Phaser.InputHandler = function (sprite){ 
this.sprite = sprite; 
this.game = sprite.game; 
this.enabled = false ; 
this.parent = null ; 
this.next = null ; 
this.prev = null ; 
this.last = this; 
this.first = this; 
this.priorityID = 0; 
this.useHandCursor = false ; 
this.isDragged = false ; 
this.allowHorizontalDrag = true ; 
this.allowVerticalDrag = true ; 
this.bringToTop = false ; 
this.snapOffset = null ; 
this.snapOnDrag = false ; 
this.snapOnRelease = false ; 
this.snapX = 0; 
this.snapY = 0; 
this.pixelPerfect = false ; 
this.pixelPerfectAlpha = 255; 
this.draggable = false ; 
this.boundsRect = null ; 
this.boundsSprite = null ; 
this.consumePointerEvent = false ; 
this._tempPoint = new Phaser.Point(); 
this._pointerData = [] ; 
this._pointerData.push({ 
id: 0,
x: 0,
y: 0,
isDown: false ,
isUp: false ,
isOver: false ,
isOut: false ,
timeOver: 0,
timeOut: 0,
timeDown: 0,
timeUp: 0,
downDuration: 0,
isDragged: false }
); 
} 
; 
Phaser.InputHandler.prototype = { 
start: function (priority, useHandCursor){ 
priority = priority || 0; 
if (typeof useHandCursor == 'undefined') { 
useHandCursor = false ; 
} 
if (this.enabled == false ) { 
this.game.input.interactiveItems.add(this); 
this.useHandCursor = useHandCursor; 
this.priorityID = priority; 
for (var i = 0; 
i < 10; i++ ){ 
this._pointerData[i] = { 
id: i,
x: 0,
y: 0,
isDown: false ,
isUp: false ,
isOver: false ,
isOut: false ,
timeOver: 0,
timeOut: 0,
timeDown: 0,
timeUp: 0,
downDuration: 0,
isDragged: false }
; 
} 
this.snapOffset = new Phaser.Point(); 
this.enabled = true ; 
if (this.sprite.events && this.sprite.events.onInputOver == null ) { 
this.sprite.events.onInputOver = new Phaser.Signal(); 
this.sprite.events.onInputOut = new Phaser.Signal(); 
this.sprite.events.onInputDown = new Phaser.Signal(); 
this.sprite.events.onInputUp = new Phaser.Signal(); 
this.sprite.events.onDragStart = new Phaser.Signal(); 
this.sprite.events.onDragStop = new Phaser.Signal(); 
} 
} 
return this.sprite; 
} 
,
reset: function (){ 
this.enabled = false ; 
for (var i = 0; 
i < 10; i++ ){ 
this._pointerData[i] = { 
id: i,
x: 0,
y: 0,
isDown: false ,
isUp: false ,
isOver: false ,
isOut: false ,
timeOver: 0,
timeOut: 0,
timeDown: 0,
timeUp: 0,
downDuration: 0,
isDragged: false }
; 
} 
} 
,
stop: function (){ 
if (this.enabled == false ) { 
return ; 
} 
 else { 
this.enabled = false ; 
this.game.input.interactiveItems.remove(this); 
} 
} 
,
destroy: function (){ 
if (this.enabled) { 
this.enabled = false ; 
this.game.input.interactiveItems.remove(this); 
this.stop(); 
this.sprite = null ; 
} 
} 
,
pointerX: function (pointer){ 
pointer = pointer || 0; 
return this._pointerData[pointer].x; 
} 
,
pointerY: function (pointer){ 
pointer = pointer || 0; 
return this._pointerData[pointer].y; 
} 
,
pointerDown: function (pointer){ 
pointer = pointer || 0; 
return this._pointerData[pointer].isDown; 
} 
,
pointerUp: function (pointer){ 
pointer = pointer || 0; 
return this._pointerData[pointer].isUp; 
} 
,
pointerTimeDown: function (pointer){ 
pointer = pointer || 0; 
return this._pointerData[pointer].timeDown; 
} 
,
pointerTimeUp: function (pointer){ 
pointer = pointer || 0; 
return this._pointerData[pointer].timeUp; 
} 
,
pointerOver: function (pointer){ 
pointer = pointer || 0; 
return this._pointerData[pointer].isOver; 
} 
,
pointerOut: function (pointer){ 
pointer = pointer || 0; 
return this._pointerData[pointer].isOut; 
} 
,
pointerTimeOver: function (pointer){ 
pointer = pointer || 0; 
return this._pointerData[pointer].timeOver; 
} 
,
pointerTimeOut: function (pointer){ 
pointer = pointer || 0; 
return this._pointerData[pointer].timeOut; 
} 
,
pointerDragged: function (pointer){ 
pointer = pointer || 0; 
return this._pointerData[pointer].isDragged; 
} 
,
checkPointerOver: function (pointer){ 
if (this.enabled && this.sprite.visible) { 
this.sprite.getLocalUnmodifiedPosition(this._tempPoint, pointer.x, pointer.y); 
if (this._tempPoint.x >= 0 && this._tempPoint.x <= this.sprite.currentFrame.width && this._tempPoint.y >= 0 && this._tempPoint.y <= this.sprite.currentFrame.height) { 
if (this.pixelPerfect) { 
return this.checkPixel(this._tempPoint.x, this._tempPoint.y); 
} 
 else { 
return true ; 
} 
} 
} 
return false ; 
} 
,
checkPixel: function (x, y){ 
if (this.sprite.texture.baseTexture.source) { 
this.game.input.hitContext.clearRect(0, 0, 1, 1); 
x += this.sprite.texture.frame.x; 
y += this.sprite.texture.frame.y; 
this.game.input.hitContext.drawImage(this.sprite.texture.baseTexture.source, x, y, 1, 1, 0, 0, 1, 1); 
var rgb = this.game.input.hitContext.getImageData(0, 0, 1, 1); 
if (rgb.data[3] >= this.pixelPerfectAlpha) { 
return true ; 
} 
} 
return false ; 
} 
,
update: function (pointer){ 
if (this.enabled == false  || this.sprite.visible == false  || (this.sprite.group && this.sprite.group.visible == false )) { 
this._pointerOutHandler(pointer); 
return false ; 
} 
if (this.draggable && this._draggedPointerID == pointer.id) { 
return this.updateDrag(pointer); 
} 
 else if (this._pointerData[pointer.id].isOver == true ) { 
if (this.checkPointerOver(pointer)) { 
this._pointerData[pointer.id].x = pointer.x - this.sprite.x; 
this._pointerData[pointer.id].y = pointer.y - this.sprite.y; 
return true ; 
} 
 else { 
this._pointerOutHandler(pointer); 
return false ; 
} 
} 
} 
,
_pointerOverHandler: function (pointer){ 
if (this._pointerData[pointer.id].isOver == false ) { 
this._pointerData[pointer.id].isOver = true ; 
this._pointerData[pointer.id].isOut = false ; 
this._pointerData[pointer.id].timeOver = this.game.time.now; 
this._pointerData[pointer.id].x = pointer.x - this.sprite.x; 
this._pointerData[pointer.id].y = pointer.y - this.sprite.y; 
if (this.useHandCursor && this._pointerData[pointer.id].isDragged == false ) { 
_AN_Write_cursor('cursor', this.game.stage.canvas.style, false , "pointer"); 
} 
this.sprite.events.onInputOver.dispatch(this.sprite, pointer); 
} 
} 
,
_pointerOutHandler: function (pointer){ 
this._pointerData[pointer.id].isOver = false ; 
this._pointerData[pointer.id].isOut = true ; 
this._pointerData[pointer.id].timeOut = this.game.time.now; 
if (this.useHandCursor && this._pointerData[pointer.id].isDragged == false ) { 
_AN_Write_cursor("cursor", this.game.stage.canvas.style, false , "default"); 
} 
if (this.sprite && this.sprite.events) { 
this.sprite.events.onInputOut.dispatch(this.sprite, pointer); 
} 
} 
,
_touchedHandler: function (pointer){ 
if (this._pointerData[pointer.id].isDown == false  && this._pointerData[pointer.id].isOver == true ) { 
this._pointerData[pointer.id].isDown = true ; 
this._pointerData[pointer.id].isUp = false ; 
this._pointerData[pointer.id].timeDown = this.game.time.now; 
this.sprite.events.onInputDown.dispatch(this.sprite, pointer); 
if (this.draggable && this.isDragged == false ) { 
this.startDrag(pointer); 
} 
if (this.bringToTop) { 
this.sprite.bringToTop(); 
} 
} 
return this.consumePointerEvent; 
} 
,
_releasedHandler: function (pointer){ 
if (this._pointerData[pointer.id].isDown && pointer.isUp) { 
this._pointerData[pointer.id].isDown = false ; 
this._pointerData[pointer.id].isUp = true ; 
this._pointerData[pointer.id].timeUp = this.game.time.now; 
this._pointerData[pointer.id].downDuration = this._pointerData[pointer.id].timeUp - this._pointerData[pointer.id].timeDown; 
if (this.checkPointerOver(pointer)) { 
this.sprite.events.onInputUp.dispatch(this.sprite, pointer); 
} 
 else { 
if (this.useHandCursor) { 
_AN_Write_cursor("cursor", this.game.stage.canvas.style, false , "default"); 
} 
} 
if (this.draggable && this.isDragged && this._draggedPointerID == pointer.id) { 
this.stopDrag(pointer); 
} 
} 
} 
,
updateDrag: function (pointer){ 
if (pointer.isUp) { 
this.stopDrag(pointer); 
return false ; 
} 
if (this.allowHorizontalDrag) { 
this.sprite.x = pointer.x + this._dragPoint.x + this.dragOffset.x; 
} 
if (this.allowVerticalDrag) { 
this.sprite.y = pointer.y + this._dragPoint.y + this.dragOffset.y; 
} 
if (this.boundsRect) { 
this.checkBoundsRect(); 
} 
if (this.boundsSprite) { 
this.checkBoundsSprite(); 
} 
if (this.snapOnDrag) { 
this.sprite.x = Math.round(this.sprite.x / this.snapX) * this.snapX; 
this.sprite.y = Math.round(this.sprite.y / this.snapY) * this.snapY; 
} 
return true ; 
} 
,
justOver: function (pointer, delay){ 
pointer = pointer || 0; 
delay = delay || 500; 
return (this._pointerData[pointer].isOver && this.overDuration(pointer) < delay); 
} 
,
justOut: function (pointer, delay){ 
pointer = pointer || 0; 
delay = delay || 500; 
return (this._pointerData[pointer].isOut && (this.game.time.now - this._pointerData[pointer].timeOut < delay)); 
} 
,
justPressed: function (pointer, delay){ 
pointer = pointer || 0; 
delay = delay || 500; 
return (this._pointerData[pointer].isDown && this.downDuration(pointer) < delay); 
} 
,
justReleased: function (pointer, delay){ 
pointer = pointer || 0; 
delay = delay || 500; 
return (this._pointerData[pointer].isUp && (this.game.time.now - this._pointerData[pointer].timeUp < delay)); 
} 
,
overDuration: function (pointer){ 
pointer = pointer || 0; 
if (this._pointerData[pointer].isOver) { 
return this.game.time.now - this._pointerData[pointer].timeOver; 
} 
return -1; 
} 
,
downDuration: function (pointer){ 
pointer = pointer || 0; 
if (this._pointerData[pointer].isDown) { 
return this.game.time.now - this._pointerData[pointer].timeDown; 
} 
return -1; 
} 
,
enableDrag: function (lockCenter, bringToTop, pixelPerfect, alphaThreshold, boundsRect, boundsSprite){ 
if (typeof lockCenter == 'undefined') { 
lockCenter = false ; 
} 
if (typeof bringToTop == 'undefined') { 
bringToTop = false ; 
} 
if (typeof pixelPerfect == 'undefined') { 
pixelPerfect = false ; 
} 
alphaThreshold = alphaThreshold || 255; 
boundsRect = boundsRect || null ; 
boundsSprite = boundsSprite || null ; 
this._dragPoint = new Phaser.Point(); 
this.draggable = true ; 
this.bringToTop = bringToTop; 
this.dragOffset = new Phaser.Point(); 
this.dragFromCenter = lockCenter; 
this.pixelPerfect = pixelPerfect; 
this.pixelPerfectAlpha = alphaThreshold; 
if (boundsRect) { 
this.boundsRect = boundsRect; 
} 
if (boundsSprite) { 
this.boundsSprite = boundsSprite; 
} 
} 
,
disableDrag: function (){ 
if (this._pointerData) { 
for (var i = 0; 
i < 10; i++ ){ 
this._pointerData[i].isDragged = false ; 
} 
} 
this.draggable = false ; 
this.isDragged = false ; 
this._draggedPointerID = -1; 
} 
,
startDrag: function (pointer){ 
this.isDragged = true ; 
this._draggedPointerID = pointer.id; 
this._pointerData[pointer.id].isDragged = true ; 
if (this.dragFromCenter) { 
this.sprite.centerOn(pointer.x, pointer.y); 
this._dragPoint.setTo(this.sprite.x - pointer.x, this.sprite.y - pointer.y); 
} 
 else { 
this._dragPoint.setTo(this.sprite.x - pointer.x, this.sprite.y - pointer.y); 
} 
this.updateDrag(pointer); 
if (this.bringToTop) { 
this.sprite.bringToTop(); 
} 
this.sprite.events.onDragStart.dispatch(this.sprite, pointer); 
} 
,
stopDrag: function (pointer){ 
this.isDragged = false ; 
this._draggedPointerID = -1; 
this._pointerData[pointer.id].isDragged = false ; 
if (this.snapOnRelease) { 
this.sprite.x = Math.round(this.sprite.x / this.snapX) * this.snapX; 
this.sprite.y = Math.round(this.sprite.y / this.snapY) * this.snapY; 
} 
this.sprite.events.onDragStop.dispatch(this.sprite, pointer); 
this.sprite.events.onInputUp.dispatch(this.sprite, pointer); 
} 
,
setDragLock: function (allowHorizontal, allowVertical){ 
if (typeof allowHorizontal == 'undefined') { 
allowHorizontal = true ; 
} 
if (typeof allowVertical == 'undefined') { 
allowVertical = true ; 
} 
this.allowHorizontalDrag = allowHorizontal; 
this.allowVerticalDrag = allowVertical; 
} 
,
enableSnap: function (snapX, snapY, onDrag, onRelease){ 
if (typeof onDrag == 'undefined') { 
onDrag = true ; 
} 
if (typeof onRelease == 'undefined') { 
onRelease = false ; 
} 
this.snapX = snapX; 
this.snapY = snapY; 
this.snapOnDrag = onDrag; 
this.snapOnRelease = onRelease; 
} 
,
disableSnap: function (){ 
this.snapOnDrag = false ; 
this.snapOnRelease = false ; 
} 
,
checkBoundsRect: function (){ 
if (this.sprite.x < this.boundsRect.left) { 
this.sprite.x = this.boundsRect.x; 
} 
 else if ((this.sprite.x + this.sprite.width) > this.boundsRect.right) { 
this.sprite.x = this.boundsRect.right - this.sprite.width; 
} 
if (this.sprite.y < this.boundsRect.top) { 
this.sprite.y = this.boundsRect.top; 
} 
 else if ((this.sprite.y + this.sprite.height) > this.boundsRect.bottom) { 
this.sprite.y = this.boundsRect.bottom - this.sprite.height; 
} 
} 
,
checkBoundsSprite: function (){ 
if (this.sprite.x < this.boundsSprite.x) { 
this.sprite.x = this.boundsSprite.x; 
} 
 else if ((this.sprite.x + this.sprite.width) > (this.boundsSprite.x + this.boundsSprite.width)) { 
this.sprite.x = (this.boundsSprite.x + this.boundsSprite.width) - this.sprite.width; 
} 
if (this.sprite.y < this.boundsSprite.y) { 
this.sprite.y = this.boundsSprite.y; 
} 
 else if ((this.sprite.y + this.sprite.height) > (this.boundsSprite.y + this.boundsSprite.height)) { 
this.sprite.y = (this.boundsSprite.y + this.boundsSprite.height) - this.sprite.height; 
} 
} 
}
;