141 lines
5.9 KiB
C#
141 lines
5.9 KiB
C#
#if UNITY_EDITOR
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using UnityEditor;
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using UnityEngine;
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using BaseGames.World.Map;
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namespace BaseGames.Editor.Map
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{
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/// <summary>
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/// MapRoomDataSO 自定义编辑器（架构 15_MapShopModule §5）。
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/// 在 Scene View 中直接拖拽调整房间格子位置/大小；提供一键居中 SceneView 快捷按钮。
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/// 拖动自动吸附到整格精度；左下/右上角可独立拖动（含反转保护）；支持 Undo。
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/// </summary>
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[CustomEditor(typeof(MapRoomDataSO))]
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public class MapRoomDataEditor : UnityEditor.Editor
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{
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private const float CELL_SIZE = 1f; // 每格在 Scene 中的世界单位尺寸
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private static readonly Color FillColor = new Color(0.2f, 0.6f, 1f, 0.15f);
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private static readonly Color OutlineColor = new Color(0.2f, 0.6f, 1f, 0.9f);
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private static readonly Color HandleColor = new Color(1f, 0.85f, 0.2f, 1f);
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private static readonly GUIStyle LabelStyle = new GUIStyle
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{
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alignment = TextAnchor.MiddleCenter,
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fontStyle = FontStyle.Bold,
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normal = { textColor = Color.white },
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};
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private MapRoomDataSO _target;
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private void OnEnable() => _target = (MapRoomDataSO)target;
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// ── Inspector ─────────────────────────────────────────────────────────
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public override void OnInspectorGUI()
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{
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DrawDefaultInspector();
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EditorGUILayout.Space(8);
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EditorGUILayout.HelpBox(
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"在 Scene View 中可直接拖拽房间角点调整 GridPosition / GridSize。\n" +
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"拖动自动吸附到 1 格精度，支持 Undo。",
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MessageType.Info);
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if (GUILayout.Button("居中 Scene View 到此房间", GUILayout.Height(28)))
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CenterSceneViewOnRoom(_target);
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}
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// ── Scene GUI ─────────────────────────────────────────────────────────
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private void OnSceneGUI()
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{
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if (_target == null) return;
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Vector3 origin = new Vector3(
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_target.GridPosition.x * CELL_SIZE,
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_target.GridPosition.y * CELL_SIZE, 0f);
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Vector3 size = new Vector3(
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_target.GridSize.x * CELL_SIZE,
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_target.GridSize.y * CELL_SIZE, 0f);
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// 绘制半透明矩形（Vector3[] 重载正确）
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Handles.DrawSolidRectangleWithOutline(GetRectCorners(origin, size), FillColor, OutlineColor);
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// 房间 ID 标签（居中、加粗、白色）
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Handles.Label(origin + size * 0.5f,
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string.IsNullOrEmpty(_target.RoomId) ? "(No RoomId)" : _target.RoomId,
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LabelStyle);
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// ── 双角控制点（左下 = BL，右上 = TR）────────────────────────────
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EditorGUI.BeginChangeCheck();
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Vector3 newBL = DragHandle(origin, "BL");
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Vector3 newTR = DragHandle(origin + size, "TR");
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if (EditorGUI.EndChangeCheck())
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{
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Undo.RecordObject(_target, "Resize MapRoom");
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// 防反转：确保 BL ≤ TR
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float minX = Mathf.Min(newBL.x, newTR.x);
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float minY = Mathf.Min(newBL.y, newTR.y);
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float maxX = Mathf.Max(newBL.x, newTR.x);
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float maxY = Mathf.Max(newBL.y, newTR.y);
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_target.GridPosition = ToGrid(new Vector2(minX, minY));
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var newSize = ToGrid(new Vector2(maxX, maxY)) - _target.GridPosition;
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_target.GridSize = new Vector2Int(Mathf.Max(1, newSize.x), Mathf.Max(1, newSize.y));
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EditorUtility.SetDirty(_target);
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}
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}
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// ── 帮助方法 ──────────────────────────────────────────────────────────
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private static Vector3 DragHandle(Vector3 pos, string label)
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{
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float sz = HandleUtility.GetHandleSize(pos) * 0.12f;
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Color prev = Handles.color;
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Handles.color = HandleColor;
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var result = Handles.FreeMoveHandle(pos, sz, Vector3.zero, Handles.DotHandleCap);
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Handles.color = prev;
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return SnapToGrid(result);
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}
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/// <summary>将世界坐标吸附到最近格点。</summary>
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private static Vector3 SnapToGrid(Vector3 world)
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=> new(Mathf.Round(world.x / CELL_SIZE) * CELL_SIZE,
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Mathf.Round(world.y / CELL_SIZE) * CELL_SIZE,
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0f);
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private static Vector2Int ToGrid(Vector2 world)
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=> new(Mathf.RoundToInt(world.x / CELL_SIZE),
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Mathf.RoundToInt(world.y / CELL_SIZE));
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private static void CenterSceneViewOnRoom(MapRoomDataSO room)
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{
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if (room == null) return;
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var sv = SceneView.lastActiveSceneView;
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if (sv == null) return;
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Vector3 center = new Vector3(
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(room.GridPosition.x + room.GridSize.x * 0.5f) * CELL_SIZE,
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(room.GridPosition.y + room.GridSize.y * 0.5f) * CELL_SIZE, 0f);
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sv.Frame(new Bounds(center, new Vector3(
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room.GridSize.x * CELL_SIZE * 2f,
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room.GridSize.y * CELL_SIZE * 2f, 1f)), false);
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}
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private static Vector3[] GetRectCorners(Vector3 origin, Vector3 size)
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=> new[]
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{
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origin,
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origin + new Vector3(size.x, 0f, 0f),
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origin + size,
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origin + new Vector3(0f, size.y, 0f),
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};
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}
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}
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#endif
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