Interstitial page bug fixes

chrome/renderer/resources/offline.js

 // Copyright (c) 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 (function() {
 'use strict';
 /**
  * T-Rex runner.
  * @param {string} outerContainerId Outer containing element id.
  * @param {Object} opt_config
  * @constructor
@@ skipping 677 matching lines @@
     }
   },
 
   /**
    * Returns whether the event was a left click on canvas.
    * On Windows right click is registered as a click.
    * @param {Event} e
    * @return {boolean}
    */
   isLeftClickOnCanvas: function(e) {
-    return e.button && e.button < 2 && e.type == Runner.events.MOUSEUP &&
-        e.target == this.canvas;
+    return e.button != null && e.button < 2 &&
+        e.type == Runner.events.MOUSEUP && e.target == this.canvas;
   },

[edwardjung, 2015/04/30 10:27:00]

e.button primary button click returns 0, so it failed previously.

 
   /**
    * RequestAnimationFrame wrapper.
    */
   raq: function() {
     if (!this.drawPending) {
       this.drawPending = true;
       this.raqId = requestAnimationFrame(this.update.bind(this));
     }
   },
@@ skipping 75 matching lines @@
       this.update();
     }
   },
 
   /**
    * Pause the game if the tab is not in focus.
    */
   onVisibilityChange: function(e) {
     if (document.hidden || document.webkitHidden || e.type == 'blur') {
       this.stop();
-    } else {
+    } else if (!this.crashed) {
+      this.tRex.reset();

[edwardjung, 2015/04/30 10:27:00]

Reset the jump if window is refocused.

       this.play();
     }
   },
 
   /**
    * Play a sound.
    * @param {SoundBuffer} soundBuffer
    */
   playSound: function(soundBuffer) {
     if (soundBuffer) {
@@ skipping 1660 matching lines @@
 
   /**
    * Add a new cloud to the horizon.
    */
   addCloud: function() {
     this.clouds.push(new Cloud(this.canvas, this.spritePos.CLOUD,
         this.dimensions.WIDTH));
   }
 };
 })();