73 lines
2.6 KiB
C#
73 lines
2.6 KiB
C#
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using System.Collections;
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using TMPro;
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using UnityEngine;
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using UnityEngine.SceneManagement;
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namespace Cielonos.Core.SceneManagement
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{
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public class LoadingSceneManager : MonoBehaviour
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{
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[Header("UI References")]
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[SerializeField] private TMP_Text progressText;
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[Header("Settings")]
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[SerializeField] private float minimumLoadTime = 1.0f; // 防止加载太快闪屏，强制显示至少1秒
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private void Start()
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{
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// 获取目标场景
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string targetScene = SceneBus.TargetSceneName;
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if (string.IsNullOrEmpty(targetScene))
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{
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Debug.LogError("LoadingController: Target scene is null! Returning to Menu.");
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// 这里可以做一个回滚逻辑，比如回 Menu
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return;
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}
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StartCoroutine(LoadSceneAsync(targetScene));
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}
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private IEnumerator LoadSceneAsync(string sceneName)
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{
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// 开始异步加载目标场景
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// 注意：这里是 LoadSceneMode.Single，因为是从 Menu 切到 MainGame，需要彻底销毁 Menu
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AsyncOperation op = SceneManager.LoadSceneAsync(sceneName, LoadSceneMode.Single);
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// 阻止自动跳转，为了我们可以控制进度条到 100% 再跳转
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op.allowSceneActivation = false;
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float timer = 0f;
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while (!op.isDone)
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{
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timer += Time.deltaTime;
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// op.progress 在 allowSceneActivation = false 时最大只能到 0.9
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float progress = Mathf.Clamp01(op.progress / 0.9f);
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// 只有当加载进度到了 0.9 且 满足了最小等待时间，才允许完成
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if (progress >= 1f && timer >= minimumLoadTime)
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{
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// 可以在这里做一个 "Press Any Key to Continue" 的逻辑，或者直接跳转
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UpdateUI(1f);
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op.allowSceneActivation = true;
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}
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else
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{
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// 为了视觉平滑，我们可以取 真实进度 和 模拟时间进度 的较小值
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// 或者简单粗暴直接显示 progress
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UpdateUI(progress);
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}
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yield return null;
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}
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}
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private void UpdateUI(float progress)
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{
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//if (_progressBar != null) _progressBar.value = progress;
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if (progressText != null) progressText.text = $"Loading... {(progress * 100):F0}%";
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}
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}
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}
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