105 lines
2.6 KiB
C#
105 lines
2.6 KiB
C#
using System;
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using System.Collections;
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using UnityEngine;
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using UnityEngine.UI;
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using ZXKFramework;
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namespace YiLiao.XinFeiTingZhen
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{
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public class CountdownPanel : UIBase
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{
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[Tooltip("倒计时总时长（秒）")]
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public float duration = 20f;
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[Tooltip("绑定带有Filled属性的Image组件")]
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public Image countdownImage;
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[Tooltip("绑定显示时间的Text组件")]
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public Text timeText;
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// 用于存储协程引用，以便随时停止
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private Coroutine countdownCoroutine;
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public Action callBack;
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public override string GroupName => "CountdownPanel";
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public override string Name => "CountdownPanel";
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/// <summary>
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/// 启动倒计时
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/// </summary>
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public void StartCountdown(Action callBack)
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{
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this.callBack = callBack;
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// 如果已经有倒计时在运行，先停止旧的
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if (countdownCoroutine != null)
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{
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StopCoroutine(countdownCoroutine);
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}
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// 启动新的协程
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countdownCoroutine = StartCoroutine(CountdownRoutine());
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}
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/// <summary>
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/// 关闭/停止倒计时
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/// </summary>
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public void StopCountdown()
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{
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if (countdownCoroutine != null)
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{
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StopCoroutine(countdownCoroutine);
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countdownCoroutine = null;
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}
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Debug.Log("倒计时已关闭");
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}
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/// <summary>
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/// 倒计时协程
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/// </summary>
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private IEnumerator CountdownRoutine()
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{
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float elapsedTime = 0f;
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// 循环直到时间耗尽
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while (elapsedTime < duration)
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{
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// 计算剩余时间
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float remainingTime = duration - elapsedTime;
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// 更新UI
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UpdateTimerUI(remainingTime);
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// 累加时间
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elapsedTime += Time.deltaTime;
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// 等待一帧
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yield return null;
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}
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// 倒计时结束，确保显示为0
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UpdateTimerUI(0);
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Debug.Log("倒计时结束！");
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callBack?.Invoke();
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// 协程结束，清空引用
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countdownCoroutine = null;
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}
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void UpdateTimerUI(float time = 0)
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{
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// 防止除以0或负数导致的UI错误
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float fill = duration > 0 ? time / duration : 0;
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countdownImage.fillAmount = fill;
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int seconds = Mathf.CeilToInt(time);
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timeText.text = seconds.ToString() + "s";
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}
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public override void Hide()
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{
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base.Hide();
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StopCountdown();
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}
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}
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} |