Method restart

src/common/overlay/levelRenderer/Clip.js:100–104

()

    }

    restart() {
        var time = new Date().getTime();
        var remainder = (time - this._startTime) % this._life;
        this._startTime = new Date().getTime() - remainder + this.gap;
    }

    fire(eventType, arg) {
        for (var i = 0, len = this._targetPool.length; i < len; i++) {