Storyline+Dialog初步

Assets/Scripts/NewStorySystem/Data/StoryData.cs

@@ -0,0 +1,238 @@
+using System.Collections.Generic;
+using Sirenix.OdinInspector;
+using UnityEngine;
+using Yarn.Unity;
+#if UNITY_EDITOR
+using UnityEditor;
+using Sirenix.Utilities.Editor;
+#endif
+
+namespace Ichni.Story
+{
+    /// <summary>
+    /// 单个章节的故事树数据，以 ScriptableObject 形式存储所有 block 定义与关联资产引用。
+    /// 布局完全由每个 block 的 (gridColumn, gridRow) 静态决定，运行时全量展示。
+    /// </summary>
+    [CreateAssetMenu(fileName = "StoryData", menuName = "Ichni/Story/New/StoryData")]
+    public class StoryData : SerializedScriptableObject
+    {
+        [LabelText("Chapter Index")]
+        public string chapterIndex;
+
+        [LabelText("Yarn Project")]
+        [InfoBox("该章节对应的 YarnProject 编译资产，阶段 2 接线。")]
+        public YarnProject yarnProject;
+
+        [LabelText("Blocks")]
+        [ListDrawerSettings(ShowFoldout = true, DefaultExpandedState = false, DraggableItems = true, ShowItemCount = true)]
+        public List<StoryBlockDefinition> blocks = new List<StoryBlockDefinition>();
+
+        // ── Queries ─────────────────────────────────────────────────────────────
+
+        /// <summary>
+        /// 根据 blockId 获取 block 定义，未找到时返回 null。
+        /// </summary>
+        public StoryBlockDefinition GetBlock(string blockId)
+        {
+            foreach (StoryBlockDefinition block in blocks)
+            {
+                if (block.blockId == blockId)
+                    return block;
+            }
+
+            return null;
+        }
+
+        /// <summary>
+        /// 获取指定 blockId 的所有直接后继 block 定义。
+        /// </summary>
+        public IEnumerable<StoryBlockDefinition> GetNextBlocks(string blockId)
+        {
+            StoryBlockDefinition source = GetBlock(blockId);
+            if (source == null) yield break;
+
+            foreach (string nextId in source.nextBlockIds)
+            {
+                StoryBlockDefinition next = GetBlock(nextId);
+                if (next != null)
+                    yield return next;
+            }
+        }
+
+        // ── Editor Preview ────────────────────────────────────────────────────────
+#if UNITY_EDITOR
+        private enum StoryPreviewMode { Detailed, Simple }
+
+        // 编辑器 UI 临时状态（不参与序列化）
+        [System.NonSerialized] private StoryPreviewMode _previewMode = StoryPreviewMode.Detailed;
+        [System.NonSerialized] private Vector2 _previewPan;
+        [System.NonSerialized] private bool _isPanningPreview;
+
+        private const float PreviewViewportHeight = 380f;
+        private const float PreviewPaddingLeft    = 24f;
+        private const float PreviewTangent        = 44f;
+
+        // 详细版：较大方块，标注 id / 类型 / 标题
+        private const float DetailCellWidth  = 150f;
+        private const float DetailCellHeight = 72f;
+        private const float DetailStepX      = 210f;
+        private const float DetailStepY      = 120f;
+
+        // 简略版：很小的方块，仅标注 Block ID
+        private const float SimpleCellWidth  = 62f;
+        private const float SimpleCellHeight = 26f;
+        private const float SimpleStepX      = 92f;
+        private const float SimpleStepY      = 42f;
+
+        /// <summary>
+        /// 在 Inspector 顶部绘制只读的故事树结构预览（流程图样式，连线左右相连）。
+        /// 提供"详细 / 简略"两种可拖拽平移的视图；按 (gridColumn, gridRow) 摆放 block，
+        /// 支持负数与小数坐标，(0,0) 对应左侧中部。
+        /// </summary>
+        [PropertyOrder(-10)]
+        [OnInspectorGUI]
+        private void DrawStoryPreview()
+        {
+            SirenixEditorGUI.Title("Story Tree Preview", null, TextAlignment.Left, true);
+
+            if (blocks == null || blocks.Count == 0)
+            {
+                EditorGUILayout.HelpBox("尚未定义任何 block。", MessageType.Info);
+                return;
+            }
+
+            // 顶部工具条：模式切换 + 复位视图
+            EditorGUILayout.BeginHorizontal();
+            _previewMode = (StoryPreviewMode)GUILayout.Toolbar(
+                (int)_previewMode, new[] { "Detailed", "Simple" }, GUILayout.Height(20f));
+            if (GUILayout.Button("Reset View", GUILayout.Width(90f), GUILayout.Height(20f)))
+                _previewPan = Vector2.zero;
+            EditorGUILayout.EndHorizontal();
+
+            bool simple = _previewMode == StoryPreviewMode.Simple;
+            float cellW = simple ? SimpleCellWidth  : DetailCellWidth;
+            float cellH = simple ? SimpleCellHeight : DetailCellHeight;
+            float stepX = simple ? SimpleStepX      : DetailStepX;
+            float stepY = simple ? SimpleStepY      : DetailStepY;
+
+            Rect area = GUILayoutUtility.GetRect(0f, PreviewViewportHeight, GUILayout.ExpandWidth(true));
+            EditorGUI.DrawRect(area, new Color(0.12f, 0.12f, 0.14f, 1f));
+
+            HandlePreviewPanning(area);
+
+            // 裁剪到预览区，超出部分（平移后）不外溢到其它 Inspector 元素
+            GUI.BeginClip(area);
+            {
+                // (0,0) 网格点 = 视口左侧中线（叠加平移量）
+                float originX = PreviewPaddingLeft + _previewPan.x;
+                float originY = area.height * 0.5f + _previewPan.y;
+
+                // 计算各 block 矩形（左中对齐网格点，与运行时 pivot(0,0.5) 一致），按 blockId 索引
+                Dictionary<string, Rect> cellRects = new Dictionary<string, Rect>();
+                foreach (StoryBlockDefinition block in blocks)
+                {
+                    if (block == null || string.IsNullOrEmpty(block.blockId)) continue;
+
+                    float px = originX + block.gridColumn * stepX;                 // 列向右为正（可负、可小数）
+                    float py = originY + block.gridRow * stepY;                     // 行向下为正、向上为负
+                    cellRects[block.blockId] = new Rect(px, py - cellH * 0.5f, cellW, cellH);
+                }
+
+                // 先画连线：左右相连的流程图（起点右中 → 终点左中，水平切线）
+                Handles.BeginGUI();
+                foreach (StoryBlockDefinition block in blocks)
+                {
+                    if (block == null || !cellRects.TryGetValue(block.blockId, out Rect fromRect)) continue;
+
+                    foreach (string nextId in block.nextBlockIds)
+                    {
+                        if (string.IsNullOrEmpty(nextId) || !cellRects.TryGetValue(nextId, out Rect toRect)) continue;
+
+                        Vector3 start    = new Vector3(fromRect.xMax, fromRect.center.y, 0f);
+                        Vector3 end      = new Vector3(toRect.xMin, toRect.center.y, 0f);
+                        Vector3 startTan = start + Vector3.right * PreviewTangent;
+                        Vector3 endTan   = end   + Vector3.left  * PreviewTangent;
+
+                        Handles.DrawBezier(start, end, startTan, endTan,
+                            new Color(0.82f, 0.82f, 0.88f, 1f), null, simple ? 2f : 3f);
+                    }
+                }
+                Handles.EndGUI();
+
+                // 再画 block 方块
+                GUIStyle labelStyle = new GUIStyle(EditorStyles.boldLabel)
+                {
+                    alignment = TextAnchor.MiddleCenter,
+                    wordWrap  = true,
+                    richText  = false,
+                    fontSize  = simple ? 9 : 11,
+                    normal    = { textColor = Color.white }
+                };
+
+                foreach (StoryBlockDefinition block in blocks)
+                {
+                    if (block == null || !cellRects.TryGetValue(block.blockId, out Rect rect)) continue;
+
+                    EditorGUI.DrawRect(rect, GetTypeColor(block.blockType));
+                    string label = simple
+                        ? block.blockId
+                        : $"{block.blockId}\n[{block.blockType}]\n{block.GetDisplayTitle()}";
+                    GUI.Label(rect, label, labelStyle);
+                }
+            }
+            GUI.EndClip();
+
+            EditorGUILayout.HelpBox(
+                "在预览区内拖拽可平移视图。列 = 水平（右为正），行 = 垂直（下为正、上为负），(0,0) 位于左侧中部，支持负数与小数。",
+                MessageType.None);
+        }
+
+        /// <summary>
+        /// 处理预览区内的鼠标拖拽平移。
+        /// </summary>
+        private void HandlePreviewPanning(Rect area)
+        {
+            Event e = Event.current;
+            switch (e.type)
+            {
+                case EventType.MouseDown:
+                    if (area.Contains(e.mousePosition))
+                    {
+                        _isPanningPreview = true;
+                        e.Use();
+                    }
+                    break;
+                case EventType.MouseDrag:
+                    if (_isPanningPreview)
+                    {
+                        _previewPan += e.delta;
+                        GUI.changed = true;
+                        e.Use();
+                    }
+                    break;
+                case EventType.MouseUp:
+                    if (_isPanningPreview)
+                    {
+                        _isPanningPreview = false;
+                        e.Use();
+                    }
+                    break;
+            }
+        }
+
+        /// <summary>
+        /// 预览中不同 block 类型的填充色。
+        /// </summary>
+        private static Color GetTypeColor(StoryBlockType type)
+        {
+            return type switch
+            {
+                StoryBlockType.Text     => new Color(0.20f, 0.42f, 0.72f, 1f), // 蓝
+                StoryBlockType.Song     => new Color(0.62f, 0.30f, 0.66f, 1f), // 紫
+                StoryBlockType.Tutorial => new Color(0.28f, 0.56f, 0.36f, 1f), // 绿
+                _                       => new Color(0.4f, 0.4f, 0.4f, 1f)
+            };
+        }
+#endif
+    }
+}