From 0c6ae5ab08f72138dd47912eade4438b4f9e2eea Mon Sep 17 00:00:00 2001
From: Alon Levy <alevy@redhat.com>
Date: Fri, 21 Jun 2013 01:51:47 +0300
Subject: [PATCH] pdf: remove two unused files (we use pdf.js in an iframe, no
 need for our own bastard copy)

Signed-off-by: Alon Levy <alevy@redhat.com>
---
 mediagoblin/static/css/pdf_viewer.css | 1448 ----------
 mediagoblin/static/js/pdf_viewer.js   | 3615 -------------------------
 2 files changed, 5063 deletions(-)
 delete mode 100644 mediagoblin/static/css/pdf_viewer.css
 delete mode 100644 mediagoblin/static/js/pdf_viewer.js

diff --git a/mediagoblin/static/css/pdf_viewer.css b/mediagoblin/static/css/pdf_viewer.css
deleted file mode 100644
index c04c8981..00000000
--- a/mediagoblin/static/css/pdf_viewer.css
+++ /dev/null
@@ -1,1448 +0,0 @@
-/* Copyright 2012 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.
- */
-
-* {
-  padding: 0;
-  margin: 0;
-}
-
-html {
-  height: 100%;
-}
-
-body {
-  height: 100%;
-  background-color: #404040;
-  background-image: url(../extlib/pdf.js/web/images/texture.png);
-}
-
-body,
-input,
-button,
-select {
-  font: message-box;
-}
-
-.hidden {
-  display: none;
-}
-[hidden] {
-  display: none !important;
-}
-
-#viewerContainer:-webkit-full-screen {
-  top: 0px;
-  border-top: 2px solid transparent;
-  background-color: #404040;
-  background-image: url(../extlib/pdf.js/web/images/texture.png);
-  width: 100%;
-  height: 100%;
-  overflow: hidden;
-  cursor: none;
-}
-
-#viewerContainer:-moz-full-screen {
-  top: 0px;
-  border-top: 2px solid transparent;
-  background-color: #404040;
-  background-image: url(../extlib/pdf.js/web/images/texture.png);
-  width: 100%;
-  height: 100%;
-  overflow: hidden;
-  cursor: none;
-}
-
-#viewerContainer:fullscreen {
-  top: 0px;
-  border-top: 2px solid transparent;
-  background-color: #404040;
-  background-image: url(../extlib/pdf.js/web/images/texture.png);
-  width: 100%;
-  height: 100%;
-  overflow: hidden;
-  cursor: none;
-}
-
-
-:-webkit-full-screen .page {
-  margin-bottom: 100%;
-}
-
-:-moz-full-screen .page {
-  margin-bottom: 100%;
-}
-
-:fullscreen .page {
-  margin-bottom: 100%;
-}
-
-#viewerContainer.presentationControls {
-  cursor: default;
-}
-
-/* outer/inner center provides horizontal center */
-html[dir='ltr'] .outerCenter {
-  float: right;
-  position: relative;
-  right: 50%;
-}
-html[dir='rtl'] .outerCenter {
-  float: left;
-  position: relative;
-  left: 50%;
-}
-html[dir='ltr'] .innerCenter {
-  float: right;
-  position: relative;
-  right: -50%;
-}
-html[dir='rtl'] .innerCenter {
-  float: left;
-  position: relative;
-  left: -50%;
-}
-
-#outerContainer {
-  width: 100%;
-  height: 100%;
-}
-
-#sidebarContainer {
-  left: 0;
-  right: 0;
-  height: 200px;
-  visibility: hidden;
-  -webkit-transition-duration: 200ms;
-  -webkit-transition-timing-function: ease;
-  -moz-transition-duration: 200ms;
-  -moz-transition-timing-function: ease;
-  -ms-transition-duration: 200ms;
-  -ms-transition-timing-function: ease;
-  -o-transition-duration: 200ms;
-  -o-transition-timing-function: ease;
-  transition-duration: 200ms;
-  transition-timing-function: ease;
-
-}
-html[dir='ltr'] #sidebarContainer {
-  -webkit-transition-property: top;
-  -moz-transition-property: top;
-  -ms-transition-property: top;
-  -o-transition-property: top;
-  transition-property: top;
-  top: -200px;
-}
-html[dir='rtl'] #sidebarContainer {
-  -webkit-transition-property: top;
-  -ms-transition-property: top;
-  -o-transition-property: top;
-  transition-property: top;
-  top: -200px;
-}
-
-#outerContainer.sidebarMoving > #sidebarContainer,
-#outerContainer.sidebarOpen > #sidebarContainer {
-  visibility: visible;
-}
-html[dir='ltr'] #outerContainer.sidebarOpen > #sidebarContainer {
-  left: 0px;
-}
-html[dir='rtl'] #outerContainer.sidebarOpen > #sidebarContainer {
-  right: 0px;
-}
-
-#mainContainer {
-  top: 0;
-  right: 0;
-  bottom: 0;
-  left: 0;
-  min-width: 320px;
-  -webkit-transition-duration: 200ms;
-  -webkit-transition-timing-function: ease;
-  -moz-transition-duration: 200ms;
-  -moz-transition-timing-function: ease;
-  -ms-transition-duration: 200ms;
-  -ms-transition-timing-function: ease;
-  -o-transition-duration: 200ms;
-  -o-transition-timing-function: ease;
-  transition-duration: 200ms;
-  transition-timing-function: ease;
-}
-html[dir='ltr'] #outerContainer.sidebarOpen > #mainContainer {
-  -webkit-transition-property: left;
-  -moz-transition-property: left;
-  -ms-transition-property: left;
-  -o-transition-property: left;
-  transition-property: left;
-  left: 200px;
-}
-html[dir='rtl'] #outerContainer.sidebarOpen > #mainContainer {
-  -webkit-transition-property: right;
-  -moz-transition-property: right;
-  -ms-transition-property: right;
-  -o-transition-property: right;
-  transition-property: right;
-  right: 200px;
-}
-
-#sidebarContent {
-  top: 32px;
-  bottom: 0;
-  overflow: auto;
-  height: 200px;
-
-  background-color: hsla(0,0%,0%,.1);
-  box-shadow: inset -1px 0 0 hsla(0,0%,0%,.25);
-}
-html[dir='ltr'] #sidebarContent {
-  left: 0;
-}
-html[dir='rtl'] #sidebarContent {
-  right: 0;
-}
-
-#viewerContainer {
-  overflow: auto;
-  box-shadow: inset 1px 0 0 hsla(0,0%,100%,.05);
-  top: 32px;
-  right: 0;
-  bottom: 0;
-  left: 0;
-  height: 480px;
-  width: 640px;
-}
-
-.toolbar {
-  left: 0;
-  right: 0;
-  height: 32px;
-  z-index: 9999;
-  cursor: default;
-}
-
-#toolbarContainer {
-  width: 100%;
-}
-
-#toolbarSidebar {
-  width: 200px;
-  height: 32px;
-  background-image: url(../extlib/pdf.js/web/images/texture.png),
-                    -webkit-linear-gradient(hsla(0,0%,30%,.99), hsla(0,0%,25%,.95));
-  background-image: url(../extlib/pdf.js/web/images/texture.png),
-                    -moz-linear-gradient(hsla(0,0%,30%,.99), hsla(0,0%,25%,.95));
-  background-image: url(../extlib/pdf.js/web/images/texture.png),
-                    -ms-linear-gradient(hsla(0,0%,30%,.99), hsla(0,0%,25%,.95));
-  background-image: url(../extlib/pdf.js/web/images/texture.png),
-                    -o-linear-gradient(hsla(0,0%,30%,.99), hsla(0,0%,25%,.95));
-  background-image: url(../extlib/pdf.js/web/images/texture.png),
-                    linear-gradient(hsla(0,0%,30%,.99), hsla(0,0%,25%,.95));
-  box-shadow: inset -1px 0 0 rgba(0, 0, 0, 0.25),
-
-              inset 0 -1px 0 hsla(0,0%,100%,.05),
-              0 1px 0 hsla(0,0%,0%,.15),
-              0 0 1px hsla(0,0%,0%,.1);
-}
-
-#toolbarViewer, .findbar {
-  position: relative;
-  height: 32px;
-  background-color: #474747; /* IE9 */
-  background-image: url(../extlib/pdf.js/web/images/texture.png),
-                    -webkit-linear-gradient(hsla(0,0%,32%,.99), hsla(0,0%,27%,.95));
-  background-image: url(../extlib/pdf.js/web/images/texture.png),
-                    -moz-linear-gradient(hsla(0,0%,32%,.99), hsla(0,0%,27%,.95));
-  background-image: url(../extlib/pdf.js/web/images/texture.png),
-                    -ms-linear-gradient(hsla(0,0%,32%,.99), hsla(0,0%,27%,.95));
-  background-image: url(../extlib/pdf.js/web/images/texture.png),
-                    -o-linear-gradient(hsla(0,0%,32%,.99), hsla(0,0%,27%,.95));
-  background-image: url(../extlib/pdf.js/web/images/texture.png),
-                    linear-gradient(hsla(0,0%,32%,.99), hsla(0,0%,27%,.95));
-  box-shadow: inset 1px 0 0 hsla(0,0%,100%,.08),
-              inset 0 1px 1px hsla(0,0%,0%,.15),
-              inset 0 -1px 0 hsla(0,0%,100%,.05),
-              0 1px 0 hsla(0,0%,0%,.15),
-              0 1px 1px hsla(0,0%,0%,.1);
-}
-
-.findbar {
-  top: 64px;
-  z-index: 10000;
-  height: 32px;
-
-  min-width: 16px;
-  padding: 0px 6px 0px 6px;
-  margin: 4px 2px 4px 2px;
-  color: hsl(0,0%,85%);
-  font-size: 12px;
-  line-height: 14px;
-  text-align: left;
-  cursor: default;
-}
-
-html[dir='ltr'] .findbar {
-  left: 68px;
-}
-
-html[dir='rtl'] .findbar {
-  right: 68px;
-}
-
-.findbar label {
-  -webkit-user-select: none;
-  -moz-user-select: none;
-}
-
-#findInput[data-status="pending"] {
-  background-image: url(../extlib/pdf.js/web/images/loading-small.png);
-  background-repeat: no-repeat;
-  background-position: right;
-}
-
-.doorHanger {
-  border: 1px solid hsla(0,0%,0%,.5);
-  border-radius: 2px;
-  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.3);
-}
-.doorHanger:after, .doorHanger:before {
-  bottom: 100%;
-  border: solid transparent;
-  content: " ";
-  height: 0;
-  width: 0;
-  pointer-events: none;
-}
-.doorHanger:after {
-  border-bottom-color: hsla(0,0%,32%,.99);
-  border-width: 8px;
-}
-.doorHanger:before {
-  border-bottom-color: hsla(0,0%,0%,.5);
-  border-width: 9px;
-}
-
-html[dir='ltr'] .doorHanger:after {
-  left: 13px;
-  margin-left: -8px;
-}
-
-html[dir='ltr'] .doorHanger:before {
-  left: 13px;
-  margin-left: -9px;
-}
-
-html[dir='rtl'] .doorHanger:after {
-  right: 13px;
-  margin-right: -8px;
-}
-
-html[dir='rtl'] .doorHanger:before {
-  right: 13px;
-  margin-right: -9px;
-}
-
-#findMsg {
-  font-style: italic;
-  color: #A6B7D0;
-}
-
-.notFound {
-  background-color: rgb(255, 137, 153);
-}
-
-html[dir='ltr'] #toolbarViewerLeft {
-  margin-left: -1px;
-}
-html[dir='rtl'] #toolbarViewerRight {
-  margin-left: -1px;
-}
-
-
-html[dir='ltr'] #toolbarViewerLeft,
-html[dir='rtl'] #toolbarViewerRight {
-  position: absolute;
-  top: 0;
-  left: 0;
-}
-html[dir='ltr'] #toolbarViewerRight,
-html[dir='rtl'] #toolbarViewerLeft {
-  position: absolute;
-  top: 0;
-  right: 0;
-}
-html[dir='ltr'] #toolbarViewerLeft > *,
-html[dir='ltr'] #toolbarViewerMiddle > *,
-html[dir='ltr'] #toolbarViewerRight > *,
-html[dir='ltr'] .findbar > * {
-  float: left;
-}
-html[dir='rtl'] #toolbarViewerLeft > *,
-html[dir='rtl'] #toolbarViewerMiddle > *,
-html[dir='rtl'] #toolbarViewerRight > *,
-html[dir='rtl'] .findbar > * {
-  float: right;
-}
-
-html[dir='ltr'] .splitToolbarButton {
-  margin: 3px 2px 4px 0;
-  display: inline-block;
-}
-html[dir='rtl'] .splitToolbarButton {
-  margin: 3px 0 4px 2px;
-  display: inline-block;
-}
-html[dir='ltr'] .splitToolbarButton > .toolbarButton {
-  border-radius: 0;
-  float: left;
-}
-html[dir='rtl'] .splitToolbarButton > .toolbarButton {
-  border-radius: 0;
-  float: right;
-}
-
-.toolbarButton {
-  border: 0 none;
-  background-color: rgba(0, 0, 0, 0);
-  width: 32px;
-  height: 25px;
-}
-
-.toolbarButton > span {
-  display: inline-block;
-  width: 0;
-  height: 0;
-  overflow: hidden;
-}
-
-.toolbarButton[disabled] {
-  opacity: .5;
-}
-
-.toolbarButton.group {
-  margin-right: 0;
-}
-
-.splitToolbarButton.toggled .toolbarButton {
-  margin: 0;
-}
-
-.splitToolbarButton:hover > .toolbarButton,
-.splitToolbarButton:focus > .toolbarButton,
-.splitToolbarButton.toggled > .toolbarButton,
-.toolbarButton.textButton {
-  background-color: hsla(0,0%,0%,.12);
-  background-image: -webkit-linear-gradient(hsla(0,0%,100%,.05), hsla(0,0%,100%,0));
-  background-image: -moz-linear-gradient(hsla(0,0%,100%,.05), hsla(0,0%,100%,0));
-  background-image: -ms-linear-gradient(hsla(0,0%,100%,.05), hsla(0,0%,100%,0));
-  background-image: -o-linear-gradient(hsla(0,0%,100%,.05), hsla(0,0%,100%,0));
-  background-image: linear-gradient(hsla(0,0%,100%,.05), hsla(0,0%,100%,0));
-  background-clip: padding-box;
-  border: 1px solid hsla(0,0%,0%,.35);
-  border-color: hsla(0,0%,0%,.32) hsla(0,0%,0%,.38) hsla(0,0%,0%,.42);
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-              0 0 1px hsla(0,0%,100%,.15) inset,
-              0 1px 0 hsla(0,0%,100%,.05);
-  -webkit-transition-property: background-color, border-color, box-shadow;
-  -webkit-transition-duration: 150ms;
-  -webkit-transition-timing-function: ease;
-  -moz-transition-property: background-color, border-color, box-shadow;
-  -moz-transition-duration: 150ms;
-  -moz-transition-timing-function: ease;
-  -ms-transition-property: background-color, border-color, box-shadow;
-  -ms-transition-duration: 150ms;
-  -ms-transition-timing-function: ease;
-  -o-transition-property: background-color, border-color, box-shadow;
-  -o-transition-duration: 150ms;
-  -o-transition-timing-function: ease;
-  transition-property: background-color, border-color, box-shadow;
-  transition-duration: 150ms;
-  transition-timing-function: ease;
-
-}
-.splitToolbarButton > .toolbarButton:hover,
-.splitToolbarButton > .toolbarButton:focus,
-.dropdownToolbarButton:hover,
-.toolbarButton.textButton:hover,
-.toolbarButton.textButton:focus {
-  background-color: hsla(0,0%,0%,.2);
-  box-shadow: 0 1px 0 hsla(0,0%,100%,.05) inset,
-              0 0 1px hsla(0,0%,100%,.15) inset,
-              0 0 1px hsla(0,0%,0%,.05);
-  z-index: 199;
-}
-html[dir='ltr'] .splitToolbarButton > .toolbarButton:first-child,
-html[dir='rtl'] .splitToolbarButton > .toolbarButton:last-child {
-  position: relative;
-  margin: 0;
-  margin-right: -1px;
-  border-top-left-radius: 2px;
-  border-bottom-left-radius: 2px;
-  border-right-color: transparent;
-}
-html[dir='ltr'] .splitToolbarButton > .toolbarButton:last-child,
-html[dir='rtl'] .splitToolbarButton > .toolbarButton:first-child {
-  position: relative;
-  margin: 0;
-  margin-left: -1px;
-  border-top-right-radius: 2px;
-  border-bottom-right-radius: 2px;
-  border-left-color: transparent;
-}
-.splitToolbarButtonSeparator {
-  padding: 8px 0;
-  width: 1px;
-  background-color: hsla(0,0%,00%,.5);
-  z-index: 99;
-  box-shadow: 0 0 0 1px hsla(0,0%,100%,.08);
-  display: inline-block;
-  margin: 5px 0;
-}
-html[dir='ltr'] .splitToolbarButtonSeparator {
-  float: left;
-}
-html[dir='rtl'] .splitToolbarButtonSeparator {
-  float: right;
-}
-.splitToolbarButton:hover > .splitToolbarButtonSeparator,
-.splitToolbarButton.toggled > .splitToolbarButtonSeparator {
-  padding: 12px 0;
-  margin: 1px 0;
-  box-shadow: 0 0 0 1px hsla(0,0%,100%,.03);
-  -webkit-transition-property: padding;
-  -webkit-transition-duration: 10ms;
-  -webkit-transition-timing-function: ease;
-  -moz-transition-property: padding;
-  -moz-transition-duration: 10ms;
-  -moz-transition-timing-function: ease;
-  -ms-transition-property: padding;
-  -ms-transition-duration: 10ms;
-  -ms-transition-timing-function: ease;
-  -o-transition-property: padding;
-  -o-transition-duration: 10ms;
-  -o-transition-timing-function: ease;
-  transition-property: padding;
-  transition-duration: 10ms;
-  transition-timing-function: ease;
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-
-.toolbarButton,
-.dropdownToolbarButton {
-  min-width: 16px;
-  padding: 2px 6px 0;
-  border: 1px solid transparent;
-  border-radius: 2px;
-  color: hsl(0,0%,95%);
-  font-size: 12px;
-  line-height: 14px;
-  -webkit-user-select: none;
-  -moz-user-select: none;
-  -ms-user-select: none;
-  /* Opera does not support user-select, use <... unselectable="on"> instead */
-  cursor: default;
-  -webkit-transition-property: background-color, border-color, box-shadow;
-  -webkit-transition-duration: 150ms;
-  -webkit-transition-timing-function: ease;
-  -moz-transition-property: background-color, border-color, box-shadow;
-  -moz-transition-duration: 150ms;
-  -moz-transition-timing-function: ease;
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-  -ms-transition-duration: 150ms;
-  -ms-transition-timing-function: ease;
-  -o-transition-property: background-color, border-color, box-shadow;
-  -o-transition-duration: 150ms;
-  -o-transition-timing-function: ease;
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-  transition-duration: 150ms;
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-}
-
-html[dir='ltr'] .toolbarButton,
-html[dir='ltr'] .dropdownToolbarButton {
-  margin: 3px 2px 4px 0;
-}
-html[dir='rtl'] .toolbarButton,
-html[dir='rtl'] .dropdownToolbarButton {
-  margin: 3px 0 4px 2px;
-}
-
-.toolbarButton:hover,
-.toolbarButton:focus,
-.dropdownToolbarButton {
-  background-color: hsla(0,0%,0%,.12);
-  background-image: -webkit-linear-gradient(hsla(0,0%,100%,.05), hsla(0,0%,100%,0));
-  background-image: -moz-linear-gradient(hsla(0,0%,100%,.05), hsla(0,0%,100%,0));
-  background-image: -ms-linear-gradient(hsla(0,0%,100%,.05), hsla(0,0%,100%,0));
-  background-image: -o-linear-gradient(hsla(0,0%,100%,.05), hsla(0,0%,100%,0));
-  background-image: linear-gradient(hsla(0,0%,100%,.05), hsla(0,0%,100%,0));
-  background-clip: padding-box;
-  border: 1px solid hsla(0,0%,0%,.35);
-  border-color: hsla(0,0%,0%,.32) hsla(0,0%,0%,.38) hsla(0,0%,0%,.42);
-  box-shadow: 0 1px 0 hsla(0,0%,100%,.05) inset,
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-
-.toolbarButton:hover:active,
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-  background-image: -webkit-linear-gradient(hsla(0,0%,100%,.05), hsla(0,0%,100%,0));
-  background-image: -moz-linear-gradient(hsla(0,0%,100%,.05), hsla(0,0%,100%,0));
-  background-image: -ms-linear-gradient(hsla(0,0%,100%,.05), hsla(0,0%,100%,0));
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-  box-shadow: 0 1px 1px hsla(0,0%,0%,.1) inset,
-              0 0 1px hsla(0,0%,0%,.2) inset,
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-  -webkit-transition-property: background-color, border-color, box-shadow;
-  -webkit-transition-duration: 10ms;
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-  -moz-transition-property: background-color, border-color, box-shadow;
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-  -o-transition-property: background-color, border-color, box-shadow;
-  -o-transition-duration: 10ms;
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-  transition-duration: 10ms;
-  transition-timing-function: linear;
-}
-
-.toolbarButton.toggled,
-.splitToolbarButton.toggled > .toolbarButton.toggled {
-  background-color: hsla(0,0%,0%,.3);
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-#viewer.textLayer-shadow .textLayer > div {
-  background-color: rgba(255,255,255, .6);
-  color: black;
-}
-
-@page {
-  margin: 0;
-}
-
-#printContainer {
-  display: none;
-}
-
-@media print {
-  /* Rules for browsers that don't support mozPrintCallback. */
-  #sidebarContainer, .toolbar, #loadingBox, #errorWrapper, .textLayer {
-    display: none;
-  }
-
-  #mainContainer, #viewerContainer, .page, .page canvas {
-    position: static;
-    padding: 0;
-    margin: 0;
-  }
-
-  .page {
-    float: left;
-    display: none;
-    box-shadow: none;
-  }
-
-  .page[data-loaded] {
-    display: block;
-  }
-
-  /* Rules for browsers that support mozPrintCallback */
-  body[data-mozPrintCallback] #outerContainer {
-    display: none;
-  }
-  body[data-mozPrintCallback] #printContainer {
-    display: block;
-  }
-  #printContainer canvas {
-    position: relative;
-    top: 0;
-    left: 0;
-  }
-}
-
-@media all and (max-width: 950px) {
-  html[dir='ltr'] #outerContainer.sidebarMoving .outerCenter,
-  html[dir='ltr'] #outerContainer.sidebarOpen .outerCenter {
-    float: left;
-    left: 180px;
-  }
-  html[dir='rtl'] #outerContainer.sidebarMoving .outerCenter,
-  html[dir='rtl'] #outerContainer.sidebarOpen .outerCenter {
-    float: right;
-    right: 180px;
-  }
-}
-
-@media all and (max-width: 770px) {
-  #sidebarContainer {
-    top: 33px;
-    z-index: 100;
-  }
-  #sidebarContent {
-    top: 32px;
-    background-color: hsla(0,0%,0%,.7);
-  }
-
-  html[dir='ltr'] #outerContainer.sidebarOpen > #mainContainer {
-    left: 0px;
-  }
-  html[dir='rtl'] #outerContainer.sidebarOpen > #mainContainer {
-    right: 0px;
-  }
-
-  html[dir='ltr'] .outerCenter {
-    float: left;
-    left: 180px;
-  }
-  html[dir='rtl'] .outerCenter {
-    float: right;
-    right: 180px;
-  }
-}
-
-@media all and (max-width: 600px) {
-  .hiddenSmallView {
-    display: none;
-  }
-  html[dir='ltr'] .outerCenter {
-    left: 156px;
-  }
-  html[dir='rtr'] .outerCenter {
-    right: 156px;
-  }
-  .toolbarButtonSpacer {
-    width: 0;
-  }
-}
-
-@media all and (max-width: 500px) {
-  #scaleSelectContainer, #pageNumberLabel {
-    display: none;
-  }
-}
-
diff --git a/mediagoblin/static/js/pdf_viewer.js b/mediagoblin/static/js/pdf_viewer.js
deleted file mode 100644
index 79c1e708..00000000
--- a/mediagoblin/static/js/pdf_viewer.js
+++ /dev/null
@@ -1,3615 +0,0 @@
-/* -*- Mode: Java; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
-/* vim: set shiftwidth=2 tabstop=2 autoindent cindent expandtab: */
-/* Copyright 2012 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.
- */
-/* globals PDFJS, PDFBug, FirefoxCom, Stats */
-
-'use strict';
-
-var DEFAULT_SCALE = 'auto';
-var DEFAULT_SCALE_DELTA = 1.1;
-var UNKNOWN_SCALE = 0;
-var CACHE_SIZE = 20;
-var CSS_UNITS = 96.0 / 72.0;
-var SCROLLBAR_PADDING = 40;
-var VERTICAL_PADDING = 5;
-var MIN_SCALE = 0.25;
-var MAX_SCALE = 4.0;
-var IMAGE_DIR = './images/';
-var SETTINGS_MEMORY = 20;
-var ANNOT_MIN_SIZE = 10;
-var RenderingStates = {
-  INITIAL: 0,
-  RUNNING: 1,
-  PAUSED: 2,
-  FINISHED: 3
-};
-var FindStates = {
-  FIND_FOUND: 0,
-  FIND_NOTFOUND: 1,
-  FIND_WRAPPED: 2,
-  FIND_PENDING: 3
-};
-
-//#if (FIREFOX || MOZCENTRAL || B2G || GENERIC || CHROME)
-//PDFJS.workerSrc = '../build/pdf.js';
-//#endif
-
-var mozL10n = document.mozL10n || document.webL10n;
-
-function getFileName(url) {
-  var anchor = url.indexOf('#');
-  var query = url.indexOf('?');
-  var end = Math.min(
-    anchor > 0 ? anchor : url.length,
-    query > 0 ? query : url.length);
-  return url.substring(url.lastIndexOf('/', end) + 1, end);
-}
-
-function scrollIntoView(element, spot) {
-  // Assuming offsetParent is available (it's not available when viewer is in
-  // hidden iframe or object). We have to scroll: if the offsetParent is not set
-  // producing the error. See also animationStartedClosure.
-  var parent = element.offsetParent;
-  var offsetY = element.offsetTop + element.clientTop;
-  if (!parent) {
-    console.error('offsetParent is not set -- cannot scroll');
-    return;
-  }
-  while (parent.clientHeight == parent.scrollHeight) {
-    offsetY += parent.offsetTop;
-    parent = parent.offsetParent;
-    if (!parent)
-      return; // no need to scroll
-  }
-  if (spot)
-    offsetY += spot.top;
-  parent.scrollTop = offsetY;
-}
-
-var Cache = function cacheCache(size) {
-  var data = [];
-  this.push = function cachePush(view) {
-    var i = data.indexOf(view);
-    if (i >= 0)
-      data.splice(i);
-    data.push(view);
-    if (data.length > size)
-      data.shift().destroy();
-  };
-};
-
-var ProgressBar = (function ProgressBarClosure() {
-
-  function clamp(v, min, max) {
-    return Math.min(Math.max(v, min), max);
-  }
-
-  function ProgressBar(id, opts) {
-
-    // Fetch the sub-elements for later
-    this.div = document.querySelector(id + ' .progress');
-
-    // Get options, with sensible defaults
-    this.height = opts.height || 100;
-    this.width = opts.width || 100;
-    this.units = opts.units || '%';
-
-    // Initialize heights
-    this.div.style.height = this.height + this.units;
-  }
-
-  ProgressBar.prototype = {
-
-    updateBar: function ProgressBar_updateBar() {
-      if (this._indeterminate) {
-        this.div.classList.add('indeterminate');
-        return;
-      }
-
-      var progressSize = this.width * this._percent / 100;
-
-      if (this._percent > 95)
-        this.div.classList.add('full');
-      else
-        this.div.classList.remove('full');
-      this.div.classList.remove('indeterminate');
-
-      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();
-    }
-  };
-
-  return ProgressBar;
-})();
-
-//#if FIREFOX || MOZCENTRAL
-//#include firefoxcom.js
-//#endif
-
-// Settings Manager - This is a utility for saving settings
-// First we see if localStorage is available
-// If not, we use FUEL in FF
-// Use asyncStorage for B2G
-var Settings = (function SettingsClosure() {
-//#if !(FIREFOX || MOZCENTRAL || B2G)
-  var isLocalStorageEnabled = (function localStorageEnabledTest() {
-    // Feature test as per http://diveintohtml5.info/storage.html
-    // The additional localStorage call is to get around a FF quirk, see
-    // bug #495747 in bugzilla
-    try {
-      return 'localStorage' in window && window['localStorage'] !== null &&
-          localStorage;
-    } catch (e) {
-      return false;
-    }
-  })();
-//#endif
-
-  function Settings(fingerprint) {
-    this.fingerprint = fingerprint;
-    this.initializedPromise = new PDFJS.Promise();
-
-    var resolvePromise = (function settingsResolvePromise(db) {
-      this.initialize(db || '{}');
-      this.initializedPromise.resolve();
-    }).bind(this);
-
-//#if B2G
-//  asyncStorage.getItem('database', resolvePromise);
-//#endif
-
-//#if FIREFOX || MOZCENTRAL
-//  resolvePromise(FirefoxCom.requestSync('getDatabase', null));
-//#endif
-
-//#if !(FIREFOX || MOZCENTRAL || B2G)
-    if (isLocalStorageEnabled)
-      resolvePromise(localStorage.getItem('database'));
-//#endif
-  }
-
-  Settings.prototype = {
-    initialize: function settingsInitialize(database) {
-      database = JSON.parse(database);
-      if (!('files' in database))
-        database.files = [];
-      if (database.files.length >= SETTINGS_MEMORY)
-        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;
-    },
-
-    set: function settingsSet(name, val) {
-      if (!this.initializedPromise.isResolved)
-        return;
-
-      var file = this.file;
-      file[name] = val;
-      var database = JSON.stringify(this.database);
-
-//#if B2G
-//    asyncStorage.setItem('database', database);
-//#endif
-
-//#if FIREFOX || MOZCENTRAL
-//    FirefoxCom.requestSync('setDatabase', database);
-//#endif
-
-//#if !(FIREFOX || MOZCENTRAL || B2G)
-      if (isLocalStorageEnabled)
-        localStorage.setItem('database', database);
-//#endif
-    },
-
-    get: function settingsGet(name, defaultValue) {
-      if (!this.initializedPromise.isResolved)
-        return defaultValue;
-
-      return this.file[name] || defaultValue;
-    }
-  };
-
-  return Settings;
-})();
-
-var cache = new Cache(CACHE_SIZE);
-var currentPageNumber = 1;
-
-var PDFFindController = {
-  startedTextExtraction: false,
-
-  extractTextPromises: [],
-
-  // If active, find results will be highlighted.
-  active: false,
-
-  // Stores the text for each page.
-  pageContents: [],
-
-  pageMatches: [],
-
-  // Currently selected match.
-  selected: {
-    pageIdx: -1,
-    matchIdx: -1
-  },
-
-  // Where find algorithm currently is in the document.
-  offset: {
-    pageIdx: null,
-    matchIdx: null
-  },
-
-  resumePageIdx: null,
-
-  resumeCallback: null,
-
-  state: null,
-
-  dirtyMatch: false,
-
-  findTimeout: null,
-
-  initialize: function() {
-    var events = [
-      'find',
-      'findagain',
-      'findhighlightallchange',
-      'findcasesensitivitychange'
-    ];
-
-    this.handleEvent = this.handleEvent.bind(this);
-
-    for (var i = 0; i < events.length; i++) {
-      window.addEventListener(events[i], this.handleEvent);
-    }
-  },
-
-  calcFindMatch: function(pageIndex) {
-    var pageContent = this.pageContents[pageIndex];
-    var query = this.state.query;
-    var caseSensitive = this.state.caseSensitive;
-    var queryLen = query.length;
-
-    if (queryLen === 0) {
-      // Do nothing the matches should be wiped out already.
-      return;
-    }
-
-    if (!caseSensitive) {
-      pageContent = pageContent.toLowerCase();
-      query = query.toLowerCase();
-    }
-
-    var matches = [];
-
-    var matchIdx = -queryLen;
-    while (true) {
-      matchIdx = pageContent.indexOf(query, matchIdx + queryLen);
-      if (matchIdx === -1) {
-        break;
-      }
-
-      matches.push(matchIdx);
-    }
-    this.pageMatches[pageIndex] = matches;
-    this.updatePage(pageIndex);
-    if (this.resumePageIdx === pageIndex) {
-      var callback = this.resumeCallback;
-      this.resumePageIdx = null;
-      this.resumeCallback = null;
-      callback();
-    }
-  },
-
-  extractText: function() {
-    if (this.startedTextExtraction) {
-      return;
-    }
-    this.startedTextExtraction = true;
-
-    this.pageContents = [];
-    for (var i = 0, ii = PDFView.pdfDocument.numPages; i < ii; i++) {
-      this.extractTextPromises.push(new PDFJS.Promise());
-    }
-
-    var self = this;
-    function extractPageText(pageIndex) {
-      PDFView.pages[pageIndex].getTextContent().then(
-        function textContentResolved(data) {
-          // Build the find string.
-          var bidiTexts = data.bidiTexts;
-          var str = '';
-
-          for (var i = 0; i < bidiTexts.length; i++) {
-            str += bidiTexts[i].str;
-          }
-
-          // Store the pageContent as a string.
-          self.pageContents.push(str);
-
-          self.extractTextPromises[pageIndex].resolve(pageIndex);
-          if ((pageIndex + 1) < PDFView.pages.length)
-            extractPageText(pageIndex + 1);
-        }
-      );
-    }
-    extractPageText(0);
-    return this.extractTextPromise;
-  },
-
-  handleEvent: function(e) {
-    if (this.state === null || e.type !== 'findagain') {
-      this.dirtyMatch = true;
-    }
-    this.state = e.detail;
-    this.updateUIState(FindStates.FIND_PENDING);
-
-    this.extractText();
-
-    clearTimeout(this.findTimeout);
-    if (e.type === 'find') {
-      // Only trigger the find action after 250ms of silence.
-      this.findTimeout = setTimeout(this.nextMatch.bind(this), 250);
-    } else {
-      this.nextMatch();
-    }
-  },
-
-  updatePage: function(idx) {
-    var page = PDFView.pages[idx];
-
-    if (this.selected.pageIdx === idx) {
-      // If the page is selected, scroll the page into view, which triggers
-      // rendering the page, which adds the textLayer. Once the textLayer is
-      // build, it will scroll onto the selected match.
-      page.scrollIntoView();
-    }
-
-    if (page.textLayer) {
-      page.textLayer.updateMatches();
-    }
-  },
-
-  nextMatch: function() {
-    var pages = PDFView.pages;
-    var previous = this.state.findPrevious;
-    var numPages = PDFView.pages.length;
-
-    this.active = true;
-
-    if (this.dirtyMatch) {
-      // Need to recalculate the matches, reset everything.
-      this.dirtyMatch = false;
-      this.selected.pageIdx = this.selected.matchIdx = -1;
-      this.offset.pageIdx = previous ? numPages - 1 : 0;
-      this.offset.matchIdx = null;
-      this.hadMatch = false;
-      this.resumeCallback = null;
-      this.resumePageIdx = null;
-      this.pageMatches = [];
-      var self = this;
-
-      for (var i = 0; i < numPages; i++) {
-        // Wipe out any previous highlighted matches.
-        this.updatePage(i);
-
-        // As soon as the text is extracted start finding the matches.
-        this.extractTextPromises[i].onData(function(pageIdx) {
-          // Use a timeout since all the pages may already be extracted and we
-          // want to start highlighting before finding all the matches.
-          setTimeout(function() {
-            self.calcFindMatch(pageIdx);
-          });
-        });
-      }
-    }
-
-    // If there's no query there's no point in searching.
-    if (this.state.query === '') {
-      this.updateUIState(FindStates.FIND_FOUND);
-      return;
-    }
-
-    // If we're waiting on a page, we return since we can't do anything else.
-    if (this.resumeCallback) {
-      return;
-    }
-
-    var offset = this.offset;
-    // If there's already a matchIdx that means we are iterating through a
-    // page's matches.
-    if (offset.matchIdx !== null) {
-      var numPageMatches = this.pageMatches[offset.pageIdx].length;
-      if ((!previous && offset.matchIdx + 1 < numPageMatches) ||
-          (previous && offset.matchIdx > 0)) {
-        // The simple case, we just have advance the matchIdx to select the next
-        // match on the page.
-        this.hadMatch = true;
-        offset.matchIdx = previous ? offset.matchIdx - 1 : offset.matchIdx + 1;
-        this.updateMatch(true);
-        return;
-      }
-      // We went beyond the current page's matches, so we advance to the next
-      // page.
-      this.advanceOffsetPage(previous);
-    }
-    // Start searching through the page.
-    this.nextPageMatch();
-  },
-
-  nextPageMatch: function() {
-    if (this.resumePageIdx !== null)
-      console.error('There can only be one pending page.');
-
-    var matchesReady = function(matches) {
-      var offset = this.offset;
-      var numMatches = matches.length;
-      var previous = this.state.findPrevious;
-      if (numMatches) {
-        // There were matches for the page, so initialize the matchIdx.
-        this.hadMatch = true;
-        offset.matchIdx = previous ? numMatches - 1 : 0;
-        this.updateMatch(true);
-      } else {
-        // No matches attempt to search the next page.
-        this.advanceOffsetPage(previous);
-        if (offset.wrapped) {
-          offset.matchIdx = null;
-          if (!this.hadMatch) {
-            // No point in wrapping there were no matches.
-            this.updateMatch(false);
-            return;
-          }
-        }
-        // Search the next page.
-        this.nextPageMatch();
-      }
-    }.bind(this);
-
-    var pageIdx = this.offset.pageIdx;
-    var pageMatches = this.pageMatches;
-    if (!pageMatches[pageIdx]) {
-      // The matches aren't ready setup a callback so we can be notified,
-      // when they are ready.
-      this.resumeCallback = function() {
-        matchesReady(pageMatches[pageIdx]);
-      };
-      this.resumePageIdx = pageIdx;
-      return;
-    }
-    // The matches are finished already.
-    matchesReady(pageMatches[pageIdx]);
-  },
-
-  advanceOffsetPage: function(previous) {
-    var offset = this.offset;
-    var numPages = this.extractTextPromises.length;
-    offset.pageIdx = previous ? offset.pageIdx - 1 : offset.pageIdx + 1;
-    offset.matchIdx = null;
-    if (offset.pageIdx >= numPages || offset.pageIdx < 0) {
-      offset.pageIdx = previous ? numPages - 1 : 0;
-      offset.wrapped = true;
-      return;
-    }
-  },
-
-  updateMatch: function(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;
-      // Update the currently selected page to wipe out any selected matches.
-      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, true);
-    }
-  },
-
-  updateUIState: function(state, previous) {
-    if (PDFView.supportsIntegratedFind) {
-      FirefoxCom.request('updateFindControlState',
-                         {result: state, findPrevious: previous});
-      return;
-    }
-    PDFFindBar.updateUIState(state, previous);
-  }
-};
-
-var PDFFindBar = {
-  // TODO: Enable the FindBar *AFTER* the pagesPromise in the load function
-  // got resolved
-
-  opened: false,
-
-  initialize: function() {
-    this.bar = document.getElementById('findbar');
-    this.toggleButton = document.getElementById('viewFind');
-    this.findField = document.getElementById('findInput');
-    this.highlightAll = document.getElementById('findHighlightAll');
-    this.caseSensitive = document.getElementById('findMatchCase');
-    this.findMsg = document.getElementById('findMsg');
-    this.findStatusIcon = document.getElementById('findStatusIcon');
-
-    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: // Enter
-          if (evt.target === self.findField) {
-            self.dispatchEvent('again', evt.shiftKey);
-          }
-          break;
-        case 27: // Escape
-          self.close();
-          break;
-      }
-    });
-
-    document.getElementById('findPrevious').addEventListener('click',
-      function() { self.dispatchEvent('again', true); }
-    );
-
-    document.getElementById('findNext').addEventListener('click', function() {
-      self.dispatchEvent('again', false);
-    });
-
-    this.highlightAll.addEventListener('click', function() {
-      self.dispatchEvent('highlightallchange');
-    });
-
-    this.caseSensitive.addEventListener('click', function() {
-      self.dispatchEvent('casesensitivitychange');
-    });
-  },
-
-  dispatchEvent: function(aType, aFindPrevious) {
-    var event = document.createEvent('CustomEvent');
-    event.initCustomEvent('find' + aType, true, true, {
-      query: this.findField.value,
-      caseSensitive: this.caseSensitive.checked,
-      highlightAll: this.highlightAll.checked,
-      findPrevious: aFindPrevious
-    });
-    return window.dispatchEvent(event);
-  },
-
-  updateUIState: function(state, previous) {
-    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;
-  },
-
-  open: function() {
-    if (this.opened) return;
-
-    this.opened = true;
-    this.toggleButton.classList.add('toggled');
-    this.bar.classList.remove('hidden');
-    this.findField.select();
-    this.findField.focus();
-  },
-
-  close: function() {
-    if (!this.opened) return;
-
-    this.opened = false;
-    this.toggleButton.classList.remove('toggled');
-    this.bar.classList.add('hidden');
-
-    PDFFindController.active = false;
-  },
-
-  toggle: function() {
-    if (this.opened) {
-      this.close();
-    } else {
-      this.open();
-    }
-  }
-};
-
-var PDFView = {
-  pages: [],
-  thumbnails: [],
-  currentScale: UNKNOWN_SCALE,
-  currentScaleValue: null,
-  initialBookmark: document.location.hash.substring(1),
-  startedTextExtraction: false,
-  pageText: [],
-  container: null,
-  thumbnailContainer: null,
-  initialized: false,
-  fellback: false,
-  pdfDocument: null,
-  sidebarOpen: false,
-  pageViewScroll: null,
-  thumbnailViewScroll: null,
-  isFullscreen: false,
-  previousScale: null,
-  pageRotation: 0,
-  mouseScrollTimeStamp: 0,
-  mouseScrollDelta: 0,
-  lastScroll: 0,
-  previousPageNumber: 1,
-
-  // called once when the document is loaded
-  initialize: function pdfViewInitialize() {
-    var self = this;
-    var container = this.container = document.getElementById('viewerContainer');
-    this.pageViewScroll = {};
-    this.watchScroll(container, this.pageViewScroll, updateViewarea);
-
-    var thumbnailContainer = this.thumbnailContainer =
-                             document.getElementById('thumbnailView');
-    this.thumbnailViewScroll = {};
-    this.watchScroll(thumbnailContainer, this.thumbnailViewScroll,
-                     this.renderHighestPriority.bind(this));
-
-    PDFFindBar.initialize();
-    PDFFindController.initialize();
-
-    this.initialized = true;
-    container.addEventListener('scroll', function() {
-      self.lastScroll = Date.now();
-    }, false);
-  },
-
-  getPage: function pdfViewGetPage(n) {
-    return this.pdfDocument.getPage(n);
-  },
-
-  // Helper function to keep track whether a div was scrolled up or down and
-  // then call a callback.
-  watchScroll: function pdfViewWatchScroll(viewAreaElement, state, callback) {
-    state.down = true;
-    state.lastY = viewAreaElement.scrollTop;
-    viewAreaElement.addEventListener('scroll', function webViewerScroll(evt) {
-      var currentY = viewAreaElement.scrollTop;
-      var lastY = state.lastY;
-      if (currentY > lastY)
-        state.down = true;
-      else if (currentY < lastY)
-        state.down = false;
-      // else do nothing and use previous value
-      state.lastY = currentY;
-      callback();
-    }, true);
-  },
-
-  setScale: function pdfViewSetScale(val, resetAutoSettings, noScroll) {
-    if (val == this.currentScale)
-      return;
-
-    var pages = this.pages;
-    for (var i = 0; i < pages.length; i++)
-      pages[i].update(val * CSS_UNITS);
-
-    if (!noScroll && this.currentScale != val)
-      this.pages[this.page - 1].scrollIntoView();
-    this.currentScale = val;
-
-    var event = document.createEvent('UIEvents');
-    event.initUIEvent('scalechange', false, false, window, 0);
-    event.scale = val;
-    event.resetAutoSettings = resetAutoSettings;
-    window.dispatchEvent(event);
-  },
-
-  parseScale: function pdfViewParseScale(value, resetAutoSettings, noScroll) {
-    if ('custom' == value)
-      return;
-
-    var scale = parseFloat(value);
-    this.currentScaleValue = value;
-    if (scale) {
-      this.setScale(scale, true, noScroll);
-      return;
-    }
-
-    var container = this.container;
-    var currentPage = this.pages[this.page - 1];
-    if (!currentPage) {
-      return;
-    }
-
-    var pageWidthScale = (container.clientWidth - SCROLLBAR_PADDING) /
-                          currentPage.width * currentPage.scale / CSS_UNITS;
-    var pageHeightScale = (container.clientHeight - VERTICAL_PADDING) /
-                           currentPage.height * currentPage.scale / CSS_UNITS;
-    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':
-        scale = Math.min(1.0, pageWidthScale);
-        break;
-    }
-    this.setScale(scale, resetAutoSettings, noScroll);
-
-    selectScaleOption(value);
-  },
-
-  zoomIn: function pdfViewZoomIn() {
-    var newScale = (this.currentScale * DEFAULT_SCALE_DELTA).toFixed(2);
-    newScale = Math.ceil(newScale * 10) / 10;
-    newScale = Math.min(MAX_SCALE, newScale);
-    this.parseScale(newScale, true);
-  },
-
-  zoomOut: function pdfViewZoomOut() {
-    var newScale = (this.currentScale / DEFAULT_SCALE_DELTA).toFixed(2);
-    newScale = Math.floor(newScale * 10) / 10;
-    newScale = Math.max(MIN_SCALE, newScale);
-    this.parseScale(newScale, true);
-  },
-
-  set page(val) {
-    var pages = this.pages;
-    var input = document.getElementById('pageNumber');
-    var event = document.createEvent('UIEvents');
-    event.initUIEvent('pagechange', false, false, window, 0);
-
-    if (!(0 < val && val <= pages.length)) {
-      this.previousPageNumber = val;
-      event.pageNumber = this.page;
-      window.dispatchEvent(event);
-      return;
-    }
-
-    pages[val - 1].updateStats();
-    this.previousPageNumber = currentPageNumber;
-    currentPageNumber = val;
-    event.pageNumber = val;
-    window.dispatchEvent(event);
-
-    // checking if the this.page was called from the updateViewarea function:
-    // avoiding the creation of two "set page" method (internal and public)
-    if (updateViewarea.inProgress)
-      return;
-
-    // Avoid scrolling the first page during loading
-    if (this.loading && val == 1)
-      return;
-
-    pages[val - 1].scrollIntoView();
-  },
-
-  get page() {
-    return currentPageNumber;
-  },
-
-  get supportsPrinting() {
-    var canvas = document.createElement('canvas');
-    var value = 'mozPrintCallback' in canvas;
-    // shadow
-    Object.defineProperty(this, 'supportsPrinting', { value: value,
-                                                      enumerable: true,
-                                                      configurable: true,
-                                                      writable: false });
-    return value;
-  },
-
-  get supportsFullscreen() {
-    var doc = document.documentElement;
-    var support = doc.requestFullscreen || doc.mozRequestFullScreen ||
-                  doc.webkitRequestFullScreen;
-
-    // Disable fullscreen button if we're in an iframe
-    if (!!window.frameElement)
-      support = false;
-
-    Object.defineProperty(this, 'supportsFullScreen', { value: support,
-                                                        enumerable: true,
-                                                        configurable: true,
-                                                        writable: false });
-    return support;
-  },
-
-  get supportsIntegratedFind() {
-    var support = false;
-//#if !(FIREFOX || MOZCENTRAL)
-//#else
-//  support = FirefoxCom.requestSync('supportsIntegratedFind');
-//#endif
-    Object.defineProperty(this, 'supportsIntegratedFind', { value: support,
-                                                            enumerable: true,
-                                                            configurable: true,
-                                                            writable: false });
-    return support;
-  },
-
-  get supportsDocumentFonts() {
-    var support = true;
-//#if !(FIREFOX || MOZCENTRAL)
-//#else
-//  support = FirefoxCom.requestSync('supportsDocumentFonts');
-//#endif
-    Object.defineProperty(this, 'supportsDocumentFonts', { value: support,
-                                                           enumerable: true,
-                                                           configurable: true,
-                                                           writable: false });
-    return support;
-  },
-
-  get isHorizontalScrollbarEnabled() {
-    var div = document.getElementById('viewerContainer');
-    return div.scrollWidth > div.clientWidth;
-  },
-
-  initPassiveLoading: function pdfViewInitPassiveLoading() {
-    if (!PDFView.loadingBar) {
-      PDFView.loadingBar = new ProgressBar('#loadingBar', {});
-    }
-
-    window.addEventListener('message', function window_message(e) {
-      var args = e.data;
-
-      if (typeof args !== 'object' || !('pdfjsLoadAction' in args))
-        return;
-      switch (args.pdfjsLoadAction) {
-        case 'progress':
-          PDFView.progress(args.loaded / args.total);
-          break;
-        case 'complete':
-          if (!args.data) {
-            PDFView.error(mozL10n.get('loading_error', null,
-                          'An error occurred while loading the PDF.'), e);
-            break;
-          }
-          PDFView.open(args.data, 0);
-          break;
-      }
-    });
-    FirefoxCom.requestSync('initPassiveLoading', null);
-  },
-
-  setTitleUsingUrl: function pdfViewSetTitleUsingUrl(url) {
-    this.url = url;
-    try {
-      this.setTitle(decodeURIComponent(getFileName(url)) || url);
-    } catch (e) {
-      // decodeURIComponent may throw URIError,
-      // fall back to using the unprocessed url in that case
-      this.setTitle(url);
-    }
-  },
-
-  setTitle: function pdfViewSetTitle(title) {
-    document.title = title;
-//#if B2G
-//  document.getElementById('activityTitle').textContent = title;
-//#endif
-  },
-
-  open: function pdfViewOpen(url, scale, password) {
-    var parameters = {password: password};
-    if (typeof url === 'string') { // URL
-      this.setTitleUsingUrl(url);
-      parameters.url = url;
-    } else if (url && 'byteLength' in url) { // ArrayBuffer
-      parameters.data = url;
-    }
-
-    if (!PDFView.loadingBar) {
-      PDFView.loadingBar = new ProgressBar('#loadingBar', {});
-    }
-
-    this.pdfDocument = null;
-    var self = this;
-    self.loading = true;
-    PDFJS.getDocument(parameters).then(
-      function getDocumentCallback(pdfDocument) {
-        self.load(pdfDocument, scale);
-        self.loading = false;
-      },
-      function getDocumentError(message, exception) {
-        if (exception && exception.name === 'PasswordException') {
-          if (exception.code === 'needpassword') {
-            var promptString = mozL10n.get('request_password', null,
-                                      'PDF is protected by a password:');
-            password = prompt(promptString);
-            if (password && password.length > 0) {
-              return PDFView.open(url, scale, password);
-            }
-          }
-        }
-
-        var loadingErrorMessage = mozL10n.get('loading_error', null,
-          'An error occurred while loading the PDF.');
-
-        if (exception && exception.name === 'InvalidPDFException') {
-          // change error message also for other builds
-          var loadingErrorMessage = mozL10n.get('invalid_file_error', null,
-                                        'Invalid or corrupted PDF file.');
-//#if B2G
-//        window.alert(loadingErrorMessage);
-//        return window.close();
-//#endif
-        }
-
-        if (exception && exception.name === 'MissingPDFException') {
-          // special message for missing PDF's
-          var loadingErrorMessage = mozL10n.get('missing_file_error', null,
-                                        'Missing PDF file.');
-
-//#if B2G
-//        window.alert(loadingErrorMessage);
-//        return window.close();
-//#endif
-        }
-
-        var loadingIndicator = document.getElementById('loading');
-        loadingIndicator.textContent = mozL10n.get('loading_error_indicator',
-          null, 'Error');
-        var moreInfo = {
-          message: message
-        };
-        self.error(loadingErrorMessage, moreInfo);
-        self.loading = false;
-      },
-      function getDocumentProgress(progressData) {
-        self.progress(progressData.loaded / progressData.total);
-      }
-    );
-  },
-
-  download: function pdfViewDownload() {
-    function noData() {
-      FirefoxCom.request('download', { originalUrl: url });
-    }
-    var url = this.url.split('#')[0];
-//#if !(FIREFOX || MOZCENTRAL)
-    url += '#pdfjs.action=download';
-    window.open(url, '_parent');
-//#else
-//  // Document isn't ready just try to download with the url.
-//  if (!this.pdfDocument) {
-//    noData();
-//    return;
-//  }
-//  this.pdfDocument.getData().then(
-//    function getDataSuccess(data) {
-//      var blob = PDFJS.createBlob(data.buffer, 'application/pdf');
-//      var blobUrl = window.URL.createObjectURL(blob);
-//
-//      FirefoxCom.request('download', { blobUrl: blobUrl, originalUrl: url },
-//        function response(err) {
-//          if (err) {
-//            // This error won't really be helpful because it's likely the
-//            // fallback won't work either (or is already open).
-//            PDFView.error('PDF failed to download.');
-//          }
-//          window.URL.revokeObjectURL(blobUrl);
-//        }
-//      );
-//    },
-//    noData // Error occurred try downloading with just the url.
-//  );
-//#endif
-  },
-
-  fallback: function pdfViewFallback() {
-//#if !(FIREFOX || MOZCENTRAL)
-//  return;
-//#else
-//  // Only trigger the fallback once so we don't spam the user with messages
-//  // for one PDF.
-//  if (this.fellback)
-//    return;
-//  this.fellback = true;
-//  var url = this.url.split('#')[0];
-//  FirefoxCom.request('fallback', url, function response(download) {
-//    if (!download)
-//      return;
-//    PDFView.download();
-//  });
-//#endif
-  },
-
-  navigateTo: function pdfViewNavigateTo(dest) {
-    if (typeof dest === 'string')
-      dest = this.destinations[dest];
-    if (!(dest instanceof Array))
-      return; // invalid destination
-    // dest array looks like that: <page-ref> </XYZ|FitXXX> <args..>
-    var destRef = dest[0];
-    var pageNumber = destRef instanceof Object ?
-      this.pagesRefMap[destRef.num + ' ' + destRef.gen + ' R'] : (destRef + 1);
-    if (pageNumber > this.pages.length)
-      pageNumber = this.pages.length;
-    if (pageNumber) {
-      this.page = pageNumber;
-      var currentPage = this.pages[pageNumber - 1];
-      if (!this.isFullscreen) { // Avoid breaking fullscreen mode.
-        currentPage.scrollIntoView(dest);
-      }
-    }
-  },
-
-  getDestinationHash: function pdfViewGetDestinationHash(dest) {
-    if (typeof dest === 'string')
-      return PDFView.getAnchorUrl('#' + escape(dest));
-    if (dest instanceof Array) {
-      var destRef = dest[0]; // see navigateTo method for dest format
-      var pageNumber = destRef instanceof Object ?
-        this.pagesRefMap[destRef.num + ' ' + destRef.gen + ' R'] :
-        (destRef + 1);
-      if (pageNumber) {
-        var pdfOpenParams = PDFView.getAnchorUrl('#page=' + pageNumber);
-        var destKind = dest[1];
-        if (typeof destKind === 'object' && 'name' in destKind &&
-            destKind.name == 'XYZ') {
-          var scale = (dest[4] || this.currentScale);
-          pdfOpenParams += '&zoom=' + (scale * 100);
-          if (dest[2] || dest[3]) {
-            pdfOpenParams += ',' + (dest[2] || 0) + ',' + (dest[3] || 0);
-          }
-        }
-        return pdfOpenParams;
-      }
-    }
-    return '';
-  },
-
-  /**
-   * For the firefox extension we prefix the full url on anchor links so they
-   * don't come up as resource:// urls and so open in new tab/window works.
-   * @param {String} anchor The anchor hash include the #.
-   */
-  getAnchorUrl: function getAnchorUrl(anchor) {
-//#if !(FIREFOX || MOZCENTRAL)
-    return anchor;
-//#else
-//  return this.url.split('#')[0] + anchor;
-//#endif
-  },
-
-  /**
-   * Returns scale factor for the canvas. It makes sense for the HiDPI displays.
-   * @return {Object} The object with horizontal (sx) and vertical (sy)
-                      scales. The scaled property is set to false if scaling is
-                      not required, true otherwise.
-   */
-  getOutputScale: function pdfViewGetOutputDPI() {
-    var pixelRatio = 'devicePixelRatio' in window ? window.devicePixelRatio : 1;
-    return {
-      sx: pixelRatio,
-      sy: pixelRatio,
-      scaled: pixelRatio != 1
-    };
-  },
-
-  /**
-   * Show the error box.
-   * @param {String} message A message that is human readable.
-   * @param {Object} moreInfo (optional) Further information about the error
-   *                            that is more technical.  Should have a 'message'
-   *                            and optionally a 'stack' property.
-   */
-  error: function pdfViewError(message, moreInfo) {
-    var moreInfoText = mozL10n.get('error_version_info',
-      {version: PDFJS.version || '?', build: PDFJS.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 loadingBox = document.getElementById('loadingBox');
-    loadingBox.setAttribute('hidden', 'true');
-
-//#if !(FIREFOX || MOZCENTRAL)
-    var errorWrapper = document.getElementById('errorWrapper');
-    errorWrapper.removeAttribute('hidden');
-
-    var errorMessage = document.getElementById('errorMessage');
-    errorMessage.textContent = message;
-
-    var closeButton = document.getElementById('errorClose');
-    closeButton.onclick = function() {
-      errorWrapper.setAttribute('hidden', 'true');
-    };
-
-    var errorMoreInfo = document.getElementById('errorMoreInfo');
-    var moreInfoButton = document.getElementById('errorShowMore');
-    var lessInfoButton = document.getElementById('errorShowLess');
-    moreInfoButton.onclick = function() {
-      errorMoreInfo.removeAttribute('hidden');
-      moreInfoButton.setAttribute('hidden', 'true');
-      lessInfoButton.removeAttribute('hidden');
-    };
-    lessInfoButton.onclick = function() {
-      errorMoreInfo.setAttribute('hidden', 'true');
-      moreInfoButton.removeAttribute('hidden');
-      lessInfoButton.setAttribute('hidden', 'true');
-    };
-    moreInfoButton.removeAttribute('hidden');
-    lessInfoButton.setAttribute('hidden', 'true');
-    errorMoreInfo.value = moreInfoText;
-
-    errorMoreInfo.rows = moreInfoText.split('\n').length - 1;
-//#else
-//  console.error(message + '\n' + moreInfoText);
-//  this.fallback();
-//#endif
-  },
-
-  progress: function pdfViewProgress(level) {
-    var percent = Math.round(level * 100);
-    PDFView.loadingBar.percent = percent;
-  },
-
-  load: function pdfViewLoad(pdfDocument, scale) {
-    function bindOnAfterDraw(pageView, thumbnailView) {
-      // when page is painted, using the image as thumbnail base
-      pageView.onAfterDraw = function pdfViewLoadOnAfterDraw() {
-        thumbnailView.setImage(pageView.canvas);
-      };
-    }
-
-    this.pdfDocument = pdfDocument;
-
-    var errorWrapper = document.getElementById('errorWrapper');
-    errorWrapper.setAttribute('hidden', 'true');
-
-    var loadingBox = document.getElementById('loadingBox');
-    loadingBox.setAttribute('hidden', 'true');
-    var loadingIndicator = document.getElementById('loading');
-    loadingIndicator.textContent = '';
-
-    var thumbsView = document.getElementById('thumbnailView');
-    thumbsView.parentNode.scrollTop = 0;
-
-    while (thumbsView.hasChildNodes())
-      thumbsView.removeChild(thumbsView.lastChild);
-
-    if ('_loadingInterval' in thumbsView)
-      clearInterval(thumbsView._loadingInterval);
-
-    var container = document.getElementById('viewer');
-    while (container.hasChildNodes())
-      container.removeChild(container.lastChild);
-
-    var pagesCount = pdfDocument.numPages;
-    var id = pdfDocument.fingerprint;
-    document.getElementById('numPages').textContent =
-      mozL10n.get('page_of', {pageCount: pagesCount}, 'of {{pageCount}}');
-    document.getElementById('pageNumber').max = pagesCount;
-
-    PDFView.documentFingerprint = id;
-    var store = PDFView.store = new Settings(id);
-
-    this.pageRotation = 0;
-
-    var pages = this.pages = [];
-    this.pageText = [];
-    this.startedTextExtraction = false;
-    var pagesRefMap = this.pagesRefMap = {};
-    var thumbnails = this.thumbnails = [];
-
-    var pagesPromise = new PDFJS.Promise();
-    var self = this;
-
-    var firstPagePromise = pdfDocument.getPage(1);
-
-    // Fetch a single page so we can get a viewport that will be the default
-    // viewport for all pages
-    firstPagePromise.then(function(pdfPage) {
-      var viewport = pdfPage.getViewport(scale || 1.0);
-      var pagePromises = [];
-      for (var pageNum = 1; pageNum <= pagesCount; ++pageNum) {
-        var viewportClone = viewport.clone();
-        var pageView = new PageView(container, pageNum, scale,
-                                    self.navigateTo.bind(self),
-                                    viewportClone);
-        var thumbnailView = new ThumbnailView(thumbsView, pageNum,
-                                              viewportClone);
-        bindOnAfterDraw(pageView, thumbnailView);
-        pages.push(pageView);
-        thumbnails.push(thumbnailView);
-      }
-
-      var event = document.createEvent('CustomEvent');
-      event.initCustomEvent('documentload', true, true, {});
-      window.dispatchEvent(event);
-
-      for (var pageNum = 1; pageNum <= pagesCount; ++pageNum) {
-        var pagePromise = pdfDocument.getPage(pageNum);
-        pagePromise.then(function(pdfPage) {
-          var pageNum = pdfPage.pageNumber;
-          var pageView = pages[pageNum - 1];
-          if (!pageView.pdfPage) {
-            // The pdfPage might already be set if we've already entered
-            // pageView.draw()
-            pageView.setPdfPage(pdfPage);
-          }
-          var thumbnailView = thumbnails[pageNum - 1];
-          if (!thumbnailView.pdfPage) {
-            thumbnailView.setPdfPage(pdfPage);
-          }
-
-          var pageRef = pdfPage.ref;
-          var refStr = pageRef.num + ' ' + pageRef.gen + ' R';
-          pagesRefMap[refStr] = pdfPage.pageNumber;
-        });
-        pagePromises.push(pagePromise);
-      }
-
-      PDFJS.Promise.all(pagePromises).then(function(pages) {
-        pagesPromise.resolve(pages);
-      });
-    });
-
-    var storePromise = store.initializedPromise;
-    PDFJS.Promise.all([firstPagePromise, storePromise]).then(function() {
-      var storedHash = null;
-      if (store.get('exists', false)) {
-        var pageNum = store.get('page', '1');
-        var zoom = store.get('zoom', PDFView.currentScale);
-        var left = store.get('scrollLeft', '0');
-        var top = store.get('scrollTop', '0');
-
-        storedHash = 'page=' + pageNum + '&zoom=' + zoom + ',' +
-                    left + ',' + top;
-      }
-      self.setInitialView(storedHash, scale);
-    });
-
-    pagesPromise.then(function() {
-      if (PDFView.supportsPrinting) {
-        pdfDocument.getJavaScript().then(function(javaScript) {
-          if (javaScript.length) {
-            console.warn('Warning: JavaScript is not supported');
-            PDFView.fallback();
-          }
-          // Hack to support auto printing.
-          var regex = /\bprint\s*\(/g;
-          for (var i = 0, ii = javaScript.length; i < ii; i++) {
-            var js = javaScript[i];
-            if (js && regex.test(js)) {
-              setTimeout(function() {
-                window.print();
-              });
-              return;
-            }
-          }
-        });
-      }
-    });
-
-    var destinationsPromise = pdfDocument.getDestinations();
-    destinationsPromise.then(function(destinations) {
-      self.destinations = destinations;
-    });
-
-    // outline depends on destinations and pagesRefMap
-    var promises = [pagesPromise, destinationsPromise,
-                    PDFView.animationStartedPromise];
-    PDFJS.Promise.all(promises).then(function() {
-      pdfDocument.getOutline().then(function(outline) {
-        self.outline = new DocumentOutlineView(outline);
-      });
-
-      // Make all navigation keys work on document load,
-      // unless the viewer is embedded in another page.
-      if (window.parent.location === window.location) {
-        PDFView.container.focus();
-      }
-    });
-
-    pdfDocument.getMetadata().then(function(data) {
-      var info = data.info, metadata = data.metadata;
-      self.documentInfo = info;
-      self.metadata = metadata;
-
-      // Provides some basic debug information
-      console.log('PDF ' + pdfDocument.fingerprint + ' [' +
-                  info.PDFFormatVersion + ' ' + (info.Producer || '-') +
-                  ' / ' + (info.Creator || '-') + ']' +
-                  (PDFJS.version ? ' (PDF.js: ' + PDFJS.version + ')' : ''));
-
-      var pdfTitle;
-      if (metadata) {
-        if (metadata.has('dc:title'))
-          pdfTitle = metadata.get('dc: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');
-        PDFView.fallback();
-      }
-    });
-  },
-
-  setInitialView: function pdfViewSetInitialView(storedHash, scale) {
-    // Reset the current scale, as otherwise the page's scale might not get
-    // updated if the zoom level stayed the same.
-    this.currentScale = 0;
-    this.currentScaleValue = null;
-    if (this.initialBookmark) {
-      this.setHash(this.initialBookmark);
-      this.initialBookmark = null;
-    }
-    else if (storedHash)
-      this.setHash(storedHash);
-    else if (scale) {
-      this.parseScale(scale, true);
-      this.page = 1;
-    }
-
-    if (PDFView.currentScale === UNKNOWN_SCALE) {
-      // Scale was not initialized: invalid bookmark or scale was not specified.
-      // Setting the default one.
-      this.parseScale(DEFAULT_SCALE, true);
-    }
-  },
-
-  renderHighestPriority: function pdfViewRenderHighestPriority() {
-    // Pages have a higher priority than thumbnails, so check them first.
-    var visiblePages = this.getVisiblePages();
-    var pageView = this.getHighestPriority(visiblePages, this.pages,
-                                           this.pageViewScroll.down);
-    if (pageView) {
-      this.renderView(pageView, 'page');
-      return;
-    }
-    // No pages needed rendering so check thumbnails.
-    if (this.sidebarOpen) {
-      var visibleThumbs = this.getVisibleThumbs();
-      var thumbView = this.getHighestPriority(visibleThumbs,
-                                              this.thumbnails,
-                                              this.thumbnailViewScroll.down);
-      if (thumbView)
-        this.renderView(thumbView, 'thumbnail');
-    }
-  },
-
-  getHighestPriority: function pdfViewGetHighestPriority(visible, views,
-                                                         scrolledDown) {
-    // The state has changed figure out which page has the highest priority to
-    // render next (if any).
-    // Priority:
-    // 1 visible pages
-    // 2 if last scrolled down page after the visible pages
-    // 2 if last scrolled up page before the visible pages
-    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;
-    }
-
-    // All the visible views have rendered, try to render next/previous pages.
-    if (scrolledDown) {
-      var nextPageIndex = visible.last.id;
-      // ID's start at 1 so no need to add 1.
-      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];
-    }
-    // Everything that needs to be rendered has been.
-    return false;
-  },
-
-  isViewFinished: function pdfViewNeedsRendering(view) {
-    return view.renderingState === RenderingStates.FINISHED;
-  },
-
-  // Render a page or thumbnail view. This calls the appropriate function based
-  // on the views state. If the view is already rendered it will return false.
-  renderView: function pdfViewRender(view, type) {
-    var state = view.renderingState;
-    switch (state) {
-      case RenderingStates.FINISHED:
-        return false;
-      case RenderingStates.PAUSED:
-        PDFView.highestPriorityPage = type + view.id;
-        view.resume();
-        break;
-      case RenderingStates.RUNNING:
-        PDFView.highestPriorityPage = type + view.id;
-        break;
-      case RenderingStates.INITIAL:
-        PDFView.highestPriorityPage = type + view.id;
-        view.draw(this.renderHighestPriority.bind(this));
-        break;
-    }
-    return true;
-  },
-
-  setHash: function pdfViewSetHash(hash) {
-    if (!hash)
-      return;
-
-    if (hash.indexOf('=') >= 0) {
-      var params = PDFView.parseQueryString(hash);
-      // borrowing syntax from "Parameters for Opening PDF Files"
-      if ('nameddest' in params) {
-        PDFView.navigateTo(params.nameddest);
-        return;
-      }
-      if ('page' in params) {
-        var pageNumber = (params.page | 0) || 1;
-        if ('zoom' in params) {
-          var zoomArgs = params.zoom.split(','); // scale,left,top
-          // building destination array
-
-          // If the zoom value, it has to get divided by 100. If it is a string,
-          // it should stay as it is.
-          var zoomArg = zoomArgs[0];
-          var zoomArgNumber = parseFloat(zoomArg);
-          if (zoomArgNumber)
-            zoomArg = zoomArgNumber / 100;
-
-          var dest = [null, {name: 'XYZ'},
-                      zoomArgs.length > 1 ? (zoomArgs[1] | 0) : null,
-                      zoomArgs.length > 2 ? (zoomArgs[2] | 0) : null,
-                      zoomArg];
-          var currentPage = this.pages[pageNumber - 1];
-          currentPage.scrollIntoView(dest);
-        } else {
-          this.page = pageNumber; // simple page
-        }
-      }
-      if ('pagemode' in params) {
-        var toggle = document.getElementById('sidebarToggle');
-        if (params.pagemode === 'thumbs' || params.pagemode === 'bookmarks') {
-          if (!this.sidebarOpen) {
-            toggle.click();
-          }
-          this.switchSidebarView(params.pagemode === 'thumbs' ?
-                                 'thumbs' : 'outline');
-        } else if (params.pagemode === 'none' && this.sidebarOpen) {
-          toggle.click();
-        }
-      }
-    } else if (/^\d+$/.test(hash)) // page number
-      this.page = hash;
-    else // named destination
-      PDFView.navigateTo(unescape(hash));
-  },
-
-  switchSidebarView: function pdfViewSwitchSidebarView(view) {
-    var thumbsView = document.getElementById('thumbnailView');
-    var outlineView = document.getElementById('outlineView');
-
-    var thumbsButton = document.getElementById('viewThumbnail');
-    var outlineButton = document.getElementById('viewOutline');
-
-    switch (view) {
-      case 'thumbs':
-        var wasOutlineViewVisible = thumbsView.classList.contains('hidden');
-
-        thumbsButton.classList.add('toggled');
-        outlineButton.classList.remove('toggled');
-        thumbsView.classList.remove('hidden');
-        outlineView.classList.add('hidden');
-
-        PDFView.renderHighestPriority();
-
-        if (wasOutlineViewVisible) {
-          // Ensure that the thumbnail of the current page is visible
-          // when switching from the outline view.
-          scrollIntoView(document.getElementById('thumbnailContainer' +
-                                                 this.page));
-        }
-        break;
-
-      case 'outline':
-        thumbsButton.classList.remove('toggled');
-        outlineButton.classList.add('toggled');
-        thumbsView.classList.add('hidden');
-        outlineView.classList.remove('hidden');
-
-        if (outlineButton.getAttribute('disabled'))
-          return;
-        break;
-    }
-  },
-
-  getVisiblePages: function pdfViewGetVisiblePages() {
-    if (!this.isFullscreen) {
-      return this.getVisibleElements(this.container, this.pages, true);
-    } else {
-      // The algorithm in getVisibleElements is broken in fullscreen mode.
-      var visible = [], page = this.page;
-      var currentPage = this.pages[page - 1];
-      visible.push({ id: currentPage.id, view: currentPage });
-
-      return { first: currentPage, last: currentPage, views: visible};
-    }
-  },
-
-  getVisibleThumbs: function pdfViewGetVisibleThumbs() {
-    return this.getVisibleElements(this.thumbnailContainer, this.thumbnails);
-  },
-
-  // Generic helper to find out what elements are visible within a scroll pane.
-  getVisibleElements: function pdfViewGetVisibleElements(
-      scrollEl, views, sortByVisibility) {
-    var top = scrollEl.scrollTop, bottom = top + scrollEl.clientHeight;
-    var left = scrollEl.scrollLeft, right = left + scrollEl.clientWidth;
-
-    var visible = [], view;
-    var currentHeight, viewHeight, hiddenHeight, percentHeight;
-    var currentWidth, viewWidth;
-    for (var i = 0, ii = views.length; i < ii; ++i) {
-      view = views[i];
-      currentHeight = view.el.offsetTop + view.el.clientTop;
-      viewHeight = view.el.clientHeight;
-      if ((currentHeight + viewHeight) < top) {
-        continue;
-      }
-      if (currentHeight > bottom) {
-        break;
-      }
-      currentWidth = view.el.offsetLeft + view.el.clientLeft;
-      viewWidth = view.el.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, 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; // ensure stability
-      });
-    }
-    return {first: first, last: last, views: visible};
-  },
-
-  // Helper function to parse query string (e.g. ?param1=value&parm2=...).
-  parseQueryString: function pdfViewParseQueryString(query) {
-    var parts = query.split('&');
-    var params = {};
-    for (var i = 0, ii = parts.length; i < parts.length; ++i) {
-      var param = parts[i].split('=');
-      var key = param[0];
-      var value = param.length > 1 ? param[1] : null;
-      params[unescape(key)] = unescape(value);
-    }
-    return params;
-  },
-
-  beforePrint: function pdfViewSetupBeforePrint() {
-    if (!this.supportsPrinting) {
-      var printMessage = mozL10n.get('printing_not_supported', null,
-          'Warning: Printing is not fully supported by this browser.');
-      this.error(printMessage);
-      return;
-    }
-
-    var alertNotReady = false;
-    if (!this.pages.length) {
-      alertNotReady = true;
-    } else {
-      for (var i = 0, ii = this.pages.length; i < ii; ++i) {
-        if (!this.pages[i].pdfPage) {
-          alertNotReady = true;
-          break;
-        }
-      }
-    }
-    if (alertNotReady) {
-      var notReadyMessage = mozL10n.get('printing_not_ready', null,
-          'Warning: The PDF is not fully loaded for printing.');
-      window.alert(notReadyMessage);
-      return;
-    }
-
-    var body = document.querySelector('body');
-    body.setAttribute('data-mozPrintCallback', true);
-    for (var i = 0, ii = this.pages.length; i < ii; ++i) {
-      this.pages[i].beforePrint();
-    }
-  },
-
-  afterPrint: function pdfViewSetupAfterPrint() {
-    var div = document.getElementById('printContainer');
-    while (div.hasChildNodes())
-      div.removeChild(div.lastChild);
-  },
-
-  fullscreen: function pdfViewFullscreen() {
-    var isFullscreen = document.fullscreenElement || document.mozFullScreen ||
-        document.webkitIsFullScreen;
-
-    if (isFullscreen) {
-      return false;
-    }
-
-    var wrapper = document.getElementById('viewerContainer');
-    if (document.documentElement.requestFullscreen) {
-      wrapper.requestFullscreen();
-    } else if (document.documentElement.mozRequestFullScreen) {
-      wrapper.mozRequestFullScreen();
-    } else if (document.documentElement.webkitRequestFullScreen) {
-      wrapper.webkitRequestFullScreen(Element.ALLOW_KEYBOARD_INPUT);
-    } else {
-      return false;
-    }
-
-    this.isFullscreen = true;
-    var currentPage = this.pages[this.page - 1];
-    this.previousScale = this.currentScaleValue;
-    this.parseScale('page-fit', true);
-
-    // Wait for fullscreen to take effect
-    setTimeout(function() {
-      currentPage.scrollIntoView();
-    }, 0);
-
-    this.showPresentationControls();
-    return true;
-  },
-
-  exitFullscreen: function pdfViewExitFullscreen() {
-    this.isFullscreen = false;
-    this.parseScale(this.previousScale);
-    this.page = this.page;
-    this.clearMouseScrollState();
-    this.hidePresentationControls();
-
-    // Ensure that the thumbnail of the current page is visible
-    // when exiting fullscreen mode.
-    scrollIntoView(document.getElementById('thumbnailContainer' + this.page));
-  },
-
-  showPresentationControls: function pdfViewShowPresentationControls() {
-    var DELAY_BEFORE_HIDING_CONTROLS = 3000;
-    var wrapper = document.getElementById('viewerContainer');
-    if (this.presentationControlsTimeout) {
-      clearTimeout(this.presentationControlsTimeout);
-    } else {
-      wrapper.classList.add('presentationControls');
-    }
-    this.presentationControlsTimeout = setTimeout(function hideControls() {
-      wrapper.classList.remove('presentationControls');
-      delete PDFView.presentationControlsTimeout;
-    }, DELAY_BEFORE_HIDING_CONTROLS);
-  },
-
-  hidePresentationControls: function pdfViewShowPresentationControls() {
-    if (!this.presentationControlsTimeout) {
-      return;
-    }
-    clearTimeout(this.presentationControlsTimeout);
-    delete this.presentationControlsTimeout;
-
-    var wrapper = document.getElementById('viewerContainer');
-    wrapper.classList.remove('presentationControls');
-  },
-
-  rotatePages: function pdfViewPageRotation(delta) {
-
-    this.pageRotation = (this.pageRotation + 360 + delta) % 360;
-
-    for (var i = 0, l = this.pages.length; i < l; i++) {
-      var page = this.pages[i];
-      page.update(page.scale, this.pageRotation);
-    }
-
-    for (var i = 0, l = this.thumbnails.length; i < l; i++) {
-      var thumb = this.thumbnails[i];
-      thumb.update(this.pageRotation);
-    }
-
-    this.parseScale(this.currentScaleValue, true);
-
-    this.renderHighestPriority();
-
-    var currentPage = this.pages[this.page - 1];
-    if (!currentPage) {
-      return;
-    }
-
-    // Wait for fullscreen to take effect
-    setTimeout(function() {
-      currentPage.scrollIntoView();
-    }, 0);
-  },
-
-  /**
-   * This function flips the page in presentation mode if the user scrolls up
-   * or down with large enough motion and prevents page flipping too often.
-   *
-   * @this {PDFView}
-   * @param {number} mouseScrollDelta The delta value from the mouse event.
-   */
-  mouseScroll: function pdfViewMouseScroll(mouseScrollDelta) {
-    var MOUSE_SCROLL_COOLDOWN_TIME = 50;
-
-    var currentTime = (new Date()).getTime();
-    var storedTime = this.mouseScrollTimeStamp;
-
-    // In case one page has already been flipped there is a cooldown time
-    // which has to expire before next page can be scrolled on to.
-    if (currentTime > storedTime &&
-        currentTime - storedTime < MOUSE_SCROLL_COOLDOWN_TIME)
-      return;
-
-    // In case the user decides to scroll to the opposite direction than before
-    // clear the accumulated delta.
-    if ((this.mouseScrollDelta > 0 && mouseScrollDelta < 0) ||
-        (this.mouseScrollDelta < 0 && mouseScrollDelta > 0))
-      this.clearMouseScrollState();
-
-    this.mouseScrollDelta += mouseScrollDelta;
-
-    var PAGE_FLIP_THRESHOLD = 120;
-    if (Math.abs(this.mouseScrollDelta) >= PAGE_FLIP_THRESHOLD) {
-
-      var PageFlipDirection = {
-        UP: -1,
-        DOWN: 1
-      };
-
-      // In fullscreen mode scroll one page at a time.
-      var pageFlipDirection = (this.mouseScrollDelta > 0) ?
-                                PageFlipDirection.UP :
-                                PageFlipDirection.DOWN;
-      this.clearMouseScrollState();
-      var currentPage = this.page;
-
-      // In case we are already on the first or the last page there is no need
-      // to do anything.
-      if ((currentPage == 1 && pageFlipDirection == PageFlipDirection.UP) ||
-          (currentPage == this.pages.length &&
-           pageFlipDirection == PageFlipDirection.DOWN))
-        return;
-
-      this.page += pageFlipDirection;
-      this.mouseScrollTimeStamp = currentTime;
-    }
-  },
-
-  /**
-   * This function clears the member attributes used with mouse scrolling in
-   * presentation mode.
-   *
-   * @this {PDFView}
-   */
-  clearMouseScrollState: function pdfViewClearMouseScrollState() {
-    this.mouseScrollTimeStamp = 0;
-    this.mouseScrollDelta = 0;
-  }
-};
-
-var PageView = function pageView(container, id, scale,
-                                 navigateTo, defaultViewport) {
-  this.id = id;
-
-  this.rotation = 0;
-  this.scale = scale || 1.0;
-  this.viewport = defaultViewport;
-  this.pdfPageRotate = defaultViewport.rotate;
-
-  this.renderingState = RenderingStates.INITIAL;
-  this.resume = null;
-
-  this.textContent = null;
-  this.textLayer = null;
-
-  var anchor = document.createElement('a');
-  anchor.name = '' + this.id;
-
-  var div = this.el = 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';
-
-  container.appendChild(anchor);
-  container.appendChild(div);
-
-  this.setPdfPage = function pageViewSetPdfPage(pdfPage) {
-    this.pdfPage = pdfPage;
-    this.pdfPageRotate = pdfPage.rotate;
-    this.viewport = pdfPage.getViewport(this.scale);
-    this.stats = pdfPage.stats;
-    this.update();
-  };
-
-  this.destroy = function pageViewDestroy() {
-    this.update();
-    if (this.pdfPage) {
-      this.pdfPage.destroy();
-    }
-  };
-
-  this.update = function pageViewUpdate(scale, rotation) {
-    this.renderingState = RenderingStates.INITIAL;
-    this.resume = null;
-
-    if (typeof rotation !== 'undefined') {
-      this.rotation = rotation;
-    }
-
-    this.scale = scale || this.scale;
-
-    var totalRotation = (this.rotation + this.pdfPageRotate) % 360;
-    this.viewport = this.viewport.clone({
-      scale: this.scale,
-      rotation: totalRotation
-    });
-
-    div.style.width = Math.floor(this.viewport.width) + 'px';
-    div.style.height = Math.floor(this.viewport.height) + 'px';
-
-    while (div.hasChildNodes())
-      div.removeChild(div.lastChild);
-    div.removeAttribute('data-loaded');
-
-    delete this.canvas;
-
-    this.loadingIconDiv = document.createElement('div');
-    this.loadingIconDiv.className = 'loadingIcon';
-    div.appendChild(this.loadingIconDiv);
-  };
-
-  Object.defineProperty(this, 'width', {
-    get: function PageView_getWidth() {
-      return this.viewport.width;
-    },
-    enumerable: true
-  });
-
-  Object.defineProperty(this, 'height', {
-    get: function PageView_getHeight() {
-      return this.viewport.height;
-    },
-    enumerable: true
-  });
-
-  function setupAnnotations(pdfPage, viewport) {
-    function bindLink(link, dest) {
-      link.href = PDFView.getDestinationHash(dest);
-      link.onclick = function pageViewSetupLinksOnclick() {
-        if (dest)
-          PDFView.navigateTo(dest);
-        return false;
-      };
-    }
-    function createElementWithStyle(tagName, item, rect) {
-      if (!rect) {
-        rect = viewport.convertToViewportRectangle(item.rect);
-        rect = PDFJS.Util.normalizeRect(rect);
-      }
-      var element = document.createElement(tagName);
-      element.style.left = Math.floor(rect[0]) + 'px';
-      element.style.top = Math.floor(rect[1]) + 'px';
-      element.style.width = Math.ceil(rect[2] - rect[0]) + 'px';
-      element.style.height = Math.ceil(rect[3] - rect[1]) + 'px';
-      return element;
-    }
-    function createTextAnnotation(item) {
-      var container = document.createElement('section');
-      container.className = 'annotText';
-
-      var rect = viewport.convertToViewportRectangle(item.rect);
-      rect = PDFJS.Util.normalizeRect(rect);
-      // sanity check because of OOo-generated PDFs
-      if ((rect[3] - rect[1]) < ANNOT_MIN_SIZE) {
-        rect[3] = rect[1] + ANNOT_MIN_SIZE;
-      }
-      if ((rect[2] - rect[0]) < ANNOT_MIN_SIZE) {
-        rect[2] = rect[0] + (rect[3] - rect[1]); // make it square
-      }
-      var image = createElementWithStyle('img', item, rect);
-      var iconName = item.name;
-      image.src = IMAGE_DIR + 'annotation-' +
-        iconName.toLowerCase() + '.svg';
-      image.alt = mozL10n.get('text_annotation_type', {type: iconName},
-        '[{{type}} Annotation]');
-      var content = document.createElement('div');
-      content.setAttribute('hidden', true);
-      var title = document.createElement('h1');
-      var text = document.createElement('p');
-      content.style.left = Math.floor(rect[2]) + 'px';
-      content.style.top = Math.floor(rect[1]) + 'px';
-      title.textContent = item.title;
-
-      if (!item.content && !item.title) {
-        content.setAttribute('hidden', true);
-      } else {
-        var e = document.createElement('span');
-        var lines = item.content.split(/(?:\r\n?|\n)/);
-        for (var i = 0, ii = lines.length; i < ii; ++i) {
-          var line = lines[i];
-          e.appendChild(document.createTextNode(line));
-          if (i < (ii - 1))
-            e.appendChild(document.createElement('br'));
-        }
-        text.appendChild(e);
-        image.addEventListener('mouseover', function annotationImageOver() {
-           content.removeAttribute('hidden');
-        }, false);
-
-        image.addEventListener('mouseout', function annotationImageOut() {
-           content.setAttribute('hidden', true);
-        }, false);
-      }
-
-      content.appendChild(title);
-      content.appendChild(text);
-      container.appendChild(image);
-      container.appendChild(content);
-
-      return container;
-    }
-
-    pdfPage.getAnnotations().then(function(items) {
-      for (var i = 0; i < items.length; i++) {
-        var item = items[i];
-        switch (item.type) {
-          case 'Link':
-            var link = createElementWithStyle('a', item);
-            link.href = item.url || '';
-            if (!item.url)
-              bindLink(link, ('dest' in item) ? item.dest : null);
-            div.appendChild(link);
-            break;
-          case 'Text':
-            var textAnnotation = createTextAnnotation(item);
-            if (textAnnotation)
-              div.appendChild(textAnnotation);
-            break;
-        }
-      }
-    });
-  }
-
-  this.getPagePoint = function pageViewGetPagePoint(x, y) {
-    return this.viewport.convertToPdfPoint(x, y);
-  };
-
-  this.scrollIntoView = function pageViewScrollIntoView(dest) {
-      if (!dest) {
-        scrollIntoView(div);
-        return;
-      }
-
-      var x = 0, y = 0;
-      var width = 0, height = 0, widthScale, heightScale;
-      var scale = 0;
-      switch (dest[1].name) {
-        case 'XYZ':
-          x = dest[2];
-          y = dest[3];
-          scale = dest[4];
-          // If x and/or y coordinates are not supplied, default to
-          // _top_ left of the page (not the obvious bottom left,
-          // since aligning the bottom of the intended page with the
-          // top of the window is rarely helpful).
-          x = x !== null ? x : 0;
-          y = y !== null ? y : this.height / this.scale;
-          break;
-        case 'Fit':
-        case 'FitB':
-          scale = 'page-fit';
-          break;
-        case 'FitH':
-        case 'FitBH':
-          y = dest[2];
-          scale = 'page-width';
-          break;
-        case 'FitV':
-        case 'FitBV':
-          x = dest[2];
-          scale = 'page-height';
-          break;
-        case 'FitR':
-          x = dest[2];
-          y = dest[3];
-          width = dest[4] - x;
-          height = dest[5] - y;
-          widthScale = (this.container.clientWidth - SCROLLBAR_PADDING) /
-            width / CSS_UNITS;
-          heightScale = (this.container.clientHeight - SCROLLBAR_PADDING) /
-            height / CSS_UNITS;
-          scale = Math.min(widthScale, heightScale);
-          break;
-        default:
-          return;
-      }
-
-      if (scale && scale !== PDFView.currentScale)
-        PDFView.parseScale(scale, true, true);
-      else if (PDFView.currentScale === UNKNOWN_SCALE)
-        PDFView.parseScale(DEFAULT_SCALE, true, true);
-
-      var boundingRect = [
-        this.viewport.convertToViewportPoint(x, y),
-        this.viewport.convertToViewportPoint(x + width, y + height)
-      ];
-      setTimeout(function pageViewScrollIntoViewRelayout() {
-        // letting page to re-layout before scrolling
-        var scale = PDFView.currentScale;
-        var x = Math.min(boundingRect[0][0], boundingRect[1][0]);
-        var y = Math.min(boundingRect[0][1], boundingRect[1][1]);
-        var width = Math.abs(boundingRect[0][0] - boundingRect[1][0]);
-        var height = Math.abs(boundingRect[0][1] - boundingRect[1][1]);
-
-        scrollIntoView(div, {left: x, top: y, width: width, height: height});
-      }, 0);
-  };
-
-  this.getTextContent = function pageviewGetTextContent() {
-    if (!this.textContent) {
-      this.textContent = this.pdfPage.getTextContent();
-    }
-    return this.textContent;
-  };
-
-  this.draw = function pageviewDraw(callback) {
-    var pdfPage = this.pdfPage;
-
-    if (!pdfPage) {
-      var promise = PDFView.getPage(this.id);
-      promise.then(function(pdfPage) {
-        this.setPdfPage(pdfPage);
-        this.draw(callback);
-      }.bind(this));
-      return;
-    }
-
-    if (this.renderingState !== RenderingStates.INITIAL) {
-      console.error('Must be in new state before drawing');
-    }
-
-    this.renderingState = RenderingStates.RUNNING;
-
-    var canvas = document.createElement('canvas');
-    canvas.id = 'page' + this.id;
-    div.appendChild(canvas);
-    this.canvas = canvas;
-
-    var scale = this.scale, viewport = this.viewport;
-    var outputScale = PDFView.getOutputScale();
-    canvas.width = Math.floor(viewport.width) * outputScale.sx;
-    canvas.height = Math.floor(viewport.height) * outputScale.sy;
-
-    var textLayerDiv = null;
-    if (!PDFJS.disableTextLayer) {
-      textLayerDiv = document.createElement('div');
-      textLayerDiv.className = 'textLayer';
-      textLayerDiv.style.width = canvas.width + 'px';
-      textLayerDiv.style.height = canvas.height + 'px';
-      div.appendChild(textLayerDiv);
-    }
-    var textLayer = this.textLayer =
-          textLayerDiv ? new TextLayerBuilder(textLayerDiv, this.id - 1) : null;
-
-    if (outputScale.scaled) {
-      var cssScale = 'scale(' + (1 / outputScale.sx) + ', ' +
-                                (1 / outputScale.sy) + ')';
-      CustomStyle.setProp('transform' , canvas, cssScale);
-      CustomStyle.setProp('transformOrigin' , canvas, '0% 0%');
-      if (textLayerDiv) {
-        CustomStyle.setProp('transform' , textLayerDiv, cssScale);
-        CustomStyle.setProp('transformOrigin' , textLayerDiv, '0% 0%');
-      }
-    }
-
-    var ctx = canvas.getContext('2d');
-    ctx.clearRect(0, 0, canvas.width, canvas.height);
-    // TODO(mack): use data attributes to store these
-    ctx._scaleX = outputScale.sx;
-    ctx._scaleY = outputScale.sy;
-    if (outputScale.scaled) {
-      ctx.scale(outputScale.sx, outputScale.sy);
-    }
-//#if (FIREFOX || MOZCENTRAL)
-//  // Checking if document fonts are used only once
-//  var checkIfDocumentFontsUsed = !PDFView.pdfDocument.embeddedFontsUsed;
-//#endif
-
-    // Rendering area
-
-    var self = this;
-    var renderingWasReset = false;
-    function pageViewDrawCallback(error) {
-      if (renderingWasReset) {
-        return;
-      }
-
-      self.renderingState = RenderingStates.FINISHED;
-
-      if (self.loadingIconDiv) {
-        div.removeChild(self.loadingIconDiv);
-        delete self.loadingIconDiv;
-      }
-
-//#if (FIREFOX || MOZCENTRAL)
-//    if (checkIfDocumentFontsUsed && PDFView.pdfDocument.embeddedFontsUsed &&
-//        !PDFView.supportsDocumentFonts) {
-//      console.error(mozL10n.get('web_fonts_disabled', null,
-//        'Web fonts are disabled: unable to use embedded PDF fonts.'));
-//      PDFView.fallback();
-//    }
-//#endif
-      if (error) {
-        PDFView.error(mozL10n.get('rendering_error', null,
-          'An error occurred while rendering the page.'), error);
-      }
-
-      self.stats = pdfPage.stats;
-      self.updateStats();
-      if (self.onAfterDraw)
-        self.onAfterDraw();
-
-      cache.push(self);
-
-      var event = document.createEvent('CustomEvent');
-      event.initCustomEvent('pagerender', true, true, {
-        pageNumber: pdfPage.pageNumber
-      });
-      div.dispatchEvent(event);
-
-      callback();
-    }
-
-    var renderContext = {
-      canvasContext: ctx,
-      viewport: this.viewport,
-      textLayer: textLayer,
-      continueCallback: function pdfViewcContinueCallback(cont) {
-        if (self.renderingState === RenderingStates.INITIAL) {
-          // The page update() was called, we just need to abort any rendering.
-          renderingWasReset = true;
-          return;
-        }
-
-        if (PDFView.highestPriorityPage !== 'page' + self.id) {
-          self.renderingState = RenderingStates.PAUSED;
-          self.resume = function resumeCallback() {
-            self.renderingState = RenderingStates.RUNNING;
-            cont();
-          };
-          return;
-        }
-        cont();
-      }
-    };
-    this.pdfPage.render(renderContext).then(
-      function pdfPageRenderCallback() {
-        pageViewDrawCallback(null);
-      },
-      function pdfPageRenderError(error) {
-        pageViewDrawCallback(error);
-      }
-    );
-
-    if (textLayer) {
-      this.getTextContent().then(
-        function textContentResolved(textContent) {
-          textLayer.setTextContent(textContent);
-        }
-      );
-    }
-
-    setupAnnotations(this.pdfPage, this.viewport);
-    div.setAttribute('data-loaded', true);
-  };
-
-  this.beforePrint = function pageViewBeforePrint() {
-    var pdfPage = this.pdfPage;
-
-    var viewport = pdfPage.getViewport(1);
-    // Use the same hack we use for high dpi displays for printing to get better
-    // output until bug 811002 is fixed in FF.
-    var PRINT_OUTPUT_SCALE = 2;
-    var canvas = this.canvas = document.createElement('canvas');
-    canvas.width = Math.floor(viewport.width) * PRINT_OUTPUT_SCALE;
-    canvas.height = Math.floor(viewport.height) * PRINT_OUTPUT_SCALE;
-    canvas.style.width = (PRINT_OUTPUT_SCALE * viewport.width) + 'pt';
-    canvas.style.height = (PRINT_OUTPUT_SCALE * viewport.height) + 'pt';
-    var cssScale = 'scale(' + (1 / PRINT_OUTPUT_SCALE) + ', ' +
-                              (1 / PRINT_OUTPUT_SCALE) + ')';
-    CustomStyle.setProp('transform' , canvas, cssScale);
-    CustomStyle.setProp('transformOrigin' , canvas, '0% 0%');
-
-    var printContainer = document.getElementById('printContainer');
-    printContainer.appendChild(canvas);
-
-    var self = this;
-    canvas.mozPrintCallback = function(obj) {
-      var ctx = obj.context;
-
-      ctx.save();
-      ctx.fillStyle = 'rgb(255, 255, 255)';
-      ctx.fillRect(0, 0, canvas.width, canvas.height);
-      ctx.restore();
-      ctx.scale(PRINT_OUTPUT_SCALE, PRINT_OUTPUT_SCALE);
-
-      var renderContext = {
-        canvasContext: ctx,
-        viewport: viewport
-      };
-
-      pdfPage.render(renderContext).then(function() {
-        // Tell the printEngine that rendering this canvas/page has finished.
-        obj.done();
-        self.pdfPage.destroy();
-      }, function(error) {
-        console.error(error);
-        // Tell the printEngine that rendering this canvas/page has failed.
-        // This will make the print proces stop.
-        if ('abort' in obj)
-          obj.abort();
-        else
-          obj.done();
-        self.pdfPage.destroy();
-      });
-    };
-  };
-
-  this.updateStats = function pageViewUpdateStats() {
-    if (!this.stats) {
-      return;
-    }
-
-    if (PDFJS.pdfBug && Stats.enabled) {
-      var stats = this.stats;
-      Stats.add(this.id, stats);
-    }
-  };
-};
-
-var ThumbnailView = function thumbnailView(container, id, defaultViewport) {
-  var anchor = document.createElement('a');
-  anchor.href = PDFView.getAnchorUrl('#page=' + id);
-  anchor.title = mozL10n.get('thumb_page_title', {page: id}, 'Page {{page}}');
-  anchor.onclick = function stopNavigation() {
-    PDFView.page = id;
-    return false;
-  };
-
-
-  this.pdfPage = undefined;
-  this.viewport = defaultViewport;
-  this.pdfPageRotate = defaultViewport.rotate;
-
-  this.rotation = 0;
-  this.pageWidth = this.viewport.width;
-  this.pageHeight = this.viewport.height;
-  this.pageRatio = this.pageWidth / this.pageHeight;
-  this.id = id;
-
-  this.canvasWidth = 98;
-  this.canvasHeight = this.canvasWidth / this.pageWidth * this.pageHeight;
-  this.scale = (this.canvasWidth / this.pageWidth);
-
-  var div = this.el = document.createElement('div');
-  div.id = 'thumbnailContainer' + id;
-  div.className = 'thumbnail';
-
-  if (id === 1) {
-    // Highlight the thumbnail of the first page when no page number is
-    // specified (or exists in cache) when the document is loaded.
-    div.classList.add('selected');
-  }
-
-  var ring = document.createElement('div');
-  ring.className = 'thumbnailSelectionRing';
-  ring.style.width = this.canvasWidth + 'px';
-  ring.style.height = this.canvasHeight + 'px';
-
-  div.appendChild(ring);
-  anchor.appendChild(div);
-  container.appendChild(anchor);
-
-  this.hasImage = false;
-  this.renderingState = RenderingStates.INITIAL;
-
-  this.setPdfPage = function thumbnailViewSetPdfPage(pdfPage) {
-    this.pdfPage = pdfPage;
-    this.pdfPageRotate = pdfPage.rotate;
-    this.viewport = pdfPage.getViewport(1);
-    this.update();
-  };
-
-  this.update = function thumbnailViewUpdate(rot) {
-    if (!this.pdfPage) {
-      return;
-    }
-
-    if (rot !== undefined) {
-      this.rotation = rot;
-    }
-
-    var totalRotation = (this.rotation + this.pdfPage.rotate) % 360;
-    this.viewport = this.viewport.clone({
-      scale: 1,
-      rotation: totalRotation
-    });
-    this.pageWidth = this.viewport.width;
-    this.pageHeight = this.viewport.height;
-    this.pageRatio = this.pageWidth / this.pageHeight;
-
-    this.canvasHeight = this.canvasWidth / this.pageWidth * this.pageHeight;
-    this.scale = (this.canvasWidth / this.pageWidth);
-
-    div.removeAttribute('data-loaded');
-    ring.textContent = '';
-    ring.style.width = this.canvasWidth + 'px';
-    ring.style.height = this.canvasHeight + 'px';
-
-    this.hasImage = false;
-    this.renderingState = RenderingStates.INITIAL;
-    this.resume = null;
-  };
-
-  this.getPageDrawContext = function thumbnailViewGetPageDrawContext() {
-    var canvas = document.createElement('canvas');
-    canvas.id = 'thumbnail' + id;
-
-    canvas.width = this.canvasWidth;
-    canvas.height = this.canvasHeight;
-    canvas.className = 'thumbnailImage';
-    canvas.setAttribute('aria-label', mozL10n.get('thumb_page_canvas',
-      {page: id}, 'Thumbnail of Page {{page}}'));
-
-    div.setAttribute('data-loaded', true);
-
-    ring.appendChild(canvas);
-
-    var ctx = canvas.getContext('2d');
-    ctx.save();
-    ctx.fillStyle = 'rgb(255, 255, 255)';
-    ctx.fillRect(0, 0, this.canvasWidth, this.canvasHeight);
-    ctx.restore();
-    return ctx;
-  };
-
-  this.drawingRequired = function thumbnailViewDrawingRequired() {
-    return !this.hasImage;
-  };
-
-  this.draw = function thumbnailViewDraw(callback) {
-    if (!this.pdfPage) {
-      var promise = PDFView.getPage(this.id);
-      promise.then(function(pdfPage) {
-        this.setPdfPage(pdfPage);
-        this.draw(callback);
-      }.bind(this));
-      return;
-    }
-
-    if (this.renderingState !== RenderingStates.INITIAL) {
-      console.error('Must be in new state before drawing');
-    }
-
-    this.renderingState = RenderingStates.RUNNING;
-    if (this.hasImage) {
-      callback();
-      return;
-    }
-
-    var self = this;
-    var ctx = this.getPageDrawContext();
-    var drawViewport = this.viewport.clone({ scale: this.scale });
-    var renderContext = {
-      canvasContext: ctx,
-      viewport: drawViewport,
-      continueCallback: function(cont) {
-        if (PDFView.highestPriorityPage !== 'thumbnail' + self.id) {
-          self.renderingState = RenderingStates.PAUSED;
-          self.resume = function() {
-            self.renderingState = RenderingStates.RUNNING;
-            cont();
-          };
-          return;
-        }
-        cont();
-      }
-    };
-    this.pdfPage.render(renderContext).then(
-      function pdfPageRenderCallback() {
-        self.renderingState = RenderingStates.FINISHED;
-        callback();
-      },
-      function pdfPageRenderError(error) {
-        self.renderingState = RenderingStates.FINISHED;
-        callback();
-      }
-    );
-    this.hasImage = true;
-  };
-
-  this.setImage = function thumbnailViewSetImage(img) {
-    if (this.hasImage || !img)
-      return;
-    this.renderingState = RenderingStates.FINISHED;
-    var ctx = this.getPageDrawContext();
-    ctx.drawImage(img, 0, 0, img.width, img.height,
-                  0, 0, ctx.canvas.width, ctx.canvas.height);
-
-    this.hasImage = true;
-  };
-};
-
-var DocumentOutlineView = function documentOutlineView(outline) {
-  var outlineView = document.getElementById('outlineView');
-  while (outlineView.firstChild)
-    outlineView.removeChild(outlineView.firstChild);
-
-  function bindItemLink(domObj, item) {
-    domObj.href = PDFView.getDestinationHash(item.dest);
-    domObj.onclick = function documentOutlineViewOnclick(e) {
-      PDFView.navigateTo(item.dest);
-      return false;
-    };
-  }
-
-  if (!outline) {
-    var noOutline = document.createElement('div');
-    noOutline.classList.add('noOutline');
-    noOutline.textContent = mozL10n.get('no_outline', null,
-      'No Outline Available');
-    outlineView.appendChild(noOutline);
-    return;
-  }
-
-  var queue = [{parent: outlineView, items: outline}];
-  while (queue.length > 0) {
-    var levelData = queue.shift();
-    var i, n = levelData.items.length;
-    for (i = 0; i < n; i++) {
-      var item = levelData.items[i];
-      var div = document.createElement('div');
-      div.className = 'outlineItem';
-      var a = document.createElement('a');
-      bindItemLink(a, item);
-      a.textContent = item.title;
-      div.appendChild(a);
-
-      if (item.items.length > 0) {
-        var itemsDiv = document.createElement('div');
-        itemsDiv.className = 'outlineItems';
-        div.appendChild(itemsDiv);
-        queue.push({parent: itemsDiv, items: item.items});
-      }
-
-      levelData.parent.appendChild(div);
-    }
-  }
-};
-
-// optimised CSS custom property getter/setter
-var CustomStyle = (function CustomStyleClosure() {
-
-  // As noted on: http://www.zachstronaut.com/posts/2009/02/17/
-  //              animate-css-transforms-firefox-webkit.html
-  // in some versions of IE9 it is critical that ms appear in this list
-  // before Moz
-  var prefixes = ['ms', 'Moz', 'Webkit', 'O'];
-  var _cache = { };
-
-  function CustomStyle() {
-  }
-
-  CustomStyle.getProp = function get(propName, element) {
-    // check cache only when no element is given
-    if (arguments.length == 1 && typeof _cache[propName] == 'string') {
-      return _cache[propName];
-    }
-
-    element = element || document.documentElement;
-    var style = element.style, prefixed, uPropName;
-
-    // test standard property first
-    if (typeof style[propName] == 'string') {
-      return (_cache[propName] = propName);
-    }
-
-    // capitalize
-    uPropName = propName.charAt(0).toUpperCase() + propName.slice(1);
-
-    // test vendor specific properties
-    for (var i = 0, l = prefixes.length; i < l; i++) {
-      prefixed = prefixes[i] + uPropName;
-      if (typeof style[prefixed] == 'string') {
-        return (_cache[propName] = prefixed);
-      }
-    }
-
-    //if all fails then set to undefined
-    return (_cache[propName] = 'undefined');
-  };
-
-  CustomStyle.setProp = function set(propName, element, str) {
-    var prop = this.getProp(propName);
-    if (prop != 'undefined')
-      element.style[prop] = str;
-  };
-
-  return CustomStyle;
-})();
-
-var TextLayerBuilder = function textLayerBuilder(textLayerDiv, pageIdx) {
-  var textLayerFrag = document.createDocumentFragment();
-
-  this.textLayerDiv = textLayerDiv;
-  this.layoutDone = false;
-  this.divContentDone = false;
-  this.pageIdx = pageIdx;
-  this.matches = [];
-
-  this.beginLayout = function textLayerBuilderBeginLayout() {
-    this.textDivs = [];
-    this.textLayerQueue = [];
-    this.renderingDone = false;
-  };
-
-  this.endLayout = function textLayerBuilderEndLayout() {
-    this.layoutDone = true;
-    this.insertDivContent();
-  };
-
-  this.renderLayer = function textLayerBuilderRenderLayer() {
-    var self = this;
-    var textDivs = this.textDivs;
-    var bidiTexts = this.textContent.bidiTexts;
-    var textLayerDiv = this.textLayerDiv;
-    var canvas = document.createElement('canvas');
-    var ctx = canvas.getContext('2d');
-
-    // No point in rendering so many divs as it'd make the browser unusable
-    // even after the divs are rendered
-    var MAX_TEXT_DIVS_TO_RENDER = 100000;
-    if (textDivs.length > MAX_TEXT_DIVS_TO_RENDER)
-      return;
-
-    for (var i = 0, ii = textDivs.length; i < ii; i++) {
-      var textDiv = textDivs[i];
-      if ('isWhitespace' in textDiv.dataset) {
-        continue;
-      }
-      textLayerFrag.appendChild(textDiv);
-
-      ctx.font = textDiv.style.fontSize + ' ' + textDiv.style.fontFamily;
-      var width = ctx.measureText(textDiv.textContent).width;
-
-      if (width > 0) {
-        var textScale = textDiv.dataset.canvasWidth / width;
-
-        var transform = 'scale(' + textScale + ', 1)';
-        if (bidiTexts[i].dir === 'ttb') {
-          transform = 'rotate(90deg) ' + transform;
-        }
-        CustomStyle.setProp('transform' , textDiv, transform);
-        CustomStyle.setProp('transformOrigin' , textDiv, '0% 0%');
-
-        textLayerDiv.appendChild(textDiv);
-      }
-    }
-
-    this.renderingDone = true;
-    this.updateMatches();
-
-    textLayerDiv.appendChild(textLayerFrag);
-  };
-
-  this.setupRenderLayoutTimer = function textLayerSetupRenderLayoutTimer() {
-    // Schedule renderLayout() if user has been scrolling, otherwise
-    // run it right away
-    var RENDER_DELAY = 200; // in ms
-    var self = this;
-    if (Date.now() - PDFView.lastScroll > RENDER_DELAY) {
-      // Render right away
-      this.renderLayer();
-    } else {
-      // Schedule
-      if (this.renderTimer)
-        clearTimeout(this.renderTimer);
-      this.renderTimer = setTimeout(function() {
-        self.setupRenderLayoutTimer();
-      }, RENDER_DELAY);
-    }
-  };
-
-  this.appendText = function textLayerBuilderAppendText(geom) {
-    var textDiv = document.createElement('div');
-
-    // vScale and hScale already contain the scaling to pixel units
-    var fontHeight = geom.fontSize * Math.abs(geom.vScale);
-    textDiv.dataset.canvasWidth = geom.canvasWidth * geom.hScale;
-    textDiv.dataset.fontName = geom.fontName;
-
-    textDiv.style.fontSize = fontHeight + 'px';
-    textDiv.style.fontFamily = geom.fontFamily;
-    textDiv.style.left = geom.x + 'px';
-    textDiv.style.top = (geom.y - fontHeight) + 'px';
-
-    // The content of the div is set in the `setTextContent` function.
-
-    this.textDivs.push(textDiv);
-  };
-
-  this.insertDivContent = function textLayerUpdateTextContent() {
-    // Only set the content of the divs once layout has finished, the content
-    // for the divs is available and content is not yet set on the divs.
-    if (!this.layoutDone || this.divContentDone || !this.textContent)
-      return;
-
-    this.divContentDone = true;
-
-    var textDivs = this.textDivs;
-    var bidiTexts = this.textContent.bidiTexts;
-
-    for (var i = 0; i < bidiTexts.length; i++) {
-      var bidiText = bidiTexts[i];
-      var textDiv = textDivs[i];
-      if (!/\S/.test(bidiText.str)) {
-        textDiv.dataset.isWhitespace = true;
-        continue;
-      }
-
-      textDiv.textContent = bidiText.str;
-      // bidiText.dir may be 'ttb' for vertical texts.
-      textDiv.dir = bidiText.dir === 'rtl' ? 'rtl' : 'ltr';
-    }
-
-    this.setupRenderLayoutTimer();
-  };
-
-  this.setTextContent = function textLayerBuilderSetTextContent(textContent) {
-    this.textContent = textContent;
-    this.insertDivContent();
-  };
-
-  this.convertMatches = function textLayerBuilderConvertMatches(matches) {
-    var i = 0;
-    var iIndex = 0;
-    var bidiTexts = this.textContent.bidiTexts;
-    var end = bidiTexts.length - 1;
-    var queryLen = PDFFindController.state.query.length;
-
-    var lastDivIdx = -1;
-    var pos;
-
-    var ret = [];
-
-    // Loop over all the matches.
-    for (var m = 0; m < matches.length; m++) {
-      var matchIdx = matches[m];
-      // # Calculate the begin position.
-
-      // Loop over the divIdxs.
-      while (i !== end && matchIdx >= (iIndex + bidiTexts[i].str.length)) {
-        iIndex += bidiTexts[i].str.length;
-        i++;
-      }
-
-      // TODO: Do proper handling here if something goes wrong.
-      if (i == bidiTexts.length) {
-        console.error('Could not find matching mapping');
-      }
-
-      var match = {
-        begin: {
-          divIdx: i,
-          offset: matchIdx - iIndex
-        }
-      };
-
-      // # Calculate the end position.
-      matchIdx += queryLen;
-
-      // Somewhat same array as above, but use a > instead of >= to get the end
-      // position right.
-      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;
-  };
-
-  this.renderMatches = function textLayerBuilder_renderMatches(matches) {
-    // Early exit if there is nothing to render.
-    if (matches.length === 0) {
-      return;
-    }
-
-    var bidiTexts = this.textContent.bidiTexts;
-    var textDivs = this.textDivs;
-    var prevEnd = null;
-    var isSelectedPage = this.pageIdx === PDFFindController.selected.pageIdx;
-    var selectedMatchIdx = PDFFindController.selected.matchIdx;
-    var highlightAll = PDFFindController.state.highlightAll;
-
-    var infty = {
-      divIdx: -1,
-      offset: undefined
-    };
-
-    function beginText(begin, className) {
-      var divIdx = begin.divIdx;
-      var div = textDivs[divIdx];
-      div.textContent = '';
-
-      var content = bidiTexts[divIdx].str.substring(0, begin.offset);
-      var node = document.createTextNode(content);
-      if (className) {
-        var isSelected = isSelectedPage &&
-                          divIdx === selectedMatchIdx;
-        var span = document.createElement('span');
-        span.className = className + (isSelected ? ' selected' : '');
-        span.appendChild(node);
-        div.appendChild(span);
-        return;
-      }
-      div.appendChild(node);
-    }
-
-    function appendText(from, to, className) {
-      var divIdx = from.divIdx;
-      var div = textDivs[divIdx];
-
-      var content = bidiTexts[divIdx].str.substring(from.offset, to.offset);
-      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);
-    }
-
-    function highlightDiv(divIdx, className) {
-      textDivs[divIdx].className = className;
-    }
-
-    var i0 = selectedMatchIdx, i1 = i0 + 1, i;
-
-    if (highlightAll) {
-      i0 = 0;
-      i1 = matches.length;
-    } else if (!isSelectedPage) {
-      // Not highlighting all and this isn't the selected page, so do nothing.
-      return;
-    }
-
-    for (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 (isSelected)
-        scrollIntoView(textDivs[begin.divIdx], {top: -50});
-
-      // Match inside new div.
-      if (!prevEnd || begin.divIdx !== prevEnd.divIdx) {
-        // If there was a previous div, then add the text at the end
-        if (prevEnd !== null) {
-          appendText(prevEnd, infty);
-        }
-        // clears the divs and set the content until the begin point.
-        beginText(begin);
-      } else {
-        appendText(prevEnd, begin);
-      }
-
-      if (begin.divIdx === end.divIdx) {
-        appendText(begin, end, 'highlight' + highlightSuffix);
-      } else {
-        appendText(begin, infty, 'highlight begin' + highlightSuffix);
-        for (var n = begin.divIdx + 1; n < end.divIdx; n++) {
-          highlightDiv(n, 'highlight middle' + highlightSuffix);
-        }
-        beginText(end, 'highlight end' + highlightSuffix);
-      }
-      prevEnd = end;
-    }
-
-    if (prevEnd) {
-      appendText(prevEnd, infty);
-    }
-  };
-
-  this.updateMatches = function textLayerUpdateMatches() {
-    // Only show matches, once all rendering is done.
-    if (!this.renderingDone)
-      return;
-
-    // Clear out all matches.
-    var matches = this.matches;
-    var textDivs = this.textDivs;
-    var bidiTexts = this.textContent.bidiTexts;
-    var clearedUntilDivIdx = -1;
-
-    // Clear out all current matches.
-    for (var i = 0; i < matches.length; i++) {
-      var match = matches[i];
-      var begin = Math.max(clearedUntilDivIdx, match.begin.divIdx);
-      for (var n = begin; n <= match.end.divIdx; n++) {
-        var div = textDivs[n];
-        div.textContent = bidiTexts[n].str;
-        div.className = '';
-      }
-      clearedUntilDivIdx = match.end.divIdx + 1;
-    }
-
-    if (!PDFFindController.active)
-      return;
-
-    // Convert the matches on the page controller into the match format used
-    // for the textLayer.
-    this.matches = matches =
-      this.convertMatches(PDFFindController.pageMatches[this.pageIdx] || []);
-
-    this.renderMatches(this.matches);
-  };
-};
-
-document.addEventListener('DOMContentLoaded', function webViewerLoad(evt) {
-  PDFView.initialize();
-  var params = PDFView.parseQueryString(document.location.search.substring(1));
-
-//#if !(FIREFOX || MOZCENTRAL)
-  var file = params.file || DEFAULT_URL;
-//#else
-//var file = window.location.toString()
-//#endif
-
-//#if !(FIREFOX || MOZCENTRAL)
-  if (!window.File || !window.FileReader || !window.FileList || !window.Blob) {
-    document.getElementById('openFile').setAttribute('hidden', 'true');
-  } else {
-    document.getElementById('fileInput').value = null;
-  }
-//#else
-//document.getElementById('openFile').setAttribute('hidden', 'true');
-//#endif
-
-  // Special debugging flags in the hash section of the URL.
-  var hash = document.location.hash.substring(1);
-  var hashParams = PDFView.parseQueryString(hash);
-
-  if ('disableWorker' in hashParams)
-    PDFJS.disableWorker = (hashParams['disableWorker'] === 'true');
-
-//#if !(FIREFOX || MOZCENTRAL)
-  var locale = navigator.language;
-  if ('locale' in hashParams)
-    locale = hashParams['locale'];
-  mozL10n.setLanguage(locale);
-//#endif
-
-  if ('textLayer' in hashParams) {
-    switch (hashParams['textLayer']) {
-      case 'off':
-        PDFJS.disableTextLayer = true;
-        break;
-      case 'visible':
-      case 'shadow':
-      case 'hover':
-        var viewer = document.getElementById('viewer');
-        viewer.classList.add('textLayer-' + hashParams['textLayer']);
-        break;
-    }
-  }
-
-//#if !(FIREFOX || MOZCENTRAL)
-  if ('pdfBug' in hashParams) {
-//#else
-//if ('pdfBug' in hashParams && FirefoxCom.requestSync('pdfBugEnabled')) {
-//#endif
-    PDFJS.pdfBug = true;
-    var pdfBug = hashParams['pdfBug'];
-    var enabled = pdfBug.split(',');
-    PDFBug.enable(enabled);
-    PDFBug.init();
-  }
-
-  if (!PDFView.supportsPrinting) {
-    document.getElementById('print').classList.add('hidden');
-  }
-
-  if (!PDFView.supportsFullscreen) {
-    document.getElementById('fullscreen').classList.add('hidden');
-  }
-
-  if (PDFView.supportsIntegratedFind) {
-    document.querySelector('#viewFind').classList.add('hidden');
-  }
-
-  // Listen for warnings to trigger the fallback UI.  Errors should be caught
-  // and call PDFView.error() so we don't need to listen for those.
-  PDFJS.LogManager.addLogger({
-    warn: function() {
-      PDFView.fallback();
-    }
-  });
-
-  var mainContainer = document.getElementById('mainContainer');
-  var outerContainer = document.getElementById('outerContainer');
-  mainContainer.addEventListener('transitionend', function(e) {
-    if (e.target == mainContainer) {
-      var event = document.createEvent('UIEvents');
-      event.initUIEvent('resize', false, false, window, 0);
-      window.dispatchEvent(event);
-      outerContainer.classList.remove('sidebarMoving');
-    }
-  }, true);
-
-  document.getElementById('sidebarToggle').addEventListener('click',
-    function() {
-      this.classList.toggle('toggled');
-      outerContainer.classList.add('sidebarMoving');
-      outerContainer.classList.toggle('sidebarOpen');
-      PDFView.sidebarOpen = outerContainer.classList.contains('sidebarOpen');
-      PDFView.renderHighestPriority();
-    });
-
-  document.getElementById('viewThumbnail').addEventListener('click',
-    function() {
-      PDFView.switchSidebarView('thumbs');
-    });
-
-  document.getElementById('viewOutline').addEventListener('click',
-    function() {
-      PDFView.switchSidebarView('outline');
-    });
-
-  document.getElementById('previous').addEventListener('click',
-    function() {
-      PDFView.page--;
-    });
-
-  document.getElementById('next').addEventListener('click',
-    function() {
-      PDFView.page++;
-    });
-
-  document.querySelector('.zoomIn').addEventListener('click',
-    function() {
-      PDFView.zoomIn();
-    });
-
-  document.querySelector('.zoomOut').addEventListener('click',
-    function() {
-      PDFView.zoomOut();
-    });
-
-  document.getElementById('fullscreen').addEventListener('click',
-    function() {
-      PDFView.fullscreen();
-    });
-
-  document.getElementById('openFile').addEventListener('click',
-    function() {
-      document.getElementById('fileInput').click();
-    });
-
-  document.getElementById('print').addEventListener('click',
-    function() {
-      window.print();
-    });
-
-  document.getElementById('download').addEventListener('click',
-    function() {
-      PDFView.download();
-    });
-
-  document.getElementById('pageNumber').addEventListener('click',
-    function() {
-      this.select();
-    });
-
-  document.getElementById('pageNumber').addEventListener('change',
-    function() {
-      // Handle the user inputting a floating point number.
-      PDFView.page = (this.value | 0);
-
-      if (this.value !== (this.value | 0).toString()) {
-        this.value = PDFView.page;
-      }
-    });
-
-  document.getElementById('scaleSelect').addEventListener('change',
-    function() {
-      PDFView.parseScale(this.value);
-    });
-
-  document.getElementById('first_page').addEventListener('click',
-    function() {
-      PDFView.page = 1;
-    });
-
-  document.getElementById('last_page').addEventListener('click',
-    function() {
-      PDFView.page = PDFView.pdfDocument.numPages;
-    });
-
-  document.getElementById('page_rotate_ccw').addEventListener('click',
-    function() {
-      PDFView.rotatePages(-90);
-    });
-
-  document.getElementById('page_rotate_cw').addEventListener('click',
-    function() {
-      PDFView.rotatePages(90);
-    });
-
-//#if (FIREFOX || MOZCENTRAL)
-//if (FirefoxCom.requestSync('getLoadingType') == 'passive') {
-//  PDFView.setTitleUsingUrl(file);
-//  PDFView.initPassiveLoading();
-//  return;
-//}
-//#endif
-
-//#if !B2G
-  PDFView.open(file, 0);
-//#endif
-}, true);
-
-function updateViewarea() {
-
-  if (!PDFView.initialized)
-    return;
-  var visible = PDFView.getVisiblePages();
-  var visiblePages = visible.views;
-  if (visiblePages.length === 0) {
-    return;
-  }
-
-  PDFView.renderHighestPriority();
-
-  var currentId = PDFView.page;
-  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 === PDFView.page) {
-      stillFullyVisible = true;
-      break;
-    }
-  }
-
-  if (!stillFullyVisible) {
-    currentId = visiblePages[0].id;
-  }
-
-  if (!PDFView.isFullscreen) {
-    updateViewarea.inProgress = true; // used in "set page"
-    PDFView.page = currentId;
-    updateViewarea.inProgress = false;
-  }
-
-  var currentScale = PDFView.currentScale;
-  var currentScaleValue = PDFView.currentScaleValue;
-  var normalizedScaleValue = currentScaleValue == currentScale ?
-    currentScale * 100 : currentScaleValue;
-
-  var pageNumber = firstPage.id;
-  var pdfOpenParams = '#page=' + pageNumber;
-  pdfOpenParams += '&zoom=' + normalizedScaleValue;
-  var currentPage = PDFView.pages[pageNumber - 1];
-  var topLeft = currentPage.getPagePoint(PDFView.container.scrollLeft,
-    (PDFView.container.scrollTop - firstPage.y));
-  pdfOpenParams += ',' + Math.round(topLeft[0]) + ',' + Math.round(topLeft[1]);
-
-  var store = PDFView.store;
-  store.initializedPromise.then(function() {
-    store.set('exists', true);
-    store.set('page', pageNumber);
-    store.set('zoom', normalizedScaleValue);
-    store.set('scrollLeft', Math.round(topLeft[0]));
-    store.set('scrollTop', Math.round(topLeft[1]));
-  });
-  var href = PDFView.getAnchorUrl(pdfOpenParams);
-  document.getElementById('viewBookmark').href = href;
-}
-
-window.addEventListener('resize', function webViewerResize(evt) {
-  if (PDFView.initialized &&
-      (document.getElementById('pageWidthOption').selected ||
-      document.getElementById('pageFitOption').selected ||
-      document.getElementById('pageAutoOption').selected))
-      PDFView.parseScale(document.getElementById('scaleSelect').value);
-  updateViewarea();
-});
-
-window.addEventListener('hashchange', function webViewerHashchange(evt) {
-  PDFView.setHash(document.location.hash.substring(1));
-});
-
-window.addEventListener('change', function webViewerChange(evt) {
-  var files = evt.target.files;
-  if (!files || files.length === 0)
-    return;
-
-  // Read the local file into a Uint8Array.
-  var fileReader = new FileReader();
-  fileReader.onload = function webViewerChangeFileReaderOnload(evt) {
-    var buffer = evt.target.result;
-    var uint8Array = new Uint8Array(buffer);
-    PDFView.open(uint8Array, 0);
-  };
-
-  var file = files[0];
-  fileReader.readAsArrayBuffer(file);
-  PDFView.setTitleUsingUrl(file.name);
-
-  // URL does not reflect proper document location - hiding some icons.
-  document.getElementById('viewBookmark').setAttribute('hidden', 'true');
-  document.getElementById('download').setAttribute('hidden', 'true');
-}, true);
-
-function selectScaleOption(value) {
-  var options = document.getElementById('scaleSelect').options;
-  var predefinedValueFound = false;
-  for (var i = 0; i < options.length; i++) {
-    var option = options[i];
-    if (option.value != value) {
-      option.selected = false;
-      continue;
-    }
-    option.selected = true;
-    predefinedValueFound = true;
-  }
-  return predefinedValueFound;
-}
-
-window.addEventListener('localized', function localized(evt) {
-  document.getElementsByTagName('html')[0].dir = mozL10n.getDirection();
-
-  // Adjust the width of the zoom box to fit the content.
-  PDFView.animationStartedPromise.then(
-    function() {
-      var container = document.getElementById('scaleSelectContainer');
-      var select = document.getElementById('scaleSelect');
-      select.setAttribute('style', 'min-width: inherit;');
-      var width = select.clientWidth + 8;
-      select.setAttribute('style', 'min-width: ' + (width + 20) + 'px;');
-      container.setAttribute('style', 'min-width: ' + width + 'px; ' +
-                                      'max-width: ' + width + 'px;');
-  });
-}, true);
-
-window.addEventListener('scalechange', function scalechange(evt) {
-  var customScaleOption = document.getElementById('customScaleOption');
-  customScaleOption.selected = false;
-
-  if (!evt.resetAutoSettings &&
-       (document.getElementById('pageWidthOption').selected ||
-        document.getElementById('pageFitOption').selected ||
-        document.getElementById('pageAutoOption').selected)) {
-      updateViewarea();
-      return;
-  }
-
-  var predefinedValueFound = selectScaleOption('' + evt.scale);
-  if (!predefinedValueFound) {
-    customScaleOption.textContent = Math.round(evt.scale * 10000) / 100 + '%';
-    customScaleOption.selected = true;
-  }
-  
-  document.getElementById('zoom_out').disabled = (evt.scale === MIN_SCALE);
-  document.getElementById('zoom_in').disabled = (evt.scale === MAX_SCALE);
-
-  updateViewarea();
-}, true);
-
-window.addEventListener('pagechange', function pagechange(evt) {
-  var page = evt.pageNumber;
-  if (PDFView.previousPageNumber !== page) {
-    document.getElementById('pageNumber').value = page;
-    var selected = document.querySelector('.thumbnail.selected');
-    if (selected)
-      selected.classList.remove('selected');
-    var thumbnail = document.getElementById('thumbnailContainer' + page);
-    thumbnail.classList.add('selected');
-    var visibleThumbs = PDFView.getVisibleThumbs();
-    var numVisibleThumbs = visibleThumbs.views.length;
-    // If the thumbnail isn't currently visible scroll it into view.
-    if (numVisibleThumbs > 0) {
-      var first = visibleThumbs.first.id;
-      // Account for only one thumbnail being visible.
-      var last = numVisibleThumbs > 1 ?
-                  visibleThumbs.last.id : first;
-      if (page <= first || page >= last)
-        scrollIntoView(thumbnail);
-    }
-
-  }
-  document.getElementById('previous').disabled = (page <= 1);
-  document.getElementById('next').disabled = (page >= PDFView.pages.length);
-}, true);
-
-// Firefox specific event, so that we can prevent browser from zooming
-window.addEventListener('DOMMouseScroll', function(evt) {
-  if (evt.ctrlKey) {
-    evt.preventDefault();
-
-    var ticks = evt.detail;
-    var direction = (ticks > 0) ? 'zoomOut' : 'zoomIn';
-    for (var i = 0, length = Math.abs(ticks); i < length; i++)
-      PDFView[direction]();
-  } else if (PDFView.isFullscreen) {
-    var FIREFOX_DELTA_FACTOR = -40;
-    PDFView.mouseScroll(evt.detail * FIREFOX_DELTA_FACTOR);
-  }
-}, false);
-
-window.addEventListener('mousemove', function mousemove(evt) {
-  if (PDFView.isFullscreen) {
-    PDFView.showPresentationControls();
-  }
-}, false);
-
-window.addEventListener('mousedown', function mousedown(evt) {
-  if (PDFView.isFullscreen && evt.button === 0) {
-    // Enable clicking of links in fullscreen mode.
-    // Note: Only links that point to the currently loaded PDF document works.
-    var targetHref = evt.target.href;
-    var internalLink = targetHref && (targetHref.replace(/#.*$/, '') ===
-                                      window.location.href.replace(/#.*$/, ''));
-    if (!internalLink) {
-      // Unless an internal link was clicked, advance a page in fullscreen mode.
-      evt.preventDefault();
-      PDFView.page++;
-    }
-  }
-}, false);
-
-window.addEventListener('click', function click(evt) {
-  if (PDFView.isFullscreen && evt.button === 0) {
-    // Necessary since preventDefault() in 'mousedown' won't stop
-    // the event propagation in all circumstances.
-    evt.preventDefault();
-  }
-}, false);
-
-window.addEventListener('keydown', function keydown(evt) {
-  var handled = false;
-  var cmd = (evt.ctrlKey ? 1 : 0) |
-            (evt.altKey ? 2 : 0) |
-            (evt.shiftKey ? 4 : 0) |
-            (evt.metaKey ? 8 : 0);
-
-  // First, handle the key bindings that are independent whether an input
-  // control is selected or not.
-  if (cmd === 1 || cmd === 8 || cmd === 5 || cmd === 12) {
-    // either CTRL or META key with optional SHIFT.
-    switch (evt.keyCode) {
-      case 70:
-        if (!PDFView.supportsIntegratedFind) {
-          PDFFindBar.toggle();
-          handled = true;
-        }
-        break;
-      case 61: // FF/Mac '='
-      case 107: // FF '+' and '='
-      case 187: // Chrome '+'
-      case 171: // FF with German keyboard
-        PDFView.zoomIn();
-        handled = true;
-        break;
-      case 173: // FF/Mac '-'
-      case 109: // FF '-'
-      case 189: // Chrome '-'
-        PDFView.zoomOut();
-        handled = true;
-        break;
-      case 48: // '0'
-      case 96: // '0' on Numpad of Swedish keyboard
-        PDFView.parseScale(DEFAULT_SCALE, true);
-        handled = false; // keeping it unhandled (to restore page zoom to 100%)
-        break;
-    }
-  }
-
-  // CTRL or META with or without SHIFT.
-  if (cmd == 1 || cmd == 8 || cmd == 5 || cmd == 12) {
-    switch (evt.keyCode) {
-      case 71: // g
-        if (!PDFView.supportsIntegratedFind) {
-          PDFFindBar.dispatchEvent('again', cmd == 5 || cmd == 12);
-          handled = true;
-        }
-        break;
-    }
-  }
-
-  if (handled) {
-    evt.preventDefault();
-    return;
-  }
-
-  // Some shortcuts should not get handled if a control/input element
-  // is selected.
-  var curElement = document.activeElement;
-  if (curElement && (curElement.tagName == 'INPUT' ||
-                     curElement.tagName == 'SELECT')) {
-    return;
-  }
-  var controlsElement = document.getElementById('toolbar');
-  while (curElement) {
-    if (curElement === controlsElement && !PDFView.isFullscreen)
-      return; // ignoring if the 'toolbar' element is focused
-    curElement = curElement.parentNode;
-  }
-
-  if (cmd === 0) { // no control key pressed at all.
-    switch (evt.keyCode) {
-      case 38: // up arrow
-      case 33: // pg up
-      case 8: // backspace
-        if (!PDFView.isFullscreen && PDFView.currentScaleValue !== 'page-fit') {
-          break;
-        }
-        /* in fullscreen mode */
-        /* falls through */
-      case 37: // left arrow
-        // horizontal scrolling using arrow keys
-        if (PDFView.isHorizontalScrollbarEnabled) {
-          break;
-        }
-        /* falls through */
-      case 75: // 'k'
-      case 80: // 'p'
-        PDFView.page--;
-        handled = true;
-        break;
-      case 27: // esc key
-        if (!PDFView.supportsIntegratedFind && PDFFindBar.opened) {
-          PDFFindBar.close();
-          handled = true;
-        }
-        break;
-      case 40: // down arrow
-      case 34: // pg down
-      case 32: // spacebar
-        if (!PDFView.isFullscreen && PDFView.currentScaleValue !== 'page-fit') {
-          break;
-        }
-        /* falls through */
-      case 39: // right arrow
-        // horizontal scrolling using arrow keys
-        if (PDFView.isHorizontalScrollbarEnabled) {
-          break;
-        }
-        /* falls through */
-      case 74: // 'j'
-      case 78: // 'n'
-        PDFView.page++;
-        handled = true;
-        break;
-
-      case 36: // home
-        if (PDFView.isFullscreen) {
-          PDFView.page = 1;
-          handled = true;
-        }
-        break;
-      case 35: // end
-        if (PDFView.isFullscreen) {
-          PDFView.page = PDFView.pdfDocument.numPages;
-          handled = true;
-        }
-        break;
-
-      case 82: // 'r'
-        PDFView.rotatePages(90);
-        break;
-    }
-  }
-
-  if (cmd == 4) { // shift-key
-    switch (evt.keyCode) {
-      case 82: // 'r'
-        PDFView.rotatePages(-90);
-        break;
-    }
-  }
-
-  if (handled) {
-    evt.preventDefault();
-    PDFView.clearMouseScrollState();
-  }
-});
-
-window.addEventListener('beforeprint', function beforePrint(evt) {
-  PDFView.beforePrint();
-});
-
-window.addEventListener('afterprint', function afterPrint(evt) {
-  PDFView.afterPrint();
-});
-
-(function fullscreenClosure() {
-  function fullscreenChange(e) {
-    var isFullscreen = document.fullscreenElement || document.mozFullScreen ||
-        document.webkitIsFullScreen;
-
-    if (!isFullscreen) {
-      PDFView.exitFullscreen();
-    }
-  }
-
-  window.addEventListener('fullscreenchange', fullscreenChange, false);
-  window.addEventListener('mozfullscreenchange', fullscreenChange, false);
-  window.addEventListener('webkitfullscreenchange', fullscreenChange, false);
-})();
-
-(function animationStartedClosure() {
-  // The offsetParent is not set until the pdf.js iframe or object is visible.
-  // Waiting for first animation.
-  var requestAnimationFrame = window.requestAnimationFrame ||
-                              window.mozRequestAnimationFrame ||
-                              window.webkitRequestAnimationFrame ||
-                              window.oRequestAnimationFrame ||
-                              window.msRequestAnimationFrame ||
-                              function startAtOnce(callback) { callback(); };
-  PDFView.animationStartedPromise = new PDFJS.Promise();
-  requestAnimationFrame(function onAnimationFrame() {
-    PDFView.animationStartedPromise.resolve();
-  });
-})();
-
-//#if B2G
-//window.navigator.mozSetMessageHandler('activity', function(activity) {
-//  var url = activity.source.data.url;
-//  PDFView.open(url);
-//  var cancelButton = document.getElementById('activityClose');
-//  cancelButton.addEventListener('click', function() {
-//    activity.postResult('close');
-//  });
-//});
-//#endif
-- 
2.25.1