var MATH_CONST = require('../../math/const'); 
var WrapAngle = require('../../math/angle/Wrap'); 
var WrapAngleDegrees = require('../../math/angle/WrapDegrees'); 
var _FLAG = 4; 
var Transform = { 
_scaleX: 1,
_scaleY: 1,
_rotation: 0,
_z: 0,
x: 0,
y: 0,
z: { 
get: function (){ 
return this._z; 
} 
,
set: function (value){ 
this.state.sys.sortChildrenFlag = true ; 
this._z = value; 
} 
}
,
scaleX: { 
get: function (){ 
return this._scaleX; 
} 
,
set: function (value){ 
this._scaleX = value; 
if (this._scaleX === 0) { 
this.renderFlags &= ~_FLAG; 
} 
 else { 
this.renderFlags |= _FLAG; 
} 
} 
}
,
scaleY: { 
get: function (){ 
return this._scaleY; 
} 
,
set: function (value){ 
this._scaleY = value; 
if (this._scaleY === 0) { 
this.renderFlags &= ~_FLAG; 
} 
 else { 
this.renderFlags |= _FLAG; 
} 
} 
}
,
angle: { 
get: function (){ 
return WrapAngleDegrees(this._rotation * MATH_CONST.RAD_TO_DEG); 
} 
,
set: function (value){ 
this.rotation = WrapAngleDegrees(value) * MATH_CONST.DEG_TO_RAD; 
} 
}
,
rotation: { 
get: function (){ 
return this._rotation; 
} 
,
set: function (value){ 
this._rotation = WrapAngle(value); 
} 
}
,
setPosition: function (x, y){ 
if (x === undefined) { 
x = 0; 
} 
if (y === undefined) { 
y = x; 
} 
this.x = x; 
this.y = y; 
return this; 
} 
,
setRotation: function (radians){ 
if (radians === undefined) { 
radians = 0; 
} 
this.rotation = radians; 
return this; 
} 
,
setScale: function (x, y){ 
if (x === undefined) { 
x = 1; 
} 
if (y === undefined) { 
y = x; 
} 
this.scaleX = x; 
this.scaleY = y; 
return this; 
} 
,
setZ: function (value){ 
if (value === undefined) { 
value = 0; 
} 
this.z = value; 
return this; 
} 
}
; 
module.exports = Transform;