XMXXE/test/assets/Texture/prefab/Blast.js

/**
 * 消除特效
 */
let Blast = cc.Class({
    extends: cc.Component,
    editor: {
        menu:'爆炸效果预制',
    },
    properties: {
        label: cc.Label,
        blast: cc.Animation,
        spriteFrames: [cc.SpriteFrame],
    },

    statics: {
        pool: cc.NodePool,
    },

    run (score, index) {        
        //分数label
        this.label.string = score;
        this.label.node.position = cc.v2(0, 0);
        this.label.node.opacity = 255;
        let moveBy = cc.moveBy(0.8, cc.v2(0, 180));
        let fadeOut = cc.fadeOut(0.8);
        this.label.node.runAction(cc.sequence(moveBy, fadeOut));   

        //爆炸动画
        this.blast.play();
        this.blast.once(cc.Animation.EventType.FINISHED, () => {
            Blast.pool.put(this.node);    
        }, this);
        for(let i = 0; i <= 4; ++i){
            let count = i == 0 ? '' : i;
            let tmp = cc.find('particlesystem' + count, this.blast.node);
            if(tmp) {
                let prticle = tmp.getComponent(cc.ParticleSystem);
                prticle.spriteFrame = this.spriteFrames[index]
                prticle.resetSystem();
            }
        }
    },
});

cc.game.on(cc.game.EVENT_GAME_INITED, () => {
    Blast.pool = new cc.NodePool();
})