cocos2d#1132: Improved _ctor implementation and added test for extending SkeletonAnimation

Author: pandamicro

frameworks/js-bindings/bindings/script/jsb_spine.js

@@ -22,8 +22,12 @@
 
 sp.SkeletonAnimation.prototype._ctor = function(skeletonDataFile, atlasFile, scale) {
 	if(atlasFile) {
-		this.initWithFile(skeletonDataFile, atlasFile, scale);
-		this.initialize();
+        if (isNaN(scale)) {
+            scale = 1;
+        }
+        
+        this.initWithFile(skeletonDataFile, atlasFile, scale);
+        this.initialize();
 	}
 };
 

samples/js-tests/src/SpineTest/SpineTest.js

@@ -43,6 +43,13 @@ SpineTestScene = TestScene.extend({
     }
 });
 
+var SpineBoyAnimation = sp.SkeletonAnimation.extend({
+    ctor: function() {
+        this._super('res/skeletons/spineboy.json', 'res/skeletons/spineboy.atlas');
+        cc.log("Extended SkeletonAnimation");
+    }
+});
+
 touchcount = 0;
 
 var SpineTest = BaseTestLayer.extend({
@@ -82,7 +89,7 @@ var SpineTest = BaseTestLayer.extend({
         // Make Spine's Animated skeleton Node
         // You need 'json + atlas + image' resource files to make it.
         // No JS binding for spine-c in this version. So, only file loading is supported.
-        var spineBoy = sp.SkeletonAnimation.create('res/skeletons/spineboy.json', 'res/skeletons/spineboy.atlas');
+        var spineBoy = new SpineBoyAnimation();
         spineBoy.setPosition(cc.p(size.width / 2, size.height / 2 - 150));
         spineBoy.setAnimation(0, 'walk', true);
         spineBoy.setMix('walk', 'jump', 0.2);