Merge pull request #641 from Dude9177/develop

Fixed the width problem for icons wich made it difficult to click on them

lib/network/Node.js

@@ -1015,19 +1015,19 @@ Node.prototype._drawText = function (ctx) {
 Node.prototype._resizeIcon = function (ctx) {
   if (!this.width) {
     var margin = 5;
-    var textSize =
+    var iconSize =
     {
-      width: 1,
-      height: Number(this.options.iconSize) + 4
+      width: Number(this.options.iconSize),
+      height: Number(this.options.iconSize)
     };
-    this.width = textSize.width + 2 * margin;
-    this.height = textSize.height + 2 * margin;
+    this.width = iconSize.width + 2 * margin;
+    this.height = iconSize.height + 2 * margin;
 
     // scaling used for clustering
     this.width += Math.min(this.clusterSize - 1, this.maxNodeSizeIncrements) * this.clusterSizeWidthFactor;
     this.height += Math.min(this.clusterSize - 1, this.maxNodeSizeIncrements) * this.clusterSizeHeightFactor;
     this.options.radius += Math.min(this.clusterSize - 1, this.maxNodeSizeIncrements) * this.clusterSizeRadiusFactor;
-    this.growthIndicator = this.width - (textSize.width + 2 * margin);
+    this.growthIndicator = this.width - (iconSize.width + 2 * margin);
   }
 };
 
@@ -1047,7 +1047,8 @@ Node.prototype._drawIcon = function (ctx) {
   this.boundingBox.bottom = this.y + this.options.iconSize/2;
 
   if (this.label) {
-    this._label(ctx, this.label, this.x, this.y + this.height / 2, 'top', true);
+    var iconTextSpacing = 5;
+    this._label(ctx, this.label, this.x, this.y + this.height / 2 + iconTextSpacing, 'top', true);
 
     this.boundingBox.left = Math.min(this.boundingBox.left, this.labelDimensions.left);
     this.boundingBox.right = Math.max(this.boundingBox.right, this.labelDimensions.left + this.labelDimensions.width);