module els{
    export class Renderer extends Component{
        protected _renderer: egret.DisplayObjectContainer;
        constructor() {
            super();
            this._renderer = new egret.DisplayObjectContainer();
        }

        get renderer() {
            return this._renderer;
        }

        set renderer(value: egret.DisplayObjectContainer) {
            if (this._renderer != value) {
                this._renderer = value;
            }
        }

        private __onRendererRender() {
            let _renderer                   = this.renderer;
            if (!_renderer) return;
            let transform: Transform        = this.gameobject.transform;
            _renderer.x                     = transform.x;
            _renderer.y                     = transform.y;
            _renderer.rotation              = transform.rotation;
            _renderer.anchorOffsetX         = transform.anchorOffsetX;
            _renderer.anchorOffsetY         = transform.anchorOffsetY;
            _renderer.alpha                 = this.gameobject.alpha;
            _renderer.visible               = this.gameobject.visible;
            for (let i: number = 0, l: number = _renderer.numChildren; i < l; i++){
                let child: egret.DisplayObject = _renderer.getChildAt(i);
                child.width                 = transform.width;
                child.height                = transform.height;
            }
            if (this.gameobject.snapPixelsEnabled) {
                _renderer.x                 = _renderer.x >> 0;
                _renderer.y                 = _renderer.y >> 0;
                _renderer.width             = _renderer.width >> 0;
                _renderer.height            = _renderer.height >> 0;
                _renderer.anchorOffsetX     = _renderer.anchorOffsetX >> 0;
                _renderer.anchorOffsetX     = _renderer.anchorOffsetX >> 0;
            }
        }

        protected onTouchEvent(event: egret.TouchEvent): void{
            this.dispatchEvent(event);
            let gameobject: GameObject      = this.gameobject;
            let components: Component[]     = gameobject.components;
            if (!components) return;
            for (let i: number = 0, l: number = components.length; i < l; i++){
                let component: Component    = components[i];
                let callName: string        = "onT" + event.type.slice(1);
                let callHander: Function    = component[callName];
                if(callHander)
                    callHander(event);
            }
        }
    }
}