fixed label color bug per #54

dist/vis.js

@@ -10494,6 +10494,7 @@ Edge.prototype.setProperties = function(properties, constants) {
     this.fontSize = constants.edges.fontSize;
     this.fontFace = constants.edges.fontFace;
     this.fontColor = constants.edges.fontColor;
+
     if (properties.fontColor !== undefined)  {this.fontColor = properties.fontColor;}
     if (properties.fontSize !== undefined)   {this.fontSize = properties.fontSize;}
     if (properties.fontFace !== undefined)   {this.fontFace = properties.fontFace;}
@@ -16389,7 +16390,10 @@ Graph.prototype.setOptions = function (options) {
       }
 
       if (!options.edges.fontColor) {
-        this.constants.edges.fontColor = options.edges.color;
+        if (options.edges.color !== undefined) {
+          if (util.isString(options.edges.color))           {this.constants.edges.fontColor = options.edges.color;}
+          else if (options.edges.color.color !== undefined) {this.constants.edges.fontColor = options.edges.color.color;}
+        }
       }
 
       // Added to support dashed lines

src/graph/Edge.js

@@ -81,6 +81,7 @@ Edge.prototype.setProperties = function(properties, constants) {
     this.fontSize = constants.edges.fontSize;
     this.fontFace = constants.edges.fontFace;
     this.fontColor = constants.edges.fontColor;
+
     if (properties.fontColor !== undefined)  {this.fontColor = properties.fontColor;}
     if (properties.fontSize !== undefined)   {this.fontSize = properties.fontSize;}
     if (properties.fontFace !== undefined)   {this.fontFace = properties.fontFace;}

src/graph/Graph.js

@@ -594,7 +594,10 @@ Graph.prototype.setOptions = function (options) {
       }
 
       if (!options.edges.fontColor) {
-        this.constants.edges.fontColor = options.edges.color;
+        if (options.edges.color !== undefined) {
+          if (util.isString(options.edges.color))           {this.constants.edges.fontColor = options.edges.color;}
+          else if (options.edges.color.color !== undefined) {this.constants.edges.fontColor = options.edges.color.color;}
+        }
       }
 
       // Added to support dashed lines