var _FLAG = 1; 
var Visible = { 
_visible: true ,
visible: { 
get: function (){ 
return this._visible; 
} 
,
set: function (value){ 
if (value) { 
this._visible = true ; 
this.renderFlags |= _FLAG; 
} 
 else { 
this._visible = false ; 
this.renderFlags &= ~_FLAG; 
} 
} 
}
,
setVisible: function (value){ 
this.visible = value; 
return this; 
} 
}
; 
module.exports = Visible;