646 lines
24 KiB
C#
646 lines
24 KiB
C#
using System.Collections;
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using UnityEngine;
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using UnityEngine.UI;
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using UnityEngine.SceneManagement;
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namespace GameFramework
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{
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/// <summary>
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/// 游戏失败叠加层 —— 直接挂在 Gameplay 场景的 Canvas 上。
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///
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/// 使用方式：
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/// 1. 在 Gameplay 场景里创建一个空物体，挂上本脚本
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/// 2. 运行一次游戏（或点 Editor 按钮），脚本会自动构建子 UI
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/// 3. 停止运行后，子 UI 留在场景中，可自由编辑样式/位置/精灵
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/// 4. 运行时由 GameManager 调用 GameLostOverlay.Show() 激活
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///
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/// 所有 UI 元素均为 [SerializeField]，可在 Inspector 中替换。
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/// </summary>
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public class GameLostOverlay : MonoBehaviour
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{
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private static GameLostOverlay _instance;
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// ====== Canvas ======
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[Header("Canvas（留空则自动创建）")]
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[SerializeField] private Canvas lostCanvas;
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// ====== UI 元素引用（全部可编辑） ======
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[Header("背景蒙版")]
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[SerializeField] private Image dimBackground;
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[Header("标题 —— 你已迷失……")]
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[SerializeField] private Text lostTitleText;
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[SerializeField] private Image lostTitleImage; // 可用图片替代文字
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[Header("装饰")]
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[SerializeField] private Image leftDecoration;
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[SerializeField] private Image rightDecoration;
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[Header("主界面按钮")]
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[SerializeField] private Button mainMenuButton;
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[SerializeField] private Image mainMenuButtonImage;
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[Header("音效")]
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[SerializeField] private AudioData lostSFX;
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[Header("标题渐现动效")]
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[Tooltip("标题渐现总时长（秒）")]
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[SerializeField] private float titleFadeDuration = 1.5f;
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[Tooltip("水面波纹位置抖动幅度（像素）")]
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[SerializeField] private float ripplePositionAmplitude = 8f;
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[Tooltip("水面波纹缩放抖动幅度")]
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[SerializeField] private float rippleScaleAmplitude = 0.08f;
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[Tooltip("水面波纹频率（越大抖动越快）")]
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[SerializeField] private float rippleFrequency = 15f;
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[Tooltip("水波纹材质（留空则自动从 Shader 创建）")]
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[SerializeField] private Material rippleMaterial;
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[Tooltip("主界面按钮延迟出现时间（秒）")]
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[SerializeField] private float buttonFadeDelay = 2f;
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[Tooltip("按钮渐现时长（秒）")]
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[SerializeField] private float buttonFadeDuration = 0.5f;
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private bool _isVisible;
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private Coroutine _titleAnimCoroutine;
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private Coroutine _buttonFadeCoroutine;
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private Material _rippleMaterial;
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// ====================================================================
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// 静态入口
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// ====================================================================
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/// <summary>
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/// 显示失败叠加层。优先使用场景中已有的实例，
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/// 没有则动态创建一个。
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/// </summary>
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public static void Show()
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{
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// 场景中已有（隐藏的）实例？
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if (_instance != null)
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{
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_instance.Activate();
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return;
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}
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// 尝试在场景中找到
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var found = FindObjectOfType<GameLostOverlay>();
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if (found != null)
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{
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_instance = found;
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found.Activate();
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return;
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}
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// 都没有 → 动态创建
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var obj = new GameObject("GameLostOverlay");
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var overlay = obj.AddComponent<GameLostOverlay>();
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overlay.BuildAll();
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overlay.Activate();
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}
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// ====================================================================
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// 生命周期
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// ====================================================================
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void Awake()
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{
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_instance = this;
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// 如果 Canvas 还没赋值，尝试从自身获取
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if (lostCanvas == null)
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lostCanvas = GetComponent<Canvas>();
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// 初始隐藏
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if (lostCanvas != null)
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lostCanvas.enabled = false;
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}
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void Update()
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{
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if (!_isVisible) return;
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if (Input.GetKeyDown(KeyCode.Return) || Input.GetKeyDown(KeyCode.Space) || Input.GetKeyDown(KeyCode.Escape))
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{
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ReturnToMainMenu();
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}
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}
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// ====================================================================
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// 激活 / 隐藏
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// ====================================================================
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private void Activate()
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{
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_isVisible = true;
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if (lostCanvas != null)
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lostCanvas.enabled = true;
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// 自动查找标题元素（兜底：Inspector 未赋值时从 Canvas 子节点中找）
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AutoFindTitleElement();
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Debug.Log($"[GameLostOverlay] Activate - lostTitleImage={lostTitleImage != null}, lostTitleText={lostTitleText != null}, canvas={lostCanvas != null}");
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// 启动标题渐现动效（水面波纹 + 渐现）
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if (_titleAnimCoroutine != null)
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StopCoroutine(_titleAnimCoroutine);
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_titleAnimCoroutine = StartCoroutine(TitleRippleFadeIn());
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// 绑定按钮 + 延迟渐现
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if (mainMenuButton != null)
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{
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mainMenuButton.onClick.RemoveAllListeners();
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mainMenuButton.onClick.AddListener(ReturnToMainMenu);
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// 初始隐藏按钮
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SetButtonAlpha(0f);
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// 延迟后渐现
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if (_buttonFadeCoroutine != null)
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StopCoroutine(_buttonFadeCoroutine);
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_buttonFadeCoroutine = StartCoroutine(ButtonFadeIn());
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}
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// 音效
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if (AudioManager.Instance != null && lostSFX != null)
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AudioManager.Instance.PlaySFX(lostSFX);
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// 显示鼠标
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Cursor.visible = true;
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Cursor.lockState = CursorLockMode.None;
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// 确保 EventSystem 有输入模块（UI 点击必需）
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EnsureEventSystemInputModule();
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}
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/// <summary>
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/// 确保 EventSystem 有 StandaloneInputModule，否则 UI 按钮无法响应点击。
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/// </summary>
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private void EnsureEventSystemInputModule()
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{
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var es = UnityEngine.EventSystems.EventSystem.current;
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if (es == null) return;
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if (es.GetComponent<UnityEngine.EventSystems.StandaloneInputModule>() == null)
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{
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es.gameObject.AddComponent<UnityEngine.EventSystems.StandaloneInputModule>();
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Debug.Log("[GameLostOverlay] 已自动添加 StandaloneInputModule");
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}
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}
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/// <summary>
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/// 按钮延迟渐现协程：等待 buttonFadeDelay 秒后，用 buttonFadeDuration 秒渐现。
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/// </summary>
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private IEnumerator ButtonFadeIn()
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{
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yield return new WaitForSecondsRealtime(buttonFadeDelay);
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float elapsed = 0f;
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while (elapsed < buttonFadeDuration)
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{
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elapsed += Time.unscaledDeltaTime;
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float t = Mathf.Clamp01(elapsed / buttonFadeDuration);
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SetButtonAlpha(t);
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yield return null;
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}
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SetButtonAlpha(1f);
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if (mainMenuButton != null)
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mainMenuButton.Select();
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}
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/// <summary>
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/// 设置按钮整体透明度（通过 Image.color.a）。
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/// </summary>
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private void SetButtonAlpha(float alpha)
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{
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if (mainMenuButtonImage != null)
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{
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var c = mainMenuButtonImage.color;
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c.a = alpha;
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mainMenuButtonImage.color = c;
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}
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// 同时处理按钮子物体的 Text
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if (mainMenuButton != null)
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{
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var texts = mainMenuButton.GetComponentsInChildren<Text>(true);
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foreach (var t in texts)
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{
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var c = t.color;
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c.a = alpha;
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t.color = c;
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}
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}
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}
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/// <summary>
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/// 返回主界面。
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/// </summary>
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private void ReturnToMainMenu()
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{
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_isVisible = false;
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Time.timeScale = 1f;
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Cursor.visible = true;
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Cursor.lockState = CursorLockMode.None;
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if (SceneLoader.Instance != null)
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SceneLoader.Instance.LoadMainMenuScene();
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else
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SceneManager.LoadScene("MainMenu");
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}
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/// <summary>
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/// 自动查找标题元素。搜索范围：
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/// 1. 自身 transform 子节点
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/// 2. 场景中所有 Canvas 的子节点
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/// 3. 都找不到则动态创建
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/// </summary>
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private void AutoFindTitleElement()
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{
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if (lostTitleImage != null || lostTitleText != null) return;
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// 1. 从自身子节点查找
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TryFindTitleInHierarchy(transform);
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if (lostTitleText != null || lostTitleImage != null) return;
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// 2. 从 lostCanvas 子节点查找
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if (lostCanvas != null)
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{
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TryFindTitleInHierarchy(lostCanvas.transform);
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if (lostTitleText != null || lostTitleImage != null) return;
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}
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// 3. 从场景中所有 Canvas 查找
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var allCanvases = FindObjectsOfType<Canvas>();
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foreach (var c in allCanvases)
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{
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if (c == lostCanvas) continue;
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TryFindTitleInHierarchy(c.transform);
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if (lostTitleText != null || lostTitleImage != null) return;
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}
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// 4. 都找不到
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Debug.LogWarning("[GameLostOverlay] 未找到标题元素，请在 Inspector 中拖入 lostTitleImage 或 lostTitleText。");
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}
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private void TryFindTitleInHierarchy(Transform root)
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{
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// 按路径查找
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var titleObj = root.Find("CenterPanel/LostTitle");
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if (titleObj != null)
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{
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lostTitleImage = titleObj.GetComponent<Image>();
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if (lostTitleImage != null) return;
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lostTitleText = titleObj.GetComponent<Text>();
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if (lostTitleText != null) return;
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}
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// 按名称查找 Image（lostTitleImage 节点）
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var allImages = root.GetComponentsInChildren<Image>(true);
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foreach (var img in allImages)
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{
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var name = img.gameObject.name.ToLower();
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if (name.Contains("lost") || name.Contains("title") || name.Contains("迷失"))
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{
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lostTitleImage = img;
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return;
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}
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}
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// 按文字内容查找 Text
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var allTexts = root.GetComponentsInChildren<Text>(true);
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foreach (var t in allTexts)
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{
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if (t.text.Contains("迷失") || t.text.Contains("Lost"))
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{
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lostTitleText = t;
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return;
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}
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}
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// 兜底：第一个非按钮 Text
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foreach (var t in allTexts)
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{
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if (t.GetComponentInParent<Button>() == null)
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{
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lostTitleText = t;
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return;
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}
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}
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}
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/// <summary>
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/// 标题渐现动效：Shader 水波纹扭曲 + 透明度渐现。
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/// 前 60% 时间波纹强烈，后 40% 时间波纹减弱至消失。
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/// 使用 unscaledDeltaTime 不受 timeScale 暂停影响。
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/// </summary>
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private IEnumerator TitleRippleFadeIn()
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{
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float elapsed = 0f;
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// 优先用图片（Shader 动效），其次用文字（抖动动效）
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Image titleImg = lostTitleImage;
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Text titleTxt = lostTitleText;
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// ---- Image: Shader 水波纹 ----
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if (titleImg != null)
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{
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// 创建/获取水波纹材质
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if (_rippleMaterial == null)
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{
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// 优先用 Inspector 拖入的材质
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if (rippleMaterial != null)
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{
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_rippleMaterial = rippleMaterial;
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Debug.Log("[GameLostOverlay] 使用 Inspector 指定的水波纹材质。");
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}
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else
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{
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var shader = Shader.Find("GameFramework/UI/WaterRippleFade");
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if (shader == null)
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{
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Debug.LogWarning("[GameLostOverlay] 找不到 WaterRippleFade Shader！请确认 Assets/UI/shaders/WaterRippleFade.shader 存在且无编译错误。回退到抖动动效。");
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}
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else
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{
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_rippleMaterial = new Material(shader);
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_rippleMaterial.SetFloat("_RippleAmplitude", ripplePositionAmplitude / 100f);
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_rippleMaterial.SetFloat("_RippleFrequency", rippleFrequency);
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_rippleMaterial.SetFloat("_RippleSpeed", 3f);
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Debug.Log($"[GameLostOverlay] 已创建水波纹材质 - Amp={ripplePositionAmplitude / 100f}, Freq={rippleFrequency}");
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}
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}
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}
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if (_rippleMaterial != null)
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{
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titleImg.material = _rippleMaterial;
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_rippleMaterial.SetFloat("_RippleIntensity", 1f);
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_rippleMaterial.SetFloat("_FadeAlpha", 0f);
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}
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while (elapsed < titleFadeDuration)
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{
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elapsed += Time.unscaledDeltaTime;
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float t = Mathf.Clamp01(elapsed / titleFadeDuration);
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// 波纹强度：前 60% 强，后 40% 衰减至 0
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float rippleIntensity;
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if (t < 0.6f)
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rippleIntensity = 1f;
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else
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rippleIntensity = Mathf.InverseLerp(1f, 0.6f, t);
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// 渐现曲线（EaseOut）
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float fadeT = 1f - Mathf.Pow(1f - t, 2.5f);
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if (_rippleMaterial != null)
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{
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_rippleMaterial.SetFloat("_RippleIntensity", rippleIntensity);
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_rippleMaterial.SetFloat("_FadeAlpha", fadeT);
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}
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yield return null;
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}
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// 确保最终状态
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if (_rippleMaterial != null)
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{
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_rippleMaterial.SetFloat("_RippleIntensity", 0f);
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_rippleMaterial.SetFloat("_FadeAlpha", 1f);
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}
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yield break;
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}
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// ---- Text: 抖动动效（回退方案） ----
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if (titleTxt != null)
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{
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var titleTransform = titleTxt.rectTransform;
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var c = titleTxt.color;
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c.a = 0f;
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titleTxt.color = c;
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Vector2 targetPosition = titleTransform.anchoredPosition;
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Vector3 targetScale = titleTransform.localScale;
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while (elapsed < titleFadeDuration)
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{
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elapsed += Time.unscaledDeltaTime;
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float t = Mathf.Clamp01(elapsed / titleFadeDuration);
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float rippleIntensity = t < 0.6f ? 1f : Mathf.InverseLerp(1f, 0.6f, t);
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float fadeT = 1f - Mathf.Pow(1f - t, 2.5f);
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float jitterX = Random.Range(-1f, 1f) * ripplePositionAmplitude * rippleIntensity;
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float jitterY = Random.Range(-1f, 1f) * ripplePositionAmplitude * rippleIntensity * 0.5f;
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float jitterScale = Random.Range(-1f, 1f) * rippleScaleAmplitude * rippleIntensity;
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titleTransform.anchoredPosition = targetPosition + new Vector2(jitterX, jitterY);
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titleTransform.localScale = targetScale * (1f + jitterScale);
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var col = titleTxt.color;
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col.a = fadeT;
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titleTxt.color = col;
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yield return null;
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}
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titleTransform.anchoredPosition = targetPosition;
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titleTransform.localScale = targetScale;
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var finalCol = titleTxt.color;
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finalCol.a = 1f;
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titleTxt.color = finalCol;
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}
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}
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// ====================================================================
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// Editor 辅助：一键构建 UI 子节点（在场景编辑时调用）
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// ====================================================================
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#if UNITY_EDITOR
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/// <summary>
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/// 在 Unity 编辑器中调用此方法，自动构建所有 UI 子节点。
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/// 构建完成后停止运行，即可在 Inspector 中编辑所有引用。
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/// </summary>
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[ContextMenu("构建 UI（Build UI）")]
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public void EditorBuildUI()
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{
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BuildAll();
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// 构建完显示 Canvas 方便预览
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if (lostCanvas != null)
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lostCanvas.enabled = true;
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Debug.Log("[GameLostOverlay] UI 构建完成，可在场景中编辑。");
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}
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#endif
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// ====================================================================
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// 动态构建 UI（首次使用 / 无预制体时）
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// ====================================================================
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/// <summary>
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/// 构建整个 UI 结构。构建后所有引用自动填入 SerializeField。
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/// </summary>
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private void BuildAll()
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{
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// ---- Canvas ----
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if (lostCanvas == null)
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{
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var canvasObj = new GameObject("LostCanvas");
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canvasObj.transform.SetParent(transform, false);
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lostCanvas = canvasObj.AddComponent<Canvas>();
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lostCanvas.renderMode = RenderMode.ScreenSpaceOverlay;
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lostCanvas.sortingOrder = 100000;
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var scaler = canvasObj.AddComponent<CanvasScaler>();
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scaler.uiScaleMode = CanvasScaler.ScaleMode.ScaleWithScreenSize;
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scaler.referenceResolution = new Vector2(1920, 1080);
|
||
scaler.matchWidthOrHeight = 0.5f;
|
||
|
||
canvasObj.AddComponent<GraphicRaycaster>();
|
||
}
|
||
|
||
var root = lostCanvas.gameObject;
|
||
|
||
// ---- 全屏暗色蒙版 ----
|
||
if (dimBackground == null)
|
||
dimBackground = CreateFullScreenImage(root, "DimBackground", new Color(0f, 0f, 0f, 0.6f));
|
||
|
||
// ---- 中央面板 ----
|
||
var centerPanel = FindOrCreateChild(root, "CenterPanel");
|
||
var cpRect = centerPanel.GetComponent<RectTransform>();
|
||
if (cpRect.anchorMin == Vector2.zero && cpRect.anchorMax == Vector2.zero)
|
||
{
|
||
cpRect.anchorMin = new Vector2(0.15f, 0.3f);
|
||
cpRect.anchorMax = new Vector2(0.85f, 0.75f);
|
||
cpRect.sizeDelta = Vector2.zero;
|
||
}
|
||
|
||
// ---- 左装饰 ----
|
||
if (leftDecoration == null)
|
||
leftDecoration = CreateDecoration(centerPanel, "LeftDecoration", true);
|
||
|
||
// ---- 右装饰 ----
|
||
if (rightDecoration == null)
|
||
rightDecoration = CreateDecoration(centerPanel, "RightDecoration", false);
|
||
|
||
// ---- 标题文字 ----
|
||
if (lostTitleText == null && lostTitleImage == null)
|
||
{
|
||
lostTitleText = CreateTitleText(centerPanel);
|
||
}
|
||
|
||
// ---- 主界面按钮 ----
|
||
if (mainMenuButton == null)
|
||
CreateMainMenuButton(centerPanel);
|
||
}
|
||
|
||
// ------ 构建子元素 ------
|
||
|
||
private Image CreateFullScreenImage(GameObject parent, string name, Color color)
|
||
{
|
||
var obj = new GameObject(name);
|
||
obj.transform.SetParent(parent.transform, false);
|
||
var rect = obj.AddComponent<RectTransform>();
|
||
rect.anchorMin = Vector2.zero;
|
||
rect.anchorMax = Vector2.one;
|
||
rect.sizeDelta = Vector2.zero;
|
||
var img = obj.AddComponent<Image>();
|
||
img.color = color;
|
||
return img;
|
||
}
|
||
|
||
private GameObject FindOrCreateChild(GameObject parent, string name)
|
||
{
|
||
var t = parent.transform.Find(name);
|
||
if (t != null) return t.gameObject;
|
||
|
||
var obj = new GameObject(name);
|
||
obj.transform.SetParent(parent.transform, false);
|
||
obj.AddComponent<RectTransform>();
|
||
return obj;
|
||
}
|
||
|
||
private Image CreateDecoration(GameObject parent, string name, bool isLeft)
|
||
{
|
||
var obj = new GameObject(name);
|
||
obj.transform.SetParent(parent.transform, false);
|
||
var rect = obj.AddComponent<RectTransform>();
|
||
rect.anchorMin = new Vector2(0.5f, 0.5f);
|
||
rect.anchorMax = new Vector2(0.5f, 0.5f);
|
||
rect.pivot = new Vector2(0.5f, 0.5f);
|
||
rect.sizeDelta = new Vector2(120, 200);
|
||
rect.anchoredPosition = new Vector2(isLeft ? -300 : 300, 0);
|
||
var img = obj.AddComponent<Image>();
|
||
img.color = new Color(0.9f, 0.4f, 0.5f, 0.5f);
|
||
return img;
|
||
}
|
||
|
||
private Text CreateTitleText(GameObject parent)
|
||
{
|
||
var obj = new GameObject("LostTitle");
|
||
obj.transform.SetParent(parent.transform, false);
|
||
var rect = obj.AddComponent<RectTransform>();
|
||
rect.anchorMin = new Vector2(0.5f, 0.5f);
|
||
rect.anchorMax = new Vector2(0.5f, 0.5f);
|
||
rect.pivot = new Vector2(0.5f, 0.5f);
|
||
rect.anchoredPosition = new Vector2(0, 30);
|
||
rect.sizeDelta = new Vector2(800, 120);
|
||
|
||
var text = obj.AddComponent<Text>();
|
||
text.text = "你已迷失……";
|
||
text.fontSize = 72;
|
||
text.alignment = TextAnchor.MiddleCenter;
|
||
text.color = Color.white;
|
||
text.font = Resources.GetBuiltinResource<Font>("LegacyRuntime.ttf");
|
||
text.fontStyle = FontStyle.Bold;
|
||
|
||
var shadow = obj.AddComponent<Shadow>();
|
||
shadow.effectColor = new Color(0f, 0f, 0f, 0.5f);
|
||
shadow.effectDistance = new Vector2(3, -3);
|
||
|
||
var outline = obj.AddComponent<Outline>();
|
||
outline.effectColor = new Color(0.3f, 0.1f, 0.1f, 0.6f);
|
||
outline.effectDistance = new Vector2(2, -2);
|
||
|
||
return text;
|
||
}
|
||
|
||
private void CreateMainMenuButton(GameObject parent)
|
||
{
|
||
var btnObj = new GameObject("MainMenuButton");
|
||
btnObj.transform.SetParent(parent.transform, false);
|
||
|
||
var btnRect = btnObj.AddComponent<RectTransform>();
|
||
btnRect.anchorMin = new Vector2(0.5f, 0.5f);
|
||
btnRect.anchorMax = new Vector2(0.5f, 0.5f);
|
||
btnRect.pivot = new Vector2(0.5f, 0.5f);
|
||
btnRect.anchoredPosition = new Vector2(0, -80);
|
||
btnRect.sizeDelta = new Vector2(200, 60);
|
||
|
||
var btnImage = btnObj.AddComponent<Image>();
|
||
btnImage.color = new Color(1f, 1f, 1f, 0.2f);
|
||
|
||
mainMenuButtonImage = btnImage;
|
||
|
||
var textObj = new GameObject("Text");
|
||
textObj.transform.SetParent(btnObj.transform, false);
|
||
var textRect = textObj.AddComponent<RectTransform>();
|
||
textRect.anchorMin = Vector2.zero;
|
||
textRect.anchorMax = Vector2.one;
|
||
textRect.sizeDelta = Vector2.zero;
|
||
|
||
var text = textObj.AddComponent<Text>();
|
||
text.text = "主界面";
|
||
text.fontSize = 28;
|
||
text.alignment = TextAnchor.MiddleCenter;
|
||
text.color = Color.white;
|
||
text.font = Resources.GetBuiltinResource<Font>("LegacyRuntime.ttf");
|
||
|
||
mainMenuButton = btnObj.AddComponent<Button>();
|
||
var colors = mainMenuButton.colors;
|
||
colors.highlightedColor = new Color(1.2f, 1.2f, 1.2f);
|
||
colors.pressedColor = new Color(0.8f, 0.8f, 0.8f);
|
||
mainMenuButton.colors = colors;
|
||
}
|
||
}
|
||
}
|