var Class = require('../../utils/Class'); 
var Features = require('../../device/Features'); 
var InputEvents = require('../events'); 
var NOOP = require('../../utils/NOOP'); 
var MouseManager = new Class({ 
initialize: function MouseManager(inputManager){ 
this.manager = inputManager; 
this.preventDefaultDown = true ; 
this.preventDefaultUp = true ; 
this.preventDefaultMove = true ; 
this.preventDefaultWheel = false ; 
this.enabled = false ; 
this.target; 
this.locked = false ; 
this.onMouseMove = NOOP; 
this.onMouseDown = NOOP; 
this.onMouseUp = NOOP; 
this.onMouseDownWindow = NOOP; 
this.onMouseUpWindow = NOOP; 
this.onMouseOver = NOOP; 
this.onMouseOut = NOOP; 
this.onMouseWheel = NOOP; 
this.pointerLockChange = NOOP; 
this.isTop = true ; 
inputManager.events.once(InputEvents.MANAGER_BOOT, this.boot, this); 
} 
,
boot: function (){ 
var config = this.manager.config; 
this.enabled = config.inputMouse; 
_AN_Write_target('target', this, false , config.inputMouseEventTarget); 
this.passive = config.inputMousePassive; 
this.preventDefaultDown = config.inputMousePreventDefaultDown; 
this.preventDefaultUp = config.inputMousePreventDefaultUp; 
this.preventDefaultMove = config.inputMousePreventDefaultMove; 
this.preventDefaultWheel = config.inputMousePreventDefaultWheel; 
if (!(_AN_Read_target('target', this))) { 
_AN_Write_target('target', this, false , this.manager.game.canvas); 
} 
 else if (typeof (_AN_Read_target('target', this)) === 'string') { 
_AN_Write_target('target', this, false , document.getElementById(_AN_Read_target('target', this))); 
} 
if (config.disableContextMenu) { 
this.disableContextMenu(); 
} 
if (this.enabled && (_AN_Read_target('target', this))) { 
this.startListeners(); 
} 
} 
,
disableContextMenu: function (){ 
document.body.addEventListener('contextmenu', function (event){ 
event.preventDefault(); 
return false ; 
} 
); 
return this; 
} 
,
requestPointerLock: function (){ 
if (Features.pointerLock) { 
var element = _AN_Read_target('target', this); 
element.requestPointerLock = element.requestPointerLock || element.mozRequestPointerLock || element.webkitRequestPointerLock; 
element.requestPointerLock(); 
} 
} 
,
releasePointerLock: function (){ 
if (Features.pointerLock) { 
document.exitPointerLock = document.exitPointerLock || document.mozExitPointerLock || document.webkitExitPointerLock; 
document.exitPointerLock(); 
} 
} 
,
startListeners: function (){ 
var target = _AN_Read_target('target', this); 
if (!target) { 
return ; 
} 
var _this = this; 
var manager = this.manager; 
var canvas = manager.canvas; 
var autoFocus = (window && window.focus && manager.game.config.autoFocus); 
this.onMouseMove = function (event){ 
if (!event.defaultPrevented && _this.enabled && manager && manager.enabled) { 
manager.onMouseMove(event); 
if (_this.preventDefaultMove) { 
event.preventDefault(); 
} 
} 
} 
; 
this.onMouseDown = function (event){ 
if (autoFocus) { 
window.focus(); 
} 
if (!event.defaultPrevented && _this.enabled && manager && manager.enabled) { 
manager.onMouseDown(event); 
if (_this.preventDefaultDown && _AN_Read_target('target', event) === canvas) { 
event.preventDefault(); 
} 
} 
} 
; 
this.onMouseDownWindow = function (event){ 
if (!event.defaultPrevented && _this.enabled && manager && manager.enabled && _AN_Read_target('target', event) !== canvas) { 
manager.onMouseDown(event); 
} 
} 
; 
this.onMouseUp = function (event){ 
if (!event.defaultPrevented && _this.enabled && manager && manager.enabled) { 
manager.onMouseUp(event); 
if (_this.preventDefaultUp && _AN_Read_target('target', event) === canvas) { 
event.preventDefault(); 
} 
} 
} 
; 
this.onMouseUpWindow = function (event){ 
if (!event.defaultPrevented && _this.enabled && manager && manager.enabled && _AN_Read_target('target', event) !== canvas) { 
manager.onMouseUp(event); 
} 
} 
; 
this.onMouseOver = function (event){ 
if (!event.defaultPrevented && _this.enabled && manager && manager.enabled) { 
manager.setCanvasOver(event); 
} 
} 
; 
this.onMouseOut = function (event){ 
if (!event.defaultPrevented && _this.enabled && manager && manager.enabled) { 
manager.setCanvasOut(event); 
} 
} 
; 
this.onMouseWheel = function (event){ 
if (!event.defaultPrevented && _this.enabled && manager && manager.enabled) { 
manager.onMouseWheel(event); 
} 
if (_this.preventDefaultWheel && _AN_Read_target('target', event) === canvas) { 
event.preventDefault(); 
} 
} 
; 
var passive = { 
passive: true }
; 
target.addEventListener('mousemove', this.onMouseMove); 
target.addEventListener('mousedown', this.onMouseDown); 
target.addEventListener('mouseup', this.onMouseUp); 
target.addEventListener('mouseover', this.onMouseOver, passive); 
target.addEventListener('mouseout', this.onMouseOut, passive); 
if (this.preventDefaultWheel) { 
target.addEventListener('wheel', this.onMouseWheel, { 
passive: false }
); 
} 
 else { 
target.addEventListener('wheel', this.onMouseWheel, passive); 
} 
if (window && manager.game.config.inputWindowEvents) { 
try { 
window.top.addEventListener('mousedown', this.onMouseDownWindow, passive); 
window.top.addEventListener('mouseup', this.onMouseUpWindow, passive); 
} 
catch (exception) { 
window.addEventListener('mousedown', this.onMouseDownWindow, passive); 
window.addEventListener('mouseup', this.onMouseUpWindow, passive); 
this.isTop = false ; 
} 
} 
if (Features.pointerLock) { 
this.pointerLockChange = function (event){ 
var element = _AN_Read_target('target', _this); 
_this.locked = (document.pointerLockElement === element || document.mozPointerLockElement === element || document.webkitPointerLockElement === element)? true : false ; 
manager.onPointerLockChange(event); 
} 
; 
document.addEventListener('pointerlockchange', this.pointerLockChange, true ); 
document.addEventListener('mozpointerlockchange', this.pointerLockChange, true ); 
document.addEventListener('webkitpointerlockchange', this.pointerLockChange, true ); 
} 
this.enabled = true ; 
} 
,
stopListeners: function (){ 
var target = _AN_Read_target('target', this); 
target.removeEventListener('mousemove', this.onMouseMove); 
target.removeEventListener('mousedown', this.onMouseDown); 
target.removeEventListener('mouseup', this.onMouseUp); 
target.removeEventListener('mouseover', this.onMouseOver); 
target.removeEventListener('mouseout', this.onMouseOut); 
if (window) { 
target = (this.isTop)? window.top: window; 
target.removeEventListener('mousedown', this.onMouseDownWindow); 
target.removeEventListener('mouseup', this.onMouseUpWindow); 
} 
if (Features.pointerLock) { 
document.removeEventListener('pointerlockchange', this.pointerLockChange, true ); 
document.removeEventListener('mozpointerlockchange', this.pointerLockChange, true ); 
document.removeEventListener('webkitpointerlockchange', this.pointerLockChange, true ); 
} 
} 
,
destroy: function (){ 
this.stopListeners(); 
_AN_Write_target('target', this, false , null ); 
this.enabled = false ; 
this.manager = null ; 
} 
}
); 
module.exports = MouseManager;