/* Copyright 2016 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.
*/

'use strict'; var DEFAULT_URL = 'compressed.tracemonkey-pldi-09.pdf'; ; var pdfjsWebLibs; {

pdfjsWebLibs = { pdfjsWebPDFJS: window.pdfjsDistBuildPdf };
(function () {
 (function (root, factory) {
  factory(root.pdfjsWebGrabToPan = {});
 }(this, function (exports) {
  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);
    if (this.overlay.parentNode) {
     this.overlay.parentNode.removeChild(this.overlay);
    }
   }
  };
  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 (root, factory) {
  factory(root.pdfjsWebOverlayManager = {});
 }(this, function (exports) {
  var OverlayManager = {
   overlays: {},
   active: null,
   register: function overlayManagerRegister(name, element, callerCloseMethod, canForceClose) {
    return new Promise(function (resolve) {
     var container;
     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 || null,
      canForceClose: canForceClose || false
     };
     resolve();
    }.bind(this));
   },
   unregister: function overlayManagerUnregister(name) {
    return new Promise(function (resolve) {
     if (!this.overlays[name]) {
      throw new Error('The overlay does not exist.');
     } else if (this.active === name) {
      throw new Error('The overlay cannot be removed while it is active.');
     }
     delete this.overlays[name];
     resolve();
    }.bind(this));
   },
   open: function overlayManagerOpen(name) {
    return new Promise(function (resolve) {
     if (!this.overlays[name]) {
      throw new Error('The overlay does not exist.');
     } else if (this.active) {
      if (this.overlays[name].canForceClose) {
       this._closeThroughCaller();
      } else if (this.active === name) {
       throw new Error('The overlay is already active.');
      } else {
       throw new Error('Another overlay is currently active.');
      }
     }
     this.active = name;
     this.overlays[this.active].element.classList.remove('hidden');
     this.overlays[this.active].container.classList.remove('hidden');
     window.addEventListener('keydown', this._keyDown);
     resolve();
    }.bind(this));
   },
   close: function overlayManagerClose(name) {
    return new Promise(function (resolve) {
     if (!this.overlays[name]) {
      throw new Error('The overlay does not exist.');
     } else if (!this.active) {
      throw new Error('The overlay is currently not active.');
     } else if (this.active !== name) {
      throw new Error('Another overlay is currently active.');
     }
     this.overlays[this.active].container.classList.add('hidden');
     this.overlays[this.active].element.classList.add('hidden');
     this.active = null;
     window.removeEventListener('keydown', this._keyDown);
     resolve();
    }.bind(this));
   },
   _keyDown: function overlayManager_keyDown(evt) {
    var self = OverlayManager;
    if (self.active && evt.keyCode === 27) {
     self._closeThroughCaller();
     evt.preventDefault();
    }
   },
   _closeThroughCaller: function overlayManager_closeThroughCaller() {
    if (this.overlays[this.active].callerCloseMethod) {
     this.overlays[this.active].callerCloseMethod();
    }
    if (this.active) {
     this.close(this.active);
    }
   }
  };
  exports.OverlayManager = OverlayManager;
 }));
 (function (root, factory) {
  factory(root.pdfjsWebPDFRenderingQueue = {});
 }(this, function (exports) {
  var CLEANUP_TIMEOUT = 30000;
  var RenderingStates = {
   INITIAL: 0,
   RUNNING: 1,
   PAUSED: 2,
   FINISHED: 3
  };
  var PDFRenderingQueue = function PDFRenderingQueueClosure() {
   function PDFRenderingQueue() {
    this.pdfViewer = null;
    this.pdfThumbnailViewer = null;
    this.onIdle = null;
    this.highestPriorityPage = null;
    this.idleTimeout = null;
    this.printing = false;
    this.isThumbnailViewEnabled = false;
   }
   PDFRenderingQueue.prototype = {
    setViewer: function PDFRenderingQueue_setViewer(pdfViewer) {
     this.pdfViewer = pdfViewer;
    },
    setThumbnailViewer: function PDFRenderingQueue_setThumbnailViewer(pdfThumbnailViewer) {
     this.pdfThumbnailViewer = pdfThumbnailViewer;
    },
    isHighestPriority: function PDFRenderingQueue_isHighestPriority(view) {
     return this.highestPriorityPage === view.renderingId;
    },
    renderHighestPriority: function PDFRenderingQueue_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);
     }
    },
    getHighestPriority: function PDFRenderingQueue_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;
    },
    isViewFinished: function PDFRenderingQueue_isViewFinished(view) {
     return view.renderingState === RenderingStates.FINISHED;
    },
    renderView: function PDFRenderingQueue_renderView(view) {
     var state = view.renderingState;
     switch (state) {
     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 () {
       this.renderHighestPriority();
      }.bind(this);
      view.draw().then(continueRendering, continueRendering);
      break;
     }
     return true;
    }
   };
   return PDFRenderingQueue;
  }();
  exports.RenderingStates = RenderingStates;
  exports.PDFRenderingQueue = PDFRenderingQueue;
 }));
 (function (root, factory) {
  factory(root.pdfjsWebPreferences = {});
 }(this, function (exports) {
  var defaultPreferences;
  defaultPreferences = Promise.resolve({
   "showPreviousViewOnLoad": true,
   "defaultZoomValue": "",
   "sidebarViewOnLoad": 0,
   "enableHandToolOnLoad": false,
   "enableWebGL": false,
   "pdfBugEnabled": false,
   "disableRange": false,
   "disableStream": false,
   "disableAutoFetch": false,
   "disableFontFace": false,
   "disableTextLayer": false,
   "useOnlyCssZoom": false,
   "externalLinkTarget": 0,
   "enhanceTextSelection": false,
   "renderer": "canvas",
   "renderInteractiveForms": false,
   "disablePageLabels": false
  });
  function cloneObj(obj) {
   var result = {};
   for (var i in obj) {
    if (Object.prototype.hasOwnProperty.call(obj, i)) {
     result[i] = obj[i];
    }
   }
   return result;
  }
  var Preferences = {
   prefs: null,
   isInitializedPromiseResolved: false,
   initializedPromise: null,
   initialize: function preferencesInitialize() {
    return this.initializedPromise = defaultPreferences.then(function (defaults) {
     Object.defineProperty(this, 'defaults', {
      value: Object.freeze(defaults),
      writable: false,
      enumerable: true,
      configurable: false
     });
     this.prefs = cloneObj(defaults);
     return this._readFromStorage(defaults);
    }.bind(this)).then(function (prefObj) {
     this.isInitializedPromiseResolved = true;
     if (prefObj) {
      this.prefs = prefObj;
     }
    }.bind(this));
   },
   _writeToStorage: function preferences_writeToStorage(prefObj) {
    return Promise.resolve();
   },
   _readFromStorage: function preferences_readFromStorage(prefObj) {
    return Promise.resolve();
   },
   reset: function preferencesReset() {
    return this.initializedPromise.then(function () {
     this.prefs = cloneObj(this.defaults);
     return this._writeToStorage(this.defaults);
    }.bind(this));
   },
   reload: function preferencesReload() {
    return this.initializedPromise.then(function () {
     this._readFromStorage(this.defaults).then(function (prefObj) {
      if (prefObj) {
       this.prefs = prefObj;
      }
     }.bind(this));
    }.bind(this));
   },
   set: function preferencesSet(name, value) {
    return this.initializedPromise.then(function () {
     if (this.defaults[name] === undefined) {
      throw new Error('preferencesSet: \'' + name + '\' is undefined.');
     } else if (value === undefined) {
      throw new Error('preferencesSet: no value is specified.');
     }
     var valueType = typeof value;
     var defaultType = typeof this.defaults[name];
     if (valueType !== defaultType) {
      if (valueType === 'number' && defaultType === 'string') {
       value = value.toString();
      } else {
       throw new Error('Preferences_set: \'' + value + '\' is a \"' + valueType + '\", expected \"' + defaultType + '\".');
      }
     } else {
      if (valueType === 'number' && (value | 0) !== value) {
       throw new Error('Preferences_set: \'' + value + '\' must be an \"integer\".');
      }
     }
     this.prefs[name] = value;
     return this._writeToStorage(this.prefs);
    }.bind(this));
   },
   get: function preferencesGet(name) {
    return this.initializedPromise.then(function () {
     var defaultValue = this.defaults[name];
     if (defaultValue === undefined) {
      throw new Error('preferencesGet: \'' + name + '\' is undefined.');
     } else {
      var prefValue = this.prefs[name];
      if (prefValue !== undefined) {
       return prefValue;
      }
     }
     return defaultValue;
    }.bind(this));
   }
  };
  Preferences._writeToStorage = function (prefObj) {
   return new Promise(function (resolve) {
    localStorage.setItem('pdfjs.preferences', JSON.stringify(prefObj));
    resolve();
   });
  };
  Preferences._readFromStorage = function (prefObj) {
   return new Promise(function (resolve) {
    var readPrefs = JSON.parse(localStorage.getItem('pdfjs.preferences'));
    resolve(readPrefs);
   });
  };
  exports.Preferences = Preferences;
 }));
 (function (root, factory) {
  factory(root.pdfjsWebViewHistory = {});
 }(this, function (exports) {
  var DEFAULT_VIEW_HISTORY_CACHE_SIZE = 20;
  var ViewHistory = function ViewHistoryClosure() {
   function ViewHistory(fingerprint, cacheSize) {
    this.fingerprint = fingerprint;
    this.cacheSize = cacheSize || DEFAULT_VIEW_HISTORY_CACHE_SIZE;
    this.isInitializedPromiseResolved = false;
    this.initializedPromise = this._readFromStorage().then(function (databaseStr) {
     this.isInitializedPromiseResolved = true;
     var database = JSON.parse(databaseStr || '{}');
     if (!('files' in database)) {
      database.files = [];
     }
     if (database.files.length >= this.cacheSize) {
      database.files.shift();
     }
     var index;
     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;
    }.bind(this));
   }
   ViewHistory.prototype = {
    _writeToStorage: function ViewHistory_writeToStorage() {
     return new Promise(function (resolve) {
      var databaseStr = JSON.stringify(this.database);
      localStorage.setItem('pdfjs.history', databaseStr);
      resolve();
     }.bind(this));
    },
    _readFromStorage: function ViewHistory_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);
     });
    },
    set: function ViewHistory_set(name, val) {
     if (!this.isInitializedPromiseResolved) {
      return;
     }
     this.file[name] = val;
     return this._writeToStorage();
    },
    setMultiple: function ViewHistory_setMultiple(properties) {
     if (!this.isInitializedPromiseResolved) {
      return;
     }
     for (var name in properties) {
      this.file[name] = properties[name];
     }
     return this._writeToStorage();
    },
    get: function ViewHistory_get(name, defaultValue) {
     if (!this.isInitializedPromiseResolved) {
      return defaultValue;
     }
     return this.file[name] || defaultValue;
    }
   };
   return ViewHistory;
  }();
  exports.ViewHistory = ViewHistory;
 }));
 (function (root, factory) {
  factory(root.pdfjsWebDownloadManager = {}, root.pdfjsWebPDFJS);
 }(this, function (exports, pdfjsLib) {
  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');
   }
  }
  function DownloadManager() {
  }
  DownloadManager.prototype = {
   downloadUrl: function DownloadManager_downloadUrl(url, filename) {
    if (!pdfjsLib.createValidAbsoluteUrl(url, 'http://example.com')) {
     return;
    }
    download(url + '#pdfjs.action=download', filename);
   },
   downloadData: function DownloadManager_downloadData(data, filename, contentType) {
    if (navigator.msSaveBlob) {
     return navigator.msSaveBlob(new Blob([data], { type: contentType }), filename);
    }
    var blobUrl = pdfjsLib.createObjectURL(data, contentType, pdfjsLib.PDFJS.disableCreateObjectURL);
    download(blobUrl, filename);
   },
   download: function DownloadManager_download(blob, url, filename) {
    if (!URL) {
     this.downloadUrl(url, filename);
     return;
    }
    if (navigator.msSaveBlob) {
     if (!navigator.msSaveBlob(blob, filename)) {
      this.downloadUrl(url, filename);
     }
     return;
    }
    var blobUrl = URL.createObjectURL(blob);
    download(blobUrl, filename);
   }
  };
  exports.DownloadManager = DownloadManager;
 }));
 (function (root, factory) {
  factory(root.pdfjsWebPDFAttachmentViewer = {}, root.pdfjsWebPDFJS);
 }(this, function (exports, pdfjsLib) {
  var PDFAttachmentViewer = function PDFAttachmentViewerClosure() {
   function PDFAttachmentViewer(options) {
    this.attachments = null;
    this.container = options.container;
    this.eventBus = options.eventBus;
    this.downloadManager = options.downloadManager;
   }
   PDFAttachmentViewer.prototype = {
    reset: function PDFAttachmentViewer_reset() {
     this.attachments = null;
     var container = this.container;
     while (container.firstChild) {
      container.removeChild(container.firstChild);
     }
    },
    _dispatchEvent: function PDFAttachmentViewer_dispatchEvent(attachmentsCount) {
     this.eventBus.dispatch('attachmentsloaded', {
      source: this,
      attachmentsCount: attachmentsCount
     });
    },
    _bindLink: function PDFAttachmentViewer_bindLink(button, content, filename) {
     button.onclick = function downloadFile(e) {
      this.downloadManager.downloadData(content, filename, '');
      return false;
     }.bind(this);
    },
    render: function PDFAttachmentViewer_render(params) {
     var attachments = params && params.attachments || null;
     var attachmentsCount = 0;
     if (this.attachments) {
      this.reset();
     }
     this.attachments = attachments;
     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 = pdfjsLib.getFilenameFromUrl(item.filename);
      var div = document.createElement('div');
      div.className = 'attachmentsItem';
      var button = document.createElement('button');
      this._bindLink(button, item.content, filename);
      button.textContent = pdfjsLib.removeNullCharacters(filename);
      div.appendChild(button);
      this.container.appendChild(div);
     }
     this._dispatchEvent(attachmentsCount);
    }
   };
   return PDFAttachmentViewer;
  }();
  exports.PDFAttachmentViewer = PDFAttachmentViewer;
 }));
 (function (root, factory) {
  factory(root.pdfjsWebPDFOutlineViewer = {}, root.pdfjsWebPDFJS);
 }(this, function (exports, pdfjsLib) {
  var PDFJS = pdfjsLib.PDFJS;
  var DEFAULT_TITLE = '\u2013';
  var PDFOutlineViewer = function PDFOutlineViewerClosure() {
   function PDFOutlineViewer(options) {
    this.outline = null;
    this.lastToggleIsShow = true;
    this.container = options.container;
    this.linkService = options.linkService;
    this.eventBus = options.eventBus;
   }
   PDFOutlineViewer.prototype = {
    reset: function PDFOutlineViewer_reset() {
     this.outline = null;
     this.lastToggleIsShow = true;
     var container = this.container;
     while (container.firstChild) {
      container.removeChild(container.firstChild);
     }
    },
    _dispatchEvent: function PDFOutlineViewer_dispatchEvent(outlineCount) {
     this.eventBus.dispatch('outlineloaded', {
      source: this,
      outlineCount: outlineCount
     });
    },
    _bindLink: function PDFOutlineViewer_bindLink(element, item) {
     if (item.url) {
      pdfjsLib.addLinkAttributes(element, {
       url: item.url,
       target: item.newWindow ? PDFJS.LinkTarget.BLANK : undefined
      });
      return;
     }
     var self = this, destination = item.dest;
     element.href = self.linkService.getDestinationHash(destination);
     element.onclick = function () {
      if (destination) {
       self.linkService.navigateTo(destination);
      }
      return false;
     };
    },
    _setStyles: function PDFOutlineViewer_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);
     }
    },
    _addToggleButton: function PDFOutlineViewer_addToggleButton(div) {
     var toggler = document.createElement('div');
     toggler.className = 'outlineItemToggler';
     toggler.onclick = function (event) {
      event.stopPropagation();
      toggler.classList.toggle('outlineItemsHidden');
      if (event.shiftKey) {
       var shouldShowAll = !toggler.classList.contains('outlineItemsHidden');
       this._toggleOutlineItem(div, shouldShowAll);
      }
     }.bind(this);
     div.insertBefore(toggler, div.firstChild);
    },
    _toggleOutlineItem: function PDFOutlineViewer_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');
     }
    },
    toggleOutlineTree: function PDFOutlineViewer_toggleOutlineTree() {
     if (!this.outline) {
      return;
     }
     this._toggleOutlineItem(this.container, !this.lastToggleIsShow);
    },
    render: function PDFOutlineViewer_render(params) {
     var outline = params && params.outline || null;
     var outlineCount = 0;
     if (this.outline) {
      this.reset();
     }
     this.outline = outline;
     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 = 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 (root, factory) {
  factory(root.pdfjsWebPDFSidebar = {}, root.pdfjsWebPDFRenderingQueue);
 }(this, function (exports, pdfRenderingQueue) {
  var RenderingStates = pdfRenderingQueue.RenderingStates;
  var SidebarView = {
   NONE: 0,
   THUMBS: 1,
   OUTLINE: 2,
   ATTACHMENTS: 3
  };
  var PDFSidebar = function PDFSidebarClosure() {
   function PDFSidebar(options) {
    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._addEventListeners();
   }
   PDFSidebar.prototype = {
    reset: function PDFSidebar_reset() {
     this.isInitialViewSet = false;
     this.close();
     this.switchView(SidebarView.THUMBS);
     this.outlineButton.disabled = false;
     this.attachmentsButton.disabled = false;
    },
    get visibleView() {
     return this.isOpen ? this.active : SidebarView.NONE;
    },
    get isThumbnailViewVisible() {
     return this.isOpen && this.active === SidebarView.THUMBS;
    },
    get isOutlineViewVisible() {
     return this.isOpen && this.active === SidebarView.OUTLINE;
    },
    get isAttachmentsViewVisible() {
     return this.isOpen && this.active === SidebarView.ATTACHMENTS;
    },
    setInitialView: function PDFSidebar_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();
     }
    },
    switchView: function PDFSidebar_switchView(view, forceOpen) {
     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();
     }
    },
    open: function PDFSidebar_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();
    },
    close: function PDFSidebar_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();
    },
    toggle: function PDFSidebar_toggle() {
     if (this.isOpen) {
      this.close();
     } else {
      this.open();
     }
    },
    _dispatchEvent: function PDFSidebar_dispatchEvent() {
     this.eventBus.dispatch('sidebarviewchanged', {
      source: this,
      view: this.visibleView
     });
    },
    _forceRendering: function PDFSidebar_forceRendering() {
     if (this.onToggled) {
      this.onToggled();
     } else {
      this.pdfViewer.forceRendering();
      this.pdfThumbnailViewer.forceRendering();
     }
    },
    _updateThumbnailViewer: function PDFSidebar_updateThumbnailViewer() {
     var pdfViewer = this.pdfViewer;
     var thumbnailViewer = this.pdfThumbnailViewer;
     var pagesCount = pdfViewer.pagesCount;
     for (var pageIndex = 0; pageIndex < pagesCount; pageIndex++) {
      var pageView = pdfViewer.getPageView(pageIndex);
      if (pageView && pageView.renderingState === RenderingStates.FINISHED) {
       var thumbnailView = thumbnailViewer.getThumbnail(pageIndex);
       thumbnailView.setImage(pageView);
      }
     }
     thumbnailViewer.scrollThumbnailIntoView(pdfViewer.currentPageNumber);
    },
    _addEventListeners: function PDFSidebar_addEventListeners() {
     var self = this;
     self.mainContainer.addEventListener('transitionend', function (evt) {
      if (evt.target === this) {
       self.outerContainer.classList.remove('sidebarMoving');
      }
     });
     self.thumbnailButton.addEventListener('click', function () {
      self.switchView(SidebarView.THUMBS);
     });
     self.outlineButton.addEventListener('click', function () {
      self.switchView(SidebarView.OUTLINE);
     });
     self.outlineButton.addEventListener('dblclick', function () {
      self.pdfOutlineViewer.toggleOutlineTree();
     });
     self.attachmentsButton.addEventListener('click', function () {
      self.switchView(SidebarView.ATTACHMENTS);
     });
     self.eventBus.on('outlineloaded', function (e) {
      var outlineCount = e.outlineCount;
      self.outlineButton.disabled = !outlineCount;
      if (!outlineCount && self.active === SidebarView.OUTLINE) {
       self.switchView(SidebarView.THUMBS);
      }
     });
     self.eventBus.on('attachmentsloaded', function (e) {
      var attachmentsCount = e.attachmentsCount;
      self.attachmentsButton.disabled = !attachmentsCount;
      if (!attachmentsCount && self.active === SidebarView.ATTACHMENTS) {
       self.switchView(SidebarView.THUMBS);
      }
     });
     self.eventBus.on('presentationmodechanged', function (e) {
      if (!e.active && !e.switchInProgress && self.isThumbnailViewVisible) {
       self._updateThumbnailViewer();
      }
     });
    }
   };
   return PDFSidebar;
  }();
  exports.SidebarView = SidebarView;
  exports.PDFSidebar = PDFSidebar;
 }));
 (function (root, factory) {
  factory(root.pdfjsWebUIUtils = {}, root.pdfjsWebPDFJS);
 }(this, function (exports, pdfjsLib) {
  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'
  };
  var mozL10n = document.mozL10n || document.webL10n;
  var PDFJS = pdfjsLib.PDFJS;
  PDFJS.disableFullscreen = PDFJS.disableFullscreen === undefined ? false : PDFJS.disableFullscreen;
  PDFJS.useOnlyCssZoom = PDFJS.useOnlyCssZoom === undefined ? false : PDFJS.useOnlyCssZoom;
  PDFJS.maxCanvasPixels = PDFJS.maxCanvasPixels === undefined ? 16777216 : PDFJS.maxCanvasPixels;
  PDFJS.disableHistory = PDFJS.disableHistory === undefined ? false : PDFJS.disableHistory;
  PDFJS.disableTextLayer = PDFJS.disableTextLayer === undefined ? false : PDFJS.disableTextLayer;
  PDFJS.ignoreCurrentPositionOnZoom = PDFJS.ignoreCurrentPositionOnZoom === undefined ? false : PDFJS.ignoreCurrentPositionOnZoom;
  PDFJS.locale = PDFJS.locale === undefined ? navigator.language : 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, skipOverflowHiddenElements) {
   var parent = element.offsetParent;
   if (!parent) {
    console.error('offsetParent is not set -- cannot scroll');
    return;
   }
   var checkOverflow = skipOverflowHiddenElements || false;
   var offsetY = element.offsetTop + element.clientTop;
   var offsetX = element.offsetLeft + element.clientLeft;
   while (parent.clientHeight === parent.scrollHeight || checkOverflow && 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 = {};
   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;
    }
   }
   if (x_ - a / b < c / d - x_) {
    return x_ === x ? [
     a,
     b
    ] : [
     b,
     a
    ];
   } else {
    return x_ === x ? [
     c,
     d
    ] : [
     d,
     c
    ];
   }
  }
  function roundToDivide(x, div) {
   var r = x % div;
   return r === 0 ? x : Math.round(x - r + div);
  }
  function getVisibleElements(scrollEl, views, sortByVisibility) {
   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, element;
   var currentHeight, viewHeight, hiddenHeight, percentHeight;
   var currentWidth, viewWidth;
   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(e) {
   e.preventDefault();
  }
  function getPDFFileNameFromURL(url) {
   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 (e) {
     }
    }
   }
   return suggestedFilename || 'document.pdf';
  }
  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;
  }
  var animationStarted = new Promise(function (resolve) {
   window.requestAnimationFrame(resolve);
  });
  var localized = new Promise(function (resolve, reject) {
   if (!mozL10n) {
    resolve();
    return;
   }
   if (mozL10n.getReadyState() !== 'loading') {
    resolve();
    return;
   }
   window.addEventListener('localized', function localized(evt) {
    resolve();
   });
  });
  var EventBus = function EventBusClosure() {
   function EventBus() {
    this._listeners = Object.create(null);
   }
   EventBus.prototype = {
    on: function EventBus_on(eventName, listener) {
     var eventListeners = this._listeners[eventName];
     if (!eventListeners) {
      eventListeners = [];
      this._listeners[eventName] = eventListeners;
     }
     eventListeners.push(listener);
    },
    off: function EventBus_on(eventName, listener) {
     var eventListeners = this._listeners[eventName];
     var i;
     if (!eventListeners || (i = eventListeners.indexOf(listener)) < 0) {
      return;
     }
     eventListeners.splice(i, 1);
    },
    dispatch: function EventBus_dispath(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;
  }();
  var ProgressBar = function ProgressBarClosure() {
   function clamp(v, min, max) {
    return Math.min(Math.max(v, min), max);
   }
   function ProgressBar(id, opts) {
    this.visible = true;
    this.div = document.querySelector(id + ' .progress');
    this.bar = this.div.parentNode;
    this.height = opts.height || 100;
    this.width = opts.width || 100;
    this.units = opts.units || '%';
    this.div.style.height = this.height + this.units;
    this.percent = 0;
   }
   ProgressBar.prototype = {
    updateBar: function ProgressBar_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;
    },
    get percent() {
     return this._percent;
    },
    set percent(val) {
     this._indeterminate = isNaN(val);
     this._percent = clamp(val, 0, 100);
     this.updateBar();
    },
    setWidth: function ProgressBar_setWidth(viewer) {
     if (viewer) {
      var container = viewer.parentNode;
      var scrollbarWidth = container.offsetWidth - viewer.offsetWidth;
      if (scrollbarWidth > 0) {
       this.bar.setAttribute('style', 'width: calc(100% - ' + scrollbarWidth + 'px);');
      }
     }
    },
    hide: function ProgressBar_hide() {
     if (!this.visible) {
      return;
     }
     this.visible = false;
     this.bar.classList.add('hidden');
     document.body.classList.remove('loadingInProgress');
    },
    show: function ProgressBar_show() {
     if (this.visible) {
      return;
     }
     this.visible = true;
     document.body.classList.add('loadingInProgress');
     this.bar.classList.remove('hidden');
    }
   };
   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.RendererType = RendererType;
  exports.mozL10n = mozL10n;
  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 (root, factory) {
  factory(root.pdfjsWebDOMEvents = {}, root.pdfjsWebUIUtils);
 }(this, function (exports, uiUtils) {
  var EventBus = uiUtils.EventBus;
  function attachDOMEventsToEventBus(eventBus) {
   eventBus.on('documentload', function () {
    var event = document.createEvent('CustomEvent');
    event.initCustomEvent('documentload', true, true, {});
    window.dispatchEvent(event);
   });
   eventBus.on('pagerendered', function (e) {
    var event = document.createEvent('CustomEvent');
    event.initCustomEvent('pagerendered', true, true, {
     pageNumber: e.pageNumber,
     cssTransform: e.cssTransform
    });
    e.source.div.dispatchEvent(event);
   });
   eventBus.on('textlayerrendered', function (e) {
    var event = document.createEvent('CustomEvent');
    event.initCustomEvent('textlayerrendered', true, true, { pageNumber: e.pageNumber });
    e.source.textLayerDiv.dispatchEvent(event);
   });
   eventBus.on('pagechange', function (e) {
    var event = document.createEvent('UIEvents');
    event.initUIEvent('pagechange', true, true, window, 0);
    event.pageNumber = e.pageNumber;
    e.source.container.dispatchEvent(event);
   });
   eventBus.on('pagesinit', function (e) {
    var event = document.createEvent('CustomEvent');
    event.initCustomEvent('pagesinit', true, true, null);
    e.source.container.dispatchEvent(event);
   });
   eventBus.on('pagesloaded', function (e) {
    var event = document.createEvent('CustomEvent');
    event.initCustomEvent('pagesloaded', true, true, { pagesCount: e.pagesCount });
    e.source.container.dispatchEvent(event);
   });
   eventBus.on('scalechange', function (e) {
    var event = document.createEvent('UIEvents');
    event.initUIEvent('scalechange', true, true, window, 0);
    event.scale = e.scale;
    event.presetValue = e.presetValue;
    e.source.container.dispatchEvent(event);
   });
   eventBus.on('updateviewarea', function (e) {
    var event = document.createEvent('UIEvents');
    event.initUIEvent('updateviewarea', true, true, window, 0);
    event.location = e.location;
    e.source.container.dispatchEvent(event);
   });
   eventBus.on('find', function (e) {
    if (e.source === window) {
     return;
    }
    var event = document.createEvent('CustomEvent');
    event.initCustomEvent('find' + e.type, true, true, {
     query: e.query,
     phraseSearch: e.phraseSearch,
     caseSensitive: e.caseSensitive,
     highlightAll: e.highlightAll,
     findPrevious: e.findPrevious
    });
    window.dispatchEvent(event);
   });
   eventBus.on('attachmentsloaded', function (e) {
    var event = document.createEvent('CustomEvent');
    event.initCustomEvent('attachmentsloaded', true, true, { attachmentsCount: e.attachmentsCount });
    e.source.container.dispatchEvent(event);
   });
   eventBus.on('sidebarviewchanged', function (e) {
    var event = document.createEvent('CustomEvent');
    event.initCustomEvent('sidebarviewchanged', true, true, { view: e.view });
    e.source.outerContainer.dispatchEvent(event);
   });
   eventBus.on('pagemode', function (e) {
    var event = document.createEvent('CustomEvent');
    event.initCustomEvent('pagemode', true, true, { mode: e.mode });
    e.source.pdfViewer.container.dispatchEvent(event);
   });
   eventBus.on('namedaction', function (e) {
    var event = document.createEvent('CustomEvent');
    event.initCustomEvent('namedaction', true, true, { action: e.action });
    e.source.pdfViewer.container.dispatchEvent(event);
   });
   eventBus.on('presentationmodechanged', function (e) {
    var event = document.createEvent('CustomEvent');
    event.initCustomEvent('presentationmodechanged', true, true, {
     active: e.active,
     switchInProgress: e.switchInProgress
    });
    window.dispatchEvent(event);
   });
   eventBus.on('outlineloaded', function (e) {
    var event = document.createEvent('CustomEvent');
    event.initCustomEvent('outlineloaded', true, true, { outlineCount: e.outlineCount });
    e.source.container.dispatchEvent(event);
   });
  }
  var globalEventBus = null;
  function getGlobalEventBus() {
   if (globalEventBus) {
    return globalEventBus;
   }
   globalEventBus = new EventBus();
   attachDOMEventsToEventBus(globalEventBus);
   return globalEventBus;
  }
  exports.attachDOMEventsToEventBus = attachDOMEventsToEventBus;
  exports.getGlobalEventBus = getGlobalEventBus;
 }));
 (function (root, factory) {
  factory(root.pdfjsWebHandTool = {}, root.pdfjsWebGrabToPan, root.pdfjsWebPreferences, root.pdfjsWebUIUtils);
 }(this, function (exports, grabToPan, preferences, uiUtils) {
  var GrabToPan = grabToPan.GrabToPan;
  var Preferences = preferences.Preferences;
  var localized = uiUtils.localized;
  var HandTool = function HandToolClosure() {
   function HandTool(options) {
    this.container = options.container;
    this.eventBus = options.eventBus;
    this.wasActive = false;
    this.handTool = new GrabToPan({
     element: this.container,
     onActiveChanged: function (isActive) {
      this.eventBus.dispatch('handtoolchanged', { isActive: isActive });
     }.bind(this)
    });
    this.eventBus.on('togglehandtool', this.toggle.bind(this));
    Promise.all([
     localized,
     Preferences.get('enableHandToolOnLoad')
    ]).then(function resolved(values) {
     if (values[1] === true) {
      this.handTool.activate();
     }
    }.bind(this)).catch(function rejected(reason) {
    });
    this.eventBus.on('presentationmodechanged', function (e) {
     if (e.switchInProgress) {
      return;
     }
     if (e.active) {
      this.enterPresentationMode();
     } else {
      this.exitPresentationMode();
     }
    }.bind(this));
   }
   HandTool.prototype = {
    get isActive() {
     return !!this.handTool.active;
    },
    toggle: function HandTool_toggle() {
     this.handTool.toggle();
    },
    enterPresentationMode: function HandTool_enterPresentationMode() {
     if (this.isActive) {
      this.wasActive = true;
      this.handTool.deactivate();
     }
    },
    exitPresentationMode: function HandTool_exitPresentationMode() {
     if (this.wasActive) {
      this.wasActive = false;
      this.handTool.activate();
     }
    }
   };
   return HandTool;
  }();
  exports.HandTool = HandTool;
 }));
 (function (root, factory) {
  factory(root.pdfjsWebPasswordPrompt = {}, root.pdfjsWebUIUtils, root.pdfjsWebOverlayManager, root.pdfjsWebPDFJS);
 }(this, function (exports, uiUtils, overlayManager, pdfjsLib) {
  var mozL10n = uiUtils.mozL10n;
  var OverlayManager = overlayManager.OverlayManager;
  var PasswordPrompt = function PasswordPromptClosure() {
   function PasswordPrompt(options) {
    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.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();
     }
    }.bind(this));
    OverlayManager.register(this.overlayName, this.container, this.close.bind(this), true);
   }
   PasswordPrompt.prototype = {
    open: function PasswordPrompt_open() {
     OverlayManager.open(this.overlayName).then(function () {
      this.input.type = 'password';
      this.input.focus();
      var promptString = mozL10n.get('password_label', null, 'Enter the password to open this PDF file.');
      if (this.reason === pdfjsLib.PasswordResponses.INCORRECT_PASSWORD) {
       promptString = mozL10n.get('password_invalid', null, 'Invalid password. Please try again.');
      }
      this.label.textContent = promptString;
     }.bind(this));
    },
    close: function PasswordPrompt_close() {
     OverlayManager.close(this.overlayName).then(function () {
      this.input.value = '';
      this.input.type = '';
     }.bind(this));
    },
    verify: function PasswordPrompt_verify() {
     var password = this.input.value;
     if (password && password.length > 0) {
      this.close();
      return this.updateCallback(password);
     }
    },
    setUpdateCallback: function PasswordPrompt_setUpdateCallback(updateCallback, reason) {
     this.updateCallback = updateCallback;
     this.reason = reason;
    }
   };
   return PasswordPrompt;
  }();
  exports.PasswordPrompt = PasswordPrompt;
 }));
 (function (root, factory) {
  factory(root.pdfjsWebPDFDocumentProperties = {}, root.pdfjsWebUIUtils, root.pdfjsWebOverlayManager);
 }(this, function (exports, uiUtils, overlayManager) {
  var getPDFFileNameFromURL = uiUtils.getPDFFileNameFromURL;
  var mozL10n = uiUtils.mozL10n;
  var OverlayManager = overlayManager.OverlayManager;
  var PDFDocumentProperties = function PDFDocumentPropertiesClosure() {
   function PDFDocumentProperties(options) {
    this.fields = options.fields;
    this.overlayName = options.overlayName;
    this.container = options.container;
    this.rawFileSize = 0;
    this.url = null;
    this.pdfDocument = null;
    if (options.closeButton) {
     options.closeButton.addEventListener('click', this.close.bind(this));
    }
    this.dataAvailablePromise = new Promise(function (resolve) {
     this.resolveDataAvailable = resolve;
    }.bind(this));
    OverlayManager.register(this.overlayName, this.container, this.close.bind(this));
   }
   PDFDocumentProperties.prototype = {
    open: function PDFDocumentProperties_open() {
     Promise.all([
      OverlayManager.open(this.overlayName),
      this.dataAvailablePromise
     ]).then(function () {
      this._getProperties();
     }.bind(this));
    },
    close: function PDFDocumentProperties_close() {
     OverlayManager.close(this.overlayName);
    },
    setFileSize: function PDFDocumentProperties_setFileSize(fileSize) {
     if (fileSize > 0) {
      this.rawFileSize = fileSize;
     }
    },
    setDocumentAndUrl: function PDFDocumentProperties_setDocumentAndUrl(pdfDocument, url) {
     this.pdfDocument = pdfDocument;
     this.url = url;
     this.resolveDataAvailable();
    },
    _getProperties: function PDFDocumentProperties_getProperties() {
     if (!OverlayManager.active) {
      return;
     }
     this.pdfDocument.getDownloadInfo().then(function (data) {
      if (data.length === this.rawFileSize) {
       return;
      }
      this.setFileSize(data.length);
      this._updateUI(this.fields['fileSize'], this._parseFileSize());
     }.bind(this));
     this.pdfDocument.getMetadata().then(function (data) {
      var content = {
       'fileName': getPDFFileNameFromURL(this.url),
       'fileSize': this._parseFileSize(),
       'title': data.info.Title,
       'author': data.info.Author,
       'subject': data.info.Subject,
       'keywords': data.info.Keywords,
       'creationDate': this._parseDate(data.info.CreationDate),
       'modificationDate': this._parseDate(data.info.ModDate),
       'creator': data.info.Creator,
       'producer': data.info.Producer,
       'version': data.info.PDFFormatVersion,
       'pageCount': this.pdfDocument.numPages
      };
      for (var identifier in content) {
       this._updateUI(this.fields[identifier], content[identifier]);
      }
     }.bind(this));
    },
    _updateUI: function PDFDocumentProperties_updateUI(field, content) {
     if (field && content !== undefined && content !== '') {
      field.textContent = content;
     }
    },
    _parseFileSize: function PDFDocumentProperties_parseFileSize() {
     var fileSize = this.rawFileSize, kb = fileSize / 1024;
     if (!kb) {
      return;
     } else if (kb < 1024) {
      return mozL10n.get('document_properties_kb', {
       size_kb: (+kb.toPrecision(3)).toLocaleString(),
       size_b: fileSize.toLocaleString()
      }, '{{size_kb}} KB ({{size_b}} bytes)');
     } else {
      return mozL10n.get('document_properties_mb', {
       size_mb: (+(kb / 1024).toPrecision(3)).toLocaleString(),
       size_b: fileSize.toLocaleString()
      }, '{{size_mb}} MB ({{size_b}} bytes)');
     }
    },
    _parseDate: function PDFDocumentProperties_parseDate(inputDate) {
     var dateToParse = inputDate;
     if (dateToParse === undefined) {
      return '';
     }
     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 mozL10n.get('document_properties_date_string', {
      date: dateString,
      time: timeString
     }, '{{date}}, {{time}}');
    }
   };
   return PDFDocumentProperties;
  }();
  exports.PDFDocumentProperties = PDFDocumentProperties;
 }));
 (function (root, factory) {
  factory(root.pdfjsWebPDFFindController = {}, root.pdfjsWebUIUtils);
 }(this, function (exports, uiUtils) {
  var scrollIntoView = uiUtils.scrollIntoView;
  var FindStates = {
   FIND_FOUND: 0,
   FIND_NOTFOUND: 1,
   FIND_WRAPPED: 2,
   FIND_PENDING: 3
  };
  var FIND_SCROLL_OFFSET_TOP = -50;
  var FIND_SCROLL_OFFSET_LEFT = -400;
  var CHARACTERS_TO_NORMALIZE = {
   '\u2018': '\'',
   '\u2019': '\'',
   '\u201A': '\'',
   '\u201B': '\'',
   '\u201C': '"',
   '\u201D': '"',
   '\u201E': '"',
   '\u201F': '"',
   '\u00BC': '1/4',
   '\u00BD': '1/2',
   '\u00BE': '3/4'
  };
  var PDFFindController = function PDFFindControllerClosure() {
   function PDFFindController(options) {
    this.pdfViewer = options.pdfViewer || null;
    this.onUpdateResultsCount = null;
    this.onUpdateState = null;
    this.reset();
    var replace = Object.keys(CHARACTERS_TO_NORMALIZE).join('');
    this.normalizationRegex = new RegExp('[' + replace + ']', 'g');
   }
   PDFFindController.prototype = {
    reset: function PDFFindController_reset() {
     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;
     }.bind(this));
    },
    normalize: function PDFFindController_normalize(text) {
     return text.replace(this.normalizationRegex, function (ch) {
      return CHARACTERS_TO_NORMALIZE[ch];
     });
    },
    _prepareMatches: function PDFFindController_prepareMatches(matchesWithLength, matches, matchesLength) {
     function isSubTerm(matchesWithLength, currentIndex) {
      var currentElem, prevElem, nextElem;
      currentElem = matchesWithLength[currentIndex];
      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--) {
       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;
     }
     var i, len;
     matchesWithLength.sort(function (a, b) {
      return a.match === b.match ? a.matchLength - b.matchLength : a.match - b.match;
     });
     for (i = 0, len = matchesWithLength.length; i < len; i++) {
      if (isSubTerm(matchesWithLength, i)) {
       continue;
      }
      matches.push(matchesWithLength[i].match);
      matchesLength.push(matchesWithLength[i].matchLength);
     }
    },
    calcFindPhraseMatch: function PDFFindController_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;
    },
    calcFindWordMatch: function PDFFindController_calcFindWordMatch(query, pageIndex, pageContent) {
     var matchesWithLength = [];
     var queryArray = query.match(/\S+/g);
     var subquery, subqueryLen, matchIdx;
     for (var i = 0, len = queryArray.length; i < len; i++) {
      subquery = queryArray[i];
      subqueryLen = subquery.length;
      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]);
    },
    calcFindMatch: function PDFFindController_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();
     }
    },
    extractText: function PDFFindController_extractText() {
     if (this.startedTextExtraction) {
      return;
     }
     this.startedTextExtraction = true;
     this.pageContents = [];
     var extractTextPromisesResolves = [];
     var numPages = this.pdfViewer.pagesCount;
     for (var i = 0; i < numPages; i++) {
      this.extractTextPromises.push(new Promise(function (resolve) {
       extractTextPromisesResolves.push(resolve);
      }));
     }
     var self = this;
     function extractPageText(pageIndex) {
      self.pdfViewer.getPageTextContent(pageIndex).then(function textContentResolved(textContent) {
       var textItems = textContent.items;
       var str = [];
       for (var i = 0, len = textItems.length; i < len; i++) {
        str.push(textItems[i].str);
       }
       self.pageContents.push(str.join(''));
       extractTextPromisesResolves[pageIndex](pageIndex);
       if (pageIndex + 1 < self.pdfViewer.pagesCount) {
        extractPageText(pageIndex + 1);
       }
      });
     }
     extractPageText(0);
    },
    executeCommand: function PDFFindController_executeCommand(cmd, state) {
     if (this.state === null || cmd !== 'findagain') {
      this.dirtyMatch = true;
     }
     this.state = state;
     this.updateUIState(FindStates.FIND_PENDING);
     this.firstPagePromise.then(function () {
      this.extractText();
      clearTimeout(this.findTimeout);
      if (cmd === 'find') {
       this.findTimeout = setTimeout(this.nextMatch.bind(this), 250);
      } else {
       this.nextMatch();
      }
     }.bind(this));
    },
    updatePage: function PDFFindController_updatePage(index) {
     if (this.selected.pageIdx === index) {
      this.pdfViewer.currentPageNumber = index + 1;
     }
     var page = this.pdfViewer.getPageView(index);
     if (page.textLayer) {
      page.textLayer.updateMatches();
     }
    },
    nextMatch: function PDFFindController_nextMatch() {
     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;
      var self = this;
      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 self.pendingFindMatches[pageIdx];
         self.calcFindMatch(pageIdx);
        });
       }
      }
     }
     if (this.state.query === '') {
      this.updateUIState(FindStates.FIND_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();
    },
    matchesReady: function PDFFindController_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;
     } else {
      this.advanceOffsetPage(previous);
      if (offset.wrapped) {
       offset.matchIdx = null;
       if (this.pagesToSearch < 0) {
        this.updateMatch(false);
        return true;
       }
      }
      return false;
     }
    },
    updateMatchPosition: function PDFFindController_updateMatchPosition(pageIndex, index, elements, beginIdx) {
     if (this.selected.matchIdx === index && this.selected.pageIdx === pageIndex) {
      var spot = {
       top: FIND_SCROLL_OFFSET_TOP,
       left: FIND_SCROLL_OFFSET_LEFT
      };
      scrollIntoView(elements[beginIdx], spot, true);
     }
    },
    nextPageMatch: function PDFFindController_nextPageMatch() {
     if (this.resumePageIdx !== null) {
      console.error('There can only be one pending page.');
     }
     do {
      var pageIdx = this.offset.pageIdx;
      var matches = this.pageMatches[pageIdx];
      if (!matches) {
       this.resumePageIdx = pageIdx;
       break;
      }
     } while (!this.matchesReady(matches));
    },
    advanceOffsetPage: function PDFFindController_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;
     }
    },
    updateMatch: function PDFFindController_updateMatch(found) {
     var state = FindStates.FIND_NOTFOUND;
     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 ? FindStates.FIND_WRAPPED : FindStates.FIND_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);
     }
    },
    updateUIResultsCount: function PDFFindController_updateUIResultsCount() {
     if (this.onUpdateResultsCount) {
      this.onUpdateResultsCount(this.matchCount);
     }
    },
    updateUIState: function PDFFindController_updateUIState(state, previous) {
     if (this.onUpdateState) {
      this.onUpdateState(state, previous, this.matchCount);
     }
    }
   };
   return PDFFindController;
  }();
  exports.FindStates = FindStates;
  exports.PDFFindController = PDFFindController;
 }));
 (function (root, factory) {
  factory(root.pdfjsWebPDFPresentationMode = {}, root.pdfjsWebUIUtils);
 }(this, function (exports, uiUtils) {
  var normalizeWheelEventDelta = uiUtils.normalizeWheelEventDelta;
  var DELAY_BEFORE_RESETTING_SWITCH_IN_PROGRESS = 1500;
  var DELAY_BEFORE_HIDING_CONTROLS = 3000;
  var ACTIVE_SELECTOR = 'pdfPresentationMode';
  var CONTROLS_SELECTOR = 'pdfPresentationModeControls';
  var PDFPresentationMode = function PDFPresentationModeClosure() {
   function PDFPresentationMode(options) {
    this.container = options.container;
    this.viewer = options.viewer || options.container.firstElementChild;
    this.pdfViewer = options.pdfViewer;
    this.eventBus = options.eventBus;
    var contextMenuItems = options.contextMenuItems || null;
    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 PDFPresentationMode_contextFirstPageClick(e) {
      this.contextMenuOpen = false;
      this.eventBus.dispatch('firstpage');
     }.bind(this));
     contextMenuItems.contextLastPage.addEventListener('click', function PDFPresentationMode_contextLastPageClick(e) {
      this.contextMenuOpen = false;
      this.eventBus.dispatch('lastpage');
     }.bind(this));
     contextMenuItems.contextPageRotateCw.addEventListener('click', function PDFPresentationMode_contextPageRotateCwClick(e) {
      this.contextMenuOpen = false;
      this.eventBus.dispatch('rotatecw');
     }.bind(this));
     contextMenuItems.contextPageRotateCcw.addEventListener('click', function PDFPresentationMode_contextPageRotateCcwClick(e) {
      this.contextMenuOpen = false;
      this.eventBus.dispatch('rotateccw');
     }.bind(this));
    }
   }
   PDFPresentationMode.prototype = {
    request: function PDFPresentationMode_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;
    },
    _mouseWheel: function PDFPresentationMode_mouseWheel(evt) {
     if (!this.active) {
      return;
     }
     evt.preventDefault();
     var delta = normalizeWheelEventDelta(evt);
     var MOUSE_SCROLL_COOLDOWN_TIME = 50;
     var PAGE_SWITCH_THRESHOLD = 0.1;
     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;
      }
     }
    },
    get isFullscreen() {
     return !!(document.fullscreenElement || document.mozFullScreen || document.webkitIsFullScreen || document.msFullscreenElement);
    },
    _goToPreviousPage: function PDFPresentationMode_goToPreviousPage() {
     var page = this.pdfViewer.currentPageNumber;
     if (page <= 1) {
      return false;
     }
     this.pdfViewer.currentPageNumber = page - 1;
     return true;
    },
    _goToNextPage: function PDFPresentationMode_goToNextPage() {
     var page = this.pdfViewer.currentPageNumber;
     if (page >= this.pdfViewer.pagesCount) {
      return false;
     }
     this.pdfViewer.currentPageNumber = page + 1;
     return true;
    },
    _notifyStateChange: function PDFPresentationMode_notifyStateChange() {
     this.eventBus.dispatch('presentationmodechanged', {
      source: this,
      active: this.active,
      switchInProgress: !!this.switchInProgress
     });
    },
    _setSwitchInProgress: function PDFPresentationMode_setSwitchInProgress() {
     if (this.switchInProgress) {
      clearTimeout(this.switchInProgress);
     }
     this.switchInProgress = setTimeout(function switchInProgressTimeout() {
      this._removeFullscreenChangeListeners();
      delete this.switchInProgress;
      this._notifyStateChange();
     }.bind(this), DELAY_BEFORE_RESETTING_SWITCH_IN_PROGRESS);
    },
    _resetSwitchInProgress: function PDFPresentationMode_resetSwitchInProgress() {
     if (this.switchInProgress) {
      clearTimeout(this.switchInProgress);
      delete this.switchInProgress;
     }
    },
    _enter: function PDFPresentationMode_enter() {
     this.active = true;
     this._resetSwitchInProgress();
     this._notifyStateChange();
     this.container.classList.add(ACTIVE_SELECTOR);
     setTimeout(function enterPresentationModeTimeout() {
      this.pdfViewer.currentPageNumber = this.args.page;
      this.pdfViewer.currentScaleValue = 'page-fit';
     }.bind(this), 0);
     this._addWindowListeners();
     this._showControls();
     this.contextMenuOpen = false;
     this.container.setAttribute('contextmenu', 'viewerContextMenu');
     window.getSelection().removeAllRanges();
    },
    _exit: function PDFPresentationMode_exit() {
     var page = this.pdfViewer.currentPageNumber;
     this.container.classList.remove(ACTIVE_SELECTOR);
     setTimeout(function exitPresentationModeTimeout() {
      this.active = false;
      this._removeFullscreenChangeListeners();
      this._notifyStateChange();
      this.pdfViewer.currentScaleValue = this.args.previousScale;
      this.pdfViewer.currentPageNumber = page;
      this.args = null;
     }.bind(this), 0);
     this._removeWindowListeners();
     this._hideControls();
     this._resetMouseScrollState();
     this.container.removeAttribute('contextmenu');
     this.contextMenuOpen = false;
    },
    _mouseDown: function PDFPresentationMode_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();
       this.pdfViewer.currentPageNumber += evt.shiftKey ? -1 : 1;
      }
     }
    },
    _contextMenu: function PDFPresentationMode_contextMenu() {
     this.contextMenuOpen = true;
    },
    _showControls: function PDFPresentationMode_showControls() {
     if (this.controlsTimeout) {
      clearTimeout(this.controlsTimeout);
     } else {
      this.container.classList.add(CONTROLS_SELECTOR);
     }
     this.controlsTimeout = setTimeout(function showControlsTimeout() {
      this.container.classList.remove(CONTROLS_SELECTOR);
      delete this.controlsTimeout;
     }.bind(this), DELAY_BEFORE_HIDING_CONTROLS);
    },
    _hideControls: function PDFPresentationMode_hideControls() {
     if (!this.controlsTimeout) {
      return;
     }
     clearTimeout(this.controlsTimeout);
     this.container.classList.remove(CONTROLS_SELECTOR);
     delete this.controlsTimeout;
    },
    _resetMouseScrollState: function PDFPresentationMode_resetMouseScrollState() {
     this.mouseScrollTimeStamp = 0;
     this.mouseScrollDelta = 0;
    },
    _touchSwipe: function PDFPresentationMode_touchSwipe(evt) {
     if (!this.active) {
      return;
     }
     var SWIPE_MIN_DISTANCE_THRESHOLD = 50;
     var SWIPE_ANGLE_THRESHOLD = Math.PI / 6;
     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;
     }
    },
    _addWindowListeners: function PDFPresentationMode_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);
    },
    _removeWindowListeners: function PDFPresentationMode_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;
    },
    _fullscreenChange: function PDFPresentationMode_fullscreenChange() {
     if (this.isFullscreen) {
      this._enter();
     } else {
      this._exit();
     }
    },
    _addFullscreenChangeListeners: function PDFPresentationMode_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);
    },
    _removeFullscreenChangeListeners: function PDFPresentationMode_removeFullscreenChangeListeners() {
     window.removeEventListener('fullscreenchange', this.fullscreenChangeBind);
     window.removeEventListener('mozfullscreenchange', this.fullscreenChangeBind);
     window.removeEventListener('webkitfullscreenchange', this.fullscreenChangeBind);
     window.removeEventListener('MSFullscreenChange', this.fullscreenChangeBind);
     delete this.fullscreenChangeBind;
    }
   };
   return PDFPresentationMode;
  }();
  exports.PDFPresentationMode = PDFPresentationMode;
 }));
 (function (root, factory) {
  factory(root.pdfjsWebPDFThumbnailView = {}, root.pdfjsWebUIUtils, root.pdfjsWebPDFRenderingQueue);
 }(this, function (exports, uiUtils, pdfRenderingQueue) {
  var mozL10n = uiUtils.mozL10n;
  var getOutputScale = uiUtils.getOutputScale;
  var RenderingStates = pdfRenderingQueue.RenderingStates;
  var THUMBNAIL_WIDTH = 98;
  var THUMBNAIL_CANVAS_BORDER_WIDTH = 1;
  var PDFThumbnailView = function PDFThumbnailViewClosure() {
   function getTempCanvas(width, height) {
    var tempCanvas = PDFThumbnailView.tempImageCache;
    if (!tempCanvas) {
     tempCanvas = document.createElement('canvas');
     PDFThumbnailView.tempImageCache = 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;
   }
   function PDFThumbnailView(options) {
    var container = options.container;
    var id = options.id;
    var defaultViewport = options.defaultViewport;
    var linkService = options.linkService;
    var renderingQueue = options.renderingQueue;
    var disableCanvasToImageConversion = options.disableCanvasToImageConversion || false;
    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 = 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;
    var anchor = document.createElement('a');
    anchor.href = linkService.getAnchorUrl('#page=' + id);
    anchor.title = mozL10n.get('thumb_page_title', { page: id }, 'Page {{page}}');
    anchor.onclick = function stopNavigation() {
     linkService.page = id;
     return false;
    };
    this.anchor = anchor;
    var div = document.createElement('div');
    div.id = 'thumbnailContainer' + id;
    div.className = 'thumbnail';
    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);
   }
   PDFThumbnailView.prototype = {
    setPdfPage: function PDFThumbnailView_setPdfPage(pdfPage) {
     this.pdfPage = pdfPage;
     this.pdfPageRotate = pdfPage.rotate;
     var totalRotation = (this.rotation + this.pdfPageRotate) % 360;
     this.viewport = pdfPage.getViewport(1, totalRotation);
     this.reset();
    },
    reset: function PDFThumbnailView_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;
     }
    },
    update: function PDFThumbnailView_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();
    },
    cancelRendering: function PDFThumbnailView_cancelRendering() {
     if (this.renderTask) {
      this.renderTask.cancel();
      this.renderTask = null;
     }
     this.renderingState = RenderingStates.INITIAL;
     this.resume = null;
    },
    _getPageDrawContext: function PDFThumbnailView_getPageDrawContext(noCtxScale) {
     var canvas = document.createElement('canvas');
     this.canvas = canvas;
     canvas.mozOpaque = true;
     var ctx = canvas.getContext('2d', { alpha: false });
     var outputScale = 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;
    },
    _convertCanvasToImage: function PDFThumbnailView_convertCanvasToImage() {
     if (!this.canvas) {
      return;
     }
     if (this.renderingState !== RenderingStates.FINISHED) {
      return;
     }
     var id = this.renderingId;
     var className = 'thumbnailImage';
     var ariaLabel = mozL10n.get('thumb_page_canvas', { page: this.pageId }, 'Thumbnail of Page {{page}}');
     if (this.disableCanvasToImageConversion) {
      this.canvas.id = id;
      this.canvas.className = className;
      this.canvas.setAttribute('aria-label', ariaLabel);
      this.div.setAttribute('data-loaded', true);
      this.ring.appendChild(this.canvas);
      return;
     }
     var image = document.createElement('img');
     image.id = id;
     image.className = className;
     image.setAttribute('aria-label', ariaLabel);
     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;
    },
    draw: function PDFThumbnailView_draw() {
     if (this.renderingState !== RenderingStates.INITIAL) {
      console.error('Must be in new state before drawing');
      return Promise.resolve(undefined);
     }
     this.renderingState = RenderingStates.RUNNING;
     var resolveRenderPromise, rejectRenderPromise;
     var promise = new Promise(function (resolve, reject) {
      resolveRenderPromise = resolve;
      rejectRenderPromise = reject;
     });
     var self = this;
     function thumbnailDrawCallback(error) {
      if (renderTask === self.renderTask) {
       self.renderTask = null;
      }
      if (error === 'cancelled') {
       rejectRenderPromise(error);
       return;
      }
      self.renderingState = RenderingStates.FINISHED;
      self._convertCanvasToImage();
      if (!error) {
       resolveRenderPromise(undefined);
      } else {
       rejectRenderPromise(error);
      }
     }
     var ctx = this._getPageDrawContext();
     var drawViewport = this.viewport.clone({ scale: this.scale });
     var renderContinueCallback = function renderContinueCallback(cont) {
      if (!self.renderingQueue.isHighestPriority(self)) {
       self.renderingState = RenderingStates.PAUSED;
       self.resume = function resumeCallback() {
        self.renderingState = 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 pdfPageRenderCallback() {
      thumbnailDrawCallback(null);
     }, function pdfPageRenderError(error) {
      thumbnailDrawCallback(error);
     });
     return promise;
    },
    setImage: function PDFThumbnailView_setImage(pageView) {
     if (this.renderingState !== RenderingStates.INITIAL) {
      return;
     }
     var img = pageView.canvas;
     if (!img) {
      return;
     }
     if (!this.pdfPage) {
      this.setPdfPage(pageView.pdfPage);
     }
     this.renderingState = 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 MAX_NUM_SCALING_STEPS = 3;
     var reducedWidth = canvas.width << MAX_NUM_SCALING_STEPS;
     var reducedHeight = canvas.height << MAX_NUM_SCALING_STEPS;
     var reducedImage = getTempCanvas(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();
    },
    get pageId() {
     return this.pageLabel !== null ? this.pageLabel : this.id;
    },
    setPageLabel: function PDFThumbnailView_setPageLabel(label) {
     this.pageLabel = typeof label === 'string' ? label : null;
     this.anchor.title = mozL10n.get('thumb_page_title', { page: this.pageId }, 'Page {{page}}');
     if (this.renderingState !== RenderingStates.FINISHED) {
      return;
     }
     var ariaLabel = mozL10n.get('thumb_page_canvas', { page: this.pageId }, 'Thumbnail of Page {{page}}');
     if (this.image) {
      this.image.setAttribute('aria-label', ariaLabel);
     } else if (this.disableCanvasToImageConversion && this.canvas) {
      this.canvas.setAttribute('aria-label', ariaLabel);
     }
    }
   };
   return PDFThumbnailView;
  }();
  PDFThumbnailView.tempImageCache = null;
  exports.PDFThumbnailView = PDFThumbnailView;
 }));
 (function (root, factory) {
  factory(root.pdfjsWebSecondaryToolbar = {}, root.pdfjsWebUIUtils);
 }(this, function (exports, uiUtils) {
  var SCROLLBAR_PADDING = uiUtils.SCROLLBAR_PADDING;
  var mozL10n = uiUtils.mozL10n;
  var SecondaryToolbar = function SecondaryToolbarClosure() {
   function SecondaryToolbar(options, mainContainer, eventBus) {
    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.toggleHandToolButton,
      eventName: 'togglehandtool',
      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._bindHandToolListener(options.toggleHandToolButton);
    this.eventBus.on('resize', this._setMaxHeight.bind(this));
   }
   SecondaryToolbar.prototype = {
    get isOpen() {
     return this.opened;
    },
    setPageNumber: function SecondaryToolbar_setPageNumber(pageNumber) {
     this.pageNumber = pageNumber;
     this._updateUIState();
    },
    setPagesCount: function SecondaryToolbar_setPagesCount(pagesCount) {
     this.pagesCount = pagesCount;
     this._updateUIState();
    },
    reset: function SecondaryToolbar_reset() {
     this.pageNumber = 0;
     this.pagesCount = 0;
     this._updateUIState();
    },
    _updateUIState: function SecondaryToolbar_updateUIState() {
     var items = this.items;
     items.firstPage.disabled = this.pageNumber <= 1;
     items.lastPage.disabled = this.pageNumber >= this.pagesCount;
     items.pageRotateCw.disabled = this.pagesCount === 0;
     items.pageRotateCcw.disabled = this.pagesCount === 0;
    },
    _bindClickListeners: function SecondaryToolbar_bindClickListeners() {
     this.toggleButton.addEventListener('click', this.toggle.bind(this));
     for (var button in this.buttons) {
      var element = this.buttons[button].element;
      var eventName = this.buttons[button].eventName;
      var close = this.buttons[button].close;
      element.addEventListener('click', function (eventName, close) {
       if (eventName !== null) {
        this.eventBus.dispatch(eventName, { source: this });
       }
       if (close) {
        this.close();
       }
      }.bind(this, eventName, close));
     }
    },
    _bindHandToolListener: function SecondaryToolbar_bindHandToolListener(toggleHandToolButton) {
     var isHandToolActive = false;
     this.eventBus.on('handtoolchanged', function (e) {
      if (isHandToolActive === e.isActive) {
       return;
      }
      isHandToolActive = e.isActive;
      if (isHandToolActive) {
       toggleHandToolButton.title = mozL10n.get('hand_tool_disable.title', null, 'Disable hand tool');
       toggleHandToolButton.firstElementChild.textContent = mozL10n.get('hand_tool_disable_label', null, 'Disable hand tool');
      } else {
       toggleHandToolButton.title = mozL10n.get('hand_tool_enable.title', null, 'Enable hand tool');
       toggleHandToolButton.firstElementChild.textContent = mozL10n.get('hand_tool_enable_label', null, 'Enable hand tool');
      }
     });
    },
    open: function SecondaryToolbar_open() {
     if (this.opened) {
      return;
     }
     this.opened = true;
     this._setMaxHeight();
     this.toggleButton.classList.add('toggled');
     this.toolbar.classList.remove('hidden');
    },
    close: function SecondaryToolbar_close() {
     if (!this.opened) {
      return;
     }
     this.opened = false;
     this.toolbar.classList.add('hidden');
     this.toggleButton.classList.remove('toggled');
    },
    toggle: function SecondaryToolbar_toggle() {
     if (this.opened) {
      this.close();
     } else {
      this.open();
     }
    },
    _setMaxHeight: function SecondaryToolbar_setMaxHeight() {
     if (!this.opened) {
      return;
     }
     this.containerHeight = this.mainContainer.clientHeight;
     if (this.containerHeight === this.previousContainerHeight) {
      return;
     }
     this.toolbarButtonContainer.setAttribute('style', 'max-height: ' + (this.containerHeight - SCROLLBAR_PADDING) + 'px;');
     this.previousContainerHeight = this.containerHeight;
    }
   };
   return SecondaryToolbar;
  }();
  exports.SecondaryToolbar = SecondaryToolbar;
 }));
 (function (root, factory) {
  factory(root.pdfjsWebToolbar = {}, root.pdfjsWebUIUtils);
 }(this, function (exports, uiUtils) {
  var mozL10n = uiUtils.mozL10n;
  var noContextMenuHandler = uiUtils.noContextMenuHandler;
  var animationStarted = uiUtils.animationStarted;
  var localized = uiUtils.localized;
  var DEFAULT_SCALE_VALUE = uiUtils.DEFAULT_SCALE_VALUE;
  var DEFAULT_SCALE = uiUtils.DEFAULT_SCALE;
  var MIN_SCALE = uiUtils.MIN_SCALE;
  var MAX_SCALE = uiUtils.MAX_SCALE;
  var PAGE_NUMBER_LOADING_INDICATOR = 'visiblePageIsLoading';
  var SCALE_SELECT_CONTAINER_PADDING = 8;
  var SCALE_SELECT_PADDING = 22;
  var Toolbar = function ToolbarClosure() {
   function Toolbar(options, mainContainer, eventBus) {
    this.toolbar = options.container;
    this.mainContainer = mainContainer;
    this.eventBus = eventBus;
    this.items = options;
    this._wasLocalized = false;
    this.reset();
    this._bindListeners();
   }
   Toolbar.prototype = {
    setPageNumber: function (pageNumber, pageLabel) {
     this.pageNumber = pageNumber;
     this.pageLabel = pageLabel;
     this._updateUIState(false);
    },
    setPagesCount: function (pagesCount, hasPageLabels) {
     this.pagesCount = pagesCount;
     this.hasPageLabels = hasPageLabels;
     this._updateUIState(true);
    },
    setPageScale: function (pageScaleValue, pageScale) {
     this.pageScaleValue = pageScaleValue;
     this.pageScale = pageScale;
     this._updateUIState(false);
    },
    reset: function () {
     this.pageNumber = 0;
     this.pageLabel = null;
     this.hasPageLabels = false;
     this.pagesCount = 0;
     this.pageScaleValue = DEFAULT_SCALE_VALUE;
     this.pageScale = DEFAULT_SCALE;
     this._updateUIState(true);
    },
    _bindListeners: function Toolbar_bindClickListeners() {
     var eventBus = this.eventBus;
     var self = this;
     var items = this.items;
     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 (e) {
      eventBus.dispatch('presentationmode');
     });
     items.openFile.addEventListener('click', function (e) {
      eventBus.dispatch('openfile');
     });
     items.print.addEventListener('click', function (e) {
      eventBus.dispatch('print');
     });
     items.download.addEventListener('click', function (e) {
      eventBus.dispatch('download');
     });
     items.scaleSelect.oncontextmenu = noContextMenuHandler;
     localized.then(this._localized.bind(this));
    },
    _localized: function Toolbar_localized() {
     this._wasLocalized = true;
     this._adjustScaleWidth();
     this._updateUIState(true);
    },
    _updateUIState: function Toolbar_updateUIState(resetNumPages) {
     function selectScaleOption(value, scale) {
      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 !== value) {
        option.selected = false;
        continue;
       }
       option.selected = true;
       predefinedValueFound = true;
      }
      if (!predefinedValueFound) {
       var customScale = Math.round(scale * 10000) / 100;
       items.customScaleOption.textContent = mozL10n.get('page_scale_percent', { scale: customScale }, '{{scale}}%');
       items.customScaleOption.selected = true;
      }
     }
     if (!this._wasLocalized) {
      return;
     }
     var pageNumber = this.pageNumber;
     var scaleValue = (this.pageScaleValue || this.pageScale).toString();
     var scale = this.pageScale;
     var items = this.items;
     var pagesCount = this.pagesCount;
     if (resetNumPages) {
      if (this.hasPageLabels) {
       items.pageNumber.type = 'text';
      } else {
       items.pageNumber.type = 'number';
       items.numPages.textContent = mozL10n.get('of_pages', { pagesCount: pagesCount }, 'of {{pagesCount}}');
      }
      items.pageNumber.max = pagesCount;
     }
     if (this.hasPageLabels) {
      items.pageNumber.value = this.pageLabel;
      items.numPages.textContent = mozL10n.get('page_of_pages', {
       pageNumber: pageNumber,
       pagesCount: pagesCount
      }, '({{pageNumber}} of {{pagesCount}})');
     } else {
      items.pageNumber.value = pageNumber;
     }
     items.previous.disabled = pageNumber <= 1;
     items.next.disabled = pageNumber >= pagesCount;
     items.zoomOut.disabled = scale <= MIN_SCALE;
     items.zoomIn.disabled = scale >= MAX_SCALE;
     selectScaleOption(scaleValue, scale);
    },
    updateLoadingIndicatorState: function Toolbar_updateLoadingIndicatorState(loading) {
     var pageNumberInput = this.items.pageNumber;
     if (loading) {
      pageNumberInput.classList.add(PAGE_NUMBER_LOADING_INDICATOR);
     } else {
      pageNumberInput.classList.remove(PAGE_NUMBER_LOADING_INDICATOR);
     }
    },
    _adjustScaleWidth: function Toolbar_adjustScaleWidth() {
     var container = this.items.scaleSelectContainer;
     var select = this.items.scaleSelect;
     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 (root, factory) {
  factory(root.pdfjsWebPDFFindBar = {}, root.pdfjsWebUIUtils, root.pdfjsWebPDFFindController);
 }(this, function (exports, uiUtils, pdfFindController) {
  var mozL10n = uiUtils.mozL10n;
  var FindStates = pdfFindController.FindStates;
  var PDFFindBar = function PDFFindBarClosure() {
   function PDFFindBar(options) {
    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;
    if (this.findController === null) {
     throw new Error('PDFFindBar cannot be used without a ' + 'PDFFindController instance.');
    }
    var self = this;
    this.toggleButton.addEventListener('click', function () {
     self.toggle();
    });
    this.findField.addEventListener('input', function () {
     self.dispatchEvent('');
    });
    this.bar.addEventListener('keydown', function (evt) {
     switch (evt.keyCode) {
     case 13:
      if (evt.target === self.findField) {
       self.dispatchEvent('again', evt.shiftKey);
      }
      break;
     case 27:
      self.close();
      break;
     }
    });
    this.findPreviousButton.addEventListener('click', function () {
     self.dispatchEvent('again', true);
    });
    this.findNextButton.addEventListener('click', function () {
     self.dispatchEvent('again', false);
    });
    this.highlightAll.addEventListener('click', function () {
     self.dispatchEvent('highlightallchange');
    });
    this.caseSensitive.addEventListener('click', function () {
     self.dispatchEvent('casesensitivitychange');
    });
   }
   PDFFindBar.prototype = {
    reset: function PDFFindBar_reset() {
     this.updateUIState();
    },
    dispatchEvent: function PDFFindBar_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
     });
    },
    updateUIState: function PDFFindBar_updateUIState(state, previous, matchCount) {
     var notFound = false;
     var findMsg = '';
     var status = '';
     switch (state) {
     case FindStates.FIND_FOUND:
      break;
     case FindStates.FIND_PENDING:
      status = 'pending';
      break;
     case FindStates.FIND_NOTFOUND:
      findMsg = mozL10n.get('find_not_found', null, 'Phrase not found');
      notFound = true;
      break;
     case FindStates.FIND_WRAPPED:
      if (previous) {
       findMsg = mozL10n.get('find_reached_top', null, 'Reached top of document, continued from bottom');
      } else {
       findMsg = mozL10n.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);
     this.findMsg.textContent = findMsg;
     this.updateResultsCount(matchCount);
    },
    updateResultsCount: function (matchCount) {
     if (!this.findResultsCount) {
      return;
     }
     if (!matchCount) {
      this.findResultsCount.classList.add('hidden');
      return;
     }
     this.findResultsCount.textContent = matchCount.toLocaleString();
     this.findResultsCount.classList.remove('hidden');
    },
    open: function PDFFindBar_open() {
     if (!this.opened) {
      this.opened = true;
      this.toggleButton.classList.add('toggled');
      this.bar.classList.remove('hidden');
     }
     this.findField.select();
     this.findField.focus();
    },
    close: function PDFFindBar_close() {
     if (!this.opened) {
      return;
     }
     this.opened = false;
     this.toggleButton.classList.remove('toggled');
     this.bar.classList.add('hidden');
     this.findController.active = false;
    },
    toggle: function PDFFindBar_toggle() {
     if (this.opened) {
      this.close();
     } else {
      this.open();
     }
    }
   };
   return PDFFindBar;
  }();
  exports.PDFFindBar = PDFFindBar;
 }));
 (function (root, factory) {
  factory(root.pdfjsWebPDFHistory = {}, root.pdfjsWebDOMEvents);
 }(this, function (exports, domEvents) {
  function PDFHistory(options) {
   this.linkService = options.linkService;
   this.eventBus = options.eventBus || domEvents.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();
     }
    }, false);
    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, false);
    }
    window.addEventListener('beforeunload', pdfHistoryBeforeUnload, false);
    window.addEventListener('pageshow', function pdfHistoryPageShow(evt) {
     window.addEventListener('beforeunload', pdfHistoryBeforeUnload, false);
    }, false);
    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;
     } else {
      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 (root, factory) {
  factory(root.pdfjsWebPDFLinkService = {}, root.pdfjsWebUIUtils, root.pdfjsWebDOMEvents);
 }(this, function (exports, uiUtils, domEvents) {
  var parseQueryString = uiUtils.parseQueryString;
  var PageNumberRegExp = /^\d+$/;
  function isPageNumber(str) {
   return PageNumberRegExp.test(str);
  }
  var PDFLinkService = function PDFLinkServiceClosure() {
   function PDFLinkService(options) {
    options = options || {};
    this.eventBus = options.eventBus || domEvents.getGlobalEventBus();
    this.baseUrl = null;
    this.pdfDocument = null;
    this.pdfViewer = null;
    this.pdfHistory = null;
    this._pagesRefCache = null;
   }
   PDFLinkService.prototype = {
    setDocument: function PDFLinkService_setDocument(pdfDocument, baseUrl) {
     this.baseUrl = baseUrl;
     this.pdfDocument = pdfDocument;
     this._pagesRefCache = Object.create(null);
    },
    setViewer: function PDFLinkService_setViewer(pdfViewer) {
     this.pdfViewer = pdfViewer;
    },
    setHistory: function PDFLinkService_setHistory(pdfHistory) {
     this.pdfHistory = pdfHistory;
    },
    get pagesCount() {
     return this.pdfDocument ? this.pdfDocument.numPages : 0;
    },
    get page() {
     return this.pdfViewer.currentPageNumber;
    },
    set page(value) {
     this.pdfViewer.currentPageNumber = value;
    },
    navigateTo: function PDFLinkService_navigateTo(dest) {
     var destString = '';
     var self = this;
     var goToDestination = function (destRef) {
      var pageNumber;
      if (destRef instanceof Object) {
       pageNumber = self._cachedPageNumber(destRef);
      } else if ((destRef | 0) === destRef) {
       pageNumber = destRef + 1;
      } else {
       console.error('PDFLinkService_navigateTo: "' + destRef + '" is not a valid destination reference.');
       return;
      }
      if (pageNumber) {
       if (pageNumber < 1 || pageNumber > self.pagesCount) {
        console.error('PDFLinkService_navigateTo: "' + pageNumber + '" is a non-existent page number.');
        return;
       }
       self.pdfViewer.scrollPageIntoView({
        pageNumber: pageNumber,
        destArray: dest
       });
       if (self.pdfHistory) {
        self.pdfHistory.push({
         dest: dest,
         hash: destString,
         page: pageNumber
        });
       }
      } else {
       self.pdfDocument.getPageIndex(destRef).then(function (pageIndex) {
        self.cachePageRef(pageIndex + 1, destRef);
        goToDestination(destRef);
       }).catch(function () {
        console.error('PDFLinkService_navigateTo: "' + destRef + '" is not a valid page reference.');
        return;
       });
      }
     };
     var destinationPromise;
     if (typeof dest === 'string') {
      destString = dest;
      destinationPromise = this.pdfDocument.getDestination(dest);
     } else {
      destinationPromise = Promise.resolve(dest);
     }
     destinationPromise.then(function (destination) {
      dest = destination;
      if (!(destination instanceof Array)) {
       console.error('PDFLinkService_navigateTo: "' + destination + '" is not a valid destination array.');
       return;
      }
      goToDestination(destination[0]);
     });
    },
    getDestinationHash: function PDFLinkService_getDestinationHash(dest) {
     if (typeof dest === 'string') {
      return this.getAnchorUrl('#' + (isPageNumber(dest) ? 'nameddest=' : '') + escape(dest));
     }
     if (dest instanceof Array) {
      var str = JSON.stringify(dest);
      return this.getAnchorUrl('#' + escape(str));
     }
     return this.getAnchorUrl('');
    },
    getAnchorUrl: function PDFLinkService_getAnchorUrl(anchor) {
     return (this.baseUrl || '') + anchor;
    },
    setHash: function PDFLinkService_setHash(hash) {
     var pageNumber, dest;
     if (hash.indexOf('=') >= 0) {
      var params = 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 (isPageNumber(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.');
     }
    },
    executeNamedAction: function PDFLinkService_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
     });
    },
    cachePageRef: function PDFLinkService_cachePageRef(pageNum, pageRef) {
     var refStr = pageRef.num + ' ' + pageRef.gen + ' R';
     this._pagesRefCache[refStr] = pageNum;
    },
    _cachedPageNumber: function PDFLinkService_cachedPageNumber(pageRef) {
     var refStr = pageRef.num + ' ' + pageRef.gen + ' R';
     return this._pagesRefCache && this._pagesRefCache[refStr] || null;
    }
   };
   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 === '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 === '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;
   }
   return PDFLinkService;
  }();
  var SimpleLinkService = function SimpleLinkServiceClosure() {
   function SimpleLinkService() {
   }
   SimpleLinkService.prototype = {
    get page() {
     return 0;
    },
    set page(value) {
    },
    navigateTo: function (dest) {
    },
    getDestinationHash: function (dest) {
     return '#';
    },
    getAnchorUrl: function (hash) {
     return '#';
    },
    setHash: function (hash) {
    },
    executeNamedAction: function (action) {
    },
    cachePageRef: function (pageNum, pageRef) {
    }
   };
   return SimpleLinkService;
  }();
  exports.PDFLinkService = PDFLinkService;
  exports.SimpleLinkService = SimpleLinkService;
 }));
 (function (root, factory) {
  factory(root.pdfjsWebPDFPageView = {}, root.pdfjsWebUIUtils, root.pdfjsWebPDFRenderingQueue, root.pdfjsWebDOMEvents, root.pdfjsWebPDFJS);
 }(this, function (exports, uiUtils, pdfRenderingQueue, domEvents, pdfjsLib) {
  var CSS_UNITS = uiUtils.CSS_UNITS;
  var DEFAULT_SCALE = uiUtils.DEFAULT_SCALE;
  var getOutputScale = uiUtils.getOutputScale;
  var approximateFraction = uiUtils.approximateFraction;
  var roundToDivide = uiUtils.roundToDivide;
  var RendererType = uiUtils.RendererType;
  var RenderingStates = pdfRenderingQueue.RenderingStates;
  var TEXT_LAYER_RENDER_DELAY = 200;
  var PDFPageView = function PDFPageViewClosure() {
   function PDFPageView(options) {
    var container = options.container;
    var id = options.id;
    var scale = options.scale;
    var defaultViewport = options.defaultViewport;
    var renderingQueue = options.renderingQueue;
    var textLayerFactory = options.textLayerFactory;
    var annotationLayerFactory = options.annotationLayerFactory;
    var enhanceTextSelection = options.enhanceTextSelection || false;
    var renderInteractiveForms = options.renderInteractiveForms || false;
    this.id = id;
    this.renderingId = 'page' + id;
    this.pageLabel = null;
    this.rotation = 0;
    this.scale = scale || DEFAULT_SCALE;
    this.viewport = defaultViewport;
    this.pdfPageRotate = defaultViewport.rotation;
    this.hasRestrictedScaling = false;
    this.enhanceTextSelection = enhanceTextSelection;
    this.renderInteractiveForms = renderInteractiveForms;
    this.eventBus = options.eventBus || domEvents.getGlobalEventBus();
    this.renderingQueue = renderingQueue;
    this.textLayerFactory = textLayerFactory;
    this.annotationLayerFactory = annotationLayerFactory;
    this.renderer = options.renderer || RendererType.CANVAS;
    this.paintTask = null;
    this.paintedViewport = null;
    this.renderingState = RenderingStates.INITIAL;
    this.resume = null;
    this.error = null;
    this.onBeforeDraw = null;
    this.onAfterDraw = null;
    this.textLayer = null;
    this.zoomLayer = null;
    this.annotationLayer = null;
    var div = document.createElement('div');
    div.id = 'pageContainer' + this.id;
    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);
   }
   PDFPageView.prototype = {
    setPdfPage: function PDFPageView_setPdfPage(pdfPage) {
     this.pdfPage = pdfPage;
     this.pdfPageRotate = pdfPage.rotate;
     var totalRotation = (this.rotation + this.pdfPageRotate) % 360;
     this.viewport = pdfPage.getViewport(this.scale * CSS_UNITS, totalRotation);
     this.stats = pdfPage.stats;
     this.reset();
    },
    destroy: function PDFPageView_destroy() {
     this.zoomLayer = null;
     this.reset();
     if (this.pdfPage) {
      this.pdfPage.cleanup();
     }
    },
    reset: function PDFPageView_reset(keepZoomLayer, keepAnnotations) {
     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 (this.canvas && !currentZoomLayerNode) {
      this.canvas.width = 0;
      this.canvas.height = 0;
      delete this.canvas;
     }
     if (this.svg) {
      delete this.svg;
     }
     if (!currentZoomLayerNode) {
      this.paintedViewport = null;
     }
     this.loadingIconDiv = document.createElement('div');
     this.loadingIconDiv.className = 'loadingIcon';
     div.appendChild(this.loadingIconDiv);
    },
    update: function PDFPageView_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 * 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.zoomLayer = this.canvas.parentNode;
       this.zoomLayer.style.position = 'absolute';
      }
     }
     if (this.zoomLayer) {
      this.cssTransform(this.zoomLayer.firstChild);
     }
     this.reset(true, true);
    },
    cancelRendering: function PDFPageView_cancelRendering() {
     if (this.paintTask) {
      this.paintTask.cancel();
      this.paintTask = null;
     }
     this.renderingState = RenderingStates.INITIAL;
     this.resume = null;
     if (this.textLayer) {
      this.textLayer.cancel();
      this.textLayer = null;
     }
    },
    updatePosition: function PDFPageView_updatePosition() {
     if (this.textLayer) {
      this.textLayer.render(TEXT_LAYER_RENDER_DELAY);
     }
    },
    cssTransform: function PDFPageView_transform(target, redrawAnnotations) {
     var CustomStyle = pdfjsLib.CustomStyle;
     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.paintedViewport.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 + ')';
     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, transY;
      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;
      }
      CustomStyle.setProp('transform', textLayerDiv, 'rotate(' + textAbsRotation + 'deg) ' + 'scale(' + scale + ', ' + scale + ') ' + 'translate(' + transX + ', ' + transY + ')');
      CustomStyle.setProp('transformOrigin', textLayerDiv, '0% 0%');
     }
     if (redrawAnnotations && this.annotationLayer) {
      this.annotationLayer.render(this.viewport, 'display');
     }
    },
    get width() {
     return this.viewport.width;
    },
    get height() {
     return this.viewport.height;
    },
    getPagePoint: function PDFPageView_getPagePoint(x, y) {
     return this.viewport.convertToPdfPoint(x, y);
    },
    draw: function PDFPageView_draw() {
     if (this.renderingState !== RenderingStates.INITIAL) {
      console.error('Must be in new state before drawing');
      this.reset();
     }
     this.renderingState = RenderingStates.RUNNING;
     var self = this;
     var pdfPage = this.pdfPage;
     var viewport = this.viewport;
     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 textLayerDiv = null;
     var textLayer = null;
     if (this.textLayerFactory) {
      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 (!self.renderingQueue.isHighestPriority(self)) {
        self.renderingState = RenderingStates.PAUSED;
        self.resume = function resumeCallback() {
         self.renderingState = RenderingStates.RUNNING;
         cont();
        };
        return;
       }
       cont();
      };
     }
     var finishPaintTask = function finishPaintTask(error) {
      if (paintTask === self.paintTask) {
       self.paintTask = null;
      }
      if (error === 'cancelled') {
       self.error = null;
       return Promise.resolve(undefined);
      }
      self.renderingState = RenderingStates.FINISHED;
      if (self.loadingIconDiv) {
       div.removeChild(self.loadingIconDiv);
       delete self.loadingIconDiv;
      }
      if (self.zoomLayer) {
       var zoomLayerCanvas = self.zoomLayer.firstChild;
       zoomLayerCanvas.width = 0;
       zoomLayerCanvas.height = 0;
       if (div.contains(self.zoomLayer)) {
        div.removeChild(self.zoomLayer);
       }
       self.zoomLayer = null;
      }
      self.error = error;
      self.stats = pdfPage.stats;
      if (self.onAfterDraw) {
       self.onAfterDraw();
      }
      self.eventBus.dispatch('pagerendered', {
       source: self,
       pageNumber: self.id,
       cssTransform: false
      });
      if (error) {
       return Promise.reject(error);
      }
      return Promise.resolve(undefined);
     };
     var paintTask = this.renderer === 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) {
        pdfPage.getTextContent({ normalizeWhitespace: true }).then(function textContentResolved(textContent) {
         textLayer.setTextContent(textContent);
         textLayer.render(TEXT_LAYER_RENDER_DELAY);
        });
       }
      });
     }, function (reason) {
      return finishPaintTask(reason);
     });
     if (this.annotationLayerFactory) {
      if (!this.annotationLayer) {
       this.annotationLayer = this.annotationLayerFactory.createAnnotationLayerBuilder(div, pdfPage, this.renderInteractiveForms);
      }
      this.annotationLayer.render(this.viewport, 'display');
     }
     div.setAttribute('data-loaded', true);
     if (this.onBeforeDraw) {
      this.onBeforeDraw();
     }
     return resultPromise;
    },
    paintOnCanvas: function (canvasWrapper) {
     var resolveRenderPromise, rejectRenderPromise;
     var promise = new Promise(function (resolve, reject) {
      resolveRenderPromise = resolve;
      rejectRenderPromise = reject;
     });
     var result = {
      promise: promise,
      onRenderContinue: function (cont) {
       cont();
      },
      cancel: function () {
       renderTask.cancel();
      }
     };
     var self = this;
     var pdfPage = this.pdfPage;
     var viewport = this.viewport;
     var canvas = document.createElement('canvas');
     canvas.id = 'page' + this.id;
     canvas.setAttribute('hidden', 'hidden');
     var isCanvasHidden = true;
     var showCanvas = function () {
      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 = getOutputScale(ctx);
     this.outputScale = outputScale;
     if (pdfjsLib.PDFJS.useOnlyCssZoom) {
      var actualSizeViewport = viewport.clone({ scale: 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 = approximateFraction(outputScale.sx);
     var sfy = approximateFraction(outputScale.sy);
     canvas.width = roundToDivide(viewport.width * outputScale.sx, sfx[0]);
     canvas.height = roundToDivide(viewport.height * outputScale.sy, sfy[0]);
     canvas.style.width = roundToDivide(viewport.width, sfx[1]) + 'px';
     canvas.style.height = roundToDivide(viewport.height, sfy[1]) + 'px';
     this.paintedViewport = 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 pdfPageRenderCallback() {
      showCanvas();
      resolveRenderPromise(undefined);
     }, function pdfPageRenderError(error) {
      showCanvas();
      rejectRenderPromise(error);
     });
     return result;
    },
    paintOnSvg: function PDFPageView_paintOnSvg(wrapper) {
     var cancelled = false;
     var ensureNotCancelled = function () {
      if (cancelled) {
       throw 'cancelled';
      }
     };
     var self = this;
     var pdfPage = this.pdfPage;
     var SVGGraphics = pdfjsLib.SVGGraphics;
     var actualSizeViewport = this.viewport.clone({ scale: CSS_UNITS });
     var promise = pdfPage.getOperatorList().then(function (opList) {
      ensureNotCancelled();
      var svgGfx = new SVGGraphics(pdfPage.commonObjs, pdfPage.objs);
      return svgGfx.getSVG(opList, actualSizeViewport).then(function (svg) {
       ensureNotCancelled();
       self.svg = svg;
       self.paintedViewport = actualSizeViewport;
       svg.style.width = wrapper.style.width;
       svg.style.height = wrapper.style.height;
       self.renderingState = RenderingStates.FINISHED;
       wrapper.appendChild(svg);
      });
     });
     return {
      promise: promise,
      onRenderContinue: function (cont) {
       cont();
      },
      cancel: function () {
       cancelled = true;
      }
     };
    },
    setPageLabel: function PDFView_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');
     }
    }
   };
   return PDFPageView;
  }();
  exports.PDFPageView = PDFPageView;
 }));
 (function (root, factory) {
  factory(root.pdfjsWebPDFThumbnailViewer = {}, root.pdfjsWebUIUtils, root.pdfjsWebPDFThumbnailView);
 }(this, function (exports, uiUtils, pdfThumbnailView) {
  var watchScroll = uiUtils.watchScroll;
  var getVisibleElements = uiUtils.getVisibleElements;
  var scrollIntoView = uiUtils.scrollIntoView;
  var PDFThumbnailView = pdfThumbnailView.PDFThumbnailView;
  var THUMBNAIL_SCROLL_MARGIN = -19;
  var PDFThumbnailViewer = function PDFThumbnailViewerClosure() {
   function PDFThumbnailViewer(options) {
    this.container = options.container;
    this.renderingQueue = options.renderingQueue;
    this.linkService = options.linkService;
    this.scroll = watchScroll(this.container, this._scrollUpdated.bind(this));
    this._resetView();
   }
   PDFThumbnailViewer.prototype = {
    _scrollUpdated: function PDFThumbnailViewer_scrollUpdated() {
     this.renderingQueue.renderHighestPriority();
    },
    getThumbnail: function PDFThumbnailViewer_getThumbnail(index) {
     return this.thumbnails[index];
    },
    _getVisibleThumbs: function PDFThumbnailViewer_getVisibleThumbs() {
     return getVisibleElements(this.container, this.thumbnails);
    },
    scrollThumbnailIntoView: function PDFThumbnailViewer_scrollThumbnailIntoView(page) {
     var selected = document.querySelector('.thumbnail.selected');
     if (selected) {
      selected.classList.remove('selected');
     }
     var thumbnail = document.getElementById('thumbnailContainer' + 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) {
       scrollIntoView(thumbnail, { top: THUMBNAIL_SCROLL_MARGIN });
      }
     }
    },
    get pagesRotation() {
     return this._pagesRotation;
    },
    set pagesRotation(rotation) {
     this._pagesRotation = rotation;
     for (var i = 0, l = this.thumbnails.length; i < l; i++) {
      var thumb = this.thumbnails[i];
      thumb.update(rotation);
     }
    },
    cleanup: function PDFThumbnailViewer_cleanup() {
     var tempCanvas = PDFThumbnailView.tempImageCache;
     if (tempCanvas) {
      tempCanvas.width = 0;
      tempCanvas.height = 0;
     }
     PDFThumbnailView.tempImageCache = null;
    },
    _resetView: function PDFThumbnailViewer_resetView() {
     this.thumbnails = [];
     this._pageLabels = null;
     this._pagesRotation = 0;
     this._pagesRequests = [];
     this.container.textContent = '';
    },
    setDocument: function PDFThumbnailViewer_setDocument(pdfDocument) {
     if (this.pdfDocument) {
      this._cancelRendering();
      this._resetView();
     }
     this.pdfDocument = pdfDocument;
     if (!pdfDocument) {
      return Promise.resolve();
     }
     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 PDFThumbnailView({
        container: this.container,
        id: pageNum,
        defaultViewport: viewport.clone(),
        linkService: this.linkService,
        renderingQueue: this.renderingQueue,
        disableCanvasToImageConversion: false
       });
       this.thumbnails.push(thumbnail);
      }
     }.bind(this));
    },
    _cancelRendering: function PDFThumbnailViewer_cancelRendering() {
     for (var i = 0, ii = this.thumbnails.length; i < ii; i++) {
      if (this.thumbnails[i]) {
       this.thumbnails[i].cancelRendering();
      }
     }
    },
    setPageLabels: function PDFThumbnailViewer_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 thumbnailView = this.thumbnails[i];
      var label = this._pageLabels && this._pageLabels[i];
      thumbnailView.setPageLabel(label);
     }
    },
    _ensurePdfPageLoaded: function PDFThumbnailViewer_ensurePdfPageLoaded(thumbView) {
     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);
      this._pagesRequests[pageNumber] = null;
      return pdfPage;
     }.bind(this));
     this._pagesRequests[pageNumber] = promise;
     return promise;
    },
    forceRendering: function () {
     var visibleThumbs = this._getVisibleThumbs();
     var thumbView = this.renderingQueue.getHighestPriority(visibleThumbs, this.thumbnails, this.scroll.down);
     if (thumbView) {
      this._ensurePdfPageLoaded(thumbView).then(function () {
       this.renderingQueue.renderView(thumbView);
      }.bind(this));
      return true;
     }
     return false;
    }
   };
   return PDFThumbnailViewer;
  }();
  exports.PDFThumbnailViewer = PDFThumbnailViewer;
 }));
 (function (root, factory) {
  factory(root.pdfjsWebTextLayerBuilder = {}, root.pdfjsWebDOMEvents, root.pdfjsWebPDFJS);
 }(this, function (exports, domEvents, pdfjsLib) {
  var EXPAND_DIVS_TIMEOUT = 300;
  var TextLayerBuilder = function TextLayerBuilderClosure() {
   function TextLayerBuilder(options) {
    this.textLayerDiv = options.textLayerDiv;
    this.eventBus = options.eventBus || domEvents.getGlobalEventBus();
    this.textContent = null;
    this.renderingDone = false;
    this.pageIdx = options.pageIndex;
    this.pageNumber = this.pageIdx + 1;
    this.matches = [];
    this.viewport = options.viewport;
    this.textDivs = [];
    this.findController = options.findController || null;
    this.textLayerRenderTask = null;
    this.enhanceTextSelection = options.enhanceTextSelection;
    this._bindMouse();
   }
   TextLayerBuilder.prototype = {
    _finishRendering: function TextLayerBuilder_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
     });
    },
    render: function TextLayerBuilder_render(timeout) {
     if (!this.textContent || this.renderingDone) {
      return;
     }
     this.cancel();
     this.textDivs = [];
     var textLayerFrag = document.createDocumentFragment();
     this.textLayerRenderTask = pdfjsLib.renderTextLayer({
      textContent: this.textContent,
      container: textLayerFrag,
      viewport: this.viewport,
      textDivs: this.textDivs,
      timeout: timeout,
      enhanceTextSelection: this.enhanceTextSelection
     });
     this.textLayerRenderTask.promise.then(function () {
      this.textLayerDiv.appendChild(textLayerFrag);
      this._finishRendering();
      this.updateMatches();
     }.bind(this), function (reason) {
     });
    },
    cancel: function TextLayerBuilder_cancel() {
     if (this.textLayerRenderTask) {
      this.textLayerRenderTask.cancel();
      this.textLayerRenderTask = null;
     }
    },
    setTextContent: function TextLayerBuilder_setTextContent(textContent) {
     this.cancel();
     this.textContent = textContent;
    },
    convertMatches: function TextLayerBuilder_convertMatches(matches, matchesLength) {
     var i = 0;
     var iIndex = 0;
     var bidiTexts = this.textContent.items;
     var end = bidiTexts.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 + bidiTexts[i].str.length) {
       iIndex += bidiTexts[i].str.length;
       i++;
      }
      if (i === bidiTexts.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 + bidiTexts[i].str.length) {
       iIndex += bidiTexts[i].str.length;
       i++;
      }
      match.end = {
       divIdx: i,
       offset: matchIdx - iIndex
      };
      ret.push(match);
     }
     return ret;
    },
    renderMatches: function TextLayerBuilder_renderMatches(matches) {
     if (matches.length === 0) {
      return;
     }
     var bidiTexts = this.textContent.items;
     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 = bidiTexts[divIdx].str.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);
     }
    },
    updateMatches: function TextLayerBuilder_updateMatches() {
     if (!this.renderingDone) {
      return;
     }
     var matches = this.matches;
     var textDivs = this.textDivs;
     var bidiTexts = this.textContent.items;
     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 = bidiTexts[n].str;
       div.className = '';
      }
      clearedUntilDivIdx = match.end.divIdx + 1;
     }
     if (this.findController === null || !this.findController.active) {
      return;
     }
     var pageMatches, pageMatchesLength;
     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);
    },
    _bindMouse: function TextLayerBuilder_bindMouse() {
     var div = this.textLayerDiv;
     var self = this;
     var expandDivsTimer = null;
     div.addEventListener('mousedown', function (e) {
      if (self.enhanceTextSelection && self.textLayerRenderTask) {
       self.textLayerRenderTask.expandTextDivs(true);
       if (expandDivsTimer) {
        clearTimeout(expandDivsTimer);
        expandDivsTimer = null;
       }
       return;
      }
      var end = div.querySelector('.endOfContent');
      if (!end) {
       return;
      }
      var adjustTop = e.target !== div;
      adjustTop = adjustTop && window.getComputedStyle(end).getPropertyValue('-moz-user-select') !== 'none';
      if (adjustTop) {
       var divBounds = div.getBoundingClientRect();
       var r = Math.max(0, (e.pageY - divBounds.top) / divBounds.height);
       end.style.top = (r * 100).toFixed(2) + '%';
      }
      end.classList.add('active');
     });
     div.addEventListener('mouseup', function (e) {
      if (self.enhanceTextSelection && self.textLayerRenderTask) {
       expandDivsTimer = setTimeout(function () {
        if (self.textLayerRenderTask) {
         self.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;
  }();
  function DefaultTextLayerFactory() {
  }
  DefaultTextLayerFactory.prototype = {
   createTextLayerBuilder: function (textLayerDiv, pageIndex, viewport, enhanceTextSelection) {
    return new TextLayerBuilder({
     textLayerDiv: textLayerDiv,
     pageIndex: pageIndex,
     viewport: viewport,
     enhanceTextSelection: enhanceTextSelection
    });
   }
  };
  exports.TextLayerBuilder = TextLayerBuilder;
  exports.DefaultTextLayerFactory = DefaultTextLayerFactory;
 }));
 (function (root, factory) {
  factory(root.pdfjsWebAnnotationLayerBuilder = {}, root.pdfjsWebUIUtils, root.pdfjsWebPDFLinkService, root.pdfjsWebPDFJS);
 }(this, function (exports, uiUtils, pdfLinkService, pdfjsLib) {
  var mozL10n = uiUtils.mozL10n;
  var SimpleLinkService = pdfLinkService.SimpleLinkService;
  var AnnotationLayerBuilder = function AnnotationLayerBuilderClosure() {
   function AnnotationLayerBuilder(options) {
    this.pageDiv = options.pageDiv;
    this.pdfPage = options.pdfPage;
    this.renderInteractiveForms = options.renderInteractiveForms;
    this.linkService = options.linkService;
    this.downloadManager = options.downloadManager;
    this.div = null;
   }
   AnnotationLayerBuilder.prototype = {
    render: function AnnotationLayerBuilder_render(viewport, intent) {
     var self = this;
     var parameters = { intent: intent === undefined ? 'display' : intent };
     this.pdfPage.getAnnotations(parameters).then(function (annotations) {
      viewport = viewport.clone({ dontFlip: true });
      parameters = {
       viewport: viewport,
       div: self.div,
       annotations: annotations,
       page: self.pdfPage,
       renderInteractiveForms: self.renderInteractiveForms,
       linkService: self.linkService,
       downloadManager: self.downloadManager
      };
      if (self.div) {
       pdfjsLib.AnnotationLayer.update(parameters);
      } else {
       if (annotations.length === 0) {
        return;
       }
       self.div = document.createElement('div');
       self.div.className = 'annotationLayer';
       self.pageDiv.appendChild(self.div);
       parameters.div = self.div;
       pdfjsLib.AnnotationLayer.render(parameters);
       if (typeof mozL10n !== 'undefined') {
        mozL10n.translate(self.div);
       }
      }
     });
    },
    hide: function AnnotationLayerBuilder_hide() {
     if (!this.div) {
      return;
     }
     this.div.setAttribute('hidden', 'true');
    }
   };
   return AnnotationLayerBuilder;
  }();
  function DefaultAnnotationLayerFactory() {
  }
  DefaultAnnotationLayerFactory.prototype = {
   createAnnotationLayerBuilder: function (pageDiv, pdfPage, renderInteractiveForms) {
    return new AnnotationLayerBuilder({
     pageDiv: pageDiv,
     pdfPage: pdfPage,
     renderInteractiveForms: renderInteractiveForms,
     linkService: new SimpleLinkService()
    });
   }
  };
  exports.AnnotationLayerBuilder = AnnotationLayerBuilder;
  exports.DefaultAnnotationLayerFactory = DefaultAnnotationLayerFactory;
 }));
 (function (root, factory) {
  factory(root.pdfjsWebPDFViewer = {}, root.pdfjsWebUIUtils, root.pdfjsWebPDFPageView, root.pdfjsWebPDFRenderingQueue, root.pdfjsWebTextLayerBuilder, root.pdfjsWebAnnotationLayerBuilder, root.pdfjsWebPDFLinkService, root.pdfjsWebDOMEvents, root.pdfjsWebPDFJS);
 }(this, function (exports, uiUtils, pdfPageView, pdfRenderingQueue, textLayerBuilder, annotationLayerBuilder, pdfLinkService, domEvents, pdfjsLib) {
  var UNKNOWN_SCALE = uiUtils.UNKNOWN_SCALE;
  var SCROLLBAR_PADDING = uiUtils.SCROLLBAR_PADDING;
  var VERTICAL_PADDING = uiUtils.VERTICAL_PADDING;
  var MAX_AUTO_SCALE = uiUtils.MAX_AUTO_SCALE;
  var CSS_UNITS = uiUtils.CSS_UNITS;
  var DEFAULT_SCALE = uiUtils.DEFAULT_SCALE;
  var DEFAULT_SCALE_VALUE = uiUtils.DEFAULT_SCALE_VALUE;
  var RendererType = uiUtils.RendererType;
  var scrollIntoView = uiUtils.scrollIntoView;
  var watchScroll = uiUtils.watchScroll;
  var getVisibleElements = uiUtils.getVisibleElements;
  var PDFPageView = pdfPageView.PDFPageView;
  var RenderingStates = pdfRenderingQueue.RenderingStates;
  var PDFRenderingQueue = pdfRenderingQueue.PDFRenderingQueue;
  var TextLayerBuilder = textLayerBuilder.TextLayerBuilder;
  var AnnotationLayerBuilder = annotationLayerBuilder.AnnotationLayerBuilder;
  var SimpleLinkService = pdfLinkService.SimpleLinkService;
  var PresentationModeState = {
   UNKNOWN: 0,
   NORMAL: 1,
   CHANGING: 2,
   FULLSCREEN: 3
  };
  var DEFAULT_CACHE_SIZE = 10;
  var PDFViewer = function pdfViewer() {
   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 PDFViewer(options) {
    this.container = options.container;
    this.viewer = options.viewer || options.container.firstElementChild;
    this.eventBus = options.eventBus || domEvents.getGlobalEventBus();
    this.linkService = options.linkService || new SimpleLinkService();
    this.downloadManager = options.downloadManager || null;
    this.removePageBorders = options.removePageBorders || false;
    this.enhanceTextSelection = options.enhanceTextSelection || false;
    this.renderInteractiveForms = options.renderInteractiveForms || false;
    this.renderer = options.renderer || RendererType.CANVAS;
    this.defaultRenderingQueue = !options.renderingQueue;
    if (this.defaultRenderingQueue) {
     this.renderingQueue = new PDFRenderingQueue();
     this.renderingQueue.setViewer(this);
    } else {
     this.renderingQueue = options.renderingQueue;
    }
    this.scroll = watchScroll(this.container, this._scrollUpdate.bind(this));
    this.presentationModeState = PresentationModeState.UNKNOWN;
    this._resetView();
    if (this.removePageBorders) {
     this.viewer.classList.add('removePageBorders');
    }
   }
   PDFViewer.prototype = {
    get pagesCount() {
     return this._pages.length;
    },
    getPageView: function (index) {
     return this._pages[index];
    },
    get pageViewsReady() {
     return this._pageViewsReady;
    },
    get currentPageNumber() {
     return this._currentPageNumber;
    },
    set currentPageNumber(val) {
     if ((val | 0) !== val) {
      throw new Error('Invalid page number.');
     }
     if (!this.pdfDocument) {
      this._currentPageNumber = val;
      return;
     }
     this._setCurrentPageNumber(val, true);
    },
    _setCurrentPageNumber: function PDFViewer_setCurrentPageNumber(val, resetCurrentPageView) {
     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();
     }
    },
    get currentPageLabel() {
     return this._pageLabels && this._pageLabels[this._currentPageNumber - 1];
    },
    set currentPageLabel(val) {
     var pageNumber = val | 0;
     if (this._pageLabels) {
      var i = this._pageLabels.indexOf(val);
      if (i >= 0) {
       pageNumber = i + 1;
      }
     }
     this.currentPageNumber = pageNumber;
    },
    get currentScale() {
     return this._currentScale !== UNKNOWN_SCALE ? this._currentScale : DEFAULT_SCALE;
    },
    set currentScale(val) {
     if (isNaN(val)) {
      throw new Error('Invalid numeric scale');
     }
     if (!this.pdfDocument) {
      this._currentScale = val;
      this._currentScaleValue = val !== UNKNOWN_SCALE ? val.toString() : null;
      return;
     }
     this._setScale(val, false);
    },
    get currentScaleValue() {
     return this._currentScaleValue;
    },
    set currentScaleValue(val) {
     if (!this.pdfDocument) {
      this._currentScale = isNaN(val) ? UNKNOWN_SCALE : val;
      this._currentScaleValue = val.toString();
      return;
     }
     this._setScale(val, false);
    },
    get pagesRotation() {
     return this._pagesRotation;
    },
    set pagesRotation(rotation) {
     if (!(typeof rotation === 'number' && rotation % 90 === 0)) {
      throw new Error('Invalid pages rotation angle.');
     }
     this._pagesRotation = rotation;
     if (!this.pdfDocument) {
      return;
     }
     for (var i = 0, l = this._pages.length; i < l; i++) {
      var pageView = this._pages[i];
      pageView.update(pageView.scale, rotation);
     }
     this._setScale(this._currentScaleValue, true);
     if (this.defaultRenderingQueue) {
      this.update();
     }
    },
    setDocument: function (pdfDocument) {
     if (this.pdfDocument) {
      this._cancelRendering();
      this._resetView();
     }
     this.pdfDocument = pdfDocument;
     if (!pdfDocument) {
      return;
     }
     var pagesCount = pdfDocument.numPages;
     var self = this;
     var resolvePagesPromise;
     var pagesPromise = new Promise(function (resolve) {
      resolvePagesPromise = resolve;
     });
     this.pagesPromise = pagesPromise;
     pagesPromise.then(function () {
      self._pageViewsReady = true;
      self.eventBus.dispatch('pagesloaded', {
       source: self,
       pagesCount: pagesCount
      });
     });
     var isOnePageRenderedResolved = false;
     var resolveOnePageRendered = null;
     var onePageRendered = new Promise(function (resolve) {
      resolveOnePageRendered = resolve;
     });
     this.onePageRendered = onePageRendered;
     var bindOnAfterAndBeforeDraw = function (pageView) {
      pageView.onBeforeDraw = function pdfViewLoadOnBeforeDraw() {
       self._buffer.push(this);
      };
      pageView.onAfterDraw = function pdfViewLoadOnAfterDraw() {
       if (!isOnePageRenderedResolved) {
        isOnePageRenderedResolved = true;
        resolveOnePageRendered();
       }
      };
     };
     var firstPagePromise = pdfDocument.getPage(1);
     this.firstPagePromise = firstPagePromise;
     return firstPagePromise.then(function (pdfPage) {
      var scale = this.currentScale;
      var viewport = pdfPage.getViewport(scale * CSS_UNITS);
      for (var pageNum = 1; pageNum <= pagesCount; ++pageNum) {
       var textLayerFactory = null;
       if (!pdfjsLib.PDFJS.disableTextLayer) {
        textLayerFactory = this;
       }
       var pageView = new 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
       });
       bindOnAfterAndBeforeDraw(pageView);
       this._pages.push(pageView);
      }
      var linkService = this.linkService;
      onePageRendered.then(function () {
       if (!pdfjsLib.PDFJS.disableAutoFetch) {
        var getPagesLeft = pagesCount;
        for (var pageNum = 1; pageNum <= pagesCount; ++pageNum) {
         pdfDocument.getPage(pageNum).then(function (pageNum, pdfPage) {
          var pageView = self._pages[pageNum - 1];
          if (!pageView.pdfPage) {
           pageView.setPdfPage(pdfPage);
          }
          linkService.cachePageRef(pageNum, pdfPage.ref);
          getPagesLeft--;
          if (!getPagesLeft) {
           resolvePagesPromise();
          }
         }.bind(null, pageNum));
        }
       } else {
        resolvePagesPromise();
       }
      });
      self.eventBus.dispatch('pagesinit', { source: self });
      if (this.defaultRenderingQueue) {
       this.update();
      }
      if (this.findController) {
       this.findController.resolveFirstPage();
      }
     }.bind(this));
    },
    setPageLabels: function PDFViewer_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);
     }
    },
    _resetView: function () {
     this._pages = [];
     this._currentPageNumber = 1;
     this._currentScale = 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 = '';
    },
    _scrollUpdate: function PDFViewer_scrollUpdate() {
     if (this.pagesCount === 0) {
      return;
     }
     this.update();
     for (var i = 0, ii = this._pages.length; i < ii; i++) {
      this._pages[i].updatePosition();
     }
    },
    _setScaleDispatchEvent: function pdfViewer_setScaleDispatchEvent(newScale, newValue, preset) {
     var arg = {
      source: this,
      scale: newScale,
      presetValue: preset ? newValue : undefined
     };
     this.eventBus.dispatch('scalechanging', arg);
     this.eventBus.dispatch('scalechange', arg);
    },
    _setScaleUpdatePages: function pdfViewer_setScaleUpdatePages(newScale, newValue, noScroll, preset) {
     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;
      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();
     }
    },
    _setScale: function PDFViewer_setScale(value, noScroll) {
     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 : SCROLLBAR_PADDING;
      var vPadding = this.isInPresentationMode || this.removePageBorders ? 0 : 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(MAX_AUTO_SCALE, horizontalScale);
       break;
      default:
       console.error('PDFViewer_setScale: "' + value + '" is an unknown zoom value.');
       return;
      }
      this._setScaleUpdatePages(scale, value, noScroll, true);
     }
    },
    _resetCurrentPageView: function () {
     if (this.isInPresentationMode) {
      this._setScale(this._currentScaleValue, true);
     }
     var pageView = this._pages[this._currentPageNumber - 1];
     scrollIntoView(pageView.div);
    },
    scrollPageIntoView: function PDFViewer_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, heightScale;
     var changeOrientation = pageView.rotation % 180 === 0 ? false : true;
     var pageWidth = (changeOrientation ? pageView.height : pageView.width) / pageView.scale / CSS_UNITS;
     var pageHeight = (changeOrientation ? pageView.width : pageView.height) / pageView.scale / 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 : SCROLLBAR_PADDING;
      var vPadding = this.removePageBorders ? 0 : VERTICAL_PADDING;
      widthScale = (this.container.clientWidth - hPadding) / width / CSS_UNITS;
      heightScale = (this.container.clientHeight - vPadding) / height / 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 === UNKNOWN_SCALE) {
      this.currentScaleValue = DEFAULT_SCALE_VALUE;
     }
     if (scale === 'page-fit' && !dest[4]) {
      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);
     }
     scrollIntoView(pageView.div, {
      left: left,
      top: top
     });
    },
    _updateLocation: function (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
     };
    },
    update: function PDFViewer_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;
     for (var i = 0, ii = visiblePages.length, stillFullyVisible = false; 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
     });
    },
    containsElement: function (element) {
     return this.container.contains(element);
    },
    focus: function () {
     this.container.focus();
    },
    get isInPresentationMode() {
     return this.presentationModeState === PresentationModeState.FULLSCREEN;
    },
    get isChangingPresentationMode() {
     return this.presentationModeState === PresentationModeState.CHANGING;
    },
    get isHorizontalScrollbarEnabled() {
     return this.isInPresentationMode ? false : this.container.scrollWidth > this.container.clientWidth;
    },
    _getVisiblePages: function () {
     if (!this.isInPresentationMode) {
      return getVisibleElements(this.container, this._pages, true);
     } else {
      var visible = [];
      var currentPage = this._pages[this._currentPageNumber - 1];
      visible.push({
       id: currentPage.id,
       view: currentPage
      });
      return {
       first: currentPage,
       last: currentPage,
       views: visible
      };
     }
    },
    cleanup: function () {
     for (var i = 0, ii = this._pages.length; i < ii; i++) {
      if (this._pages[i] && this._pages[i].renderingState !== RenderingStates.FINISHED) {
       this._pages[i].reset();
      }
     }
    },
    _cancelRendering: function PDFViewer_cancelRendering() {
     for (var i = 0, ii = this._pages.length; i < ii; i++) {
      if (this._pages[i]) {
       this._pages[i].cancelRendering();
      }
     }
    },
    _ensurePdfPageLoaded: function (pageView) {
     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) {
      pageView.setPdfPage(pdfPage);
      this._pagesRequests[pageNumber] = null;
      return pdfPage;
     }.bind(this));
     this._pagesRequests[pageNumber] = promise;
     return promise;
    },
    forceRendering: function (currentlyVisiblePages) {
     var visiblePages = currentlyVisiblePages || this._getVisiblePages();
     var pageView = this.renderingQueue.getHighestPriority(visiblePages, this._pages, this.scroll.down);
     if (pageView) {
      this._ensurePdfPageLoaded(pageView).then(function () {
       this.renderingQueue.renderView(pageView);
      }.bind(this));
      return true;
     }
     return false;
    },
    getPageTextContent: function (pageIndex) {
     return this.pdfDocument.getPage(pageIndex + 1).then(function (page) {
      return page.getTextContent({ normalizeWhitespace: true });
     });
    },
    createTextLayerBuilder: function (textLayerDiv, pageIndex, viewport, enhanceTextSelection) {
     return new TextLayerBuilder({
      textLayerDiv: textLayerDiv,
      eventBus: this.eventBus,
      pageIndex: pageIndex,
      viewport: viewport,
      findController: this.isInPresentationMode ? null : this.findController,
      enhanceTextSelection: this.isInPresentationMode ? false : enhanceTextSelection
     });
    },
    createAnnotationLayerBuilder: function (pageDiv, pdfPage, renderInteractiveForms) {
     return new AnnotationLayerBuilder({
      pageDiv: pageDiv,
      pdfPage: pdfPage,
      renderInteractiveForms: renderInteractiveForms,
      linkService: this.linkService,
      downloadManager: this.downloadManager
     });
    },
    setFindController: function (findController) {
     this.findController = findController;
    },
    getPagesOverview: function () {
     return this._pages.map(function (pageView) {
      var viewport = pageView.pdfPage.getViewport(1);
      return {
       width: viewport.width,
       height: viewport.height
      };
     });
    }
   };
   return PDFViewer;
  }();
  exports.PresentationModeState = PresentationModeState;
  exports.PDFViewer = PDFViewer;
 }));
 (function (root, factory) {
  factory(root.pdfjsWebApp = {}, root.pdfjsWebUIUtils, root.pdfjsWebDownloadManager, root.pdfjsWebPDFHistory, root.pdfjsWebPreferences, root.pdfjsWebPDFSidebar, root.pdfjsWebViewHistory, root.pdfjsWebPDFThumbnailViewer, root.pdfjsWebToolbar, root.pdfjsWebSecondaryToolbar, root.pdfjsWebPasswordPrompt, root.pdfjsWebPDFPresentationMode, root.pdfjsWebPDFDocumentProperties, root.pdfjsWebHandTool, root.pdfjsWebPDFViewer, root.pdfjsWebPDFRenderingQueue, root.pdfjsWebPDFLinkService, root.pdfjsWebPDFOutlineViewer, root.pdfjsWebOverlayManager, root.pdfjsWebPDFAttachmentViewer, root.pdfjsWebPDFFindController, root.pdfjsWebPDFFindBar, root.pdfjsWebDOMEvents, root.pdfjsWebPDFJS);
 }(this, function (exports, uiUtilsLib, downloadManagerLib, pdfHistoryLib, preferencesLib, pdfSidebarLib, viewHistoryLib, pdfThumbnailViewerLib, toolbarLib, secondaryToolbarLib, passwordPromptLib, pdfPresentationModeLib, pdfDocumentPropertiesLib, handToolLib, pdfViewerLib, pdfRenderingQueueLib, pdfLinkServiceLib, pdfOutlineViewerLib, overlayManagerLib, pdfAttachmentViewerLib, pdfFindControllerLib, pdfFindBarLib, domEventsLib, pdfjsLib) {
  var UNKNOWN_SCALE = uiUtilsLib.UNKNOWN_SCALE;
  var DEFAULT_SCALE_VALUE = uiUtilsLib.DEFAULT_SCALE_VALUE;
  var MIN_SCALE = uiUtilsLib.MIN_SCALE;
  var MAX_SCALE = uiUtilsLib.MAX_SCALE;
  var ProgressBar = uiUtilsLib.ProgressBar;
  var getPDFFileNameFromURL = uiUtilsLib.getPDFFileNameFromURL;
  var noContextMenuHandler = uiUtilsLib.noContextMenuHandler;
  var mozL10n = uiUtilsLib.mozL10n;
  var parseQueryString = uiUtilsLib.parseQueryString;
  var PDFHistory = pdfHistoryLib.PDFHistory;
  var Preferences = preferencesLib.Preferences;
  var SidebarView = pdfSidebarLib.SidebarView;
  var PDFSidebar = pdfSidebarLib.PDFSidebar;
  var ViewHistory = viewHistoryLib.ViewHistory;
  var PDFThumbnailViewer = pdfThumbnailViewerLib.PDFThumbnailViewer;
  var Toolbar = toolbarLib.Toolbar;
  var SecondaryToolbar = secondaryToolbarLib.SecondaryToolbar;
  var PasswordPrompt = passwordPromptLib.PasswordPrompt;
  var PDFPresentationMode = pdfPresentationModeLib.PDFPresentationMode;
  var PDFDocumentProperties = pdfDocumentPropertiesLib.PDFDocumentProperties;
  var HandTool = handToolLib.HandTool;
  var PresentationModeState = pdfViewerLib.PresentationModeState;
  var PDFViewer = pdfViewerLib.PDFViewer;
  var RenderingStates = pdfRenderingQueueLib.RenderingStates;
  var PDFRenderingQueue = pdfRenderingQueueLib.PDFRenderingQueue;
  var PDFLinkService = pdfLinkServiceLib.PDFLinkService;
  var PDFOutlineViewer = pdfOutlineViewerLib.PDFOutlineViewer;
  var OverlayManager = overlayManagerLib.OverlayManager;
  var PDFAttachmentViewer = pdfAttachmentViewerLib.PDFAttachmentViewer;
  var PDFFindController = pdfFindControllerLib.PDFFindController;
  var PDFFindBar = pdfFindBarLib.PDFFindBar;
  var getGlobalEventBus = domEventsLib.getGlobalEventBus;
  var normalizeWheelEventDelta = uiUtilsLib.normalizeWheelEventDelta;
  var animationStarted = uiUtilsLib.animationStarted;
  var localized = uiUtilsLib.localized;
  var RendererType = uiUtilsLib.RendererType;
  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 DefaultExernalServices = {
   updateFindControlState: function (data) {
   },
   initPassiveLoading: function (callbacks) {
   },
   fallback: function (data, callback) {
   },
   reportTelemetry: function (data) {
   },
   createDownloadManager: function () {
    return new downloadManagerLib.DownloadManager();
   },
   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,
   store: null,
   downloadManager: null,
   toolbar: null,
   secondaryToolbar: null,
   eventBus: null,
   pageRotation: 0,
   isInitialViewSet: false,
   viewerPrefs: {
    sidebarViewOnLoad: SidebarView.NONE,
    pdfBugEnabled: false,
    showPreviousViewOnLoad: true,
    defaultZoomValue: '',
    disablePageLabels: false,
    renderer: 'canvas',
    enhanceTextSelection: false,
    renderInteractiveForms: false
   },
   isViewerEmbedded: window.parent !== window,
   url: '',
   baseUrl: '',
   externalServices: DefaultExernalServices,
   initialize: function pdfViewInitialize(appConfig) {
    var self = this;
    var PDFJS = pdfjsLib.PDFJS;
    Preferences.initialize();
    this.preferences = Preferences;
    configure(PDFJS);
    this.appConfig = appConfig;
    return this._readPreferences().then(function () {
     return self._initializeViewerComponents();
    }).then(function () {
     self.bindEvents();
     self.bindWindowEvents();
     localized.then(function () {
      self.eventBus.dispatch('localized');
     });
     if (self.isViewerEmbedded && !PDFJS.isExternalLinkTargetSet()) {
      PDFJS.externalLinkTarget = PDFJS.LinkTarget.TOP;
     }
     self.initialized = true;
    });
   },
   _readPreferences: function () {
    var self = this;
    var PDFJS = pdfjsLib.PDFJS;
    return Promise.all([
     Preferences.get('enableWebGL').then(function resolved(value) {
      PDFJS.disableWebGL = !value;
     }),
     Preferences.get('sidebarViewOnLoad').then(function resolved(value) {
      self.viewerPrefs['sidebarViewOnLoad'] = value;
     }),
     Preferences.get('pdfBugEnabled').then(function resolved(value) {
      self.viewerPrefs['pdfBugEnabled'] = value;
     }),
     Preferences.get('showPreviousViewOnLoad').then(function resolved(value) {
      self.viewerPrefs['showPreviousViewOnLoad'] = value;
     }),
     Preferences.get('defaultZoomValue').then(function resolved(value) {
      self.viewerPrefs['defaultZoomValue'] = value;
     }),
     Preferences.get('enhanceTextSelection').then(function resolved(value) {
      self.viewerPrefs['enhanceTextSelection'] = value;
     }),
     Preferences.get('disableTextLayer').then(function resolved(value) {
      if (PDFJS.disableTextLayer === true) {
       return;
      }
      PDFJS.disableTextLayer = value;
     }),
     Preferences.get('disableRange').then(function resolved(value) {
      if (PDFJS.disableRange === true) {
       return;
      }
      PDFJS.disableRange = value;
     }),
     Preferences.get('disableStream').then(function resolved(value) {
      if (PDFJS.disableStream === true) {
       return;
      }
      PDFJS.disableStream = value;
     }),
     Preferences.get('disableAutoFetch').then(function resolved(value) {
      PDFJS.disableAutoFetch = value;
     }),
     Preferences.get('disableFontFace').then(function resolved(value) {
      if (PDFJS.disableFontFace === true) {
       return;
      }
      PDFJS.disableFontFace = value;
     }),
     Preferences.get('useOnlyCssZoom').then(function resolved(value) {
      PDFJS.useOnlyCssZoom = value;
     }),
     Preferences.get('externalLinkTarget').then(function resolved(value) {
      if (PDFJS.isExternalLinkTargetSet()) {
       return;
      }
      PDFJS.externalLinkTarget = value;
     }),
     Preferences.get('renderer').then(function resolved(value) {
      self.viewerPrefs['renderer'] = value;
     }),
     Preferences.get('renderInteractiveForms').then(function resolved(value) {
      self.viewerPrefs['renderInteractiveForms'] = value;
     }),
     Preferences.get('disablePageLabels').then(function resolved(value) {
      self.viewerPrefs['disablePageLabels'] = value;
     })
    ]).catch(function (reason) {
    });
   },
   _initializeViewerComponents: function () {
    var self = this;
    var appConfig = this.appConfig;
    return new Promise(function (resolve, reject) {
     var eventBus = appConfig.eventBus || getGlobalEventBus();
     self.eventBus = eventBus;
     var pdfRenderingQueue = new PDFRenderingQueue();
     pdfRenderingQueue.onIdle = self.cleanup.bind(self);
     self.pdfRenderingQueue = pdfRenderingQueue;
     var pdfLinkService = new PDFLinkService({ eventBus: eventBus });
     self.pdfLinkService = pdfLinkService;
     var downloadManager = self.externalServices.createDownloadManager();
     self.downloadManager = downloadManager;
     var container = appConfig.mainContainer;
     var viewer = appConfig.viewerContainer;
     self.pdfViewer = new PDFViewer({
      container: container,
      viewer: viewer,
      eventBus: eventBus,
      renderingQueue: pdfRenderingQueue,
      linkService: pdfLinkService,
      downloadManager: downloadManager,
      renderer: self.viewerPrefs['renderer'],
      enhanceTextSelection: self.viewerPrefs['enhanceTextSelection'],
      renderInteractiveForms: self.viewerPrefs['renderInteractiveForms']
     });
     pdfRenderingQueue.setViewer(self.pdfViewer);
     pdfLinkService.setViewer(self.pdfViewer);
     var thumbnailContainer = appConfig.sidebar.thumbnailView;
     self.pdfThumbnailViewer = new PDFThumbnailViewer({
      container: thumbnailContainer,
      renderingQueue: pdfRenderingQueue,
      linkService: pdfLinkService
     });
     pdfRenderingQueue.setThumbnailViewer(self.pdfThumbnailViewer);
     self.pdfHistory = new PDFHistory({
      linkService: pdfLinkService,
      eventBus: eventBus
     });
     pdfLinkService.setHistory(self.pdfHistory);
     self.findController = new PDFFindController({ pdfViewer: self.pdfViewer });
     self.findController.onUpdateResultsCount = function (matchCount) {
      if (self.supportsIntegratedFind) {
       return;
      }
      self.findBar.updateResultsCount(matchCount);
     };
     self.findController.onUpdateState = function (state, previous, matchCount) {
      if (self.supportsIntegratedFind) {
       self.externalServices.updateFindControlState({
        result: state,
        findPrevious: previous
       });
      } else {
       self.findBar.updateUIState(state, previous, matchCount);
      }
     };
     self.pdfViewer.setFindController(self.findController);
     var findBarConfig = Object.create(appConfig.findBar);
     findBarConfig.findController = self.findController;
     findBarConfig.eventBus = eventBus;
     self.findBar = new PDFFindBar(findBarConfig);
     self.overlayManager = OverlayManager;
     self.handTool = new HandTool({
      container: container,
      eventBus: eventBus
     });
     self.pdfDocumentProperties = new PDFDocumentProperties(appConfig.documentProperties);
     self.toolbar = new Toolbar(appConfig.toolbar, container, eventBus);
     self.secondaryToolbar = new SecondaryToolbar(appConfig.secondaryToolbar, container, eventBus);
     if (self.supportsFullscreen) {
      self.pdfPresentationMode = new PDFPresentationMode({
       container: container,
       viewer: viewer,
       pdfViewer: self.pdfViewer,
       eventBus: eventBus,
       contextMenuItems: appConfig.fullscreen
      });
     }
     self.passwordPrompt = new PasswordPrompt(appConfig.passwordOverlay);
     self.pdfOutlineViewer = new PDFOutlineViewer({
      container: appConfig.sidebar.outlineView,
      eventBus: eventBus,
      linkService: pdfLinkService
     });
     self.pdfAttachmentViewer = new PDFAttachmentViewer({
      container: appConfig.sidebar.attachmentsView,
      eventBus: eventBus,
      downloadManager: downloadManager
     });
     var sidebarConfig = Object.create(appConfig.sidebar);
     sidebarConfig.pdfViewer = self.pdfViewer;
     sidebarConfig.pdfThumbnailViewer = self.pdfThumbnailViewer;
     sidebarConfig.pdfOutlineViewer = self.pdfOutlineViewer;
     sidebarConfig.eventBus = eventBus;
     self.pdfSidebar = new PDFSidebar(sidebarConfig);
     self.pdfSidebar.onToggled = self.forceRendering.bind(self);
     resolve(undefined);
    });
   },
   run: function pdfViewRun(config) {
    this.initialize(config).then(webViewerInitialized);
   },
   zoomIn: function pdfViewZoomIn(ticks) {
    var newScale = this.pdfViewer.currentScale;
    do {
     newScale = (newScale * DEFAULT_SCALE_DELTA).toFixed(2);
     newScale = Math.ceil(newScale * 10) / 10;
     newScale = Math.min(MAX_SCALE, newScale);
    } while (--ticks > 0 && newScale < MAX_SCALE);
    this.pdfViewer.currentScaleValue = newScale;
   },
   zoomOut: function pdfViewZoomOut(ticks) {
    var newScale = this.pdfViewer.currentScale;
    do {
     newScale = (newScale / DEFAULT_SCALE_DELTA).toFixed(2);
     newScale = Math.floor(newScale * 10) / 10;
     newScale = Math.max(MIN_SCALE, newScale);
    } while (--ticks > 0 && newScale > MIN_SCALE);
    this.pdfViewer.currentScaleValue = newScale;
   },
   get pagesCount() {
    return this.pdfDocument ? this.pdfDocument.numPages : 0;
   },
   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;
    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 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 ProgressBar('#loadingBar', {});
    return pdfjsLib.shadow(this, 'loadingBar', bar);
   },
   get supportedMouseWheelZoomModifierKeys() {
    return this.externalServices.supportedMouseWheelZoomModifierKeys;
   },
   initPassiveLoading: function pdfViewInitPassiveLoading() {
    throw new Error('Not implemented: initPassiveLoading');
   },
   setTitleUsingUrl: function pdfViewSetTitleUsingUrl(url) {
    this.url = url;
    this.baseUrl = url.split('#')[0];
    try {
     this.setTitle(decodeURIComponent(pdfjsLib.getFilenameFromUrl(url)) || url);
    } catch (e) {
     this.setTitle(url);
    }
   },
   setTitle: function pdfViewSetTitle(title) {
    if (this.isViewerEmbedded) {
     return;
    }
    document.title = title;
   },
   close: function pdfViewClose() {
    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.store = null;
    this.isInitialViewSet = 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 pdfViewOpen(file, args) {
    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 () {
      Preferences.reload();
      return this.open(file, args);
     }.bind(this));
    }
    var parameters = Object.create(null), scale;
    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 self = this;
    self.downloadComplete = false;
    var loadingTask = pdfjsLib.getDocument(parameters);
    this.pdfLoadingTask = loadingTask;
    loadingTask.onPassword = function passwordNeeded(updateCallback, reason) {
     self.passwordPrompt.setUpdateCallback(updateCallback, reason);
     self.passwordPrompt.open();
    };
    loadingTask.onProgress = function getDocumentProgress(progressData) {
     self.progress(progressData.loaded / progressData.total);
    };
    loadingTask.onUnsupportedFeature = this.fallback.bind(this);
    return loadingTask.promise.then(function getDocumentCallback(pdfDocument) {
     self.load(pdfDocument, scale);
    }, function getDocumentError(exception) {
     var message = exception && exception.message;
     var loadingErrorMessage = mozL10n.get('loading_error', null, 'An error occurred while loading the PDF.');
     if (exception instanceof pdfjsLib.InvalidPDFException) {
      loadingErrorMessage = mozL10n.get('invalid_file_error', null, 'Invalid or corrupted PDF file.');
     } else if (exception instanceof pdfjsLib.MissingPDFException) {
      loadingErrorMessage = mozL10n.get('missing_file_error', null, 'Missing PDF file.');
     } else if (exception instanceof pdfjsLib.UnexpectedResponseException) {
      loadingErrorMessage = mozL10n.get('unexpected_response_error', null, 'Unexpected server response.');
     }
     var moreInfo = { message: message };
     self.error(loadingErrorMessage, moreInfo);
     throw new Error(loadingErrorMessage);
    });
   },
   download: function pdfViewDownload() {
    function downloadByUrl() {
     downloadManager.downloadUrl(url, filename);
    }
    var url = this.baseUrl;
    var filename = getPDFFileNameFromURL(url);
    var downloadManager = this.downloadManager;
    downloadManager.onerror = function (err) {
     PDFViewerApplication.error('PDF failed to download.');
    };
    if (!this.pdfDocument) {
     downloadByUrl();
     return;
    }
    if (!this.downloadComplete) {
     downloadByUrl();
     return;
    }
    this.pdfDocument.getData().then(function getDataSuccess(data) {
     var blob = pdfjsLib.createBlob(data, 'application/pdf');
     downloadManager.download(blob, url, filename);
    }, downloadByUrl).then(null, downloadByUrl);
   },
   fallback: function pdfViewFallback(featureId) {
   },
   error: function pdfViewError(message, moreInfo) {
    var moreInfoText = mozL10n.get('error_version_info', {
     version: pdfjsLib.version || '?',
     build: pdfjsLib.build || '?'
    }, 'PDF.js v{{version}} (build: {{build}})') + '\n';
    if (moreInfo) {
     moreInfoText += mozL10n.get('error_message', { message: moreInfo.message }, 'Message: {{message}}');
     if (moreInfo.stack) {
      moreInfoText += '\n' + mozL10n.get('error_stack', { stack: moreInfo.stack }, 'Stack: {{stack}}');
     } else {
      if (moreInfo.filename) {
       moreInfoText += '\n' + mozL10n.get('error_file', { file: moreInfo.filename }, 'File: {{file}}');
      }
      if (moreInfo.lineNumber) {
       moreInfoText += '\n' + mozL10n.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 = noContextMenuHandler;
    lessInfoButton.oncontextmenu = noContextMenuHandler;
    closeButton.oncontextmenu = noContextMenuHandler;
    moreInfoButton.removeAttribute('hidden');
    lessInfoButton.setAttribute('hidden', 'true');
    errorMoreInfo.value = moreInfoText;
   },
   progress: function pdfViewProgress(level) {
    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 () {
       this.loadingBar.hide();
       this.disableAutoFetchLoadingBarTimeout = null;
      }.bind(this), DISABLE_AUTO_FETCH_LOADING_BAR_TIMEOUT);
     }
    }
   },
   load: function pdfViewLoad(pdfDocument, scale) {
    var self = this;
    scale = scale || UNKNOWN_SCALE;
    this.pdfDocument = pdfDocument;
    this.pdfDocumentProperties.setDocumentAndUrl(pdfDocument, this.url);
    var downloadedPromise = pdfDocument.getDownloadInfo().then(function () {
     self.downloadComplete = true;
     self.loadingBar.hide();
    });
    this.toolbar.setPagesCount(pdfDocument.numPages, false);
    this.secondaryToolbar.setPagesCount(pdfDocument.numPages);
    var id = this.documentFingerprint = pdfDocument.fingerprint;
    var store = this.store = new ViewHistory(id);
    var baseDocumentUrl;
    baseDocumentUrl = null;
    this.pdfLinkService.setDocument(pdfDocument, baseDocumentUrl);
    var pdfViewer = this.pdfViewer;
    pdfViewer.currentScale = scale;
    pdfViewer.setDocument(pdfDocument);
    var firstPagePromise = pdfViewer.firstPagePromise;
    var pagesPromise = pdfViewer.pagesPromise;
    var onePageRendered = pdfViewer.onePageRendered;
    this.pageRotation = 0;
    var pdfThumbnailViewer = this.pdfThumbnailViewer;
    pdfThumbnailViewer.setDocument(pdfDocument);
    firstPagePromise.then(function (pdfPage) {
     downloadedPromise.then(function () {
      self.eventBus.dispatch('documentload', { source: self });
     });
     self.loadingBar.setWidth(self.appConfig.viewerContainer);
     if (!pdfjsLib.PDFJS.disableHistory && !self.isViewerEmbedded) {
      if (!self.viewerPrefs['showPreviousViewOnLoad']) {
       self.pdfHistory.clearHistoryState();
      }
      self.pdfHistory.initialize(self.documentFingerprint);
      if (self.pdfHistory.initialDestination) {
       self.initialDestination = self.pdfHistory.initialDestination;
      } else if (self.pdfHistory.initialBookmark) {
       self.initialBookmark = self.pdfHistory.initialBookmark;
      }
     }
     var initialParams = {
      destination: self.initialDestination,
      bookmark: self.initialBookmark,
      hash: null
     };
     store.initializedPromise.then(function resolved() {
      var storedHash = null, sidebarView = null;
      if (self.viewerPrefs['showPreviousViewOnLoad'] && store.get('exists', false)) {
       var pageNum = store.get('page', '1');
       var zoom = self.viewerPrefs['defaultZoomValue'] || store.get('zoom', DEFAULT_SCALE_VALUE);
       var left = store.get('scrollLeft', '0');
       var top = store.get('scrollTop', '0');
       storedHash = 'page=' + pageNum + '&zoom=' + zoom + ',' + left + ',' + top;
       sidebarView = store.get('sidebarView', SidebarView.NONE);
      } else if (self.viewerPrefs['defaultZoomValue']) {
       storedHash = 'page=1&zoom=' + self.viewerPrefs['defaultZoomValue'];
      }
      self.setInitialView(storedHash, {
       scale: scale,
       sidebarView: sidebarView
      });
      initialParams.hash = storedHash;
      if (!self.isViewerEmbedded) {
       self.pdfViewer.focus();
      }
     }, function rejected(reason) {
      console.error(reason);
      self.setInitialView(null, { scale: scale });
     });
     pagesPromise.then(function resolved() {
      if (!initialParams.destination && !initialParams.bookmark && !initialParams.hash) {
       return;
      }
      if (self.hasEqualPageSizes) {
       return;
      }
      self.initialDestination = initialParams.destination;
      self.initialBookmark = initialParams.bookmark;
      self.pdfViewer.currentScaleValue = self.pdfViewer.currentScaleValue;
      self.setInitialView(initialParams.hash);
     });
    });
    pdfDocument.getPageLabels().then(function (labels) {
     if (!labels || self.viewerPrefs['disablePageLabels']) {
      return;
     }
     var i = 0, numLabels = labels.length;
     if (numLabels !== self.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);
     self.toolbar.setPagesCount(pdfDocument.numPages, true);
     self.toolbar.setPageNumber(pdfViewer.currentPageNumber, pdfViewer.currentPageLabel);
    });
    pagesPromise.then(function () {
     if (self.supportsPrinting) {
      pdfDocument.getJavaScript().then(function (javaScript) {
       if (javaScript.length) {
        console.warn('Warning: JavaScript is not supported');
        self.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,
     animationStarted
    ]).then(function () {
     pdfDocument.getOutline().then(function (outline) {
      self.pdfOutlineViewer.render({ outline: outline });
     });
     pdfDocument.getAttachments().then(function (attachments) {
      self.pdfAttachmentViewer.render({ attachments: attachments });
     });
    });
    pdfDocument.getMetadata().then(function (data) {
     var info = data.info, metadata = data.metadata;
     self.documentInfo = info;
     self.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;
     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) {
      self.setTitle(pdfTitle + ' - ' + document.title);
     }
     if (info.IsAcroFormPresent) {
      console.warn('Warning: AcroForm/XFA is not supported');
      self.fallback(pdfjsLib.UNSUPPORTED_FEATURES.forms);
     }
    });
   },
   setInitialView: function pdfViewSetInitialView(storedHash, options) {
    var scale = options && options.scale;
    var sidebarView = options && options.sidebarView;
    this.isInitialViewSet = true;
    this.pdfSidebar.setInitialView(this.viewerPrefs['sidebarViewOnLoad'] || sidebarView | 0);
    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 = DEFAULT_SCALE_VALUE;
    }
   },
   cleanup: function pdfViewCleanup() {
    if (!this.pdfDocument) {
     return;
    }
    this.pdfViewer.cleanup();
    this.pdfThumbnailViewer.cleanup();
    if (this.pdfViewer.renderer !== RendererType.SVG) {
     this.pdfDocument.cleanup();
    }
   },
   forceRendering: function pdfViewForceRendering() {
    this.pdfRenderingQueue.printing = this.printing;
    this.pdfRenderingQueue.isThumbnailViewEnabled = this.pdfSidebar.isThumbnailViewVisible;
    this.pdfRenderingQueue.renderHighestPriority();
   },
   beforePrint: function pdfViewSetupBeforePrint() {
    if (this.printService) {
     return;
    }
    if (!this.supportsPrinting) {
     var printMessage = mozL10n.get('printing_not_supported', null, 'Warning: Printing is not fully supported by this browser.');
     this.error(printMessage);
     return;
    }
    if (!this.pdfViewer.pageViewsReady) {
     var notReadyMessage = mozL10n.get('printing_not_ready', null, 'Warning: The PDF is not fully loaded for printing.');
     window.alert(notReadyMessage);
     return;
    }
    var pagesOverview = this.pdfViewer.getPagesOverview();
    var printContainer = this.appConfig.printContainer;
    var printService = PDFPrintServiceFactory.instance.createPrintService(this.pdfDocument, pagesOverview, printContainer);
    this.printService = printService;
    this.forceRendering();
    printService.layout();
   },
   get hasEqualPageSizes() {
    var firstPage = this.pdfViewer.getPageView(0);
    for (var i = 1, ii = this.pagesCount; i < ii; ++i) {
     var pageView = this.pdfViewer.getPageView(i);
     if (pageView.width !== firstPage.width || pageView.height !== firstPage.height) {
      return false;
     }
    }
    return true;
   },
   afterPrint: function pdfViewSetupAfterPrint() {
    if (this.printService) {
     this.printService.destroy();
     this.printService = null;
    }
    this.forceRendering();
   },
   rotatePages: function pdfViewRotatePages(delta) {
    var pageNumber = this.page;
    this.pageRotation = (this.pageRotation + 360 + delta) % 360;
    this.pdfViewer.pagesRotation = this.pageRotation;
    this.pdfThumbnailViewer.pagesRotation = this.pageRotation;
    this.forceRendering();
    this.pdfViewer.currentPageNumber = pageNumber;
   },
   requestPresentationMode: function pdfViewRequestPresentationMode() {
    if (!this.pdfPresentationMode) {
     return;
    }
    this.pdfPresentationMode.request();
   },
   bindEvents: function pdfViewBindEvents() {
    var eventBus = this.eventBus;
    eventBus.on('resize', webViewerResize);
    eventBus.on('hashchange', webViewerHashchange);
    eventBus.on('beforeprint', this.beforePrint.bind(this));
    eventBus.on('afterprint', this.afterPrint.bind(this));
    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 pdfViewBindWindowEvents() {
    var eventBus = this.eventBus;
    window.addEventListener('wheel', webViewerWheel);
    window.addEventListener('click', webViewerClick);
    window.addEventListener('keydown', webViewerKeyDown);
    window.addEventListener('resize', function windowResize() {
     eventBus.dispatch('resize');
    });
    window.addEventListener('hashchange', function windowHashChange() {
     eventBus.dispatch('hashchange', { hash: document.location.hash.substring(1) });
    });
    window.addEventListener('beforeprint', function windowBeforePrint() {
     eventBus.dispatch('beforeprint');
    });
    window.addEventListener('afterprint', function windowAfterPrint() {
     eventBus.dispatch('afterprint');
    });
    window.addEventListener('change', function windowChange(evt) {
     var files = evt.target.files;
     if (!files || files.length === 0) {
      return;
     }
     eventBus.dispatch('fileinputchange', { fileInput: evt.target });
    });
   }
  };
  var validateFileURL;
  var HOSTED_VIEWER_ORIGINS = [
   'null',
   'http://mozilla.github.io',
   'https://mozilla.github.io'
  ];
  validateFileURL = function validateFileURL(file) {
   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 (e) {
    var message = e && e.message;
    var loadingErrorMessage = mozL10n.get('loading_error', null, 'An error occurred while loading the PDF.');
    var moreInfo = { message: message };
    PDFViewerApplication.error(loadingErrorMessage, moreInfo);
    throw e;
   }
  };
  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(pdfjsLib, 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 file;
   var queryString = document.location.search.substring(1);
   var params = parseQueryString(queryString);
   file = 'file' in params ? params.file : DEFAULT_URL;
   validateFileURL(file);
   var waitForBeforeOpening = [];
   var appConfig = PDFViewerApplication.appConfig;
   var fileInput = document.createElement('input');
   fileInput.id = appConfig.openFileInputName;
   fileInput.className = 'fileInput';
   fileInput.setAttribute('type', 'file');
   fileInput.oncontextmenu = 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;
   }
   var PDFJS = pdfjsLib.PDFJS;
   if (PDFViewerApplication.viewerPrefs['pdfBugEnabled']) {
    var hash = document.location.hash.substring(1);
    var hashParams = parseQueryString(hash);
    if ('disableworker' in hashParams) {
     PDFJS.disableWorker = hashParams['disableworker'] === 'true';
    }
    if ('disablerange' in hashParams) {
     PDFJS.disableRange = hashParams['disablerange'] === 'true';
    }
    if ('disablestream' in hashParams) {
     PDFJS.disableStream = hashParams['disablestream'] === 'true';
    }
    if ('disableautofetch' in hashParams) {
     PDFJS.disableAutoFetch = hashParams['disableautofetch'] === 'true';
    }
    if ('disablefontface' in hashParams) {
     PDFJS.disableFontFace = hashParams['disablefontface'] === 'true';
    }
    if ('disablehistory' in hashParams) {
     PDFJS.disableHistory = hashParams['disablehistory'] === 'true';
    }
    if ('webgl' in hashParams) {
     PDFJS.disableWebGL = hashParams['webgl'] !== 'true';
    }
    if ('useonlycsszoom' in hashParams) {
     PDFJS.useOnlyCssZoom = hashParams['useonlycsszoom'] === 'true';
    }
    if ('verbosity' in hashParams) {
     PDFJS.verbosity = hashParams['verbosity'] | 0;
    }
    if ('ignorecurrentpositiononzoom' in hashParams) {
     PDFJS.ignoreCurrentPositionOnZoom = hashParams['ignorecurrentpositiononzoom'] === 'true';
    }
    if ('locale' in hashParams) {
     PDFJS.locale = hashParams['locale'];
    }
    if ('textlayer' in hashParams) {
     switch (hashParams['textlayer']) {
     case 'off':
      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) {
     PDFJS.pdfBug = true;
     var pdfBug = hashParams['pdfbug'];
     var enabled = pdfBug.split(',');
     waitForBeforeOpening.push(loadAndEnablePDFBug(enabled));
    }
   }
   mozL10n.setLanguage(PDFJS.locale);
   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 (e) {
    if (e.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.error(mozL10n.get('loading_error', null, 'An error occurred while opening.'), reason);
   });
  }
  var webViewerOpenFileViaURL;
  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 (e) {
     PDFViewerApplication.error(mozL10n.get('loading_error', null, 'An error occurred while loading the PDF.'), e);
    }
    return;
   }
   if (file) {
    PDFViewerApplication.open(file);
   }
  };
  function webViewerPageRendered(e) {
   var pageNumber = e.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.error(mozL10n.get('rendering_error', null, 'An error occurred while rendering the page.'), pageView.error);
   }
  }
  function webViewerTextLayerRendered(e) {
  }
  function webViewerPageMode(e) {
   var mode = e.mode, view;
   switch (mode) {
   case 'thumbs':
    view = SidebarView.THUMBS;
    break;
   case 'bookmarks':
   case 'outline':
    view = SidebarView.OUTLINE;
    break;
   case 'attachments':
    view = SidebarView.ATTACHMENTS;
    break;
   case 'none':
    view = SidebarView.NONE;
    break;
   default:
    console.error('Invalid "pagemode" hash parameter: ' + mode);
    return;
   }
   PDFViewerApplication.pdfSidebar.switchView(view, true);
  }
  function webViewerNamedAction(e) {
   var action = e.action;
   switch (action) {
   case 'GoToPage':
    PDFViewerApplication.appConfig.toolbar.pageNumber.select();
    break;
   case 'Find':
    if (!PDFViewerApplication.supportsIntegratedFind) {
     PDFViewerApplication.findBar.toggle();
    }
    break;
   }
  }
  function webViewerPresentationModeChanged(e) {
   var active = e.active;
   var switchInProgress = e.switchInProgress;
   PDFViewerApplication.pdfViewer.presentationModeState = switchInProgress ? PresentationModeState.CHANGING : active ? PresentationModeState.FULLSCREEN : PresentationModeState.NORMAL;
  }
  function webViewerSidebarViewChanged(e) {
   PDFViewerApplication.pdfRenderingQueue.isThumbnailViewEnabled = PDFViewerApplication.pdfSidebar.isThumbnailViewVisible;
   var store = PDFViewerApplication.store;
   if (!store || !PDFViewerApplication.isInitialViewSet) {
    return;
   }
   store.initializedPromise.then(function () {
    store.set('sidebarView', e.view).catch(function () {
    });
   });
  }
  function webViewerUpdateViewarea(e) {
   var location = e.location, store = PDFViewerApplication.store;
   if (store) {
    store.initializedPromise.then(function () {
     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 !== RenderingStates.FINISHED;
   PDFViewerApplication.toolbar.updateLoadingIndicatorState(loading);
  }
  function webViewerResize() {
   var currentScaleValue = PDFViewerApplication.pdfViewer.currentScaleValue;
   if (currentScaleValue === 'auto' || currentScaleValue === 'page-fit' || currentScaleValue === 'page-width') {
    PDFViewerApplication.pdfViewer.currentScaleValue = currentScaleValue;
   } else if (!currentScaleValue) {
    PDFViewerApplication.pdfViewer.currentScaleValue = DEFAULT_SCALE_VALUE;
   }
   PDFViewerApplication.pdfViewer.update();
  }
  function webViewerHashchange(e) {
   if (PDFViewerApplication.pdfHistory.isHashChangeUnlocked) {
    var hash = e.hash;
    if (!hash) {
     return;
    }
    if (!PDFViewerApplication.isInitialViewSet) {
     PDFViewerApplication.initialBookmark = hash;
    } else {
     PDFViewerApplication.pdfLinkService.setHash(hash);
    }
   }
  }
  var webViewerFileInputChange;
  webViewerFileInputChange = function webViewerFileInputChange(e) {
   var file = e.fileInput.files[0];
   if (!pdfjsLib.PDFJS.disableCreateObjectURL && typeof URL !== 'undefined' && URL.createObjectURL) {
    PDFViewerApplication.open(URL.createObjectURL(file));
   } else {
    var fileReader = new FileReader();
    fileReader.onload = function webViewerChangeFileReaderOnload(evt) {
     var buffer = evt.target.result;
     var uint8Array = new Uint8Array(buffer);
     PDFViewerApplication.open(uint8Array);
    };
    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(e) {
   var pdfViewer = PDFViewerApplication.pdfViewer;
   pdfViewer.currentPageLabel = e.value;
   if (e.value !== pdfViewer.currentPageNumber.toString() && e.value !== pdfViewer.currentPageLabel) {
    PDFViewerApplication.toolbar.setPageNumber(pdfViewer.currentPageNumber, pdfViewer.currentPageLabel);
   }
  }
  function webViewerScaleChanged(e) {
   PDFViewerApplication.pdfViewer.currentScaleValue = e.value;
  }
  function webViewerRotateCw() {
   PDFViewerApplication.rotatePages(90);
  }
  function webViewerRotateCcw() {
   PDFViewerApplication.rotatePages(-90);
  }
  function webViewerDocumentProperties() {
   PDFViewerApplication.pdfDocumentProperties.open();
  }
  function webViewerFind(e) {
   PDFViewerApplication.findController.executeCommand('find' + e.type, {
    query: e.query,
    phraseSearch: e.phraseSearch,
    caseSensitive: e.caseSensitive,
    highlightAll: e.highlightAll,
    findPrevious: e.findPrevious
   });
  }
  function webViewerFindFromUrlHash(e) {
   PDFViewerApplication.findController.executeCommand('find', {
    query: e.query,
    phraseSearch: e.phraseSearch,
    caseSensitive: false,
    highlightAll: true,
    findPrevious: false
   });
  }
  function webViewerScaleChanging(e) {
   PDFViewerApplication.toolbar.setPageScale(e.presetValue, e.scale);
   PDFViewerApplication.pdfViewer.update();
  }
  function webViewerPageChanging(e) {
   var page = e.pageNumber;
   PDFViewerApplication.toolbar.setPageNumber(page, e.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;
  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 = 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 (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 = 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 72:
     if (!isViewerInPresentationMode) {
      PDFViewerApplication.handTool.toggle();
     }
     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();
   }
  }
  localized.then(function webViewerLocalized() {
   document.getElementsByTagName('html')[0].dir = mozL10n.getDirection();
  });
  var PDFPrintServiceFactory = {
   instance: {
    supportsPrinting: false,
    createPrintService: function () {
     throw new Error('Not implemented: createPrintService');
    }
   }
  };
  exports.PDFViewerApplication = PDFViewerApplication;
  exports.DefaultExernalServices = DefaultExernalServices;
  exports.PDFPrintServiceFactory = PDFPrintServiceFactory;
 }));
 (function (root, factory) {
  factory(root.pdfjsWebPDFPrintService = {}, root.pdfjsWebUIUtils, root.pdfjsWebOverlayManager, root.pdfjsWebApp, root.pdfjsWebPDFJS);
 }(this, function (exports, uiUtils, overlayManager, app, pdfjsLib) {
  var mozL10n = uiUtils.mozL10n;
  var CSS_UNITS = uiUtils.CSS_UNITS;
  var PDFPrintServiceFactory = app.PDFPrintServiceFactory;
  var OverlayManager = overlayManager.OverlayManager;
  var activeService = 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 * CSS_UNITS) + 'px';
   var height = Math.floor(size.height * 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),
     intent: 'print'
    };
    return pdfPage.render(renderContext).promise;
   }).then(function () {
    return {
     width: width,
     height: height
    };
   });
  }
  function PDFPrintService(pdfDocument, pagesOverview, printContainer) {
   this.pdfDocument = pdfDocument;
   this.pagesOverview = pagesOverview;
   this.printContainer = printContainer;
   this.currentPage = -1;
   this.scratchCanvas = document.createElement('canvas');
  }
  PDFPrintService.prototype = {
   layout: function () {
    this.throwIfInactive();
    var pdfDocument = this.pdfDocument;
    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 () {
    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 () {
    var pageCount = this.pagesOverview.length;
    var renderNextPage = function (resolve, reject) {
     this.throwIfInactive();
     if (++this.currentPage >= pageCount) {
      renderProgress(pageCount, pageCount);
      resolve();
      return;
     }
     var index = this.currentPage;
     renderProgress(index, pageCount);
     renderPage(this, this.pdfDocument, index + 1, this.pagesOverview[index]).then(this.useRenderedPage.bind(this)).then(function () {
      renderNextPage(resolve, reject);
     }, reject);
    }.bind(this);
    return new Promise(renderNextPage);
   },
   useRenderedPage: function (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 () {
    this.throwIfInactive();
    return new Promise(function (resolve) {
     setTimeout(function () {
      if (!this.active) {
       resolve();
       return;
      }
      print.call(window);
      setTimeout(resolve, 20);
     }.bind(this), 0);
    }.bind(this));
   },
   get active() {
    return this === activeService;
   },
   throwIfInactive: function () {
    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.');
     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) {
   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;
   progressPerc.textContent = mozL10n.get('print_progress_percent', { progress: progress }, progress + '%');
  }
  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 (event) {
    if (event.detail !== 'custom' && event.stopImmediatePropagation) {
     event.stopImmediatePropagation();
    }
   };
   window.addEventListener('beforeprint', stopPropagationIfNeeded, false);
   window.addEventListener('afterprint', stopPropagationIfNeeded, false);
  }
  var overlayPromise;
  function ensureOverlay() {
   if (!overlayPromise) {
    overlayPromise = OverlayManager.register('printServiceOverlay', document.getElementById('printServiceOverlay'), abort, true);
    document.getElementById('printCancel').onclick = abort;
   }
   return overlayPromise;
  }
  PDFPrintServiceFactory.instance = {
   supportsPrinting: true,
   createPrintService: function (pdfDocument, pagesOverview, printContainer) {
    if (activeService) {
     throw new Error('The print service is created and active.');
    }
    activeService = new PDFPrintService(pdfDocument, pagesOverview, printContainer);
    return activeService;
   }
  };
  exports.PDFPrintService = PDFPrintService;
 }));
}.call(pdfjsWebLibs));

} ; 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'),
  toggleHandToolButton: document.getElementById('toggleHandTool'),
  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'
};

} function webViewerLoad() {

var config = getViewerConfiguration();
window.PDFViewerApplication = pdfjsWebLibs.pdfjsWebApp.PDFViewerApplication;
pdfjsWebLibs.pdfjsWebApp.PDFViewerApplication.run(config);

} document.addEventListener('DOMContentLoaded', webViewerLoad, true);