1 private _love;//爱心对象

1 //引入爱心对象
2     this._love = CommonFun.creatBitmapByName("love_png");
3     this.addChild(this._love);

1 //设置爱心居中显示
2     this._love.anchorOffsetX = this._love.width / 2;
3     this._love.anchorOffsetY = this._love.height / 2;
4     this._love.x = Main.instance.width * .5;
5     this._love.y = Main.instance.height * .5;

1 //设置爱心缩放显示
2   egret.Tween.get(this._love,{loop:true}).
3        to({scaleX:0.5,scaleY:0.5},800,egret.Ease.sineIn).
4        to({scaleX:1,scaleY:1},800,egret.Ease.sineOut);