X-Git-Url: https://adrianiainlam.tk/git/?a=blobdiff_plain;f=dygraph-utils.js;h=6ca025fe0a83c0aaa91dc5a38ca5bbbd1f3879bc;hb=6814f34bd42b51019b3adb525ca3ce71f1f9fb63;hp=10a393cfb2c6948e5d1cf7dac085ab2a595129d9;hpb=d91ba598b82c927945744c7041dc05500b5545b3;p=dygraphs.git

diff --git a/dygraph-utils.js b/dygraph-utils.js
index 10a393c..6ca025f 100644
--- a/dygraph-utils.js
+++ b/dygraph-utils.js
@@ -816,7 +816,9 @@ Dygraph.createIterator = function(array, start, length, opt_predicate) {
 
 // Shim layer with setTimeout fallback.
 // From: http://paulirish.com/2011/requestanimationframe-for-smart-animating/
-Dygraph.requestAnimFrame = (function(){
+// Should be called with the window context:
+//   Dygraph.requestAnimFrame.call(window, function() {})
+Dygraph.requestAnimFrame = (function() {
   return window.requestAnimationFrame       ||
           window.webkitRequestAnimationFrame ||
           window.mozRequestAnimationFrame    ||
@@ -841,7 +843,7 @@ Dygraph.requestAnimFrame = (function(){
  * @private
  */
 Dygraph.repeatAndCleanup = function(repeatFn, maxFrames, framePeriodInMillis,
-  cleanupFn) {
+    cleanupFn) {
   var frameNumber = 0;
   var previousFrameNumber;
   var startTime = new Date().getTime();
@@ -854,7 +856,7 @@ Dygraph.repeatAndCleanup = function(repeatFn, maxFrames, framePeriodInMillis,
 
   (function loop() {
     if (frameNumber >= maxFrames) return;
-    Dygraph.requestAnimFrame(function() {
+    Dygraph.requestAnimFrame.call(window, function() {
       // Determine which frame to draw based on the delay so far.  Will skip
       // frames if necessary.
       var currentTime = new Date().getTime();