X-Git-Url: https://adrianiainlam.tk/git/?a=blobdiff_plain;f=src%2Fdygraph.js;h=4f3ce77a93cbf1502f0b68fae7fd760042164d60;hb=refs%2Fheads%2Fissue-524;hp=878a747e69355d8c016e91d5ca482363536a7667;hpb=6b875aecfcde4309fc2db816e5b29c75affdad54;p=dygraphs.git

diff --git a/src/dygraph.js b/src/dygraph.js
index 878a747..4f3ce77 100644
--- a/src/dygraph.js
+++ b/src/dygraph.js
@@ -2671,7 +2671,7 @@ Dygraph.prototype.renderGraph_ = function(is_initial_draw) {
   this.canvas_.getContext('2d').clearRect(0, 0, this.width_, this.height_);
 
   if (this.getFunctionOption("drawCallback") !== null) {
-    this.getFunctionOption("drawCallback")(this, is_initial_draw);
+    this.getFunctionOption("drawCallback").call(this, this, is_initial_draw);
   }
   if (is_initial_draw) {
     this.readyFired_ = true;