Phaser.Button = function (game, x, y, key, callback, callbackContext, overFrame, outFrame, downFrame){ 
x = x || 0; 
y = y || 0; 
key = key || null ; 
callback = callback || null ; 
callbackContext = callbackContext || this; 
Phaser.Sprite.call(this, game, x, y, key, outFrame); 
this.type = Phaser.BUTTON; 
this._onOverFrameName = null ; 
this._onOutFrameName = null ; 
this._onDownFrameName = null ; 
this._onUpFrameName = null ; 
this._onOverFrameID = null ; 
this._onOutFrameID = null ; 
this._onDownFrameID = null ; 
this._onUpFrameID = null ; 
this.onInputOver = new Phaser.Signal(); 
this.onInputOut = new Phaser.Signal(); 
this.onInputDown = new Phaser.Signal(); 
this.onInputUp = new Phaser.Signal(); 
this.setFrames(overFrame, outFrame, downFrame); 
if (callback !== null ) { 
this.onInputUp.add(callback, callbackContext); 
} 
this.freezeFrames = false ; 
this.input.start(0, true ); 
this.events.onInputOver.add(this.onInputOverHandler, this); 
this.events.onInputOut.add(this.onInputOutHandler, this); 
this.events.onInputDown.add(this.onInputDownHandler, this); 
this.events.onInputUp.add(this.onInputUpHandler, this); 
} 
; 
Phaser.Button.prototype = Phaser.Utils.extend(true , Phaser.Sprite.prototype, PIXI.Sprite.prototype); 
Phaser.Button.prototype.constructor = Phaser.Button; 
Phaser.Button.prototype.setFrames = function (overFrame, outFrame, downFrame){ 
if (overFrame !== null ) { 
if (typeof overFrame === 'string') { 
this._onOverFrameName = overFrame; 
if (this.input.pointerOver()) { 
this.frameName = overFrame; 
} 
} 
 else { 
this._onOverFrameID = overFrame; 
if (this.input.pointerOver()) { 
this.frame = overFrame; 
} 
} 
} 
if (outFrame !== null ) { 
if (typeof outFrame === 'string') { 
this._onOutFrameName = outFrame; 
this._onUpFrameName = outFrame; 
if (this.input.pointerOver() == false ) { 
this.frameName = outFrame; 
} 
} 
 else { 
this._onOutFrameID = outFrame; 
this._onUpFrameID = outFrame; 
if (this.input.pointerOver() == false ) { 
this.frame = outFrame; 
} 
} 
} 
if (downFrame !== null ) { 
if (typeof downFrame === 'string') { 
this._onDownFrameName = downFrame; 
if (this.input.pointerOver()) { 
this.frameName = downFrame; 
} 
} 
 else { 
this._onDownFrameID = downFrame; 
if (this.input.pointerOver()) { 
this.frame = downFrame; 
} 
} 
} 
} 
; 
Phaser.Button.prototype.onInputOverHandler = function (pointer){ 
if (this.freezeFrames == false ) { 
if (this._onOverFrameName != null ) { 
this.frameName = this._onOverFrameName; 
} 
 else if (this._onOverFrameID != null ) { 
this.frame = this._onOverFrameID; 
} 
} 
if (this.onInputOver) { 
this.onInputOver.dispatch(this, pointer); 
} 
} 
; 
Phaser.Button.prototype.onInputOutHandler = function (pointer){ 
if (this.freezeFrames == false ) { 
if (this._onOutFrameName != null ) { 
this.frameName = this._onOutFrameName; 
} 
 else if (this._onOutFrameID != null ) { 
this.frame = this._onOutFrameID; 
} 
} 
if (this.onInputOut) { 
this.onInputOut.dispatch(this, pointer); 
} 
} 
; 
Phaser.Button.prototype.onInputDownHandler = function (pointer){ 
if (this.freezeFrames == false ) { 
if (this._onDownFrameName != null ) { 
this.frameName = this._onDownFrameName; 
} 
 else if (this._onDownFrameID != null ) { 
this.frame = this._onDownFrameID; 
} 
} 
if (this.onInputDown) { 
this.onInputDown.dispatch(this, pointer); 
} 
} 
; 
Phaser.Button.prototype.onInputUpHandler = function (pointer){ 
if (this.freezeFrames == false ) { 
if (this._onUpFrameName != null ) { 
this.frameName = this._onUpFrameName; 
} 
 else if (this._onUpFrameID != null ) { 
this.frame = this._onUpFrameID; 
} 
} 
if (this.onInputUp) { 
this.onInputUp.dispatch(this, pointer); 
} 
} 
;