_xiaofang/xiaofang/Assets/Script/UI/SkillCoolDownUI.cs

using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using UnityEngine.UI;
using System;
using System.Threading.Tasks;

public class SkillCoolDownUI : MonoBehaviour
{
    public Image cooldownImage; // <20>϶<EFBFBD>Image<67><65><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
    public Text cooldowntext;//<2F><>ʾ<EFBFBD><CABE>ʱ<EFBFBD><CAB1>ʣ<EFBFBD><CAA3>ʱ<EFBFBD><CAB1>
    public event Action OnCooldownFinished; // <20><>ȴ<EFBFBD><C8B4><EFBFBD><EFBFBD><EFBFBD>¼<EFBFBD>

    private Coroutine countdownCoroutine;

    public async void StartCooldown(float cooldownTime)
    {
        if (countdownCoroutine != null)
        {
            StopCoroutine(countdownCoroutine);
        }

        // <20><><EFBFBD><EFBFBD><EFBFBD>첽<EFBFBD><ECB2BD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ȴ
        await CooldownRoutine(cooldownTime);
    }

    public async Task CooldownRoutine(float cooldownTime)
    {
        float elapsed = 0f;
        cooldownImage.fillAmount = 1; // <20><><EFBFBD><EFBFBD>Ϊ<EFBFBD><CEAA>

        while (elapsed < cooldownTime)
        {
            elapsed += Time.deltaTime;
            cooldownImage.fillAmount = 1 - (elapsed / cooldownTime);
            cooldowntext.text = ((1 - (elapsed / cooldownTime)) * 10).ToString("F1");

            // ʹ<><CAB9> Task.Delay <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Э<EFBFBD>̵<EFBFBD> yield return
            await Task.Yield();  // <20>ó<EFBFBD><C3B3><EFBFBD>ǰ֡<C7B0><D6A1><EFBFBD>ȴ<EFBFBD><C8B4>´θ<C2B4><CEB8><EFBFBD>
        }

        HandleCooldownFinished();
    }


    private void HandleCooldownFinished()
    {
        cooldownImage.fillAmount = 0; // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϊ0
        OnCooldownFinished?.Invoke(); // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ȴ<EFBFBD><C8B4><EFBFBD><EFBFBD><EFBFBD>¼<EFBFBD>

        Destroy(gameObject);
    }




}