Fixed an error that stopped 2 tweens from being able to run on the same object. Also refactored a lot of the classes to remove prototype properties and move them to local instance properties.

src/geom/Circle.js

@@ -11,28 +11,34 @@
 **/
 Phaser.Circle = function (x, y, diameter) {
 
-    if (typeof x === "undefined") { x = 0; }
-    if (typeof y === "undefined") { y = 0; }
-    if (typeof diameter === "undefined") { diameter = 0; }
-
-    this._diameter = 0;
-    this._radius = 0;
+    x = x || 0;
+    y = y || 0;
+    diameter = diameter || 0;
 
     /**
     * The x coordinate of the center of the circle
     * @property x
     * @type Number
     **/
-    this.x = 0;
+    this.x = x;
 
     /**
     * The y coordinate of the center of the circle
     * @property y
     * @type Number
     **/
-    this.y = 0;
+    this.y = y;
 
-    this.setTo(x, y, diameter);
+    this._diameter = diameter;
+
+    if (diameter > 0)
+    {
+        this._radius = diameter * 0.5;
+    }
+    else
+    {
+        this._radius = 0;
+    }
 
 };
 

src/geom/Point.js

@@ -18,8 +18,8 @@
 **/
 Phaser.Point = function (x, y) {
 
-    if (typeof x === "undefined") { x = 0; }
-    if (typeof y === "undefined") { y = 0; }
+    x = x || 0;
+    y = y || 0;
 
     this.x = x;
     this.y = y;

src/geom/Rectangle.js

@@ -48,34 +48,6 @@ Phaser.Rectangle = function (x, y, width, height) {
 
 Phaser.Rectangle.prototype = {
 
-    /**
-     * @property x
-     * @type Number
-     * @default 0
-     */
-    x: 0,
-    
-    /**
-     * @property y
-     * @type Number
-     * @default 0
-     */
-    y: 0,
-    
-    /**
-     * @property width
-     * @type Number
-     * @default 0
-     */
-    width: 0,
-    
-    /**
-     * @property height
-     * @type Number
-     * @default 0
-     */
-    height: 0,
-
     /**
     * Adjusts the location of the Rectangle object, as determined by its top-left corner, by the specified amounts.
     * @method offset