sanguozhanji/assets/scripts/prefabs/BuyProAni.ts

/** 购买进度动画 */
const { ccclass, property } = cc._decorator;

@ccclass
export default class BuyProAni extends cc.Component {

    @property(cc.Sprite)
    spPro: cc.Sprite = null;

    private add = 0

    onEnable() {
        this.add = 0
        this.spPro.spriteFrame = cc.loader.getRes(`gift/main_pro_buy${this.add}`, cc.SpriteFrame)
        this.schedule(() => {
            this.spPro.spriteFrame = cc.loader.getRes(`gift/main_pro_buy${this.add}`, cc.SpriteFrame)
            this.add++
            if (this.add >= 3) {
                this.add = 0
            }
        }, 0.1)
    }

    onDisable() {
        this.unscheduleAllCallbacks()
    }
}