剧情+对话完善

Assets/Scripts/NewStorySystem/UI/DialogUIPage.cs

@@ -24,9 +24,19 @@ namespace Ichni.Story.UI
 
         [Header("推进按钮")]
         public UnityEngine.UI.Button advanceButton;
-        [Tooltip("点击后自动快进，直到遇到选项")]
+        [Tooltip("点击后自动快进；已记忆选项会自动跨过，遇到需要玩家选择的新选项时停止。")]
         public UnityEngine.UI.Button fastForwardButton;
 
+        [Header("对话辅助功能")]
+        [Tooltip("中途退出当前 TextBlock；本次尚未完成的选项、变量和进度会恢复到进入前状态。")]
+        [SerializeField] private UnityEngine.UI.Button backButton;
+
+        [Tooltip("打开当前一次 TextBlock 的临时对话记录。")]
+        [SerializeField] private UnityEngine.UI.Button showHistoryButton;
+
+        [Tooltip("覆盖在对话上方的记录面板；它不是独立 UIPage。")]
+        [SerializeField] private DialogueHistoryPage dialogueHistoryPage;
+
         [Header("选项区")]
         public GameObject choiceFrame;
         public ChoiceButton[] choiceButtons = new ChoiceButton[4];
@@ -58,6 +68,27 @@ namespace Ichni.Story.UI
             }
         }
 
+        private void Start()
+        {
+            if (backButton != null)
+                backButton.onClick.AddListener(OnBackButtonClicked);
+
+            if (showHistoryButton != null)
+                showHistoryButton.onClick.AddListener(OnShowHistoryButtonClicked);
+        }
+
+        private void OnDestroy()
+        {
+            if (backButton != null)
+                backButton.onClick.RemoveListener(OnBackButtonClicked);
+
+            if (showHistoryButton != null)
+                showHistoryButton.onClick.RemoveListener(OnShowHistoryButtonClicked);
+
+            if (instance == this)
+                instance = null;
+        }
+
         public void PlayFadeIn(UnityAction onComplete = null)
         {
             FadeIn(0.2f, false, onComplete);
@@ -67,5 +98,26 @@ namespace Ichni.Story.UI
         {
             FadeOut(0.2f, false, onComplete);
         }
+
+        private void OnBackButtonClicked()
+        {
+            // History 覆盖层本身会拦截输入；此处额外保护，避免错误配置导致 Back 穿透到底层对话。
+            if (dialogueHistoryPage != null && dialogueHistoryPage.IsOpen)
+                return;
+
+            StoryDialogueController.instance?.CancelActiveDialogue();
+        }
+
+        private void OnShowHistoryButtonClicked()
+        {
+            if (dialogueHistoryPage == null || dialogueHistoryPage.IsOpen)
+                return;
+
+            // 打开记录不会推进 Yarn；仅取消快进并补全正在显示的一句，避免记录与画面不同步。
+            StoryDialogueController.instance?.dialogueRunner
+                ?.GetComponent<VNDialoguePresenter>()
+                ?.PrepareForHistory();
+            dialogueHistoryPage.Open(DialogueHistory.Entries);
+        }
     }
 }