【Cocos2d-x-js系列】利用动画缓存来复用动画

OnWalkClick:function(sender){
        var sfLaoJun1=new cc.SpriteFrame(res.npc_laojun1,cc.rect(0,0,70,101));
        var sfLaoJun2=new cc.SpriteFrame(res.npc_laojun2,cc.rect(0,0,70,101));
        var sfLaoJun3=new cc.SpriteFrame(res.npc_laojun3,cc.rect(0,0,70,101));
        var sfLaoJun4=new cc.SpriteFrame(res.npc_laojun4,cc.rect(0,0,70,101));
        var sfLaoJunAll=new Array(sfLaoJun1,sfLaoJun2,sfLaoJun3,sfLaoJun4);
        var amnLaoJun=new cc.Animation(sfLaoJunAll,0.05);
        var action=cc.animate(amnLaoJun);
        var sprite=new cc.Sprite();
        sprite.setPosition(160,300);
        this.addChild(sprite);
        cc.animationCache.addAnimation(amnLaoJun,"LaoJun");
        sprite.runAction(cc.repeatForever(action));
    },
    OnSpriteFrameCacheTesting: function (sender) {
        var  amnLaoJun=cc.animationCache.getAnimation("LaoJun");
        var  amtLaoJun=new cc.Animate(amnLaoJun);
        var  sprite=new cc.Sprite();
        sprite.setPosition(160,400);
        this.addChild(sprite);
        sprite.runAction(cc.repeatForever(amtLaoJun));

    }