import { _decorator, Component, Node, Vec3, tween } from 'cc'; const { ccclass, property } = _decorator; @ccclass('Start') export class Start extends Component { @property(Node) bar:Node=null; @property(Node) logoPic:Node=null; start() { //this.bar.setScale(2,1); this.Loading(); this.Logo(); } Logo(){ } Loading(){ tween(this.bar) .call(()=>{this.bar.setScale(0,1)}) .to(2,{scale:new Vec3(2,1)}) .call(()=>{this.bar.setScale(1.5,1)}) .start(); } update(deltaTime: number) { } }