        this.mouseScrollTimeStamp = currentTime
                    }
                }
            }
        },
        {
            key: '_goToPreviousPage',
            value: function _goToPreviousPage() {
                var page = this.pdfViewer.currentPageNumber;
                if (page <= 1) {
                    return false
                }
                this.pdfViewer.currentPageNumber = page - 1;
                return true
            }
        },
        {
            key: '_goToNextPage',
            value: function _goToNextPage() {
                var page = this.pdfViewer.currentPageNumber;
                if (page >= this.pdfViewer.pagesCount) {
                    return false
                }
                this.pdfViewer.currentPageNumber = page + 1;
                return true
            }
        },
        {
            key: '_notifyStateChange',
            value: function _notifyStateChange() {
                this.eventBus.dispatch('presentationmodechanged', {
                    source: this,
                    active: this.active,
                    switchInProgress: !!this.switchInProgress
                })
            }
        },
        {
            key: '_setSwitchInProgress',
            value: function _setSwitchInProgress() {
                var _this2 = this;
                if (this.switchInProgress) {
                    clearTimeout(this.switchInProgress)
                }
                this.switchInProgress = setTimeout(function() {
                    _this2._removeFullscreenChangeListeners();
                    delete _this2.switchInProgress;
                    _this2._notifyStateChange()
                },
                DELAY_BEFORE_RESETTING_SWITCH_IN_PROGRESS)
            }
        },
        {
            key: '_resetSwitchInProgress',
            value: function _resetSwitchInProgress() {
                if (this.switchInProgress) {
                    clearTimeout(this.switchInProgress);
                    delete this.switchInProgress
                }
            }
        },
        {
            key: '_enter',
            value: function _enter() {
                var _this3 = this;
                this.active = true;
                this._resetSwitchInProgress();
                this._notifyStateChange();
                this.container.classList.add(ACTIVE_SELECTOR);
                setTimeout(function() {
                    _this3.pdfViewer.currentPageNumber = _this3.args.page;
                    _this3.pdfViewer.currentScaleValue = 'page-fit'
                },
                0);
                this._addWindowListeners();
                this._showControls();
                this.contextMenuOpen = false;
                this.container.setAttribute('contextmenu', 'viewerContextMenu');
                window.getSelection().removeAllRanges()
            }
        },
        {
            key: '_exit',
            value: function _exit() {
                var _this4 = this;
                var page = this.pdfViewer.currentPageNumber;
                this.container.classList.remove(ACTIVE_SELECTOR);
                setTimeout(function() {
                    _this4.active = false;
                    _this4._removeFullscreenChangeListeners();
                    _this4._notifyStateChange();
                    _this4.pdfViewer.currentScaleValue = _this4.args.previousScale;
                    _this4.pdfViewer.currentPageNumber = page;
                    _this4.args = null
                },
                0);
                this._removeWindowListeners();
                this._hideControls();
                this._resetMouseScrollState();
                this.container.removeAttribute('contextmenu');
                this.contextMenuOpen = false
            }
        },
        {
            key: '_mouseDown',
            value: function _mouseDown(evt) {
                if (this.contextMenuOpen) {
                    this.contextMenuOpen = false;
                    evt.preventDefault();
                    return
                }
                if (evt.button === 0) {
                    var isInternalLink = evt.target.href && evt.target.classList.contains('internalLink');
                    if (!isInternalLink) {
                        evt.preventDefault();
                        if (evt.shiftKey) {
                            this._goToPreviousPage()
                        } else {
                            this._goToNextPage()
                        }
                    }
                }
            }
        },
        {
            key: '_contextMenu',
            value: function _contextMenu() {
                this.contextMenuOpen = true
            }
        },
        {
            key: '_showControls',
            value: function _showControls() {
                var _this5 = this;
                if (this.controlsTimeout) {
                    clearTimeout(this.controlsTimeout)
                } else {
                    this.container.classList.add(CONTROLS_SELECTOR)
                }
                this.controlsTimeout = setTimeout(function() {
                    _this5.container.classList.remove(CONTROLS_SELECTOR);
                    delete _this5.controlsTimeout
                },
                DELAY_BEFORE_HIDING_CONTROLS)
            }
        },
        {
            key: '_hideControls',
            value: function _hideControls() {
                if (!this.controlsTimeout) {
                    return
                }
                clearTimeout(this.controlsTimeout);
                this.container.classList.remove(CONTROLS_SELECTOR);
                delete this.controlsTimeout
            }
        },
        {
            key: '_resetMouseScrollState',
            value: function _resetMouseScrollState() {
                this.mouseScrollTimeStamp = 0;
                this.mouseScrollDelta = 0
            }
        },
        {
            key: '_touchSwipe',
            value: function _touchSwipe(evt) {
                if (!this.active) {
                    return
                }
                if (evt.touches.length > 1) {
                    this.touchSwipeState = null;
                    return
                }
                switch (evt.type) {
                case 'touchstart':
                    this.touchSwipeState = {
                        startX: evt.touches[0].pageX,
                        startY: evt.touches[0].pageY,
                        endX: evt.touches[0].pageX,
                        endY: evt.touches[0].pageY
                    };
                    break;
                case 'touchmove':
                    if (this.touchSwipeState === null) {
                        return
                    }
                    this.touchSwipeState.endX = evt.touches[0].pageX;
                    this.touchSwipeState.endY = evt.touches[0].pageY;
                    evt.preventDefault();
                    break;
                case 'touchend':
                    if (this.touchSwipeState === null) {
                        return
                    }
                    var delta = 0;
                    var dx = this.touchSwipeState.endX - this.touchSwipeState.startX;
                    var dy = this.touchSwipeState.endY - this.touchSwipeState.startY;
                    var absAngle = Math.abs(Math.atan2(dy, dx));
                    if (Math.abs(dx) > SWIPE_MIN_DISTANCE_THRESHOLD && (absAngle <= SWIPE_ANGLE_THRESHOLD || absAngle >= Math.PI - SWIPE_ANGLE_THRESHOLD)) {
                        delta = dx
                    } else if (Math.abs(dy) > SWIPE_MIN_DISTANCE_THRESHOLD && Math.abs(absAngle - Math.PI / 2) <= SWIPE_ANGLE_THRESHOLD) {
                        delta = dy
                    }
                    if (delta > 0) {
                        this._goToPreviousPage()
                    } else if (delta < 0) {
                        this._goToNextPage()
                    }
                    break
                }
            }
        },
        {
            key: '_addWindowListeners',
            value: function _addWindowListeners() {
                this.showControlsBind = this._showControls.bind(this);
                this.mouseDownBind = this._mouseDown.bind(this);
                this.mouseWheelBind = this._mouseWheel.bind(this);
                this.resetMouseScrollStateBind = this._resetMouseScrollState.bind(this);
                this.contextMenuBind = this._contextMenu.bind(this);
                this.touchSwipeBind = this._touchSwipe.bind(this);
                window.addEventListener('mousemove', this.showControlsBind);
                window.addEventListener('mousedown', this.mouseDownBind);
                window.addEventListener('wheel', this.mouseWheelBind);
                window.addEventListener('keydown', this.resetMouseScrollStateBind);
                window.addEventListener('contextmenu', this.contextMenuBind);
                window.addEventListener('touchstart', this.touchSwipeBind);
                window.addEventListener('touchmove', this.touchSwipeBind);
                window.addEventListener('touchend', this.touchSwipeBind)
            }
        },
        {
            key: '_removeWindowListeners',
            value: function _removeWindowListeners() {
                window.removeEventListener('mousemove', this.showControlsBind);
                window.removeEventListener('mousedown', this.mouseDownBind);
                window.removeEventListener('wheel', this.mouseWheelBind);
                window.removeEventListener('keydown', this.resetMouseScrollStateBind);
                window.removeEventListener('contextmenu', this.contextMenuBind);
                window.removeEventListener('touchstart', this.touchSwipeBind);
                window.removeEventListener('touchmove', this.touchSwipeBind);
                window.removeEventListener('touchend', this.touchSwipeBind);
                delete this.showControlsBind;
                delete this.mouseDownBind;
                delete this.mouseWheelBind;
                delete this.resetMouseScrollStateBind;
                delete this.contextMenuBind;
                delete this.touchSwipeBind
            }
        },
        {
            key: '_fullscreenChange',
            value: function _fullscreenChange() {
                if (this.isFullscreen) {
                    this._enter()
                } else {
                    this._exit()
                }
            }
        },
        {
            key: '_addFullscreenChangeListeners',
            value: function _addFullscreenChangeListeners() {
                this.fullscreenChangeBind = this._fullscreenChange.bind(this);
                window.addEventListener('fullscreenchange', this.fullscreenChangeBind);
                window.addEventListener('mozfullscreenchange', this.fullscreenChangeBind);
                window.addEventListener('webkitfullscreenchange', this.fullscreenChangeBind);
                window.addEventListener('MSFullscreenChange', this.fullscreenChangeBind)
            }
        },
        {
            key: '_removeFullscreenChangeListeners',
            value: function _removeFullscreenChangeListeners() {
                window.removeEventListener('fullscreenchange', this.fullscreenChangeBind);
                window.removeEventListener('mozfullscreenchange', this.fullscreenChangeBind);
                window.removeEventListener('webkitfullscreenchange', this.fullscreenChangeBind);
                window.removeEventListener('MSFullscreenChange', this.fullscreenChangeBind);
                delete this.fullscreenChangeBind
            }
        },
        {
            key: 'isFullscreen',
            get: function get() {
                return !! (document.fullscreenElement || document.mozFullScreen || document.webkitIsFullScreen || document.msFullscreenElement)
            }
        }]);
        return PDFPresentationMode
    } ();
    exports.PDFPresentationMode = PDFPresentationMode
}), (function(module, exports, __webpack_require__) {
    "use strict";
    Object.defineProperty(exports, "__esModule", {
        value: true
    });
    exports.PDFSidebar = exports.SidebarView = undefined;
    var _createClass = function() {
        function defineProperties(target, props) {
            for (var i = 0; i < props.length; i++) {
                var descriptor = props[i];
                descriptor.enumerable = descriptor.enumerable || false;
                descriptor.configurable = true;
                if ("value" in descriptor) descriptor.writable = true;
                Object.defineProperty(target, descriptor.key, descriptor)
            }
        }
        return function(Constructor, protoProps, staticProps) {
            if (protoProps) defineProperties(Constructor.prototype, protoProps);
            if (staticProps) defineProperties(Constructor, staticProps);
            return Constructor
        }
    } ();
    var _ui_utils = __webpack_require__(0);
    var _pdf_rendering_queue = __webpack_require__(3);
    function _classCallCheck(instance, Constructor) {
        if (! (instance instanceof Constructor)) {
            throw new TypeError("Cannot call a class as a function");
        }
    }
    var UI_NOTIFICATION_CLASS = 'pdfSidebarNotification';
    var SidebarView = {
        NONE: 0,
        THUMBS: 1,
        OUTLINE: 2,
        ATTACHMENTS: 3
    };
    var PDFSidebar = function() {
        function PDFSidebar(options) {
            var l10n = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : _ui_utils.NullL10n;
            _classCallCheck(this, PDFSidebar);
            this.isOpen = false;
            this.active = SidebarView.THUMBS;
            this.isInitialViewSet = false;
            this.onToggled = null;
            this.pdfViewer = options.pdfViewer;
            this.pdfThumbnailViewer = options.pdfThumbnailViewer;
            this.pdfOutlineViewer = options.pdfOutlineViewer;
            this.mainContainer = options.mainContainer;
            this.outerContainer = options.outerContainer;
            this.eventBus = options.eventBus;
            this.toggleButton = options.toggleButton;
            this.thumbnailButton = options.thumbnailButton;
            this.outlineButton = options.outlineButton;
            this.attachmentsButton = options.attachmentsButton;
            this.thumbnailView = options.thumbnailView;
            this.outlineView = options.outlineView;
            this.attachmentsView = options.attachmentsView;
            this.disableNotification = options.disableNotification || false;
            this.l10n = l10n;
            this._addEventListeners()
        }
        _createClass(PDFSidebar, [{
            key: 'reset',
            value: function reset() {
                this.isInitialViewSet = false;
                this._hideUINotification(null);
                this.switchView(SidebarView.THUMBS);
                this.outlineButton.disabled = false;
                this.attachmentsButton.disabled = false
            }
        },
        {
            key: 'setInitialView',
            value: function setInitialView(view) {
                if (this.isInitialViewSet) {
                    return
                }
                this.isInitialViewSet = true;
                if (this.isOpen && view === SidebarView.NONE) {
                    this._dispatchEvent();
                    return
                }
                var isViewPreserved = view === this.visibleView;
                this.switchView(view, true);
                if (isViewPreserved) {
                    this._dispatchEvent()
                }
            }
        },
        {
            key: 'switchView',
            value: function switchView(view) {
                var forceOpen = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : false;
                if (view === SidebarView.NONE) {
                    this.close();
                    return
                }
                var isViewChanged = view !== this.active;
                var shouldForceRendering = false;
                switch (view) {
                case SidebarView.THUMBS:
                    this.thumbnailButton.classList.add('toggled');
                    this.outlineButton.classList.remove('toggled');
                    this.attachmentsButton.classList.remove('toggled');
                    this.thumbnailView.classList.remove('hidden');
                    this.outlineView.classList.add('hidden');
                    this.attachmentsView.classList.add('hidden');
                    if (this.isOpen && isViewChanged) {
                        this._updateThumbnailViewer();
                        shouldForceRendering = true
                    }
                    break;
                case SidebarView.OUTLINE:
                    if (this.outlineButton.disabled) {
                        return
                    }
                    this.thumbnailButton.classList.remove('toggled');
                    this.outlineButton.classList.add('toggled');
                    this.attachmentsButton.classList.remove('toggled');
                    this.thumbnailView.classList.add('hidden');
                    this.outlineView.classList.remove('hidden');
                    this.attachmentsView.classList.add('hidden');
                    break;
                case SidebarView.ATTACHMENTS:
                    if (this.attachmentsButton.disabled) {
                        return
                    }
                    this.thumbnailButton.classList.remove('toggled');
                    this.outlineButton.classList.remove('toggled');
                    this.attachmentsButton.classList.add('toggled');
                    this.thumbnailView.classList.add('hidden');
                    this.outlineView.classList.add('hidden');
                    this.attachmentsView.classList.remove('hidden');
                    break;
                default:
                    console.error('PDFSidebar_switchView: "' + view + '" is an unsupported value.');
                    return
                }
                this.active = view | 0;
                if (forceOpen && !this.isOpen) {
                    this.open();
                    return
                }
                if (shouldForceRendering) {
                    this._forceRendering()
                }
                if (isViewChanged) {
                    this._dispatchEvent()
                }
                this._hideUINotification(this.active)
            }
        },
        {
            key: 'open',
            value: function open() {
                if (this.isOpen) {
                    return
                }
                this.isOpen = true;
                this.toggleButton.classList.add('toggled');
                this.outerContainer.classList.add('sidebarMoving');
                this.outerContainer.classList.add('sidebarOpen');
                if (this.active === SidebarView.THUMBS) {
                    this._updateThumbnailViewer()
                }
                this._forceRendering();
                this._dispatchEvent();
                this._hideUINotification(this.active)
            }
        },
        {
            key: 'close',
            value: function close() {
                if (!this.isOpen) {
                    return
                }
                this.isOpen = false;
                this.toggleButton.classList.remove('toggled');
                this.outerContainer.classList.add('sidebarMoving');
                this.outerContainer.classList.remove('sidebarOpen');
                this._forceRendering();
                this._dispatchEvent()
            }
        },
        {
            key: 'toggle',
            value: function toggle() {
                if (this.isOpen) {
                    this.close()
                } else {
                    this.open()
                }
            }
        },
        {
            key: '_dispatchEvent',
            value: function _dispatchEvent() {
                this.eventBus.dispatch('sidebarviewchanged', {
                    source: this,
                    view: this.visibleView
                })
            }
        },
        {
            key: '_forceRendering',
            value: function _forceRendering() {
                if (this.onToggled) {
                    this.onToggled()
                } else {
                    this.pdfViewer.forceRendering();
                    this.pdfThumbnailViewer.forceRendering()
                }
            }
        },
        {
            key: '_updateThumbnailViewer',
            value: function _updateThumbnailViewer() {
                var pdfViewer = this.pdfViewer,
                pdfThumbnailViewer = this.pdfThumbnailViewer;
                var pagesCount = pdfViewer.pagesCount;
                for (var pageIndex = 0; pageIndex < pagesCount; pageIndex++) {
                    var pageView = pdfViewer.getPageView(pageIndex);
                    if (pageView && pageView.renderingState === _pdf_rendering_queue.RenderingStates.FINISHED) {
                        var thumbnailView = pdfThumbnailViewer.getThumbnail(pageIndex);
                        thumbnailView.setImage(pageView)
                    }
                }
                pdfThumbnailViewer.scrollThumbnailIntoView(pdfViewer.currentPageNumber)
            }
        },
        {
            key: '_showUINotification',
            value: function _showUINotification(view) {
                var _this = this;
                if (this.disableNotification) {
                    return
                }
                this.l10n.get('toggle_sidebar_notification.title', null, 'Toggle Sidebar (document contains outline/attachments)').then(function(msg) {
                    _this.toggleButton.title = msg
                });
                if (!this.isOpen) {
                    this.toggleButton.classList.add(UI_NOTIFICATION_CLASS)
                } else if (view === this.active) {
                    return
                }
                switch (view) {
                case SidebarView.OUTLINE:
                    this.outlineButton.classList.add(UI_NOTIFICATION_CLASS);
                    break;
                case SidebarView.ATTACHMENTS:
                    this.attachmentsButton.classList.add(UI_NOTIFICATION_CLASS);
                    break
                }
            }
        },
        {
            key: '_hideUINotification',
            value: function _hideUINotification(view) {
                var _this2 = this;
                if (this.disableNotification) {
                    return
                }
                var removeNotification = function removeNotification(view) {
                    switch (view) {
                    case SidebarView.OUTLINE:
                        _this2.outlineButton.classList.remove(UI_NOTIFICATION_CLASS);
                        break;
                    case SidebarView.ATTACHMENTS:
                        _this2.attachmentsButton.classList.remove(UI_NOTIFICATION_CLASS);
                        break
                    }
                };
                if (!this.isOpen && view !== null) {
                    return
                }
                this.toggleButton.classList.remove(UI_NOTIFICATION_CLASS);
                if (view !== null) {
                    removeNotification(view);
                    return
                }
                for (view in SidebarView) {
                    removeNotification(SidebarView[view])
                }
                this.l10n.get('toggle_sidebar.title', null, 'Toggle Sidebar').then(function(msg) {
                    _this2.toggleButton.title = msg
                })
            }
        },
        {
            key: '_addEventListeners',
            value: function _addEventListeners() {
                var _this3 = this;
                this.mainContainer.addEventListener('transitionend',
                function(evt) {
                    if (evt.target === _this3.mainContainer) {
                        _this3.outerContainer.classList.remove('sidebarMoving')
                    }
                });
                this.thumbnailButton.addEventListener('click',
                function() {
                    _this3.switchView(SidebarView.THUMBS)
                });
                this.outlineButton.addEventListener('click',
                function() {
                    _this3.switchView(SidebarView.OUTLINE)
                });
                this.outlineButton.addEventListener('dblclick',
                function() {
                    _this3.pdfOutlineViewer.toggleOutlineTree()
                });
                this.attachmentsButton.addEventListener('click',
                function() {
                    _this3.switchView(SidebarView.ATTACHMENTS)
                });
                this.eventBus.on('outlineloaded',
                function(evt) {
                    var outlineCount = evt.outlineCount;
                    _this3.outlineButton.disabled = !outlineCount;
                    if (outlineCount) {
                        _this3._showUINotification(SidebarView.OUTLINE)
                    } else if (_this3.active === SidebarView.OUTLINE) {
                        _this3.switchView(SidebarView.THUMBS)
                    }
                });
                this.eventBus.on('attachmentsloaded',
                function(evt) {
                    var attachmentsCount = evt.attachmentsCount;
                    _this3.attachmentsButton.disabled = !attachmentsCount;
                    if (attachmentsCount) {
                        _this3._showUINotification(SidebarView.ATTACHMENTS)
                    } else if (_this3.active === SidebarView.ATTACHMENTS) {
                        _this3.switchView(SidebarView.THUMBS)
                    }
                });
                this.eventBus.on('presentationmodechanged',
                function(evt) {
                    if (!evt.active && !evt.switchInProgress && _this3.isThumbnailViewVisible) {
                        _this3._updateThumbnailViewer()
                    }
                })
            }
        },
        {
            key: 'visibleView',
            get: function get() {
                return this.isOpen ? this.active: SidebarView.NONE
            }
        },
        {
            key: 'isThumbnailViewVisible',
            get: function get() {
                return this.isOpen && this.active === SidebarView.THUMBS
            }
        },
        {
            key: 'isOutlineViewVisible',
            get: function get() {
                return this.isOpen && this.active === SidebarView.OUTLINE
            }
        },
        {
            key: 'isAttachmentsViewVisible',
            get: function get() {
                return this.isOpen && this.active === SidebarView.ATTACHMENTS
            }
        }]);
        return PDFSidebar
    } ();
    exports.SidebarView = SidebarView;
    exports.PDFSidebar = PDFSidebar
}), (function(module, exports, __webpack_require__) {
    "use strict";
    Object.defineProperty(exports, "__esModule", {
        value: true
    });
    exports.PDFThumbnailView = undefined;
    var _createClass = function() {
        function defineProperties(target, props) {
            for (var i = 0; i < props.length; i++) {
                var descriptor = props[i];
                descriptor.enumerable = descriptor.enumerable || false;
                descriptor.configurable = true;
                if ("value" in descriptor) descriptor.writable = true;
                Object.defineProperty(target, descriptor.key, descriptor)
            }
        }
        return function(Constructor, protoProps, staticProps) {
            if (protoProps) defineProperties(Constructor.prototype, protoProps);
            if (staticProps) defineProperties(Constructor, staticProps);
            return Constructor
        }
    } ();
    var _pdfjsLib = __webpack_require__(1);
    var _ui_utils = __webpack_require__(0);
    var _pdf_rendering_queue = __webpack_require__(3);
    function _classCallCheck(instance, Constructor) {
        if (! (instance instanceof Constructor)) {
            throw new TypeError("Cannot call a class as a function");
        }
    }
    var MAX_NUM_SCALING_STEPS = 3;
    var THUMBNAIL_CANVAS_BORDER_WIDTH = 1;
    var THUMBNAIL_WIDTH = 98;
    var TempImageFactory = function TempImageFactoryClosure() {
        var tempCanvasCache = null;
        return {
            getCanvas: function getCanvas(width, height) {
                var tempCanvas = tempCanvasCache;
                if (!tempCanvas) {
                    tempCanvas = document.createElement('canvas');
                    tempCanvasCache = tempCanvas
                }
                tempCanvas.width = width;
                tempCanvas.height = height;
                tempCanvas.mozOpaque = true;
                var ctx = tempCanvas.getContext('2d', {
                    alpha: false
                });
                ctx.save();
                ctx.fillStyle = 'rgb(255, 255, 255)';
                ctx.fillRect(0, 0, width, height);
                ctx.restore();
                return tempCanvas
            },
            destroyCanvas: function destroyCanvas() {
                var tempCanvas = tempCanvasCache;
                if (tempCanvas) {
                    tempCanvas.width = 0;
                    tempCanvas.height = 0
                }
                tempCanvasCache = null
            }
        }
    } ();
    var PDFThumbnailView = function() {
        function PDFThumbnailView(_ref) {
            var container = _ref.container,
            id = _ref.id,
            defaultViewport = _ref.defaultViewport,
            linkService = _ref.linkService,
            renderingQueue = _ref.renderingQueue,
            _ref$disableCanvasToI = _ref.disableCanvasToImageConversion,
            disableCanvasToImageConversion = _ref$disableCanvasToI === undefined ? false: _ref$disableCanvasToI,
            _ref$l10n = _ref.l10n,
            l10n = _ref$l10n === undefined ? _ui_utils.NullL10n: _ref$l10n;
            _classCallCheck(this, PDFThumbnailView);
            this.id = id;
            this.renderingId = 'thumbnail' + id;
            this.pageLabel = null;
            this.pdfPage = null;
            this.rotation = 0;
            this.viewport = defaultViewport;
            this.pdfPageRotate = defaultViewport.rotation;
            this.linkService = linkService;
            this.renderingQueue = renderingQueue;
            this.renderTask = null;
            this.renderingState = _pdf_rendering_queue.RenderingStates.INITIAL;
            this.resume = null;
            this.disableCanvasToImageConversion = disableCanvasToImageConversion;
            this.pageWidth = this.viewport.width;
            this.pageHeight = this.viewport.height;
            this.pageRatio = this.pageWidth / this.pageHeight;
            this.canvasWidth = THUMBNAIL_WIDTH;
            this.canvasHeight = this.canvasWidth / this.pageRatio | 0;
            this.scale = this.canvasWidth / this.pageWidth;
            this.l10n = l10n;
            var anchor = document.createElement('a');
            anchor.href = linkService.getAnchorUrl('#page=' + id);
            this.l10n.get('thumb_page_title', {
                page: id
            },
            'Page {{page}}').then(function(msg) {
                anchor.title = msg
            });
            anchor.onclick = function() {
                linkService.page = id;
                return false
            };
            this.anchor = anchor;
            var div = document.createElement('div');
            div.className = 'thumbnail';
            div.setAttribute('data-page-number', this.id);
            this.div = div;
            if (id === 1) {
                div.classList.add('selected')
            }
            var ring = document.createElement('div');
            ring.className = 'thumbnailSelectionRing';
            var borderAdjustment = 2 * THUMBNAIL_CANVAS_BORDER_WIDTH;
            ring.style.width = this.canvasWidth + borderAdjustment + 'px';
            ring.style.height = this.canvasHeight + borderAdjustment + 'px';
            this.ring = ring;
            div.appendChild(ring);
            anchor.appendChild(div);
            container.appendChild(anchor)
        }
        _createClass(PDFThumbnailView, [{
            key: 'setPdfPage',
            value: function setPdfPage(pdfPage) {
                this.pdfPage = pdfPage;
                this.pdfPageRotate = pdfPage.rotate;
                var totalRotation = (this.rotation + this.pdfPageRotate) % 360;
                this.viewport = pdfPage.getViewport(1, totalRotation);
                this.reset()
            }
        },
        {
            key: 'reset',
            value: function reset() {
                this.cancelRendering();
                this.pageWidth = this.viewport.width;
                this.pageHeight = this.viewport.height;
                this.pageRatio = this.pageWidth / this.pageHeight;
                this.canvasHeight = this.canvasWidth / this.pageRatio | 0;
                this.scale = this.canvasWidth / this.pageWidth;
                this.div.removeAttribute('data-loaded');
                var ring = this.ring;
                var childNodes = ring.childNodes;
                for (var i = childNodes.length - 1; i >= 0; i--) {
                    ring.removeChild(childNodes[i])
                }
                var borderAdjustment = 2 * THUMBNAIL_CANVAS_BORDER_WIDTH;
                ring.style.width = this.canvasWidth + borderAdjustment + 'px';
                ring.style.height = this.canvasHeight + borderAdjustment + 'px';
                if (this.canvas) {
                    this.canvas.width = 0;
                    this.canvas.height = 0;
                    delete this.canvas
                }
                if (this.image) {
                    this.image.removeAttribute('src');
                    delete this.image
                }
            }
        },
        {
            key: 'update',
            value: function update(rotation) {
                if (typeof rotation !== 'undefined') {
                    this.rotation = rotation
                }
                var totalRotation = (this.rotation + this.pdfPageRotate) % 360;
                this.viewport = this.viewport.clone({
                    scale: 1,
                    rotation: totalRotation
                });
                this.reset()
            }
        },
        {
            key: 'cancelRendering',
            value: function cancelRendering() {
                if (this.renderTask) {
                    this.renderTask.cancel();
                    this.renderTask = null
                }
                this.renderingState = _pdf_rendering_queue.RenderingStates.INITIAL;
                this.resume = null
            }
        },
        {
            key: '_getPageDrawContext',
            value: function _getPageDrawContext() {
                var noCtxScale = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : false;
                var canvas = document.createElement('canvas');
                this.canvas = canvas;
                canvas.mozOpaque = true;
                var ctx = canvas.getContext('2d', {
                    alpha: false
                });
                var outputScale = (0, _ui_utils.getOutputScale)(ctx);
                canvas.width = this.canvasWidth * outputScale.sx | 0;
                canvas.height = this.canvasHeight * outputScale.sy | 0;
                canvas.style.width = this.canvasWidth + 'px';
                canvas.style.height = this.canvasHeight + 'px';
                if (!noCtxScale && outputScale.scaled) {
                    ctx.scale(outputScale.sx, outputScale.sy)
                }
                return ctx
            }
        },
        {
            key: '_convertCanvasToImage',
            value: function _convertCanvasToImage() {
                var _this = this;
                if (!this.canvas) {
                    return
                }
                if (this.renderingState !== _pdf_rendering_queue.RenderingStates.FINISHED) {
                    return
                }
                var id = this.renderingId;
                var className = 'thumbnailImage';
                if (this.disableCanvasToImageConversion) {
                    this.canvas.id = id;
                    this.canvas.className = className;
                    this.l10n.get('thumb_page_canvas', {
                        page: this.pageId
                    },
                    'Thumbnail of Page {{page}}').then(function(msg) {
                        _this.canvas.setAttribute('aria-label', msg)
                    });
                    this.div.setAttribute('data-loaded', true);
                    this.ring.appendChild(this.canvas);
                    return
                }
                var image = document.createElement('img');
                image.id = id;
                image.className = className;
                this.l10n.get('thumb_page_canvas', {
                    page: this.pageId
                },
                'Thumbnail of Page {{page}}').then(function(msg) {
                    image.setAttribute('aria-label', msg)
                });
                image.style.width = this.canvasWidth + 'px';
                image.style.height = this.canvasHeight + 'px';
                image.src = this.canvas.toDataURL();
                this.image = image;
                this.div.setAttribute('data-loaded', true);
                this.ring.appendChild(image);
                this.canvas.width = 0;
                this.canvas.height = 0;
                delete this.canvas
            }
        },
        {
            key: 'draw',
            value: function draw() {
                var _this2 = this;
                if (this.renderingState !== _pdf_rendering_queue.RenderingStates.INITIAL) {
                    console.error('Must be in new state before drawing');
                    return Promise.resolve(undefined)
                }
                this.renderingState = _pdf_rendering_queue.RenderingStates.RUNNING;
                var renderCapability = (0, _pdfjsLib.createPromiseCapability)();
                var finishRenderTask = function finishRenderTask(error) {
                    if (renderTask === _this2.renderTask) {
                        _this2.renderTask = null
                    }
                    if (error === 'cancelled' || error instanceof _pdfjsLib.RenderingCancelledException) {
                        renderCapability.resolve(undefined);
                        return
                    }
                    _this2.renderingState = _pdf_rendering_queue.RenderingStates.FINISHED;
                    _this2._convertCanvasToImage();
                    if (!error) {
                        renderCapability.resolve(undefined)
                    } else {
                        renderCapability.reject(error)
                    }
                };
                var ctx = this._getPageDrawContext();
                var drawViewport = this.viewport.clone({
                    scale: this.scale
                });
                var renderContinueCallback = function renderContinueCallback(cont) {
                    if (!_this2.renderingQueue.isHighestPriority(_this2)) {
                        _this2.renderingState = _pdf_rendering_queue.RenderingStates.PAUSED;
                        _this2.resume = function() {
                            _this2.renderingState = _pdf_rendering_queue.RenderingStates.RUNNING;
                            cont()
                        };
                        return
                    }
                    cont()
                };
                var renderContext = {
                    canvasContext: ctx,
                    viewport: drawViewport
                };
                var renderTask = this.renderTask = this.pdfPage.render(renderContext);
                renderTask.onContinue = renderContinueCallback;
                renderTask.promise.then(function() {
                    finishRenderTask(null)
                },
                function(error) {
                    finishRenderTask(error)
                });
                return renderCapability.promise
            }
        },
        {
            key: 'setImage',
            value: function setImage(pageView) {
                if (this.renderingState !== _pdf_rendering_queue.RenderingStates.INITIAL) {
                    return
                }
                var img = pageView.canvas;
                if (!img) {
                    return
                }
                if (!this.pdfPage) {
                    this.setPdfPage(pageView.pdfPage)
                }
                this.renderingState = _pdf_rendering_queue.RenderingStates.FINISHED;
                var ctx = this._getPageDrawContext(true);
                var canvas = ctx.canvas;
                if (img.width <= 2 * canvas.width) {
                    ctx.drawImage(img, 0, 0, img.width, img.height, 0, 0, canvas.width, canvas.height);
                    this._convertCanvasToImage();
                    return
                }
                var reducedWidth = canvas.width << MAX_NUM_SCALING_STEPS;
                var reducedHeight = canvas.height << MAX_NUM_SCALING_STEPS;
                var reducedImage = TempImageFactory.getCanvas(reducedWidth, reducedHeight);
                var reducedImageCtx = reducedImage.getContext('2d');
                while (reducedWidth > img.width || reducedHeight > img.height) {
                    reducedWidth >>= 1;
                    reducedHeight >>= 1
                }
                reducedImageCtx.drawImage(img, 0, 0, img.width, img.height, 0, 0, reducedWidth, reducedHeight);
                while (reducedWidth > 2 * canvas.width) {
                    reducedImageCtx.drawImage(reducedImage, 0, 0, reducedWidth, reducedHeight, 0, 0, reducedWidth >> 1, reducedHeight >> 1);
                    reducedWidth >>= 1;
                    reducedHeight >>= 1
                }
                ctx.drawImage(reducedImage, 0, 0, reducedWidth, reducedHeight, 0, 0, canvas.width, canvas.height);
                this._convertCanvasToImage()
            }
        },
        {
            key: 'setPageLabel',
            value: function setPageLabel(label) {
                var _this3 = this;
                this.pageLabel = typeof label === 'string' ? label: null;
                this.l10n.get('thumb_page_title', {
                    page: this.pageId
                },
                'Page {{page}}').then(function(msg) {
                    _this3.anchor.title = msg
                });
                if (this.renderingState !== _pdf_rendering_queue.RenderingStates.FINISHED) {
                    return
                }
                this.l10n.get('thumb_page_canvas', {
                    page: this.pageId
                },
                'Thumbnail of Page {{page}}').then(function(ariaLabel) {
                    if (_this3.image) {
                        _this3.image.setAttribute('aria-label', ariaLabel)
                    } else if (_this3.disableCanvasToImageConversion && _this3.canvas) {
                        _this3.canvas.setAttribute('aria-label', ariaLabel)
                    }
                })
            }
        },
        {
            key: 'pageId',
            get: function get() {
                return this.pageLabel !== null ? this.pageLabel: this.id
            }
        }], [{
            key: 'cleanup',
            value: function cleanup() {
                TempImageFactory.destroyCanvas()
            }
        }]);
        return PDFThumbnailView
    } ();
    exports.PDFThumbnailView = PDFThumbnailView
}), (function(module, exports, __webpack_require__) {
    "use strict";
    Object.defineProperty(exports, "__esModule", {
        value: true
    });
    exports.PDFThumbnailViewer = undefined;
    var _createClass = function() {
        function defineProperties(target, props) {
            for (var i = 0; i < props.length; i++) {
                var descriptor = props[i];
                descriptor.enumerable = descriptor.enumerable || false;
                descriptor.configurable = true;
                if ("value" in descriptor) descriptor.writable = true;
                Object.defineProperty(target, descriptor.key, descriptor)
            }
        }
        return function(Constructor, protoProps, staticProps) {
            if (protoProps) defineProperties(Constructor.prototype, protoProps);
            if (staticProps) defineProperties(Constructor, staticProps);
            return Constructor
        }
    } ();
    var _ui_utils = __webpack_require__(0);
    var _pdf_thumbnail_view = __webpack_require__(25);
    function _classCallCheck(instance, Constructor) {
        if (! (instance instanceof Constructor)) {
            throw new TypeError("Cannot call a class as a function");
        }
    }
    var THUMBNAIL_SCROLL_MARGIN = -19;
    var PDFThumbnailViewer = function() {
        function PDFThumbnailViewer(_ref) {
            var container = _ref.container,
            linkService = _ref.linkService,
            renderingQueue = _ref.renderingQueue,
            _ref$l10n = _ref.l10n,
            l10n = _ref$l10n === undefined ? _ui_utils.NullL10n: _ref$l10n;
            _classCallCheck(this, PDFThumbnailViewer);
            this.container = container;
            this.linkService = linkService;
            this.renderingQueue = renderingQueue;
            this.l10n = l10n;
            this.scroll = (0, _ui_utils.watchScroll)(this.container, this._scrollUpdated.bind(this));
            this._resetView()
        }
        _createClass(PDFThumbnailViewer, [{
            key: '_scrollUpdated',
            value: function _scrollUpdated() {
                this.renderingQueue.renderHighestPriority()
            }
        },
        {
            key: 'getThumbnail',
            value: function getThumbnail(index) {
                return this._thumbnails[index]
            }
        },
        {
            key: '_getVisibleThumbs',
            value: function _getVisibleThumbs() {
                return (0, _ui_utils.getVisibleElements)(this.container, this._thumbnails)
            }
        },
        {
            key: 'scrollThumbnailIntoView',
            value: function scrollThumbnailIntoView(page) {
                var selected = document.querySelector('.thumbnail.selected');
                if (selected) {
                    selected.classList.remove('selected')
                }
                var thumbnail = document.querySelector('div.thumbnail[data-page-number="' + page + '"]');
                if (thumbnail) {
                    thumbnail.classList.add('selected')
                }
                var visibleThumbs = this._getVisibleThumbs();
                var numVisibleThumbs = visibleThumbs.views.length;
                if (numVisibleThumbs > 0) {
                    var first = visibleThumbs.first.id;
                    var last = numVisibleThumbs > 1 ? visibleThumbs.last.id: first;
                    if (page <= first || page >= last) { (0, _ui_utils.scrollIntoView)(thumbnail, {
                            top: THUMBNAIL_SCROLL_MARGIN
                        })
                    }
                }
            }
        },
        {
            key: 'cleanup',
            value: function cleanup() {
                _pdf_thumbnail_view.PDFThumbnailView.cleanup()
            }
        },
        {
            key: '_resetView',
            value: function _resetView() {
                this._thumbnails = [];
                this._pageLabels = null;
                this._pagesRotation = 0;
                this._pagesRequests = [];
                this.container.textContent = ''
            }
        },
        {
            key: 'setDocument',
            value: function setDocument(pdfDocument) {
                var _this = this;
                if (this.pdfDocument) {
                    this._cancelRendering();
                    this._resetView()
                }
                this.pdfDocument = pdfDocument;
                if (!pdfDocument) {
                    return
                }
                pdfDocument.getPage(1).then(function(firstPage) {
                    var pagesCount = pdfDocument.numPages;
                    var viewport = firstPage.getViewport(1.0);
                    for (var pageNum = 1; pageNum <= pagesCount; ++pageNum) {
                        var thumbnail = new _pdf_thumbnail_view.PDFThumbnailView({
                            container: _this.container,
                            id: pageNum,
                            defaultViewport: viewport.clone(),
                            linkService: _this.linkService,
                            renderingQueue: _this.renderingQueue,
                            disableCanvasToImageConversion: false,
                            l10n: _this.l10n
                        });
                        _this._thumbnails.push(thumbnail)
                    }
                }).
                catch(function(reason) {
                    console.error('Unable to initialize thumbnail viewer', reason)
                })
            }
        },
        {
            key: '_cancelRendering',
            value: function _cancelRendering() {
                for (var i = 0,
                ii = this._thumbnails.length; i < ii; i++) {
                    if (this._thumbnails[i]) {
                        this._thumbnails[i].cancelRendering()
                    }
                }
            }
        },
        {
            key: 'setPageLabels',
            value: function setPageLabels(labels) {
                if (!this.pdfDocument) {
                    return
                }
                if (!labels) {
                    this._pageLabels = null
                } else if (! (labels instanceof Array && this.pdfDocument.numPages === labels.length)) {
                    this._pageLabels = null;
                    console.error('PDFThumbnailViewer_setPageLabels: Invalid page labels.')
                } else {
                    this._pageLabels = labels
                }
                for (var i = 0,
                ii = this._thumbnails.length; i < ii; i++) {
                    var label = this._pageLabels && this._pageLabels[i];
                    this._thumbnails[i].setPageLabel(label)
                }
            }
        },
        {
            key: '_ensurePdfPageLoaded',
            value: function _ensurePdfPageLoaded(thumbView) {
                var _this2 = this;
                if (thumbView.pdfPage) {
                    return Promise.resolve(thumbView.pdfPage)
                }
                var pageNumber = thumbView.id;
                if (this._pagesRequests[pageNumber]) {
                    return this._pagesRequests[pageNumber]
                }
                var promise = this.pdfDocument.getPage(pageNumber).then(function(pdfPage) {
                    thumbView.setPdfPage(pdfPage);
                    _this2._pagesRequests[pageNumber] = null;
                    return pdfPage
                }).
                catch(function(reason) {
                    console.error('Unable to get page for thumb view', reason);
                    _this2._pagesRequests[pageNumber] = null
                });
                this._pagesRequests[pageNumber] = promise;
                return promise
            }
        },
        {
            key: 'forceRendering',
            value: function forceRendering() {
                var _this3 = this;
                var visibleThumbs = this._getVisibleThumbs();
                var thumbView = this.renderingQueue.getHighestPriority(visibleThumbs, this._thumbnails, this.scroll.down);
                if (thumbView) {
                    this._ensurePdfPageLoaded(thumbView).then(function() {
                        _this3.renderingQueue.renderView(thumbView)
                    });
                    return true
                }
                return false
            }
        },
        {
            key: 'pagesRotation',
            get: function get() {
                return this._pagesRotation
            },
            set: function set(rotation) {
                if (! (typeof rotation === 'number' && rotation % 90 === 0)) {
                    throw new Error('Invalid thumbnails rotation angle.');
                }
                if (!this.pdfDocument) {
                    return
                }
                this._pagesRotation = rotation;
                for (var i = 0,
                ii = this._thumbnails.length; i < ii; i++) {
                    this._thumbnails[i].update(rotation)
                }
            }
        }]);
        return PDFThumbnailViewer
    } ();
    exports.PDFThumbnailViewer = PDFThumbnailViewer
}), (function(module, exports, __webpack_require__) {
    "use strict";
    Object.defineProperty(exports, "__esModule", {
        value: true
    });
    exports.PDFViewer = exports.PresentationModeState = undefined;
    var _createClass = function() {
        function defineProperties(target, props) {
            for (var i = 0; i < props.length; i++) {
                var descriptor = props[i];
                descriptor.enumerable = descriptor.enumerable || false;
                descriptor.configurable = true;
                if ("value" in descriptor) descriptor.writable = true;
                Object.defineProperty(target, descriptor.key, descriptor)
            }
        }
        return function(Constructor, protoProps, staticProps) {
            if (protoProps) defineProperties(Constructor.prototype, protoProps);
            if (staticProps) defineProperties(Constructor, staticProps);
            return Constructor
        }
    } ();
    var _pdfjsLib = __webpack_require__(1);
    var _ui_utils = __webpack_require__(0);
    var _pdf_rendering_queue = __webpack_require__(3);
    var _annotation_layer_builder = __webpack_require__(11);
    var _dom_events = __webpack_require__(2);
    var _pdf_page_view = __webpack_require__(22);
    var _pdf_link_service = __webpack_require__(5);
    var _text_layer_builder = __webpack_require__(30);
    function _classCallCheck(instance, Constructor) {
        if (! (instance instanceof Constructor)) {
            throw new TypeError("Cannot call a class as a function");
        }
    }
    var PresentationModeState = {
        UNKNOWN: 0,
        NORMAL: 1,
        CHANGING: 2,
        FULLSCREEN: 3
    };
    var DEFAULT_CACHE_SIZE = 10;
    function PDFPageViewBuffer(size) {
        var data = [];
        this.push = function cachePush(view) {
            var i = data.indexOf(view);
            if (i >= 0) {
                data.splice(i, 1)
            }
            data.push(view);
            if (data.length > size) {
                data.shift().destroy()
            }
        };
        this.resize = function(newSize) {
            size = newSize;
            while (data.length > size) {
                data.shift().destroy()
            }
        }
    }
    function isSameScale(oldScale, newScale) {
        if (newScale === oldScale) {
            return true
        }
        if (Math.abs(newScale - oldScale) < 1e-15) {
            return true
        }
        return false
    }
    function isPortraitOrientation(size) {
        return size.width <= size.height
    }
    var PDFViewer = function() {
        function PDFViewer(options) {
            _classCallCheck(this, PDFViewer);
            this.container = options.container;
            this.viewer = options.viewer || options.container.firstElementChild;
            this.eventBus = options.eventBus || (0, _dom_events.getGlobalEventBus)();
            this.linkService = options.linkService || new _pdf_link_service.SimpleLinkService();
            this.downloadManager = options.downloadManager || null;
            this.removePageBorders = options.removePageBorders || false;
            this.enhanceTextSelection = options.enhanceTextSelection || false;
            this.renderInteractiveForms = options.renderInteractiveForms || false;
            this.enablePrintAutoRotate = options.enablePrintAutoRotate || false;
            this.renderer = options.renderer || _ui_utils.RendererType.CANVAS;
            this.l10n = options.l10n || _ui_utils.NullL10n;
            this.defaultRenderingQueue = !options.renderingQueue;
            if (this.defaultRenderingQueue) {
                this.renderingQueue = new _pdf_rendering_queue.PDFRenderingQueue();
                this.renderingQueue.setViewer(this)
            } else {
                this.renderingQueue = options.renderingQueue
            }
            this.scroll = (0, _ui_utils.watchScroll)(this.container, this._scrollUpdate.bind(this));
            this.presentationModeState = PresentationModeState.UNKNOWN;
            this._resetView();
            if (this.removePageBorders) {
                this.viewer.classList.add('removePageBorders')
            }
        }
        _createClass(PDFViewer, [{
            key: 'getPageView',
            value: function getPageView(index) {
                return this._pages[index]
            }
        },
        {
            key: '_setCurrentPageNumber',
            value: function _setCurrentPageNumber(val) {
                var resetCurrentPageView = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : false;
                if (this._currentPageNumber === val) {
                    if (resetCurrentPageView) {
                        this._resetCurrentPageView()
                    }
                    return
                }
                if (! (0 < val && val <= this.pagesCount)) {
                    console.error('PDFViewer._setCurrentPageNumber: "' + val + '" is out of bounds.');
                    return
                }
                var arg = {
                    source: this,
                    pageNumber: val,
                    pageLabel: this._pageLabels && this._pageLabels[val - 1]
                };
                this._currentPageNumber = val;
                this.eventBus.dispatch('pagechanging', arg);
                this.eventBus.dispatch('pagechange', arg);
                if (resetCurrentPageView) {
                    this._resetCurrentPageView()
                }
            }
        },
        {
            key: 'setDocument',
            value: function setDocument(pdfDocument) {
                var _this = this;
                if (this.pdfDocument) {
                    this._cancelRendering();
                    this._resetView()
                }
                this.pdfDocument = pdfDocument;
                if (!pdfDocument) {
                    return
                }
                var pagesCount = pdfDocument.numPages;
                var pagesCapability = (0, _pdfjsLib.createPromiseCapability)();
                this.pagesPromise = pagesCapability.promise;
                pagesCapability.promise.then(function() {
                    _this._pageViewsReady = true;
                    _this.eventBus.dispatch('pagesloaded', {
                        source: _this,
                        pagesCount: pagesCount
                    })
                });
                var isOnePageRenderedResolved = false;
                var onePageRenderedCapability = (0, _pdfjsLib.createPromiseCapability)();
                this.onePageRendered = onePageRenderedCapability.promise;
                var bindOnAfterAndBeforeDraw = function bindOnAfterAndBeforeDraw(pageView) {
                    pageView.onBeforeDraw = function() {
                        _this._buffer.push(pageView)
                    };
                    pageView.onAfterDraw = function() {
                        if (!isOnePageRenderedResolved) {
                            isOnePageRenderedResolved = true;
                            onePageRenderedCapability.resolve()
                        }
                    }
                };
                var firstPagePromise = pdfDocument.getPage(1);
                this.firstPagePromise = firstPagePromise;
                firstPagePromise.then(function(pdfPage) {
                    var scale = _this.currentScale;
                    var viewport = pdfPage.getViewport(scale * _ui_utils.CSS_UNITS);
                    for (var pageNum = 1; pageNum <= pagesCount; ++pageNum) {
                        var textLayerFactory = null;
                        if (!_pdfjsLib.PDFJS.disableTextLayer) {
                            textLayerFactory = _this
                        }
                        var pageView = new _pdf_page_view.PDFPageView({
                            container: _this.viewer,
                            eventBus: _this.eventBus,
                            id: pageNum,
                            scale: scale,
                            defaultViewport: viewport.clone(),
                            renderingQueue: _this.renderingQueue,
                            textLayerFactory: textLayerFactory,
                            annotationLayerFactory: _this,
                            enhanceTextSelection: _this.enhanceTextSelection,
                            renderInteractiveForms: _this.renderInteractiveForms,
                            renderer: _this.renderer,
                            l10n: _this.l10n
                        });
                        bindOnAfterAndBeforeDraw(pageView);
                        _this._pages.push(pageView)
                    }
                    onePageRenderedCapability.promise.then(function() {
                        if (_pdfjsLib.PDFJS.disableAutoFetch) {
                            pagesCapability.resolve();
                            return
                        }
                        var getPagesLeft = pagesCount;
                        var _loop = function _loop(_pageNum) {
                            pdfDocument.getPage(_pageNum).then(function(pdfPage) {
                                var pageView = _this._pages[_pageNum - 1];
                                if (!pageView.pdfPage) {
                                    pageView.setPdfPage(pdfPage)
                                }
                                _this.linkService.cachePageRef(_pageNum, pdfPage.ref);
                                if (--getPagesLeft === 0) {
                                    pagesCapability.resolve()
                                }
                            },
                            function(reason) {
                                console.error('Unable to get page ' + _pageNum + ' to initialize viewer', reason);
                                if (--getPagesLeft === 0) {
                                    pagesCapability.resolve()
                                }
                            })
                        };
                        for (var _pageNum = 1; _pageNum <= pagesCount; ++_pageNum) {
                            _loop(_pageNum)
                        }
                    });
                    _this.eventBus.dispatch('pagesinit', {
                        source: _this
                    });
                    if (_this.defaultRenderingQueue) {
                        _this.update()
                    }
                    if (_this.findController) {
                        _this.findController.resolveFirstPage()
                    }
                }).
                catch(function(reason) {
                    console.error('Unable to initialize viewer', reason)
                })
            }
        },
        {
            key: 'setPageLabels',
            value: function setPageLabels(labels) {
                if (!this.pdfDocument) {
                    return
                }
                if (!labels) {
                    this._pageLabels = null
                } else if (! (labels instanceof Array && this.pdfDocument.numPages === labels.length)) {
                    this._pageLabels = null;
                    console.error('PDFViewer.setPageLabels: Invalid page labels.')
                } else {
                    this._pageLabels = labels
                }
                for (var i = 0,
                ii = this._pages.length; i < ii; i++) {
                    var pageView = this._pages[i];
                    var label = this._pageLabels && this._pageLabels[i];
                    pageView.setPageLabel(label)
                }
            }
        },
        {
            key: '_resetView',
            value: function _resetView() {
                this._pages = [];
                this._currentPageNumber = 1;
                this._currentScale = _ui_utils.UNKNOWN_SCALE;
                this._currentScaleValue = null;
                this._pageLabels = null;
                this._buffer = new PDFPageViewBuffer(DEFAULT_CACHE_SIZE);
                this._location = null;
                this._pagesRotation = 0;
                this._pagesRequests = [];
                this._pageViewsReady = false;
                this.viewer.textContent = ''
            }
        },
        {
            key: '_scrollUpdate',
            value: function _scrollUpdate() {
                if (this.pagesCount === 0) {
                    return
                }
                this.update()
            }
        },
        {
            key: '_setScaleDispatchEvent',
            value: function _setScaleDispatchEvent(newScale, newValue) {
                var preset = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : false;
                var arg = {
                    source: this,
                    scale: newScale,
                    presetValue: preset ? newValue: undefined
                };
                this.eventBus.dispatch('scalechanging', arg);
                this.eventBus.dispatch('scalechange', arg)
            }
        },
        {
            key: '_setScaleUpdatePages',
            value: function _setScaleUpdatePages(newScale, newValue) {
                var noScroll = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : false;
                var preset = arguments.length > 3 && arguments[3] !== undefined ? arguments[3] : false;
                this._currentScaleValue = newValue.toString();
                if (isSameScale(this._currentScale, newScale)) {
                    if (preset) {
                        this._setScaleDispatchEvent(newScale, newValue, true)
                    }
                    return
                }
                for (var i = 0,
                ii = this._pages.length; i < ii; i++) {
                    this._pages[i].update(newScale)
                }
                this._currentScale = newScale;
                if (!noScroll) {
                    var page = this._currentPageNumber,
                    dest = void 0;
                    if (this._location && !_pdfjsLib.PDFJS.ignoreCurrentPositionOnZoom && !(this.isInPresentationMode || this.isChangingPresentationMode)) {
                        page = this._location.pageNumber;
                        dest = [null, {
                            name: 'XYZ'
                        },
                        this._location.left, this._location.top, null]
                    }
                    this.scrollPageIntoView({
                        pageNumber: page,
                        destArray: dest,
                        allowNegativeOffset: true
                    })
                }
                this._setScaleDispatchEvent(newScale, newValue, preset);
                if (this.defaultRenderingQueue) {
                    this.update()
                }
            }
        },
        {
            key: '_setScale',
            value: function _setScale(value) {
                var noScroll = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : false;
                var scale = parseFloat(value);
                if (scale > 0) {
                    this._setScaleUpdatePages(scale, value, noScroll, false)
                } else {
                    var currentPage = this._pages[this._currentPageNumber - 1];
                    if (!currentPage) {
                        return
                    }
                    var hPadding = this.isInPresentationMode || this.removePageBorders ? 0 : _ui_utils.SCROLLBAR_PADDING;
                    var vPadding = this.isInPresentationMode || this.removePageBorders ? 0 : _ui_utils.VERTICAL_PADDING;
                    var pageWidthScale = (this.container.clientWidth - hPadding) / currentPage.width * currentPage.scale;
                    var pageHeightScale = (this.container.clientHeight - vPadding) / currentPage.height * currentPage.scale;
                    switch (value) {
                    case 'page-actual':
                        scale = 1;
                        break;
                    case 'page-width':
                        scale = pageWidthScale;
                        break;
                    case 'page-height':
                        scale = pageHeightScale;
                        break;
                    case 'page-fit':
                        scale = Math.min(pageWidthScale, pageHeightScale);
                        break;
                    case 'auto':
                        var isLandscape = currentPage.width > currentPage.height;
                        var horizontalScale = isLandscape ? Math.min(pageHeightScale, pageWidthScale) : pageWidthScale;
                        scale = Math.min(_ui_utils.MAX_AUTO_SCALE, horizontalScale);
                        break;
                    default:
                        console.error('PDFViewer._setScale: "' + value + '" is an unknown zoom value.');
                        return
                    }
                    this._setScaleUpdatePages(scale, value, noScroll, true)
                }
            }
        },
        {
            key: '_resetCurrentPageView',
            value: function _resetCurrentPageView() {
                if (this.isInPresentationMode) {
                    this._setScale(this._currentScaleValue, true)
                }
                var pageView = this._pages[this._currentPageNumber - 1]; (0, _ui_utils.scrollIntoView)(pageView.div)
            }
        },
        {
            key: 'scrollPageIntoView',
            value: function scrollPageIntoView(params) {
                if (!this.pdfDocument) {
                    return
                }
                if (arguments.length > 1 || typeof params === 'number') {
                    console.warn('Call of scrollPageIntoView() with obsolete signature.');
                    var paramObj = {};
                    if (typeof params === 'number') {
                        paramObj.pageNumber = params
                    }
                    if (arguments[1] instanceof Array) {
                        paramObj.destArray = arguments[1]
                    }
                    params = paramObj
                }
                var pageNumber = params.pageNumber || 0;
                var dest = params.destArray || null;
                var allowNegativeOffset = params.allowNegativeOffset || false;
                if (this.isInPresentationMode || !dest) {
                    this._setCurrentPageNumber(pageNumber, true);
                    return
                }
                var pageView = this._pages[pageNumber - 1];
                if (!pageView) {
                    console.error('PDFViewer.scrollPageIntoView: Invalid "pageNumber" parameter.');
                    return
                }
                var x = 0,
                y = 0;
                var width = 0,
                height = 0,
                widthScale = void 0,
                heightScale = void 0;
                var changeOrientation = pageView.rotation % 180 === 0 ? false: true;
                var pageWidth = (changeOrientation ? pageView.height: pageView.width) / pageView.scale / _ui_utils.CSS_UNITS;
                var pageHeight = (changeOrientation ? pageView.width: pageView.height) / pageView.scale / _ui_utils.CSS_UNITS;
                var scale = 0;
                switch (dest[1].name) {
                case 'XYZ':
                    x = dest[2];
                    y = dest[3];
                    scale = dest[4];
                    x = x !== null ? x: 0;
                    y = y !== null ? y: pageHeight;
                    break;
                case 'Fit':
                case 'FitB':
                    scale = 'page-fit';
                    break;
                case 'FitH':
                case 'FitBH':
                    y = dest[2];
                    scale = 'page-width';
                    if (y === null && this._location) {
                        x = this._location.left;
                        y = this._location.top
                    }
                    break;
                case 'FitV':
                case 'FitBV':
                    x = dest[2];
                    width = pageWidth;
                    height = pageHeight;
                    scale = 'page-height';
                    break;
                case 'FitR':
                    x = dest[2];
                    y = dest[3];
                    width = dest[4] - x;
                    height = dest[5] - y;
                    var hPadding = this.removePageBorders ? 0 : _ui_utils.SCROLLBAR_PADDING;
                    var vPadding = this.removePageBorders ? 0 : _ui_utils.VERTICAL_PADDING;
                    widthScale = (this.container.clientWidth - hPadding) / width / _ui_utils.CSS_UNITS;
                    heightScale = (this.container.clientHeight - vPadding) / height / _ui_utils.CSS_UNITS;
                    scale = Math.min(Math.abs(widthScale), Math.abs(heightScale));
                    break;
                default:
                    console.error('PDFViewer.scrollPageIntoView: "' + dest[1].name + '" ' + 'is not a valid destination type.');
                    return
                }
                if (scale && scale !== this._currentScale) {
                    this.currentScaleValue = scale
                } else if (this._currentScale === _ui_utils.UNKNOWN_SCALE) {
                    this.currentScaleValue = _ui_utils.DEFAULT_SCALE_VALUE
                }
                if (scale === 'page-fit' && !dest[4]) { (0, _ui_utils.scrollIntoView)(pageView.div);
                    return
                }
                var boundingRect = [pageView.viewport.convertToViewportPoint(x, y), pageView.viewport.convertToViewportPoint(x + width, y + height)];
                var left = Math.min(boundingRect[0][0], boundingRect[1][0]);
                var top = Math.min(boundingRect[0][1], boundingRect[1][1]);
                if (!allowNegativeOffset) {
                    left = Math.max(left, 0);
                    top = Math.max(top, 0)
                } (0, _ui_utils.scrollIntoView)(pageView.div, {
                    left: left,
                    top: top
                })
            }
        },
        {
            key: '_updateLocation',
            value: function _updateLocation(firstPage) {
                var currentScale = this._currentScale;
                var currentScaleValue = this._currentScaleValue;
                var normalizedScaleValue = parseFloat(currentScaleValue) === currentScale ? Math.round(currentScale * 10000) / 100 : currentScaleValue;
                var pageNumber = firstPage.id;
                var pdfOpenParams = '#page=' + pageNumber;
                pdfOpenParams += '&zoom=' + normalizedScaleValue;
                var currentPageView = this._pages[pageNumber - 1];
                var container = this.container;
                var topLeft = currentPageView.getPagePoint(container.scrollLeft - firstPage.x, container.scrollTop - firstPage.y);
                var intLeft = Math.round(topLeft[0]);
                var intTop = Math.round(topLeft[1]);
                pdfOpenParams += ',' + intLeft + ',' + intTop;
                this._location = {
                    pageNumber: pageNumber,
                    scale: normalizedScaleValue,
                    top: intTop,
                    left: intLeft,
                    pdfOpenParams: pdfOpenParams
                }
            }
        },
        {
            key: 'update',
            value: function update() {
                var visible = this._getVisiblePages();
                var visiblePages = visible.views;
                if (visiblePages.length === 0) {
                    return
                }
                var suggestedCacheSize = Math.max(DEFAULT_CACHE_SIZE, 2 * visiblePages.length + 1);
                this._buffer.resize(suggestedCacheSize);
                this.renderingQueue.renderHighestPriority(visible);
                var currentId = this._currentPageNumber;
                var firstPage = visible.first;
                var stillFullyVisible = false;
                for (var i = 0,
                ii = visiblePages.length; i < ii; ++i) {
                    var page = visiblePages[i];
                    if (page.percent < 100) {
                        break
                    }
                    if (page.id === currentId) {
                        stillFullyVisible = true;
                        break
                    }
                }
                if (!stillFullyVisible) {
                    currentId = visiblePages[0].id
                }
                if (!this.isInPresentationMode) {
                    this._setCurrentPageNumber(currentId)
                }
                this._updateLocation(firstPage);
                this.eventBus.dispatch('updateviewarea', {
                    source: this,
                    location: this._location
                })
            }
        },
        {
            key: 'containsElement',
            value: function containsElement(element) {
                return this.container.contains(element)
            }
        },
        {
            key: 'focus',
            value: function focus() {
                this.container.focus()
            }
        },
        {
            key: '_getVisiblePages',
            value: function _getVisiblePages() {
                if (!this.isInPresentationMode) {
                    return (0, _ui_utils.getVisibleElements)(this.container, this._pages, true)
                }
                var visible = [];
                var currentPage = this._pages[this._currentPageNumber - 1];
                visible.push({
                    id: currentPage.id,
                    view: currentPage
                });
                return {
                    first: currentPage,
                    last: currentPage,
                    views: visible
                }
            }
        },
        {
            key: 'cleanup',
            value: function cleanup() {
                for (var i = 0,
                ii = this._pages.length; i < ii; i++) {
                    if (this._pages[i] && this._pages[i].renderingState !== _pdf_rendering_queue.RenderingStates.FINISHED) {
                        this._pages[i].reset()
                    }
                }
            }
        },
        {
            key: '_cancelRendering',
            value: function _cancelRendering() {
                for (var i = 0,
                ii = this._pages.length; i < ii; i++) {
                    if (this._pages[i]) {
                        this._pages[i].cancelRendering()
                    }
                }
            }
        },
        {
            key: '_ensurePdfPageLoaded',
            value: function _ensurePdfPageLoaded(pageView) {
                var _this2 = this;
                if (pageView.pdfPage) {
                    return Promise.resolve(pageView.pdfPage)
                }
                var pageNumber = pageView.id;
                if (this._pagesRequests[pageNumber]) {
                    return this._pagesRequests[pageNumber]
                }
                var promise = this.pdfDocument.getPage(pageNumber).then(function(pdfPage) {
                    if (!pageView.pdfPage) {
                        pageView.setPdfPage(pdfPage)
                    }
                    _this2._pagesRequests[pageNumber] = null;
                    return pdfPage
                }).
                catch(function(reason) {
                    console.error('Unable to get page for page view', reason);
                    _this2._pagesRequests[pageNumber] = null
                });
                this._pagesRequests[pageNumber] = promise;
                return promise
            }
        },
        {
            key: 'forceRendering',
            value: function forceRendering(currentlyVisiblePages) {
                var _this3 = this;
                var visiblePages = currentlyVisiblePages || this._getVisiblePages();
                var pageView = this.renderingQueue.getHighestPriority(visiblePages, this._pages, this.scroll.down);
                if (pageView) {
                    this._ensurePdfPageLoaded(pageView).then(function() {
                        _this3.renderingQueue.renderView(pageView)
                    });
                    return true
                }
                return false
            }
        },
        {
            key: 'getPageTextContent',
            value: function getPageTextContent(pageIndex) {
                return this.pdfDocument.getPage(pageIndex + 1).then(function(page) {
                    return page.getTextContent({
                        normalizeWhitespace: true
                    })
                })
            }
        },
        {
            key: 'createTextLayerBuilder',
            value: function createTextLayerBuilder(textLayerDiv, pageIndex, viewport) {
                var enhanceTextSelection = arguments.length > 3 && arguments[3] !== undefined ? arguments[3] : false;
                return new _text_layer_builder.TextLayerBuilder({
                    textLayerDiv: textLayerDiv,
                    eventBus: this.eventBus,
                    pageIndex: pageIndex,
                    viewport: viewport,
                    findController: this.isInPresentationMode ? null: this.findController,
                    enhanceTextSelection: this.isInPresentationMode ? false: enhanceTextSelection
                })
            }
        },
        {
            key: 'createAnnotationLayerBuilder',
            value: function createAnnotationLayerBuilder(pageDiv, pdfPage) {
                var renderInteractiveForms = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : false;
                var l10n = arguments.length > 3 && arguments[3] !== undefined ? arguments[3] : _ui_utils.NullL10n;
                return new _annotation_layer_builder.AnnotationLayerBuilder({
                    pageDiv: pageDiv,
                    pdfPage: pdfPage,
                    renderInteractiveForms: renderInteractiveForms,
                    linkService: this.linkService,
                    downloadManager: this.downloadManager,
                    l10n: l10n
                })
            }
        },
        {
            key: 'setFindController',
            value: function setFindController(findController) {
                this.findController = findController
            }
        },
        {
            key: 'getPagesOverview',
            value: function getPagesOverview() {
                var pagesOverview = this._pages.map(function(pageView) {
                    var viewport = pageView.pdfPage.getViewport(1);
                    return {
                        width: viewport.width,
                        height: viewport.height,
                        rotation: viewport.rotation
                    }
                });
                if (!this.enablePrintAutoRotate) {
                    return pagesOverview
                }
                var isFirstPagePortrait = isPortraitOrientation(pagesOverview[0]);
                return pagesOverview.map(function(size) {
                    if (isFirstPagePortrait === isPortraitOrientation(size)) {
                        return size
                    }
                    return {
                        width: size.height,
                        height: size.width,
                        rotation: (size.rotation + 90) % 360
                    }
                })
            }
        },
        {
            key: 'pagesCount',
            get: function get() {
                return this._pages.length
            }
        },
        {
            key: 'pageViewsReady',
            get: function get() {
                return this._pageViewsReady
            }
        },
        {
            key: 'currentPageNumber',
            get: function get() {
                return this._currentPageNumber
            },
            set: function set(val) {
                if ((val | 0) !== val) {
                    throw new Error('Invalid page number.');
                }
                if (!this.pdfDocument) {
                    return
                }
                this._setCurrentPageNumber(val, true)
            }
        },
        {
            key: 'currentPageLabel',
            get: function get() {
                return this._pageLabels && this._pageLabels[this._currentPageNumber - 1]
            },
            set: function set(val) {
                var pageNumber = val | 0;
                if (this._pageLabels) {
                    var i = this._pageLabels.indexOf(val);
                    if (i >= 0) {
                        pageNumber = i + 1
                    }
                }
                this.currentPageNumber = pageNumber
            }
        },
        {
            key: 'currentScale',
            get: function get() {
                return this._currentScale !== _ui_utils.UNKNOWN_SCALE ? this._currentScale: _ui_utils.DEFAULT_SCALE
            },
            set: function set(val) {
                if (isNaN(val)) {
                    throw new Error('Invalid numeric scale');
                }
                if (!this.pdfDocument) {
                    return
                }
                this._setScale(val, false)
            }
        },
        {
            key: 'currentScaleValue',
            get: function get() {
                return this._currentScaleValue
            },
            set: function set(val) {
                if (!this.pdfDocument) {
                    return
                }
                this._setScale(val, false)
            }
        },
        {
            key: 'pagesRotation',
            get: function get() {
                return this._pagesRotation
            },
            set: function set(rotation) {
                if (! (typeof rotation === 'number' && rotation % 90 === 0)) {
                    throw new Error('Invalid pages rotation angle.');
                }
                if (!this.pdfDocument) {
                    return
                }
                this._pagesRotation = rotation;
                for (var i = 0,
                ii = this._pages.length; i < ii; i++) {
                    var pageView = this._pages[i];
                    pageView.update(pageView.scale, rotation)
                }
                this._setScale(this._currentScaleValue, true);
                if (this.defaultRenderingQueue) {
                    this.update()
                }
            }
        },
        {
            key: 'isInPresentationMode',
            get: function get() {
                return this.presentationModeState === PresentationModeState.FULLSCREEN
            }
        },
        {
            key: 'isChangingPresentationMode',
            get: function get() {
                return this.presentationModeState === PresentationModeState.CHANGING
            }
        },
        {
            key: 'isHorizontalScrollbarEnabled',
            get: function get() {
                return this.isInPresentationMode ? false: this.container.scrollWidth > this.container.clientWidth
            }
        },
        {
            key: 'hasEqualPageSizes',
            get: function get() {
                var firstPageView = this._pages[0];
                for (var i = 1,
                ii = this._pages.length; i < ii; ++i) {
                    var pageView = this._pages[i];
                    if (pageView.width !== firstPageView.width || pageView.height !== firstPageView.height) {
                        return false
                    }
                }
                return true
            }
        }]);
        return PDFViewer
    } ();
    exports.PresentationModeState = PresentationModeState;
    exports.PDFViewer = PDFViewer
}), (function(module, exports, __webpack_require__) {
    "use strict";
    Object.defineProperty(exports, "__esModule", {
        value: true
    });
    exports.BasePreferences = undefined;
    var _typeof = typeof Symbol === "function" && typeof Symbol.iterator === "symbol" ?
    function(obj) {
        return typeof obj
    }: function(obj) {
        return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol": typeof obj
    };
    var _createClass = function() {
        function defineProperties(target, props) {
            for (var i = 0; i < props.length; i++) {
                var descriptor = props[i];
                descriptor.enumerable = descriptor.enumerable || false;
                descriptor.configurable = true;
                if ("value" in descriptor) descriptor.writable = true;
                Object.defineProperty(target, descriptor.key, descriptor)
            }
        }
        return function(Constructor, protoProps, staticProps) {
            if (protoProps) defineProperties(Constructor.prototype, protoProps);
            if (staticProps) defineProperties(Constructor, staticProps);
            return Constructor
        }
    } ();
    var _ui_utils = __webpack_require__(0);
    function _classCallCheck(instance, Constructor) {
        if (! (instance instanceof Constructor)) {
            throw new TypeError("Cannot call a class as a function");
        }
    }
    var defaultPreferences = null;
    function getDefaultPreferences() {
        if (!defaultPreferences) {
            defaultPreferences = Promise.resolve({
                "showPreviousViewOnLoad": true,
                "defaultZoomValue": "",
                "sidebarViewOnLoad": 0,
                "enableHandToolOnLoad": false,
                "cursorToolOnLoad": 0,
                "enableWebGL": false,
                "pdfBugEnabled": false,
                "disableRange": false,
                "disableStream": false,
                "disableAutoFetch": false,
                "disableFontFace": false,
                "disableTextLayer": false,
                "useOnlyCssZoom": false,
                "externalLinkTarget": 0,
                "enhanceTextSelection": false,
                "renderer": "canvas",
                "renderInteractiveForms": false,
                "enablePrintAutoRotate": false,
                "disablePageMode": false,
                "disablePageLabels": false
            })
        }
        return defaultPreferences
    }
    var BasePreferences = function() {
        function BasePreferences() {
            var _this = this;
            _classCallCheck(this, BasePreferences);
            if (this.constructor === BasePreferences) {
                throw new Error('Cannot initialize BasePreferences.');
            }
            this.prefs = null;
            this._initializedPromise = getDefaultPreferences().then(function(defaults) {
                Object.defineProperty(_this, 'defaults', {
                    value: Object.freeze(defaults),
                    writable: false,
                    enumerable: true,
                    configurable: false
                });
                _this.prefs = (0, _ui_utils.cloneObj)(defaults);
                return _this._readFromStorage(defaults)
            }).then(function(prefObj) {
                if (prefObj) {
                    _this.prefs = prefObj
                }
            })
        }
        _createClass(BasePreferences, [{
            key: "_writeToStorage",
            value: function _writeToStorage(prefObj) {
                return Promise.reject(new Error('Not implemented: _writeToStorage'))
            }
        },
        {
            key: "_readFromStorage",
            value: function _readFromStorage(prefObj) {
                return Promise.reject(new Error('Not implemented: _readFromStorage'))
            }
        },
        {
            key: "reset",
            value: function reset() {
                var _this2 = this;
                return this._initializedPromise.then(function() {
                    _this2.prefs = (0, _ui_utils.cloneObj)(_this2.defaults);
                    return _this2._writeToStorage(_this2.defaults)
                })
            }
        },
        {
            key: "reload",
            value: function reload() {
                var _this3 = this;
                return this._initializedPromise.then(function() {
                    return _this3._readFromStorage(_this3.defaults)
                }).then(function(prefObj) {
                    if (prefObj) {
                        _this3.prefs = prefObj
                    }
                })
            }
        },
        {
            key: "set",
            value: function set(name, value) {
                var _this4 = this;
                return this._initializedPromise.then(function() {
                    if (_this4.defaults[name] === undefined) {
                        throw new Error("Set preference: \"" + name + "\" is undefined.");
                    } else if (value === undefined) {
                        throw new Error('Set preference: no value is specified.');
                    }
                    var valueType = typeof value === "undefined" ? "undefined": _typeof(value);
                    var defaultType = _typeof(_this4.defaults[name]);
                    if (valueType !== defaultType) {
                        if (valueType === 'number' && defaultType === 'string') {
                            value = value.toString()
                        } else {
                            throw new Error("Set preference: \"" + value + "\" is a " + valueType + ", " + ("expected a " + defaultType + "."));
                        }
                    } else {
                        if (valueType === 'number' && (value | 0) !== value) {
                            throw new Error("Set preference: \"" + value + "\" must be an integer.");
                        }
                    }
                    _this4.prefs[name] = value;
                    return _this4._writeToStorage(_this4.prefs)
                })
            }
        },
        {
            key: "get",
            value: function get(name) {
                var _this5 = this;
                return this._initializedPromise.then(function() {
                    var defaultValue = _this5.defaults[name];
                    if (defaultValue === undefined) {
                        throw new Error("Get preference: \"" + name + "\" is undefined.");
                    } else {
                        var prefValue = _this5.prefs[name];
                        if (prefValue !== undefined) {
                            return prefValue
                        }
                    }
                    return defaultValue
                })
            }
        }]);
        return BasePreferences
    } ();
    exports.BasePreferences = BasePreferences
}), (function(module, exports, __webpack_require__) {
    "use strict";
    Object.defineProperty(exports, "__esModule", {
        value: true
    });
    exports.SecondaryToolbar = undefined;
    var _createClass = function() {
        function defineProperties(target, props) {
            for (var i = 0; i < props.length; i++) {
                var descriptor = props[i];
                descriptor.enumerable = descriptor.enumerable || false;
                descriptor.configurable = true;
                if ("value" in descriptor) descriptor.writable = true;
                Object.defineProperty(target, descriptor.key, descriptor)
            }
        }
        return function(Constructor, protoProps, staticProps) {
            if (protoProps) defineProperties(Constructor.prototype, protoProps);
            if (staticProps) defineProperties(Constructor, staticProps);
            return Constructor
        }
    } ();
    var _pdf_cursor_tools = __webpack_require__(6);
    var _ui_utils = __webpack_require__(0);
    function _classCallCheck(instance, Constructor) {
        if (! (instance instanceof Constructor)) {
            throw new TypeError("Cannot call a class as a function");
        }
    }
    var SecondaryToolbar = function() {
        function SecondaryToolbar(options, mainContainer, eventBus) {
            _classCallCheck(this, SecondaryToolbar);
            this.toolbar = options.toolbar;
            this.toggleButton = options.toggleButton;
            this.toolbarButtonContainer = options.toolbarButtonContainer;
            this.buttons = [{
                element: options.presentationModeButton,
                eventName: 'presentationmode',
                close: true
            },
            {
                element: options.openFileButton,
                eventName: 'openfile',
                close: true
            },
            {
                element: options.printButton,
                eventName: 'print',
                close: true
            },
            {
                element: options.downloadButton,
                eventName: 'download',
                close: true
            },
            {
                element: options.viewBookmarkButton,
                eventName: null,
                close: true
            },
            {
                element: options.firstPageButton,
                eventName: 'firstpage',
                close: true
            },
            {
                element: options.lastPageButton,
                eventName: 'lastpage',
                close: true
            },
            {
                element: options.pageRotateCwButton,
                eventName: 'rotatecw',
                close: false
            },
            {
                element: options.pageRotateCcwButton,
                eventName: 'rotateccw',
                close: false
            },
            {
                element: options.cursorSelectToolButton,
                eventName: 'switchcursortool',
                eventDetails: {
                    tool: _pdf_cursor_tools.CursorTool.SELECT
                },
                close: true
            },
            {
                element: options.cursorHandToolButton,
                eventName: 'switchcursortool',
                eventDetails: {
                    tool: _pdf_cursor_tools.CursorTool.HAND
                },
                close: true
            },
            {
                element: options.documentPropertiesButton,
                eventName: 'documentproperties',
                close: true
            }];
            this.items = {
                firstPage: options.firstPageButton,
                lastPage: options.lastPageButton,
                pageRotateCw: options.pageRotateCwButton,
                pageRotateCcw: options.pageRotateCcwButton
            };
            this.mainContainer = mainContainer;
            this.eventBus = eventBus;
            this.opened = false;
            this.containerHeight = null;
            this.previousContainerHeight = null;
            this.reset();
            this._bindClickListeners();
            this._bindCursorToolsListener(options);
            this.eventBus.on('resize', this._setMaxHeight.bind(this))
        }
        _createClass(SecondaryToolbar, [{
            key: 'setPageNumber',
            value: function setPageNumber(pageNumber) {
                this.pageNumber = pageNumber;
                this._updateUIState()
            }
        },
        {
            key: 'setPagesCount',
            value: function setPagesCount(pagesCount) {
                this.pagesCount = pagesCount;
                this._updateUIState()
            }
        },
        {
            key: 'reset',
            value: function reset() {
                this.pageNumber = 0;
                this.pagesCount = 0;
                this._updateUIState()
            }
        },
        {
            key: '_updateUIState',
            value: function _updateUIState() {
                this.items.firstPage.disabled = this.pageNumber <= 1;
                this.items.lastPage.disabled = this.pageNumber >= this.pagesCount;
                this.items.pageRotateCw.disabled = this.pagesCount === 0;
                this.items.pageRotateCcw.disabled = this.pagesCount === 0
            }
        },
        {
            key: '_bindClickListeners',
            value: function _bindClickListeners() {
                var _this = this;
                this.toggleButton.addEventListener('click', this.toggle.bind(this));
                var _loop = function _loop(button) {
                    var _buttons$button = _this.buttons[button],
                    element = _buttons$button.element,
                    eventName = _buttons$button.eventName,
                    close = _buttons$button.close,
                    eventDetails = _buttons$button.eventDetails;
                    element.addEventListener('click',
                    function(evt) {
                        if (eventName !== null) {
                            var details = {
                                source: _this
                            };
                            for (var property in eventDetails) {
                                details[property] = eventDetails[property]
                            }
                            _this.eventBus.dispatch(eventName, details)
                        }
                        if (close) {
                            _this.close()
                        }
                    })
                };
                for (var button in this.buttons) {
                    _loop(button)
                }
            }
        },
        {
            key: '_bindCursorToolsListener',
            value: function _bindCursorToolsListener(buttons) {
                this.eventBus.on('cursortoolchanged',
                function(evt) {
                    buttons.cursorSelectToolButton.classList.remove('toggled');
                    buttons.cursorHandToolButton.classList.remove('toggled');
                    switch (evt.tool) {
                    case _pdf_cursor_tools.CursorTool.SELECT:
                        buttons.cursorSelectToolButton.classList.add('toggled');
                        break;
                    case _pdf_cursor_tools.CursorTool.HAND:
                        buttons.cursorHandToolButton.classList.add('toggled');
                        break
                    }
                })
            }
        },
        {
            key: 'open',
            value: function open() {
                if (this.opened) {
                    return
                }
                this.opened = true;
                this._setMaxHeight();
                this.toggleButton.classList.add('toggled');
                this.toolbar.classList.remove('hidden')
            }
        },
        {
            key: 'close',
            value: function close() {
                if (!this.opened) {
                    return
                }
                this.opened = false;
                this.toolbar.classList.add('hidden');
                this.toggleButton.classList.remove('toggled')
            }
        },
        {
            key: 'toggle',
            value: function toggle() {
                if (this.opened) {
                    this.close()
                } else {
                    this.open()
                }
            }
        },
        {
            key: '_setMaxHeight',
            value: function _setMaxHeight() {
                if (!this.opened) {
                    return
                }
                this.containerHeight = this.mainContainer.clientHeight;
                if (this.containerHeight === this.previousContainerHeight) {
                    return
                }
                this.toolbarButtonContainer.setAttribute('style', 'max-height: ' + (this.containerHeight - _ui_utils.SCROLLBAR_PADDING) + 'px;');
                this.previousContainerHeight = this.containerHeight
            }
        },
        {
            key: 'isOpen',
            get: function get() {
                return this.opened
            }
        }]);
        return SecondaryToolbar
    } ();
    exports.SecondaryToolbar = SecondaryToolbar
}), (function(module, exports, __webpack_require__) {
    "use strict";
    Object.defineProperty(exports, "__esModule", {
        value: true
    });
    exports.DefaultTextLayerFactory = exports.TextLayerBuilder = undefined;
    var _createClass = function() {
        function defineProperties(target, props) {
            for (var i = 0; i < props.length; i++) {
                var descriptor = props[i];
                descriptor.enumerable = descriptor.enumerable || false;
                descriptor.configurable = true;
                if ("value" in descriptor) descriptor.writable = true;
                Object.defineProperty(target, descriptor.key, descriptor)
            }
        }
        return function(Constructor, protoProps, staticProps) {
            if (protoProps) defineProperties(Constructor.prototype, protoProps);
            if (staticProps) defineProperties(Constructor, staticProps);
            return Constructor
        }
    } ();
    var _dom_events = __webpack_require__(2);
    var _pdfjsLib = __webpack_require__(1);
    function _classCallCheck(instance, Constructor) {
        if (! (instance instanceof Constructor)) {
            throw new TypeError("Cannot call a class as a function");
        }
    }
    var EXPAND_DIVS_TIMEOUT = 300;
    var TextLayerBuilder = function() {
        function TextLayerBuilder(_ref) {
            var textLayerDiv = _ref.textLayerDiv,
            eventBus = _ref.eventBus,
            pageIndex = _ref.pageIndex,
            viewport = _ref.viewport,
            _ref$findController = _ref.findController,
            findController = _ref$findController === undefined ? null: _ref$findController,
            _ref$enhanceTextSelec = _ref.enhanceTextSelection,
            enhanceTextSelection = _ref$enhanceTextSelec === undefined ? false: _ref$enhanceTextSelec;
            _classCallCheck(this, TextLayerBuilder);
            this.textLayerDiv = textLayerDiv;
            this.eventBus = eventBus || (0, _dom_events.getGlobalEventBus)();
            this.textContent = null;
            this.textContentItemsStr = [];
            this.textContentStream = null;
            this.renderingDone = false;
            this.pageIdx = pageIndex;
            this.pageNumber = this.pageIdx + 1;
            this.matches = [];
            this.viewport = viewport;
            this.textDivs = [];
            this.findController = findController;
            this.textLayerRenderTask = null;
            this.enhanceTextSelection = enhanceTextSelection;
            this._bindMouse()
        }
        _createClass(TextLayerBuilder, [{
            key: '_finishRendering',
            value: function _finishRendering() {
                this.renderingDone = true;
                if (!this.enhanceTextSelection) {
                    var endOfContent = document.createElement('div');
                    endOfContent.className = 'endOfContent';
                    this.textLayerDiv.appendChild(endOfContent)
                }
                this.eventBus.dispatch('textlayerrendered', {
                    source: this,
                    pageNumber: this.pageNumber,
                    numTextDivs: this.textDivs.length
                })
            }
        },
        {
            key: 'render',
            value: function render() {
                var _this = this;
                var timeout = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : 0;
                if (! (this.textContent || this.textContentStream) || this.renderingDone) {
                    return
                }
                this.cancel();
                this.textDivs = [];
                var textLayerFrag = document.createDocumentFragment();
                this.textLayerRenderTask = (0, _pdfjsLib.renderTextLayer)({
                    textContent: this.textContent,
                    textContentStream: this.textContentStream,
                    container: textLayerFrag,
                    viewport: this.viewport,
                    textDivs: this.textDivs,
                    textContentItemsStr: this.textContentItemsStr,
                    timeout: timeout,
                    enhanceTextSelection: this.enhanceTextSelection
                });
                this.textLayerRenderTask.promise.then(function() {
                    _this.textLayerDiv.appendChild(textLayerFrag);
                    _this._finishRendering();
                    _this.updateMatches()
                },
                function(reason) {})
            }
        },
        {
            key: 'cancel',
            value: function cancel() {
                if (this.textLayerRenderTask) {
                    this.textLayerRenderTask.cancel();
                    this.textLayerRenderTask = null
                }
            }
        },
        {
            key: 'setTextContentStream',
            value: function setTextContentStream(readableStream) {
                this.cancel();
                this.textContentStream = readableStream
            }
        },
        {
            key: 'setTextContent',
            value: function setTextContent(textContent) {
                this.cancel();
                this.textContent = textContent
            }
        },
        {
            key: 'convertMatches',
            value: function convertMatches(matches, matchesLength) {
                var i = 0;
                var iIndex = 0;
                var textContentItemsStr = this.textContentItemsStr;
                var end = textContentItemsStr.length - 1;
                var queryLen = this.findController === null ? 0 : this.findController.state.query.length;
                var ret = [];
                if (!matches) {
                    return ret
                }
                for (var m = 0,
                len = matches.length; m < len; m++) {
                    var matchIdx = matches[m];
                    while (i !== end && matchIdx >= iIndex + textContentItemsStr[i].length) {
                        iIndex += textContentItemsStr[i].length;
                        i++
                    }
                    if (i === textContentItemsStr.length) {
                        console.error('Could not find a matching mapping')
                    }
                    var match = {
                        begin: {
                            divIdx: i,
                            offset: matchIdx - iIndex
                        }
                    };
                    if (matchesLength) {
                        matchIdx += matchesLength[m]
                    } else {
                        matchIdx += queryLen
                    }
                    while (i !== end && matchIdx > iIndex + textContentItemsStr[i].length) {
                        iIndex += textContentItemsStr[i].length;
                        i++
                    }
                    match.end = {
                        divIdx: i,
                        offset: matchIdx - iIndex
                    };
                    ret.push(match)
                }
                return ret
            }
        },
        {
            key: 'renderMatches',
            value: function renderMatches(matches) {
                if (matches.length === 0) {
                    return
                }
                var textContentItemsStr = this.textContentItemsStr;
                var textDivs = this.textDivs;
                var prevEnd = null;
                var pageIdx = this.pageIdx;
                var isSelectedPage = this.findController === null ? false: pageIdx === this.findController.selected.pageIdx;
                var selectedMatchIdx = this.findController === null ? -1 : this.findController.selected.matchIdx;
                var highlightAll = this.findController === null ? false: this.findController.state.highlightAll;
                var infinity = {
                    divIdx: -1,
                    offset: undefined
                };
                function beginText(begin, className) {
                    var divIdx = begin.divIdx;
                    textDivs[divIdx].textContent = '';
                    appendTextToDiv(divIdx, 0, begin.offset, className)
                }
                function appendTextToDiv(divIdx, fromOffset, toOffset, className) {
                    var div = textDivs[divIdx];
                    var content = textContentItemsStr[divIdx].substring(fromOffset, toOffset);
                    var node = document.createTextNode(content);
                    if (className) {
                        var span = document.createElement('span');
                        span.className = className;
                        span.appendChild(node);
                        div.appendChild(span);
                        return
                    }
                    div.appendChild(node)
                }
                var i0 = selectedMatchIdx,
                i1 = i0 + 1;
                if (highlightAll) {
                    i0 = 0;
                    i1 = matches.length
                } else if (!isSelectedPage) {
                    return
                }
                for (var i = i0; i < i1; i++) {
                    var match = matches[i];
                    var begin = match.begin;
                    var end = match.end;
                    var isSelected = isSelectedPage && i === selectedMatchIdx;
                    var highlightSuffix = isSelected ? ' selected': '';
                    if (this.findController) {
                        this.findController.updateMatchPosition(pageIdx, i, textDivs, begin.divIdx)
                    }
                    if (!prevEnd || begin.divIdx !== prevEnd.divIdx) {
                        if (prevEnd !== null) {
                            appendTextToDiv(prevEnd.divIdx, prevEnd.offset, infinity.offset)
                        }
                        beginText(begin)
                    } else {
                        appendTextToDiv(prevEnd.divIdx, prevEnd.offset, begin.offset)
                    }
                    if (begin.divIdx === end.divIdx) {
                        appendTextToDiv(begin.divIdx, begin.offset, end.offset, 'highlight' + highlightSuffix)
                    } else {
                        appendTextToDiv(begin.divIdx, begin.offset, infinity.offset, 'highlight begin' + highlightSuffix);
                        for (var n0 = begin.divIdx + 1,
                        n1 = end.divIdx; n0 < n1; n0++) {
                            textDivs[n0].className = 'highlight middle' + highlightSuffix
                        }
                        beginText(end, 'highlight end' + highlightSuffix)
                    }
                    prevEnd = end
                }
                if (prevEnd) {
                    appendTextToDiv(prevEnd.divIdx, prevEnd.offset, infinity.offset)
                }
            }
        },
        {
            key: 'updateMatches',
            value: function updateMatches() {
                if (!this.renderingDone) {
                    return
                }
                var matches = this.matches;
                var textDivs = this.textDivs;
                var textContentItemsStr = this.textContentItemsStr;
                var clearedUntilDivIdx = -1;
                for (var i = 0,
                len = matches.length; i < len; i++) {
                    var match = matches[i];
                    var begin = Math.max(clearedUntilDivIdx, match.begin.divIdx);
                    for (var n = begin,
                    end = match.end.divIdx; n <= end; n++) {
                        var div = textDivs[n];
                        div.textContent = textContentItemsStr[n];
                        div.className = ''
                    }
                    clearedUntilDivIdx = match.end.divIdx + 1
                }
                if (this.findController === null || !this.findController.active) {
                    return
                }
                var pageMatches = void 0,
                pageMatchesLength = void 0;
                if (this.findController !== null) {
                    pageMatches = this.findController.pageMatches[this.pageIdx] || null;
                    pageMatchesLength = this.findController.pageMatchesLength ? this.findController.pageMatchesLength[this.pageIdx] || null: null
                }
                this.matches = this.convertMatches(pageMatches, pageMatchesLength);
                this.renderMatches(this.matches)
            }
        },
        {
            key: '_bindMouse',
            value: function _bindMouse() {
                var _this2 = this;
                var div = this.textLayerDiv;
                var expandDivsTimer = null;
                div.addEventListener('mousedown',
                function(evt) {
                    if (_this2.enhanceTextSelection && _this2.textLayerRenderTask) {
                        _this2.textLayerRenderTask.expandTextDivs(true);
                        if (expandDivsTimer) {
                            clearTimeout(expandDivsTimer);
                            expandDivsTimer = null
                        }
                        return
                    }
                    var end = div.querySelector('.endOfContent');
                    if (!end) {
                        return
                    }
                    var adjustTop = evt.target !== div;
                    adjustTop = adjustTop && window.getComputedStyle(end).getPropertyValue('-moz-user-select') !== 'none';
                    if (adjustTop) {
                        var divBounds = div.getBoundingClientRect();
                        var r = Math.max(0, (evt.pageY - divBounds.top) / divBounds.height);
                        end.style.top = (r * 100).toFixed(2) + '%'
                    }
                    end.classList.add('active')
                });
                div.addEventListener('mouseup',
                function() {
                    if (_this2.enhanceTextSelection && _this2.textLayerRenderTask) {
                        expandDivsTimer = setTimeout(function() {
                            if (_this2.textLayerRenderTask) {
                                _this2.textLayerRenderTask.expandTextDivs(false)
                            }
                            expandDivsTimer = null
                        },
                        EXPAND_DIVS_TIMEOUT);
                        return
                    }
                    var end = div.querySelector('.endOfContent');
                    if (!end) {
                        return
                    }
                    end.style.top = '';
                    end.classList.remove('active')
                })
            }
        }]);
        return TextLayerBuilder
    } ();
    var DefaultTextLayerFactory = function() {
        function DefaultTextLayerFactory() {
            _classCallCheck(this, DefaultTextLayerFactory)
        }
        _createClass(DefaultTextLayerFactory, [{
            key: 'createTextLayerBuilder',
            value: function createTextLayerBuilder(textLayerDiv, pageIndex, viewport) {
                var enhanceTextSelection = arguments.length > 3 && arguments[3] !== undefined ? arguments[3] : false;
                return new TextLayerBuilder({
                    textLayerDiv: textLayerDiv,
                    pageIndex: pageIndex,
                    viewport: viewport,
                    enhanceTextSelection: enhanceTextSelection
                })
            }
        }]);
        return DefaultTextLayerFactory
    } ();
    exports.TextLayerBuilder = TextLayerBuilder;
    exports.DefaultTextLayerFactory = DefaultTextLayerFactory
}), (function(module, exports, __webpack_require__) {
    "use strict";
    Object.defineProperty(exports, "__esModule", {
        value: true
    });
    exports.Toolbar = undefined;
    var _createClass = function() {
        function defineProperties(target, props) {
            for (var i = 0; i < props.length; i++) {
                var descriptor = props[i];
                descriptor.enumerable = descriptor.enumerable || false;
                descriptor.configurable = true;
                if ("value" in descriptor) descriptor.writable = true;
                Object.defineProperty(target, descriptor.key, descriptor)
            }
        }
        return function(Constructor, protoProps, staticProps) {
            if (protoProps) defineProperties(Constructor.prototype, protoProps);
            if (staticProps) defineProperties(Constructor, staticProps);
            return Constructor
        }
    } ();
    var _ui_utils = __webpack_require__(0);
    function _classCallCheck(instance, Constructor) {
        if (! (instance instanceof Constructor)) {
            throw new TypeError("Cannot call a class as a function");
        }
    }
    var PAGE_NUMBER_LOADING_INDICATOR = 'visiblePageIsLoading';
    var SCALE_SELECT_CONTAINER_PADDING = 8;
    var SCALE_SELECT_PADDING = 22;
    var Toolbar = function() {
        function Toolbar(options, mainContainer, eventBus) {
            var l10n = arguments.length > 3 && arguments[3] !== undefined ? arguments[3] : _ui_utils.NullL10n;
            _classCallCheck(this, Toolbar);
            this.toolbar = options.container;
            this.mainContainer = mainContainer;
            this.eventBus = eventBus;
            this.l10n = l10n;
            this.items = options;
            this._wasLocalized = false;
            this.reset();
            this._bindListeners()
        }
        _createClass(Toolbar, [{
            key: 'setPageNumber',
            value: function setPageNumber(pageNumber, pageLabel) {
                this.pageNumber = pageNumber;
                this.pageLabel = pageLabel;
                this._updateUIState(false)
            }
        },
        {
            key: 'setPagesCount',
            value: function setPagesCount(pagesCount, hasPageLabels) {
                this.pagesCount = pagesCount;
                this.hasPageLabels = hasPageLabels;
                this._updateUIState(true)
            }
        },
        {
            key: 'setPageScale',
            value: function setPageScale(pageScaleValue, pageScale) {
                this.pageScaleValue = pageScaleValue;
                this.pageScale = pageScale;
                this._updateUIState(false)
            }
        },
        {
            key: 'reset',
            value: function reset() {
                this.pageNumber = 0;
                this.pageLabel = null;
                this.hasPageLabels = false;
                this.pagesCount = 0;
                this.pageScaleValue = _ui_utils.DEFAULT_SCALE_VALUE;
                this.pageScale = _ui_utils.DEFAULT_SCALE;
                this._updateUIState(true)
            }
        },
        {
            key: '_bindListeners',
            value: function _bindListeners() {
                var _this = this;
                var eventBus = this.eventBus,
                items = this.items;
                var self = this;
                items.previous.addEventListener('click',
                function() {
                    eventBus.dispatch('previouspage')
                });
                items.next.addEventListener('click',
                function() {
                    eventBus.dispatch('nextpage')
                });
                items.zoomIn.addEventListener('click',
                function() {
                    eventBus.dispatch('zoomin')
                });
                items.zoomOut.addEventListener('click',
                function() {
                    eventBus.dispatch('zoomout')
                });
                items.pageNumber.addEventListener('click',
                function() {
                    this.select()
                });
                items.pageNumber.addEventListener('change',
                function() {
                    eventBus.dispatch('pagenumberchanged', {
                        source: self,
                        value: this.value
                    })
                });
                items.scaleSelect.addEventListener('change',
                function() {
                    if (this.value === 'custom') {
                        return
                    }
                    eventBus.dispatch('scalechanged', {
                        source: self,
                        value: this.value
                    })
                });
                items.presentationModeButton.addEventListener('click',
                function() {
                    eventBus.dispatch('presentationmode')
                });
                items.openFile.addEventListener('click',
                function() {
                    eventBus.dispatch('openfile')
                });
                items.print.addEventListener('click',
                function() {
                    eventBus.dispatch('print')
                });
                items.download.addEventListener('click',
                function() {
                    eventBus.dispatch('download')
                });
                items.scaleSelect.oncontextmenu = _ui_utils.noContextMenuHandler;
                eventBus.on('localized',
                function() {
                    _this._localized()
                })
            }
        },
        {
            key: '_localized',
            value: function _localized() {
                this._wasLocalized = true;
                this._adjustScaleWidth();
                this._updateUIState(true)
            }
        },
        {
            key: '_updateUIState',
            value: function _updateUIState() {
                var resetNumPages = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : false;
                if (!this._wasLocalized) {
                    return
                }
                var pageNumber = this.pageNumber,
                pagesCount = this.pagesCount,
                items = this.items;
                var scaleValue = (this.pageScaleValue || this.pageScale).toString();
                var scale = this.pageScale;
                if (resetNumPages) {
                    if (this.hasPageLabels) {
                        items.pageNumber.type = 'text'
                    } else {
                        items.pageNumber.type = 'number';
                        this.l10n.get('of_pages', {
                            pagesCount: pagesCount
                        },
                        'of {{pagesCount}}').then(function(msg) {
                            items.numPages.textContent = msg
                        })
                    }
                    items.pageNumber.max = pagesCount
                }
                if (this.hasPageLabels) {
                    items.pageNumber.value = this.pageLabel;
                    this.l10n.get('page_of_pages', {
                        pageNumber: pageNumber,
                        pagesCount: pagesCount
                    },
                    '({{pageNumber}} of {{pagesCount}})').then(function(msg) {
                        items.numPages.textContent = msg
                    })
                } else {
                    items.pageNumber.value = pageNumber
                }
                items.previous.disabled = pageNumber <= 1;
                items.next.disabled = pageNumber >= pagesCount;
                items.zoomOut.disabled = scale <= _ui_utils.MIN_SCALE;
                items.zoomIn.disabled = scale >= _ui_utils.MAX_SCALE;
                var customScale = Math.round(scale * 10000) / 100;
                this.l10n.get('page_scale_percent', {
                    scale: customScale
                },
                '{{scale}}%').then(function(msg) {
                    var options = items.scaleSelect.options;
                    var predefinedValueFound = false;
                    for (var i = 0,
                    ii = options.length; i < ii; i++) {
                        var option = options[i];
                        if (option.value !== scaleValue) {
                            option.selected = false;
                            continue
                        }
                        option.selected = true;
                        predefinedValueFound = true
                    }
                    if (!predefinedValueFound) {
                        items.customScaleOption.textContent = msg;
                        items.customScaleOption.selected = true
                    }
                })
            }
        },
        {
            key: 'updateLoadingIndicatorState',
            value: function updateLoadingIndicatorState() {
                var loading = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : false;
                var pageNumberInput = this.items.pageNumber;
                if (loading) {
                    pageNumberInput.classList.add(PAGE_NUMBER_LOADING_INDICATOR)
                } else {
                    pageNumberInput.classList.remove(PAGE_NUMBER_LOADING_INDICATOR)
                }
            }
        },
        {
            key: '_adjustScaleWidth',
            value: function _adjustScaleWidth() {
                var container = this.items.scaleSelectContainer;
                var select = this.items.scaleSelect;
                _ui_utils.animationStarted.then(function() {
                    if (container.clientWidth === 0) {
                        container.setAttribute('style', 'display: inherit;')
                    }
                    if (container.clientWidth > 0) {
                        select.setAttribute('style', 'min-width: inherit;');
                        var width = select.clientWidth + SCALE_SELECT_CONTAINER_PADDING;
                        select.setAttribute('style', 'min-width: ' + (width + SCALE_SELECT_PADDING) + 'px;');
                        container.setAttribute('style', 'min-width: ' + width + 'px; ' + 'max-width: ' + width + 'px;')
                    }
                })
            }
        }]);
        return Toolbar
    } ();
    exports.Toolbar = Toolbar
}), (function(module, exports, __webpack_require__) {
    "use strict";
    Object.defineProperty(exports, "__esModule", {
        value: true
    });
    var _createClass = function() {
        function defineProperties(target, props) {
            for (var i = 0; i < props.length; i++) {
                var descriptor = props[i];
                descriptor.enumerable = descriptor.enumerable || false;
                descriptor.configurable = true;
                if ("value" in descriptor) descriptor.writable = true;
                Object.defineProperty(target, descriptor.key, descriptor)
            }
        }
        return function(Constructor, protoProps, staticProps) {
            if (protoProps) defineProperties(Constructor.prototype, protoProps);
            if (staticProps) defineProperties(Constructor, staticProps);
            return Constructor
        }
    } ();
    function _classCallCheck(instance, Constructor) {
        if (! (instance instanceof Constructor)) {
            throw new TypeError("Cannot call a class as a function");
        }
    }
    var DEFAULT_VIEW_HISTORY_CACHE_SIZE = 20;
    var ViewHistory = function() {
        function ViewHistory(fingerprint) {
            var _this = this;
            var cacheSize = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : DEFAULT_VIEW_HISTORY_CACHE_SIZE;
            _classCallCheck(this, ViewHistory);
            this.fingerprint = fingerprint;
            this.cacheSize = cacheSize;
            this._initializedPromise = this._readFromStorage().then(function(databaseStr) {
                var database = JSON.parse(databaseStr || '{}');
                if (! ('files' in database)) {
                    database.files = []
                }
                if (database.files.length >= _this.cacheSize) {
                    database.files.shift()
                }
                var index = void 0;
                for (var i = 0,
                length = database.files.length; i < length; i++) {
                    var branch = database.files[i];
                    if (branch.fingerprint === _this.fingerprint) {
                        index = i;
                        break
                    }
                }
                if (typeof index !== 'number') {
                    index = database.files.push({
                        fingerprint: _this.fingerprint
                    }) - 1
                }
                _this.file = database.files[index];
                _this.database = database
            })
        }
        _createClass(ViewHistory, [{
            key: '_writeToStorage',
            value: function _writeToStorage() {
                var _this2 = this;
                return new Promise(function(resolve) {
                    var databaseStr = JSON.stringify(_this2.database);
                    localStorage.setItem('pdfjs.history', databaseStr);
                    resolve()
                })
            }
        },
        {
            key: '_readFromStorage',
            value: function _readFromStorage() {
                return new Promise(function(resolve) {
                    var value = localStorage.getItem('pdfjs.history');
                    if (!value) {
                        var databaseStr = localStorage.getItem('database');
                        if (databaseStr) {
                            try {
                                var database = JSON.parse(databaseStr);
                                if (typeof database.files[0].fingerprint === 'string') {
                                    localStorage.setItem('pdfjs.history', databaseStr);
                                    localStorage.removeItem('database');
                                    value = databaseStr
                                }
                            } catch(ex) {}
                        }
                    }
                    resolve(value)
                })
            }
        },
        {
            key: 'set',
            value: function set(name, val) {
                var _this3 = this;
                return this._initializedPromise.then(function() {
                    _this3.file[name] = val;
                    return _this3._writeToStorage()
                })
            }
        },
        {
            key: 'setMultiple',
            value: function setMultiple(properties) {
                var _this4 = this;
                return this._initializedPromise.then(function() {
                    for (var name in properties) {
                        _this4.file[name] = properties[name]
                    }
                    return _this4._writeToStorage()
                })
            }
        },
        {
            key: 'get',
            value: function get(name, defaultValue) {
                var _this5 = this;
                return this._initializedPromise.then(function() {
                    var val = _this5.file[name];
                    return val !== undefined ? val: defaultValue
                })
            }
        },
        {
            key: 'getMultiple',
            value: function getMultiple(properties) {
                var _this6 = this;
                return this._initializedPromise.then(function() {
                    var values = Object.create(null);
                    for (var name in properties) {
                        var val = _this6.file[name];
                        values[name] = val !== undefined ? val: properties[name]
                    }
                    return values
                })
            }
        }]);
        return ViewHistory
    } ();
    exports.ViewHistory = ViewHistory
}), (function(module, exports, __webpack_require__) {
    "use strict";
    var DEFAULT_URL = cgl_pdf_src;
    var pdfjsWebApp = void 0; {
        pdfjsWebApp = __webpack_require__(4)
    }; {
        __webpack_require__(8)
    }; {
        __webpack_require__(9)
    }
    function getViewerConfiguration() {
        return {
            appContainer: document.body,
            mainContainer: document.getElementById('viewerContainer'),
            viewerContainer: document.getElementById('viewer'),
            eventBus: null,
            toolbar: {
                container: document.getElementById('toolbarViewer'),
                numPages: document.getElementById('numPages'),
                pageNumber: document.getElementById('pageNumber'),
                scaleSelectContainer: document.getElementById('scaleSelectContainer'),
                scaleSelect: document.getElementById('scaleSelect'),
                customScaleOption: document.getElementById('customScaleOption'),
                previous: document.getElementById('previous'),
                next: document.getElementById('next'),
                zoomIn: document.getElementById('zoomIn'),
                zoomOut: document.getElementById('zoomOut'),
                viewFind: document.getElementById('viewFind'),
                openFile: document.getElementById('openFile'),
                print: document.getElementById('print'),
                presentationModeButton: document.getElementById('presentationMode'),
                download: document.getElementById('download'),
                viewBookmark: document.getElementById('viewBookmark')
            },
            secondaryToolbar: {
                toolbar: document.getElementById('secondaryToolbar'),
                toggleButton: document.getElementById('secondaryToolbarToggle'),
                toolbarButtonContainer: document.getElementById('secondaryToolbarButtonContainer'),
                presentationModeButton: document.getElementById('secondaryPresentationMode'),
                openFileButton: document.getElementById('secondaryOpenFile'),
                printButton: document.getElementById('secondaryPrint'),
                downloadButton: document.getElementById('secondaryDownload'),
                viewBookmarkButton: document.getElementById('secondaryViewBookmark'),
                firstPageButton: document.getElementById('firstPage'),
                lastPageButton: document.getElementById('lastPage'),
                pageRotateCwButton: document.getElementById('pageRotateCw'),
                pageRotateCcwButton: document.getElementById('pageRotateCcw'),
                cursorSelectToolButton: document.getElementById('cursorSelectTool'),
                cursorHandToolButton: document.getElementById('cursorHandTool'),
                documentPropertiesButton: document.getElementById('documentProperties')
            },
            fullscreen: {
                contextFirstPage: document.getElementById('contextFirstPage'),
                contextLastPage: document.getElementById('contextLastPage'),
                contextPageRotateCw: document.getElementById('contextPageRotateCw'),
                contextPageRotateCcw: document.getElementById('contextPageRotateCcw')
            },
            sidebar: {
                mainContainer: document.getElementById('mainContainer'),
                outerContainer: document.getElementById('outerContainer'),
                toggleButton: document.getElementById('sidebarToggle'),
                thumbnailButton: document.getElementById('viewThumbnail'),
                outlineButton: document.getElementById('viewOutline'),
                attachmentsButton: document.getElementById('viewAttachments'),
                thumbnailView: document.getElementById('thumbnailView'),
                outlineView: document.getElementById('outlineView'),
                attachmentsView: document.getElementById('attachmentsView')
            },
            findBar: {
                bar: document.getElementById('findbar'),
                toggleButton: document.getElementById('viewFind'),
                findField: document.getElementById('findInput'),
                highlightAllCheckbox: document.getElementById('findHighlightAll'),
                caseSensitiveCheckbox: document.getElementById('findMatchCase'),
                findMsg: document.getElementById('findMsg'),
                findResultsCount: document.getElementById('findResultsCount'),
                findStatusIcon: document.getElementById('findStatusIcon'),
                findPreviousButton: document.getElementById('findPrevious'),
                findNextButton: document.getElementById('findNext')
            },
            passwordOverlay: {
                overlayName: 'passwordOverlay',
                container: document.getElementById('passwordOverlay'),
                label: document.getElementById('passwordText'),
                input: document.getElementById('password'),
                submitButton: document.getElementById('passwordSubmit'),
                cancelButton: document.getElementById('passwordCancel')
            },
            documentProperties: {
                overlayName: 'documentPropertiesOverlay',
                container: document.getElementById('documentPropertiesOverlay'),
                closeButton: document.getElementById('documentPropertiesClose'),
                fields: {
                    'fileName': document.getElementById('fileNameField'),
                    'fileSize': document.getElementById('fileSizeField'),
                    'title': document.getElementById('titleField'),
                    'author': document.getElementById('authorField'),
                    'subject': document.getElementById('subjectField'),
                    'keywords': document.getElementById('keywordsField'),
                    'creationDate': document.getElementById('creationDateField'),
                    'modificationDate': document.getElementById('modificationDateField'),
                    'creator': document.getElementById('creatorField'),
                    'producer': document.getElementById('producerField'),
                    'version': document.getElementById('versionField'),
                    'pageCount': document.getElementById('pageCountField')
                }
            },
            errorWrapper: {
                container: document.getElementById('errorWrapper'),
                errorMessage: document.getElementById('errorMessage'),
                closeButton: document.getElementById('errorClose'),
                errorMoreInfo: document.getElementById('errorMoreInfo'),
                moreInfoButton: document.getElementById('errorShowMore'),
                lessInfoButton: document.getElementById('errorShowLess')
            },
            printContainer: document.getElementById('printContainer'),
            openFileInputName: 'fileInput',
            debuggerScriptPath: './debugger.js',
            defaultUrl: DEFAULT_URL
        }
    }
    function webViewerLoad() {
        var config = getViewerConfiguration();
        window.PDFViewerApplication = pdfjsWebApp.PDFViewerApplication;
        pdfjsWebApp.PDFViewerApplication.run(config)
    }
    if (document.readyState === 'interactive' || document.readyState === 'complete') {
        webViewerLoad()
    } else {
        document.addEventListener('DOMContentLoaded', webViewerLoad, true)
    }
})]);
/* Copyright 2017 Mozilla Foundation
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
(function(modules) {
    var installedModules = {};
    function __webpack_require__(moduleId) {
        if (installedModules[moduleId]) {
            return installedModules[moduleId].exports
        }
        var module = installedModules[moduleId] = {
            i: moduleId,
            l: false,
            exports: {}
        };
        modules[moduleId].call(module.exports, module, module.exports, __webpack_require__);
        module.l = true;
        return module.exports
    }
    __webpack_require__.m = modules;
    __webpack_require__.c = installedModules;
    __webpack_require__.i = function(value) {
        return value
    };
    __webpack_require__.d = function(exports, name, getter) {
        if (!__webpack_require__.o(exports, name)) {
            Object.defineProperty(exports, name, {
                configurable: false,
                enumerable: true,
                get: getter
            })
        }
    };
    __webpack_require__.n = function(module) {
        var getter = module && module.__esModule ?
        function getDefault() {
            return module['default']
        }: function getModuleExports() {
            return module
        };
        __webpack_require__.d(getter, 'a', getter);
        return getter
    };
    __webpack_require__.o = function(object, property) {
        return Object.prototype.hasOwnProperty.call(object, property)
    };
    __webpack_require__.p = "";
    return __webpack_require__(__webpack_require__.s = 33)
})([(function(module, exports, __webpack_require__) {
    "use strict";
    Object.defineProperty(exports, "__esModule", {
        value: true
    });
    exports.localized = exports.animationStarted = exports.normalizeWheelEventDelta = exports.binarySearchFirstItem = exports.watchScroll = exports.scrollIntoView = exports.getOutputScale = exports.approximateFraction = exports.roundToDivide = exports.getVisibleElements = exports.parseQueryString = exports.noContextMenuHandler = exports.getPDFFileNameFromURL = exports.ProgressBar = exports.EventBus = exports.NullL10n = exports.mozL10n = exports.RendererType = exports.cloneObj = exports.VERTICAL_PADDING = exports.SCROLLBAR_PADDING = exports.MAX_AUTO_SCALE = exports.UNKNOWN_SCALE = exports.MAX_SCALE = exports.MIN_SCALE = exports.DEFAULT_SCALE = exports.DEFAULT_SCALE_VALUE = exports.CSS_UNITS = undefined;
    var _createClass = function() {
        function defineProperties(target, props) {
            for (var i = 0; i < props.length; i++) {
                var descriptor = props[i];
                descriptor.enumerable = descriptor.enumerable || false;
                descriptor.configurable = true;
                if ("value" in descriptor) descriptor.writable = true;
                Object.defineProperty(target, descriptor.key, descriptor)
            }
        }
        return function(Constructor, protoProps, staticProps) {
            if (protoProps) defineProperties(Constructor.prototype, protoProps);
            if (staticProps) defineProperties(Constructor, staticProps);
            return Constructor
        }
    } ();
    var _pdfjsLib = __webpack_require__(1);
    function _classCallCheck(instance, Constructor) {
        if (! (instance instanceof Constructor)) {
            throw new TypeError("Cannot call a class as a function");
        }
    }
    var CSS_UNITS = 96.0 / 72.0;
    var DEFAULT_SCALE_VALUE = 'auto';
    var DEFAULT_SCALE = 1.0;
    var MIN_SCALE = 0.25;
    var MAX_SCALE = 10.0;
    var UNKNOWN_SCALE = 0;
    var MAX_AUTO_SCALE = 1.25;
    var SCROLLBAR_PADDING = 40;
    var VERTICAL_PADDING = 5;
    var RendererType = {
        CANVAS: 'canvas',
        SVG: 'svg'
    };
    function formatL10nValue(text, args) {
        if (!args) {
            return text
        }
        return text.replace(/\{\{\s*(\w+)\s*\}\}/g,
        function(all, name) {
            return name in args ? args[name] : '{{' + name + '}}'
        })
    }
    var NullL10n = {
        get: function get(property, args, fallback) {
            return Promise.resolve(formatL10nValue(fallback, args))
        },
        translate: function translate(element) {
            return Promise.resolve()
        }
    };
    _pdfjsLib.PDFJS.disableFullscreen = _pdfjsLib.PDFJS.disableFullscreen === undefined ? false: _pdfjsLib.PDFJS.disableFullscreen;
    _pdfjsLib.PDFJS.useOnlyCssZoom = _pdfjsLib.PDFJS.useOnlyCssZoom === undefined ? false: _pdfjsLib.PDFJS.useOnlyCssZoom;
    _pdfjsLib.PDFJS.maxCanvasPixels = _pdfjsLib.PDFJS.maxCanvasPixels === undefined ? 16777216 : _pdfjsLib.PDFJS.maxCanvasPixels;
    _pdfjsLib.PDFJS.disableHistory = _pdfjsLib.PDFJS.disableHistory === undefined ? false: _pdfjsLib.PDFJS.disableHistory;
    _pdfjsLib.PDFJS.disableTextLayer = _pdfjsLib.PDFJS.disableTextLayer === undefined ? false: _pdfjsLib.PDFJS.disableTextLayer;
    _pdfjsLib.PDFJS.ignoreCurrentPositionOnZoom = _pdfjsLib.PDFJS.ignoreCurrentPositionOnZoom === undefined ? false: _pdfjsLib.PDFJS.ignoreCurrentPositionOnZoom; {
        _pdfjsLib.PDFJS.locale = _pdfjsLib.PDFJS.locale === undefined && typeof navigator !== 'undefined' ? navigator.language: _pdfjsLib.PDFJS.locale
    }
    function getOutputScale(ctx) {
        var devicePixelRatio = window.devicePixelRatio || 1;
        var backingStoreRatio = ctx.webkitBackingStorePixelRatio || ctx.mozBackingStorePixelRatio || ctx.msBackingStorePixelRatio || ctx.oBackingStorePixelRatio || ctx.backingStorePixelRatio || 1;
        var pixelRatio = devicePixelRatio / backingStoreRatio;
        return {
            sx: pixelRatio,
            sy: pixelRatio,
            scaled: pixelRatio !== 1
        }
    }
    function scrollIntoView(element, spot) {
        var skipOverflowHiddenElements = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : false;
        var parent = element.offsetParent;
        if (!parent) {
            console.error('offsetParent is not set -- cannot scroll');
            return
        }
        var offsetY = element.offsetTop + element.clientTop;
        var offsetX = element.offsetLeft + element.clientLeft;
        while (parent.clientHeight === parent.scrollHeight || skipOverflowHiddenElements && getComputedStyle(parent).overflow === 'hidden') {
            if (parent.dataset._scaleY) {
                offsetY /= parent.dataset._scaleY;
                offsetX /= parent.dataset._scaleX
            }
            offsetY += parent.offsetTop;
            offsetX += parent.offsetLeft;
            parent = parent.offsetParent;
            if (!parent) {
                return
            }
        }
        if (spot) {
            if (spot.top !== undefined) {
                offsetY += spot.top
            }
            if (spot.left !== undefined) {
                offsetX += spot.left;
                parent.scrollLeft = offsetX
            }
        }
        parent.scrollTop = offsetY
    }
    function watchScroll(viewAreaElement, callback) {
        var debounceScroll = function debounceScroll(evt) {
            if (rAF) {
                return
            }
            rAF = window.requestAnimationFrame(function viewAreaElementScrolled() {
                rAF = null;
                var currentY = viewAreaElement.scrollTop;
                var lastY = state.lastY;
                if (currentY !== lastY) {
                    state.down = currentY > lastY
                }
                state.lastY = currentY;
                callback(state)
            })
        };
        var state = {
            down: true,
            lastY: viewAreaElement.scrollTop,
            _eventHandler: debounceScroll
        };
        var rAF = null;
        viewAreaElement.addEventListener('scroll', debounceScroll, true);
        return state
    }
    function parseQueryString(query) {
        var parts = query.split('&');
        var params = Object.create(null);
        for (var i = 0,
        ii = parts.length; i < ii; ++i) {
            var param = parts[i].split('=');
            var key = param[0].toLowerCase();
            var value = param.length > 1 ? param[1] : null;
            params[decodeURIComponent(key)] = decodeURIComponent(value)
        }
        return params
    }
    function binarySearchFirstItem(items, condition) {
        var minIndex = 0;
        var maxIndex = items.length - 1;
        if (items.length === 0 || !condition(items[maxIndex])) {
            return items.length
        }
        if (condition(items[minIndex])) {
            return minIndex
        }
        while (minIndex < maxIndex) {
            var currentIndex = minIndex + maxIndex >> 1;
            var currentItem = items[currentIndex];
            if (condition(currentItem)) {
                maxIndex = currentIndex
            } else {
                minIndex = currentIndex + 1
            }
        }
        return minIndex
    }
    function approximateFraction(x) {
        if (Math.floor(x) === x) {
            return [x, 1]
        }
        var xinv = 1 / x;
        var limit = 8;
        if (xinv > limit) {
            return [1, limit]
        } else if (Math.floor(xinv) === xinv) {
            return [1, xinv]
        }
        var x_ = x > 1 ? xinv: x;
        var a = 0,
        b = 1,
        c = 1,
        d = 1;
        while (true) {
            var p = a + c,
            q = b + d;
            if (q > limit) {
                break
            }
            if (x_ <= p / q) {
                c = p;
                d = q
            } else {
                a = p;
                b = q
            }
        }
        var result = void 0;
        if (x_ - a / b < c / d - x_) {
            result = x_ === x ? [a, b] : [b, a]
        } else {
            result = x_ === x ? [c, d] : [d, c]
        }
        return result
    }
    function roundToDivide(x, div) {
        var r = x % div;
        return r === 0 ? x: Math.round(x - r + div)
    }
    function getVisibleElements(scrollEl, views) {
        var sortByVisibility = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : false;
        var top = scrollEl.scrollTop,
        bottom = top + scrollEl.clientHeight;
        var left = scrollEl.scrollLeft,
        right = left + scrollEl.clientWidth;
        function isElementBottomBelowViewTop(view) {
            var element = view.div;
            var elementBottom = element.offsetTop + element.clientTop + element.clientHeight;
            return elementBottom > top
        }
        var visible = [],
        view = void 0,
        element = void 0;
        var currentHeight = void 0,
        viewHeight = void 0,
        hiddenHeight = void 0,
        percentHeight = void 0;
        var currentWidth = void 0,
        viewWidth = void 0;
        var firstVisibleElementInd = views.length === 0 ? 0 : binarySearchFirstItem(views, isElementBottomBelowViewTop);
        for (var i = firstVisibleElementInd,
        ii = views.length; i < ii; i++) {
            view = views[i];
            element = view.div;
            currentHeight = element.offsetTop + element.clientTop;
            viewHeight = element.clientHeight;
            if (currentHeight > bottom) {
                break
            }
            currentWidth = element.offsetLeft + element.clientLeft;
            viewWidth = element.clientWidth;
            if (currentWidth + viewWidth < left || currentWidth > right) {
                continue
            }
            hiddenHeight = Math.max(0, top - currentHeight) + Math.max(0, currentHeight + viewHeight - bottom);
            percentHeight = (viewHeight - hiddenHeight) * 100 / viewHeight | 0;
            visible.push({
                id: view.id,
                x: currentWidth,
                y: currentHeight,
                view: view,
                percent: percentHeight
            })
        }
        var first = visible[0];
        var last = visible[visible.length - 1];
        if (sortByVisibility) {
            visible.sort(function(a, b) {
                var pc = a.percent - b.percent;
                if (Math.abs(pc) > 0.001) {
                    return - pc
                }
                return a.id - b.id
            })
        }
        return {
            first: first,
            last: last,
            views: visible
        }
    }
    function noContextMenuHandler(evt) {
        evt.preventDefault()
    }
    function isDataSchema(url) {
        var i = 0,
        ii = url.length;
        while (i < ii && url[i].trim() === '') {
            i++
        }
        return url.substr(i, 5).toLowerCase() === 'data:'
    }
    function getPDFFileNameFromURL(url) {
        var defaultFilename = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : 'document.pdf';
        if (isDataSchema(url)) {
            console.warn('getPDFFileNameFromURL: ' + 'ignoring "data:" URL for performance reasons.');
            return defaultFilename
        }
        var reURI = /^(?:(?:[^:]+:)?\/\/[^\/]+)?([^?#]*)(\?[^#]*)?(#.*)?$/;
        var reFilename = /[^\/?#=]+\.pdf\b(?!.*\.pdf\b)/i;
        var splitURI = reURI.exec(url);
        var suggestedFilename = reFilename.exec(splitURI[1]) || reFilename.exec(splitURI[2]) || reFilename.exec(splitURI[3]);
        if (suggestedFilename) {
            suggestedFilename = suggestedFilename[0];
            if (suggestedFilename.indexOf('%') !== -1) {
                try {
                    suggestedFilename = reFilename.exec(decodeURIComponent(suggestedFilename))[0]
                } catch(ex) {}
            }
        }
        return suggestedFilename || defaultFilename
    }
    function normalizeWheelEventDelta(evt) {
        var delta = Math.sqrt(evt.deltaX * evt.deltaX + evt.deltaY * evt.deltaY);
        var angle = Math.atan2(evt.deltaY, evt.deltaX);
        if ( - 0.25 * Math.PI < angle && angle < 0.75 * Math.PI) {
            delta = -delta
        }
        var MOUSE_DOM_DELTA_PIXEL_MODE = 0;
        var MOUSE_DOM_DELTA_LINE_MODE = 1;
        var MOUSE_PIXELS_PER_LINE = 30;
        var MOUSE_LINES_PER_PAGE = 30;
        if (evt.deltaMode === MOUSE_DOM_DELTA_PIXEL_MODE) {
            delta /= MOUSE_PIXELS_PER_LINE * MOUSE_LINES_PER_PAGE
        } else if (evt.deltaMode === MOUSE_DOM_DELTA_LINE_MODE) {
            delta /= MOUSE_LINES_PER_PAGE
        }
        return delta
    }
    function cloneObj(obj) {
        var result = Object.create(null);
        for (var i in obj) {
            if (Object.prototype.hasOwnProperty.call(obj, i)) {
                result[i] = obj[i]
            }
        }
        return result
    }
    var animationStarted = new Promise(function(resolve) {
        window.requestAnimationFrame(resolve)
    });
    var mozL10n = void 0;
    var localized = Promise.resolve();
    var EventBus = function() {
        function EventBus() {
            _classCallCheck(this, EventBus);
            this._listeners = Object.create(null)
        }
        _createClass(EventBus, [{
            key: 'on',
            value: function on(eventName, listener) {
                var eventListeners = this._listeners[eventName];
                if (!eventListeners) {
                    eventListeners = [];
                    this._listeners[eventName] = eventListeners
                }
                eventListeners.push(listener)
            }
        },
        {
            key: 'off',
            value: function off(eventName, listener) {
                var eventListeners = this._listeners[eventName];
                var i = void 0;
                if (!eventListeners || (i = eventListeners.indexOf(listener)) < 0) {
                    return
                }
                eventListeners.splice(i, 1)
            }
        },
        {
            key: 'dispatch',
            value: function dispatch(eventName) {
                var eventListeners = this._listeners[eventName];
                if (!eventListeners || eventListeners.length === 0) {
                    return
                }
                var args = Array.prototype.slice.call(arguments, 1);
                eventListeners.slice(0).forEach(function(listener) {
                    listener.apply(null, args)
                })
            }
        }]);
        return EventBus
    } ();
    function clamp(v, min, max) {
        return Math.min(Math.max(v, min), max)
    }
    var ProgressBar = function() {
        function ProgressBar(id) {
            var _ref = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {},
            height = _ref.height,
            width = _ref.width,
            units = _ref.units;
            _classCallCheck(this, ProgressBar);
            this.visible = true;
            this.div = document.querySelector(id + ' .progress');
            this.bar = this.div.parentNode;
            this.height = height || 100;
            this.width = width || 100;
            this.units = units || '%';
            this.div.style.height = this.height + this.units;
            this.percent = 0
        }
        _createClass(ProgressBar, [{
            key: '_updateBar',
            value: function _updateBar() {
                if (this._indeterminate) {
                    this.div.classList.add('indeterminate');
                    this.div.style.width = this.width + this.units;
                    return
                }
                this.div.classList.remove('indeterminate');
                var progressSize = this.width * this._percent / 100;
                this.div.style.width = progressSize + this.units
            }
        },
        {
            key: 'setWidth',
            value: function setWidth(viewer) {
                if (!viewer) {
                    return
                }
                var container = viewer.parentNode;
                var scrollbarWidth = container.offsetWidth - viewer.offsetWidth;
                if (scrollbarWidth > 0) {
                    this.bar.setAttribute('style', 'width: calc(100% - ' + scrollbarWidth + 'px);')
                }
            }
        },
        {
            key: 'hide',
            value: function hide() {
                if (!this.visible) {
                    return
                }
                this.visible = false;
                this.bar.classList.add('hidden');
                document.body.classList.remove('loadingInProgress')
            }
        },
        {
            key: 'show',
            value: function show() {
                if (this.visible) {
                    return
                }
                this.visible = true;
                document.body.classList.add('loadingInProgress');
                this.bar.classList.remove('hidden')
            }
        },
        {
            key: 'percent',
            get: function get() {
                return this._percent
            },
            set: function set(val) {
                this._indeterminate = isNaN(val);
                this._percent = clamp(val, 0, 100);
                this._updateBar()
            }
        }]);
        return ProgressBar
    } ();
    exports.CSS_UNITS = CSS_UNITS;
    exports.DEFAULT_SCALE_VALUE = DEFAULT_SCALE_VALUE;
    exports.DEFAULT_SCALE = DEFAULT_SCALE;
    exports.MIN_SCALE = MIN_SCALE;
    exports.MAX_SCALE = MAX_SCALE;
    exports.UNKNOWN_SCALE = UNKNOWN_SCALE;
    exports.MAX_AUTO_SCALE = MAX_AUTO_SCALE;
    exports.SCROLLBAR_PADDING = SCROLLBAR_PADDING;
    exports.VERTICAL_PADDING = VERTICAL_PADDING;
    exports.cloneObj = cloneObj;
    exports.RendererType = RendererType;
    exports.mozL10n = mozL10n;
    exports.NullL10n = NullL10n;
    exports.EventBus = EventBus;
    exports.ProgressBar = ProgressBar;
    exports.getPDFFileNameFromURL = getPDFFileNameFromURL;
    exports.noContextMenuHandler = noContextMenuHandler;
    exports.parseQueryString = parseQueryString;
    exports.getVisibleElements = getVisibleElements;
    exports.roundToDivide = roundToDivide;
    exports.approximateFraction = approximateFraction;
    exports.getOutputScale = getOutputScale;
    exports.scrollIntoView = scrollIntoView;
    exports.watchScroll = watchScroll;
    exports.binarySearchFirstItem = binarySearchFirstItem;
    exports.normalizeWheelEventDelta = normalizeWheelEventDelta;
    exports.animationStarted = animationStarted;
    exports.localized = localized
}), (function(module, exports, __webpack_require__) {
    "use strict";
    var pdfjsLib;
    if (typeof window !== 'undefined' && window['pdfjs-dist/build/pdf']) {
        pdfjsLib = window['pdfjs-dist/build/pdf']
    } else {
        pdfjsLib = require('../build/pdf.js')
    }
    module.exports = pdfjsLib
}), (function(module, exports, __webpack_require__) {
    "use strict";
    Object.defineProperty(exports, "__esModule", {
        value: true
    });
    exports.getGlobalEventBus = exports.attachDOMEventsToEventBus = undefined;
    var _ui_utils = __webpack_require__(0);
    function attachDOMEventsToEventBus(eventBus) {
        eventBus.on('documentload',
        function() {
            var event = document.createEvent('CustomEvent');
            event.initCustomEvent('documentload', true, true, {});
            window.dispatchEvent(event)
        });
        eventBus.on('pagerendered',
        function(evt) {
            var event = document.createEvent('CustomEvent');
            event.initCustomEvent('pagerendered', true, true, {
                pageNumber: evt.pageNumber,
                cssTransform: evt.cssTransform
            });
            evt.source.div.dispatchEvent(event)
        });
        eventBus.on('textlayerrendered',
        function(evt) {
            var event = document.createEvent('CustomEvent');
            event.initCustomEvent('textlayerrendered', true, true, {
                pageNumber: evt.pageNumber
            });
            evt.source.textLayerDiv.dispatchEvent(event)
        });
        eventBus.on('pagechange',
        function(evt) {
            var event = document.createEvent('UIEvents');
            event.initUIEvent('pagechange', true, true, window, 0);
            event.pageNumber = evt.pageNumber;
            evt.source.container.dispatchEvent(event)
        });
        eventBus.on('pagesinit',
        function(evt) {
            var event = document.createEvent('CustomEvent');
            event.initCustomEvent('pagesinit', true, true, null);
            evt.source.container.dispatchEvent(event)
        });
        eventBus.on('pagesloaded',
        function(evt) {
            var event = document.createEvent('CustomEvent');
            event.initCustomEvent('pagesloaded', true, true, {
                pagesCount: evt.pagesCount
            });
            evt.source.container.dispatchEvent(event)
        });
        eventBus.on('scalechange',
        function(evt) {
            var event = document.createEvent('UIEvents');
            event.initUIEvent('scalechange', true, true, window, 0);
            event.scale = evt.scale;
            event.presetValue = evt.presetValue;
            evt.source.container.dispatchEvent(event)
        });
        eventBus.on('updateviewarea',
        function(evt) {
            var event = document.createEvent('UIEvents');
            event.initUIEvent('updateviewarea', true, true, window, 0);
            event.location = evt.location;
            evt.source.container.dispatchEvent(event)
        });
        eventBus.on('find',
        function(evt) {
            if (evt.source === window) {
                return
            }
            var event = document.createEvent('CustomEvent');
            event.initCustomEvent('find' + evt.type, true, true, {
                query: evt.query,
                phraseSearch: evt.phraseSearch,
                caseSensitive: evt.caseSensitive,
                highlightAll: evt.highlightAll,
                findPrevious: evt.findPrevious
            });
            window.dispatchEvent(event)
        });
        eventBus.on('attachmentsloaded',
        function(evt) {
            var event = document.createEvent('CustomEvent');
            event.initCustomEvent('attachmentsloaded', true, true, {
                attachmentsCount: evt.attachmentsCount
            });
            evt.source.container.dispatchEvent(event)
        });
        eventBus.on('sidebarviewchanged',
        function(evt) {
            var event = document.createEvent('CustomEvent');
            event.initCustomEvent('sidebarviewchanged', true, true, {
                view: evt.view
            });
            evt.source.outerContainer.dispatchEvent(event)
        });
        eventBus.on('pagemode',
        function(evt) {
            var event = document.createEvent('CustomEvent');
            event.initCustomEvent('pagemode', true, true, {
                mode: evt.mode
            });
            evt.source.pdfViewer.container.dispatchEvent(event)
        });
        eventBus.on('namedaction',
        function(evt) {
            var event = document.createEvent('CustomEvent');
            event.initCustomEvent('namedaction', true, true, {
                action: evt.action
            });
            evt.source.pdfViewer.container.dispatchEvent(event)
        });
        eventBus.on('presentationmodechanged',
        function(evt) {
            var event = document.createEvent('CustomEvent');
            event.initCustomEvent('presentationmodechanged', true, true, {
                active: evt.active,
                switchInProgress: evt.switchInProgress
            });
            window.dispatchEvent(event)
        });
        eventBus.on('outlineloaded',
        function(evt) {
            var event = document.createEvent('CustomEvent');
            event.initCustomEvent('outlineloaded', true, true, {
                outlineCount: evt.outlineCount
            });
            evt.source.container.dispatchEvent(event)
        })
    }
    var globalEventBus = null;
    function getGlobalEventBus() {
        if (globalEventBus) {
            return globalEventBus
        }
        globalEventBus = new _ui_utils.EventBus();
        attachDOMEventsToEventBus(globalEventBus);
        return globalEventBus
    }
    exports.attachDOMEventsToEventBus = attachDOMEventsToEventBus;
    exports.getGlobalEventBus = getGlobalEventBus
}), (function(module, exports, __webpack_require__) {
    "use strict";
    Object.defineProperty(exports, "__esModule", {
        value: true
    });
    var _createClass = function() {
        function defineProperties(target, props) {
            for (var i = 0; i < props.length; i++) {
                var descriptor = props[i];
                descriptor.enumerable = descriptor.enumerable || false;
                descriptor.configurable = true;
                if ("value" in descriptor) descriptor.writable = true;
                Object.defineProperty(target, descriptor.key, descriptor)
            }
        }
        return function(Constructor, protoProps, staticProps) {
            if (protoProps) defineProperties(Constructor.prototype, protoProps);
            if (staticProps) defineProperties(Constructor, staticProps);
            return Constructor
        }
    } ();
    function _classCallCheck(instance, Constructor) {
        if (! (instance instanceof Constructor)) {
            throw new TypeError("Cannot call a class as a function");
        }
    }
    var CLEANUP_TIMEOUT = 30000;
    var RenderingStates = {
        INITIAL: 0,
        RUNNING: 1,
        PAUSED: 2,
        FINISHED: 3
    };
    var PDFRenderingQueue = function() {
        function PDFRenderingQueue() {
            _classCallCheck(this, PDFRenderingQueue);
            this.pdfViewer = null;
            this.pdfThumbnailViewer = null;
            this.onIdle = null;
            this.highestPriorityPage = null;
            this.idleTimeout = null;
            this.printing = false;
            this.isThumbnailViewEnabled = false
        }
        _createClass(PDFRenderingQueue, [{
            key: "setViewer",
            value: function setViewer(pdfViewer) {
                this.pdfViewer = pdfViewer
            }
        },
        {
            key: "setThumbnailViewer",
            value: function setThumbnailViewer(pdfThumbnailViewer) {
                this.pdfThumbnailViewer = pdfThumbnailViewer
            }
        },
        {
            key: "isHighestPriority",
            value: function isHighestPriority(view) {
                return this.highestPriorityPage === view.renderingId
            }
        },
        {
            key: "renderHighestPriority",
            value: function renderHighestPriority(currentlyVisiblePages) {
                if (this.idleTimeout) {
                    clearTimeout(this.idleTimeout);
                    this.idleTimeout = null
                }
                if (this.pdfViewer.forceRendering(currentlyVisiblePages)) {
                    return
                }
                if (this.pdfThumbnailViewer && this.isThumbnailViewEnabled) {
                    if (this.pdfThumbnailViewer.forceRendering()) {
                        return
                    }
                }
                if (this.printing) {
                    return
                }
                if (this.onIdle) {
                    this.idleTimeout = setTimeout(this.onIdle.bind(this), CLEANUP_TIMEOUT)
                }
            }
        },
        {
            key: "getHighestPriority",
            value: function getHighestPriority(visible, views, scrolledDown) {
                var visibleViews = visible.views;
                var numVisible = visibleViews.length;
                if (numVisible === 0) {
                    return false
                }
                for (var i = 0; i < numVisible; ++i) {
                    var view = visibleViews[i].view;
                    if (!this.isViewFinished(view)) {
                        return view
                    }
                }
                if (scrolledDown) {
                    var nextPageIndex = visible.last.id;
                    if (views[nextPageIndex] && !this.isViewFinished(views[nextPageIndex])) {
                        return views[nextPageIndex]
                    }
                } else {
                    var previousPageIndex = visible.first.id - 2;
                    if (views[previousPageIndex] && !this.isViewFinished(views[previousPageIndex])) {
                        return views[previousPageIndex]
                    }
                }
                return null
            }
        },
        {
            key: "isViewFinished",
            value: function isViewFinished(view) {
                return view.renderingState === RenderingStates.FINISHED
            }
        },
        {
            key: "renderView",
            value: function renderView(view) {
                var _this = this;
                switch (view.renderingState) {
                case RenderingStates.FINISHED:
                    return false;
                case RenderingStates.PAUSED:
                    this.highestPriorityPage = view.renderingId;
                    view.resume();
                    break;
                case RenderingStates.RUNNING:
                    this.highestPriorityPage = view.renderingId;
                    break;
                case RenderingStates.INITIAL:
                    this.highestPriorityPage = view.renderingId;
                    var continueRendering = function continueRendering() {
                        _this.renderHighestPriority()
                    };
                    view.draw().then(continueRendering, continueRendering);
                    break
                }
                return true
            }
        }]);
        return PDFRenderingQueue
    } ();
    exports.RenderingStates = RenderingStates;
    exports.PDFRenderingQueue = PDFRenderingQueue
}), (function(module, exports, __webpack_require__) {
    "use strict";
    Object.defineProperty(exports, "__esModule", {
        value: true
    });
    exports.PDFPrintServiceFactory = exports.DefaultExternalServices = exports.PDFViewerApplication = undefined;
    var _slicedToArray = function() {
        function sliceIterator(arr, i) {
            var _arr = [];
            var _n = true;
            var _d = false;
            var _e = undefined;
            try {
                for (var _i = arr[Symbol.iterator](), _s; ! (_n = (_s = _i.next()).done); _n = true) {
                    _arr.push(_s.value);
                    if (i && _arr.length === i) break
                }
            } catch(err) {
                _d = true;
                _e = err
            } finally {
                try {
                    if (!_n && _i["return"]) _i["return"]()
                } finally {
                    if (_d) throw _e;
                }
            }
            return _arr
        }
        return function(arr, i) {
            if (Array.isArray(arr)) {
                return arr
            } else if (Symbol.iterator in Object(arr)) {
                return sliceIterator(arr, i)
            } else {
                throw new TypeError("Invalid attempt to destructure non-iterable instance");
            }
        }
    } ();
    var _ui_utils = __webpack_require__(0);
    var _pdfjsLib = __webpack_require__(1);
    var _pdf_cursor_tools = __webpack_require__(6);
    var _pdf_rendering_queue = __webpack_require__(3);
    var _pdf_sidebar = __webpack_require__(24);
    var _pdf_viewer = __webpack_require__(27);
    var _dom_events = __webpack_require__(2);
    var _overlay_manager = __webpack_require__(15);
    var _password_prompt = __webpack_require__(16);
    var _pdf_attachment_viewer = __webpack_require__(17);
    var _pdf_document_properties = __webpack_require__(18);
    var _pdf_find_bar = __webpack_require__(19);
    var _pdf_find_controller = __webpack_require__(7);
    var _pdf_history = __webpack_require__(20);
    var _pdf_link_service = __webpack_require__(5);
    var _pdf_outline_viewer = __webpack_require__(21);
    var _pdf_presentation_mode = __webpack_require__(23);
    var _pdf_thumbnail_viewer = __webpack_require__(26);
    var _secondary_toolbar = __webpack_require__(29);
    var _toolbar = __webpack_require__(31);
    var _view_history = __webpack_require__(32);
    var DEFAULT_SCALE_DELTA = 1.1;
    var DISABLE_AUTO_FETCH_LOADING_BAR_TIMEOUT = 5000;
    function configure(PDFJS) {
        PDFJS.imageResourcesPath = './images/';
        PDFJS.workerSrc = '../build/pdf.worker.js';
        PDFJS.cMapUrl = '../web/cmaps/';
        PDFJS.cMapPacked = true
    }
    var DefaultExternalServices = {
        updateFindControlState: function updateFindControlState(data) {},
        initPassiveLoading: function initPassiveLoading(callbacks) {},
        fallback: function fallback(data, callback) {},
        reportTelemetry: function reportTelemetry(data) {},
        createDownloadManager: function createDownloadManager() {
            throw new Error('Not implemented: createDownloadManager');
        },
        createPreferences: function createPreferences() {
            throw new Error('Not implemented: createPreferences');
        },
        createL10n: function createL10n() {
            throw new Error('Not implemented: createL10n');
        },
        supportsIntegratedFind: false,
        supportsDocumentFonts: true,
        supportsDocumentColors: true,
        supportedMouseWheelZoomModifierKeys: {
            ctrlKey: true,
            metaKey: true
        }
    };
    var PDFViewerApplication = {
        initialBookmark: document.location.hash.substring(1),
        initialDestination: null,
        initialized: false,
        fellback: false,
        appConfig: null,
        pdfDocument: null,
        pdfLoadingTask: null,
        printService: null,
        pdfViewer: null,
        pdfThumbnailViewer: null,
        pdfRenderingQueue: null,
        pdfPresentationMode: null,
        pdfDocumentProperties: null,
        pdfLinkService: null,
        pdfHistory: null,
        pdfSidebar: null,
        pdfOutlineViewer: null,
        pdfAttachmentViewer: null,
        pdfCursorTools: null,
        store: null,
        downloadManager: null,
        overlayManager: null,
        preferences: null,
        toolbar: null,
        secondaryToolbar: null,
        eventBus: null,
        l10n: null,
        isInitialViewSet: false,
        downloadComplete: false,
        viewerPrefs: {
            sidebarViewOnLoad: _pdf_sidebar.SidebarView.NONE,
            pdfBugEnabled: false,
            showPreviousViewOnLoad: true,
            defaultZoomValue: '',
            disablePageMode: false,
            disablePageLabels: false,
            renderer: 'canvas',
            enhanceTextSelection: false,
            renderInteractiveForms: false,
            enablePrintAutoRotate: false
        },
        isViewerEmbedded: window.parent !== window,
        url: '',
        baseUrl: '',
        externalServices: DefaultExternalServices,
        _boundEvents: {},
        initialize: function initialize(appConfig) {
            var _this = this;
            this.preferences = this.externalServices.createPreferences();
            configure(_pdfjsLib.PDFJS);
            this.appConfig = appConfig;
            return this._readPreferences().then(function() {
                return _this._initializeL10n()
            }).then(function() {
                return _this._initializeViewerComponents()
            }).then(function() {
                _this.bindEvents();
                _this.bindWindowEvents();
                var appContainer = appConfig.appContainer || document.documentElement;
                _this.l10n.translate(appContainer).then(function() {
                    _this.eventBus.dispatch('localized')
                });
                if (_this.isViewerEmbedded && !_pdfjsLib.PDFJS.isExternalLinkTargetSet()) {
                    _pdfjsLib.PDFJS.externalLinkTarget = _pdfjsLib.PDFJS.LinkTarget.TOP
                }
                _this.initialized = true
            })
        },
        _readPreferences: function _readPreferences() {
            var preferences = this.preferences,
            viewerPrefs = this.viewerPrefs;
            return Promise.all([preferences.get('enableWebGL').then(function resolved(value) {
                _pdfjsLib.PDFJS.disableWebGL = !value
            }), preferences.get('sidebarViewOnLoad').then(function resolved(value) {
                viewerPrefs['sidebarViewOnLoad'] = value
            }), preferences.get('pdfBugEnabled').then(function resolved(value) {
                viewerPrefs['pdfBugEnabled'] = value
            }), preferences.get('showPreviousViewOnLoad').then(function resolved(value) {
                viewerPrefs['showPreviousViewOnLoad'] = value
            }), preferences.get('defaultZoomValue').then(function resolved(value) {
                viewerPrefs['defaultZoomValue'] = value
            }), preferences.get('enhanceTextSelection').then(function resolved(value) {
                viewerPrefs['enhanceTextSelection'] = value
            }), preferences.get('disableTextLayer').then(function resolved(value) {
                if (_pdfjsLib.PDFJS.disableTextLayer === true) {
                    return
                }
                _pdfjsLib.PDFJS.disableTextLayer = value
            }), preferences.get('disableRange').then(function resolved(value) {
                if (_pdfjsLib.PDFJS.disableRange === true) {
                    return
                }
                _pdfjsLib.PDFJS.disableRange = value
            }), preferences.get('disableStream').then(function resolved(value) {
                if (_pdfjsLib.PDFJS.disableStream === true) {
                    return
                }
                _pdfjsLib.PDFJS.disableStream = value
            }), preferences.get('disableAutoFetch').then(function resolved(value) {
                _pdfjsLib.PDFJS.disableAutoFetch = value
            }), preferences.get('disableFontFace').then(function resolved(value) {
                if (_pdfjsLib.PDFJS.disableFontFace === true) {
                    return
                }
                _pdfjsLib.PDFJS.disableFontFace = value
            }), preferences.get('useOnlyCssZoom').then(function resolved(value) {
                _pdfjsLib.PDFJS.useOnlyCssZoom = value
            }), preferences.get('externalLinkTarget').then(function resolved(value) {
                if (_pdfjsLib.PDFJS.isExternalLinkTargetSet()) {
                    return
                }
                _pdfjsLib.PDFJS.externalLinkTarget = value
            }), preferences.get('renderer').then(function resolved(value) {
                viewerPrefs['renderer'] = value
            }), preferences.get('renderInteractiveForms').then(function resolved(value) {
                viewerPrefs['renderInteractiveForms'] = value
            }), preferences.get('disablePageMode').then(function resolved(value) {
                viewerPrefs['disablePageMode'] = value
            }), preferences.get('disablePageLabels').then(function resolved(value) {
                viewerPrefs['disablePageLabels'] = value
            }), preferences.get('enablePrintAutoRotate').then(function resolved(value) {
                viewerPrefs['enablePrintAutoRotate'] = value
            })]).
            catch(function(reason) {})
        },
        _initializeL10n: function _initializeL10n() {
            if (this.viewerPrefs['pdfBugEnabled']) {
                var hash = document.location.hash.substring(1);
                var hashParams = (0, _ui_utils.parseQueryString)(hash);
                if ('locale' in hashParams) {
                    _pdfjsLib.PDFJS.locale = hashParams['locale']
                }
            }
            this.l10n = this.externalServices.createL10n();
            return this.l10n.getDirection().then(function(dir) {
                document.getElementsByTagName('html')[0].dir = dir
            })
        },
        _initializeViewerComponents: function _initializeViewerComponents() {
            var _this2 = this;
            var appConfig = this.appConfig;
            return new Promise(function(resolve, reject) {
                _this2.overlayManager = new _overlay_manager.OverlayManager();
                var eventBus = appConfig.eventBus || (0, _dom_events.getGlobalEventBus)();
                _this2.eventBus = eventBus;
                var pdfRenderingQueue = new _pdf_rendering_queue.PDFRenderingQueue();
                pdfRenderingQueue.onIdle = _this2.cleanup.bind(_this2);
                _this2.pdfRenderingQueue = pdfRenderingQueue;
                var pdfLinkService = new _pdf_link_service.PDFLinkService({
                    eventBus: eventBus
                });
                _this2.pdfLinkService = pdfLinkService;
                var downloadManager = _this2.externalServices.createDownloadManager();
                _this2.downloadManager = downloadManager;
                var container = appConfig.mainContainer;
                var viewer = appConfig.viewerContainer;
                _this2.pdfViewer = new _pdf_viewer.PDFViewer({
                    container: container,
                    viewer: viewer,
                    eventBus: eventBus,
                    renderingQueue: pdfRenderingQueue,
                    linkService: pdfLinkService,
                    downloadManager: downloadManager,
                    renderer: _this2.viewerPrefs['renderer'],
                    l10n: _this2.l10n,
                    enhanceTextSelection: _this2.viewerPrefs['enhanceTextSelection'],
                    renderInteractiveForms: _this2.viewerPrefs['renderInteractiveForms'],
                    enablePrintAutoRotate: _this2.viewerPrefs['enablePrintAutoRotate']
                });
                pdfRenderingQueue.setViewer(_this2.pdfViewer);
                pdfLinkService.setViewer(_this2.pdfViewer);
                var thumbnailContainer = appConfig.sidebar.thumbnailView;
                _this2.pdfThumbnailViewer = new _pdf_thumbnail_viewer.PDFThumbnailViewer({
                    container: thumbnailContainer,
                    renderingQueue: pdfRenderingQueue,
                    linkService: pdfLinkService,
                    l10n: _this2.l10n
                });
                pdfRenderingQueue.setThumbnailViewer(_this2.pdfThumbnailViewer);
                _this2.pdfHistory = new _pdf_history.PDFHistory({
                    linkService: pdfLinkService,
                    eventBus: eventBus
                });
                pdfLinkService.setHistory(_this2.pdfHistory);
                _this2.findController = new _pdf_find_controller.PDFFindController({
                    pdfViewer: _this2.pdfViewer
                });
                _this2.findController.onUpdateResultsCount = function(matchCount) {
                    if (_this2.supportsIntegratedFind) {
                        return
                    }
                    _this2.findBar.updateResultsCount(matchCount)
                };
                _this2.findController.onUpdateState = function(state, previous, matchCount) {
                    if (_this2.supportsIntegratedFind) {
                        _this2.externalServices.updateFindControlState({
                            result: state,
                            findPrevious: previous
                        })
                    } else {
                        _this2.findBar.updateUIState(state, previous, matchCount)
                    }
                };
                _this2.pdfViewer.setFindController(_this2.findController);
                var findBarConfig = Object.create(appConfig.findBar);
                findBarConfig.findController = _this2.findController;
                findBarConfig.eventBus = eventBus;
                _this2.findBar = new _pdf_find_bar.PDFFindBar(findBarConfig, _this2.l10n);
                _this2.pdfDocumentProperties = new _pdf_document_properties.PDFDocumentProperties(appConfig.documentProperties, _this2.overlayManager, _this2.l10n);
                _this2.pdfCursorTools = new _pdf_cursor_tools.PDFCursorTools({
                    container: container,
                    eventBus: eventBus,
                    preferences: _this2.preferences
                });
                _this2.toolbar = new _toolbar.Toolbar(appConfig.toolbar, container, eventBus, _this2.l10n);
                _this2.secondaryToolbar = new _secondary_toolbar.SecondaryToolbar(appConfig.secondaryToolbar, container, eventBus);
                if (_this2.supportsFullscreen) {
                    _this2.pdfPresentationMode = new _pdf_presentation_mode.PDFPresentationMode({
                        container: container,
                        viewer: viewer,
                        pdfViewer: _this2.pdfViewer,
                        eventBus: eventBus,
                        contextMenuItems: appConfig.fullscreen
                    })
                }
                _this2.passwordPrompt = new _password_prompt.PasswordPrompt(appConfig.passwordOverlay, _this2.overlayManager, _this2.l10n);
                _this2.pdfOutlineViewer = new _pdf_outline_viewer.PDFOutlineViewer({
                    container: appConfig.sidebar.outlineView,
                    eventBus: eventBus,
                    linkService: pdfLinkService
                });
                _this2.pdfAttachmentViewer = new _pdf_attachment_viewer.PDFAttachmentViewer({
                    container: appConfig.sidebar.attachmentsView,
                    eventBus: eventBus,
                    downloadManager: downloadManager
                });
                var sidebarConfig = Object.create(appConfig.sidebar);
                sidebarConfig.pdfViewer = _this2.pdfViewer;
                sidebarConfig.pdfThumbnailViewer = _this2.pdfThumbnailViewer;
                sidebarConfig.pdfOutlineViewer = _this2.pdfOutlineViewer;
                sidebarConfig.eventBus = eventBus;
                _this2.pdfSidebar = new _pdf_sidebar.PDFSidebar(sidebarConfig, _this2.l10n);
                _this2.pdfSidebar.onToggled = _this2.forceRendering.bind(_this2);
                resolve(undefined)
            })
        },
        run: function run(config) {
            this.initialize(config).then(webViewerInitialized)
        },
        zoomIn: function zoomIn(ticks) {
            var newScale = this.pdfViewer.currentScale;
            do {
                newScale = (newScale * DEFAULT_SCALE_DELTA).toFixed(2);
                newScale = Math.ceil(newScale * 10) / 10;
                newScale = Math.min(_ui_utils.MAX_SCALE, newScale)
            } while (-- ticks > 0 && newScale < _ui_utils . MAX_SCALE );
            this.pdfViewer.currentScaleValue = newScale
        },
        zoomOut: function zoomOut(ticks) {
            var newScale = this.pdfViewer.currentScale;
            do {
                newScale = (newScale / DEFAULT_SCALE_DELTA).toFixed(2);
                newScale = Math.floor(newScale * 10) / 10;
                newScale = Math.max(_ui_utils.MIN_SCALE, newScale)
            } while (-- ticks > 0 && newScale > _ui_utils . MIN_SCALE );
            this.pdfViewer.currentScaleValue = newScale
        },
        get pagesCount() {
            return this.pdfDocument ? this.pdfDocument.numPages: 0
        },
        get pageRotation() {
            return this.pdfViewer.pagesRotation
        },
        set page(val) {
            this.pdfViewer.currentPageNumber = val
        },
        get page() {
            return this.pdfViewer.currentPageNumber
        },
        get printing() {
            return !! this.printService
        },
        get supportsPrinting() {
            return PDFPrintServiceFactory.instance.supportsPrinting
        },
        get supportsFullscreen() {
            var support = void 0;
            var doc = document.documentElement;
            support = !!(doc.requestFullscreen || doc.mozRequestFullScreen || doc.webkitRequestFullScreen || doc.msRequestFullscreen);
            if (document.fullscreenEnabled === false || document.mozFullScreenEnabled === false || document.webkitFullscreenEnabled === false || document.msFullscreenEnabled === false) {
                support = false
            }
            if (support && _pdfjsLib.PDFJS.disableFullscreen === true) {
                support = false
            }
            return (0, _pdfjsLib.shadow)(this, 'supportsFullscreen', support)
        },
        get supportsIntegratedFind() {
            return this.externalServices.supportsIntegratedFind
        },
        get supportsDocumentFonts() {
            return this.externalServices.supportsDocumentFonts
        },
        get supportsDocumentColors() {
            return this.externalServices.supportsDocumentColors
        },
        get loadingBar() {
            var bar = new _ui_utils.ProgressBar('#loadingBar');
            return (0, _pdfjsLib.shadow)(this, 'loadingBar', bar)
        },
        get supportedMouseWheelZoomModifierKeys() {
            return this.externalServices.supportedMouseWheelZoomModifierKeys
        },
        initPassiveLoading: function initPassiveLoading() {
            throw new Error('Not implemented: initPassiveLoading');
        },
        setTitleUsingUrl: function setTitleUsingUrl(url) {
            this.url = url;
            this.baseUrl = url.split('#')[0];
            var title = (0, _ui_utils.getPDFFileNameFromURL)(url, '');
            if (!title) {
                try {
                    title = decodeURIComponent((0, _pdfjsLib.getFilenameFromUrl)(url)) || url
                } catch(ex) {
                    title = url
                }
            }
            this.setTitle(title)
        },
        setTitle: function setTitle(title) {
            if (this.isViewerEmbedded) {
                return
            }
            document.title = title
        },
        close: function close() {
            var errorWrapper = this.appConfig.errorWrapper.container;
            errorWrapper.setAttribute('hidden', 'true');
            if (!this.pdfLoadingTask) {
                return Promise.resolve()
            }
            var promise = this.pdfLoadingTask.destroy();
            this.pdfLoadingTask = null;
            if (this.pdfDocument) {
                this.pdfDocument = null;
                this.pdfThumbnailViewer.setDocument(null);
                this.pdfViewer.setDocument(null);
                this.pdfLinkService.setDocument(null, null);
                this.pdfDocumentProperties.setDocument(null, null)
            }
            this.store = null;
            this.isInitialViewSet = false;
            this.downloadComplete = false;
            this.pdfSidebar.reset();
            this.pdfOutlineViewer.reset();
            this.pdfAttachmentViewer.reset();
            this.findController.reset();
            this.findBar.reset();
            this.toolbar.reset();
            this.secondaryToolbar.reset();
            if (typeof PDFBug !== 'undefined') {
                PDFBug.cleanup()
            }
            return promise
        },
        open: function open(file, args) {
            var _this3 = this;
            if (arguments.length > 2 || typeof args === 'number') {
                return Promise.reject(new Error('Call of open() with obsolete signature.'))
            }
            if (this.pdfLoadingTask) {
                return this.close().then(function() {
                    _this3.preferences.reload();
                    return _this3.open(file, args)
                })
            }
            var parameters = Object.create(null),
            scale = void 0;
            if (typeof file === 'string') {
                this.setTitleUsingUrl(file);
                parameters.url = file
            } else if (file && 'byteLength' in file) {
                parameters.data = file
            } else if (file.url && file.originalUrl) {
                this.setTitleUsingUrl(file.originalUrl);
                parameters.url = file.url
            }
            if (args) {
                for (var prop in args) {
                    parameters[prop] = args[prop]
                }
                if (args.scale) {
                    scale = args.scale
                }
                if (args.length) {
                    this.pdfDocumentProperties.setFileSize(args.length)
                }
            }
            var loadingTask = (0, _pdfjsLib.getDocument)(parameters);
            this.pdfLoadingTask = loadingTask;
            loadingTask.onPassword = function(updateCallback, reason) {
                _this3.passwordPrompt.setUpdateCallback(updateCallback, reason);
                _this3.passwordPrompt.open()
            };
            loadingTask.onProgress = function(_ref) {
                var loaded = _ref.loaded,
                total = _ref.total;
                _this3.progress(loaded / total)
            };
            loadingTask.onUnsupportedFeature = this.fallback.bind(this);
            return loadingTask.promise.then(function(pdfDocument) {
                _this3.load(pdfDocument, scale)
            },
            function(exception) {
                var message = exception && exception.message;
                var loadingErrorMessage = void 0;
                if (exception instanceof _pdfjsLib.InvalidPDFException) {
                    loadingErrorMessage = _this3.l10n.get('invalid_file_error', null, 'Invalid or corrupted PDF file.')
                } else if (exception instanceof _pdfjsLib.MissingPDFException) {
                    loadingErrorMessage = _this3.l10n.get('missing_file_error', null, 'Missing PDF file.')
                } else if (exception instanceof _pdfjsLib.UnexpectedResponseException) {
                    loadingErrorMessage = _this3.l10n.get('unexpected_response_error', null, 'Unexpected server response.')
                } else {
                    loadingErrorMessage = _this3.l10n.get('loading_error', null, 'An error occurred while loading the PDF.')
                }
                return loadingErrorMessage.then(function(msg) {
                    _this3.error(msg, {
                        message: message
                    });
                    throw new Error(msg);
                })
            })
        },
        download: function download() {
            var _this4 = this;
            function downloadByUrl() {
                downloadManager.downloadUrl(url, filename)
            }
            var url = this.baseUrl;
            var filename = (0, _ui_utils.getPDFFileNameFromURL)(this.url);
            var downloadManager = this.downloadManager;
            downloadManager.onerror = function(err) {
                _this4.error('PDF failed to download: ' + err)
            };
            if (!this.pdfDocument || !this.downloadComplete) {
                downloadByUrl();
                return
            }
            this.pdfDocument.getData().then(function(data) {
                var blob = (0, _pdfjsLib.createBlob)(data, 'application/pdf');
                downloadManager.download(blob, url, filename)
            }).
            catch(downloadByUrl)
        },
        fallback: function fallback(featureId) {},
        error: function error(message, moreInfo) {
            var moreInfoText = [this.l10n.get('error_version_info', {
                version: _pdfjsLib.version || '?',
                build: _pdfjsLib.build || '?'
            },
            'PDF.js v{{version}} (build: {{build}})')];
            if (moreInfo) {
                moreInfoText.push(this.l10n.get('error_message', {
                    message: moreInfo.message
                },
                'Message: {{message}}'));
                if (moreInfo.stack) {
                    moreInfoText.push(this.l10n.get('error_stack', {
                        stack: moreInfo.stack
                    },
                    'Stack: {{stack}}'))
                } else {
                    if (moreInfo.filename) {
                        moreInfoText.push(this.l10n.get('error_file', {
                            file: moreInfo.filename
                        },
                        'File: {{file}}'))
                    }
                    if (moreInfo.lineNumber) {
                        moreInfoText.push(this.l10n.get('error_line', {
                            line: moreInfo.lineNumber
                        },
                        'Line: {{line}}'))
                    }
                }
            }
            var errorWrapperConfig = this.appConfig.errorWrapper;
            var errorWrapper = errorWrapperConfig.container;
            errorWrapper.removeAttribute('hidden');
            var errorMessage = errorWrapperConfig.errorMessage;
            errorMessage.textContent = message;
            var closeButton = errorWrapperConfig.closeButton;
            closeButton.onclick = function() {
                errorWrapper.setAttribute('hidden', 'true')
            };
            var errorMoreInfo = errorWrapperConfig.errorMoreInfo;
            var moreInfoButton = errorWrapperConfig.moreInfoButton;
            var lessInfoButton = errorWrapperConfig.lessInfoButton;
            moreInfoButton.onclick = function() {
                errorMoreInfo.removeAttribute('hidden');
                moreInfoButton.setAttribute('hidden', 'true');
                lessInfoButton.removeAttribute('hidden');
                errorMoreInfo.style.height = errorMoreInfo.scrollHeight + 'px'
            };
            lessInfoButton.onclick = function() {
                errorMoreInfo.setAttribute('hidden', 'true');
                moreInfoButton.removeAttribute('hidden');
                lessInfoButton.setAttribute('hidden', 'true')
            };
            moreInfoButton.oncontextmenu = _ui_utils.noContextMenuHandler;
            lessInfoButton.oncontextmenu = _ui_utils.noContextMenuHandler;
            closeButton.oncontextmenu = _ui_utils.noContextMenuHandler;
            moreInfoButton.removeAttribute('hidden');
            lessInfoButton.setAttribute('hidden', 'true');
            Promise.all(moreInfoText).then(function(parts) {
                errorMoreInfo.value = parts.join('\n')
            })
        },
        progress: function progress(level) {
            var _this5 = this;
            if (this.downloadComplete) {
                return
            }
            var percent = Math.round(level * 100);
            if (percent > this.loadingBar.percent || isNaN(percent)) {
                this.loadingBar.percent = percent;
                if (_pdfjsLib.PDFJS.disableAutoFetch && percent) {
                    if (this.disableAutoFetchLoadingBarTimeout) {
                        clearTimeout(this.disableAutoFetchLoadingBarTimeout);
                        this.disableAutoFetchLoadingBarTimeout = null
                    }
                    this.loadingBar.show();
                    this.disableAutoFetchLoadingBarTimeout = setTimeout(function() {
                        _this5.loadingBar.hide();
                        _this5.disableAutoFetchLoadingBarTimeout = null
                    },
                    DISABLE_AUTO_FETCH_LOADING_BAR_TIMEOUT)
                }
            }
        },
        load: function load(pdfDocument, scale) {
            var _this6 = this;
            scale = scale || _ui_utils.UNKNOWN_SCALE;
            this.pdfDocument = pdfDocument;
            pdfDocument.getDownloadInfo().then(function() {
                _this6.downloadComplete = true;
                _this6.loadingBar.hide();
                firstPagePromise.then(function() {
                    _this6.eventBus.dispatch('documentload', {
                        source: _this6
                    })
                })
            });
            var pageModePromise = pdfDocument.getPageMode().
            catch(function() {});
            this.toolbar.setPagesCount(pdfDocument.numPages, false);
            this.secondaryToolbar.setPagesCount(pdfDocument.numPages);
            var id = this.documentFingerprint = pdfDocument.fingerprint;
            var store = this.store = new _view_history.ViewHistory(id);
            var baseDocumentUrl = void 0;
            baseDocumentUrl = null;
            this.pdfLinkService.setDocument(pdfDocument, baseDocumentUrl);
            this.pdfDocumentProperties.setDocument(pdfDocument, this.url);
            var pdfViewer = this.pdfViewer;
            pdfViewer.setDocument(pdfDocument);
            var firstPagePromise = pdfViewer.firstPagePromise;
            var pagesPromise = pdfViewer.pagesPromise;
            var onePageRendered = pdfViewer.onePageRendered;
            var pdfThumbnailViewer = this.pdfThumbnailViewer;
            pdfThumbnailViewer.setDocument(pdfDocument);
            firstPagePromise.then(function(pdfPage) {
                _this6.loadingBar.setWidth(_this6.appConfig.viewerContainer);
                if (!_pdfjsLib.PDFJS.disableHistory && !_this6.isViewerEmbedded) {
                    if (!_this6.viewerPrefs['showPreviousViewOnLoad']) {
                        _this6.pdfHistory.clearHistoryState()
                    }
                    _this6.pdfHistory.initialize(_this6.documentFingerprint);
                    if (_this6.pdfHistory.initialDestination) {
                        _this6.initialDestination = _this6.pdfHistory.initialDestination
                    } else if (_this6.pdfHistory.initialBookmark) {
                        _this6.initialBookmark = _this6.pdfHistory.initialBookmark
                    }
                }
                var initialParams = {
                    destination: _this6.initialDestination,
                    bookmark: _this6.initialBookmark,
                    hash: null
                };
                var storePromise = store.getMultiple({
                    exists: false,
                    page: '1',
                    zoom: _ui_utils.DEFAULT_SCALE_VALUE,
                    scrollLeft: '0',
                    scrollTop: '0',
                    sidebarView: _pdf_sidebar.SidebarView.NONE
                }).
                catch(function() {});
                Promise.all([storePromise, pageModePromise]).then(function(_ref2) {
                    var _ref3 = _slicedToArray(_ref2, 2),
                    _ref3$ = _ref3[0],
                    values = _ref3$ === undefined ? {}: _ref3$,
                    pageMode = _ref3[1];
                    var hash = _this6.viewerPrefs['defaultZoomValue'] ? 'zoom=' + _this6.viewerPrefs['defaultZoomValue'] : null;
                    var sidebarView = _this6.viewerPrefs['sidebarViewOnLoad'];
                    if (values.exists && _this6.viewerPrefs['showPreviousViewOnLoad']) {
                        hash = 'page=' + values.page + '&zoom=' + (_this6.viewerPrefs['defaultZoomValue'] || values.zoom) + ',' + values.scrollLeft + ',' + values.scrollTop;
                        sidebarView = sidebarView || values.sidebarView | 0
                    }
                    if (pageMode && !_this6.viewerPrefs['disablePageMode']) {
                        sidebarView = sidebarView || apiPageModeToSidebarView(pageMode)
                    }
                    return {
                        hash: hash,
                        sidebarView: sidebarView
                    }
                }).then(function(_ref4) {
                    var hash = _ref4.hash,
                    sidebarView = _ref4.sidebarView;
                    _this6.setInitialView(hash, {
                        sidebarView: sidebarView,
                        scale: scale
                    });
                    initialParams.hash = hash;
                    if (!_this6.isViewerEmbedded) {
                        pdfViewer.focus()
                    }
                    return pagesPromise
                }).then(function() {
                    if (!initialParams.destination && !initialParams.bookmark && !initialParams.hash) {
                        return
                    }
                    if (pdfViewer.hasEqualPageSizes) {
                        return
                    }
                    _this6.initialDestination = initialParams.destination;
                    _this6.initialBookmark = initialParams.bookmark;
                    pdfViewer.currentScaleValue = pdfViewer.currentScaleValue;
                    _this6.setInitialView(initialParams.hash)
                }).then(function() {
                    pdfViewer.update()
                })
            });
            pdfDocument.getPageLabels().then(function(labels) {
                if (!labels || _this6.viewerPrefs['disablePageLabels']) {
                    return
                }
                var i = 0,
                numLabels = labels.length;
                if (numLabels !== _this6.pagesCount) {
                    console.error('The number of Page Labels does not match ' + 'the number of pages in the document.');
                    return
                }
                while (i < numLabels && labels[i] === (i + 1).toString()) {
                    i++
                }
                if (i === numLabels) {
                    return
                }
                pdfViewer.setPageLabels(labels);
                pdfThumbnailViewer.setPageLabels(labels);
                _this6.toolbar.setPagesCount(pdfDocument.numPages, true);
                _this6.toolbar.setPageNumber(pdfViewer.currentPageNumber, pdfViewer.currentPageLabel)
            });
            pagesPromise.then(function() {
                if (!_this6.supportsPrinting) {
                    return
                }
                pdfDocument.getJavaScript().then(function(javaScript) {
                    if (javaScript.length) {
                        console.warn('Warning: JavaScript is not supported');
                        _this6.fallback(_pdfjsLib.UNSUPPORTED_FEATURES.javaScript)
                    }
                    var regex = /\bprint\s*\(/;
                    for (var i = 0,
                    ii = javaScript.length; i < ii; i++) {
                        var js = javaScript[i];
                        if (js && regex.test(js)) {
                            setTimeout(function() {
                                window.print()
                            });
                            return
                        }
                    }
                })
            });
            Promise.all([onePageRendered, _ui_utils.animationStarted]).then(function() {
                pdfDocument.getOutline().then(function(outline) {
                    _this6.pdfOutlineViewer.render({
                        outline: outline
                    })
                });
                pdfDocument.getAttachments().then(function(attachments) {
                    _this6.pdfAttachmentViewer.render({
                        attachments: attachments
                    })
                })
            });
            pdfDocument.getMetadata().then(function(_ref5) {
                var info = _ref5.info,
                metadata = _ref5.metadata;
                _this6.documentInfo = info;
                _this6.metadata = metadata;
                console.log('PDF ' + pdfDocument.fingerprint + ' [' + info.PDFFormatVersion + ' ' + (info.Producer || '-').trim() + ' / ' + (info.Creator || '-').trim() + ']' + ' (PDF.js: ' + (_pdfjsLib.version || '-') + (!_pdfjsLib.PDFJS.disableWebGL ? ' [WebGL]': '') + ')');
                var pdfTitle = void 0;
                if (metadata && metadata.has('dc:title')) {
                    var title = metadata.get('dc:title');
                    if (title !== 'Untitled') {
                        pdfTitle = title
                    }
                }
                if (!pdfTitle && info && info['Title']) {
                    pdfTitle = info['Title']
                }
                if (pdfTitle) {
                    _this6.setTitle(pdfTitle + ' - ' + document.title)
                }
                if (info.IsAcroFormPresent) {
                    console.warn('Warning: AcroForm/XFA is not supported');
                    _this6.fallback(_pdfjsLib.UNSUPPORTED_FEATURES.forms)
                }
            })
        },
        setInitialView: function setInitialView(storedHash) {
            var options = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {};
            var _options$scale = options.scale,
            scale = _options$scale === undefined ? 0 : _options$scale,
            _options$sidebarView = options.sidebarView,
            sidebarView = _options$sidebarView === undefined ? _pdf_sidebar.SidebarView.NONE: _options$sidebarView;
            this.isInitialViewSet = true;
            this.pdfSidebar.setInitialView(sidebarView);
            if (this.initialDestination) {
                this.pdfLinkService.navigateTo(this.initialDestination);
                this.initialDestination = null
            } else if (this.initialBookmark) {
                this.pdfLinkService.setHash(this.initialBookmark);
                this.pdfHistory.push({
                    hash: this.initialBookmark
                },
                true);
                this.initialBookmark = null
            } else if (storedHash) {
                this.pdfLinkService.setHash(storedHash)
            } else if (scale) {
                this.pdfViewer.currentScaleValue = scale;
                this.page = 1
            }
            this.toolbar.setPageNumber(this.pdfViewer.currentPageNumber, this.pdfViewer.currentPageLabel);
            this.secondaryToolbar.setPageNumber(this.pdfViewer.currentPageNumber);
            if (!this.pdfViewer.currentScaleValue) {
                this.pdfViewer.currentScaleValue = _ui_utils.DEFAULT_SCALE_VALUE
            }
        },
        cleanup: function cleanup() {
            if (!this.pdfDocument) {
                return
            }
            this.pdfViewer.cleanup();
            this.pdfThumbnailViewer.cleanup();
            if (this.pdfViewer.renderer !== _ui_utils.RendererType.SVG) {
                this.pdfDocument.cleanup()
            }
        },
        forceRendering: function forceRendering() {
            this.pdfRenderingQueue.printing = this.printing;
            this.pdfRenderingQueue.isThumbnailViewEnabled = this.pdfSidebar.isThumbnailViewVisible;
            this.pdfRenderingQueue.renderHighestPriority()
        },
        beforePrint: function beforePrint() {
            var _this7 = this;
            if (this.printService) {
                return
            }
            if (!this.supportsPrinting) {
                this.l10n.get('printing_not_supported', null, 'Warning: Printing is not fully supported by ' + 'this browser.').then(function(printMessage) {
                    _this7.error(printMessage)
                });
                return
            }
            if (!this.pdfViewer.pageViewsReady) {
                this.l10n.get('printing_not_ready', null, 'Warning: The PDF is not fully loaded for printing.').then(function(notReadyMessage) {
                    window.alert(notReadyMessage)
                });
                return
            }
            var pagesOverview = this.pdfViewer.getPagesOverview();
            var printContainer = this.appConfig.printContainer;
            var printService = PDFPrintServiceFactory.instance.createPrintService(this.pdfDocument, pagesOverview, printContainer, this.l10n);
            this.printService = printService;
            this.forceRendering();
            printService.layout()
        },
        afterPrint: function pdfViewSetupAfterPrint() {
            if (this.printService) {
                this.printService.destroy();
                this.printService = null
            }
            this.forceRendering()
        },
        rotatePages: function rotatePages(delta) {
            if (!this.pdfDocument) {
                return
            }
            var pdfViewer = this.pdfViewer,
            pdfThumbnailViewer = this.pdfThumbnailViewer;
            var pageNumber = pdfViewer.currentPageNumber;
            var newRotation = (pdfViewer.pagesRotation + 360 + delta) % 360;
            pdfViewer.pagesRotation = newRotation;
            pdfThumbnailViewer.pagesRotation = newRotation;
            this.forceRendering();
            pdfViewer.currentPageNumber = pageNumber
        },
        requestPresentationMode: function requestPresentationMode() {
            if (!this.pdfPresentationMode) {
                return
            }
            this.pdfPresentationMode.request()
        },
        bindEvents: function bindEvents() {
            var eventBus = this.eventBus,
            _boundEvents = this._boundEvents;
            _boundEvents.beforePrint = this.beforePrint.bind(this);
            _boundEvents.afterPrint = this.afterPrint.bind(this);
            eventBus.on('resize', webViewerResize);
            eventBus.on('hashchange', webViewerHashchange);
            eventBus.on('beforeprint', _boundEvents.beforePrint);
            eventBus.on('afterprint', _boundEvents.afterPrint);
            eventBus.on('pagerendered', webViewerPageRendered);
            eventBus.on('textlayerrendered', webViewerTextLayerRendered);
            eventBus.on('updateviewarea', webViewerUpdateViewarea);
            eventBus.on('pagechanging', webViewerPageChanging);
            eventBus.on('scalechanging', webViewerScaleChanging);
            eventBus.on('sidebarviewchanged', webViewerSidebarViewChanged);
            eventBus.on('pagemode', webViewerPageMode);
            eventBus.on('namedaction', webViewerNamedAction);
            eventBus.on('presentationmodechanged', webViewerPresentationModeChanged);
            eventBus.on('presentationmode', webViewerPresentationMode);
            eventBus.on('openfile', webViewerOpenFile);
            eventBus.on('print', webViewerPrint);
            eventBus.on('download', webViewerDownload);
            eventBus.on('firstpage', webViewerFirstPage);
            eventBus.on('lastpage', webViewerLastPage);
            eventBus.on('nextpage', webViewerNextPage);
            eventBus.on('previouspage', webViewerPreviousPage);
            eventBus.on('zoomin', webViewerZoomIn);
            eventBus.on('zoomout', webViewerZoomOut);
            eventBus.on('pagenumberchanged', webViewerPageNumberChanged);
            eventBus.on('scalechanged', webViewerScaleChanged);
            eventBus.on('rotatecw', webViewerRotateCw);
            eventBus.on('rotateccw', webViewerRotateCcw);
            eventBus.on('documentproperties', webViewerDocumentProperties);
            eventBus.on('find', webViewerFind);
            eventBus.on('findfromurlhash', webViewerFindFromUrlHash);
            eventBus.on('fileinputchange', webViewerFileInputChange)
        },
        bindWindowEvents: function bindWindowEvents() {
            var eventBus = this.eventBus,
            _boundEvents = this._boundEvents;
            _boundEvents.windowResize = function() {
                eventBus.dispatch('resize')
            };
            _boundEvents.windowHashChange = function() {
                eventBus.dispatch('hashchange', {
                    hash: document.location.hash.substring(1)
                })
            };
            _boundEvents.windowBeforePrint = function() {
                eventBus.dispatch('beforeprint')
            };
            _boundEvents.windowAfterPrint = function() {
                eventBus.dispatch('afterprint')
            };
            window.addEventListener('wheel', webViewerWheel);
            window.addEventListener('click', webViewerClick);
            window.addEventListener('keydown', webViewerKeyDown);
            window.addEventListener('resize', _boundEvents.windowResize);
            window.addEventListener('hashchange', _boundEvents.windowHashChange);
            window.addEventListener('beforeprint', _boundEvents.windowBeforePrint);
            window.addEventListener('afterprint', _boundEvents.windowAfterPrint);
            _boundEvents.windowChange = function(evt) {
                var files = evt.target.files;
                if (!files || files.length === 0) {
                    return
                }
                eventBus.dispatch('fileinputchange', {
                    fileInput: evt.target
                })
            };
            window.addEventListener('change', _boundEvents.windowChange)
        },
        unbindEvents: function unbindEvents() {
            var eventBus = this.eventBus,
            _boundEvents = this._boundEvents;
            eventBus.off('resize', webViewerResize);
            eventBus.off('hashchange', webViewerHashchange);
            eventBus.off('beforeprint', _boundEvents.beforePrint);
            eventBus.off('afterprint', _boundEvents.afterPrint);
            eventBus.off('pagerendered', webViewerPageRendered);
            eventBus.off('textlayerrendered', webViewerTextLayerRendered);
            eventBus.off('updateviewarea', webViewerUpdateViewarea);
            eventBus.off('pagechanging', webViewerPageChanging);
            eventBus.off('scalechanging', webViewerScaleChanging);
            eventBus.off('sidebarviewchanged', webViewerSidebarViewChanged);
            eventBus.off('pagemode', webViewerPageMode);
            eventBus.off('namedaction', webViewerNamedAction);
            eventBus.off('presentationmodechanged', webViewerPresentationModeChanged);
            eventBus.off('presentationmode', webViewerPresentationMode);
            eventBus.off('openfile', webViewerOpenFile);
            eventBus.off('print', webViewerPrint);
            eventBus.off('download', webViewerDownload);
            eventBus.off('firstpage', webViewerFirstPage);
            eventBus.off('lastpage', webViewerLastPage);
            eventBus.off('nextpage', webViewerNextPage);
            eventBus.off('previouspage', webViewerPreviousPage);
            eventBus.off('zoomin', webViewerZoomIn);
            eventBus.off('zoomout', webViewerZoomOut);
            eventBus.off('pagenumberchanged', webViewerPageNumberChanged);
            eventBus.off('scalechanged', webViewerScaleChanged);
            eventBus.off('rotatecw', webViewerRotateCw);
            eventBus.off('rotateccw', webViewerRotateCcw);
            eventBus.off('documentproperties', webViewerDocumentProperties);
            eventBus.off('find', webViewerFind);
            eventBus.off('findfromurlhash', webViewerFindFromUrlHash);
            eventBus.off('fileinputchange', webViewerFileInputChange);
            _boundEvents.beforePrint = null;
            _boundEvents.afterPrint = null
        },
        unbindWindowEvents: function unbindWindowEvents() {
            var _boundEvents = this._boundEvents;
            window.removeEventListener('wheel', webViewerWheel);
            window.removeEventListener('click', webViewerClick);
            window.removeEventListener('keydown', webViewerKeyDown);
            window.removeEventListener('resize', _boundEvents.windowResize);
            window.removeEventListener('hashchange', _boundEvents.windowHashChange);
            window.removeEventListener('beforeprint', _boundEvents.windowBeforePrint);
            window.removeEventListener('afterprint', _boundEvents.windowAfterPrint);
            window.removeEventListener('change', _boundEvents.windowChange);
            _boundEvents.windowChange = null;
            _boundEvents.windowResize = null;
            _boundEvents.windowHashChange = null;
            _boundEvents.windowBeforePrint = null;
            _boundEvents.windowAfterPrint = null
        }
    };
    var validateFileURL = void 0; {
        var HOSTED_VIEWER_ORIGINS = ['null', 'http://mozilla.github.io', 'https://mozilla.github.io'];
        validateFileURL = function validateFileURL(file) {
            if (file === undefined) {
                return
            }
            try {
                var viewerOrigin = new URL(window.location.href).origin || 'null';
                if (HOSTED_VIEWER_ORIGINS.indexOf(viewerOrigin) >= 0) {
                    return
                }
                var fileOrigin = new URL(file, window.location.href).origin;
                if (fileOrigin !== viewerOrigin) {
                    throw new Error('file origin does not match viewer\'s');
                }
            } catch(ex) {
                var message = ex && ex.message;
                PDFViewerApplication.l10n.get('loading_error', null, 'An error occurred while loading the PDF.').then(function(loadingErrorMessage) {
                    PDFViewerApplication.error(loadingErrorMessage, {
                        message: message
                    })
                });
                throw ex;
            }
        }
    }
    function loadAndEnablePDFBug(enabledTabs) {
        return new Promise(function(resolve, reject) {
            var appConfig = PDFViewerApplication.appConfig;
            var script = document.createElement('script');
            script.src = appConfig.debuggerScriptPath;
            script.onload = function() {
                PDFBug.enable(enabledTabs);
                PDFBug.init({
                    PDFJS: _pdfjsLib.PDFJS,
                    OPS: _pdfjsLib.OPS
                },
                appConfig.mainContainer);
                resolve()
            };
            script.onerror = function() {
                reject(new Error('Cannot load debugger at ' + script.src))
            }; (document.getElementsByTagName('head')[0] || document.body).appendChild(script)
        })
    }
    function webViewerInitialized() {
        var appConfig = PDFViewerApplication.appConfig;
        var file = void 0;
        var queryString = document.location.search.substring(1);
        var params = (0, _ui_utils.parseQueryString)(queryString);
        file = 'file' in params ? params.file: appConfig.defaultUrl;
        validateFileURL(file);
        var waitForBeforeOpening = [];
        var fileInput = document.createElement('input');
        fileInput.id = appConfig.openFileInputName;
        fileInput.className = 'fileInput';
        fileInput.setAttribute('type', 'file');
        fileInput.oncontextmenu = _ui_utils.noContextMenuHandler;
        document.body.appendChild(fileInput);
        if (!window.File || !window.FileReader || !window.FileList || !window.Blob) {
            appConfig.toolbar.openFile.setAttribute('hidden', 'true');
            appConfig.secondaryToolbar.openFileButton.setAttribute('hidden', 'true')
        } else {
            fileInput.value = null
        }
        if (PDFViewerApplication.viewerPrefs['pdfBugEnabled']) {
            var hash = document.location.hash.substring(1);
            var hashParams = (0, _ui_utils.parseQueryString)(hash);
            if ('disableworker' in hashParams) {
                _pdfjsLib.PDFJS.disableWorker = hashParams['disableworker'] === 'true'
            }
            if ('disablerange' in hashParams) {
                _pdfjsLib.PDFJS.disableRange = hashParams['disablerange'] === 'true'
            }
            if ('disablestream' in hashParams) {
                _pdfjsLib.PDFJS.disableStream = hashParams['disablestream'] === 'true'
            }
            if ('disableautofetch' in hashParams) {
                _pdfjsLib.PDFJS.disableAutoFetch = hashParams['disableautofetch'] === 'true'
            }
            if ('disablefontface' in hashParams) {
                _pdfjsLib.PDFJS.disableFontFace = hashParams['disablefontface'] === 'true'
            }
            if ('disablehistory' in hashParams) {
                _pdfjsLib.PDFJS.disableHistory = hashParams['disablehistory'] === 'true'
            }
            if ('webgl' in hashParams) {
                _pdfjsLib.PDFJS.disableWebGL = hashParams['webgl'] !== 'true'
            }
            if ('useonlycsszoom' in hashParams) {
                _pdfjsLib.PDFJS.useOnlyCssZoom = hashParams['useonlycsszoom'] === 'true'
            }
            if ('verbosity' in hashParams) {
                _pdfjsLib.PDFJS.verbosity = hashParams['verbosity'] | 0
            }
            if ('ignorecurrentpositiononzoom' in hashParams) {
                _pdfjsLib.PDFJS.ignoreCurrentPositionOnZoom = hashParams['ignorecurrentpositiononzoom'] === 'true'
            }
            if ('textlayer' in hashParams) {
                switch (hashParams['textlayer']) {
                case 'off':
                    _pdfjsLib.PDFJS.disableTextLayer = true;
                    break;
                case 'visible':
                case 'shadow':
                case 'hover':
                    var viewer = appConfig.viewerContainer;
                    viewer.classList.add('textLayer-' + hashParams['textlayer']);
                    break
                }
            }
            if ('pdfbug' in hashParams) {
                _pdfjsLib.PDFJS.pdfBug = true;
                var pdfBug = hashParams['pdfbug'];
                var enabled = pdfBug.split(',');
                waitForBeforeOpening.push(loadAndEnablePDFBug(enabled))
            }
        }
        if (!PDFViewerApplication.supportsPrinting) {
            appConfig.toolbar.print.classList.add('hidden');
            appConfig.secondaryToolbar.printButton.classList.add('hidden')
        }
        if (!PDFViewerApplication.supportsFullscreen) {
            appConfig.toolbar.presentationModeButton.classList.add('hidden');
            appConfig.secondaryToolbar.presentationModeButton.classList.add('hidden')
        }
        if (PDFViewerApplication.supportsIntegratedFind) {
            appConfig.toolbar.viewFind.classList.add('hidden')
        }
        appConfig.sidebar.mainContainer.addEventListener('transitionend',
        function(evt) {
            if (evt.target === this) {
                PDFViewerApplication.eventBus.dispatch('resize')
            }
        },
        true);
        appConfig.sidebar.toggleButton.addEventListener('click',
        function() {
            PDFViewerApplication.pdfSidebar.toggle()
        });
        Promise.all(waitForBeforeOpening).then(function() {
            webViewerOpenFileViaURL(file)
        }).
        catch(function(reason) {
            PDFViewerApplication.l10n.get('loading_error', null, 'An error occurred while opening.').then(function(msg) {
                PDFViewerApplication.error(msg, reason)
            })
        })
    }
    var webViewerOpenFileViaURL = void 0; {
        webViewerOpenFileViaURL = function webViewerOpenFileViaURL(file) {
            if (file && file.lastIndexOf('file:', 0) === 0) {
                PDFViewerApplication.setTitleUsingUrl(file);
                var xhr = new XMLHttpRequest();
                xhr.onload = function() {
                    PDFViewerApplication.open(new Uint8Array(xhr.response))
                };
                try {
                    xhr.open('GET', file);
                    xhr.responseType = 'arraybuffer';
                    xhr.send()
                } catch(ex) {
                    PDFViewerApplication.l10n.get('loading_error', null, 'An error occurred while loading the PDF.').then(function(msg) {
                        PDFViewerApplication.error(msg, ex)
                    })
                }
                return
            }
            if (file) {
                PDFViewerApplication.open(file)
            }
        }
    }
    function webViewerPageRendered(evt) {
        var pageNumber = evt.pageNumber;
        var pageIndex = pageNumber - 1;
        var pageView = PDFViewerApplication.pdfViewer.getPageView(pageIndex);
        if (pageNumber === PDFViewerApplication.page) {
            PDFViewerApplication.toolbar.updateLoadingIndicatorState(false)
        }
        if (!pageView) {
            return
        }
        if (PDFViewerApplication.pdfSidebar.isThumbnailViewVisible) {
            var thumbnailView = PDFViewerApplication.pdfThumbnailViewer.getThumbnail(pageIndex);
            thumbnailView.setImage(pageView)
        }
        if (_pdfjsLib.PDFJS.pdfBug && Stats.enabled && pageView.stats) {
            Stats.add(pageNumber, pageView.stats)
        }
        if (pageView.error) {
            PDFViewerApplication.l10n.get('rendering_error', null, 'An error occurred while rendering the page.').then(function(msg) {
                PDFViewerApplication.error(msg, pageView.error)
            })
        }
    }
    function webViewerTextLayerRendered(evt) {}
    function webViewerPageMode(evt) {
        var mode = evt.mode,
        view = void 0;
        switch (mode) {
        case 'thumbs':
            view = _pdf_sidebar.SidebarView.THUMBS;
            break;
        case 'bookmarks':
        case 'outline':
            view = _pdf_sidebar.SidebarView.OUTLINE;
            break;
        case 'attachments':
            view = _pdf_sidebar.SidebarView.ATTACHMENTS;
            break;
        case 'none':
            view = _pdf_sidebar.SidebarView.NONE;
            break;
        default:
            console.error('Invalid "pagemode" hash parameter: ' + mode);
            return
        }
        PDFViewerApplication.pdfSidebar.switchView(view, true)
    }
    function webViewerNamedAction(evt) {
        var action = evt.action;
        switch (action) {
        case 'GoToPage':
            PDFViewerApplication.appConfig.toolbar.pageNumber.select();
            break;
        case 'Find':
            if (!PDFViewerApplication.supportsIntegratedFind) {
                PDFViewerApplication.findBar.toggle()
            }
            break
        }
    }
    function webViewerPresentationModeChanged(evt) {
        var active = evt.active,
        switchInProgress = evt.switchInProgress;
        PDFViewerApplication.pdfViewer.presentationModeState = switchInProgress ? _pdf_viewer.PresentationModeState.CHANGING: active ? _pdf_viewer.PresentationModeState.FULLSCREEN: _pdf_viewer.PresentationModeState.NORMAL
    }
    function webViewerSidebarViewChanged(evt) {
        PDFViewerApplication.pdfRenderingQueue.isThumbnailViewEnabled = PDFViewerApplication.pdfSidebar.isThumbnailViewVisible;
        var store = PDFViewerApplication.store;
        if (store && PDFViewerApplication.isInitialViewSet) {
            store.set('sidebarView', evt.view).
            catch(function() {})
        }
    }
    function webViewerUpdateViewarea(evt) {
        var location = evt.location,
        store = PDFViewerApplication.store;
        if (store && PDFViewerApplication.isInitialViewSet) {
            store.setMultiple({
                'exists': true,
                'page': location.pageNumber,
                'zoom': location.scale,
                'scrollLeft': location.left,
                'scrollTop': location.top
            }).
            catch(function() {})
        }
        var href = PDFViewerApplication.pdfLinkService.getAnchorUrl(location.pdfOpenParams);
        PDFViewerApplication.appConfig.toolbar.viewBookmark.href = href;
        PDFViewerApplication.appConfig.secondaryToolbar.viewBookmarkButton.href = href;
        PDFViewerApplication.pdfHistory.updateCurrentBookmark(location.pdfOpenParams, location.pageNumber);
        var currentPage = PDFViewerApplication.pdfViewer.getPageView(PDFViewerApplication.page - 1);
        var loading = currentPage.renderingState !== _pdf_rendering_queue.RenderingStates.FINISHED;
        PDFViewerApplication.toolbar.updateLoadingIndicatorState(loading)
    }
    function webViewerResize() {
        var pdfDocument = PDFViewerApplication.pdfDocument,
        pdfViewer = PDFViewerApplication.pdfViewer;
        if (!pdfDocument) {
            return
        }
        var currentScaleValue = pdfViewer.currentScaleValue;
        if (currentScaleValue === 'auto' || currentScaleValue === 'page-fit' || currentScaleValue === 'page-width') {
            pdfViewer.currentScaleValue = currentScaleValue
        }
        pdfViewer.update()
    }
    function webViewerHashchange(evt) {
        if (PDFViewerApplication.pdfHistory.isHashChangeUnlocked) {
            var hash = evt.hash;
            if (!hash) {
                return
            }
            if (!PDFViewerApplication.isInitialViewSet) {
                PDFViewerApplication.initialBookmark = hash
            } else {
                PDFViewerApplication.pdfLinkService.setHash(hash)
            }
        }
    }
    var webViewerFileInputChange = void 0; {
        webViewerFileInputChange = function webViewerFileInputChange(evt) {
            var file = evt.fileInput.files[0];
            if (!_pdfjsLib.PDFJS.disableCreateObjectURL && URL.createObjectURL) {
                PDFViewerApplication.open(URL.createObjectURL(file))
            } else {
                var fileReader = new FileReader();
                fileReader.onload = function webViewerChangeFileReaderOnload(evt) {
                    var buffer = evt.target.result;
                    PDFViewerApplication.open(new Uint8Array(buffer))
                };
                fileReader.readAsArrayBuffer(file)
            }
            PDFViewerApplication.setTitleUsingUrl(file.name);
            var appConfig = PDFViewerApplication.appConfig;
            appConfig.toolbar.viewBookmark.setAttribute('hidden', 'true');
            appConfig.secondaryToolbar.viewBookmarkButton.setAttribute('hidden', 'true');
            appConfig.toolbar.download.setAttribute('hidden', 'true');
            appConfig.secondaryToolbar.downloadButton.setAttribute('hidden', 'true')
        }
    }
    function webViewerPresentationMode() {
        PDFViewerApplication.requestPresentationMode()
    }
    function webViewerOpenFile() {
        var openFileInputName = PDFViewerApplication.appConfig.openFileInputName;
        document.getElementById(openFileInputName).click()
    }
    function webViewerPrint() {
        window.print()
    }
    function webViewerDownload() {
        PDFViewerApplication.download()
    }
    function webViewerFirstPage() {
        if (PDFViewerApplication.pdfDocument) {
            PDFViewerApplication.page = 1
        }
    }
    function webViewerLastPage() {
        if (PDFViewerApplication.pdfDocument) {
            PDFViewerApplication.page = PDFViewerApplication.pagesCount
        }
    }
    function webViewerNextPage() {
        PDFViewerApplication.page++
    }
    function webViewerPreviousPage() {
        PDFViewerApplication.page--
    }
    function webViewerZoomIn() {
        PDFViewerApplication.zoomIn()
    }
    function webViewerZoomOut() {
        PDFViewerApplication.zoomOut()
    }
    function webViewerPageNumberChanged(evt) {
        var pdfViewer = PDFViewerApplication.pdfViewer;
        pdfViewer.currentPageLabel = evt.value;
        if (evt.value !== pdfViewer.currentPageNumber.toString() && evt.value !== pdfViewer.currentPageLabel) {
            PDFViewerApplication.toolbar.setPageNumber(pdfViewer.currentPageNumber, pdfViewer.currentPageLabel)
        }
    }
    function webViewerScaleChanged(evt) {
        PDFViewerApplication.pdfViewer.currentScaleValue = evt.value
    }
    function webViewerRotateCw() {
        PDFViewerApplication.rotatePages(90)
    }
    function webViewerRotateCcw() {
        PDFViewerApplication.rotatePages( - 90)
    }
    function webViewerDocumentProperties() {
        PDFViewerApplication.pdfDocumentProperties.open()
    }
    function webViewerFind(evt) {
        PDFViewerApplication.findController.executeCommand('find' + evt.type, {
            query: evt.query,
            phraseSearch: evt.phraseSearch,
            caseSensitive: evt.caseSensitive,
            highlightAll: evt.highlightAll,
            findPrevious: evt.findPrevious
        })
    }
    function webViewerFindFromUrlHash(evt) {
        PDFViewerApplication.findController.executeCommand('find', {
            query: evt.query,
            phraseSearch: evt.phraseSearch,
            caseSensitive: false,
            highlightAll: true,
            findPrevious: false
        })
    }
    function webViewerScaleChanging(evt) {
        PDFViewerApplication.toolbar.setPageScale(evt.presetValue, evt.scale);
        PDFViewerApplication.pdfViewer.update()
    }
    function webViewerPageChanging(evt) {
        var page = evt.pageNumber;
        PDFViewerApplication.toolbar.setPageNumber(page, evt.pageLabel || null);
        PDFViewerApplication.secondaryToolbar.setPageNumber(page);
        if (PDFViewerApplication.pdfSidebar.isThumbnailViewVisible) {
            PDFViewerApplication.pdfThumbnailViewer.scrollThumbnailIntoView(page)
        }
        if (_pdfjsLib.PDFJS.pdfBug && Stats.enabled) {
            var pageView = PDFViewerApplication.pdfViewer.getPageView(page - 1);
            if (pageView.stats) {
                Stats.add(page, pageView.stats)
            }
        }
    }
    var zoomDisabled = false,
    zoomDisabledTimeout = void 0;
    function webViewerWheel(evt) {
        var pdfViewer = PDFViewerApplication.pdfViewer;
        if (pdfViewer.isInPresentationMode) {
            return
        }
        if (evt.ctrlKey || evt.metaKey) {
            var support = PDFViewerApplication.supportedMouseWheelZoomModifierKeys;
            if (evt.ctrlKey && !support.ctrlKey || evt.metaKey && !support.metaKey) {
                return
            }
            evt.preventDefault();
            if (zoomDisabled) {
                return
            }
            var previousScale = pdfViewer.currentScale;
            var delta = (0, _ui_utils.normalizeWheelEventDelta)(evt);
            var MOUSE_WHEEL_DELTA_PER_PAGE_SCALE = 3.0;
            var ticks = delta * MOUSE_WHEEL_DELTA_PER_PAGE_SCALE;
            if (ticks < 0) {
                PDFViewerApplication.zoomOut( - ticks)
            } else {
                PDFViewerApplication.zoomIn(ticks)
            }
            var currentScale = pdfViewer.currentScale;
            if (previousScale !== currentScale) {
                var scaleCorrectionFactor = currentScale / previousScale - 1;
                var rect = pdfViewer.container.getBoundingClientRect();
                var dx = evt.clientX - rect.left;
                var dy = evt.clientY - rect.top;
                pdfViewer.container.scrollLeft += dx * scaleCorrectionFactor;
                pdfViewer.container.scrollTop += dy * scaleCorrectionFactor
            }
        } else {
            zoomDisabled = true;
            clearTimeout(zoomDisabledTimeout);
            zoomDisabledTimeout = setTimeout(function() {
                zoomDisabled = false
            },
            1000)
        }
    }
    function webViewerClick(evt) {
        if (!PDFViewerApplication.secondaryToolbar.isOpen) {
            return
        }
        var appConfig = PDFViewerApplication.appConfig;
        if (PDFViewerApplication.pdfViewer.containsElement(evt.target) || appConfig.toolbar.container.contains(evt.target) && evt.target !== appConfig.secondaryToolbar.toggleButton) {
            PDFViewerApplication.secondaryToolbar.close()
        }
    }
    function webViewerKeyDown(evt) {
        if (PDFViewerApplication.overlayManager.active) {
            return
        }
        var handled = false,
        ensureViewerFocused = false;
        var cmd = (evt.ctrlKey ? 1 : 0) | (evt.altKey ? 2 : 0) | (evt.shiftKey ? 4 : 0) | (evt.metaKey ? 8 : 0);
        var pdfViewer = PDFViewerApplication.pdfViewer;
        var isViewerInPresentationMode = pdfViewer && pdfViewer.isInPresentationMode;
        if (cmd === 1 || cmd === 8 || cmd === 5 || cmd === 12) {
            switch (evt.keyCode) {
            case 70:
                if (!PDFViewerApplication.supportsIntegratedFind) {
                    PDFViewerApplication.findBar.open();
                    handled = true
                }
                break;
            case 71:
                if (!PDFViewerApplication.supportsIntegratedFind) {
                    var findState = PDFViewerApplication.findController.state;
                    if (findState) {
                        PDFViewerApplication.findController.executeCommand('findagain', {
                            query: findState.query,
                            phraseSearch: findState.phraseSearch,
                            caseSensitive: findState.caseSensitive,
                            highlightAll: findState.highlightAll,
                            findPrevious: cmd === 5 || cmd === 12
                        })
                    }
                    handled = true
                }
                break;
            case 61:
            case 107:
            case 187:
            case 171:
                if (!isViewerInPresentationMode) {
                    PDFViewerApplication.zoomIn()
                }
                handled = true;
                break;
            case 173:
            case 109:
            case 189:
                if (!isViewerInPresentationMode) {
                    PDFViewerApplication.zoomOut()
                }
                handled = true;
                break;
            case 48:
            case 96:
                if (!isViewerInPresentationMode) {
                    setTimeout(function() {
                        pdfViewer.currentScaleValue = _ui_utils.DEFAULT_SCALE_VALUE
                    });
                    handled = false
                }
                break;
            case 38:
                if (isViewerInPresentationMode || PDFViewerApplication.page > 1) {
                    PDFViewerApplication.page = 1;
                    handled = true;
                    ensureViewerFocused = true
                }
                break;
            case 40:
                if (isViewerInPresentationMode || PDFViewerApplication.page < PDFViewerApplication.pagesCount) {
                    PDFViewerApplication.page = PDFViewerApplication.pagesCount;
                    handled = true;
                    ensureViewerFocused = true
                }
                break
            }
        }
        if (cmd === 1 || cmd === 8) {
            switch (evt.keyCode) {
            case 83:
                PDFViewerApplication.download();
                handled = true;
                break
            }
        }
        if (cmd === 3 || cmd === 10) {
            switch (evt.keyCode) {
            case 80:
                PDFViewerApplication.requestPresentationMode();
                handled = true;
                break;
            case 71:
                PDFViewerApplication.appConfig.toolbar.pageNumber.select();
                handled = true;
                break
            }
        }
        if (handled) {
            if (ensureViewerFocused && !isViewerInPresentationMode) {
                pdfViewer.focus()
            }
            evt.preventDefault();
            return
        }
        var curElement = document.activeElement || document.querySelector(':focus');
        var curElementTagName = curElement && curElement.tagName.toUpperCase();
        if (curElementTagName === 'INPUT' || curElementTagName === 'TEXTAREA' || curElementTagName === 'SELECT') {
            if (evt.keyCode !== 27) {
                return
            }
        }
        if (cmd === 0) {
            switch (evt.keyCode) {
            case 38:
            case 33:
            case 8:
                if (!isViewerInPresentationMode && pdfViewer.currentScaleValue !== 'page-fit') {
                    break
                }
            case 37:
                if (pdfViewer.isHorizontalScrollbarEnabled) {
                    break
                }
            case 75:
            case 80:
                if (PDFViewerApplication.page > 1) {
                    PDFViewerApplication.page--
                }
                handled = true;
                break;
            case 27:
                if (PDFViewerApplication.secondaryToolbar.isOpen) {
                    PDFViewerApplication.secondaryToolbar.close();
                    handled = true
                }
                if (!PDFViewerApplication.supportsIntegratedFind && PDFViewerApplication.findBar.opened) {
                    PDFViewerApplication.findBar.close();
                    handled = true
                }
                break;
            case 40:
            case 34:
            case 32:
                if (!isViewerInPresentationMode && pdfViewer.currentScaleValue !== 'page-fit') {
                    break
                }
            case 39:
                if (pdfViewer.isHorizontalScrollbarEnabled) {
                    break
                }
            case 74:
            case 78:
                if (PDFViewerApplication.page < PDFViewerApplication.pagesCount) {
                    PDFViewerApplication.page++
                }
                handled = true;
                break;
            case 36:
                if (isViewerInPresentationMode || PDFViewerApplication.page > 1) {
                    PDFViewerApplication.page = 1;
                    handled = true;
                    ensureViewerFocused = true
                }
                break;
            case 35:
                if (isViewerInPresentationMode || PDFViewerApplication.page < PDFViewerApplication.pagesCount) {
                    PDFViewerApplication.page = PDFViewerApplication.pagesCount;
                    handled = true;
                    ensureViewerFocused = true
                }
                break;
            case 83:
                PDFViewerApplication.pdfCursorTools.switchTool(_pdf_cursor_tools.CursorTool.SELECT);
                break;
            case 72:
                PDFViewerApplication.pdfCursorTools.switchTool(_pdf_cursor_tools.CursorTool.HAND);
                break;
            case 82:
                PDFViewerApplication.rotatePages(90);
                break
            }
        }
        if (cmd === 4) {
            switch (evt.keyCode) {
            case 32:
                if (!isViewerInPresentationMode && pdfViewer.currentScaleValue !== 'page-fit') {
                    break
                }
                if (PDFViewerApplication.page > 1) {
                    PDFViewerApplication.page--
                }
                handled = true;
                break;
            case 82:
                PDFViewerApplication.rotatePages( - 90);
                break
            }
        }
        if (!handled && !isViewerInPresentationMode) {
            if (evt.keyCode >= 33 && evt.keyCode <= 40 || evt.keyCode === 32 && curElementTagName !== 'BUTTON') {
                ensureViewerFocused = true
            }
        }
        if (cmd === 2) {
            switch (evt.keyCode) {
            case 37:
                if (isViewerInPresentationMode) {
                    PDFViewerApplication.pdfHistory.back();
                    handled = true
                }
                break;
            case 39:
                if (isViewerInPresentationMode) {
                    PDFViewerApplication.pdfHistory.forward();
                    handled = true
                }
                break
            }
        }
        if (ensureViewerFocused && !pdfViewer.containsElement(curElement)) {
            pdfViewer.focus()
        }
        if (handled) {
            evt.preventDefault()
        }
    }
    function apiPageModeToSidebarView(mode) {
        switch (mode) {
        case 'UseNone':
            return _pdf_sidebar.SidebarView.NONE;
        case 'UseThumbs':
            return _pdf_sidebar.SidebarView.THUMBS;
        case 'UseOutlines':
            return _pdf_sidebar.SidebarView.OUTLINE;
        case 'UseAttachments':
            return _pdf_sidebar.SidebarView.ATTACHMENTS;
        case 'UseOC':
        }
        return _pdf_sidebar.SidebarView.NONE
    }
    var PDFPrintServiceFactory = {
        instance: {
            supportsPrinting: false,
            createPrintService: function createPrintService() {
                throw new Error('Not implemented: createPrintService');
            }
        }
    };
    exports.PDFViewerApplication = PDFViewerApplication;
    exports.DefaultExternalServices = DefaultExternalServices;
    exports.PDFPrintServiceFactory = PDFPrintServiceFactory
}), (function(module, exports, __webpack_require__) {
    "use strict";
    Object.defineProperty(exports, "__esModule", {
        value: true
    });
    exports.SimpleLinkService = exports.PDFLinkService = undefined;
    var _typeof = typeof Symbol === "function" && typeof Symbol.iterator === "symbol" ?
    function(obj) {
        return typeof obj
    }: function(obj) {
        return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol": typeof obj
    };
    var _createClass = function() {
        function defineProperties(target, props) {
            for (var i = 0; i < props.length; i++) {
                var descriptor = props[i];
                descriptor.enumerable = descriptor.enumerable || false;
                descriptor.configurable = true;
                if ("value" in descriptor) descriptor.writable = true;
                Object.defineProperty(target, descriptor.key, descriptor)
            }
        }
        return function(Constructor, protoProps, staticProps) {
            if (protoProps) defineProperties(Constructor.prototype, protoProps);
            if (staticProps) defineProperties(Constructor, staticProps);
            return Constructor
        }
    } ();
    var _dom_events = __webpack_require__(2);
    var _ui_utils = __webpack_require__(0);
    function _classCallCheck(instance, Constructor) {
        if (! (instance instanceof Constructor)) {
            throw new TypeError("Cannot call a class as a function");
        }
    }
    var PDFLinkService = function() {
        function PDFLinkService() {
            var _ref = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {},
            eventBus = _ref.eventBus;
            _classCallCheck(this, PDFLinkService);
            this.eventBus = eventBus || (0, _dom_events.getGlobalEventBus)();
            this.baseUrl = null;
            this.pdfDocument = null;
            this.pdfViewer = null;
            this.pdfHistory = null;
            this._pagesRefCache = null
        }
        _createClass(PDFLinkService, [{
            key: 'setDocument',
            value: function setDocument(pdfDocument, baseUrl) {
                this.baseUrl = baseUrl;
                this.pdfDocument = pdfDocument;
                this._pagesRefCache = Object.create(null)
            }
        },
        {
            key: 'setViewer',
            value: function setViewer(pdfViewer) {
                this.pdfViewer = pdfViewer
            }
        },
        {
            key: 'setHistory',
            value: function setHistory(pdfHistory) {
                this.pdfHistory = pdfHistory
            }
        },
        {
            key: 'navigateTo',
            value: function navigateTo(dest) {
                var _this = this;
                var goToDestination = function goToDestination(_ref2) {
                    var namedDest = _ref2.namedDest,
                    explicitDest = _ref2.explicitDest;
                    var destRef = explicitDest[0],
                    pageNumber = void 0;
                    if (destRef instanceof Object) {
                        pageNumber = _this._cachedPageNumber(destRef);
                        if (pageNumber === null) {
                            _this.pdfDocument.getPageIndex(destRef).then(function(pageIndex) {
                                _this.cachePageRef(pageIndex + 1, destRef);
                                goToDestination({
                                    namedDest: namedDest,
                                    explicitDest: explicitDest
                                })
                            }).
                            catch(function() {
                                console.error('PDFLinkService.navigateTo: "' + destRef + '" is not ' + ('a valid page reference, for dest="' + dest + '".'))
                            });
                            return
                        }
                    } else if ((destRef | 0) === destRef) {
                        pageNumber = destRef + 1
                    } else {
                        console.error('PDFLinkService.navigateTo: "' + destRef + '" is not ' + ('a valid destination reference, for dest="' + dest + '".'));
                        return
                    }
                    if (!pageNumber || pageNumber < 1 || pageNumber > _this.pagesCount) {
                        console.error('PDFLinkService.navigateTo: "' + pageNumber + '" is not ' + ('a valid page number, for dest="' + dest + '".'));
                        return
                    }
                    _this.pdfViewer.scrollPageIntoView({
                        pageNumber: pageNumber,
                        destArray: explicitDest
                    });
                    if (_this.pdfHistory) {
                        _this.pdfHistory.push({
                            dest: explicitDest,
                            hash: namedDest,
                            page: pageNumber
                        })
                    }
                };
                new Promise(function(resolve, reject) {
                    if (typeof dest === 'string') {
                        _this.pdfDocument.getDestination(dest).then(function(destArray) {
                            resolve({
                                namedDest: dest,
                                explicitDest: destArray
                            })
                        });
                        return
                    }
                    resolve({
                        namedDest: '',
                        explicitDest: dest
                    })
                }).then(function(data) {
                    if (! (data.explicitDest instanceof Array)) {
                        console.error('PDFLinkService.navigateTo: "' + data.explicitDest + '" is' + (' not a valid destination array, for dest="' + dest + '".'));
                        return
                    }
                    goToDestination(data)
                })
            }
        },
        {
            key: 'getDestinationHash',
            value: function getDestinationHash(dest) {
                if (typeof dest === 'string') {
                    return this.getAnchorUrl('#' + escape(dest))
                }
                if (dest instanceof Array) {
                    var str = JSON.stringify(dest);
                    return this.getAnchorUrl('#' + escape(str))
                }
                return this.getAnchorUrl('')
            }
        },
        {
            key: 'getAnchorUrl',
            value: function getAnchorUrl(anchor) {
                return (this.baseUrl || '') + anchor
            }
        },
        {
            key: 'setHash',
            value: function setHash(hash) {
                var pageNumber = void 0,
                dest = void 0;
                if (hash.indexOf('=') >= 0) {
                    var params = (0, _ui_utils.parseQueryString)(hash);
                    if ('search' in params) {
                        this.eventBus.dispatch('findfromurlhash', {
                            source: this,
                            query: params['search'].replace(/"/g, ''),
                            phraseSearch: params['phrase'] === 'true'
                        })
                    }
                    if ('nameddest' in params) {
                        if (this.pdfHistory) {
                            this.pdfHistory.updateNextHashParam(params.nameddest)
                        }
                        this.navigateTo(params.nameddest);
                        return
                    }
                    if ('page' in params) {
                        pageNumber = params.page | 0 || 1
                    }
                    if ('zoom' in params) {
                        var zoomArgs = params.zoom.split(',');
                        var zoomArg = zoomArgs[0];
                        var zoomArgNumber = parseFloat(zoomArg);
                        if (zoomArg.indexOf('Fit') === -1) {
                            dest = [null, {
                                name: 'XYZ'
                            },
                            zoomArgs.length > 1 ? zoomArgs[1] | 0 : null, zoomArgs.length > 2 ? zoomArgs[2] | 0 : null, zoomArgNumber ? zoomArgNumber / 100 : zoomArg]
                        } else {
                            if (zoomArg === 'Fit' || zoomArg === 'FitB') {
                                dest = [null, {
                                    name: zoomArg
                                }]
                            } else if (zoomArg === 'FitH' || zoomArg === 'FitBH' || zoomArg === 'FitV' || zoomArg === 'FitBV') {
                                dest = [null, {
                                    name: zoomArg
                                },
                                zoomArgs.length > 1 ? zoomArgs[1] | 0 : null]
                            } else if (zoomArg === 'FitR') {
                                if (zoomArgs.length !== 5) {
                                    console.error('PDFLinkService.setHash: Not enough parameters for "FitR".')
                                } else {
                                    dest = [null, {
                                        name: zoomArg
                                    },
                                    zoomArgs[1] | 0, zoomArgs[2] | 0, zoomArgs[3] | 0, zoomArgs[4] | 0]
                                }
                            } else {
                                console.error('PDFLinkService.setHash: "' + zoomArg + '" is not ' + 'a valid zoom value.')
                            }
                        }
                    }
                    if (dest) {
                        this.pdfViewer.scrollPageIntoView({
                            pageNumber: pageNumber || this.page,
                            destArray: dest,
                            allowNegativeOffset: true
                        })
                    } else if (pageNumber) {
                        this.page = pageNumber
                    }
                    if ('pagemode' in params) {
                        this.eventBus.dispatch('pagemode', {
                            source: this,
                            mode: params.pagemode
                        })
                    }
                } else {
                    if (/^\d+$/.test(hash) && hash <= this.pagesCount) {
                        console.warn('PDFLinkService_setHash: specifying a page number ' + 'directly after the hash symbol (#) is deprecated, ' + ('please use the "#page=' + hash + '" form instead.'));
                        this.page = hash | 0
                    }
                    dest = unescape(hash);
                    try {
                        dest = JSON.parse(dest);
                        if (! (dest instanceof Array)) {
                            dest = dest.toString()
                        }
                    } catch(ex) {}
                    if (typeof dest === 'string' || isValidExplicitDestination(dest)) {
                        if (this.pdfHistory) {
                            this.pdfHistory.updateNextHashParam(dest)
                        }
                        this.navigateTo(dest);
                        return
                    }
                    console.error('PDFLinkService.setHash: "' + unescape(hash) + '" is not ' + 'a valid destination.')
                }
            }
        },
        {
            key: 'executeNamedAction',
            value: function executeNamedAction(action) {
                switch (action) {
                case 'GoBack':
                    if (this.pdfHistory) {
                        this.pdfHistory.back()
                    }
                    break;
                case 'GoForward':
                    if (this.pdfHistory) {
                        this.pdfHistory.forward()
                    }
                    break;
                case 'NextPage':
                    if (this.page < this.pagesCount) {
                        this.page++
                    }
                    break;
                case 'PrevPage':
                    if (this.page > 1) {
                        this.page--
                    }
                    break;
                case 'LastPage':
                    this.page = this.pagesCount;
                    break;
                case 'FirstPage':
                    this.page = 1;
                    break;
                default:
                    break
                }
                this.eventBus.dispatch('namedaction', {
                    source: this,
                    action: action
                })
            }
        },
        {
            key: 'onFileAttachmentAnnotation',
            value: function onFileAttachmentAnnotation(_ref3) {
                var id = _ref3.id,
                filename = _ref3.filename,
                content = _ref3.content;
                this.eventBus.dispatch('fileattachmentannotation', {
                    source: this,
                    id: id,
                    filename: filename,
                    content: content
                })
            }
        },
        {
            key: 'cachePageRef',
            value: function cachePageRef(pageNum, pageRef) {
                var refStr = pageRef.num + ' ' + pageRef.gen + ' R';
                this._pagesRefCache[refStr] = pageNum
            }
        },
        {
            key: '_cachedPageNumber',
            value: function _cachedPageNumber(pageRef) {
                var refStr = pageRef.num + ' ' + pageRef.gen + ' R';
                return this._pagesRefCache && this._pagesRefCache[refStr] || null
            }
        },
        {
            key: 'pagesCount',
            get: function get() {
                return this.pdfDocument ? this.pdfDocument.numPages: 0
            }
        },
        {
            key: 'page',
            get: function get() {
                return this.pdfViewer.currentPageNumber
            },
            set: function set(value) {
                this.pdfViewer.currentPageNumber = value
            }
        }]);
        return PDFLinkService
    } ();
    function isValidExplicitDestination(dest) {
        if (! (dest instanceof Array)) {
            return false
        }
        var destLength = dest.length,
        allowNull = true;
        if (destLength < 2) {
            return false
        }
        var page = dest[0];
        if (! ((typeof page === 'undefined' ? 'undefined': _typeof(page)) === 'object' && typeof page.num === 'number' && (page.num | 0) === page.num && typeof page.gen === 'number' && (page.gen | 0) === page.gen) && !(typeof page === 'number' && (page | 0) === page && page >= 0)) {
            return false
        }
        var zoom = dest[1];
        if (! ((typeof zoom === 'undefined' ? 'undefined': _typeof(zoom)) === 'object' && typeof zoom.name === 'string')) {
            return false
        }
        switch (zoom.name) {
        case 'XYZ':
            if (destLength !== 5) {
                return false
            }
            break;
        case 'Fit':
        case 'FitB':
            return destLength === 2;
        case 'FitH':
        case 'FitBH':
        case 'FitV':
        case 'FitBV':
            if (destLength !== 3) {
                return false
            }
            break;
        case 'FitR':
            if (destLength !== 6) {
                return false
            }
            allowNull = false;
            break;
        default:
            return false
        }
        for (var i = 2; i < destLength; i++) {
            var param = dest[i];
            if (! (typeof param === 'number' || allowNull && param === null)) {
                return false
            }
        }
        return true
    }
    var SimpleLinkService = function() {
        function SimpleLinkService() {
            _classCallCheck(this, SimpleLinkService)
        }
        _createClass(SimpleLinkService, [{
            key: 'navigateTo',
            value: function navigateTo(dest) {}
        },
        {
            key: 'getDestinationHash',
            value: function getDestinationHash(dest) {
                return '#'
            }
        },
        {
            key: 'getAnchorUrl',
            value: function getAnchorUrl(hash) {
                return '#'
            }
        },
        {
            key: 'setHash',
            value: function setHash(hash) {}
        },
        {
            key: 'executeNamedAction',
            value: function executeNamedAction(action) {}
        },
        {
            key: 'onFileAttachmentAnnotation',
            value: function onFileAttachmentAnnotation(_ref4) {
                var id = _ref4.id,
                filename = _ref4.filename,
                content = _ref4.content
            }
        },
        {
            key: 'cachePageRef',
            value: function cachePageRef(pageNum, pageRef) {}
        },
        {
            key: 'page',
            get: function get() {
                return 0
            },
            set: function set(value) {}
        }]);
        return SimpleLinkService
    } ();
    exports.PDFLinkService = PDFLinkService;
    exports.SimpleLinkService = SimpleLinkService
}), (function(module, exports, __webpack_require__) {
    "use strict";
    Object.defineProperty(exports, "__esModule", {
        value: true
    });
    exports.PDFCursorTools = exports.CursorTool = undefined;
    var _slicedToArray = function() {
        function sliceIterator(arr, i) {
            var _arr = [];
            var _n = true;
            var _d = false;
            var _e = undefined;
            try {
                for (var _i = arr[Symbol.iterator](), _s; ! (_n = (_s = _i.next()).done); _n = true) {
                    _arr.push(_s.value);
                    if (i && _arr.length === i) break
                }
            } catch(err) {
                _d = true;
                _e = err
            } finally {
                try {
                    if (!_n && _i["return"]) _i["return"]()
                } finally {
                    if (_d) throw _e;
                }
            }
            return _arr
        }
        return function(arr, i) {
            if (Array.isArray(arr)) {
                return arr
            } else if (Symbol.iterator in Object(arr)) {
                return sliceIterator(arr, i)
            } else {
                throw new TypeError("Invalid attempt to destructure non-iterable instance");
            }
        }
    } ();
    var _createClass = function() {
        function defineProperties(target, props) {
            for (var i = 0; i < props.length; i++) {
                var descriptor = props[i];
                descriptor.enumerable = descriptor.enumerable || false;
                descriptor.configurable = true;
                if ("value" in descriptor) descriptor.writable = true;
                Object.defineProperty(target, descriptor.key, descriptor)
            }
        }
        return function(Constructor, protoProps, staticProps) {
            if (protoProps) defineProperties(Constructor.prototype, protoProps);
            if (staticProps) defineProperties(Constructor, staticProps);
            return Constructor
        }
    } ();
    var _grab_to_pan = __webpack_require__(14);
    function _classCallCheck(instance, Constructor) {
        if (! (instance instanceof Constructor)) {
            throw new TypeError("Cannot call a class as a function");
        }
    }
    var CursorTool = {
        SELECT: 0,
        HAND: 1,
        ZOOM: 2
    };
    var PDFCursorTools = function() {
        function PDFCursorTools(_ref) {
            var _this = this;
            var container = _ref.container,
            eventBus = _ref.eventBus,
            preferences = _ref.preferences;
            _classCallCheck(this, PDFCursorTools);
            this.container = container;
            this.eventBus = eventBus;
            this.active = CursorTool.SELECT;
            this.activeBeforePresentationMode = null;
            this.handTool = new _grab_to_pan.GrabToPan({
                element: this.container
            });
            this._addEventListeners();
            Promise.all([preferences.get('cursorToolOnLoad'), preferences.get('enableHandToolOnLoad')]).then(function(_ref2) {
                var _ref3 = _slicedToArray(_ref2, 2),
                cursorToolPref = _ref3[0],
                handToolPref = _ref3[1];
                if (handToolPref === true) {
                    preferences.set('enableHandToolOnLoad', false);
                    if (cursorToolPref === CursorTool.SELECT) {
                        cursorToolPref = CursorTool.HAND;
                        preferences.set('cursorToolOnLoad', cursorToolPref).
                        catch(function() {})
                    }
                }
                _this.switchTool(cursorToolPref)
            }).
            catch(function() {})
        }
        _createClass(PDFCursorTools, [{
            key: 'switchTool',
            value: function switchTool(tool) {
                var _this2 = this;
                if (this.activeBeforePresentationMode !== null) {
                    return
                }
                if (tool === this.active) {
                    return
                }
                var disableActiveTool = function disableActiveTool() {
                    switch (_this2.active) {
                    case CursorTool.SELECT:
                        break;
                    case CursorTool.HAND:
                        _this2.handTool.deactivate();
                        break;
                    case CursorTool.ZOOM:
                    }
                };
                switch (tool) {
                case CursorTool.SELECT:
                    disableActiveTool();
                    break;
                case CursorTool.HAND:
                    disableActiveTool();
                    this.handTool.activate();
                    break;
                case CursorTool.ZOOM:
                default:
                    console.error('switchTool: "' + tool + '" is an unsupported value.');
                    return
                }
                this.active = tool;
                this._dispatchEvent()
            }
        },
        {
            key: '_dispatchEvent',
            value: function _dispatchEvent() {
                this.eventBus.dispatch('cursortoolchanged', {
                    source: this,
                    tool: this.active
                })
            }
        },
        {
            key: '_addEventListeners',
            value: function _addEventListeners() {
                var _this3 = this;
                this.eventBus.on('switchcursortool',
                function(evt) {
                    _this3.switchTool(evt.tool)
                });
                this.eventBus.on('presentationmodechanged',
                function(evt) {
                    if (evt.switchInProgress) {
                        return
                    }
                    var previouslyActive = void 0;
                    if (evt.active) {
                        previouslyActive = _this3.active;
                        _this3.switchTool(CursorTool.SELECT);
                        _this3.activeBeforePresentationMode = previouslyActive
                    } else {
                        previouslyActive = _this3.activeBeforePresentationMode;
                        _this3.activeBeforePresentationMode = null;
                        _this3.switchTool(previouslyActive)
                    }
                })
            }
        },
        {
            key: 'activeTool',
            get: function get() {
                return this.active
            }
        }]);
        return PDFCursorTools
    } ();
    exports.CursorTool = CursorTool;
    exports.PDFCursorTools = PDFCursorTools
}), (function(module, exports, __webpack_require__) {
    "use strict";
    Object.defineProperty(exports, "__esModule", {
        value: true
    });
    exports.PDFFindController = exports.FindState = undefined;
    var _createClass = function() {
        function defineProperties(target, props) {
            for (var i = 0; i < props.length; i++) {
                var descriptor = props[i];
                descriptor.enumerable = descriptor.enumerable || false;
                descriptor.configurable = true;
                if ("value" in descriptor) descriptor.writable = true;
                Object.defineProperty(target, descriptor.key, descriptor)
            }
        }
        return function(Constructor, protoProps, staticProps) {
            if (protoProps) defineProperties(Constructor.prototype, protoProps);
            if (staticProps) defineProperties(Constructor, staticProps);
            return Constructor
        }
    } ();
    var _pdfjsLib = __webpack_require__(1);
    var _ui_utils = __webpack_require__(0);
    function _classCallCheck(instance, Constructor) {
        if (! (instance instanceof Constructor)) {
            throw new TypeError("Cannot call a class as a function");
        }
    }
    var FindState = {
        FOUND: 0,
        NOT_FOUND: 1,
        WRAPPED: 2,
        PENDING: 3
    };
    var FIND_SCROLL_OFFSET_TOP = -50;
    var FIND_SCROLL_OFFSET_LEFT = -400;
    var FIND_TIMEOUT = 250;
    var CHARACTERS_TO_NORMALIZE = {
        '\u2018': '\'',
        '\u2019': '\'',
        '\u201A': '\'',
        '\u201B': '\'',
        '\u201C': '"',
        '\u201D': '"',
        '\u201E': '"',
        '\u201F': '"',
        '\xBC': '1/4',
        '\xBD': '1/2',
        '\xBE': '3/4'
    };
    var PDFFindController = function() {
        function PDFFindController(_ref) {
            var pdfViewer = _ref.pdfViewer;
            _classCallCheck(this, PDFFindController);
            this.pdfViewer = pdfViewer;
            this.onUpdateResultsCount = null;
            this.onUpdateState = null;
            this.reset();
            var replace = Object.keys(CHARACTERS_TO_NORMALIZE).join('');
            this.normalizationRegex = new RegExp('[' + replace + ']', 'g')
        }
        _createClass(PDFFindController, [{
            key: 'reset',
            value: function reset() {
                var _this = this;
                this.startedTextExtraction = false;
                this.extractTextPromises = [];
                this.pendingFindMatches = Object.create(null);
                this.active = false;
                this.pageContents = [];
                this.pageMatches = [];
                this.pageMatchesLength = null;
                this.matchCount = 0;
                this.selected = {
                    pageIdx: -1,
                    matchIdx: -1
                };
                this.offset = {
                    pageIdx: null,
                    matchIdx: null
                };
                this.pagesToSearch = null;
                this.resumePageIdx = null;
                this.state = null;
                this.dirtyMatch = false;
                this.findTimeout = null;
                this._firstPagePromise = new Promise(function(resolve) {
                    _this.resolveFirstPage = resolve
                })
            }
        },
        {
            key: 'normalize',
            value: function normalize(text) {
                return text.replace(this.normalizationRegex,
                function(ch) {
                    return CHARACTERS_TO_NORMALIZE[ch]
                })
            }
        },
        {
            key: '_prepareMatches',
            value: function _prepareMatches(matchesWithLength, matches, matchesLength) {
                function isSubTerm(matchesWithLength, currentIndex) {
                    var currentElem = matchesWithLength[currentIndex];
                    var nextElem = matchesWithLength[currentIndex + 1];
                    if (currentIndex < matchesWithLength.length - 1 && currentElem.match === nextElem.match) {
                        currentElem.skipped = true;
                        return true
                    }
                    for (var i = currentIndex - 1; i >= 0; i--) {
                        var prevElem = matchesWithLength[i];
                        if (prevElem.skipped) {
                            continue
                        }
                        if (prevElem.match + prevElem.matchLength < currentElem.match) {
                            break
                        }
                        if (prevElem.match + prevElem.matchLength >= currentElem.match + currentElem.matchLength) {
                            currentElem.skipped = true;
                            return true
                        }
                    }
                    return false
                }
                matchesWithLength.sort(function(a, b) {
                    return a.match === b.match ? a.matchLength - b.matchLength: a.match - b.match
                });
                for (var i = 0,
                len = matchesWithLength.length; i < len; i++) {
                    if (isSubTerm(matchesWithLength, i)) {
                        continue
                    }
                    matches.push(matchesWithLength[i].match);
                    matchesLength.push(matchesWithLength[i].matchLength)
                }
            }
        },
        {
            key: 'calcFindPhraseMatch',
            value: function calcFindPhraseMatch(query, pageIndex, pageContent) {
                var matches = [];
                var queryLen = query.length;
                var matchIdx = -queryLen;
                while (true) {
                    matchIdx = pageContent.indexOf(query, matchIdx + queryLen);
                    if (matchIdx === -1) {
                        break
                    }
                    matches.push(matchIdx)
                }
                this.pageMatches[pageIndex] = matches
            }
        },
        {
            key: 'calcFindWordMatch',
            value: function calcFindWordMatch(query, pageIndex, pageContent) {
                var matchesWithLength = [];
                var queryArray = query.match(/\S+/g);
                for (var i = 0,
                len = queryArray.length; i < len; i++) {
                    var subquery = queryArray[i];
                    var subqueryLen = subquery.length;
                    var matchIdx = -subqueryLen;
                    while (true) {
                        matchIdx = pageContent.indexOf(subquery, matchIdx + subqueryLen);
                        if (matchIdx === -1) {
                            break
                        }
                        matchesWithLength.push({
                            match: matchIdx,
                            matchLength: subqueryLen,
                            skipped: false
                        })
                    }
                }
                if (!this.pageMatchesLength) {
                    this.pageMatchesLength = []
                }
                this.pageMatchesLength[pageIndex] = [];
                this.pageMatches[pageIndex] = [];
                this._prepareMatches(matchesWithLength, this.pageMatches[pageIndex], this.pageMatchesLength[pageIndex])
            }
        },
        {
            key: 'calcFindMatch',
            value: function calcFindMatch(pageIndex) {
                var pageContent = this.normalize(this.pageContents[pageIndex]);
                var query = this.normalize(this.state.query);
                var caseSensitive = this.state.caseSensitive;
                var phraseSearch = this.state.phraseSearch;
                var queryLen = query.length;
                if (queryLen === 0) {
                    return
                }
                if (!caseSensitive) {
                    pageContent = pageContent.toLowerCase();
                    query = query.toLowerCase()
                }
                if (phraseSearch) {
                    this.calcFindPhraseMatch(query, pageIndex, pageContent)
                } else {
                    this.calcFindWordMatch(query, pageIndex, pageContent)
                }
                this.updatePage(pageIndex);
                if (this.resumePageIdx === pageIndex) {
                    this.resumePageIdx = null;
                    this.nextPageMatch()
                }
                if (this.pageMatches[pageIndex].length > 0) {
                    this.matchCount += this.pageMatches[pageIndex].length;
                    this.updateUIResultsCount()
                }
            }
        },
        {
            key: 'extractText',
            value: function extractText() {
                var _this2 = this;
                if (this.startedTextExtraction) {
                    return
                }
                this.startedTextExtraction = true;
                this.pageContents.length = 0;
                var promise = Promise.resolve();
                var _loop = function _loop(i, ii) {
                    var extractTextCapability = (0, _pdfjsLib.createPromiseCapability)();
                    _this2.extractTextPromises[i] = extractTextCapability.promise;
                    promise = promise.then(function() {
                        return _this2.pdfViewer.getPageTextContent(i).then(function(textContent) {
                            var textItems = textContent.items;
                            var strBuf = [];
                            for (var j = 0,
                            jj = textItems.length; j < jj; j++) {
                                strBuf.push(textItems[j].str)
                            }
                            _this2.pageContents[i] = strBuf.join('');
                            extractTextCapability.resolve(i)
                        },
                        function(reason) {
                            console.error('Unable to get page ' + (i + 1) + ' text content', reason);
                            _this2.pageContents[i] = '';
                            extractTextCapability.resolve(i)
                        })
                    })
                };
                for (var i = 0,
                ii = this.pdfViewer.pagesCount; i < ii; i++) {
                    _loop(i, ii)
                }
            }
        },
        {
            key: 'executeCommand',
            value: function executeCommand(cmd, state) {
                var _this3 = this;
                if (this.state === null || cmd !== 'findagain') {
                    this.dirtyMatch = true
                }
                this.state = state;
                this.updateUIState(FindState.PENDING);
                this._firstPagePromise.then(function() {
                    _this3.extractText();
                    clearTimeout(_this3.findTimeout);
                    if (cmd === 'find') {
                        _this3.findTimeout = setTimeout(_this3.nextMatch.bind(_this3), FIND_TIMEOUT)
                    } else {
                        _this3.nextMatch()
                    }
                })
            }
        },
        {
            key: 'updatePage',
            value: function updatePage(index) {
                if (this.selected.pageIdx === index) {
                    this.pdfViewer.currentPageNumber = index + 1
                }
                var page = this.pdfViewer.getPageView(index);
                if (page.textLayer) {
                    page.textLayer.updateMatches()
                }
            }
        },
        {
            key: 'nextMatch',
            value: function nextMatch() {
                var _this4 = this;
                var previous = this.state.findPrevious;
                var currentPageIndex = this.pdfViewer.currentPageNumber - 1;
                var numPages = this.pdfViewer.pagesCount;
                this.active = true;
                if (this.dirtyMatch) {
                    this.dirtyMatch = false;
                    this.selected.pageIdx = this.selected.matchIdx = -1;
                    this.offset.pageIdx = currentPageIndex;
                    this.offset.matchIdx = null;
                    this.hadMatch = false;
                    this.resumePageIdx = null;
                    this.pageMatches = [];
                    this.matchCount = 0;
                    this.pageMatchesLength = null;
                    for (var i = 0; i < numPages; i++) {
                        this.updatePage(i);
                        if (! (i in this.pendingFindMatches)) {
                            this.pendingFindMatches[i] = true;
                            this.extractTextPromises[i].then(function(pageIdx) {
                                delete _this4.pendingFindMatches[pageIdx];
                                _this4.calcFindMatch(pageIdx)
                            })
                        }
                    }
                }
                if (this.state.query === '') {
                    this.updateUIState(FindState.FOUND);
                    return
                }
                if (this.resumePageIdx) {
                    return
                }
                var offset = this.offset;
                this.pagesToSearch = numPages;
                if (offset.matchIdx !== null) {
                    var numPageMatches = this.pageMatches[offset.pageIdx].length;
                    if (!previous && offset.matchIdx + 1 < numPageMatches || previous && offset.matchIdx > 0) {
                        this.hadMatch = true;
                        offset.matchIdx = previous ? offset.matchIdx - 1 : offset.matchIdx + 1;
                        this.updateMatch(true);
                        return
                    }
                    this.advanceOffsetPage(previous)
                }
                this.nextPageMatch()
            }
        },
        {
            key: 'matchesReady',
            value: function matchesReady(matches) {
                var offset = this.offset;
                var numMatches = matches.length;
                var previous = this.state.findPrevious;
                if (numMatches) {
                    this.hadMatch = true;
                    offset.matchIdx = previous ? numMatches - 1 : 0;
                    this.updateMatch(true);
                    return true
                }
                this.advanceOffsetPage(previous);
                if (offset.wrapped) {
                    offset.matchIdx = null;
                    if (this.pagesToSearch < 0) {
                        this.updateMatch(false);
                        return true
                    }
                }
                return false
            }
        },
        {
            key: 'updateMatchPosition',
            value: function updateMatchPosition(pageIndex, matchIndex, elements, beginIdx) {
                if (this.selected.matchIdx === matchIndex && this.selected.pageIdx === pageIndex) {
                    var spot = {
                        top: FIND_SCROLL_OFFSET_TOP,
                        left: FIND_SCROLL_OFFSET_LEFT
                    }; (0, _ui_utils.scrollIntoView)(elements[beginIdx], spot, true)
                }
            }
        },
        {
            key: 'nextPageMatch',
            value: function nextPageMatch() {
                if (this.resumePageIdx !== null) {
                    console.error('There can only be one pending page.')
                }
                var matches = null;
                do {
                    var pageIdx = this.offset.pageIdx;
                    matches = this.pageMatches[pageIdx];
                    if (!matches) {
                        this.resumePageIdx = pageIdx;
                        break
                    }
                } while (! this . matchesReady ( matches ))
            }
        },
        {
            key: 'advanceOffsetPage',
            value: function advanceOffsetPage(previous) {
                var offset = this.offset;
                var numPages = this.extractTextPromises.length;
                offset.pageIdx = previous ? offset.pageIdx - 1 : offset.pageIdx + 1;
                offset.matchIdx = null;
                this.pagesToSearch--;
                if (offset.pageIdx >= numPages || offset.pageIdx < 0) {
                    offset.pageIdx = previous ? numPages - 1 : 0;
                    offset.wrapped = true
                }
            }
        },
        {
            key: 'updateMatch',
            value: function updateMatch() {
                var found = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : false;
                var state = FindState.NOT_FOUND;
                var wrapped = this.offset.wrapped;
                this.offset.wrapped = false;
                if (found) {
                    var previousPage = this.selected.pageIdx;
                    this.selected.pageIdx = this.offset.pageIdx;
                    this.selected.matchIdx = this.offset.matchIdx;
                    state = wrapped ? FindState.WRAPPED: FindState.FOUND;
                    if (previousPage !== -1 && previousPage !== this.selected.pageIdx) {
                        this.updatePage(previousPage)
                    }
                }
                this.updateUIState(state, this.state.findPrevious);
                if (this.selected.pageIdx !== -1) {
                    this.updatePage(this.selected.pageIdx)
                }
            }
        },
        {
            key: 'updateUIResultsCount',
            value: function updateUIResultsCount() {
                if (this.onUpdateResultsCount) {
                    this.onUpdateResultsCount(this.matchCount)
                }
            }
        },
        {
            key: 'updateUIState',
            value: function updateUIState(state, previous) {
                if (this.onUpdateState) {
                    this.onUpdateState(state, previous, this.matchCount)
                }
            }
        }]);
        return PDFFindController
    } ();
    exports.FindState = FindState;
    exports.PDFFindController = PDFFindController
}), (function(module, exports, __webpack_require__) {
    "use strict";
    Object.defineProperty(exports, "__esModule", {
        value: true
    });
    exports.GenericCom = undefined;
    var _createClass = function() {
        function defineProperties(target, props) {
            for (var i = 0; i < props.length; i++) {
                var descriptor = props[i];
                descriptor.enumerable = descriptor.enumerable || false;
                descriptor.configurable = true;
                if ("value" in descriptor) descriptor.writable = true;
                Object.defineProperty(target, descriptor.key, descriptor)
            }
        }
        return function(Constructor, protoProps, staticProps) {
            if (protoProps) defineProperties(Constructor.prototype, protoProps);
            if (staticProps) defineProperties(Constructor, staticProps);
            return Constructor
        }
    } ();
    var _app = __webpack_require__(4);
    var _preferences = __webpack_require__(28);
    var _download_manager = __webpack_require__(12);
    var _genericl10n = __webpack_require__(13);
    var _pdfjsLib = __webpack_require__(1);
    function _classCallCheck(instance, Constructor) {
        if (! (instance instanceof Constructor)) {
            throw new TypeError("Cannot call a class as a function");
        }
    }
    function _possibleConstructorReturn(self, call) {
        if (!self) {
            throw new ReferenceError("this hasn't been initialised - super() hasn't been called");
        }
        return call && (typeof call === "object" || typeof call === "function") ? call: self
    }
    function _inherits(subClass, superClass) {
        if (typeof superClass !== "function" && superClass !== null) {
            throw new TypeError("Super expression must either be null or a function, not " + typeof superClass);
        }
        subClass.prototype = Object.create(superClass && superClass.prototype, {
            constructor: {
                value: subClass,
                enumerable: false,
                writable: true,
                configurable: true
            }
        });
        if (superClass) Object.setPrototypeOf ? Object.setPrototypeOf(subClass, superClass) : subClass.__proto__ = superClass
    };
    var GenericCom = {};
    var GenericPreferences = function(_BasePreferences) {
        _inherits(GenericPreferences, _BasePreferences);
        function GenericPreferences() {
            _classCallCheck(this, GenericPreferences);
            return _possibleConstructorReturn(this, (GenericPreferences.__proto__ || Object.getPrototypeOf(GenericPreferences)).apply(this, arguments))
        }
        _createClass(GenericPreferences, [{
            key: '_writeToStorage',
            value: function _writeToStorage(prefObj) {
                return new Promise(function(resolve) {
                    localStorage.setItem('pdfjs.preferences', JSON.stringify(prefObj));
                    resolve()
                })
            }
        },
        {
            key: '_readFromStorage',
            value: function _readFromStorage(prefObj) {
                return new Promise(function(resolve) {
                    var readPrefs = JSON.parse(localStorage.getItem('pdfjs.preferences'));
                    resolve(readPrefs)
                })
            }
        }]);
        return GenericPreferences
    } (_preferences.BasePreferences);
    var GenericExternalServices = Object.create(_app.DefaultExternalServices);
    GenericExternalServices.createDownloadManager = function() {
        return new _download_manager.DownloadManager()
    };
    GenericExternalServices.createPreferences = function() {
        return new GenericPreferences()
    };
    GenericExternalServices.createL10n = function() {
        return new _genericl10n.GenericL10n(_pdfjsLib.PDFJS.locale)
    };
    _app.PDFViewerApplication.externalServices = GenericExternalServices;
    exports.GenericCom = GenericCom
}), (function(module, exports, __webpack_require__) {
    "use strict";
    Object.defineProperty(exports, "__esModule", {
        value: true
    });
    exports.PDFPrintService = undefined;
    var _ui_utils = __webpack_require__(0);
    var _app = __webpack_require__(4);
    var _pdfjsLib = __webpack_require__(1);
    var activeService = null;
    var overlayManager = null;
    function renderPage(activeServiceOnEntry, pdfDocument, pageNumber, size) {
        var scratchCanvas = activeService.scratchCanvas;
        var PRINT_RESOLUTION = 150;
        var PRINT_UNITS = PRINT_RESOLUTION / 72.0;
        scratchCanvas.width = Math.floor(size.width * PRINT_UNITS);
        scratchCanvas.height = Math.floor(size.height * PRINT_UNITS);
        var width = Math.floor(size.width * _ui_utils.CSS_UNITS) + 'px';
        var height = Math.floor(size.height * _ui_utils.CSS_UNITS) + 'px';
        var ctx = scratchCanvas.getContext('2d');
        ctx.save();
        ctx.fillStyle = 'rgb(255, 255, 255)';
        ctx.fillRect(0, 0, scratchCanvas.width, scratchCanvas.height);
        ctx.restore();
        return pdfDocument.getPage(pageNumber).then(function(pdfPage) {
            var renderContext = {
                canvasContext: ctx,
                transform: [PRINT_UNITS, 0, 0, PRINT_UNITS, 0, 0],
                viewport: pdfPage.getViewport(1, size.rotation),
                intent: 'print'
            };
            return pdfPage.render(renderContext).promise
        }).then(function() {
            return {
                width: width,
                height: height
            }
        })
    }
    function PDFPrintService(pdfDocument, pagesOverview, printContainer, l10n) {
        this.pdfDocument = pdfDocument;
        this.pagesOverview = pagesOverview;
        this.printContainer = printContainer;
        this.l10n = l10n || _ui_utils.NullL10n;
        this.currentPage = -1;
        this.scratchCanvas = document.createElement('canvas')
    }
    PDFPrintService.prototype = {
        layout: function layout() {
            this.throwIfInactive();
            var body = document.querySelector('body');
            body.setAttribute('data-pdfjsprinting', true);
            var hasEqualPageSizes = this.pagesOverview.every(function(size) {
                return size.width === this.pagesOverview[0].width && size.height === this.pagesOverview[0].height
            },
            this);
            if (!hasEqualPageSizes) {
                console.warn('Not all pages have the same size. The printed ' + 'result may be incorrect!')
            }
            this.pageStyleSheet = document.createElement('style');
            var pageSize = this.pagesOverview[0];
            this.pageStyleSheet.textContent = '@supports ((size:A4) and (size:1pt 1pt)) {' + '@page { size: ' + pageSize.width + 'pt ' + pageSize.height + 'pt;}' + '}';
            body.appendChild(this.pageStyleSheet)
        },
        destroy: function destroy() {
            if (activeService !== this) {
                return
            }
            this.printContainer.textContent = '';
            if (this.pageStyleSheet && this.pageStyleSheet.parentNode) {
                this.pageStyleSheet.parentNode.removeChild(this.pageStyleSheet);
                this.pageStyleSheet = null
            }
            this.scratchCanvas.width = this.scratchCanvas.height = 0;
            this.scratchCanvas = null;
            activeService = null;
            ensureOverlay().then(function() {
                if (overlayManager.active !== 'printServiceOverlay') {
                    return
                }
                overlayManager.close('printServiceOverlay')
            })
        },
        renderPages: function renderPages() {
            var _this = this;
            var pageCount = this.pagesOverview.length;
            var renderNextPage = function renderNextPage(resolve, reject) {
                _this.throwIfInactive();
                if (++_this.currentPage >= pageCount) {
                    renderProgress(pageCount, pageCount, _this.l10n);
                    resolve();
                    return
                }
                var index = _this.currentPage;
                renderProgress(index, pageCount, _this.l10n);
                renderPage(_this, _this.pdfDocument, index + 1, _this.pagesOverview[index]).then(_this.useRenderedPage.bind(_this)).then(function() {
                    renderNextPage(resolve, reject)
                },
                reject)
            };
            return new Promise(renderNextPage)
        },
        useRenderedPage: function useRenderedPage(printItem) {
            this.throwIfInactive();
            var img = document.createElement('img');
            img.style.width = printItem.width;
            img.style.height = printItem.height;
            var scratchCanvas = this.scratchCanvas;
            if ('toBlob' in scratchCanvas && !_pdfjsLib.PDFJS.disableCreateObjectURL) {
                scratchCanvas.toBlob(function(blob) {
                    img.src = URL.createObjectURL(blob)
                })
            } else {
                img.src = scratchCanvas.toDataURL()
            }
            var wrapper = document.createElement('div');
            wrapper.appendChild(img);
            this.printContainer.appendChild(wrapper);
            return new Promise(function(resolve, reject) {
                img.onload = resolve;
                img.onerror = reject
            })
        },
        performPrint: function performPrint() {
            var _this2 = this;
            this.throwIfInactive();
            return new Promise(function(resolve) {
                setTimeout(function() {
                    if (!_this2.active) {
                        resolve();
                        return
                    }
                    print.call(window);
                    setTimeout(resolve, 20)
                },
                0)
            })
        },
        get active() {
            return this === activeService
        },
        throwIfInactive: function throwIfInactive() {
            if (!this.active) {
                throw new Error('This print request was cancelled or completed.');
            }
        }
    };
    var print = window.print;
    window.print = function print() {
        if (activeService) {
            console.warn('Ignored window.print() because of a pending print job.');
            return
        }
        ensureOverlay().then(function() {
            if (activeService) {
                overlayManager.open('printServiceOverlay')
            }
        });
        try {
            dispatchEvent('beforeprint')
        } finally {
            if (!activeService) {
                console.error('Expected print service to be initialized.');
                ensureOverlay().then(function() {
                    if (overlayManager.active === 'printServiceOverlay') {
                        overlayManager.close('printServiceOverlay')
                    }
                });
                return
            }
            var activeServiceOnEntry = activeService;
            activeService.renderPages().then(function() {
                return activeServiceOnEntry.performPrint()
            }).
            catch(function() {}).then(function() {
                if (activeServiceOnEntry.active) {
                    abort()
                }
            })
        }
    };
    function dispatchEvent(eventType) {
        var event = document.createEvent('CustomEvent');
        event.initCustomEvent(eventType, false, false, 'custom');
        window.dispatchEvent(event)
    }
    function abort() {
        if (activeService) {
            activeService.destroy();
            dispatchEvent('afterprint')
        }
    }
    function renderProgress(index, total, l10n) {
        var progressContainer = document.getElementById('printServiceOverlay');
        var progress = Math.round(100 * index / total);
        var progressBar = progressContainer.querySelector('progress');
        var progressPerc = progressContainer.querySelector('.relative-progress');
        progressBar.value = progress;
        l10n.get('print_progress_percent', {
            progress: progress
        },
        progress + '%').then(function(msg) {
            progressPerc.textContent = msg
        })
    }
    var hasAttachEvent = !!document.attachEvent;
    window.addEventListener('keydown',
    function(event) {
        if (event.keyCode === 80 && (event.ctrlKey || event.metaKey) && !event.altKey && (!event.shiftKey || window.chrome || window.opera)) {
            window.print();
            if (hasAttachEvent) {
                return
            }
            event.preventDefault();
            if (event.stopImmediatePropagation) {
                event.stopImmediatePropagation()
            } else {
                event.stopPropagation()
            }
            return
        }
    },
    true);
    if (hasAttachEvent) {
        document.attachEvent('onkeydown',
        function(event) {
            event = event || window.event;
            if (event.keyCode === 80 && event.ctrlKey) {
                event.keyCode = 0;
                return false
            }
        })
    }
    if ('onbeforeprint' in window) {
        var stopPropagationIfNeeded = function stopPropagationIfNeeded(event) {
            if (event.detail !== 'custom' && event.stopImmediatePropagation) {
                event.stopImmediatePropagation()
            }
        };
        window.addEventListener('beforeprint', stopPropagationIfNeeded);
        window.addEventListener('afterprint', stopPropagationIfNeeded)
    }
    var overlayPromise;
    function ensureOverlay() {
        if (!overlayPromise) {
            overlayManager = _app.PDFViewerApplication.overlayManager;
            if (!overlayManager) {
                throw new Error('The overlay manager has not yet been initialized.');
            }
            overlayPromise = overlayManager.register('printServiceOverlay', document.getElementById('printServiceOverlay'), abort, true);
            document.getElementById('printCancel').onclick = abort
        }
        return overlayPromise
    }
    _app.PDFPrintServiceFactory.instance = {
        supportsPrinting: true,
        createPrintService: function createPrintService(pdfDocument, pagesOverview, printContainer, l10n) {
            if (activeService) {
                throw new Error('The print service is created and active.');
            }
            activeService = new PDFPrintService(pdfDocument, pagesOverview, printContainer, l10n);
            return activeService
        }
    };
    exports.PDFPrintService = PDFPrintService
}), (function(module, exports, __webpack_require__) {
    "use strict";
    document.webL10n = function(window, document, undefined) {
        var gL10nData = {};
        var gTextData = '';
        var gTextProp = 'textContent';
        var gLanguage = '';
        var gMacros = {};
        var gReadyState = 'loading';
        var gAsyncResourceLoading = true;
        function getL10nResourceLinks() {
            return document.querySelectorAll('link[type="application/l10n"]')
        }
        function getL10nDictionary() {
            var script = document.querySelector('script[type="application/l10n"]');
            return script ? JSON.parse(script.innerHTML) : null
        }
        function getTranslatableChildren(element) {
            return element ? element.querySelectorAll('*[data-l10n-id]') : []
        }
        function getL10nAttributes(element) {
            if (!element) return {};
            var l10nId = element.getAttribute('data-l10n-id');
            var l10nArgs = element.getAttribute('data-l10n-args');
            var args = {};
            if (l10nArgs) {
                try {
                    args = JSON.parse(l10nArgs)
                } catch(e) {
                    console.warn('could not parse arguments for #' + l10nId)
                }
            }
            return {
                id: l10nId,
                args: args
            }
        }
        function fireL10nReadyEvent(lang) {
            var evtObject = document.createEvent('Event');
            evtObject.initEvent('localized', true, false);
            evtObject.language = lang;
            document.dispatchEvent(evtObject)
        }
        function xhrLoadText(url, onSuccess, onFailure) {
            onSuccess = onSuccess ||
            function _onSuccess(data) {};
            onFailure = onFailure ||
            function _onFailure() {};
            var xhr = new XMLHttpRequest();
            xhr.open('GET', url, gAsyncResourceLoading);
            if (xhr.overrideMimeType) {
                xhr.overrideMimeType('text/plain; charset=utf-8')
            }
            xhr.onreadystatechange = function() {
                if (xhr.readyState == 4) {
                    if (xhr.status == 200 || xhr.status === 0) {
                        onSuccess(xhr.responseText)
                    } else {
                        onFailure()
                    }
                }
            };
            xhr.onerror = onFailure;
            xhr.ontimeout = onFailure;
            try {
                xhr.send(null)
            } catch(e) {
                onFailure()
            }
        }
        function parseResource(href, lang, successCallback, failureCallback) {
            var baseURL = href.replace(/[^\/]*$/, '') || './';
            function evalString(text) {
                if (text.lastIndexOf('\\') < 0) return text;
                return text.replace(/\\\\/g, '\\').replace(/\\n/g, '\n').replace(/\\r/g, '\r').replace(/\\t/g, '\t').replace(/\\b/g, '\b').replace(/\\f/g, '\f').replace(/\\{/g, '{').replace(/\\}/g, '}').replace(/\\"/g, '"').replace(/\\'/g, "'")
            }
            function parseProperties(text, parsedPropertiesCallback) {
                var dictionary = {};
                var reBlank = /^\s*|\s*$/;
                var reComment = /^\s*#|^\s*$/;
                var reSection = /^\s*\[(.*)\]\s*$/;
                var reImport = /^\s*@import\s+url\((.*)\)\s*$/i;
                var reSplit = /^([^=\s]*)\s*=\s*(.+)$/;
                function parseRawLines(rawText, extendedSyntax, parsedRawLinesCallback) {
                    var entries = rawText.replace(reBlank, '').split(/[\r\n]+/);
                    var currentLang = '*';
                    var genericLang = lang.split('-', 1)[0];
                    var skipLang = false;
                    var match = '';
                    function nextEntry() {
                        while (true) {
                            if (!entries.length) {
                                parsedRawLinesCallback();
                                return
                            }
                            var line = entries.shift();
                            if (reComment.test(line)) continue;
                            if (extendedSyntax) {
                                match = reSection.exec(line);
                                if (match) {
                                    currentLang = match[1].toLowerCase();
                                    skipLang = currentLang !== '*' && currentLang !== lang && currentLang !== genericLang;
                                    continue
                                } else if (skipLang) {
                                    continue
                                }
                                match = reImport.exec(line);
                                if (match) {
                                    loadImport(baseURL + match[1], nextEntry);
                                    return
                                }
                            }
                            var tmp = line.match(reSplit);
                            if (tmp && tmp.length == 3) {
                                dictionary[tmp[1]] = evalString(tmp[2])
                            }
                        }
                    }
                    nextEntry()
                }
                function loadImport(url, callback) {
                    xhrLoadText(url,
                    function(content) {
                        parseRawLines(content, false, callback)
                    },
                    function() {
                        console.warn(url + ' not found.');
                        callback()
                    })
                }
                parseRawLines(text, true,
                function() {
                    parsedPropertiesCallback(dictionary)
                })
            }
            xhrLoadText(href,
            function(response) {
                gTextData += response;
                parseProperties(response,
                function(data) {
                    for (var key in data) {
                        var id, prop, index = key.lastIndexOf('.');
                        if (index > 0) {
                            id = key.substring(0, index);
                            prop = key.substr(index + 1)
                        } else {
                            id = key;
                            prop = gTextProp
                        }
                        if (!gL10nData[id]) {
                            gL10nData[id] = {}
                        }
                        gL10nData[id][prop] = data[key]
                    }
                    if (successCallback) {
                        successCallback()
                    }
                })
            },
            failureCallback)
        }
        function loadLocale(lang, callback) {
            if (lang) {
                lang = lang.toLowerCase()
            }
            callback = callback ||
            function _callback() {};
            clear();
            gLanguage = lang;
            var langLinks = getL10nResourceLinks();
            var langCount = langLinks.length;
            if (langCount === 0) {
                var dict = getL10nDictionary();
                if (dict && dict.locales && dict.default_locale) {
                    console.log('using the embedded JSON directory, early way out');
                    gL10nData = dict.locales[lang];
                    if (!gL10nData) {
                        var defaultLocale = dict.default_locale.toLowerCase();
                        for (var anyCaseLang in dict.locales) {
                            anyCaseLang = anyCaseLang.toLowerCase();
                            if (anyCaseLang === lang) {
                                gL10nData = dict.locales[lang];
                                break
                            } else if (anyCaseLang === defaultLocale) {
                                gL10nData = dict.locales[defaultLocale]
                            }
                        }
                    }
                    callback()
                } else {
                    console.log('no resource to load, early way out')
                }
                fireL10nReadyEvent(lang);
                gReadyState = 'complete';
                return
            }
            var onResourceLoaded = null;
            var gResourceCount = 0;
            onResourceLoaded = function onResourceLoaded() {
                gResourceCount++;
                if (gResourceCount >= langCount) {
                    callback();
                    fireL10nReadyEvent(lang);
                    gReadyState = 'complete'
                }
            };
            function L10nResourceLink(link) {
                var href = link.href;
                this.load = function(lang, callback) {
                    parseResource(href, lang, callback,
                    function() {
                        console.warn(href + ' not found.');
                        console.warn('"' + lang + '" resource not found');
                        gLanguage = '';
                        callback()
                    })
                }
            }
            for (var i = 0; i < langCount; i++) {
                var resource = new L10nResourceLink(langLinks[i]);
                resource.load(lang, onResourceLoaded)
            }
        }
        function clear() {
            gL10nData = {};
            gTextData = '';
            gLanguage = ''
        }
        function getPluralRules(lang) {
            var locales2rules = {
                'af': 3,
                'ak': 4,
                'am': 4,
                'ar': 1,
                'asa': 3,
                'az': 0,
                'be': 11,
                'bem': 3,
                'bez': 3,
                'bg': 3,
                'bh': 4,
                'bm': 0,
                'bn': 3,
                'bo': 0,
                'br': 20,
                'brx': 3,
                'bs': 11,
                'ca': 3,
                'cgg': 3,
                'chr': 3,
                'cs': 12,
                'cy': 17,
                'da': 3,
                'de': 3,
                'dv': 3,
                'dz': 0,
                'ee': 3,
                'el': 3,
                'en': 3,
                'eo': 3,
                'es': 3,
                'et': 3,
                'eu': 3,
                'fa': 0,
                'ff': 5,
                'fi': 3,
                'fil': 4,
                'fo': 3,
                'fr': 5,
                'fur': 3,
                'fy': 3,
                'ga': 8,
                'gd': 24,
                'gl': 3,
                'gsw': 3,
                'gu': 3,
                'guw': 4,
                'gv': 23,
                'ha': 3,
                'haw': 3,
                'he': 2,
                'hi': 4,
                'hr': 11,
                'hu': 0,
                'id': 0,
                'ig': 0,
                'ii': 0,
                'is': 3,
                'it': 3,
                'iu': 7,
                'ja': 0,
                'jmc': 3,
                'jv': 0,
                'ka': 0,
                'kab': 5,
                'kaj': 3,
                'kcg': 3,
                'kde': 0,
                'kea': 0,
                'kk': 3,
                'kl': 3,
                'km': 0,
                'kn': 0,
                'ko': 0,
                'ksb': 3,
                'ksh': 21,
                'ku': 3,
                'kw': 7,
                'lag': 18,
                'lb': 3,
                'lg': 3,
                'ln': 4,
                'lo': 0,
                'lt': 10,
                'lv': 6,
                'mas': 3,
                'mg': 4,
                'mk': 16,
                'ml': 3,
                'mn': 3,
                'mo': 9,
                'mr': 3,
                'ms': 0,
                'mt': 15,
                'my': 0,
                'nah': 3,
                'naq': 7,
                'nb': 3,
                'nd': 3,
                'ne': 3,
                'nl': 3,
                'nn': 3,
                'no': 3,
                'nr': 3,
                'nso': 4,
                'ny': 3,
                'nyn': 3,
                'om': 3,
                'or': 3,
                'pa': 3,
                'pap': 3,
                'pl': 13,
                'ps': 3,
                'pt': 3,
                'rm': 3,
                'ro': 9,
                'rof': 3,
                'ru': 11,
                'rwk': 3,
                'sah': 0,
                'saq': 3,
                'se': 7,
                'seh': 3,
                'ses': 0,
                'sg': 0,
                'sh': 11,
                'shi': 19,
                'sk': 12,
                'sl': 14,
                'sma': 7,
                'smi': 7,
                'smj': 7,
                'smn': 7,
                'sms': 7,
                'sn': 3,
                'so': 3,
                'sq': 3,
                'sr': 11,
                'ss': 3,
                'ssy': 3,
                'st': 3,
                'sv': 3,
                'sw': 3,
                'syr': 3,
                'ta': 3,
                'te': 3,
                'teo': 3,
                'th': 0,
                'ti': 4,
                'tig': 3,
                'tk': 3,
                'tl': 4,
                'tn': 3,
                'to': 0,
                'tr': 0,
                'ts': 3,
                'tzm': 22,
                'uk': 11,
                'ur': 3,
                've': 3,
                'vi': 0,
                'vun': 3,
                'wa': 4,
                'wae': 3,
                'wo': 0,
                'xh': 3,
                'xog': 3,
                'yo': 0,
                'zh': 0,
                'zu': 3
            };
            function isIn(n, list) {
                return list.indexOf(n) !== -1
            }
            function isBetween(n, start, end) {
                return start <= n && n <= end
            }
            var pluralRules = {
                '0': function _(n) {
                    return 'other'
                },
                '1': function _(n) {
                    if (isBetween(n % 100, 3, 10)) return 'few';
                    if (n === 0) return 'zero';
                    if (isBetween(n % 100, 11, 99)) return 'many';
                    if (n == 2) return 'two';
                    if (n == 1) return 'one';
                    return 'other'
                },
                '2': function _(n) {
                    if (n !== 0 && n % 10 === 0) return 'many';
                    if (n == 2) return 'two';
                    if (n == 1) return 'one';
                    return 'other'
                },
                '3': function _(n) {
                    if (n == 1) return 'one';
                    return 'other'
                },
                '4': function _(n) {
                    if (isBetween(n, 0, 1)) return 'one';
                    return 'other'
                },
                '5': function _(n) {
                    if (isBetween(n, 0, 2) && n != 2) return 'one';
                    return 'other'
                },
                '6': function _(n) {
                    if (n === 0) return 'zero';
                    if (n % 10 == 1 && n % 100 != 11) return 'one';
                    return 'other'
                },
                '7': function _(n) {
                    if (n == 2) return 'two';
                    if (n == 1) return 'one';
                    return 'other'
                },
                '8': function _(n) {
                    if (isBetween(n, 3, 6)) return 'few';
                    if (isBetween(n, 7, 10)) return 'many';
                    if (n == 2) return 'two';
                    if (n == 1) return 'one';
                    return 'other'
                },
                '9': function _(n) {
                    if (n === 0 || n != 1 && isBetween(n % 100, 1, 19)) return 'few';
                    if (n == 1) return 'one';
                    return 'other'
                },
                '10': function _(n) {
                    if (isBetween(n % 10, 2, 9) && !isBetween(n % 100, 11, 19)) return 'few';
                    if (n % 10 == 1 && !isBetween(n % 100, 11, 19)) return 'one';
                    return 'other'
                },
                '11': function _(n) {
                    if (isBetween(n % 10, 2, 4) && !isBetween(n % 100, 12, 14)) return 'few';
                    if (n % 10 === 0 || isBetween(n % 10, 5, 9) || isBetween(n % 100, 11, 14)) return 'many';
                    if (n % 10 == 1 && n % 100 != 11) return 'one';
                    return 'other'
                },
                '12': function _(n) {
                    if (isBetween(n, 2, 4)) return 'few';
                    if (n == 1) return 'one';
                    return 'other'
                },
                '13': function _(n) {
                    if (isBetween(n % 10, 2, 4) && !isBetween(n % 100, 12, 14)) return 'few';
                    if (n != 1 && isBetween(n % 10, 0, 1) || isBetween(n % 10, 5, 9) || isBetween(n % 100, 12, 14)) return 'many';
                    if (n == 1) return 'one';
                    return 'other'
                },
                '14': function _(n) {
                    if (isBetween(n % 100, 3, 4)) return 'few';
                    if (n % 100 == 2) return 'two';
                    if (n % 100 == 1) return 'one';
                    return 'other'
                },
                '15': function _(n) {
                    if (n === 0 || isBetween(n % 100, 2, 10)) return 'few';
                    if (isBetween(n % 100, 11, 19)) return 'many';
                    if (n == 1) return 'one';
                    return 'other'
                },
                '16': function _(n) {
                    if (n % 10 == 1 && n != 11) return 'one';
                    return 'other'
                },
                '17': function _(n) {
                    if (n == 3) return 'few';
                    if (n === 0) return 'zero';
                    if (n == 6) return 'many';
                    if (n == 2) return 'two';
                    if (n == 1) return 'one';
                    return 'other'
                },
                '18': function _(n) {
                    if (n === 0) return 'zero';
                    if (isBetween(n, 0, 2) && n !== 0 && n != 2) return 'one';
                    return 'other'
                },
                '19': function _(n) {
                    if (isBetween(n, 2, 10)) return 'few';
                    if (isBetween(n, 0, 1)) return 'one';
                    return 'other'
                },
                '20': function _(n) {
                    if ((isBetween(n % 10, 3, 4) || n % 10 == 9) && !(isBetween(n % 100, 10, 19) || isBetween(n % 100, 70, 79) || isBetween(n % 100, 90, 99))) return 'few';
                    if (n % 1000000 === 0 && n !== 0) return 'many';
                    if (n % 10 == 2 && !isIn(n % 100, [12, 72, 92])) return 'two';
                    if (n % 10 == 1 && !isIn(n % 100, [11, 71, 91])) return 'one';
                    return 'other'
                },
                '21': function _(n) {
                    if (n === 0) return 'zero';
                    if (n == 1) return 'one';
                    return 'other'
                },
                '22': function _(n) {
                    if (isBetween(n, 0, 1) || isBetween(n, 11, 99)) return 'one';
                    return 'other'
                },
                '23': function _(n) {
                    if (isBetween(n % 10, 1, 2) || n % 20 === 0) return 'one';
                    return 'other'
                },
                '24': function _(n) {
                    if (isBetween(n, 3, 10) || isBetween(n, 13, 19)) return 'few';
                    if (isIn(n, [2, 12])) return 'two';
                    if (isIn(n, [1, 11])) return 'one';
                    return 'other'
                }
            };
            var index = locales2rules[lang.replace(/-.*$/, '')];
            if (! (index in pluralRules)) {
                console.warn('plural form unknown for [' + lang + ']');
                return function() {
                    return 'other'
                }
            }
            return pluralRules[index]
        }
        gMacros.plural = function(str, param, key, prop) {
            var n = parseFloat(param);
            if (isNaN(n)) return str;
            if (prop != gTextProp) return str;
            if (!gMacros._pluralRules) {
                gMacros._pluralRules = getPluralRules(gLanguage)
            }
            var index = '[' + gMacros._pluralRules(n) + ']';
            if (n === 0 && key + '[zero]' in gL10nData) {
                str = gL10nData[key + '[zero]'][prop]
            } else if (n == 1 && key + '[one]' in gL10nData) {
                str = gL10nData[key + '[one]'][prop]
            } else if (n == 2 && key + '[two]' in gL10nData) {
                str = gL10nData[key + '[two]'][prop]
            } else if (key + index in gL10nData) {
                str = gL10nData[key + index][prop]
            } else if (key + '[other]' in gL10nData) {
                str = gL10nData[key + '[other]'][prop]
            }
            return str
        };
        function getL10nData(key, args, fallback) {
            var data = gL10nData[key];
            if (!data) {
                console.warn('#' + key + ' is undefined.');
                if (!fallback) {
                    return null
                }
                data = fallback
            }
            var rv = {};
            for (var prop in data) {
                var str = data[prop];
                str = substIndexes(str, args, key, prop);
                str = substArguments(str, args, key);
                rv[prop] = str
            }
            return rv
        }
        function substIndexes(str, args, key, prop) {
            var reIndex = /\{\[\s*([a-zA-Z]+)\(([a-zA-Z]+)\)\s*\]\}/;
            var reMatch = reIndex.exec(str);
            if (!reMatch || !reMatch.length) return str;
            var macroName = reMatch[1];
            var paramName = reMatch[2];
            var param;
            if (args && paramName in args) {
                param = args[paramName]
            } else if (paramName in gL10nData) {
                param = gL10nData[paramName]
            }
            if (macroName in gMacros) {
                var macro = gMacros[macroName];
                str = macro(str, param, key, prop)
            }
            return str
        }
        function substArguments(str, args, key) {
            var reArgs = /\{\{\s*(.+?)\s*\}\}/g;
            return str.replace(reArgs,
            function(matched_text, arg) {
                if (args && arg in args) {
                    return args[arg]
                }
                if (arg in gL10nData) {
                    return gL10nData[arg]
                }
                console.log('argument {{' + arg + '}} for #' + key + ' is undefined.');
                return matched_text
            })
        }
        function translateElement(element) {
            var l10n = getL10nAttributes(element);
            if (!l10n.id) return;
            var data = getL10nData(l10n.id, l10n.args);
            if (!data) {
                console.warn('#' + l10n.id + ' is undefined.');
                return
            }
            if (data[gTextProp]) {
                if (getChildElementCount(element) === 0) {
                    element[gTextProp] = data[gTextProp]
                } else {
                    var children = element.childNodes;
                    var found = false;
                    for (var i = 0,
                    l = children.length; i < l; i++) {
                        if (children[i].nodeType === 3 && /\S/.test(children[i].nodeValue)) {
                            if (found) {
                                children[i].nodeValue = ''
                            } else {
                                children[i].nodeValue = data[gTextProp];
                                found = true
                            }
                        }
                    }
                    if (!found) {
                        var textNode = document.createTextNode(data[gTextProp]);
                        element.insertBefore(textNode, element.firstChild)
                    }
                }
                delete data[gTextProp]
            }
            for (var k in data) {
                element[k] = data[k]
            }
        }
        function getChildElementCount(element) {
            if (element.children) {
                return element.children.length
            }
            if (typeof element.childElementCount !== 'undefined') {
                return element.childElementCount
            }
            var count = 0;
            for (var i = 0; i < element.childNodes.length; i++) {
                count += element.nodeType === 1 ? 1 : 0
            }
            return count
        }
        function translateFragment(element) {
            element = element || document.documentElement;
            var children = getTranslatableChildren(element);
            var elementCount = children.length;
            for (var i = 0; i < elementCount; i++) {
                translateElement(children[i])
            }
            translateElement(element)
        }
        return {
            get: function get(key, args, fallbackString) {
                var index = key.lastIndexOf('.');
                var prop = gTextProp;
                if (index > 0) {
                    prop = key.substr(index + 1);
                    key = key.substring(0, index)
                }
                var fallback;
                if (fallbackString) {
                    fallback = {};
                    fallback[prop] = fallbackString
                }
                var data = getL10nData(key, args, fallback);
                if (data && prop in data) {
                    return data[prop]
                }
                return '{{' + key + '}}'
            },
            getData: function getData() {
                return gL10nData
            },
            getText: function getText() {
                return gTextData
            },
            getLanguage: function getLanguage() {
                return gLanguage
            },
            setLanguage: function setLanguage(lang, callback) {
                loadLocale(lang,
                function() {
                    if (callback) callback()
                })
            },
            getDirection: function getDirection() {
                var rtlList = ['ar', 'he', 'fa', 'ps', 'ur'];
                var shortCode = gLanguage.split('-', 1)[0];
                return rtlList.indexOf(shortCode) >= 0 ? 'rtl': 'ltr'
            },
            translate: translateFragment,
            getReadyState: function getReadyState() {
                return gReadyState
            },
            ready: function ready(callback) {
                if (!callback) {
                    return
                } else if (gReadyState == 'complete' || gReadyState == 'interactive') {
                    window.setTimeout(function() {
                        callback()
                    })
                } else if (document.addEventListener) {
                    document.addEventListener('localized',
                    function once() {
                        document.removeEventListener('localized', once);
                        callback()
                    })
                }
            }
        }
    } (window, document)
}), (function(module, exports, __webpack_require__) {
    "use strict";
    Object.defineProperty(exports, "__esModule", {
        value: true
    });
    exports.DefaultAnnotationLayerFactory = exports.AnnotationLayerBuilder = undefined;
    var _createClass = function() {
        function defineProperties(target, props) {
            for (var i = 0; i < props.length; i++) {
                var descriptor = props[i];
                descriptor.enumerable = descriptor.enumerable || false;
                descriptor.configurable = true;
                if ("value" in descriptor) descriptor.writable = true;
                Object.defineProperty(target, descriptor.key, descriptor)
            }
        }
        return function(Constructor, protoProps, staticProps) {
            if (protoProps) defineProperties(Constructor.prototype, protoProps);
            if (staticProps) defineProperties(Constructor, staticProps);
            return Constructor
        }
    } ();
    var _pdfjsLib = __webpack_require__(1);
    var _ui_utils = __webpack_require__(0);
    var _pdf_link_service = __webpack_require__(5);
    function _classCallCheck(instance, Constructor) {
        if (! (instance instanceof Constructor)) {
            throw new TypeError("Cannot call a class as a function");
        }
    }
    var AnnotationLayerBuilder = function() {
        function AnnotationLayerBuilder(_ref) {
            var pageDiv = _ref.pageDiv,
            pdfPage = _ref.pdfPage,
            linkService = _ref.linkService,
            downloadManager = _ref.downloadManager,
            _ref$renderInteractiv = _ref.renderInteractiveForms,
            renderInteractiveForms = _ref$renderInteractiv === undefined ? false: _ref$renderInteractiv,
            _ref$l10n = _ref.l10n,
            l10n = _ref$l10n === undefined ? _ui_utils.NullL10n: _ref$l10n;
            _classCallCheck(this, AnnotationLayerBuilder);
            this.pageDiv = pageDiv;
            this.pdfPage = pdfPage;
            this.linkService = linkService;
            this.downloadManager = downloadManager;
            this.renderInteractiveForms = renderInteractiveForms;
            this.l10n = l10n;
            this.div = null
        }
        _createClass(AnnotationLayerBuilder, [{
            key: 'render',
            value: function render(viewport) {
                var _this = this;
                var intent = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : 'display';
                this.pdfPage.getAnnotations({
                    intent: intent
                }).then(function(annotations) {
                    var parameters = {
                        viewport: viewport.clone({
                            dontFlip: true
                        }),
                        div: _this.div,
                        annotations: annotations,
                        page: _this.pdfPage,
                        renderInteractiveForms: _this.renderInteractiveForms,
                        linkService: _this.linkService,
                        downloadManager: _this.downloadManager
                    };
                    if (_this.div) {
                        _pdfjsLib.AnnotationLayer.update(parameters)
                    } else {
                        if (annotations.length === 0) {
                            return
                        }
                        _this.div = document.createElement('div');
                        _this.div.className = 'annotationLayer';
                        _this.pageDiv.appendChild(_this.div);
                        parameters.div = _this.div;
                        _pdfjsLib.AnnotationLayer.render(parameters);
                        _this.l10n.translate(_this.div)
                    }
                })
            }
        },
        {
            key: 'hide',
            value: function hide() {
                if (!this.div) {
                    return
                }
                this.div.setAttribute('hidden', 'true')
            }
        }]);
        return AnnotationLayerBuilder
    } ();
    var DefaultAnnotationLayerFactory = function() {
        function DefaultAnnotationLayerFactory() {
            _classCallCheck(this, DefaultAnnotationLayerFactory)
        }
        _createClass(DefaultAnnotationLayerFactory, [{
            key: 'createAnnotationLayerBuilder',
            value: function createAnnotationLayerBuilder(pageDiv, pdfPage) {
                var renderInteractiveForms = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : false;
                var l10n = arguments.length > 3 && arguments[3] !== undefined ? arguments[3] : _ui_utils.NullL10n;
                return new AnnotationLayerBuilder({
                    pageDiv: pageDiv,
                    pdfPage: pdfPage,
                    renderInteractiveForms: renderInteractiveForms,
                    linkService: new _pdf_link_service.SimpleLinkService(),
                    l10n: l10n
                })
            }
        }]);
        return DefaultAnnotationLayerFactory
    } ();
    exports.AnnotationLayerBuilder = AnnotationLayerBuilder;
    exports.DefaultAnnotationLayerFactory = DefaultAnnotationLayerFactory
}), (function(module, exports, __webpack_require__) {
    "use strict";
    Object.defineProperty(exports, "__esModule", {
        value: true
    });
    exports.DownloadManager = undefined;
    var _createClass = function() {
        function defineProperties(target, props) {
            for (var i = 0; i < props.length; i++) {
                var descriptor = props[i];
                descriptor.enumerable = descriptor.enumerable || false;
                descriptor.configurable = true;
                if ("value" in descriptor) descriptor.writable = true;
                Object.defineProperty(target, descriptor.key, descriptor)
            }
        }
        return function(Constructor, protoProps, staticProps) {
            if (protoProps) defineProperties(Constructor.prototype, protoProps);
            if (staticProps) defineProperties(Constructor, staticProps);
            return Constructor
        }
    } ();
    var _pdfjsLib = __webpack_require__(1);
    function _classCallCheck(instance, Constructor) {
        if (! (instance instanceof Constructor)) {
            throw new TypeError("Cannot call a class as a function");
        }
    };
    function _download(blobUrl, filename) {
        var a = document.createElement('a');
        if (a.click) {
            a.href = blobUrl;
            a.target = '_parent';
            if ('download' in a) {
                a.download = filename
            } (document.body || document.documentElement).appendChild(a);
            a.click();
            a.parentNode.removeChild(a)
        } else {
            if (window.top === window && blobUrl.split('#')[0] === window.location.href.split('#')[0]) {
                var padCharacter = blobUrl.indexOf('?') === -1 ? '?': '&';
                blobUrl = blobUrl.replace(/#|$/, padCharacter + '$&')
            }
            window.open(blobUrl, '_parent')
        }
    }
    var DownloadManager = function() {
        function DownloadManager() {
            _classCallCheck(this, DownloadManager)
        }
        _createClass(DownloadManager, [{
            key: 'downloadUrl',
            value: function downloadUrl(url, filename) {
                if (! (0, _pdfjsLib.createValidAbsoluteUrl)(url, 'http://example.com')) {
                    return
                }
                _download(url + '#pdfjs.action=download', filename)
            }
        },
        {
            key: 'downloadData',
            value: function downloadData(data, filename, contentType) {
                if (navigator.msSaveBlob) {
                    return navigator.msSaveBlob(new Blob([data], {
                        type: contentType
                    }), filename)
                }
                var blobUrl = (0, _pdfjsLib.createObjectURL)(data, contentType, _pdfjsLib.PDFJS.disableCreateObjectURL);
                _download(blobUrl, filename)
            }
        },
        {
            key: 'download',
            value: function download(blob, url, filename) {
                if (navigator.msSaveBlob) {
                    if (!navigator.msSaveBlob(blob, filename)) {
                        this.downloadUrl(url, filename)
                    }
                    return
                }
                if (_pdfjsLib.PDFJS.disableCreateObjectURL) {
                    this.downloadUrl(url, filename);
                    return
                }
                var blobUrl = URL.createObjectURL(blob);
                _download(blobUrl, filename)
            }
        }]);
        return DownloadManager
    } ();
    exports.DownloadManager = DownloadManager
}), (function(module, exports, __webpack_require__) {
    "use strict";
    Object.defineProperty(exports, "__esModule", {
        value: true
    });
    exports.GenericL10n = undefined;
    var _createClass = function() {
        function defineProperties(target, props) {
            for (var i = 0; i < props.length; i++) {
                var descriptor = props[i];
                descriptor.enumerable = descriptor.enumerable || false;
                descriptor.configurable = true;
                if ("value" in descriptor) descriptor.writable = true;
                Object.defineProperty(target, descriptor.key, descriptor)
            }
        }
        return function(Constructor, protoProps, staticProps) {
            if (protoProps) defineProperties(Constructor.prototype, protoProps);
            if (staticProps) defineProperties(Constructor, staticProps);
            return Constructor
        }
    } ();
    __webpack_require__(10);
    function _classCallCheck(instance, Constructor) {
        if (! (instance instanceof Constructor)) {
            throw new TypeError("Cannot call a class as a function");
        }
    }
    var webL10n = document.webL10n;
    var GenericL10n = function() {
        function GenericL10n(lang) {
            _classCallCheck(this, GenericL10n);
            this._lang = lang;
            this._ready = new Promise(function(resolve, reject) {
                webL10n.setLanguage(lang,
                function() {
                    resolve(webL10n)
                })
            })
        }
        _createClass(GenericL10n, [{
            key: 'getDirection',
            value: function getDirection() {
                return this._ready.then(function(l10n) {
                    return l10n.getDirection()
                })
            }
        },
        {
            key: 'get',
            value: function get(property, args, fallback) {
                return this._ready.then(function(l10n) {
                    return l10n.get(property, args, fallback)
                })
            }
        },
        {
            key: 'translate',
            value: function translate(element) {
                return this._ready.then(function(l10n) {
                    return l10n.translate(element)
                })
            }
        }]);
        return GenericL10n
    } ();
    exports.GenericL10n = GenericL10n
}), (function(module, exports, __webpack_require__) {
    "use strict";
    Object.defineProperty(exports, "__esModule", {
        value: true
    });
    function GrabToPan(options) {
        this.element = options.element;
        this.document = options.element.ownerDocument;
        if (typeof options.ignoreTarget === 'function') {
            this.ignoreTarget = options.ignoreTarget
        }
        this.onActiveChanged = options.onActiveChanged;
        this.activate = this.activate.bind(this);
        this.deactivate = this.deactivate.bind(this);
        this.toggle = this.toggle.bind(this);
        this._onmousedown = this._onmousedown.bind(this);
        this._onmousemove = this._onmousemove.bind(this);
        this._endPan = this._endPan.bind(this);
        var overlay = this.overlay = document.createElement('div');
        overlay.className = 'grab-to-pan-grabbing'
    }
    GrabToPan.prototype = {
        CSS_CLASS_GRAB: 'grab-to-pan-grab',
        activate: function GrabToPan_activate() {
            if (!this.active) {
                this.active = true;
                this.element.addEventListener('mousedown', this._onmousedown, true);
                this.element.classList.add(this.CSS_CLASS_GRAB);
                if (this.onActiveChanged) {
                    this.onActiveChanged(true)
                }
            }
        },
        deactivate: function GrabToPan_deactivate() {
            if (this.active) {
                this.active = false;
                this.element.removeEventListener('mousedown', this._onmousedown, true);
                this._endPan();
                this.element.classList.remove(this.CSS_CLASS_GRAB);
                if (this.onActiveChanged) {
                    this.onActiveChanged(false)
                }
            }
        },
        toggle: function GrabToPan_toggle() {
            if (this.active) {
                this.deactivate()
            } else {
                this.activate()
            }
        },
        ignoreTarget: function GrabToPan_ignoreTarget(node) {
            return node[matchesSelector]('a[href], a[href] *, input, textarea, button, button *, select, option')
        },
        _onmousedown: function GrabToPan__onmousedown(event) {
            if (event.button !== 0 || this.ignoreTarget(event.target)) {
                return
            }
            if (event.originalTarget) {
                try {
                    event.originalTarget.tagName
                } catch(e) {
                    return
                }
            }
            this.scrollLeftStart = this.element.scrollLeft;
            this.scrollTopStart = this.element.scrollTop;
            this.clientXStart = event.clientX;
            this.clientYStart = event.clientY;
            this.document.addEventListener('mousemove', this._onmousemove, true);
            this.document.addEventListener('mouseup', this._endPan, true);
            this.element.addEventListener('scroll', this._endPan, true);
            event.preventDefault();
            event.stopPropagation();
            var focusedElement = document.activeElement;
            if (focusedElement && !focusedElement.contains(event.target)) {
                focusedElement.blur()
            }
        },
        _onmousemove: function GrabToPan__onmousemove(event) {
            this.element.removeEventListener('scroll', this._endPan, true);
            if (isLeftMouseReleased(event)) {
                this._endPan();
                return
            }
            var xDiff = event.clientX - this.clientXStart;
            var yDiff = event.clientY - this.clientYStart;
            var scrollTop = this.scrollTopStart - yDiff;
            var scrollLeft = this.scrollLeftStart - xDiff;
            if (this.element.scrollTo) {
                this.element.scrollTo({
                    top: scrollTop,
                    left: scrollLeft,
                    behavior: 'instant'
                })
            } else {
                this.element.scrollTop = scrollTop;
                this.element.scrollLeft = scrollLeft
            }
            if (!this.overlay.parentNode) {
                document.body.appendChild(this.overlay)
            }
        },
        _endPan: function GrabToPan__endPan() {
            this.element.removeEventListener('scroll', this._endPan, true);
            this.document.removeEventListener('mousemove', this._onmousemove, true);
            this.document.removeEventListener('mouseup', this._endPan, true);
            this.overlay.remove()
        }
    };
    var matchesSelector; ['webkitM', 'mozM', 'msM', 'oM', 'm'].some(function(prefix) {
        var name = prefix + 'atches';
        if (name in document.documentElement) {
            matchesSelector = name
        }
        name += 'Selector';
        if (name in document.documentElement) {
            matchesSelector = name
        }
        return matchesSelector
    });
    var isNotIEorIsIE10plus = !document.documentMode || document.documentMode > 9;
    var chrome = window.chrome;
    var isChrome15OrOpera15plus = chrome && (chrome.webstore || chrome.app);
    var isSafari6plus = /Apple/.test(navigator.vendor) && /Version\/([6-9]\d*|[1-5]\d+)/.test(navigator.userAgent);
    function isLeftMouseReleased(event) {
        if ('buttons' in event && isNotIEorIsIE10plus) {
            return ! (event.buttons & 1)
        }
        if (isChrome15OrOpera15plus || isSafari6plus) {
            return event.which === 0
        }
    }
    exports.GrabToPan = GrabToPan
}), (function(module, exports, __webpack_require__) {
    "use strict";
    Object.defineProperty(exports, "__esModule", {
        value: true
    });
    var _createClass = function() {
        function defineProperties(target, props) {
            for (var i = 0; i < props.length; i++) {
                var descriptor = props[i];
                descriptor.enumerable = descriptor.enumerable || false;
                descriptor.configurable = true;
                if ("value" in descriptor) descriptor.writable = true;
                Object.defineProperty(target, descriptor.key, descriptor)
            }
        }
        return function(Constructor, protoProps, staticProps) {
            if (protoProps) defineProperties(Constructor.prototype, protoProps);
            if (staticProps) defineProperties(Constructor, staticProps);
            return Constructor
        }
    } ();
    function _classCallCheck(instance, Constructor) {
        if (! (instance instanceof Constructor)) {
            throw new TypeError("Cannot call a class as a function");
        }
    }
    var OverlayManager = function() {
        function OverlayManager() {
            _classCallCheck(this, OverlayManager);
            this._overlays = {};
            this._active = null;
            this._keyDownBound = this._keyDown.bind(this)
        }
        _createClass(OverlayManager, [{
            key: 'register',
            value: function register(name, element) {
                var _this = this;
                var callerCloseMethod = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : null;
                var canForceClose = arguments.length > 3 && arguments[3] !== undefined ? arguments[3] : false;
                return new Promise(function(resolve) {
                    var container = void 0;
                    if (!name || !element || !(container = element.parentNode)) {
                        throw new Error('Not enough parameters.');
                    } else if (_this._overlays[name]) {
                        throw new Error('The overlay is already registered.');
                    }
                    _this._overlays[name] = {
                        element: element,
                        container: container,
                        callerCloseMethod: callerCloseMethod,
                        canForceClose: canForceClose
                    };
                    resolve()
                })
            }
        },
        {
            key: 'unregister',
            value: function unregister(name) {
                var _this2 = this;
                return new Promise(function(resolve) {
                    if (!_this2._overlays[name]) {
                        throw new Error('The overlay does not exist.');
                    } else if (_this2._active === name) {
                        throw new Error('The overlay cannot be removed while it is active.');
                    }
                    delete _this2._overlays[name];
                    resolve()
                })
            }
        },
        {
            key: 'open',
            value: function open(name) {
                var _this3 = this;
                return new Promise(function(resolve) {
                    if (!_this3._overlays[name]) {
                        throw new Error('The overlay does not exist.');
                    } else if (_this3._active) {
                        if (_this3._overlays[name].canForceClose) {
                            _this3._closeThroughCaller()
                        } else if (_this3._active === name) {
                            throw new Error('The overlay is already active.');
                        } else {
                            throw new Error('Another overlay is currently active.');
                        }
                    }
                    _this3._active = name;
                    _this3._overlays[_this3._active].element.classList.remove('hidden');
                    _this3._overlays[_this3._active].container.classList.remove('hidden');
                    window.addEventListener('keydown', _this3._keyDownBound);
                    resolve()
                })
            }
        },
        {
            key: 'close',
            value: function close(name) {
                var _this4 = this;
                return new Promise(function(resolve) {
                    if (!_this4._overlays[name]) {
                        throw new Error('The overlay does not exist.');
                    } else if (!_this4._active) {
                        throw new Error('The overlay is currently not active.');
                    } else if (_this4._active !== name) {
                        throw new Error('Another overlay is currently active.');
                    }
                    _this4._overlays[_this4._active].container.classList.add('hidden');
                    _this4._overlays[_this4._active].element.classList.add('hidden');
                    _this4._active = null;
                    window.removeEventListener('keydown', _this4._keyDownBound);
                    resolve()
                })
            }
        },
        {
            key: '_keyDown',
            value: function _keyDown(evt) {
                if (this._active && evt.keyCode === 27) {
                    this._closeThroughCaller();
                    evt.preventDefault()
                }
            }
        },
        {
            key: '_closeThroughCaller',
            value: function _closeThroughCaller() {
                if (this._overlays[this._active].callerCloseMethod) {
                    this._overlays[this._active].callerCloseMethod()
                }
                if (this._active) {
                    this.close(this._active)
                }
            }
        },
        {
            key: 'active',
            get: function get() {
                return this._active
            }
        }]);
        return OverlayManager
    } ();
    exports.OverlayManager = OverlayManager
}), (function(module, exports, __webpack_require__) {
    "use strict";
    Object.defineProperty(exports, "__esModule", {
        value: true
    });
    exports.PasswordPrompt = undefined;
    var _createClass = function() {
        function defineProperties(target, props) {
            for (var i = 0; i < props.length; i++) {
                var descriptor = props[i];
                descriptor.enumerable = descriptor.enumerable || false;
                descriptor.configurable = true;
                if ("value" in descriptor) descriptor.writable = true;
                Object.defineProperty(target, descriptor.key, descriptor)
            }
        }
        return function(Constructor, protoProps, staticProps) {
            if (protoProps) defineProperties(Constructor.prototype, protoProps);
            if (staticProps) defineProperties(Constructor, staticProps);
            return Constructor
        }
    } ();
    var _ui_utils = __webpack_require__(0);
    var _pdfjsLib = __webpack_require__(1);
    function _classCallCheck(instance, Constructor) {
        if (! (instance instanceof Constructor)) {
            throw new TypeError("Cannot call a class as a function");
        }
    }
    var PasswordPrompt = function() {
        function PasswordPrompt(options, overlayManager) {
            var _this = this;
            var l10n = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : _ui_utils.NullL10n;
            _classCallCheck(this, PasswordPrompt);
            this.overlayName = options.overlayName;
            this.container = options.container;
            this.label = options.label;
            this.input = options.input;
            this.submitButton = options.submitButton;
            this.cancelButton = options.cancelButton;
            this.overlayManager = overlayManager;
            this.l10n = l10n;
            this.updateCallback = null;
            this.reason = null;
            this.submitButton.addEventListener('click', this.verify.bind(this));
            this.cancelButton.addEventListener('click', this.close.bind(this));
            this.input.addEventListener('keydown',
            function(e) {
                if (e.keyCode === 13) {
                    _this.verify()
                }
            });
            this.overlayManager.register(this.overlayName, this.container, this.close.bind(this), true)
        }
        _createClass(PasswordPrompt, [{
            key: 'open',
            value: function open() {
                var _this2 = this;
                this.overlayManager.open(this.overlayName).then(function() {
                    _this2.input.focus();
                    var promptString = void 0;
                    if (_this2.reason === _pdfjsLib.PasswordResponses.INCORRECT_PASSWORD) {
                        promptString = _this2.l10n.get('password_invalid', null, 'Invalid password. Please try again.')
                    } else {
                        promptString = _this2.l10n.get('password_label', null, 'Enter the password to open this PDF file.')
                    }
                    promptString.then(function(msg) {
                        _this2.label.textContent = msg
                    })
                })
            }
        },
        {
            key: 'close',
            value: function close() {
                var _this3 = this;
                this.overlayManager.close(this.overlayName).then(function() {
                    _this3.input.value = ''
                })
            }
        },
        {
            key: 'verify',
            value: function verify() {
                var password = this.input.value;
                if (password && password.length > 0) {
                    this.close();
                    return this.updateCallback(password)
                }
            }
        },
        {
            key: 'setUpdateCallback',
            value: function setUpdateCallback(updateCallback, reason) {
                this.updateCallback = updateCallback;
                this.reason = reason
            }
        }]);
        return PasswordPrompt
    } ();
    exports.PasswordPrompt = PasswordPrompt
}), (function(module, exports, __webpack_require__) {
    "use strict";
    Object.defineProperty(exports, "__esModule", {
        value: true
    });
    exports.PDFAttachmentViewer = undefined;
    var _createClass = function() {
        function defineProperties(target, props) {
            for (var i = 0; i < props.length; i++) {
                var descriptor = props[i];
                descriptor.enumerable = descriptor.enumerable || false;
                descriptor.configurable = true;
                if ("value" in descriptor) descriptor.writable = true;
                Object.defineProperty(target, descriptor.key, descriptor)
            }
        }
        return function(Constructor, protoProps, staticProps) {
            if (protoProps) defineProperties(Constructor.prototype, protoProps);
            if (staticProps) defineProperties(Constructor, staticProps);
            return Constructor
        }
    } ();
    var _pdfjsLib = __webpack_require__(1);
    function _classCallCheck(instance, Constructor) {
        if (! (instance instanceof Constructor)) {
            throw new TypeError("Cannot call a class as a function");
        }
    }
    var PDFAttachmentViewer = function() {
        function PDFAttachmentViewer(_ref) {
            var container = _ref.container,
            eventBus = _ref.eventBus,
            downloadManager = _ref.downloadManager;
            _classCallCheck(this, PDFAttachmentViewer);
            this.attachments = null;
            this.container = container;
            this.eventBus = eventBus;
            this.downloadManager = downloadManager;
            this._renderedCapability = (0, _pdfjsLib.createPromiseCapability)();
            this.eventBus.on('fileattachmentannotation', this._appendAttachment.bind(this))
        }
        _createClass(PDFAttachmentViewer, [{
            key: 'reset',
            value: function reset() {
                var keepRenderedCapability = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : false;
                this.attachments = null;
                this.container.textContent = '';
                if (!keepRenderedCapability) {
                    this._renderedCapability = (0, _pdfjsLib.createPromiseCapability)()
                }
            }
        },
        {
            key: '_dispatchEvent',
            value: function _dispatchEvent(attachmentsCount) {
                this.eventBus.dispatch('attachmentsloaded', {
                    source: this,
                    attachmentsCount: attachmentsCount
                });
                this._renderedCapability.resolve()
            }
        },
        {
            key: '_bindPdfLink',
            value: function _bindPdfLink(button, content, filename) {
                if (_pdfjsLib.PDFJS.disableCreateObjectURL) {
                    throw new Error('bindPdfLink: ' + 'Unsupported "PDFJS.disableCreateObjectURL" value.');
                }
                var blobUrl = void 0;
                button.onclick = function() {
                    if (!blobUrl) {
                        blobUrl = (0, _pdfjsLib.createObjectURL)(content, 'application/pdf')
                    }
                    var viewerUrl = void 0;
                    viewerUrl = '?file=' + encodeURIComponent(blobUrl + '#' + filename);
                    window.open(viewerUrl);
                    return false
                }
            }
        },
        {
            key: '_bindLink',
            value: function _bindLink(button, content, filename) {
                var _this = this;
                button.onclick = function() {
                    _this.downloadManager.downloadData(content, filename, '');
                    return false
                }
            }
        },
        {
            key: 'render',
            value: function render(_ref2) {
                var attachments = _ref2.attachments,
                _ref2$keepRenderedCap = _ref2.keepRenderedCapability,
                keepRenderedCapability = _ref2$keepRenderedCap === undefined ? false: _ref2$keepRenderedCap;
                var attachmentsCount = 0;
                if (this.attachments) {
                    this.reset(keepRenderedCapability === true)
                }
                this.attachments = attachments || null;
                if (!attachments) {
                    this._dispatchEvent(attachmentsCount);
                    return
                }
                var names = Object.keys(attachments).sort(function(a, b) {
                    return a.toLowerCase().localeCompare(b.toLowerCase())
                });
                attachmentsCount = names.length;
                for (var i = 0; i < attachmentsCount; i++) {
                    var item = attachments[names[i]];
                    var filename = (0, _pdfjsLib.removeNullCharacters)((0, _pdfjsLib.getFilenameFromUrl)(item.filename));
                    var div = document.createElement('div');
                    div.className = 'attachmentsItem';
                    var button = document.createElement('button');
                    button.textContent = filename;
                    if (/\.pdf$/i.test(filename) && !_pdfjsLib.PDFJS.disableCreateObjectURL) {
                        this._bindPdfLink(button, item.content, filename)
                    } else {
                        this._bindLink(button, item.content, filename)
                    }
                    div.appendChild(button);
                    this.container.appendChild(div)
                }
                this._dispatchEvent(attachmentsCount)
            }
        },
        {
            key: '_appendAttachment',
            value: function _appendAttachment(_ref3) {
                var _this2 = this;
                var id = _ref3.id,
                filename = _ref3.filename,
                content = _ref3.content;
                this._renderedCapability.promise.then(function() {
                    var attachments = _this2.attachments;
                    if (!attachments) {
                        attachments = Object.create(null)
                    } else {
                        for (var name in attachments) {
                            if (id === name) {
                                return
                            }
                        }
                    }
                    attachments[id] = {
                        filename: filename,
                        content: content
                    };
                    _this2.render({
                        attachments: attachments,
                        keepRenderedCapability: true
                    })
                })
            }
        }]);
        return PDFAttachmentViewer
    } ();
    exports.PDFAttachmentViewer = PDFAttachmentViewer
}), (function(module, exports, __webpack_require__) {
    "use strict";
    Object.defineProperty(exports, "__esModule", {
        value: true
    });
    exports.PDFDocumentProperties = undefined;
    var _slicedToArray = function() {
        function sliceIterator(arr, i) {
            var _arr = [];
            var _n = true;
            var _d = false;
            var _e = undefined;
            try {
                for (var _i = arr[Symbol.iterator](), _s; ! (_n = (_s = _i.next()).done); _n = true) {
                    _arr.push(_s.value);
                    if (i && _arr.length === i) break
                }
            } catch(err) {
                _d = true;
                _e = err
            } finally {
                try {
                    if (!_n && _i["return"]) _i["return"]()
                } finally {
                    if (_d) throw _e;
                }
            }
            return _arr
        }
        return function(arr, i) {
            if (Array.isArray(arr)) {
                return arr
            } else if (Symbol.iterator in Object(arr)) {
                return sliceIterator(arr, i)
            } else {
                throw new TypeError("Invalid attempt to destructure non-iterable instance");
            }
        }
    } ();
    var _createClass = function() {
        function defineProperties(target, props) {
            for (var i = 0; i < props.length; i++) {
                var descriptor = props[i];
                descriptor.enumerable = descriptor.enumerable || false;
                descriptor.configurable = true;
                if ("value" in descriptor) descriptor.writable = true;
                Object.defineProperty(target, descriptor.key, descriptor)
            }
        }
        return function(Constructor, protoProps, staticProps) {
            if (protoProps) defineProperties(Constructor.prototype, protoProps);
            if (staticProps) defineProperties(Constructor, staticProps);
            return Constructor
        }
    } ();
    var _ui_utils = __webpack_require__(0);
    var _pdfjsLib = __webpack_require__(1);
    function _classCallCheck(instance, Constructor) {
        if (! (instance instanceof Constructor)) {
            throw new TypeError("Cannot call a class as a function");
        }
    }
    var DEFAULT_FIELD_CONTENT = '-';
    var PDFDocumentProperties = function() {
        function PDFDocumentProperties(_ref, overlayManager) {
            var overlayName = _ref.overlayName,
            fields = _ref.fields,
            container = _ref.container,
            closeButton = _ref.closeButton;
            var l10n = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : _ui_utils.NullL10n;
            _classCallCheck(this, PDFDocumentProperties);
            this.overlayName = overlayName;
            this.fields = fields;
            this.container = container;
            this.overlayManager = overlayManager;
            this.l10n = l10n;
            this._reset();
            if (closeButton) {
                closeButton.addEventListener('click', this.close.bind(this))
            }
            this.overlayManager.register(this.overlayName, this.container, this.close.bind(this))
        }
        _createClass(PDFDocumentProperties, [{
            key: 'open',
            value: function open() {
                var _this = this;
                var freezeFieldData = function freezeFieldData(data) {
                    Object.defineProperty(_this, 'fieldData', {
                        value: Object.freeze(data),
                        writable: false,
                        enumerable: true,
                        configurable: true
                    })
                };
                Promise.all([this.overlayManager.open(this.overlayName), this._dataAvailableCapability.promise]).then(function() {
                    if (_this.fieldData) {
                        _this._updateUI();
                        return
                    }
                    _this.pdfDocument.getMetadata().then(function(_ref2) {
                        var info = _ref2.info,
                        metadata = _ref2.metadata;
                        return Promise.all([info, metadata, _this._parseFileSize(_this.maybeFileSize), _this._parseDate(info.CreationDate), _this._parseDate(info.ModDate)])
                    }).then(function(_ref3) {
                        var _ref4 = _slicedToArray(_ref3, 5),
                        info = _ref4[0],
                        metadata = _ref4[1],
                        fileSize = _ref4[2],
                        creationDate = _ref4[3],
                        modificationDate = _ref4[4];
                        freezeFieldData({
                            'fileName': (0, _ui_utils.getPDFFileNameFromURL)(_this.url),
                            'fileSize': fileSize,
                            'title': info.Title,
                            'author': info.Author,
                            'subject': info.Subject,
                            'keywords': info.Keywords,
                            'creationDate': creationDate,
                            'modificationDate': modificationDate,
                            'creator': info.Creator,
                            'producer': info.Producer,
                            'version': info.PDFFormatVersion,
                            'pageCount': _this.pdfDocument.numPages
                        });
                        _this._updateUI();
                        return _this.pdfDocument.getDownloadInfo()
                    }).then(function(_ref5) {
                        var length = _ref5.length;
                        return _this._parseFileSize(length)
                    }).then(function(fileSize) {
                        var data = (0, _ui_utils.cloneObj)(_this.fieldData);
                        data['fileSize'] = fileSize;
                        freezeFieldData(data);
                        _this._updateUI()
                    })
                })
            }
        },
        {
            key: 'close',
            value: function close() {
                this.overlayManager.close(this.overlayName)
            }
        },
        {
            key: 'setDocument',
            value: function setDocument(pdfDocument, url) {
                if (this.pdfDocument) {
                    this._reset();
                    this._updateUI(true)
                }
                if (!pdfDocument) {
                    return
                }
                this.pdfDocument = pdfDocument;
                this.url = url;
                this._dataAvailableCapability.resolve()
            }
        },
        {
            key: 'setFileSize',
            value: function setFileSize(fileSize) {
                if (typeof fileSize === 'number' && fileSize > 0) {
                    this.maybeFileSize = fileSize
                }
            }
        },
        {
            key: '_reset',
            value: function _reset() {
                this.pdfDocument = null;
                this.url = null;
                this.maybeFileSize = 0;
                delete this.fieldData;
                this._dataAvailableCapability = (0, _pdfjsLib.createPromiseCapability)()
            }
        },
        {
            key: '_updateUI',
            value: function _updateUI() {
                var reset = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : false;
                if (reset || !this.fieldData) {
                    for (var id in this.fields) {
                        this.fields[id].textContent = DEFAULT_FIELD_CONTENT
                    }
                    return
                }
                if (this.overlayManager.active !== this.overlayName) {
                    return
                }
                for (var _id in this.fields) {
                    var content = this.fieldData[_id];
                    this.fields[_id].textContent = content || content === 0 ? content: DEFAULT_FIELD_CONTENT
                }
            }
        },
        {
            key: '_parseFileSize',
            value: function _parseFileSize() {
                var fileSize = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : 0;
                var kb = fileSize / 1024;
                if (!kb) {
                    return Promise.resolve(undefined)
                } else if (kb < 1024) {
                    return this.l10n.get('document_properties_kb', {
                        size_kb: ( + kb.toPrecision(3)).toLocaleString(),
                        size_b: fileSize.toLocaleString()
                    },
                    '{{size_kb}} KB ({{size_b}} bytes)')
                }
                return this.l10n.get('document_properties_mb', {
                    size_mb: ( + (kb / 1024).toPrecision(3)).toLocaleString(),
                    size_b: fileSize.toLocaleString()
                },
                '{{size_mb}} MB ({{size_b}} bytes)')
            }
        },
        {
            key: '_parseDate',
            value: function _parseDate(inputDate) {
                if (!inputDate) {
                    return
                }
                var dateToParse = inputDate;
                if (dateToParse.substring(0, 2) === 'D:') {
                    dateToParse = dateToParse.substring(2)
                }
                var year = parseInt(dateToParse.substring(0, 4), 10);
                var month = parseInt(dateToParse.substring(4, 6), 10) - 1;
                var day = parseInt(dateToParse.substring(6, 8), 10);
                var hours = parseInt(dateToParse.substring(8, 10), 10);
                var minutes = parseInt(dateToParse.substring(10, 12), 10);
                var seconds = parseInt(dateToParse.substring(12, 14), 10);
                var utRel = dateToParse.substring(14, 15);
                var offsetHours = parseInt(dateToParse.substring(15, 17), 10);
                var offsetMinutes = parseInt(dateToParse.substring(18, 20), 10);
                if (utRel === '-') {
                    hours += offsetHours;
                    minutes += offsetMinutes
                } else if (utRel === '+') {
                    hours -= offsetHours;
                    minutes -= offsetMinutes
                }
                var date = new Date(Date.UTC(year, month, day, hours, minutes, seconds));
                var dateString = date.toLocaleDateString();
                var timeString = date.toLocaleTimeString();
                return this.l10n.get('document_properties_date_string', {
                    date: dateString,
                    time: timeString
                },
                '{{date}}, {{time}}')
            }
        }]);
        return PDFDocumentProperties
    } ();
    exports.PDFDocumentProperties = PDFDocumentProperties
}), (function(module, exports, __webpack_require__) {
    "use strict";
    Object.defineProperty(exports, "__esModule", {
        value: true
    });
    exports.PDFFindBar = undefined;
    var _createClass = function() {
        function defineProperties(target, props) {
            for (var i = 0; i < props.length; i++) {
                var descriptor = props[i];
                descriptor.enumerable = descriptor.enumerable || false;
                descriptor.configurable = true;
                if ("value" in descriptor) descriptor.writable = true;
                Object.defineProperty(target, descriptor.key, descriptor)
            }
        }
        return function(Constructor, protoProps, staticProps) {
            if (protoProps) defineProperties(Constructor.prototype, protoProps);
            if (staticProps) defineProperties(Constructor, staticProps);
            return Constructor
        }
    } ();
    var _pdf_find_controller = __webpack_require__(7);
    var _ui_utils = __webpack_require__(0);
    function _classCallCheck(instance, Constructor) {
        if (! (instance instanceof Constructor)) {
            throw new TypeError("Cannot call a class as a function");
        }
    }
    var PDFFindBar = function() {
        function PDFFindBar(options) {
            var _this = this;
            var l10n = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : _ui_utils.NullL10n;
            _classCallCheck(this, PDFFindBar);
            this.opened = false;
            this.bar = options.bar || null;
            this.toggleButton = options.toggleButton || null;
            this.findField = options.findField || null;
            this.highlightAll = options.highlightAllCheckbox || null;
            this.caseSensitive = options.caseSensitiveCheckbox || null;
            this.findMsg = options.findMsg || null;
            this.findResultsCount = options.findResultsCount || null;
            this.findStatusIcon = options.findStatusIcon || null;
            this.findPreviousButton = options.findPreviousButton || null;
            this.findNextButton = options.findNextButton || null;
            this.findController = options.findController || null;
            this.eventBus = options.eventBus;
            this.l10n = l10n;
            if (this.findController === null) {
                throw new Error('PDFFindBar cannot be used without a ' + 'PDFFindController instance.');
            }
            this.toggleButton.addEventListener('click',
            function() {
                _this.toggle()
            });
            this.findField.addEventListener('input',
            function() {
                _this.dispatchEvent('')
            });
            this.bar.addEventListener('keydown',
            function(e) {
                switch (e.keyCode) {
                case 13:
                    if (e.target === _this.findField) {
                        _this.dispatchEvent('again', e.shiftKey)
                    }
                    break;
                case 27:
                    _this.close();
                    break
                }
            });
            this.findPreviousButton.addEventListener('click',
            function() {
                _this.dispatchEvent('again', true)
            });
            this.findNextButton.addEventListener('click',
            function() {
                _this.dispatchEvent('again', false)
            });
            this.highlightAll.addEventListener('click',
            function() {
                _this.dispatchEvent('highlightallchange')
            });
            this.caseSensitive.addEventListener('click',
            function() {
                _this.dispatchEvent('casesensitivitychange')
            });
            this.eventBus.on('resize', this._adjustWidth.bind(this))
        }
        _createClass(PDFFindBar, [{
            key: 'reset',
            value: function reset() {
                this.updateUIState()
            }
        },
        {
            key: 'dispatchEvent',
            value: function dispatchEvent(type, findPrev) {
                this.eventBus.dispatch('find', {
                    source: this,
                    type: type,
                    query: this.findField.value,
                    caseSensitive: this.caseSensitive.checked,
                    phraseSearch: true,
                    highlightAll: this.highlightAll.checked,
                    findPrevious: findPrev
                })
            }
        },
        {
            key: 'updateUIState',
            value: function updateUIState(state, previous, matchCount) {
                var _this2 = this;
                var notFound = false;
                var findMsg = '';
                var status = '';
                switch (state) {
                case _pdf_find_controller.FindState.FOUND:
                    break;
                case _pdf_find_controller.FindState.PENDING:
                    status = 'pending';
                    break;
                case _pdf_find_controller.FindState.NOT_FOUND:
                    findMsg = this.l10n.get('find_not_found', null, 'Phrase not found');
                    notFound = true;
                    break;
                case _pdf_find_controller.FindState.WRAPPED:
                    if (previous) {
                        findMsg = this.l10n.get('find_reached_top', null, 'Reached top of document, continued from bottom')
                    } else {
                        findMsg = this.l10n.get('find_reached_bottom', null, 'Reached end of document, continued from top')
                    }
                    break
                }
                if (notFound) {
                    this.findField.classList.add('notFound')
                } else {
                    this.findField.classList.remove('notFound')
                }
                this.findField.setAttribute('data-status', status);
                Promise.resolve(findMsg).then(function(msg) {
                    _this2.findMsg.textContent = msg;
                    _this2._adjustWidth()
                });
                this.updateResultsCount(matchCount)
            }
        },
        {
            key: 'updateResultsCount',
            value: function updateResultsCount(matchCount) {
                if (!this.findResultsCount) {
                    return
                }
                if (!matchCount) {
                    this.findResultsCount.classList.add('hidden');
                    this.findResultsCount.textContent = ''
                } else {
                    this.findResultsCount.textContent = matchCount.toLocaleString();
                    this.findResultsCount.classList.remove('hidden')
                }
                this._adjustWidth()
            }
        },
        {
            key: 'open',
            value: function open() {
                if (!this.opened) {
                    this.opened = true;
                    this.toggleButton.classList.add('toggled');
                    this.bar.classList.remove('hidden')
                }
                this.findField.select();
                this.findField.focus();
                this._adjustWidth()
            }
        },
        {
            key: 'close',
            value: function close() {
                if (!this.opened) {
                    return
                }
                this.opened = false;
                this.toggleButton.classList.remove('toggled');
                this.bar.classList.add('hidden');
                this.findController.active = false
            }
        },
        {
            key: 'toggle',
            value: function toggle() {
                if (this.opened) {
                    this.close()
                } else {
                    this.open()
                }
            }
        },
        {
            key: '_adjustWidth',
            value: function _adjustWidth() {
                if (!this.opened) {
                    return
                }
                this.bar.classList.remove('wrapContainers');
                var findbarHeight = this.bar.clientHeight;
                var inputContainerHeight = this.bar.firstElementChild.clientHeight;
                if (findbarHeight > inputContainerHeight) {
                    this.bar.classList.add('wrapContainers')
                }
            }
        }]);
        return PDFFindBar
    } ();
    exports.PDFFindBar = PDFFindBar
}), (function(module, exports, __webpack_require__) {
    "use strict";
    Object.defineProperty(exports, "__esModule", {
        value: true
    });
    exports.PDFHistory = undefined;
    var _dom_events = __webpack_require__(2);
    function PDFHistory(options) {
        this.linkService = options.linkService;
        this.eventBus = options.eventBus || (0, _dom_events.getGlobalEventBus)();
        this.initialized = false;
        this.initialDestination = null;
        this.initialBookmark = null
    }
    PDFHistory.prototype = {
        initialize: function pdfHistoryInitialize(fingerprint) {
            this.initialized = true;
            this.reInitialized = false;
            this.allowHashChange = true;
            this.historyUnlocked = true;
            this.isViewerInPresentationMode = false;
            this.previousHash = window.location.hash.substring(1);
            this.currentBookmark = '';
            this.currentPage = 0;
            this.updatePreviousBookmark = false;
            this.previousBookmark = '';
            this.previousPage = 0;
            this.nextHashParam = '';
            this.fingerprint = fingerprint;
            this.currentUid = this.uid = 0;
            this.current = {};
            var state = window.history.state;
            if (this._isStateObjectDefined(state)) {
                if (state.target.dest) {
                    this.initialDestination = state.target.dest
                } else {
                    this.initialBookmark = state.target.hash
                }
                this.currentUid = state.uid;
                this.uid = state.uid + 1;
                this.current = state.target
            } else {
                if (state && state.fingerprint && this.fingerprint !== state.fingerprint) {
                    this.reInitialized = true
                }
                this._pushOrReplaceState({
                    fingerprint: this.fingerprint
                },
                true)
            }
            var self = this;
            window.addEventListener('popstate',
            function pdfHistoryPopstate(evt) {
                if (!self.historyUnlocked) {
                    return
                }
                if (evt.state) {
                    self._goTo(evt.state);
                    return
                }
                if (self.uid === 0) {
                    var previousParams = self.previousHash && self.currentBookmark && self.previousHash !== self.currentBookmark ? {
                        hash: self.currentBookmark,
                        page: self.currentPage
                    }: {
                        page: 1
                    };
                    replacePreviousHistoryState(previousParams,
                    function() {
                        updateHistoryWithCurrentHash()
                    })
                } else {
                    updateHistoryWithCurrentHash()
                }
            });
            function updateHistoryWithCurrentHash() {
                self.previousHash = window.location.hash.slice(1);
                self._pushToHistory({
                    hash: self.previousHash
                },
                false, true);
                self._updatePreviousBookmark()
            }
            function replacePreviousHistoryState(params, callback) {
                self.historyUnlocked = false;
                self.allowHashChange = false;
                window.addEventListener('popstate', rewriteHistoryAfterBack);
                history.back();
                function rewriteHistoryAfterBack() {
                    window.removeEventListener('popstate', rewriteHistoryAfterBack);
                    window.addEventListener('popstate', rewriteHistoryAfterForward);
                    self._pushToHistory(params, false, true);
                    history.forward()
                }
                function rewriteHistoryAfterForward() {
                    window.removeEventListener('popstate', rewriteHistoryAfterForward);
                    self.allowHashChange = true;
                    self.historyUnlocked = true;
                    callback()
                }
            }
            function pdfHistoryBeforeUnload() {
                var previousParams = self._getPreviousParams(null, true);
                if (previousParams) {
                    var replacePrevious = !self.current.dest && self.current.hash !== self.previousHash;
                    self._pushToHistory(previousParams, false, replacePrevious);
                    self._updatePreviousBookmark()
                }
                window.removeEventListener('beforeunload', pdfHistoryBeforeUnload)
            }
            window.addEventListener('beforeunload', pdfHistoryBeforeUnload);
            window.addEventListener('pageshow',
            function pdfHistoryPageShow(evt) {
                window.addEventListener('beforeunload', pdfHistoryBeforeUnload)
            });
            self.eventBus.on('presentationmodechanged',
            function(e) {
                self.isViewerInPresentationMode = e.active
            })
        },
        clearHistoryState: function pdfHistory_clearHistoryState() {
            this._pushOrReplaceState(null, true)
        },
        _isStateObjectDefined: function pdfHistory_isStateObjectDefined(state) {
            return state && state.uid >= 0 && state.fingerprint && this.fingerprint === state.fingerprint && state.target && state.target.hash ? true: false
        },
        _pushOrReplaceState: function pdfHistory_pushOrReplaceState(stateObj, replace) {
            if (replace) {
                window.history.replaceState(stateObj, '', document.URL)
            } else {
                window.history.pushState(stateObj, '', document.URL)
            }
        },
        get isHashChangeUnlocked() {
            if (!this.initialized) {
                return true
            }
            return this.allowHashChange
        },
        _updatePreviousBookmark: function pdfHistory_updatePreviousBookmark() {
            if (this.updatePreviousBookmark && this.currentBookmark && this.currentPage) {
                this.previousBookmark = this.currentBookmark;
                this.previousPage = this.currentPage;
                this.updatePreviousBookmark = false
            }
        },
        updateCurrentBookmark: function pdfHistoryUpdateCurrentBookmark(bookmark, pageNum) {
            if (this.initialized) {
                this.currentBookmark = bookmark.substring(1);
                this.currentPage = pageNum | 0;
                this._updatePreviousBookmark()
            }
        },
        updateNextHashParam: function pdfHistoryUpdateNextHashParam(param) {
            if (this.initialized) {
                this.nextHashParam = param
            }
        },
        push: function pdfHistoryPush(params, isInitialBookmark) {
            if (! (this.initialized && this.historyUnlocked)) {
                return
            }
            if (params.dest && !params.hash) {
                params.hash = this.current.hash && this.current.dest && this.current.dest === params.dest ? this.current.hash: this.linkService.getDestinationHash(params.dest).split('#')[1]
            }
            if (params.page) {
                params.page |= 0
            }
            if (isInitialBookmark) {
                var target = window.history.state.target;
                if (!target) {
                    this._pushToHistory(params, false);
                    this.previousHash = window.location.hash.substring(1)
                }
                this.updatePreviousBookmark = this.nextHashParam ? false: true;
                if (target) {
                    this._updatePreviousBookmark()
                }
                return
            }
            if (this.nextHashParam) {
                if (this.nextHashParam === params.hash) {
                    this.nextHashParam = null;
                    this.updatePreviousBookmark = true;
                    return
                }
                this.nextHashParam = null
            }
            if (params.hash) {
                if (this.current.hash) {
                    if (this.current.hash !== params.hash) {
                        this._pushToHistory(params, true)
                    } else {
                        if (!this.current.page && params.page) {
                            this._pushToHistory(params, false, true)
                        }
                        this.updatePreviousBookmark = true
                    }
                } else {
                    this._pushToHistory(params, true)
                }
            } else if (this.current.page && params.page && this.current.page !== params.page) {
                this._pushToHistory(params, true)
            }
        },
        _getPreviousParams: function pdfHistory_getPreviousParams(onlyCheckPage, beforeUnload) {
            if (! (this.currentBookmark && this.currentPage)) {
                return null
            } else if (this.updatePreviousBookmark) {
                this.updatePreviousBookmark = false
            }
            if (this.uid > 0 && !(this.previousBookmark && this.previousPage)) {
                return null
            }
            if (!this.current.dest && !onlyCheckPage || beforeUnload) {
                if (this.previousBookmark === this.currentBookmark) {
                    return null
                }
            } else if (this.current.page || onlyCheckPage) {
                if (this.previousPage === this.currentPage) {
                    return null
                }
            } else {
                return null
            }
            var params = {
                hash: this.currentBookmark,
                page: this.currentPage
            };
            if (this.isViewerInPresentationMode) {
                params.hash = null
            }
            return params
        },
        _stateObj: function pdfHistory_stateObj(params) {
            return {
                fingerprint: this.fingerprint,
                uid: this.uid,
                target: params
            }
        },
        _pushToHistory: function pdfHistory_pushToHistory(params, addPrevious, overwrite) {
            if (!this.initialized) {
                return
            }
            if (!params.hash && params.page) {
                params.hash = 'page=' + params.page
            }
            if (addPrevious && !overwrite) {
                var previousParams = this._getPreviousParams();
                if (previousParams) {
                    var replacePrevious = !this.current.dest && this.current.hash !== this.previousHash;
                    this._pushToHistory(previousParams, false, replacePrevious)
                }
            }
            this._pushOrReplaceState(this._stateObj(params), overwrite || this.uid === 0);
            this.currentUid = this.uid++;
            this.current = params;
            this.updatePreviousBookmark = true
        },
        _goTo: function pdfHistory_goTo(state) {
            if (! (this.initialized && this.historyUnlocked && this._isStateObjectDefined(state))) {
                return
            }
            if (!this.reInitialized && state.uid < this.currentUid) {
                var previousParams = this._getPreviousParams(true);
                if (previousParams) {
                    this._pushToHistory(this.current, false);
                    this._pushToHistory(previousParams, false);
                    this.currentUid = state.uid;
                    window.history.back();
                    return
                }
            }
            this.historyUnlocked = false;
            if (state.target.dest) {
                this.linkService.navigateTo(state.target.dest)
            } else {
                this.linkService.setHash(state.target.hash)
            }
            this.currentUid = state.uid;
            if (state.uid > this.uid) {
                this.uid = state.uid
            }
            this.current = state.target;
            this.updatePreviousBookmark = true;
            var currentHash = window.location.hash.substring(1);
            if (this.previousHash !== currentHash) {
                this.allowHashChange = false
            }
            this.previousHash = currentHash;
            this.historyUnlocked = true
        },
        back: function pdfHistoryBack() {
            this.go( - 1)
        },
        forward: function pdfHistoryForward() {
            this.go(1)
        },
        go: function pdfHistoryGo(direction) {
            if (this.initialized && this.historyUnlocked) {
                var state = window.history.state;
                if (direction === -1 && state && state.uid > 0) {
                    window.history.back()
                } else if (direction === 1 && state && state.uid < this.uid - 1) {
                    window.history.forward()
                }
            }
        }
    };
    exports.PDFHistory = PDFHistory
}), (function(module, exports, __webpack_require__) {
    "use strict";
    Object.defineProperty(exports, "__esModule", {
        value: true
    });
    exports.PDFOutlineViewer = undefined;
    var _createClass = function() {
        function defineProperties(target, props) {
            for (var i = 0; i < props.length; i++) {
                var descriptor = props[i];
                descriptor.enumerable = descriptor.enumerable || false;
                descriptor.configurable = true;
                if ("value" in descriptor) descriptor.writable = true;
                Object.defineProperty(target, descriptor.key, descriptor)
            }
        }
        return function(Constructor, protoProps, staticProps) {
            if (protoProps) defineProperties(Constructor.prototype, protoProps);
            if (staticProps) defineProperties(Constructor, staticProps);
            return Constructor
        }
    } ();
    var _pdfjsLib = __webpack_require__(1);
    function _classCallCheck(instance, Constructor) {
        if (! (instance instanceof Constructor)) {
            throw new TypeError("Cannot call a class as a function");
        }
    }
    var DEFAULT_TITLE = '\u2013';
    var PDFOutlineViewer = function() {
        function PDFOutlineViewer(_ref) {
            var container = _ref.container,
            linkService = _ref.linkService,
            eventBus = _ref.eventBus;
            _classCallCheck(this, PDFOutlineViewer);
            this.outline = null;
            this.lastToggleIsShow = true;
            this.container = container;
            this.linkService = linkService;
            this.eventBus = eventBus
        }
        _createClass(PDFOutlineViewer, [{
            key: 'reset',
            value: function reset() {
                this.outline = null;
                this.lastToggleIsShow = true;
                this.container.textContent = '';
                this.container.classList.remove('outlineWithDeepNesting')
            }
        },
        {
            key: '_dispatchEvent',
            value: function _dispatchEvent(outlineCount) {
                this.eventBus.dispatch('outlineloaded', {
                    source: this,
                    outlineCount: outlineCount
                })
            }
        },
        {
            key: '_bindLink',
            value: function _bindLink(element, item) {
                var _this = this;
                if (item.url) { (0, _pdfjsLib.addLinkAttributes)(element, {
                        url: item.url,
                        target: item.newWindow ? _pdfjsLib.PDFJS.LinkTarget.BLANK: undefined
                    });
                    return
                }
                var destination = item.dest;
                element.href = this.linkService.getDestinationHash(destination);
                element.onclick = function() {
                    if (destination) {
                        _this.linkService.navigateTo(destination)
                    }
                    return false
                }
            }
        },
        {
            key: '_setStyles',
            value: function _setStyles(element, item) {
                var styleStr = '';
                if (item.bold) {
                    styleStr += 'font-weight: bold;'
                }
                if (item.italic) {
                    styleStr += 'font-style: italic;'
                }
                if (styleStr) {
                    element.setAttribute('style', styleStr)
                }
            }
        },
        {
            key: '_addToggleButton',
            value: function _addToggleButton(div) {
                var _this2 = this;
                var toggler = document.createElement('div');
                toggler.className = 'outlineItemToggler';
                toggler.onclick = function(evt) {
                    evt.stopPropagation();
                    toggler.classList.toggle('outlineItemsHidden');
                    if (evt.shiftKey) {
                        var shouldShowAll = !toggler.classList.contains('outlineItemsHidden');
                        _this2._toggleOutlineItem(div, shouldShowAll)
                    }
                };
                div.insertBefore(toggler, div.firstChild)
            }
        },
        {
            key: '_toggleOutlineItem',
            value: function _toggleOutlineItem(root, show) {
                this.lastToggleIsShow = show;
                var togglers = root.querySelectorAll('.outlineItemToggler');
                for (var i = 0,
                ii = togglers.length; i < ii; ++i) {
                    togglers[i].classList[show ? 'remove': 'add']('outlineItemsHidden')
                }
            }
        },
        {
            key: 'toggleOutlineTree',
            value: function toggleOutlineTree() {
                if (!this.outline) {
                    return
                }
                this._toggleOutlineItem(this.container, !this.lastToggleIsShow)
            }
        },
        {
            key: 'render',
            value: function render(_ref2) {
                var outline = _ref2.outline;
                var outlineCount = 0;
                if (this.outline) {
                    this.reset()
                }
                this.outline = outline || null;
                if (!outline) {
                    this._dispatchEvent(outlineCount);
                    return
                }
                var fragment = document.createDocumentFragment();
                var queue = [{
                    parent: fragment,
                    items: this.outline
                }];
                var hasAnyNesting = false;
                while (queue.length > 0) {
                    var levelData = queue.shift();
                    for (var i = 0,
                    len = levelData.items.length; i < len; i++) {
                        var item = levelData.items[i];
                        var div = document.createElement('div');
                        div.className = 'outlineItem';
                        var element = document.createElement('a');
                        this._bindLink(element, item);
                        this._setStyles(element, item);
                        element.textContent = (0, _pdfjsLib.removeNullCharacters)(item.title) || DEFAULT_TITLE;
                        div.appendChild(element);
                        if (item.items.length > 0) {
                            hasAnyNesting = true;
                            this._addToggleButton(div);
                            var itemsDiv = document.createElement('div');
                            itemsDiv.className = 'outlineItems';
                            div.appendChild(itemsDiv);
                            queue.push({
                                parent: itemsDiv,
                                items: item.items
                            })
                        }
                        levelData.parent.appendChild(div);
                        outlineCount++
                    }
                }
                if (hasAnyNesting) {
                    this.container.classList.add('outlineWithDeepNesting')
                }
                this.container.appendChild(fragment);
                this._dispatchEvent(outlineCount)
            }
        }]);
        return PDFOutlineViewer
    } ();
    exports.PDFOutlineViewer = PDFOutlineViewer
}), (function(module, exports, __webpack_require__) {
    "use strict";
    Object.defineProperty(exports, "__esModule", {
        value: true
    });
    exports.PDFPageView = undefined;
    var _createClass = function() {
        function defineProperties(target, props) {
            for (var i = 0; i < props.length; i++) {
                var descriptor = props[i];
                descriptor.enumerable = descriptor.enumerable || false;
                descriptor.configurable = true;
                if ("value" in descriptor) descriptor.writable = true;
                Object.defineProperty(target, descriptor.key, descriptor)
            }
        }
        return function(Constructor, protoProps, staticProps) {
            if (protoProps) defineProperties(Constructor.prototype, protoProps);
            if (staticProps) defineProperties(Constructor, staticProps);
            return Constructor
        }
    } ();
    var _ui_utils = __webpack_require__(0);
    var _pdfjsLib = __webpack_require__(1);
    var _dom_events = __webpack_require__(2);
    var _pdf_rendering_queue = __webpack_require__(3);
    function _classCallCheck(instance, Constructor) {
        if (! (instance instanceof Constructor)) {
            throw new TypeError("Cannot call a class as a function");
        }
    }
    var PDFPageView = function() {
        function PDFPageView(options) {
            _classCallCheck(this, PDFPageView);
            var container = options.container;
            var defaultViewport = options.defaultViewport;
            this.id = options.id;
            this.renderingId = 'page' + this.id;
            this.pdfPage = null;
            this.pageLabel = null;
            this.rotation = 0;
            this.scale = options.scale || _ui_utils.DEFAULT_SCALE;
            this.viewport = defaultViewport;
            this.pdfPageRotate = defaultViewport.rotation;
            this.hasRestrictedScaling = false;
            this.enhanceTextSelection = options.enhanceTextSelection || false;
            this.renderInteractiveForms = options.renderInteractiveForms || false;
            this.eventBus = options.eventBus || (0, _dom_events.getGlobalEventBus)();
            this.renderingQueue = options.renderingQueue;
            this.textLayerFactory = options.textLayerFactory;
            this.annotationLayerFactory = options.annotationLayerFactory;
            this.renderer = options.renderer || _ui_utils.RendererType.CANVAS;
            this.l10n = options.l10n || _ui_utils.NullL10n;
            this.paintTask = null;
            this.paintedViewportMap = new WeakMap();
            this.renderingState = _pdf_rendering_queue.RenderingStates.INITIAL;
            this.resume = null;
            this.error = null;
            this.onBeforeDraw = null;
            this.onAfterDraw = null;
            this.annotationLayer = null;
            this.textLayer = null;
            this.zoomLayer = null;
            var div = document.createElement('div');
            div.className = 'page';
            div.style.width = Math.floor(this.viewport.width) + 'px';
            div.style.height = Math.floor(this.viewport.height) + 'px';
            div.setAttribute('data-page-number', this.id);
            this.div = div;
            container.appendChild(div)
        }
        _createClass(PDFPageView, [{
            key: 'setPdfPage',
            value: function setPdfPage(pdfPage) {
                this.pdfPage = pdfPage;
                this.pdfPageRotate = pdfPage.rotate;
                var totalRotation = (this.rotation + this.pdfPageRotate) % 360;
                this.viewport = pdfPage.getViewport(this.scale * _ui_utils.CSS_UNITS, totalRotation);
                this.stats = pdfPage.stats;
                this.reset()
            }
        },
        {
            key: 'destroy',
            value: function destroy() {
                this.reset();
                if (this.pdfPage) {
                    this.pdfPage.cleanup();
                    this.pdfPage = null
                }
            }
        },
        {
            key: '_resetZoomLayer',
            value: function _resetZoomLayer() {
                var removeFromDOM = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : false;
                if (!this.zoomLayer) {
                    return
                }
                var zoomLayerCanvas = this.zoomLayer.firstChild;
                this.paintedViewportMap.delete(zoomLayerCanvas);
                zoomLayerCanvas.width = 0;
                zoomLayerCanvas.height = 0;
                if (removeFromDOM) {
                    this.zoomLayer.remove()
                }
                this.zoomLayer = null
            }
        },
        {
            key: 'reset',
            value: function reset() {
                var keepZoomLayer = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : false;
                var keepAnnotations = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : false;
                this.cancelRendering();
                var div = this.div;
                div.style.width = Math.floor(this.viewport.width) + 'px';
                div.style.height = Math.floor(this.viewport.height) + 'px';
                var childNodes = div.childNodes;
                var currentZoomLayerNode = keepZoomLayer && this.zoomLayer || null;
                var currentAnnotationNode = keepAnnotations && this.annotationLayer && this.annotationLayer.div || null;
                for (var i = childNodes.length - 1; i >= 0; i--) {
                    var node = childNodes[i];
                    if (currentZoomLayerNode === node || currentAnnotationNode === node) {
                        continue
                    }
                    div.removeChild(node)
                }
                div.removeAttribute('data-loaded');
                if (currentAnnotationNode) {
                    this.annotationLayer.hide()
                } else {
                    this.annotationLayer = null
                }
                if (!currentZoomLayerNode) {
                    if (this.canvas) {
                        this.paintedViewportMap.delete(this.canvas);
                        this.canvas.width = 0;
                        this.canvas.height = 0;
                        delete this.canvas
                    }
                    this._resetZoomLayer()
                }
                if (this.svg) {
                    this.paintedViewportMap.delete(this.svg);
                    delete this.svg
                }
                this.loadingIconDiv = document.createElement('div');
                this.loadingIconDiv.className = 'loadingIcon';
                div.appendChild(this.loadingIconDiv)
            }
        },
        {
            key: 'update',
            value: function update(scale, rotation) {
                this.scale = scale || this.scale;
                if (typeof rotation !== 'undefined') {
                    this.rotation = rotation
                }
                var totalRotation = (this.rotation + this.pdfPageRotate) % 360;
                this.viewport = this.viewport.clone({
                    scale: this.scale * _ui_utils.CSS_UNITS,
                    rotation: totalRotation
                });
                if (this.svg) {
                    this.cssTransform(this.svg, true);
                    this.eventBus.dispatch('pagerendered', {
                        source: this,
                        pageNumber: this.id,
                        cssTransform: true
                    });
                    return
                }
                var isScalingRestricted = false;
                if (this.canvas && _pdfjsLib.PDFJS.maxCanvasPixels > 0) {
                    var outputScale = this.outputScale;
                    if ((Math.floor(this.viewport.width) * outputScale.sx | 0) * (Math.floor(this.viewport.height) * outputScale.sy | 0) > _pdfjsLib.PDFJS.maxCanvasPixels) {
                        isScalingRestricted = true
                    }
                }
                if (this.canvas) {
                    if (_pdfjsLib.PDFJS.useOnlyCssZoom || this.hasRestrictedScaling && isScalingRestricted) {
                        this.cssTransform(this.canvas, true);
                        this.eventBus.dispatch('pagerendered', {
                            source: this,
                            pageNumber: this.id,
                            cssTransform: true
                        });
                        return
                    }
                    if (!this.zoomLayer && !this.canvas.hasAttribute('hidden')) {
                        this.zoomLayer = this.canvas.parentNode;
                        this.zoomLayer.style.position = 'absolute'
                    }
                }
                if (this.zoomLayer) {
                    this.cssTransform(this.zoomLayer.firstChild)
                }
                this.reset(true, true)
            }
        },
        {
            key: 'cancelRendering',
            value: function cancelRendering() {
                if (this.paintTask) {
                    this.paintTask.cancel();
                    this.paintTask = null
                }
                this.renderingState = _pdf_rendering_queue.RenderingStates.INITIAL;
                this.resume = null;
                if (this.textLayer) {
                    this.textLayer.cancel();
                    this.textLayer = null
                }
            }
        },
        {
            key: 'cssTransform',
            value: function cssTransform(target) {
                var redrawAnnotations = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : false;
                var width = this.viewport.width;
                var height = this.viewport.height;
                var div = this.div;
                target.style.width = target.parentNode.style.width = div.style.width = Math.floor(width) + 'px';
                target.style.height = target.parentNode.style.height = div.style.height = Math.floor(height) + 'px';
                var relativeRotation = this.viewport.rotation - this.paintedViewportMap.get(target).rotation;
                var absRotation = Math.abs(relativeRotation);
                var scaleX = 1,
                scaleY = 1;
                if (absRotation === 90 || absRotation === 270) {
                    scaleX = height / width;
                    scaleY = width / height
                }
                var cssTransform = 'rotate(' + relativeRotation + 'deg) ' + 'scale(' + scaleX + ',' + scaleY + ')';
                _pdfjsLib.CustomStyle.setProp('transform', target, cssTransform);
                if (this.textLayer) {
                    var textLayerViewport = this.textLayer.viewport;
                    var textRelativeRotation = this.viewport.rotation - textLayerViewport.rotation;
                    var textAbsRotation = Math.abs(textRelativeRotation);
                    var scale = width / textLayerViewport.width;
                    if (textAbsRotation === 90 || textAbsRotation === 270) {
                        scale = width / textLayerViewport.height
                    }
                    var textLayerDiv = this.textLayer.textLayerDiv;
                    var transX = void 0,
                    transY = void 0;
                    switch (textAbsRotation) {
                    case 0:
                        transX = transY = 0;
                        break;
                    case 90:
                        transX = 0;
                        transY = '-' + textLayerDiv.style.height;
                        break;
                    case 180:
                        transX = '-' + textLayerDiv.style.width;
                        transY = '-' + textLayerDiv.style.height;
                        break;
                    case 270:
                        transX = '-' + textLayerDiv.style.width;
                        transY = 0;
                        break;
                    default:
                        console.error('Bad rotation value.');
                        break
                    }
                    _pdfjsLib.CustomStyle.setProp('transform', textLayerDiv, 'rotate(' + textAbsRotation + 'deg) ' + 'scale(' + scale + ', ' + scale + ') ' + 'translate(' + transX + ', ' + transY + ')');
                    _pdfjsLib.CustomStyle.setProp('transformOrigin', textLayerDiv, '0% 0%')
                }
                if (redrawAnnotations && this.annotationLayer) {
                    this.annotationLayer.render(this.viewport, 'display')
                }
            }
        },
        {
            key: 'getPagePoint',
            value: function getPagePoint(x, y) {
                return this.viewport.convertToPdfPoint(x, y)
            }
        },
        {
            key: 'draw',
            value: function draw() {
                var _this = this;
                if (this.renderingState !== _pdf_rendering_queue.RenderingStates.INITIAL) {
                    console.error('Must be in new state before drawing');
                    this.reset()
                }
                if (!this.pdfPage) {
                    this.renderingState = _pdf_rendering_queue.RenderingStates.FINISHED;
                    return Promise.reject(new Error('Page is not loaded'))
                }
                this.renderingState = _pdf_rendering_queue.RenderingStates.RUNNING;
                var pdfPage = this.pdfPage;
                var div = this.div;
                var canvasWrapper = document.createElement('div');
                canvasWrapper.style.width = div.style.width;
                canvasWrapper.style.height = div.style.height;
                canvasWrapper.classList.add('canvasWrapper');
                if (this.annotationLayer && this.annotationLayer.div) {
                    div.insertBefore(canvasWrapper, this.annotationLayer.div)
                } else {
                    div.appendChild(canvasWrapper)
                }
                var textLayer = null;
                if (this.textLayerFactory) {
                    var textLayerDiv = document.createElement('div');
                    textLayerDiv.className = 'textLayer';
                    textLayerDiv.style.width = canvasWrapper.style.width;
                    textLayerDiv.style.height = canvasWrapper.style.height;
                    if (this.annotationLayer && this.annotationLayer.div) {
                        div.insertBefore(textLayerDiv, this.annotationLayer.div)
                    } else {
                        div.appendChild(textLayerDiv)
                    }
                    textLayer = this.textLayerFactory.createTextLayerBuilder(textLayerDiv, this.id - 1, this.viewport, this.enhanceTextSelection)
                }
                this.textLayer = textLayer;
                var renderContinueCallback = null;
                if (this.renderingQueue) {
                    renderContinueCallback = function renderContinueCallback(cont) {
                        if (!_this.renderingQueue.isHighestPriority(_this)) {
                            _this.renderingState = _pdf_rendering_queue.RenderingStates.PAUSED;
                            _this.resume = function() {
                                _this.renderingState = _pdf_rendering_queue.RenderingStates.RUNNING;
                                cont()
                            };
                            return
                        }
                        cont()
                    }
                }
                var finishPaintTask = function finishPaintTask(error) {
                    if (paintTask === _this.paintTask) {
                        _this.paintTask = null
                    }
                    if (error === 'cancelled' || error instanceof _pdfjsLib.RenderingCancelledException) {
                        _this.error = null;
                        return Promise.resolve(undefined)
                    }
                    _this.renderingState = _pdf_rendering_queue.RenderingStates.FINISHED;
                    if (_this.loadingIconDiv) {
                        div.removeChild(_this.loadingIconDiv);
                        delete _this.loadingIconDiv
                    }
                    _this._resetZoomLayer(true);
                    _this.error = error;
                    _this.stats = pdfPage.stats;
                    if (_this.onAfterDraw) {
                        _this.onAfterDraw()
                    }
                    _this.eventBus.dispatch('pagerendered', {
                        source: _this,
                        pageNumber: _this.id,
                        cssTransform: false
                    });
                    if (error) {
                        return Promise.reject(error)
                    }
                    return Promise.resolve(undefined)
                };
                var paintTask = this.renderer === _ui_utils.RendererType.SVG ? this.paintOnSvg(canvasWrapper) : this.paintOnCanvas(canvasWrapper);
                paintTask.onRenderContinue = renderContinueCallback;
                this.paintTask = paintTask;
                var resultPromise = paintTask.promise.then(function() {
                    return finishPaintTask(null).then(function() {
                        if (textLayer) {
                            var readableStream = pdfPage.streamTextContent({
                                normalizeWhitespace: true
                            });
                            textLayer.setTextContentStream(readableStream);
                            textLayer.render()
                        }
                    })
                },
                function(reason) {
                    return finishPaintTask(reason)
                });
                if (this.annotationLayerFactory) {
                    if (!this.annotationLayer) {
                        this.annotationLayer = this.annotationLayerFactory.createAnnotationLayerBuilder(div, pdfPage, this.renderInteractiveForms, this.l10n)
                    }
                    this.annotationLayer.render(this.viewport, 'display')
                }
                div.setAttribute('data-loaded', true);
                if (this.onBeforeDraw) {
                    this.onBeforeDraw()
                }
                return resultPromise
            }
        },
        {
            key: 'paintOnCanvas',
            value: function paintOnCanvas(canvasWrapper) {
                var renderCapability = (0, _pdfjsLib.createPromiseCapability)();
                var result = {
                    promise: renderCapability.promise,
                    onRenderContinue: function onRenderContinue(cont) {
                        cont()
                    },
                    cancel: function cancel() {
                        renderTask.cancel()
                    }
                };
                var viewport = this.viewport;
                var canvas = document.createElement('canvas');
                canvas.id = this.renderingId;
                canvas.setAttribute('hidden', 'hidden');
                var isCanvasHidden = true;
                var showCanvas = function showCanvas() {
                    if (isCanvasHidden) {
                        canvas.removeAttribute('hidden');
                        isCanvasHidden = false
                    }
                };
                canvasWrapper.appendChild(canvas);
                this.canvas = canvas;
                canvas.mozOpaque = true;
                var ctx = canvas.getContext('2d', {
                    alpha: false
                });
                var outputScale = (0, _ui_utils.getOutputScale)(ctx);
                this.outputScale = outputScale;
                if (_pdfjsLib.PDFJS.useOnlyCssZoom) {
                    var actualSizeViewport = viewport.clone({
                        scale: _ui_utils.CSS_UNITS
                    });
                    outputScale.sx *= actualSizeViewport.width / viewport.width;
                    outputScale.sy *= actualSizeViewport.height / viewport.height;
                    outputScale.scaled = true
                }
                if (_pdfjsLib.PDFJS.maxCanvasPixels > 0) {
                    var pixelsInViewport = viewport.width * viewport.height;
                    var maxScale = Math.sqrt(_pdfjsLib.PDFJS.maxCanvasPixels / pixelsInViewport);
                    if (outputScale.sx > maxScale || outputScale.sy > maxScale) {
                        outputScale.sx = maxScale;
                        outputScale.sy = maxScale;
                        outputScale.scaled = true;
                        this.hasRestrictedScaling = true
                    } else {
                        this.hasRestrictedScaling = false
                    }
                }
                var sfx = (0, _ui_utils.approximateFraction)(outputScale.sx);
                var sfy = (0, _ui_utils.approximateFraction)(outputScale.sy);
                canvas.width = (0, _ui_utils.roundToDivide)(viewport.width * outputScale.sx, sfx[0]);
                canvas.height = (0, _ui_utils.roundToDivide)(viewport.height * outputScale.sy, sfy[0]);
                canvas.style.width = (0, _ui_utils.roundToDivide)(viewport.width, sfx[1]) + 'px';
                canvas.style.height = (0, _ui_utils.roundToDivide)(viewport.height, sfy[1]) + 'px';
                this.paintedViewportMap.set(canvas, viewport);
                var transform = !outputScale.scaled ? null: [outputScale.sx, 0, 0, outputScale.sy, 0, 0];
                var renderContext = {
                    canvasContext: ctx,
                    transform: transform,
                    viewport: this.viewport,
                    renderInteractiveForms: this.renderInteractiveForms
                };
                var renderTask = this.pdfPage.render(renderContext);
                renderTask.onContinue = function(cont) {
                    showCanvas();
                    if (result.onRenderContinue) {
                        result.onRenderContinue(cont)
                    } else {
                        cont()
                    }
                };
                renderTask.promise.then(function() {
                    showCanvas();
                    renderCapability.resolve(undefined)
                },
                function(error) {
                    showCanvas();
                    renderCapability.reject(error)
                });
                return result
            }
        },
        {
            key: 'paintOnSvg',
            value: function paintOnSvg(wrapper) {
                var _this2 = this;
                var cancelled = false;
                var ensureNotCancelled = function ensureNotCancelled() {
                    if (cancelled) {
                        if (_pdfjsLib.PDFJS.pdfjsNext) {
                            throw new _pdfjsLib.RenderingCancelledException('Rendering cancelled, page ' + _this2.id, 'svg');
                        } else {
                            throw 'cancelled';
                        }
                    }
                };
                var pdfPage = this.pdfPage;
                var actualSizeViewport = this.viewport.clone({
                    scale: _ui_utils.CSS_UNITS
                });
                var promise = pdfPage.getOperatorList().then(function(opList) {
                    ensureNotCancelled();
                    var svgGfx = new _pdfjsLib.SVGGraphics(pdfPage.commonObjs, pdfPage.objs);
                    return svgGfx.getSVG(opList, actualSizeViewport).then(function(svg) {
                        ensureNotCancelled();
                        _this2.svg = svg;
                        _this2.paintedViewportMap.set(svg, actualSizeViewport);
                        svg.style.width = wrapper.style.width;
                        svg.style.height = wrapper.style.height;
                        _this2.renderingState = _pdf_rendering_queue.RenderingStates.FINISHED;
                        wrapper.appendChild(svg)
                    })
                });
                return {
                    promise: promise,
                    onRenderContinue: function onRenderContinue(cont) {
                        cont()
                    },
                    cancel: function cancel() {
                        cancelled = true
                    }
                }
            }
        },
        {
            key: 'setPageLabel',
            value: function setPageLabel(label) {
                this.pageLabel = typeof label === 'string' ? label: null;
                if (this.pageLabel !== null) {
                    this.div.setAttribute('data-page-label', this.pageLabel)
                } else {
                    this.div.removeAttribute('data-page-label')
                }
            }
        },
        {
            key: 'width',
            get: function get() {
                return this.viewport.width
            }
        },
        {
            key: 'height',
            get: function get() {
                return this.viewport.height
            }
        }]);
        return PDFPageView
    } ();
    exports.PDFPageView = PDFPageView
}), (function(module, exports, __webpack_require__) {
    "use strict";
    Object.defineProperty(exports, "__esModule", {
        value: true
    });
    exports.PDFPresentationMode = undefined;
    var _createClass = function() {
        function defineProperties(target, props) {
            for (var i = 0; i < props.length; i++) {
                var descriptor = props[i];
                descriptor.enumerable = descriptor.enumerable || false;
                descriptor.configurable = true;
                if ("value" in descriptor) descriptor.writable = true;
                Object.defineProperty(target, descriptor.key, descriptor)
            }
        }
        return function(Constructor, protoProps, staticProps) {
            if (protoProps) defineProperties(Constructor.prototype, protoProps);
            if (staticProps) defineProperties(Constructor, staticProps);
            return Constructor
        }
    } ();
    var _ui_utils = __webpack_require__(0);
    function _classCallCheck(instance, Constructor) {
        if (! (instance instanceof Constructor)) {
            throw new TypeError("Cannot call a class as a function");
        }
    }
    var DELAY_BEFORE_RESETTING_SWITCH_IN_PROGRESS = 1500;
    var DELAY_BEFORE_HIDING_CONTROLS = 3000;
    var ACTIVE_SELECTOR = 'pdfPresentationMode';
    var CONTROLS_SELECTOR = 'pdfPresentationModeControls';
    var MOUSE_SCROLL_COOLDOWN_TIME = 50;
    var PAGE_SWITCH_THRESHOLD = 0.1;
    var SWIPE_MIN_DISTANCE_THRESHOLD = 50;
    var SWIPE_ANGLE_THRESHOLD = Math.PI / 6;
    var PDFPresentationMode = function() {
        function PDFPresentationMode(_ref) {
            var _this = this;
            var container = _ref.container,
            _ref$viewer = _ref.viewer,
            viewer = _ref$viewer === undefined ? null: _ref$viewer,
            pdfViewer = _ref.pdfViewer,
            eventBus = _ref.eventBus,
            _ref$contextMenuItems = _ref.contextMenuItems,
            contextMenuItems = _ref$contextMenuItems === undefined ? null: _ref$contextMenuItems;
            _classCallCheck(this, PDFPresentationMode);
            this.container = container;
            this.viewer = viewer || container.firstElementChild;
            this.pdfViewer = pdfViewer;
            this.eventBus = eventBus;
            this.active = false;
            this.args = null;
            this.contextMenuOpen = false;
            this.mouseScrollTimeStamp = 0;
            this.mouseScrollDelta = 0;
            this.touchSwipeState = null;
            if (contextMenuItems) {
                contextMenuItems.contextFirstPage.addEventListener('click',
                function() {
                    _this.contextMenuOpen = false;
                    _this.eventBus.dispatch('firstpage')
                });
                contextMenuItems.contextLastPage.addEventListener('click',
                function() {
                    _this.contextMenuOpen = false;
                    _this.eventBus.dispatch('lastpage')
                });
                contextMenuItems.contextPageRotateCw.addEventListener('click',
                function() {
                    _this.contextMenuOpen = false;
                    _this.eventBus.dispatch('rotatecw')
                });
                contextMenuItems.contextPageRotateCcw.addEventListener('click',
                function() {
                    _this.contextMenuOpen = false;
                    _this.eventBus.dispatch('rotateccw')
                })
            }
        }
        _createClass(PDFPresentationMode, [{
            key: 'request',
            value: function request() {
                if (this.switchInProgress || this.active || !this.viewer.hasChildNodes()) {
                    return false
                }
                this._addFullscreenChangeListeners();
                this._setSwitchInProgress();
                this._notifyStateChange();
                if (this.container.requestFullscreen) {
                    this.container.requestFullscreen()
                } else if (this.container.mozRequestFullScreen) {
                    this.container.mozRequestFullScreen()
                } else if (this.container.webkitRequestFullscreen) {
                    this.container.webkitRequestFullscreen(Element.ALLOW_KEYBOARD_INPUT)
                } else if (this.container.msRequestFullscreen) {
                    this.container.msRequestFullscreen()
                } else {
                    return false
                }
                this.args = {
                    page: this.pdfViewer.currentPageNumber,
                    previousScale: this.pdfViewer.currentScaleValue
                };
                return true
            }
        },
        {
            key: '_mouseWheel',
            value: function _mouseWheel(evt) {
                if (!this.active) {
                    return
                }
                evt.preventDefault();
                var delta = (0, _ui_utils.normalizeWheelEventDelta)(evt);
                var currentTime = new Date().getTime();
                var storedTime = this.mouseScrollTimeStamp;
                if (currentTime > storedTime && currentTime - storedTime < MOUSE_SCROLL_COOLDOWN_TIME) {
                    return
                }
                if (this.mouseScrollDelta > 0 && delta < 0 || this.mouseScrollDelta < 0 && delta > 0) {
                    this._resetMouseScrollState()
                }
                this.mouseScrollDelta += delta;
                if (Math.abs(this.mouseScrollDelta) >= PAGE_SWITCH_THRESHOLD) {
                    var totalDelta = this.mouseScrollDelta;
                    this._resetMouseScrollState();
                    var success = totalDelta > 0 ? this._goToPreviousPage() : this._goToNextPage();
                    if (success) {
                        this.mouseScrollTimeStamp = currentTime
                    }
                }
            }
        },
        {
            key: '_goToPreviousPage',
            value: function _goToPreviousPage() {
                var page = this.pdfViewer.currentPageNumber;
                if (page <= 1) {
                    return false
                }
                this.pdfViewer.currentPageNumber = page - 1;
                return true
            }
        },
        {
            key: '_goToNextPage',
            value: function _goToNextPage() {
                var page = this.pdfViewer.currentPageNumber;
                if (page >= this.pdfViewer.pagesCount) {
                    return false
                }
                this.pdfViewer.currentPageNumber = page + 1;
                return true
            }
        },
        {
            key: '_notifyStateChange',
            value: function _notifyStateChange() {
                this.eventBus.dispatch('presentationmodechanged', {
                    source: this,
                    active: this.active,
                    switchInProgress: !!this.switchInProgress
                })
            }
        },
        {
            key: '_setSwitchInProgress',
            value: function _setSwitchInProgress() {
                var _this2 = this;
                if (this.switchInProgress) {
                    clearTimeout(this.switchInProgress)
                }
                this.switchInProgress = setTimeout(function() {
                    _this2._removeFullscreenChangeListeners();
                    delete _this2.switchInProgress;
                    _this2._notifyStateChange()
                },
                DELAY_BEFORE_RESETTING_SWITCH_IN_PROGRESS)
            }
        },
        {
            key: '_resetSwitchInProgress',
            value: function _resetSwitchInProgress() {
                if (this.switchInProgress) {
                    clearTimeout(this.switchInProgress);
                    delete this.switchInProgress
                }
            }
        },
        {
            key: '_enter',
            value: function _enter() {
                var _this3 = this;
                this.active = true;
                this._resetSwitchInProgress();
                this._notifyStateChange();
                this.container.classList.add(ACTIVE_SELECTOR);
                setTimeout(function() {
                    _this3.pdfViewer.currentPageNumber = _this3.args.page;
                    _this3.pdfViewer.currentScaleValue = 'page-fit'
                },
                0);
                this._addWindowListeners();
                this._showControls();
                this.contextMenuOpen = false;
                this.container.setAttribute('contextmenu', 'viewerContextMenu');
                window.getSelection().removeAllRanges()
            }
        },
        {
            key: '_exit',
            value: function _exit() {
                var _this4 = this;
                var page = this.pdfViewer.currentPageNumber;
                this.container.classList.remove(ACTIVE_SELECTOR);
                setTimeout(function() {
                    _this4.active = false;
                    _this4._removeFullscreenChangeListeners();
                    _this4._notifyStateChange();
                    _this4.pdfViewer.currentScaleValue = _this4.args.previousScale;
                    _this4.pdfViewer.currentPageNumber = page;
                    _this4.args = null
                },
                0);
                this._removeWindowListeners();
                this._hideControls();
                this._resetMouseScrollState();
                this.container.removeAttribute('contextmenu');
                this.contextMenuOpen = false
            }
        },
        {
            key: '_mouseDown',
            value: function _mouseDown(evt) {
                if (this.contextMenuOpen) {
                    this.contextMenuOpen = false;
                    evt.preventDefault();
                    return
                }
                if (evt.button === 0) {
                    var isInternalLink = evt.target.href && evt.target.classList.contains('internalLink');
                    if (!isInternalLink) {
                        evt.preventDefault();
                        if (evt.shiftKey) {
                            this._goToPreviousPage()
                        } else {
                            this._goToNextPage()
                        }
                    }
                }
            }
        },
        {
            key: '_contextMenu',
            value: function _contextMenu() {
                this.contextMenuOpen = true
            }
        },
        {
            key: '_showControls',
            value: function _showControls() {
                var _this5 = this;
                if (this.controlsTimeout) {
                    clearTimeout(this.controlsTimeout)
                } else {
                    this.container.classList.add(CONTROLS_SELECTOR)
                }
                this.controlsTimeout = setTimeout(function() {
                    _this5.container.classList.remove(CONTROLS_SELECTOR);
                    delete _this5.controlsTimeout
                },
                DELAY_BEFORE_HIDING_CONTROLS)
            }
        },
        {
            key: '_hideControls',
            value: function _hideControls() {
                if (!this.controlsTimeout) {
                    return
                }
                clearTimeout(this.controlsTimeout);
                this.container.classList.remove(CONTROLS_SELECTOR);
                delete this.controlsTimeout
            }
        },
        {
            key: '_resetMouseScrollState',
            value: function _resetMouseScrollState() {
                this.mouseScrollTimeStamp = 0;
                this.mouseScrollDelta = 0
            }
        },
        {
            key: '_touchSwipe',
            value: function _touchSwipe(evt) {
                if (!this.active) {
                    return
                }
                if (evt.touches.length > 1) {
                    this.touchSwipeState = null;
                    return
                }
                switch (evt.type) {
                case 'touchstart':
                    this.touchSwipeState = {
                        startX: evt.touches[0].pageX,
                        startY: evt.touches[0].pageY,
                        endX: evt.touches[0].pageX,
                        endY: evt.touches[0].pageY
                    };
                    break;
                case 'touchmove':
                    if (this.touchSwipeState === null) {
                        return
                    }
                    this.touchSwipeState.endX = evt.touches[0].pageX;
                    this.touchSwipeState.endY = evt.touches[0].pageY;
                    evt.preventDefault();
                    break;
                case 'touchend':
                    if (this.touchSwipeState === null) {
                        return
                    }
                    var delta = 0;
                    var dx = this.touchSwipeState.endX - this.touchSwipeState.startX;
                    var dy = this.touchSwipeState.endY - this.touchSwipeState.startY;
                    var absAngle = Math.abs(Math.atan2(dy, dx));
                    if (Math.abs(dx) > SWIPE_MIN_DISTANCE_THRESHOLD && (absAngle <= SWIPE_ANGLE_THRESHOLD || absAngle >= Math.PI - SWIPE_ANGLE_THRESHOLD)) {
                        delta = dx
                    } else if (Math.abs(dy) > SWIPE_MIN_DISTANCE_THRESHOLD && Math.abs(absAngle - Math.PI / 2) <= SWIPE_ANGLE_THRESHOLD) {
                        delta = dy
                    }
                    if (delta > 0) {
                        this._goToPreviousPage()
                    } else if (delta < 0) {
                        this._goToNextPage()
                    }
                    break
                }
            }
        },
        {
            key: '_addWindowListeners',
            value: function _addWindowListeners() {
                this.showControlsBind = this._showControls.bind(this);
                this.mouseDownBind = this._mouseDown.bind(this);
                this.mouseWheelBind = this._mouseWheel.bind(this);
                this.resetMouseScrollStateBind = this._resetMouseScrollState.bind(this);
                this.contextMenuBind = this._contextMenu.bind(this);
                this.touchSwipeBind = this._touchSwipe.bind(this);
                window.addEventListener('mousemove', this.showControlsBind);
                window.addEventListener('mousedown', this.mouseDownBind);
                window.addEventListener('wheel', this.mouseWheelBind);
                window.addEventListener('keydown', this.resetMouseScrollStateBind);
                window.addEventListener('contextmenu', this.contextMenuBind);
                window.addEventListener('touchstart', this.touchSwipeBind);
                window.addEventListener('touchmove', this.touchSwipeBind);
                window.addEventListener('touchend', this.touchSwipeBind)
            }
        },
        {
            key: '_removeWindowListeners',
            value: function _removeWindowListeners() {
                window.removeEventListener('mousemove', this.showControlsBind);
                window.removeEventListener('mousedown', this.mouseDownBind);
                window.removeEventListener('wheel', this.mouseWheelBind);
                window.removeEventListener('keydown', this.resetMouseScrollStateBind);
                window.removeEventListener('contextmenu', this.contextMenuBind);
                window.removeEventListener('touchstart', this.touchSwipeBind);
                window.removeEventListener('touchmove', this.touchSwipeBind);
                window.removeEventListener('touchend', this.touchSwipeBind);
                delete this.showControlsBind;
                delete this.mouseDownBind;
                delete this.mouseWheelBind;
                delete this.resetMouseScrollStateBind;
                delete this.contextMenuBind;
                delete this.touchSwipeBind
            }
        },
        {
            key: '_fullscreenChange',
            value: function _fullscreenChange() {
                if (this.isFullscreen) {
                    this._enter()
                } else {
                    this._exit()
                }
            }
        },
        {
            key: '_addFullscreenChangeListeners',
            value: function _addFullscreenChangeListeners() {
                this.fullscreenChangeBind = this._fullscreenChange.bind(this);
                window.addEventListener('fullscreenchange', this.fullscreenChangeBind);
                window.addEventListener('mozfullscreenchange', this.fullscreenChangeBind);
                window.addEventListener('webkitfullscreenchange', this.fullscreenChangeBind);
                window.addEventListener('MSFullscreenChange', this.fullscreenChangeBind)
            }
        },
        {
            key: '_removeFullscreenChangeListeners',
            value: function _removeFullscreenChangeListeners() {
                window.removeEventListener('fullscreenchange', this.fullscreenChangeBind);
                window.removeEventListener('mozfullscreenchange', this.fullscreenChangeBind);
                window.removeEventListener('webkitfullscreenchange', this.fullscreenChangeBind);
                window.removeEventListener('MSFullscreenChange', this.fullscreenChangeBind);
                delete this.fullscreenChangeBind
            }
        },
        {
            key: 'isFullscreen',
            get: function get() {
                return !! (document.fullscreenElement || document.mozFullScreen || document.webkitIsFullScreen || document.msFullscreenElement)
            }
        }]);
        return PDFPresentationMode
    } ();
    exports.PDFPresentationMode = PDFPresentationMode
}), (function(module, exports, __webpack_require__) {
    "use strict";
    Object.defineProperty(exports, "__esModule", {
        value: true
    });
    exports.PDFSidebar = exports.SidebarView = undefined;
    var _createClass = function() {
        function defineProperties(target, props) {
            for (var i = 0; i < props.length; i++) {
                var descriptor = props[i];
                descriptor.enumerable = descriptor.enumerable || false;
                descriptor.configurable = true;
                if ("value" in descriptor) descriptor.writable = true;
                Object.defineProperty(target, descriptor.key, descriptor)
            }
        }
        return function(Constructor, protoProps, staticProps) {
            if (protoProps) defineProperties(Constructor.prototype, protoProps);
            if (staticProps) defineProperties(Constructor, staticProps);
            return Constructor
        }
    } ();
    var _ui_utils = __webpack_require__(0);
    var _pdf_rendering_queue = __webpack_require__(3);
    function _classCallCheck(instance, Constructor) {
        if (! (instance instanceof Constructor)) {
            throw new TypeError("Cannot call a class as a function");
        }
    }
    var UI_NOTIFICATION_CLASS = 'pdfSidebarNotification';
    var SidebarView = {
        NONE: 0,
        THUMBS: 1,
        OUTLINE: 2,
        ATTACHMENTS: 3
    };
    var PDFSidebar = function() {
        function PDFSidebar(options) {
            var l10n = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : _ui_utils.NullL10n;
            _classCallCheck(this, PDFSidebar);
            this.isOpen = false;
            this.active = SidebarView.THUMBS;
            this.isInitialViewSet = false;
            this.onToggled = null;
            this.pdfViewer = options.pdfViewer;
            this.pdfThumbnailViewer = options.pdfThumbnailViewer;
            this.pdfOutlineViewer = options.pdfOutlineViewer;
            this.mainContainer = options.mainContainer;
            this.outerContainer = options.outerContainer;
            this.eventBus = options.eventBus;
            this.toggleButton = options.toggleButton;
            this.thumbnailButton = options.thumbnailButton;
            this.outlineButton = options.outlineButton;
            this.attachmentsButton = options.attachmentsButton;
            this.thumbnailView = options.thumbnailView;
            this.outlineView = options.outlineView;
            this.attachmentsView = options.attachmentsView;
            this.disableNotification = options.disableNotification || false;
            this.l10n = l10n;
            this._addEventListeners()
        }
        _createClass(PDFSidebar, [{
            key: 'reset',
            value: function reset() {
                this.isInitialViewSet = false;
                this._hideUINotification(null);
                this.switchView(SidebarView.THUMBS);
                this.outlineButton.disabled = false;
                this.attachmentsButton.disabled = false
            }
        },
        {
            key: 'setInitialView',
            value: function setInitialView(view) {
                if (this.isInitialViewSet) {
                    return
                }
                this.isInitialViewSet = true;
                if (this.isOpen && view === SidebarView.NONE) {
                    this._dispatchEvent();
                    return
                }
                var isViewPreserved = view === this.visibleView;
                this.switchView(view, true);
                if (isViewPreserved) {
                    this._dispatchEvent()
                }
            }
        },
        {
            key: 'switchView',
            value: function switchView(view) {
                var forceOpen = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : false;
                if (view === SidebarView.NONE) {
                    this.close();
                    return
                }
                var isViewChanged = view !== this.active;
                var shouldForceRendering = false;
                switch (view) {
                case SidebarView.THUMBS:
                    this.thumbnailButton.classList.add('toggled');
                    this.outlineButton.classList.remove('toggled');
                    this.attachmentsButton.classList.remove('toggled');
                    this.thumbnailView.classList.remove('hidden');
                    this.outlineView.classList.add('hidden');
                    this.attachmentsView.classList.add('hidden');
                    if (this.isOpen && isViewChanged) {
                        this._updateThumbnailViewer();
                        shouldForceRendering = true
                    }
                    break;
                case SidebarView.OUTLINE:
                    if (this.outlineButton.disabled) {
                        return
                    }
                    this.thumbnailButton.classList.remove('toggled');
                    this.outlineButton.classList.add('toggled');
                    this.attachmentsButton.classList.remove('toggled');
                    this.thumbnailView.classList.add('hidden');
                    this.outlineView.classList.remove('hidden');
                    this.attachmentsView.classList.add('hidden');
                    break;
                case SidebarView.ATTACHMENTS:
                    if (this.attachmentsButton.disabled) {
                        return
                    }
                    this.thumbnailButton.classList.remove('toggled');
                    this.outlineButton.classList.remove('toggled');
                    this.attachmentsButton.classList.add('toggled');
                    this.thumbnailView.classList.add('hidden');
                    this.outlineView.classList.add('hidden');
                    this.attachmentsView.classList.remove('hidden');
                    break;
                default:
                    console.error('PDFSidebar_switchView: "' + view + '" is an unsupported value.');
                    return
                }
                this.active = view | 0;
                if (forceOpen && !this.isOpen) {
                    this.open();
                    return
                }
                if (shouldForceRendering) {
                    this._forceRendering()
                }
                if (isViewChanged) {
                    this._dispatchEvent()
                }
                this._hideUINotification(this.active)
            }
        },
        {
            key: 'open',
            value: function open() {
                if (this.isOpen) {
                    return
                }
                this.isOpen = true;
                this.toggleButton.classList.add('toggled');
                this.outerContainer.classList.add('sidebarMoving');
                this.outerContainer.classList.add('sidebarOpen');
                if (this.active === SidebarView.THUMBS) {
                    this._updateThumbnailViewer()
                }
                this._forceRendering();
                this._dispatchEvent();
                this._hideUINotification(this.active)
            }
        },
        {
            key: 'close',
            value: function close() {
                if (!this.isOpen) {
                    return
                }
                this.isOpen = false;
                this.toggleButton.classList.remove('toggled');
                this.outerContainer.classList.add('sidebarMoving');
                this.outerContainer.classList.remove('sidebarOpen');
                this._forceRendering();
                this._dispatchEvent()
            }
        },
        {
            key: 'toggle',
            value: function toggle() {
                if (this.isOpen) {
                    this.close()
                } else {
                    this.open()
                }
            }
        },
        {
            key: '_dispatchEvent',
            value: function _dispatchEvent() {
                this.eventBus.dispatch('sidebarviewchanged', {
                    source: this,
                    view: this.visibleView
                })
            }
        },
        {
            key: '_forceRendering',
            value: function _forceRendering() {
                if (this.onToggled) {
                    this.onToggled()
                } else {
                    this.pdfViewer.forceRendering();
                    this.pdfThumbnailViewer.forceRendering()
                }
            }
        },
        {
            key: '_updateThumbnailViewer',
            value: function _updateThumbnailViewer() {
                var pdfViewer = this.pdfViewer,
                pdfThumbnailViewer = this.pdfThumbnailViewer;
                var pagesCount = pdfViewer.pagesCount;
                for (var pageIndex = 0; pageIndex < pagesCount; pageIndex++) {
                    var pageView = pdfViewer.getPageView(pageIndex);
                    if (pageView && pageView.renderingState === _pdf_rendering_queue.RenderingStates.FINISHED) {
                        var thumbnailView = pdfThumbnailViewer.getThumbnail(pageIndex);
                        thumbnailView.setImage(pageView)
                    }
                }
                pdfThumbnailViewer.scrollThumbnailIntoView(pdfViewer.currentPageNumber)
            }
        },
        {
            key: '_showUINotification',
            value: function _showUINotification(view) {
                var _this = this;
                if (this.disableNotification) {
                    return
                }
                this.l10n.get('toggle_sidebar_notification.title', null, 'Toggle Sidebar (document contains outline/attachments)').then(function(msg) {
                    _this.toggleButton.title = msg
                });
                if (!this.isOpen) {
                    this.toggleButton.classList.add(UI_NOTIFICATION_CLASS)
                } else if (view === this.active) {
                    return
                }
                switch (view) {
                case SidebarView.OUTLINE:
                    this.outlineButton.classList.add(UI_NOTIFICATION_CLASS);
                    break;
                case SidebarView.ATTACHMENTS:
                    this.attachmentsButton.classList.add(UI_NOTIFICATION_CLASS);
                    break
                }
            }
        },
        {
            key: '_hideUINotification',
            value: function _hideUINotification(view) {
                var _this2 = this;
                if (this.disableNotification) {
                    return
                }
                var removeNotification = function removeNotification(view) {
                    switch (view) {
                    case SidebarView.OUTLINE:
                        _this2.outlineButton.classList.remove(UI_NOTIFICATION_CLASS);
                        break;
                    case SidebarView.ATTACHMENTS:
                        _this2.attachmentsButton.classList.remove(UI_NOTIFICATION_CLASS);
                        break
                    }
                };
                if (!this.isOpen && view !== null) {
                    return
                }
                this.toggleButton.classList.remove(UI_NOTIFICATION_CLASS);
                if (view !== null) {
                    removeNotification(view);
                    return
                }
                for (view in SidebarView) {
                    removeNotification(SidebarView[view])
                }
                this.l10n.get('toggle_sidebar.title', null, 'Toggle Sidebar').then(function(msg) {
                    _this2.toggleButton.title = msg
                })
            }
        },
        {
            key: '_addEventListeners',
            value: function _addEventListeners() {
                var _this3 = this;
                this.mainContainer.addEventListener('transitionend',
                function(evt) {
                    if (evt.target === _this3.mainContainer) {
                        _this3.outerContainer.classList.remove('sidebarMoving')
                    }
                });
                this.thumbnailButton.addEventListener('click',
                function() {
                    _this3.switchView(SidebarView.THUMBS)
                });
                this.outlineButton.addEventListener('click',
                function() {
                    _this3.switchView(SidebarView.OUTLINE)
                });
                this.outlineButton.addEventListener('dblclick',
                function() {
                    _this3.pdfOutlineViewer.toggleOutlineTree()
                });
                this.attachmentsButton.addEventListener('click',
                function() {
                    _this3.switchView(SidebarView.ATTACHMENTS)
                });
                this.eventBus.on('outlineloaded',
                function(evt) {
                    var outlineCount = evt.outlineCount;
                    _this3.outlineButton.disabled = !outlineCount;
                    if (outlineCount) {
                        _this3._showUINotification(SidebarView.OUTLINE)
                    } else if (_this3.active === SidebarView.OUTLINE) {
                        _this3.switchView(SidebarView.THUMBS)
                    }
                });
                this.eventBus.on('attachmentsloaded',
                function(evt) {
                    var attachmentsCount = evt.attachmentsCount;
                    _this3.attachmentsButton.disabled = !attachmentsCount;
                    if (attachmentsCount) {
                        _this3._showUINotification(SidebarView.ATTACHMENTS)
                    } else if (_this3.active === SidebarView.ATTACHMENTS) {
                        _this3.switchView(SidebarView.THUMBS)
                    }
                });
                this.eventBus.on('presentationmodechanged',
                function(evt) {
                    if (!evt.active && !evt.switchInProgress && _this3.isThumbnailViewVisible) {
                        _this3._updateThumbnailViewer()
                    }
                })
            }
        },
        {
            key: 'visibleView',
            get: function get() {
                return this.isOpen ? this.active: SidebarView.NONE
            }
        },
        {
            key: 'isThumbnailViewVisible',
            get: function get() {
                return this.isOpen && this.active === SidebarView.THUMBS
            }
        },
        {
            key: 'isOutlineViewVisible',
            get: function get() {
                return this.isOpen && this.active === SidebarView.OUTLINE
            }
        },
        {
            key: 'isAttachmentsViewVisible',
            get: function get() {
                return this.isOpen && this.active === SidebarView.ATTACHMENTS
            }
        }]);
        return PDFSidebar
    } ();
    exports.SidebarView = SidebarView;
    exports.PDFSidebar = PDFSidebar
}), (function(module, exports, __webpack_require__) {
    "use strict";
    Object.defineProperty(exports, "__esModule", {
        value: true
    });
    exports.PDFThumbnailView = undefined;
    var _createClass = function() {
        function defineProperties(target, props) {
            for (var i = 0; i < props.length; i++) {
                var descriptor = props[i];
                descriptor.enumerable = descriptor.enumerable || false;
                descriptor.configurable = true;
                if ("value" in descriptor) descriptor.writable = true;
                Object.defineProperty(target, descriptor.key, descriptor)
            }
        }
        return function(Constructor, protoProps, staticProps) {
            if (protoProps) defineProperties(Constructor.prototype, protoProps);
            if (staticProps) defineProperties(Constructor, staticProps);
            return Constructor
        }
    } ();
    var _pdfjsLib = __webpack_require__(1);
    var _ui_utils = __webpack_require__(0);
    var _pdf_rendering_queue = __webpack_require__(3);
    function _classCallCheck(instance, Constructor) {
        if (! (instance instanceof Constructor)) {
            throw new TypeError("Cannot call a class as a function");
        }
    }
    var MAX_NUM_SCALING_STEPS = 3;
    var THUMBNAIL_CANVAS_BORDER_WIDTH = 1;
    var THUMBNAIL_WIDTH = 98;
    var TempImageFactory = function TempImageFactoryClosure() {
        var tempCanvasCache = null;
        return {
            getCanvas: function getCanvas(width, height) {
                var tempCanvas = tempCanvasCache;
                if (!tempCanvas) {
                    tempCanvas = document.createElement('canvas');
                    tempCanvasCache = tempCanvas
                }
                tempCanvas.width = width;
                tempCanvas.height = height;
                tempCanvas.mozOpaque = true;
                var ctx = tempCanvas.getContext('2d', {
                    alpha: false
                });
                ctx.save();
                ctx.fillStyle = 'rgb(255, 255, 255)';
                ctx.fillRect(0, 0, width, height);
                ctx.restore();
                return tempCanvas
            },
            destroyCanvas: function destroyCanvas() {
                var tempCanvas = tempCanvasCache;
                if (tempCanvas) {
                    tempCanvas.width = 0;
                    tempCanvas.height = 0
                }
                tempCanvasCache = null
            }
        }
    } ();
    var PDFThumbnailView = function() {
        function PDFThumbnailView(_ref) {
            var container = _ref.container,
            id = _ref.id,
            defaultViewport = _ref.defaultViewport,
            linkService = _ref.linkService,
            renderingQueue = _ref.renderingQueue,
            _ref$disableCanvasToI = _ref.disableCanvasToImageConversion,
            disableCanvasToImageConversion = _ref$disableCanvasToI === undefined ? false: _ref$disableCanvasToI,
            _ref$l10n = _ref.l10n,
            l10n = _ref$l10n === undefined ? _ui_utils.NullL10n: _ref$l10n;
            _classCallCheck(this, PDFThumbnailView);
            this.id = id;
            this.renderingId = 'thumbnail' + id;
            this.pageLabel = null;
            this.pdfPage = null;
            this.rotation = 0;
            this.viewport = defaultViewport;
            this.pdfPageRotate = defaultViewport.rotation;
            this.linkService = linkService;
            this.renderingQueue = renderingQueue;
            this.renderTask = null;
            this.renderingState = _pdf_rendering_queue.RenderingStates.INITIAL;
            this.resume = null;
            this.disableCanvasToImageConversion = disableCanvasToImageConversion;
            this.pageWidth = this.viewport.width;
            this.pageHeight = this.viewport.height;
            this.pageRatio = this.pageWidth / this.pageHeight;
            this.canvasWidth = THUMBNAIL_WIDTH;
            this.canvasHeight = this.canvasWidth / this.pageRatio | 0;
            this.scale = this.canvasWidth / this.pageWidth;
            this.l10n = l10n;
            var anchor = document.createElement('a');
            anchor.href = linkService.getAnchorUrl('#page=' + id);
            this.l10n.get('thumb_page_title', {
                page: id
            },
            'Page {{page}}').then(function(msg) {
                anchor.title = msg
            });
            anchor.onclick = function() {
                linkService.page = id;
                return false
            };
            this.anchor = anchor;
            var div = document.createElement('div');
            div.className = 'thumbnail';
            div.setAttribute('data-page-number', this.id);
            this.div = div;
            if (id === 1) {
                div.classList.add('selected')
            }
            var ring = document.createElement('div');
            ring.className = 'thumbnailSelectionRing';
            var borderAdjustment = 2 * THUMBNAIL_CANVAS_BORDER_WIDTH;
            ring.style.width = this.canvasWidth + borderAdjustment + 'px';
            ring.style.height = this.canvasHeight + borderAdjustment + 'px';
            this.ring = ring;
            div.appendChild(ring);
            anchor.appendChild(div);
            container.appendChild(anchor)
        }
        _createClass(PDFThumbnailView, [{
            key: 'setPdfPage',
            value: function setPdfPage(pdfPage) {
                this.pdfPage = pdfPage;
                this.pdfPageRotate = pdfPage.rotate;
                var totalRotation = (this.rotation + this.pdfPageRotate) % 360;
                this.viewport = pdfPage.getViewport(1, totalRotation);
                this.reset()
            }
        },
        {
            key: 'reset',
            value: function reset() {
                this.cancelRendering();
                this.pageWidth = this.viewport.width;
                this.pageHeight = this.viewport.height;
                this.pageRatio = this.pageWidth / this.pageHeight;
                this.canvasHeight = this.canvasWidth / this.pageRatio | 0;
                this.scale = this.canvasWidth / this.pageWidth;
                this.div.removeAttribute('data-loaded');
                var ring = this.ring;
                var childNodes = ring.childNodes;
                for (var i = childNodes.length - 1; i >= 0; i--) {
                    ring.removeChild(childNodes[i])
                }
                var borderAdjustment = 2 * THUMBNAIL_CANVAS_BORDER_WIDTH;
                ring.style.width = this.canvasWidth + borderAdjustment + 'px';
                ring.style.height = this.canvasHeight + borderAdjustment + 'px';
                if (this.canvas) {
                    this.canvas.width = 0;
                    this.canvas.height = 0;
                    delete this.canvas
                }
                if (this.image) {
                    this.image.removeAttribute('src');
                    delete this.image
                }
            }
        },
        {
            key: 'update',
            value: function update(rotation) {
                if (typeof rotation !== 'undefined') {
                    this.rotation = rotation
                }
                var totalRotation = (this.rotation + this.pdfPageRotate) % 360;
                this.viewport = this.viewport.clone({
                    scale: 1,
                    rotation: totalRotation
                });
                this.reset()
            }
        },
        {
            key: 'cancelRendering',
            value: function cancelRendering() {
                if (this.renderTask) {
                    this.renderTask.cancel();
                    this.renderTask = null
                }
                this.renderingState = _pdf_rendering_queue.RenderingStates.INITIAL;
                this.resume = null
            }
        },
        {
            key: '_getPageDrawContext',
            value: function _getPageDrawContext() {
                var noCtxScale = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : false;
                var canvas = document.createElement('canvas');
                this.canvas = canvas;
                canvas.mozOpaque = true;
                var ctx = canvas.getContext('2d', {
                    alpha: false
                });
                var outputScale = (0, _ui_utils.getOutputScale)(ctx);
                canvas.width = this.canvasWidth * outputScale.sx | 0;
                canvas.height = this.canvasHeight * outputScale.sy | 0;
                canvas.style.width = this.canvasWidth + 'px';
                canvas.style.height = this.canvasHeight + 'px';
                if (!noCtxScale && outputScale.scaled) {
                    ctx.scale(outputScale.sx, outputScale.sy)
                }
                return ctx
            }
        },
        {
            key: '_convertCanvasToImage',
            value: function _convertCanvasToImage() {
                var _this = this;
                if (!this.canvas) {
                    return
                }
                if (this.renderingState !== _pdf_rendering_queue.RenderingStates.FINISHED) {
                    return
                }
                var id = this.renderingId;
                var className = 'thumbnailImage';
                if (this.disableCanvasToImageConversion) {
                    this.canvas.id = id;
                    this.canvas.className = className;
                    this.l10n.get('thumb_page_canvas', {
                        page: this.pageId
                    },
                    'Thumbnail of Page {{page}}').then(function(msg) {
                        _this.canvas.setAttribute('aria-label', msg)
                    });
                    this.div.setAttribute('data-loaded', true);
                    this.ring.appendChild(this.canvas);
                    return
                }
                var image = document.createElement('img');
                image.id = id;
                image.className = className;
                this.l10n.get('thumb_page_canvas', {
                    page: this.pageId
                },
                'Thumbnail of Page {{page}}').then(function(msg) {
                    image.setAttribute('aria-label', msg)
                });
                image.style.width = this.canvasWidth + 'px';
                image.style.height = this.canvasHeight + 'px';
                image.src = this.canvas.toDataURL();
                this.image = image;
                this.div.setAttribute('data-loaded', true);
                this.ring.appendChild(image);
                this.canvas.width = 0;
                this.canvas.height = 0;
                delete this.canvas
            }
        },
        {
            key: 'draw',
            value: function draw() {
                var _this2 = this;
                if (this.renderingState !== _pdf_rendering_queue.RenderingStates.INITIAL) {
                    console.error('Must be in new state before drawing');
                    return Promise.resolve(undefined)
                }
                this.renderingState = _pdf_rendering_queue.RenderingStates.RUNNING;
                var renderCapability = (0, _pdfjsLib.createPromiseCapability)();
                var finishRenderTask = function finishRenderTask(error) {
                    if (renderTask === _this2.renderTask) {
                        _this2.renderTask = null
                    }
                    if (error === 'cancelled' || error instanceof _pdfjsLib.RenderingCancelledException) {
                        renderCapability.resolve(undefined);
                        return
                    }
                    _this2.renderingState = _pdf_rendering_queue.RenderingStates.FINISHED;
                    _this2._convertCanvasToImage();
                    if (!error) {
                        renderCapability.resolve(undefined)
                    } else {
                        renderCapability.reject(error)
                    }
                };
                var ctx = this._getPageDrawContext();
                var drawViewport = this.viewport.clone({
                    scale: this.scale
                });
                var renderContinueCallback = function renderContinueCallback(cont) {
                    if (!_this2.renderingQueue.isHighestPriority(_this2)) {
                        _this2.renderingState = _pdf_rendering_queue.RenderingStates.PAUSED;
                        _this2.resume = function() {
                            _this2.renderingState = _pdf_rendering_queue.RenderingStates.RUNNING;
                            cont()
                        };
                        return
                    }
                    cont()
                };
                var renderContext = {
                    canvasContext: ctx,
                    viewport: drawViewport
                };
                var renderTask = this.renderTask = this.pdfPage.render(renderContext);
                renderTask.onContinue = renderContinueCallback;
                renderTask.promise.then(function() {
                    finishRenderTask(null)
                },
                function(error) {
                    finishRenderTask(error)
                });
                return renderCapability.promise
            }
        },
        {
            key: 'setImage',
            value: function setImage(pageView) {
                if (this.renderingState !== _pdf_rendering_queue.RenderingStates.INITIAL) {
                    return
                }
                var img = pageView.canvas;
                if (!img) {
                    return
                }
                if (!this.pdfPage) {
                    this.setPdfPage(pageView.pdfPage)
                }
                this.renderingState = _pdf_rendering_queue.RenderingStates.FINISHED;
                var ctx = this._getPageDrawContext(true);
                var canvas = ctx.canvas;
                if (img.width <= 2 * canvas.width) {
                    ctx.drawImage(img, 0, 0, img.width, img.height, 0, 0, canvas.width, canvas.height);
                    this._convertCanvasToImage();
                    return
                }
                var reducedWidth = canvas.width << MAX_NUM_SCALING_STEPS;
                var reducedHeight = canvas.height << MAX_NUM_SCALING_STEPS;
                var reducedImage = TempImageFactory.getCanvas(reducedWidth, reducedHeight);
                var reducedImageCtx = reducedImage.getContext('2d');
                while (reducedWidth > img.width || reducedHeight > img.height) {
                    reducedWidth >>= 1;
                    reducedHeight >>= 1
                }
                reducedImageCtx.drawImage(img, 0, 0, img.width, img.height, 0, 0, reducedWidth, reducedHeight);
                while (reducedWidth > 2 * canvas.width) {
                    reducedImageCtx.drawImage(reducedImage, 0, 0, reducedWidth, reducedHeight, 0, 0, reducedWidth >> 1, reducedHeight >> 1);
                    reducedWidth >>= 1;
                    reducedHeight >>= 1
                }
                ctx.drawImage(reducedImage, 0, 0, reducedWidth, reducedHeight, 0, 0, canvas.width, canvas.height);
                this._convertCanvasToImage()
            }
        },
        {
            key: 'setPageLabel',
            value: function setPageLabel(label) {
                var _this3 = this;
                this.pageLabel = typeof label === 'string' ? label: null;
                this.l10n.get('thumb_page_title', {
                    page: this.pageId
                },
                'Page {{page}}').then(function(msg) {
                    _this3.anchor.title = msg
                });
                if (this.renderingState !== _pdf_rendering_queue.RenderingStates.FINISHED) {
                    return
                }
                this.l10n.get('thumb_page_canvas', {
                    page: this.pageId
                },
                'Thumbnail of Page {{page}}').then(function(ariaLabel) {
                    if (_this3.image) {
                        _this3.image.setAttribute('aria-label', ariaLabel)
                    } else if (_this3.disableCanvasToImageConversion && _this3.canvas) {
                        _this3.canvas.setAttribute('aria-label', ariaLabel)
                    }
                })
            }
        },
        {
            key: 'pageId',
            get: function get() {
                return this.pageLabel !== null ? this.pageLabel: this.id
            }
        }], [{
            key: 'cleanup',
            value: function cleanup() {
                TempImageFactory.destroyCanvas()
            }
        }]);
        return PDFThumbnailView
    } ();
    exports.PDFThumbnailView = PDFThumbnailView
}), (function(module, exports, __webpack_require__) {
    "use strict";
    Object.defineProperty(exports, "__esModule", {
        value: true
    });
    exports.PDFThumbnailViewer = undefined;
    var _createClass = function() {
        function defineProperties(target, props) {
            for (var i = 0; i < props.length; i++) {
                var descriptor = props[i];
                descriptor.enumerable = descriptor.enumerable || false;
                descriptor.configurable = true;
                if ("value" in descriptor) descriptor.writable = true;
                Object.defineProperty(target, descriptor.key, descriptor)
            }
        }
        return function(Constructor, protoProps, staticProps) {
            if (protoProps) defineProperties(Constructor.prototype, protoProps);
            if (staticProps) defineProperties(Constructor, staticProps);
            return Constructor
        }
    } ();
    var _ui_utils = __webpack_require__(0);
    var _pdf_thumbnail_view = __webpack_require__(25);
    function _classCallCheck(instance, Constructor) {
        if (! (instance instanceof Constructor)) {
            throw new TypeError("Cannot call a class as a function");
        }
    }
    var THUMBNAIL_SCROLL_MARGIN = -19;
    var PDFThumbnailViewer = function() {
        function PDFThumbnailViewer(_ref) {
            var container = _ref.container,
            linkService = _ref.linkService,
            renderingQueue = _ref.renderingQueue,
            _ref$l10n = _ref.l10n,
            l10n = _ref$l10n === undefined ? _ui_utils.NullL10n: _ref$l10n;
            _classCallCheck(this, PDFThumbnailViewer);
            this.container = container;
            this.linkService = linkService;
            this.renderingQueue = renderingQueue;
            this.l10n = l10n;
            this.scroll = (0, _ui_utils.watchScroll)(this.container, this._scrollUpdated.bind(this));
            this._resetView()
        }
        _createClass(PDFThumbnailViewer, [{
            key: '_scrollUpdated',
            value: function _scrollUpdated() {
                this.renderingQueue.renderHighestPriority()
            }
        },
        {
            key: 'getThumbnail',
            value: function getThumbnail(index) {
                return this._thumbnails[index]
            }
        },
        {
            key: '_getVisibleThumbs',
            value: function _getVisibleThumbs() {
                return (0, _ui_utils.getVisibleElements)(this.container, this._thumbnails)
            }
        },
        {
            key: 'scrollThumbnailIntoView',
            value: function scrollThumbnailIntoView(page) {
                var selected = document.querySelector('.thumbnail.selected');
                if (selected) {
                    selected.classList.remove('selected')
                }
                var thumbnail = document.querySelector('div.thumbnail[data-page-number="' + page + '"]');
                if (thumbnail) {
                    thumbnail.classList.add('selected')
                }
                var visibleThumbs = this._getVisibleThumbs();
                var numVisibleThumbs = visibleThumbs.views.length;
                if (numVisibleThumbs > 0) {
                    var first = visibleThumbs.first.id;
                    var last = numVisibleThumbs > 1 ? visibleThumbs.last.id: first;
                    if (page <= first || page >= last) { (0, _ui_utils.scrollIntoView)(thumbnail, {
                            top: THUMBNAIL_SCROLL_MARGIN
                        })
                    }
                }
            }
        },
        {
            key: 'cleanup',
            value: function cleanup() {
                _pdf_thumbnail_view.PDFThumbnailView.cleanup()
            }
        },
        {
            key: '_resetView',
            value: function _resetView() {
                this._thumbnails = [];
                this._pageLabels = null;
                this._pagesRotation = 0;
                this._pagesRequests = [];
                this.container.textContent = ''
            }
        },
        {
            key: 'setDocument',
            value: function setDocument(pdfDocument) {
                var _this = this;
                if (this.pdfDocument) {
                    this._cancelRendering();
                    this._resetView()
                }
                this.pdfDocument = pdfDocument;
                if (!pdfDocument) {
                    return
                }
                pdfDocument.getPage(1).then(function(firstPage) {
                    var pagesCount = pdfDocument.numPages;
                    var viewport = firstPage.getViewport(1.0);
                    for (var pageNum = 1; pageNum <= pagesCount; ++pageNum) {
                        var thumbnail = new _pdf_thumbnail_view.PDFThumbnailView({
                            container: _this.container,
                            id: pageNum,
                            defaultViewport: viewport.clone(),
                            linkService: _this.linkService,
                            renderingQueue: _this.renderingQueue,
                            disableCanvasToImageConversion: false,
                            l10n: _this.l10n
                        });
                        _this._thumbnails.push(thumbnail)
                    }
                }).
                catch(function(reason) {
                    console.error('Unable to initialize thumbnail viewer', reason)
                })
            }
        },
        {
            key: '_cancelRendering',
            value: function _cancelRendering() {
                for (var i = 0,
                ii = this._thumbnails.length; i < ii; i++) {
                    if (this._thumbnails[i]) {
                        this._thumbnails[i].cancelRendering()
                    }
                }
            }
        },
        {
            key: 'setPageLabels',
            value: function setPageLabels(labels) {
                if (!this.pdfDocument) {
                    return
                }
                if (!labels) {
                    this._pageLabels = null
                } else if (! (labels instanceof Array && this.pdfDocument.numPages === labels.length)) {
                    this._pageLabels = null;
                    console.error('PDFThumbnailViewer_setPageLabels: Invalid page labels.')
                } else {
                    this._pageLabels = labels
                }
                for (var i = 0,
                ii = this._thumbnails.length; i < ii; i++) {
                    var label = this._pageLabels && this._pageLabels[i];
                    this._thumbnails[i].setPageLabel(label)
                }
            }
        },
        {
            key: '_ensurePdfPageLoaded',
            value: function _ensurePdfPageLoaded(thumbView) {
                var _this2 = this;
                if (thumbView.pdfPage) {
                    return Promise.resolve(thumbView.pdfPage)
                }
                var pageNumber = thumbView.id;
                if (this._pagesRequests[pageNumber]) {
                    return this._pagesRequests[pageNumber]
                }
                var promise = this.pdfDocument.getPage(pageNumber).then(function(pdfPage) {
                    thumbView.setPdfPage(pdfPage);
                    _this2._pagesRequests[pageNumber] = null;
                    return pdfPage
                }).
                catch(function(reason) {
                    console.error('Unable to get page for thumb view', reason);
                    _this2._pagesRequests[pageNumber] = null
                });
                this._pagesRequests[pageNumber] = promise;
                return promise
            }
        },
        {
            key: 'forceRendering',
            value: function forceRendering() {
                var _this3 = this;
                var visibleThumbs = this._getVisibleThumbs();
                var thumbView = this.renderingQueue.getHighestPriority(visibleThumbs, this._thumbnails, this.scroll.down);
                if (thumbView) {
                    this._ensurePdfPageLoaded(thumbView).then(function() {
                        _this3.renderingQueue.renderView(thumbView)
                    });
                    return true
                }
                return false
            }
        },
        {
            key: 'pagesRotation',
            get: function get() {
                return this._pagesRotation
            },
            set: function set(rotation) {
                if (! (typeof rotation === 'number' && rotation % 90 === 0)) {
                    throw new Error('Invalid thumbnails rotation angle.');
                }
                if (!this.pdfDocument) {
                    return
                }
                this._pagesRotation = rotation;
                for (var i = 0,
                ii = this._thumbnails.length; i < ii; i++) {
                    this._thumbnails[i].update(rotation)
                }
            }
        }]);
        return PDFThumbnailViewer
    } ();
    exports.PDFThumbnailViewer = PDFThumbnailViewer
}), (function(module, exports, __webpack_require__) {
    "use strict";
    Object.defineProperty(exports, "__esModule", {
        value: true
    });
    exports.PDFViewer = exports.PresentationModeState = undefined;
    var _createClass = function() {
        function defineProperties(target, props) {
            for (var i = 0; i < props.length; i++) {
                var descriptor = props[i];
                descriptor.enumerable = descriptor.enumerable || false;
                descriptor.configurable = true;
                if ("value" in descriptor) descriptor.writable = true;
                Object.defineProperty(target, descriptor.key, descriptor)
            }
        }
        return function(Constructor, protoProps, staticProps) {
            if (protoProps) defineProperties(Constructor.prototype, protoProps);
            if (staticProps) defineProperties(Constructor, staticProps);
            return Constructor
        }
    } ();
    var _pdfjsLib = __webpack_require__(1);
    var _ui_utils = __webpack_require__(0);
    var _pdf_rendering_queue = __webpack_require__(3);
    var _annotation_layer_builder = __webpack_require__(11);
    var _dom_events = __webpack_require__(2);
    var _pdf_page_view = __webpack_require__(22);
    var _pdf_link_service = __webpack_require__(5);
    var _text_layer_builder = __webpack_require__(30);
    function _classCallCheck(instance, Constructor) {
        if (! (instance instanceof Constructor)) {
            throw new TypeError("Cannot call a class as a function");
        }
    }
    var PresentationModeState = {
        UNKNOWN: 0,
        NORMAL: 1,
        CHANGING: 2,
        FULLSCREEN: 3
    };
    var DEFAULT_CACHE_SIZE = 10;
    function PDFPageViewBuffer(size) {
        var data = [];
        this.push = function cachePush(view) {
            var i = data.indexOf(view);
            if (i >= 0) {
                data.splice(i, 1)
            }
            data.push(view);
            if (data.length > size) {
                data.shift().destroy()
            }
        };
        this.resize = function(newSize) {
            size = newSize;
            while (data.length > size) {
                data.shift().destroy()
            }
        }
    }
    function isSameScale(oldScale, newScale) {
        if (newScale === oldScale) {
            return true
        }
        if (Math.abs(newScale - oldScale) < 1e-15) {
            return true
        }
        return false
    }
    function isPortraitOrientation(size) {
        return size.width <= size.height
    }
    var PDFViewer = function() {
        function PDFViewer(options) {
            _classCallCheck(this, PDFViewer);
            this.container = options.container;
            this.viewer = options.viewer || options.container.firstElementChild;
            this.eventBus = options.eventBus || (0, _dom_events.getGlobalEventBus)();
            this.linkService = options.linkService || new _pdf_link_service.SimpleLinkService();
            this.downloadManager = options.downloadManager || null;
            this.removePageBorders = options.removePageBorders || false;
            this.enhanceTextSelection = options.enhanceTextSelection || false;
            this.renderInteractiveForms = options.renderInteractiveForms || false;
            this.enablePrintAutoRotate = options.enablePrintAutoRotate || false;
            this.renderer = options.renderer || _ui_utils.RendererType.CANVAS;
            this.l10n = options.l10n || _ui_utils.NullL10n;
            this.defaultRenderingQueue = !options.renderingQueue;
            if (this.defaultRenderingQueue) {
                this.renderingQueue = new _pdf_rendering_queue.PDFRenderingQueue();
                this.renderingQueue.setViewer(this)
            } else {
                this.renderingQueue = options.renderingQueue
            }
            this.scroll = (0, _ui_utils.watchScroll)(this.container, this._scrollUpdate.bind(this));
            this.presentationModeState = PresentationModeState.UNKNOWN;
            this._resetView();
            if (this.removePageBorders) {
                this.viewer.classList.add('removePageBorders')
            }
        }
        _createClass(PDFViewer, [{
            key: 'getPageView',
            value: function getPageView(index) {
                return this._pages[index]
            }
        },
        {
            key: '_setCurrentPageNumber',
            value: function _setCurrentPageNumber(val) {
                var resetCurrentPageView = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : false;
                if (this._currentPageNumber === val) {
                    if (resetCurrentPageView) {
                        this._resetCurrentPageView()
                    }
                    return
                }
                if (! (0 < val && val <= this.pagesCount)) {
                    console.error('PDFViewer._setCurrentPageNumber: "' + val + '" is out of bounds.');
                    return
                }
                var arg = {
                    source: this,
                    pageNumber: val,
                    pageLabel: this._pageLabels && this._pageLabels[val - 1]
                };
                this._currentPageNumber = val;
                this.eventBus.dispatch('pagechanging', arg);
                this.eventBus.dispatch('pagechange', arg);
                if (resetCurrentPageView) {
                    this._resetCurrentPageView()
                }
            }
        },
        {
            key: 'setDocument',
            value: function setDocument(pdfDocument) {
                var _this = this;
                if (this.pdfDocument) {
                    this._cancelRendering();
                    this._resetView()
                }
                this.pdfDocument = pdfDocument;
                if (!pdfDocument) {
                    return
                }
                var pagesCount = pdfDocument.numPages;
                var pagesCapability = (0, _pdfjsLib.createPromiseCapability)();
                this.pagesPromise = pagesCapability.promise;
                pagesCapability.promise.then(function() {
                    _this._pageViewsReady = true;
                    _this.eventBus.dispatch('pagesloaded', {
                        source: _this,
                        pagesCount: pagesCount
                    })
                });
                var isOnePageRenderedResolved = false;
                var onePageRenderedCapability = (0, _pdfjsLib.createPromiseCapability)();
                this.onePageRendered = onePageRenderedCapability.promise;
                var bindOnAfterAndBeforeDraw = function bindOnAfterAndBeforeDraw(pageView) {
                    pageView.onBeforeDraw = function() {
                        _this._buffer.push(pageView)
                    };
                    pageView.onAfterDraw = function() {
                        if (!isOnePageRenderedResolved) {
                            isOnePageRenderedResolved = true;
                            onePageRenderedCapability.resolve()
                        }
                    }
                };
                var firstPagePromise = pdfDocument.getPage(1);
                this.firstPagePromise = firstPagePromise;
                firstPagePromise.then(function(pdfPage) {
                    var scale = _this.currentScale;
                    var viewport = pdfPage.getViewport(scale * _ui_utils.CSS_UNITS);
                    for (var pageNum = 1; pageNum <= pagesCount; ++pageNum) {
                        var textLayerFactory = null;
                        if (!_pdfjsLib.PDFJS.disableTextLayer) {
                            textLayerFactory = _this
                        }
                        var pageView = new _pdf_page_view.PDFPageView({
                            container: _this.viewer,
                            eventBus: _this.eventBus,
                            id: pageNum,
                            scale: scale,
                            defaultViewport: viewport.clone(),
                            renderingQueue: _this.renderingQueue,
                            textLayerFactory: textLayerFactory,
                            annotationLayerFactory: _this,
                            enhanceTextSelection: _this.enhanceTextSelection,
                            renderInteractiveForms: _this.renderInteractiveForms,
                            renderer: _this.renderer,
                            l10n: _this.l10n
                        });
                        bindOnAfterAndBeforeDraw(pageView);
                        _this._pages.push(pageView)
                    }
                    onePageRenderedCapability.promise.then(function() {
                        if (_pdfjsLib.PDFJS.disableAutoFetch) {
                            pagesCapability.resolve();
                            return
                        }
                        var getPagesLeft = pagesCount;
                        var _loop = function _loop(_pageNum) {
                            pdfDocument.getPage(_pageNum).then(function(pdfPage) {
                                var pageView = _this._pages[_pageNum - 1];
                                if (!pageView.pdfPage) {
                                    pageView.setPdfPage(pdfPage)
                                }
                                _this.linkService.cachePageRef(_pageNum, pdfPage.ref);
                                if (--getPagesLeft === 0) {
                                    pagesCapability.resolve()
                                }
                            },
                            function(reason) {
                                console.error('Unable to get page ' + _pageNum + ' to initialize viewer', reason);
                                if (--getPagesLeft === 0) {
                                    pagesCapability.resolve()
                                }
                            })
                        };
                        for (var _pageNum = 1; _pageNum <= pagesCount; ++_pageNum) {
                            _loop(_pageNum)
                        }
                    });
                    _this.eventBus.dispatch('pagesinit', {
                        source: _this
                    });
                    if (_this.defaultRenderingQueue) {
                        _this.update()
                    }
                    if (_this.findController) {
                        _this.findController.resolveFirstPage()
                    }
                }).
                catch(function(reason) {
                    console.error('Unable to initialize viewer', reason)
                })
            }
        },
        {
            key: 'setPageLabels',
            value: function setPageLabels(labels) {
                if (!this.pdfDocument) {
                    return
                }
                if (!labels) {
                    this._pageLabels = null
                } else if (! (labels instanceof Array && this.pdfDocument.numPages === labels.length)) {
                    this._pageLabels = null;
                    console.error('PDFViewer.setPageLabels: Invalid page labels.')
                } else {
                    this._pageLabels = labels
                }
                for (var i = 0,
                ii = this._pages.length; i < ii; i++) {
                    var pageView = this._pages[i];
                    var label = this._pageLabels && this._pageLabels[i];
                    pageView.setPageLabel(label)
                }
            }
        },
        {
            key: '_resetView',
            value: function _resetView() {
                this._pages = [];
                this._currentPageNumber = 1;
                this._currentScale = _ui_utils.UNKNOWN_SCALE;
                this._currentScaleValue = null;
                this._pageLabels = null;
                this._buffer = new PDFPageViewBuffer(DEFAULT_CACHE_SIZE);
                this._location = null;
                this._pagesRotation = 0;
                this._pagesRequests = [];
                this._pageViewsReady = false;
                this.viewer.textContent = ''
            }
        },
        {
            key: '_scrollUpdate',
            value: function _scrollUpdate() {
                if (this.pagesCount === 0) {
                    return
                }
                this.update()
            }
        },
        {
            key: '_setScaleDispatchEvent',
            value: function _setScaleDispatchEvent(newScale, newValue) {
                var preset = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : false;
                var arg = {
                    source: this,
                    scale: newScale,
                    presetValue: preset ? newValue: undefined
                };
                this.eventBus.dispatch('scalechanging', arg);
                this.eventBus.dispatch('scalechange', arg)
            }
        },
        {
            key: '_setScaleUpdatePages',
            value: function _setScaleUpdatePages(newScale, newValue) {
                var noScroll = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : false;
                var preset = arguments.length > 3 && arguments[3] !== undefined ? arguments[3] : false;
                this._currentScaleValue = newValue.toString();
                if (isSameScale(this._currentScale, newScale)) {
                    if (preset) {
                        this._setScaleDispatchEvent(newScale, newValue, true)
                    }
                    return
                }
                for (var i = 0,
                ii = this._pages.length; i < ii; i++) {
                    this._pages[i].update(newScale)
                }
                this._currentScale = newScale;
                if (!noScroll) {
                    var page = this._currentPageNumber,
                    dest = void 0;
                    if (this._location && !_pdfjsLib.PDFJS.ignoreCurrentPositionOnZoom && !(this.isInPresentationMode || this.isChangingPresentationMode)) {
                        page = this._location.pageNumber;
                        dest = [null, {
                            name: 'XYZ'
                        },
                        this._location.left, this._location.top, null]
                    }
                    this.scrollPageIntoView({
                        pageNumber: page,
                        destArray: dest,
                        allowNegativeOffset: true
                    })
                }
                this._setScaleDispatchEvent(newScale, newValue, preset);
                if (this.defaultRenderingQueue) {
                    this.update()
                }
            }
        },
        {
            key: '_setScale',
            value: function _setScale(value) {
                var noScroll = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : false;
                var scale = parseFloat(value);
                if (scale > 0) {
                    this._setScaleUpdatePages(scale, value, noScroll, false)
                } else {
                    var currentPage = this._pages[this._currentPageNumber - 1];
                    if (!currentPage) {
                        return
                    }
                    var hPadding = this.isInPresentationMode || this.removePageBorders ? 0 : _ui_utils.SCROLLBAR_PADDING;
                    var vPadding = this.isInPresentationMode || this.removePageBorders ? 0 : _ui_utils.VERTICAL_PADDING;
                    var pageWidthScale = (this.container.clientWidth - hPadding) / currentPage.width * currentPage.scale;
                    var pageHeightScale = (this.container.clientHeight - vPadding) / currentPage.height * currentPage.scale;
                    switch (value) {
                    case 'page-actual':
                        scale = 1;
                        break;
                    case 'page-width':
                        scale = pageWidthScale;
                        break;
                    case 'page-height':
                        scale = pageHeightScale;
                        break;
                    case 'page-fit':
                        scale = Math.min(pageWidthScale, pageHeightScale);
                        break;
                    case 'auto':
                        var isLandscape = currentPage.width > currentPage.height;
                        var horizontalScale = isLandscape ? Math.min(pageHeightScale, pageWidthScale) : pageWidthScale;
                        scale = Math.min(_ui_utils.MAX_AUTO_SCALE, horizontalScale);
                        break;
                    default:
                        console.error('PDFViewer._setScale: "' + value + '" is an unknown zoom value.');
                        return
                    }
                    this._setScaleUpdatePages(scale, value, noScroll, true)
                }
            }
        },
        {
            key: '_resetCurrentPageView',
            value: function _resetCurrentPageView() {
                if (this.isInPresentationMode) {
                    this._setScale(this._currentScaleValue, true)
                }
                var pageView = this._pages[this._currentPageNumber - 1]; (0, _ui_utils.scrollIntoView)(pageView.div)
            }
        },
        {
            key: 'scrollPageIntoView',
            value: function scrollPageIntoView(params) {
                if (!this.pdfDocument) {
                    return
                }
                if (arguments.length > 1 || typeof params === 'number') {
                    console.warn('Call of scrollPageIntoView() with obsolete signature.');
                    var paramObj = {};
                    if (typeof params === 'number') {
                        paramObj.pageNumber = params
                    }
                    if (arguments[1] instanceof Array) {
                        paramObj.destArray = arguments[1]
                    }
                    params = paramObj
                }
                var pageNumber = params.pageNumber || 0;
                var dest = params.destArray || null;
                var allowNegativeOffset = params.allowNegativeOffset || false;
                if (this.isInPresentationMode || !dest) {
                    this._setCurrentPageNumber(pageNumber, true);
                    return
                }
                var pageView = this._pages[pageNumber - 1];
                if (!pageView) {
                    console.error('PDFViewer.scrollPageIntoView: Invalid "pageNumber" parameter.');
                    return
                }
                var x = 0,
                y = 0;
                var width = 0,
                height = 0,
                widthScale = void 0,
                heightScale = void 0;
                var changeOrientation = pageView.rotation % 180 === 0 ? false: true;
                var pageWidth = (changeOrientation ? pageView.height: pageView.width) / pageView.scale / _ui_utils.CSS_UNITS;
                var pageHeight = (changeOrientation ? pageView.width: pageView.height) / pageView.scale / _ui_utils.CSS_UNITS;
                var scale = 0;
                switch (dest[1].name) {
                case 'XYZ':
                    x = dest[2];
                    y = dest[3];
                    scale = dest[4];
                    x = x !== null ? x: 0;
                    y = y !== null ? y: pageHeight;
                    break;
                case 'Fit':
                case 'FitB':
                    scale = 'page-fit';
                    break;
                case 'FitH':
                case 'FitBH':
                    y = dest[2];
                    scale = 'page-width';
                    if (y === null && this._location) {
                        x = this._location.left;
                        y = this._location.top
                    }
                    break;
                case 'FitV':
                case 'FitBV':
                    x = dest[2];
                    width = pageWidth;
                    height = pageHeight;
                    scale = 'page-height';
                    break;
                case 'FitR':
                    x = dest[2];
                    y = dest[3];
                    width = dest[4] - x;
                    height = dest[5] - y;
                    var hPadding = this.removePageBorders ? 0 : _ui_utils.SCROLLBAR_PADDING;
                    var vPadding = this.removePageBorders ? 0 : _ui_utils.VERTICAL_PADDING;
                    widthScale = (this.container.clientWidth - hPadding) / width / _ui_utils.CSS_UNITS;
                    heightScale = (this.container.clientHeight - vPadding) / height / _ui_utils.CSS_UNITS;
                    scale = Math.min(Math.abs(widthScale), Math.abs(heightScale));
                    break;
                default:
                    console.error('PDFViewer.scrollPageIntoView: "' + dest[1].name + '" ' + 'is not a valid destination type.');
                    return
                }
                if (scale && scale !== this._currentScale) {
                    this.currentScaleValue = scale
                } else if (this._currentScale === _ui_utils.UNKNOWN_SCALE) {
                    this.currentScaleValue = _ui_utils.DEFAULT_SCALE_VALUE
                }
                if (scale === 'page-fit' && !dest[4]) { (0, _ui_utils.scrollIntoView)(pageView.div);
                    return
                }
                var boundingRect = [pageView.viewport.convertToViewportPoint(x, y), pageView.viewport.convertToViewportPoint(x + width, y + height)];
                var left = Math.min(boundingRect[0][0], boundingRect[1][0]);
                var top = Math.min(boundingRect[0][1], boundingRect[1][1]);
                if (!allowNegativeOffset) {
                    left = Math.max(left, 0);
                    top = Math.max(top, 0)
                } (0, _ui_utils.scrollIntoView)(pageView.div, {
                    left: left,
                    top: top
                })
            }
        },
        {
            key: '_updateLocation',
            value: function _updateLocation(firstPage) {
                var currentScale = this._currentScale;
                var currentScaleValue = this._currentScaleValue;
                var normalizedScaleValue = parseFloat(currentScaleValue) === currentScale ? Math.round(currentScale * 10000) / 100 : currentScaleValue;
                var pageNumber = firstPage.id;
                var pdfOpenParams = '#page=' + pageNumber;
                pdfOpenParams += '&zoom=' + normalizedScaleValue;
                var currentPageView = this._pages[pageNumber - 1];
                var container = this.container;
                var topLeft = currentPageView.getPagePoint(container.scrollLeft - firstPage.x, container.scrollTop - firstPage.y);
                var intLeft = Math.round(topLeft[0]);
                var intTop = Math.round(topLeft[1]);
                pdfOpenParams += ',' + intLeft + ',' + intTop;
                this._location = {
                    pageNumber: pageNumber,
                    scale: normalizedScaleValue,
                    top: intTop,
                    left: intLeft,
                    pdfOpenParams: pdfOpenParams
                }
            }
        },
        {
            key: 'update',
            value: function update() {
                var visible = this._getVisiblePages();
                var visiblePages = visible.views;
                if (visiblePages.length === 0) {
                    return
                }
                var suggestedCacheSize = Math.max(DEFAULT_CACHE_SIZE, 2 * visiblePages.length + 1);
                this._buffer.resize(suggestedCacheSize);
                this.renderingQueue.renderHighestPriority(visible);
                var currentId = this._currentPageNumber;
                var firstPage = visible.first;
                var stillFullyVisible = false;
                for (var i = 0,
                ii = visiblePages.length; i < ii; ++i) {
                    var page = visiblePages[i];
                    if (page.percent < 100) {
                        break
                    }
                    if (page.id === currentId) {
                        stillFullyVisible = true;
                        break
                    }
                }
                if (!stillFullyVisible) {
                    currentId = visiblePages[0].id
                }
                if (!this.isInPresentationMode) {
                    this._setCurrentPageNumber(currentId)
                }
                this._updateLocation(firstPage);
                this.eventBus.dispatch('updateviewarea', {
                    source: this,
                    location: this._location
                })
            }
        },
        {
            key: 'containsElement',
            value: function containsElement(element) {
                return this.container.contains(element)
            }
        },
        {
            key: 'focus',
            value: function focus() {
                this.container.focus()
            }
        },
        {
            key: '_getVisiblePages',
            value: function _getVisiblePages() {
                if (!this.isInPresentationMode) {
                    return (0, _ui_utils.getVisibleElements)(this.container, this._pages, true)
                }
                var visible = [];
                var currentPage = this._pages[this._currentPageNumber - 1];
                visible.push({
                    id: currentPage.id,
                    view: currentPage
                });
                return {
                    first: currentPage,
                    last: currentPage,
                    views: visible
                }
            }
        },
        {
            key: 'cleanup',
            value: function cleanup() {
                for (var i = 0,
                ii = this._pages.length; i < ii; i++) {
                    if (this._pages[i] && this._pages[i].renderingState !== _pdf_rendering_queue.RenderingStates.FINISHED) {
                        this._pages[i].reset()
                    }
                }
            }
        },
        {
            key: '_cancelRendering',
            value: function _cancelRendering() {
                for (var i = 0,
                ii = this._pages.length; i < ii; i++) {
                    if (this._pages[i]) {
                        this._pages[i].cancelRendering()
                    }
                }
            }
        },
        {
            key: '_ensurePdfPageLoaded',
            value: function _ensurePdfPageLoaded(pageView) {
                var _this2 = this;
                if (pageView.pdfPage) {
                    return Promise.resolve(pageView.pdfPage)
                }
                var pageNumber = pageView.id;
                if (this._pagesRequests[pageNumber]) {
                    return this._pagesRequests[pageNumber]
                }
                var promise = this.pdfDocument.getPage(pageNumber).then(function(pdfPage) {
                    if (!pageView.pdfPage) {
                        pageView.setPdfPage(pdfPage)
                    }
                    _this2._pagesRequests[pageNumber] = null;
                    return pdfPage
                }).
                catch(function(reason) {
                    console.error('Unable to get page for page view', reason);
                    _this2._pagesRequests[pageNumber] = null
                });
                this._pagesRequests[pageNumber] = promise;
                return promise
            }
        },
        {
            key: 'forceRendering',
            value: function forceRendering(currentlyVisiblePages) {
                var _this3 = this;
                var visiblePages = currentlyVisiblePages || this._getVisiblePages();
                var pageView = this.renderingQueue.getHighestPriority(visiblePages, this._pages, this.scroll.down);
                if (pageView) {
                    this._ensurePdfPageLoaded(pageView).then(function() {
                        _this3.renderingQueue.renderView(pageView)
                    });
                    return true
                }
                return false
            }
        },
        {
            key: 'getPageTextContent',
            value: function getPageTextContent(pageIndex) {
                return this.pdfDocument.getPage(pageIndex + 1).then(function(page) {
                    return page.getTextContent({
                        normalizeWhitespace: true
                    })
                })
            }
        },
        {
            key: 'createTextLayerBuilder',
            value: function createTextLayerBuilder(textLayerDiv, pageIndex, viewport) {
                var enhanceTextSelection = arguments.length > 3 && arguments[3] !== undefined ? arguments[3] : false;
                return new _text_layer_builder.TextLayerBuilder({
                    textLayerDiv: textLayerDiv,
                    eventBus: this.eventBus,
                    pageIndex: pageIndex,
                    viewport: viewport,
                    findController: this.isInPresentationMode ? null: this.findController,
                    enhanceTextSelection: this.isInPresentationMode ? false: enhanceTextSelection
                })
            }
        },
        {
            key: 'createAnnotationLayerBuilder',
            value: function createAnnotationLayerBuilder(pageDiv, pdfPage) {
                var renderInteractiveForms = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : false;
                var l10n = arguments.length > 3 && arguments[3] !== undefined ? arguments[3] : _ui_utils.NullL10n;
                return new _annotation_layer_builder.AnnotationLayerBuilder({
                    pageDiv: pageDiv,
                    pdfPage: pdfPage,
                    renderInteractiveForms: renderInteractiveForms,
                    linkService: this.linkService,
                    downloadManager: this.downloadManager,
                    l10n: l10n
                })
            }
        },
        {
            key: 'setFindController',
            value: function setFindController(findController) {
                this.findController = findController
            }
        },
        {
            key: 'getPagesOverview',
            value: function getPagesOverview() {
                var pagesOverview = this._pages.map(function(pageView) {
                    var viewport = pageView.pdfPage.getViewport(1);
                    return {
                        width: viewport.width,
                        height: viewport.height,
                        rotation: viewport.rotation
                    }
                });
                if (!this.enablePrintAutoRotate) {
                    return pagesOverview
                }
                var isFirstPagePortrait = isPortraitOrientation(pagesOverview[0]);
                return pagesOverview.map(function(size) {
                    if (isFirstPagePortrait === isPortraitOrientation(size)) {
                        return size
                    }
                    return {
                        width: size.height,
                        height: size.width,
                        rotation: (size.rotation + 90) % 360
                    }
                })
            }
        },
        {
            key: 'pagesCount',
            get: function get() {
                return this._pages.length
            }
        },
        {
            key: 'pageViewsReady',
            get: function get() {
                return this._pageViewsReady
            }
        },
        {
            key: 'currentPageNumber',
            get: function get() {
                return this._currentPageNumber
            },
            set: function set(val) {
                if ((val | 0) !== val) {
                    throw new Error('Invalid page number.');
                }
                if (!this.pdfDocument) {
                    return
                }
                this._setCurrentPageNumber(val, true)
            }
        },
        {
            key: 'currentPageLabel',
            get: function get() {
                return this._pageLabels && this._pageLabels[this._currentPageNumber - 1]
            },
            set: function set(val) {
                var pageNumber = val | 0;
                if (this._pageLabels) {
                    var i = this._pageLabels.indexOf(val);
                    if (i >= 0) {
                        pageNumber = i + 1
                    }
                }
                this.currentPageNumber = pageNumber
            }
        },
        {
            key: 'currentScale',
            get: function get() {
                return this._currentScale !== _ui_utils.UNKNOWN_SCALE ? this._currentScale: _ui_utils.DEFAULT_SCALE
            },
            set: function set(val) {
                if (isNaN(val)) {
                    throw new Error('Invalid numeric scale');
                }
                if (!this.pdfDocument) {
                    return
                }
                this._setScale(val, false)
            }
        },
        {
            key: 'currentScaleValue',
            get: function get() {
                return this._currentScaleValue
            },
            set: function set(val) {
                if (!this.pdfDocument) {
                    return
                }
                this._setScale(val, false)
            }
        },
        {
            key: 'pagesRotation',
            get: function get() {
                return this._pagesRotation
            },
            set: function set(rotation) {
                if (! (typeof rotation === 'number' && rotation % 90 === 0)) {
                    throw new Error('Invalid pages rotation angle.');
                }
                if (!this.pdfDocument) {
                    return
                }
                this._pagesRotation = rotation;
                for (var i = 0,
                ii = this._pages.length; i < ii; i++) {
                    var pageView = this._pages[i];
                    pageView.update(pageView.scale, rotation)
                }
                this._setScale(this._currentScaleValue, true);
                if (this.defaultRenderingQueue) {
                    this.update()
                }
            }
        },
        {
            key: 'isInPresentationMode',
            get: function get() {
                return this.presentationModeState === PresentationModeState.FULLSCREEN
            }
        },
        {
            key: 'isChangingPresentationMode',
            get: function get() {
                return this.presentationModeState === PresentationModeState.CHANGING
            }
        },
        {
            key: 'isHorizontalScrollbarEnabled',
            get: function get() {
                return this.isInPresentationMode ? false: this.container.scrollWidth > this.container.clientWidth
            }
        },
        {
            key: 'hasEqualPageSizes',
            get: function get() {
                var firstPageView = this._pages[0];
                for (var i = 1,
                ii = this._pages.length; i < ii; ++i) {
                    var pageView = this._pages[i];
                    if (pageView.width !== firstPageView.width || pageView.height !== firstPageView.height) {
                        return false
                    }
                }
                return true
            }
        }]);
        return PDFViewer
    } ();
    exports.PresentationModeState = PresentationModeState;
    exports.PDFViewer = PDFViewer
}), (function(module, exports, __webpack_require__) {
    "use strict";
    Object.defineProperty(exports, "__esModule", {
        value: true
    });
    exports.BasePreferences = undefined;
    var _typeof = typeof Symbol === "function" && typeof Symbol.iterator === "symbol" ?
    function(obj) {
        return typeof obj
    }: function(obj) {
        return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol": typeof obj
    };
    var _createClass = function() {
        function defineProperties(target, props) {
            for (var i = 0; i < props.length; i++) {
                var descriptor = props[i];
                descriptor.enumerable = descriptor.enumerable || false;
                descriptor.configurable = true;
                if ("value" in descriptor) descriptor.writable = true;
                Object.defineProperty(target, descriptor.key, descriptor)
            }
        }
        return function(Constructor, protoProps, staticProps) {
            if (protoProps) defineProperties(Constructor.prototype, protoProps);
            if (staticProps) defineProperties(Constructor, staticProps);
            return Constructor
        }
    } ();
    var _ui_utils = __webpack_require__(0);
    function _classCallCheck(instance, Constructor) {
        if (! (instance instanceof Constructor)) {
            throw new TypeError("Cannot call a class as a function");
        }
    }
    var defaultPreferences = null;
    function getDefaultPreferences() {
        if (!defaultPreferences) {
            defaultPreferences = Promise.resolve({
                "showPreviousViewOnLoad": true,
                "defaultZoomValue": "",
                "sidebarViewOnLoad": 0,
                "enableHandToolOnLoad": false,
                "cursorToolOnLoad": 0,
                "enableWebGL": false,
                "pdfBugEnabled": false,
                "disableRange": false,
                "disableStream": false,
                "disableAutoFetch": false,
                "disableFontFace": false,
                "disableTextLayer": false,
                "useOnlyCssZoom": false,
                "externalLinkTarget": 0,
                "enhanceTextSelection": false,
                "renderer": "canvas",
                "renderInteractiveForms": false,
                "enablePrintAutoRotate": false,
                "disablePageMode": false,
                "disablePageLabels": false
            })
        }
        return defaultPreferences
    }
    var BasePreferences = function() {
        function BasePreferences() {
            var _this = this;
            _classCallCheck(this, BasePreferences);
            if (this.constructor === BasePreferences) {
                throw new Error('Cannot initialize BasePreferences.');
            }
            this.prefs = null;
            this._initializedPromise = getDefaultPreferences().then(function(defaults) {
                Object.defineProperty(_this, 'defaults', {
                    value: Object.freeze(defaults),
                    writable: false,
                    enumerable: true,
                    configurable: false
                });
                _this.prefs = (0, _ui_utils.cloneObj)(defaults);
                return _this._readFromStorage(defaults)
            }).then(function(prefObj) {
                if (prefObj) {
                    _this.prefs = prefObj
                }
            })
        }
        _createClass(BasePreferences, [{
            key: "_writeToStorage",
            value: function _writeToStorage(prefObj) {
                return Promise.reject(new Error('Not implemented: _writeToStorage'))
            }
        },
        {
            key: "_readFromStorage",
            value: function _readFromStorage(prefObj) {
                return Promise.reject(new Error('Not implemented: _readFromStorage'))
            }
        },
        {
            key: "reset",
            value: function reset() {
                var _this2 = this;
                return this._initializedPromise.then(function() {
                    _this2.prefs = (0, _ui_utils.cloneObj)(_this2.defaults);
                    return _this2._writeToStorage(_this2.defaults)
                })
            }
        },
        {
            key: "reload",
            value: function reload() {
                var _this3 = this;
                return this._initializedPromise.then(function() {
                    return _this3._readFromStorage(_this3.defaults)
                }).then(function(prefObj) {
                    if (prefObj) {
                        _this3.prefs = prefObj
                    }
                })
            }
        },
        {
            key: "set",
            value: function set(name, value) {
                var _this4 = this;
                return this._initializedPromise.then(function() {
                    if (_this4.defaults[name] === undefined) {
                        throw new Error("Set preference: \"" + name + "\" is undefined.");
                    } else if (value === undefined) {
                        throw new Error('Set preference: no value is specified.');
                    }
                    var valueType = typeof value === "undefined" ? "undefined": _typeof(value);
                    var defaultType = _typeof(_this4.defaults[name]);
                    if (valueType !== defaultType) {
                        if (valueType === 'number' && defaultType === 'string') {
                            value = value.toString()
                        } else {
                            throw new Error("Set preference: \"" + value + "\" is a " + valueType + ", " + ("expected a " + defaultType + "."));
                        }
                    } else {
                        if (valueType === 'number' && (value | 0) !== value) {
                            throw new Error("Set preference: \"" + value + "\" must be an integer.");
                        }
                    }
                    _this4.prefs[name] = value;
                    return _this4._writeToStorage(_this4.prefs)
                })
            }
        },
        {
            key: "get",
            value: function get(name) {
                var _this5 = this;
                return this._initializedPromise.then(function() {
                    var defaultValue = _this5.defaults[name];
                    if (defaultValue === undefined) {
                        throw new Error("Get preference: \"" + name + "\" is undefined.");
                    } else {
                        var prefValue = _this5.prefs[name];
                        if (prefValue !== undefined) {
                            return prefValue
                        }
                    }
                    return defaultValue
                })
            }
        }]);
        return BasePreferences
    } ();
    exports.BasePreferences = BasePreferences
}), (function(module, exports, __webpack_require__) {
    "use strict";
    Object.defineProperty(exports, "__esModule", {
        value: true
    });
    exports.SecondaryToolbar = undefined;
    var _createClass = function() {
        function defineProperties(target, props) {
            for (var i = 0; i < props.length; i++) {
                var descriptor = props[i];
                descriptor.enumerable = descriptor.enumerable || false;
                descriptor.configurable = true;
                if ("value" in descriptor) descriptor.writable = true;
                Object.defineProperty(target, descriptor.key, descriptor)
            }
        }
        return function(Constructor, protoProps, staticProps) {
            if (protoProps) defineProperties(Constructor.prototype, protoProps);
            if (staticProps) defineProperties(Constructor, staticProps);
            return Constructor
        }
    } ();
    var _pdf_cursor_tools = __webpack_require__(6);
    var _ui_utils = __webpack_require__(0);
    function _classCallCheck(instance, Constructor) {
        if (! (instance instanceof Constructor)) {
            throw new TypeError("Cannot call a class as a function");
        }
    }
    var SecondaryToolbar = function() {
        function SecondaryToolbar(options, mainContainer, eventBus) {
            _classCallCheck(this, SecondaryToolbar);
            this.toolbar = options.toolbar;
            this.toggleButton = options.toggleButton;
            this.toolbarButtonContainer = options.toolbarButtonContainer;
            this.buttons = [{
                element: options.presentationModeButton,
                eventName: 'presentationmode',
                close: true
            },
            {
                element: options.openFileButton,
                eventName: 'openfile',
                close: true
            },
            {
                element: options.printButton,
                eventName: 'print',
                close: true
            },
            {
                element: options.downloadButton,
                eventName: 'download',
                close: true
            },
            {
                element: options.viewBookmarkButton,
                eventName: null,
                close: true
            },
            {
                element: options.firstPageButton,
                eventName: 'firstpage',
                close: true
            },
            {
                element: options.lastPageButton,
                eventName: 'lastpage',
                close: true
            },
            {
                element: options.pageRotateCwButton,
                eventName: 'rotatecw',
                close: false
            },
            {
                element: options.pageRotateCcwButton,
                eventName: 'rotateccw',
                close: false
            },
            {
                element: options.cursorSelectToolButton,
                eventName: 'switchcursortool',
                eventDetails: {
                    tool: _pdf_cursor_tools.CursorTool.SELECT
                },
                close: true
            },
            {
                element: options.cursorHandToolButton,
                eventName: 'switchcursortool',
                eventDetails: {
                    tool: _pdf_cursor_tools.CursorTool.HAND
                },
                close: true
            },
            {
                element: options.documentPropertiesButton,
                eventName: 'documentproperties',
                close: true
            }];
            this.items = {
                firstPage: options.firstPageButton,
                lastPage: options.lastPageButton,
                pageRotateCw: options.pageRotateCwButton,
                pageRotateCcw: options.pageRotateCcwButton
            };
            this.mainContainer = mainContainer;
            this.eventBus = eventBus;
            this.opened = false;
            this.containerHeight = null;
            this.previousContainerHeight = null;
            this.reset();
            this._bindClickListeners();
            this._bindCursorToolsListener(options);
            this.eventBus.on('resize', this._setMaxHeight.bind(this))
        }
        _createClass(SecondaryToolbar, [{
            key: 'setPageNumber',
            value: function setPageNumber(pageNumber) {
                this.pageNumber = pageNumber;
                this._updateUIState()
            }
        },
        {
            key: 'setPagesCount',
            value: function setPagesCount(pagesCount) {
                this.pagesCount = pagesCount;
                this._updateUIState()
            }
        },
        {
            key: 'reset',
            value: function reset() {
                this.pageNumber = 0;
                this.pagesCount = 0;
                this._updateUIState()
            }
        },
        {
            key: '_updateUIState',
            value: function _updateUIState() {
                this.items.firstPage.disabled = this.pageNumber <= 1;
                this.items.lastPage.disabled = this.pageNumber >= this.pagesCount;
                this.items.pageRotateCw.disabled = this.pagesCount === 0;
                this.items.pageRotateCcw.disabled = this.pagesCount === 0
            }
        },
        {
            key: '_bindClickListeners',
            value: function _bindClickListeners() {
                var _this = this;
                this.toggleButton.addEventListener('click', this.toggle.bind(this));
                var _loop = function _loop(button) {
                    var _buttons$button = _this.buttons[button],
                    element = _buttons$button.element,
                    eventName = _buttons$button.eventName,
                    close = _buttons$button.close,
                    eventDetails = _buttons$button.eventDetails;
                    element.addEventListener('click',
                    function(evt) {
                        if (eventName !== null) {
                            var details = {
                                source: _this
                            };
                            for (var property in eventDetails) {
                                details[property] = eventDetails[property]
                            }
                            _this.eventBus.dispatch(eventName, details)
                        }
                        if (close) {
                            _this.close()
                        }
                    })
                };
                for (var button in this.buttons) {
                    _loop(button)
                }
            }
        },
        {
            key: '_bindCursorToolsListener',
            value: function _bindCursorToolsListener(buttons) {
                this.eventBus.on('cursortoolchanged',
                function(evt) {
                    buttons.cursorSelectToolButton.classList.remove('toggled');
                    buttons.cursorHandToolButton.classList.remove('toggled');
                    switch (evt.tool) {
                    case _pdf_cursor_tools.CursorTool.SELECT:
                        buttons.cursorSelectToolButton.classList.add('toggled');
                        break;
                    case _pdf_cursor_tools.CursorTool.HAND:
                        buttons.cursorHandToolButton.classList.add('toggled');
                        break
                    }
                })
            }
        },
        {
            key: 'open',
            value: function open() {
                if (this.opened) {
                    return
                }
                this.opened = true;
                this._setMaxHeight();
                this.toggleButton.classList.add('toggled');
                this.toolbar.classList.remove('hidden')
            }
        },
        {
            key: 'close',
            value: function close() {
                if (!this.opened) {
                    return
                }
                this.opened = false;
                this.toolbar.classList.add('hidden');
                this.toggleButton.classList.remove('toggled')
            }
        },
        {
            key: 'toggle',
            value: function toggle() {
                if (this.opened) {
                    this.close()
                } else {
                    this.open()
                }
            }
        },
        {
            key: '_setMaxHeight',
            value: function _setMaxHeight() {
                if (!this.opened) {
                    return
                }
                this.containerHeight = this.mainContainer.clientHeight;
                if (this.containerHeight === this.previousContainerHeight) {
                    return
                }
                this.toolbarButtonContainer.setAttribute('style', 'max-height: ' + (this.containerHeight - _ui_utils.SCROLLBAR_PADDING) + 'px;');
                this.previousContainerHeight = this.containerHeight
            }
        },
        {
            key: 'isOpen',
            get: function get() {
                return this.opened
            }
        }]);
        return SecondaryToolbar
    } ();
    exports.SecondaryToolbar = SecondaryToolbar
}), (function(module, exports, __webpack_require__) {
    "use strict";
    Object.defineProperty(exports, "__esModule", {
        value: true
    });
    exports.DefaultTextLayerFactory = exports.TextLayerBuilder = undefined;
    var _createClass = function() {
        function defineProperties(target, props) {
            for (var i = 0; i < props.length; i++) {
                var descriptor = props[i];
                descriptor.enumerable = descriptor.enumerable || false;
                descriptor.configurable = true;
                if ("value" in descriptor) descriptor.writable = true;
                Object.defineProperty(target, descriptor.key, descriptor)
            }
        }
        return function(Constructor, protoProps, staticProps) {
            if (protoProps) defineProperties(Constructor.prototype, protoProps);
            if (staticProps) defineProperties(Constructor, staticProps);
            return Constructor
        }
    } ();
    var _dom_events = __webpack_require__(2);
    var _pdfjsLib = __webpack_require__(1);
    function _classCallCheck(instance, Constructor) {
        if (! (instance instanceof Constructor)) {
            throw new TypeError("Cannot call a class as a function");
        }
    }
    var EXPAND_DIVS_TIMEOUT = 300;
    var TextLayerBuilder = function() {
        function TextLayerBuilder(_ref) {
            var textLayerDiv = _ref.textLayerDiv,
            eventBus = _ref.eventBus,
            pageIndex = _ref.pageIndex,
            viewport = _ref.viewport,
            _ref$findController = _ref.findController,
            findController = _ref$findController === undefined ? null: _ref$findController,
            _ref$enhanceTextSelec = _ref.enhanceTextSelection,
            enhanceTextSelection = _ref$enhanceTextSelec === undefined ? false: _ref$enhanceTextSelec;
            _classCallCheck(this, TextLayerBuilder);
            this.textLayerDiv = textLayerDiv;
            this.eventBus = eventBus || (0, _dom_events.getGlobalEventBus)();
            this.textContent = null;
            this.textContentItemsStr = [];
            this.textContentStream = null;
            this.renderingDone = false;
            this.pageIdx = pageIndex;
            this.pageNumber = this.pageIdx + 1;
            this.matches = [];
            this.viewport = viewport;
            this.textDivs = [];
            this.findController = findController;
            this.textLayerRenderTask = null;
            this.enhanceTextSelection = enhanceTextSelection;
            this._bindMouse()
        }
        _createClass(TextLayerBuilder, [{
            key: '_finishRendering',
            value: function _finishRendering() {
                this.renderingDone = true;
                if (!this.enhanceTextSelection) {
                    var endOfContent = document.createElement('div');
                    endOfContent.className = 'endOfContent';
                    this.textLayerDiv.appendChild(endOfContent)
                }
                this.eventBus.dispatch('textlayerrendered', {
                    source: this,
                    pageNumber: this.pageNumber,
                    numTextDivs: this.textDivs.length
                })
            }
        },
        {
            key: 'render',
            value: function render() {
                var _this = this;
                var timeout = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : 0;
                if (! (this.textContent || this.textContentStream) || this.renderingDone) {
                    return
                }
                this.cancel();
                this.textDivs = [];
                var textLayerFrag = document.createDocumentFragment();
                this.textLayerRenderTask = (0, _pdfjsLib.renderTextLayer)({
                    textContent: this.textContent,
                    textContentStream: this.textContentStream,
                    container: textLayerFrag,
                    viewport: this.viewport,
                    textDivs: this.textDivs,
                    textContentItemsStr: this.textContentItemsStr,
                    timeout: timeout,
                    enhanceTextSelection: this.enhanceTextSelection
                });
                this.textLayerRenderTask.promise.then(function() {
                    _this.textLayerDiv.appendChild(textLayerFrag);
                    _this._finishRendering();
                    _this.updateMatches()
                },
                function(reason) {})
            }
        },
        {
            key: 'cancel',
            value: function cancel() {
                if (this.textLayerRenderTask) {
                    this.textLayerRenderTask.cancel();
                    this.textLayerRenderTask = null
                }
            }
        },
        {
            key: 'setTextContentStream',
            value: function setTextContentStream(readableStream) {
                this.cancel();
                this.textContentStream = readableStream
            }
        },
        {
            key: 'setTextContent',
            value: function setTextContent(textContent) {
                this.cancel();
                this.textContent = textContent
            }
        },
        {
            key: 'convertMatches',
            value: function convertMatches(matches, matchesLength) {
                var i = 0;
                var iIndex = 0;
                var textContentItemsStr = this.textContentItemsStr;
                var end = textContentItemsStr.length - 1;
                var queryLen = this.findController === null ? 0 : this.findController.state.query.length;
                var ret = [];
                if (!matches) {
                    return ret
                }
                for (var m = 0,
                len = matches.length; m < len; m++) {
                    var matchIdx = matches[m];
                    while (i !== end && matchIdx >= iIndex + textContentItemsStr[i].length) {
                        iIndex += textContentItemsStr[i].length;
                        i++
                    }
                    if (i === textContentItemsStr.length) {
                        console.error('Could not find a matching mapping')
                    }
                    var match = {
                        begin: {
                            divIdx: i,
                            offset: matchIdx - iIndex
                        }
                    };
                    if (matchesLength) {
                        matchIdx += matchesLength[m]
                    } else {
                        matchIdx += queryLen
                    }
                    while (i !== end && matchIdx > iIndex + textContentItemsStr[i].length) {
                        iIndex += textContentItemsStr[i].length;
                        i++
                    }
                    match.end = {
                        divIdx: i,
                        offset: matchIdx - iIndex
                    };
                    ret.push(match)
                }
                return ret
            }
        },
        {
            key: 'renderMatches',
            value: function renderMatches(matches) {
                if (matches.length === 0) {
                    return
                }
                var textContentItemsStr = this.textContentItemsStr;
                var textDivs = this.textDivs;
                var prevEnd = null;
                var pageIdx = this.pageIdx;
                var isSelectedPage = this.findController === null ? false: pageIdx === this.findController.selected.pageIdx;
                var selectedMatchIdx = this.findController === null ? -1 : this.findController.selected.matchIdx;
                var highlightAll = this.findController === null ? false: this.findController.state.highlightAll;
                var infinity = {
                    divIdx: -1,
                    offset: undefined
                };
                function beginText(begin, className) {
                    var divIdx = begin.divIdx;
                    textDivs[divIdx].textContent = '';
                    appendTextToDiv(divIdx, 0, begin.offset, className)
                }
                function appendTextToDiv(divIdx, fromOffset, toOffset, className) {
                    var div = textDivs[divIdx];
                    var content = textContentItemsStr[divIdx].substring(fromOffset, toOffset);
                    var node = document.createTextNode(content);
                    if (className) {
                        var span = document.createElement('span');
                        span.className = className;
                        span.appendChild(node);
                        div.appendChild(span);
                        return
                    }
                    div.appendChild(node)
                }
                var i0 = selectedMatchIdx,
                i1 = i0 + 1;
                if (highlightAll) {
                    i0 = 0;
                    i1 = matches.length
                } else if (!isSelectedPage) {
                    return
                }
                for (var i = i0; i < i1; i++) {
                    var match = matches[i];
                    var begin = match.begin;
                    var end = match.end;
                    var isSelected = isSelectedPage && i === selectedMatchIdx;
                    var highlightSuffix = isSelected ? ' selected': '';
                    if (this.findController) {
                        this.findController.updateMatchPosition(pageIdx, i, textDivs, begin.divIdx)
                    }
                    if (!prevEnd || begin.divIdx !== prevEnd.divIdx) {
                        if (prevEnd !== null) {
                            appendTextToDiv(prevEnd.divIdx, prevEnd.offset, infinity.offset)
                        }
                        beginText(begin)
                    } else {
                        appendTextToDiv(prevEnd.divIdx, prevEnd.offset, begin.offset)
                    }
                    if (begin.divIdx === end.divIdx) {
                        appendTextToDiv(begin.divIdx, begin.offset, end.offset, 'highlight' + highlightSuffix)
                    } else {
                        appendTextToDiv(begin.divIdx, begin.offset, infinity.offset, 'highlight begin' + highlightSuffix);
                        for (var n0 = begin.divIdx + 1,
                        n1 = end.divIdx; n0 < n1; n0++) {
                            textDivs[n0].className = 'highlight middle' + highlightSuffix
                        }
                        beginText(end, 'highlight end' + highlightSuffix)
                    }
                    prevEnd = end
                }
                if (prevEnd) {
                    appendTextToDiv(prevEnd.divIdx, prevEnd.offset, infinity.offset)
                }
            }
        },
        {
            key: 'updateMatches',
            value: function updateMatches() {
                if (!this.renderingDone) {
                    return
                }
                var matches = this.matches;
                var textDivs = this.textDivs;
                var textContentItemsStr = this.textContentItemsStr;
                var clearedUntilDivIdx = -1;
                for (var i = 0,
                len = matches.length; i < len; i++) {
                    var match = matches[i];
                    var begin = Math.max(clearedUntilDivIdx, match.begin.divIdx);
                    for (var n = begin,
                    end = match.end.divIdx; n <= end; n++) {
                        var div = textDivs[n];
                        div.textContent = textContentItemsStr[n];
                        div.className = ''
                    }
                    clearedUntilDivIdx = match.end.divIdx + 1
                }
                if (this.findController === null || !this.findController.active) {
                    return
                }
                var pageMatches = void 0,
                pageMatchesLength = void 0;
                if (this.findController !== null) {
                    pageMatches = this.findController.pageMatches[this.pageIdx] || null;
                    pageMatchesLength = this.findController.pageMatchesLength ? this.findController.pageMatchesLength[this.pageIdx] || null: null
                }
                this.matches = this.convertMatches(pageMatches, pageMatchesLength);
                this.renderMatches(this.matches)
            }
        },
        {
            key: '_bindMouse',
            value: function _bindMouse() {
                var _this2 = this;
                var div = this.textLayerDiv;
                var expandDivsTimer = null;
                div.addEventListener('mousedown',
                function(evt) {
                    if (_this2.enhanceTextSelection && _this2.textLayerRenderTask) {
                        _this2.textLayerRenderTask.expandTextDivs(true);
                        if (expandDivsTimer) {
                            clearTimeout(expandDivsTimer);
                            expandDivsTimer = null
                        }
                        return
                    }
                    var end = div.querySelector('.endOfContent');
                    if (!end) {
                        return
                    }
                    var adjustTop = evt.target !== div;
                    adjustTop = adjustTop && window.getComputedStyle(end).getPropertyValue('-moz-user-select') !== 'none';
                    if (adjustTop) {
                        var divBounds = div.getBoundingClientRect();
                        var r = Math.max(0, (evt.pageY - divBounds.top) / divBounds.height);
                        end.style.top = (r * 100).toFixed(2) + '%'
                    }
                    end.classList.add('active')
                });
                div.addEventListener('mouseup',
                function() {
                    if (_this2.enhanceTextSelection && _this2.textLayerRenderTask) {
                        expandDivsTimer = setTimeout(function() {
                            if (_this2.textLayerRenderTask) {
                                _this2.textLayerRenderTask.expandTextDivs(false)
                            }
                            expandDivsTimer = null
                        },
                        EXPAND_DIVS_TIMEOUT);
                        return
                    }
                    var end = div.querySelector('.endOfContent');
                    if (!end) {
                        return
                    }
                    end.style.top = '';
                    end.classList.remove('active')
                })
            }
        }]);
        return TextLayerBuilder
    } ();
    var DefaultTextLayerFactory = function() {
        function DefaultTextLayerFactory() {
            _classCallCheck(this, DefaultTextLayerFactory)
        }
        _createClass(DefaultTextLayerFactory, [{
            key: 'createTextLayerBuilder',
            value: function createTextLayerBuilder(textLayerDiv, pageIndex, viewport) {
                var enhanceTextSelection = arguments.length > 3 && arguments[3] !== undefined ? arguments[3] : false;
                return new TextLayerBuilder({
                    textLayerDiv: textLayerDiv,
                    pageIndex: pageIndex,
                    viewport: viewport,
                    enhanceTextSelection: enhanceTextSelection
                })
            }
        }]);
        return DefaultTextLayerFactory
    } ();
    exports.TextLayerBuilder = TextLayerBuilder;
    exports.DefaultTextLayerFactory = DefaultTextLayerFactory
}), (function(module, exports, __webpack_require__) {
    "use strict";
    Object.defineProperty(exports, "__esModule", {
        value: true
    });
    exports.Toolbar = undefined;
    var _createClass = function() {
        function defineProperties(target, props) {
            for (var i = 0; i < props.length; i++) {
                var descriptor = props[i];
                descriptor.enumerable = descriptor.enumerable || false;
                descriptor.configurable = true;
                if ("value" in descriptor) descriptor.writable = true;
                Object.defineProperty(target, descriptor.key, descriptor)
            }
        }
        return function(Constructor, protoProps, staticProps) {
            if (protoProps) defineProperties(Constructor.prototype, protoProps);
            if (staticProps) defineProperties(Constructor, staticProps);
            return Constructor
        }
    } ();
    var _ui_utils = __webpack_require__(0);
    function _classCallCheck(instance, Constructor) {
        if (! (instance instanceof Constructor)) {
            throw new TypeError("Cannot call a class as a function");
        }
    }
    var PAGE_NUMBER_LOADING_INDICATOR = 'visiblePageIsLoading';
    var SCALE_SELECT_CONTAINER_PADDING = 8;
    var SCALE_SELECT_PADDING = 22;
    var Toolbar = function() {
        function Toolbar(options, mainContainer, eventBus) {
            var l10n = arguments.length > 3 && arguments[3] !== undefined ? arguments[3] : _ui_utils.NullL10n;
            _classCallCheck(this, Toolbar);
            this.toolbar = options.container;
            this.mainContainer = mainContainer;
            this.eventBus = eventBus;
            this.l10n = l10n;
            this.items = options;
            this._wasLocalized = false;
            this.reset();
            this._bindListeners()
        }
        _createClass(Toolbar, [{
            key: 'setPageNumber',
            value: function setPageNumber(pageNumber, pageLabel) {
                this.pageNumber = pageNumber;
                this.pageLabel = pageLabel;
                this._updateUIState(false)
            }
        },
        {
            key: 'setPagesCount',
            value: function setPagesCount(pagesCount, hasPageLabels) {
                this.pagesCount = pagesCount;
                this.hasPageLabels = hasPageLabels;
                this._updateUIState(true)
            }
        },
        {
            key: 'setPageScale',
            value: function setPageScale(pageScaleValue, pageScale) {
                this.pageScaleValue = pageScaleValue;
                this.pageScale = pageScale;
                this._updateUIState(false)
            }
        },
        {
            key: 'reset',
            value: function reset() {
                this.pageNumber = 0;
                this.pageLabel = null;
                this.hasPageLabels = false;
                this.pagesCount = 0;
                this.pageScaleValue = _ui_utils.DEFAULT_SCALE_VALUE;
                this.pageScale = _ui_utils.DEFAULT_SCALE;
                this._updateUIState(true)
            }
        },
        {
            key: '_bindListeners',
            value: function _bindListeners() {
                var _this = this;
                var eventBus = this.eventBus,
                items = this.items;
                var self = this;
                items.previous.addEventListener('click',
                function() {
                    eventBus.dispatch('previouspage')
                });
                items.next.addEventListener('click',
                function() {
                    eventBus.dispatch('nextpage')
                });
                items.zoomIn.addEventListener('click',
                function() {
                    eventBus.dispatch('zoomin')
                });
                items.zoomOut.addEventListener('click',
                function() {
                    eventBus.dispatch('zoomout')
                });
                items.pageNumber.addEventListener('click',
                function() {
                    this.select()
                });
                items.pageNumber.addEventListener('change',
                function() {
                    eventBus.dispatch('pagenumberchanged', {
                        source: self,
                        value: this.value
                    })
                });
                items.scaleSelect.addEventListener('change',
                function() {
                    if (this.value === 'custom') {
                        return
                    }
                    eventBus.dispatch('scalechanged', {
                        source: self,
                        value: this.value
                    })
                });
                items.presentationModeButton.addEventListener('click',
                function() {
                    eventBus.dispatch('presentationmode')
                });
                items.openFile.addEventListener('click',
                function() {
                    eventBus.dispatch('openfile')
                });
                items.print.addEventListener('click',
                function() {
                    eventBus.dispatch('print')
                });
                items.download.addEventListener('click',
                function() {
                    eventBus.dispatch('download')
                });
                items.scaleSelect.oncontextmenu = _ui_utils.noContextMenuHandler;
                eventBus.on('localized',
                function() {
                    _this._localized()
                })
            }
        },
        {
            key: '_localized',
            value: function _localized() {
                this._wasLocalized = true;
                this._adjustScaleWidth();
                this._updateUIState(true)
            }
        },
        {
            key: '_updateUIState',
            value: function _updateUIState() {
                var resetNumPages = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : false;
                if (!this._wasLocalized) {
                    return
                }
                var pageNumber = this.pageNumber,
                pagesCount = this.pagesCount,
                items = this.items;
                var scaleValue = (this.pageScaleValue || this.pageScale).toString();
                var scale = this.pageScale;
                if (resetNumPages) {
                    if (this.hasPageLabels) {
                        items.pageNumber.type = 'text'
                    } else {
                        items.pageNumber.type = 'number';
                        this.l10n.get('of_pages', {
                            pagesCount: pagesCount
                        },
                        'of {{pagesCount}}').then(function(msg) {
                            items.numPages.textContent = msg
                        })
                    }
                    items.pageNumber.max = pagesCount
                }
                if (this.hasPageLabels) {
                    items.pageNumber.value = this.pageLabel;
                    this.l10n.get('page_of_pages', {
                        pageNumber: pageNumber,
                        pagesCount: pagesCount
                    },
                    '({{pageNumber}} of {{pagesCount}})').then(function(msg) {
                        items.numPages.textContent = msg
                    })
                } else {
                    items.pageNumber.value = pageNumber
                }
                items.previous.disabled = pageNumber <= 1;
                items.next.disabled = pageNumber >= pagesCount;
                items.zoomOut.disabled = scale <= _ui_utils.MIN_SCALE;
                items.zoomIn.disabled = scale >= _ui_utils.MAX_SCALE;
                var customScale = Math.round(scale * 10000) / 100;
                this.l10n.get('page_scale_percent', {
                    scale: customScale
                },
                '{{scale}}%').then(function(msg) {
                    var options = items.scaleSelect.options;
                    var predefinedValueFound = false;
                    for (var i = 0,
                    ii = options.length; i < ii; i++) {
                        var option = options[i];
                        if (option.value !== scaleValue) {
                            option.selected = false;
                            continue
                        }
                        option.selected = true;
                        predefinedValueFound = true
                    }
                    if (!predefinedValueFound) {
                        items.customScaleOption.textContent = msg;
                        items.customScaleOption.selected = true
                    }
                })
            }
        },
        {
            key: 'updateLoadingIndicatorState',
            value: function updateLoadingIndicatorState() {
                var loading = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : false;
                var pageNumberInput = this.items.pageNumber;
                if (loading) {
                    pageNumberInput.classList.add(PAGE_NUMBER_LOADING_INDICATOR)
                } else {
                    pageNumberInput.classList.remove(PAGE_NUMBER_LOADING_INDICATOR)
                }
            }
        },
        {
            key: '_adjustScaleWidth',
            value: function _adjustScaleWidth() {
                var container = this.items.scaleSelectContainer;
                var select = this.items.scaleSelect;
                _ui_utils.animationStarted.then(function() {
                    if (container.clientWidth === 0) {
                        container.setAttribute('style', 'display: inherit;')
                    }
                    if (container.clientWidth > 0) {
                        select.setAttribute('style', 'min-width: inherit;');
                        var width = select.clientWidth + SCALE_SELECT_CONTAINER_PADDING;
                        select.setAttribute('style', 'min-width: ' + (width + SCALE_SELECT_PADDING) + 'px;');
                        container.setAttribute('style', 'min-width: ' + width + 'px; ' + 'max-width: ' + width + 'px;')
                    }
                })
            }
        }]);
        return Toolbar
    } ();
    exports.Toolbar = Toolbar
}), (function(module, exports, __webpack_require__) {
    "use strict";
    Object.defineProperty(exports, "__esModule", {
        value: true
    });
    var _createClass = function() {
        function defineProperties(target, props) {
            for (var i = 0; i < props.length; i++) {
                var descriptor = props[i];
                descriptor.enumerable = descriptor.enumerable || false;
                descriptor.configurable = true;
                if ("value" in descriptor) descriptor.writable = true;
                Object.defineProperty(target, descriptor.key, descriptor)
            }
        }
        return function(Constructor, protoProps, staticProps) {
            if (protoProps) defineProperties(Constructor.prototype, protoProps);
            if (staticProps) defineProperties(Constructor, staticProps);
            return Constructor
        }
    } ();
    function _classCallCheck(instance, Constructor) {
        if (! (instance instanceof Constructor)) {
            throw new TypeError("Cannot call a class as a function");
        }
    }
    var DEFAULT_VIEW_HISTORY_CACHE_SIZE = 20;
    var ViewHistory = function() {
        function ViewHistory(fingerprint) {
            var _this = this;
            var cacheSize = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : DEFAULT_VIEW_HISTORY_CACHE_SIZE;
            _classCallCheck(this, ViewHistory);
            this.fingerprint = fingerprint;
            this.cacheSize = cacheSize;
            this._initializedPromise = this._readFromStorage().then(function(databaseStr) {
                var database = JSON.parse(databaseStr || '{}');
                if (! ('files' in database)) {
                    database.files = []
                }
                if (database.files.length >= _this.cacheSize) {
                    database.files.shift()
                }
                var index = void 0;
                for (var i = 0,
                length = database.files.length; i < length; i++) {
                    var branch = database.files[i];
                    if (branch.fingerprint === _this.fingerprint) {
                        index = i;
                        break
                    }
                }
                if (typeof index !== 'number') {
                    index = database.files.push({
                        fingerprint: _this.fingerprint
                    }) - 1
                }
                _this.file = database.files[index];
                _this.database = database
            })
        }
        _createClass(ViewHistory, [{
            key: '_writeToStorage',
            value: function _writeToStorage() {
                var _this2 = this;
                return new Promise(function(resolve) {
                    var databaseStr = JSON.stringify(_this2.database);
                    localStorage.setItem('pdfjs.history', databaseStr);
                    resolve()
                })
            }
        },
        {
            key: '_readFromStorage',
            value: function _readFromStorage() {
                return new Promise(function(resolve) {
                    var value = localStorage.getItem('pdfjs.history');
                    if (!value) {
                        var databaseStr = localStorage.getItem('database');
                        if (databaseStr) {
                            try {
                                var database = JSON.parse(databaseStr);
                                if (typeof database.files[0].fingerprint === 'string') {
                                    localStorage.setItem('pdfjs.history', databaseStr);
                                    localStorage.removeItem('database');
                                    value = databaseStr
                                }
                            } catch(ex) {}
                        }
                    }
                    resolve(value)
                })
            }
        },
        {
            key: 'set',
            value: function set(name, val) {
                var _this3 = this;
                return this._initializedPromise.then(function() {
                    _this3.file[name] = val;
                    return _this3._writeToStorage()
                })
            }
        },
        {
            key: 'setMultiple',
            value: function setMultiple(properties) {
                var _this4 = this;
                return this._initializedPromise.then(function() {
                    for (var name in properties) {
                        _this4.file[name] = properties[name]
                    }
                    return _this4._writeToStorage()
                })
            }
        },
        {
            key: 'get',
            value: function get(name, defaultValue) {
                var _this5 = this;
                return this._initializedPromise.then(function() {
                    var val = _this5.file[name];
                    return val !== undefined ? val: defaultValue
                })
            }
        },
        {
            key: 'getMultiple',
            value: function getMultiple(properties) {
                var _this6 = this;
                return this._initializedPromise.then(function() {
                    var values = Object.create(null);
                    for (var name in properties) {
                        var val = _this6.file[name];
                        values[name] = val !== undefined ? val: properties[name]
                    }
                    return values
                })
            }
        }]);
        return ViewHistory
    } ();
    exports.ViewHistory = ViewHistory
}), (function(module, exports, __webpack_require__) {
    "use strict";
    var DEFAULT_URL = cgl_pdf_src;
    var pdfjsWebApp = void 0; {
        pdfjsWebApp = __webpack_require__(4)
    }; {
        __webpack_require__(8)
    }; {
        __webpack_require__(9)
    }
    function getViewerConfiguration() {
        return {
            appContainer: document.body,
            mainContainer: document.getElementById('viewerContainer'),
            viewerContainer: document.getElementById('viewer'),
            eventBus: null,
            toolbar: {
                container: document.getElementById('toolbarViewer'),
                numPages: document.getElementById('numPages'),
                pageNumber: document.getElementById('pageNumber'),
                scaleSelectContainer: document.getElementById('scaleSelectContainer'),
                scaleSelect: document.getElementById('scaleSelect'),
                customScaleOption: document.getElementById('customScaleOption'),
                previous: document.getElementById('previous'),
                next: document.getElementById('next'),
                zoomIn: document.getElementById('zoomIn'),
                zoomOut: document.getElementById('zoomOut'),
                viewFind: document.getElementById('viewFind'),
                openFile: document.getElementById('openFile'),
                print: document.getElementById('print'),
                presentationModeButton: document.getElementById('presentationMode'),
                download: document.getElementById('download'),
                viewBookmark: document.getElementById('viewBookmark')
            },
            secondaryToolbar: {
                toolbar: document.getElementById('secondaryToolbar'),
                toggleButton: document.getElementById('secondaryToolbarToggle'),
                toolbarButtonContainer: document.getElementById('secondaryToolbarButtonContainer'),
                presentationModeButton: document.getElementById('secondaryPresentationMode'),
                openFileButton: document.getElementById('secondaryOpenFile'),
                printButton: document.getElementById('secondaryPrint'),
                downloadButton: document.getElementById('secondaryDownload'),
                viewBookmarkButton: document.getElementById('secondaryViewBookmark'),
                firstPageButton: document.getElementById('firstPage'),
                lastPageButton: document.getElementById('lastPage'),
                pageRotateCwButton: document.getElementById('pageRotateCw'),
                pageRotateCcwButton: document.getElementById('pageRotateCcw'),
                cursorSelectToolButton: document.getElementById('cursorSelectTool'),
                cursorHandToolButton: document.getElementById('cursorHandTool'),
                documentPropertiesButton: document.getElementById('documentProperties')
            },
            fullscreen: {
                contextFirstPage: document.getElementById('contextFirstPage'),
                contextLastPage: document.getElementById('contextLastPage'),
                contextPageRotateCw: document.getElementById('contextPageRotateCw'),
                contextPageRotateCcw: document.getElementById('contextPageRotateCcw')
            },
            sidebar: {
                mainContainer: document.getElementById('mainContainer'),
                outerContainer: document.getElementById('outerContainer'),
                toggleButton: document.getElementById('sidebarToggle'),
                thumbnailButton: document.getElementById('viewThumbnail'),
                outlineButton: document.getElementById('viewOutline'),
                attachmentsButton: document.getElementById('viewAttachments'),
                thumbnailView: document.getElementById('thumbnailView'),
                outlineView: document.getElementById('outlineView'),
                attachmentsView: document.getElementById('attachmentsView')
            },
            findBar: {
                bar: document.getElementById('findbar'),
                toggleButton: document.getElementById('viewFind'),
                findField: document.getElementById('findInput'),
                highlightAllCheckbox: document.getElementById('findHighlightAll'),
                caseSensitiveCheckbox: document.getElementById('findMatchCase'),
                findMsg: document.getElementById('findMsg'),
                findResultsCount: document.getElementById('findResultsCount'),
                findStatusIcon: document.getElementById('findStatusIcon'),
                findPreviousButton: document.getElementById('findPrevious'),
                findNextButton: document.getElementById('findNext')
            },
            passwordOverlay: {
                overlayName: 'passwordOverlay',
                container: document.getElementById('passwordOverlay'),
                label: document.getElementById('passwordText'),
                input: document.getElementById('password'),
                submitButton: document.getElementById('passwordSubmit'),
                cancelButton: document.getElementById('passwordCancel')
            },
            documentProperties: {
                overlayName: 'documentPropertiesOverlay',
                container: document.getElementById('documentPropertiesOverlay'),
                closeButton: document.getElementById('documentPropertiesClose'),
                fields: {
                    'fileName': document.getElementById('fileNameField'),
                    'fileSize': document.getElementById('fileSizeField'),
                    'title': document.getElementById('titleField'),
                    'author': document.getElementById('authorField'),
                    'subject': document.getElementById('subjectField'),
                    'keywords': document.getElementById('keywordsField'),
                    'creationDate': document.getElementById('creationDateField'),
                    'modificationDate': document.getElementById('modificationDateField'),
                    'creator': document.getElementById('creatorField'),
                    'producer': document.getElementById('producerField'),
                    'version': document.getElementById('versionField'),
                    'pageCount': document.getElementById('pageCountField')
                }
            },
            errorWrapper: {
                container: document.getElementById('errorWrapper'),
                errorMessage: document.getElementById('errorMessage'),
                closeButton: document.getElementById('errorClose'),
                errorMoreInfo: document.getElementById('errorMoreInfo'),
                moreInfoButton: document.getElementById('errorShowMore'),
                lessInfoButton: document.getElementById('errorShowLess')
            },
            printContainer: document.getElementById('printContainer'),
            openFileInputName: 'fileInput',
            debuggerScriptPath: './debugger.js',
            defaultUrl: DEFAULT_URL
        }
    }
    function webViewerLoad() {
        var config = getViewerConfiguration();
        window.PDFViewerApplication = pdfjsWebApp.PDFViewerApplication;
        pdfjsWebApp.PDFViewerApplication.run(config)
    }
    if (document.readyState === 'interactive' || document.readyState === 'complete') {
        webViewerLoad()
    } else {
        document.addEventListener('DOMContentLoaded', webViewerLoad, true)
    }
})]);