update Konva.Node.create flow

CHANGELOG.md

@@ -4,11 +4,15 @@ This project adheres to [Semantic Versioning](http://semver.org/).
 
 ## [Not released][Not released]
 
+### Added
+- RGBA filter =. Thanls to [@codefo](https://github.com/codefo)
+
 ### Fixed
 - Correct calculation in `getClientRect` method of `Konva.Line` and `Konva.Container`.
 
 ### Changed
 - Dragging now works much better. If your pointer is out of stage content dragging will still continue.
+- `Konva.Node.create` not works with objects.
 
 ## [0.9.5][2015-05-28]
 

src/Node.js

@@ -1699,7 +1699,7 @@
     });
 
     /**
-     * create node with JSON string.  De-serializtion does not generate custom
+     * create node with JSON string or an Object.  De-serializtion does not generate custom
      *  shape drawing functions, images, or event handlers (this would make the
      *  serialized object huge).  If your app uses custom shapes, images, and
      *  event handlers (it probably does), then you need to select the appropriate
@@ -1707,12 +1707,15 @@
      *  and setImage() methods
      * @method
      * @memberof Konva.Node
-     * @param {String} json
+     * @param {String|Object} json string or object
      * @param {Element} [container] optional container dom element used only if you're
      *  creating a stage node
      */
-    Konva.Node.create = function(json, container) {
+    Konva.Node.create = function(data, container) {
-        return this._createNode(JSON.parse(json), container);
+        if (Konva.Util._isString(data)) {
+            data = JSON.parse(data);
+        }
+        return this._createNode(data, container);
     };
     Konva.Node._createNode = function(obj, container) {
         var className = Konva.Node.prototype.getClassName.call(obj),

test/unit/Node-test.js

@@ -2167,6 +2167,17 @@ suite('Node', function() {
         assert.equal(stage.toJSON(), json);
     });
 
+    // ======================================================
+    test('create node using object', function() {
+        var node = new Konva.Circle({
+            id: 'test',
+            radius: 10
+        });
+        var clone = Konva.Node.create(node.toObject());
+
+        assert.deepEqual(node.toObject(), clone.toObject());
+    });
+
     // ======================================================
     test('serialize stage with custom shape', function() {
         var stage = addStage();