module els{
    export class SpriteRenderer extends Renderer{
        url: string;

        private _bitmap: egret.Bitmap;
        constructor() {
            super();
            this._bitmap = new egret.Bitmap();
            this._renderer.addChild(this._bitmap);
        }

        onAwake() {
            if (!this.url) return;

            RES.getResByUrl(this.url, (texture: egret.Texture) => { 
                if (texture) {
                    this._bitmap.texture = texture;
                }
            }, this, RES.ResourceItem.TYPE_IMAGE);
        }

        clone(): SpriteRenderer {
            let component: SpriteRenderer   = new SpriteRenderer();
            component.enabled               = this.enabled;
            component.url                   = this.url;
            return component;
        }
    }
}