import SScript from "./SScript";
import { UIPlugin } from "../core/UIPlugin";
import Tween = Laya.Tween;

/** 该附加脚本可为宿主提供一个无限循环播放的Tween */
export default class SimpleTween extends SScript{
    /** @prop {name:duration, tips:"Tween持续时间，单位毫秒", type:number} */
    duration:number = 1000;
    /** @prop {name:startState, tips:"宿主起始状态时各属性值信息，是一个JSON格式字符串", type:string} */
    startState:string = "{}";
    /** @prop {name:endState, tips:"宿主终止状态时各属性值信息，是一个JSON格式字符串", type:string} */
    endState:string = "{}";
    /** @prop {name:yoyo, tips:"播完一次动画后是否需要逆序播放一次", type:boolean} */
    yoyo:boolean = true;

    private _tween:Tween;

    onEnable(){
        let target = this.owner;
        let startInfo = JSON.parse(this.startState);
        for(let i in startInfo)
        {
            target[i] = startInfo[i];
        }
        this._tween = UIPlugin.loopTween(target, JSON.parse(this.endState), this.duration, 0, this.yoyo);
    }

    onDisable(){
        this._tween['reset'](true);;
    }
}