88 lines
2.3 KiB
C#
88 lines
2.3 KiB
C#
using UnityEngine;
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using UnityEngine.UI;
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using Cysharp.Threading.Tasks;
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using System;
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using MotionFramework;
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using MotionFramework.Scripts.Runtime.Engine.Engine.Network.WebRequest;
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namespace Framework.Tools
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{
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/// <summary>
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/// 工具组件
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///
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/// 功能：
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/// 黑屏过渡->BlackScreenTransition
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/// </summary>
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public class ToolsComponent : MonoBehaviour
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{
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// 单例实例
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private static ToolsComponent _instance;
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public static ToolsComponent Instance
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{
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get
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{
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if (_instance == null)
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{
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_instance = FindObjectOfType<ToolsComponent>();
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if (_instance == null)
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{
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Debug.LogError("未找到挂载 ToolsComponent 脚本的对象，请检查场景！");
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}
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else
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{
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DontDestroyOnLoad(_instance.gameObject);
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}
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}
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return _instance;
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}
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}
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[SerializeField] private RawImage _image;
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private void Start()
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{
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//BlackScreenTransition();
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}
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/// <summary>
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/// 黑屏过渡
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/// </summary>
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public async void BlackScreenTransition()
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{
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// 从 0 渐变到 1
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await FadeImageAlpha(0f, 1f, 1f);
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await UniTask.Delay(1000);
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// 从 1 渐变到 0
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await FadeImageAlpha(1f, 0f, 1f);
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}
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private async UniTask FadeImageAlpha(float startAlpha, float endAlpha, float duration)
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{
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float elapsedTime = 0f;
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Color currentColor = _image.color;
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while (elapsedTime < duration)
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{
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// 根据时间计算当前透明度
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float alpha = Mathf.Lerp(startAlpha, endAlpha, elapsedTime / duration);
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currentColor.a = alpha;
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_image.color = currentColor;
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_image.color = currentColor;
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elapsedTime += Time.deltaTime;
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await UniTask.Yield();
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}
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// 确保最终透明度正确
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currentColor.a = endAlpha;
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_image.color = currentColor;
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}
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}
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} |