fixed support nodes not being cleaned after edges are removed. #213

lib/network/Network.js

@@ -532,7 +532,6 @@ Network.prototype.setData = function(data, disableStart) {
   }
 
   this._putDataInSector();
-
   if (!disableStart) {
     // find a stable position or start animating to a stable position
     if (this.stabilize) {
@@ -1779,7 +1778,7 @@ Network.prototype._redraw = function() {
     this._doInAllSectors("_drawControlNodes",ctx);
   }
 
-//  this._doInSupportSector("_drawNodes",ctx,true);
+  this._doInSupportSector("_drawNodes",ctx,true);
 //  this._drawTree(ctx,"#F00F0F");
 
   // restore original scaling and translation
@@ -2229,6 +2228,14 @@ Network.prototype._configureSmoothCurves = function(disableStart) {
   }
   if (this.constants.smoothCurves.enabled == true && this.constants.smoothCurves.dynamic == true) {
     this._createBezierNodes();
+    // cleanup unused support nodes
+    for (var nodeId in this.sectors['support']['nodes']) {
+      if (this.sectors['support']['nodes'].hasOwnProperty(nodeId)) {
+        if (this.edges[this.sectors['support']['nodes'][nodeId]] === undefined) {
+          delete this.sectors['support']['nodes'][nodeId];
+        }
+      }
+    }
   }
   else {
     // delete the support nodes
@@ -2240,6 +2247,8 @@ Network.prototype._configureSmoothCurves = function(disableStart) {
       }
     }
   }
+
+
   this._updateCalculationNodes();
   if (!disableStart) {
     this.moving = true;