You can now use the hitArea property on Sprites and Image objects. hitArea can be a geometry object (Rectangle, Circle, Polygon, Ellipse) and is used in pointerOver checks.

examples/wip/hitArea.js

@@ -0,0 +1,81 @@
+
+var game = new Phaser.Game(800, 600, Phaser.CANVAS, 'phaser-example', { preload: preload, create: create, update: update, render: render });
+
+function preload() {
+
+    game.load.image('mushroom', 'assets/sprites/mushroom2.png');
+    game.load.image('ball', 'assets/sprites/wizball.png');
+
+}
+
+var image;
+var image2;
+
+var down;
+var p;
+var c;
+
+function create() {
+
+    image = game.add.image(200, 200, 'mushroom');
+
+    image2 = game.add.image(400, 200, 'ball');
+
+    // image.rotation = 0.8;
+
+    image.inputEnabled = true;
+
+    image.events.onInputDown.add(clicked, this);
+    image.events.onInputOver.add(over, this);
+    image.events.onInputOut.add(out, this);
+
+
+
+    image2.hitArea = new Phaser.Circle(image2.width / 2, image2.height / 2, 90);
+    image2.inputEnabled = true;
+
+    image2.events.onInputDown.add(clicked, this);
+    image2.events.onInputOver.add(over, this);
+    image2.events.onInputOut.add(out, this);
+
+
+    // game.input.mouse.mouseDownCallback = onMouseDown;
+    // game.input.mouse.mouseUpCallback = onMouseUp;
+    // game.input.mouse.mouseMoveCallback = onMouseMove;
+
+}
+
+function over(object, pointer) {
+
+    object.alpha = 0.5;
+
+}
+
+function out(object, pointer) {
+
+    object.alpha = 1;
+
+}
+
+function clicked(object, pointer) {
+
+    console.log('boom');
+
+}
+
+function update() {
+
+
+}
+
+function render() {
+
+    // var p = game.input.getLocalPosition(image);
+    var p = game.input.getLocalPosition(image2);
+
+
+    game.debug.renderPointInfo(p, 32, 32);
+    game.debug.renderPoint(p);
+    game.debug.renderCircle(image2.hitArea);
+
+}