- Stopped infinite loop when brokenImage is also not available.

HISTORY.md

@@ -54,6 +54,7 @@ http://visjs.org
 - Community fix for SVG images in IE11, thanks @dponch!
 - Fixed repeating stabilized event when the network is already stabilized.
 - Added circularImages, thanks for the contribution @brendon1982!
+- Stopped infinite loop when brokenImage is also not available.
 
 ### Graph2d
 

lib/network/Images.js

@@ -4,6 +4,7 @@
  */
 function Images() {
   this.images = {};
+  this.imageBroken = {};
   this.callback = undefined;
 }
 
@@ -23,13 +24,12 @@ Images.prototype.setOnloadCallback = function(callback) {
  * @return {Image} img          The image object
  */
 Images.prototype.load = function(url, brokenUrl) {
-  var img = this.images[url];
+  var img = this.images[url]; // make a pointer
   if (img === undefined) {
     // create the image
     var me = this;
     img = new Image();
     img.onload = function () {
-
       // IE11 fix -- thanks dponch!
       if (this.width == 0) {
         document.body.appendChild(this);
@@ -52,8 +52,16 @@ Images.prototype.load = function(url, brokenUrl) {
           me.callback(this);
         }
       }
+      else if (me.imageBroken[url] === true) {
+        console.error("Could not load brokenImage:", brokenUrl);
+        delete this.src;
+        if (me.callback) {
+          me.callback(this);
+        }
+      }
       else {
         this.src = brokenUrl;
+        me.imageBroken[url] = true;
       }
     };