Bug 832995 - Update pdf.js to version 0.7.82. r=bdahl

browser/extensions/pdfjs/README.mozilla

@@ -1,4 +1,4 @@
 This is the pdf.js project output, https://github.com/mozilla/pdf.js
 
-Current extension version is: 0.7.28
+Current extension version is: 0.7.82
 

browser/extensions/pdfjs/content/web/viewer.css

@@ -967,16 +967,19 @@ a:focus > .thumbnail > .thumbnailSelectionRing,
   -moz-user-select:none;
 }
 
-.outlineItem > .outlineItems {
+html[dir='ltr'] .outlineItem > .outlineItems {
   margin-left: 20px;
 }
 
+html[dir='rtl'] .outlineItem > .outlineItems {
+  margin-right: 20px;
+}
+
 .outlineItem > a {
   text-decoration: none;
   display: inline-block;
   min-width: 95%;
-  height: 20px;
-  padding: 2px 0 0 10px;
+  height: auto;
   margin-bottom: 1px;
   border-radius: 2px;
   color: hsla(0,0%,100%,.8);
@@ -984,7 +987,15 @@ a:focus > .thumbnail > .thumbnailSelectionRing,
   line-height: 15px;
   -moz-user-select:none;
   cursor: default;
-  white-space: nowrap;
+  white-space: normal;
+}
+
+html[dir='ltr'] .outlineItem > a {
+  padding: 2px 0 5px 10px;
+}
+
+html[dir='rtl'] .outlineItem > a {
+  padding: 2px 10px 5px 0;
 }
 
 .outlineItem > a:hover {

browser/extensions/pdfjs/content/web/viewer.js

@@ -751,6 +751,7 @@ var PDFView = {
   mouseScrollTimeStamp: 0,
   mouseScrollDelta: 0,
   lastScroll: 0,
+  previousPageNumber: 1,
 
   // called once when the document is loaded
   initialize: function pdfViewInitialize() {
@@ -873,12 +874,14 @@ var PDFView = {
     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);
@@ -1169,8 +1172,9 @@ var PDFView = {
    *                            and optionally a 'stack' property.
    */
   error: function pdfViewError(message, moreInfo) {
-    var moreInfoText = mozL10n.get('error_build', {build: PDFJS.build},
-      'PDF.JS Build: {{build}}') + '\n';
+    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},
@@ -1308,7 +1312,8 @@ var PDFView = {
       // Provides some basic debug information
       console.log('PDF ' + pdfDocument.fingerprint + ' [' +
                   info.PDFFormatVersion + ' ' + (info.Producer || '-') +
-                  ' / ' + (info.Creator || '-') + ']');
+                  ' / ' + (info.Creator || '-') + ']' +
+                  (PDFJS.version ? ' (PDF.js: ' + PDFJS.version + ')' : ''));
 
       var pdfTitle;
       if (metadata) {
@@ -1476,12 +1481,21 @@ var PDFView = {
 
     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':
@@ -2208,6 +2222,12 @@ var ThumbnailView = function thumbnailView(container, pdfPage, id) {
   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 = canvasWidth + 'px';
@@ -3044,7 +3064,7 @@ window.addEventListener('scalechange', function scalechange(evt) {
 
 window.addEventListener('pagechange', function pagechange(evt) {
   var page = evt.pageNumber;
-  if (document.getElementById('pageNumber').value != page) {
+  if (PDFView.previousPageNumber !== page) {
     document.getElementById('pageNumber').value = page;
     var selected = document.querySelector('.thumbnail.selected');
     if (selected)
@@ -3172,7 +3192,7 @@ window.addEventListener('keydown', function keydown(evt) {
       case 38: // up arrow
       case 33: // pg up
       case 8: // backspace
-        if (!PDFView.isFullscreen) {
+        if (!PDFView.isFullscreen && PDFView.currentScaleValue !== 'page-fit') {
           break;
         }
         //  in fullscreen mode falls throw here
@@ -3189,7 +3209,7 @@ window.addEventListener('keydown', function keydown(evt) {
       case 40: // down arrow
       case 34: // pg down
       case 32: // spacebar
-        if (!PDFView.isFullscreen) {
+        if (!PDFView.isFullscreen && PDFView.currentScaleValue !== 'page-fit') {
           break;
         }
         //  in fullscreen mode falls throw here

browser/locales/en-US/pdfviewer/viewer.properties

@@ -86,9 +86,9 @@ find_not_found=Phrase not found
 error_more_info=More Information
 error_less_info=Less Information
 error_close=Close
-# LOCALIZATION NOTE (error_build): "{{build}}" will be replaced by the PDF.JS
-# build ID.
-error_build=PDF.JS Build: {{build}}
+# LOCALIZATION NOTE (error_version_info): "{{version}}" and "{{build}}" will be
+# replaced by the PDF.JS version and build ID.
+error_version_info=PDF.js v{{version}} (build: {{build}})
 # LOCALIZATION NOTE (error_message): "{{message}}" will be replaced by an
 # english string describing the error.
 error_message=Message: {{message}}