xsdmx-CocosCreator/assets/Script/game/fight/FCountDown.ts

/**
 * 战斗倒计时
 */
const {ccclass, property} = cc._decorator;

@ccclass
export default class FCountDown extends cc.Component {

    @property(cc.Label)
    mTime: cc.Label = null;

    public isOver = true;
    /**
     * 开始的时间
     */
    private dtime = 0;
    private totalTime = 0;
    private callback:()=>void;
    onLoad(){
        this.node.active = false;
    }

    public setCallback(callback:()=>void){
        this.callback = callback;
    }

    public startCountDown(totalTime:number){
        this.node.active = true;
        this.totalTime = totalTime;
        this.dtime = new Date().getTime();
        this.isOver = false;
    }
    public stopCountDown(){
        this.node.active = false;
        this.isOver = true;
    }
    /**
     * 暂停住倒计时
     */
    public pauseTime(){
        

    }


    update (dt) {
        if(this.isOver){
            return;
        }
        let nowTime = new Date().getTime();
        let rest = this.totalTime - Math.floor((nowTime - this.dtime)/1000);
        if(rest < 0){
            this.isOver = true;
            this.callback();
        }else{
            this.mTime.string = ''+rest;
        }
    }



}