diff --git a/DungeonShooting_Godot/src/game/ui/tileSetEditorTerrain/down/MaskCell.cs b/DungeonShooting_Godot/src/game/ui/tileSetEditorTerrain/down/MaskCell.cs
index 39a52f2..4df02b3 100644
--- a/DungeonShooting_Godot/src/game/ui/tileSetEditorTerrain/down/MaskCell.cs
+++ b/DungeonShooting_Godot/src/game/ui/tileSetEditorTerrain/down/MaskCell.cs
@@ -4,23 +4,77 @@
 
 public class MaskCell : UiCell<TileSetEditorTerrain.BottomCell, Rect2I>
 {
+    private TextureRect _textureRect;
+    private Texture2D _texture;
+    private TileSetEditorTerrainPanel _panel;
+    private bool _dragMoveFlag = false;
+
     public override void OnInit()
     {
-        CellNode.Instance.Init(this);
+        _panel = CellNode.UiPanel;
+        _textureRect = _panel.S_BottomBg.L_TileTexture.Instance;
+        _texture = _textureRect.Texture;
+        CellNode.Instance.Draw += Draw;
+        CellNode.Instance.AddDragListener(OnDrag);
     }
 
-    public override void OnSetData(Rect2I data)
+    public override void Process(float delta)
     {
-        CellNode.Instance.SetRect(data);
+        CellNode.Instance.QueueRedraw();
     }
     
-    public override void OnSelect()
+    //拖拽操作
+    private void OnDrag(DragState state, Vector2 delta)
     {
-        CellNode.Instance.DragOutline = true;
+        var sprite = _panel.S_DragSprite.Instance;
+        if (state == DragState.DragStart) //拖拽开始
+        {
+            //这里要判断一下是否在BottomBg区域内
+            if (CellNode.UiPanel.S_BottomBg.Instance.IsMouseInRect())
+            {
+                _panel.DraggingCell = this;
+                Grid.SelectIndex = Index;
+                _dragMoveFlag = false;
+            }
+        }
+        else if (state == DragState.DragEnd) //拖拽结束
+        {
+            if (_panel.DraggingCell == this)
+            {
+                _panel.DraggingCell = null;
+                sprite.Visible = false;
+                _dragMoveFlag = false;
+
+                if (_panel.S_TopBg.Instance.IsMouseInRect()) //找到放置的Cell
+                {
+                    _panel.OnDropCell(this);
+                }
+            }
+        }
+        else if (_panel.DraggingCell == this) //拖拽移动
+        {
+            if (!_dragMoveFlag)
+            {
+                _dragMoveFlag = true;
+                sprite.Texture = _texture;
+                sprite.RegionRect = Data;
+                sprite.Scale = _panel.S_TopBg.L_TerrainRoot.Instance.Scale;
+                sprite.Visible = true;
+                sprite.GlobalPosition = sprite.GetGlobalMousePosition();
+            }
+            sprite.GlobalPosition = sprite.GetGlobalMousePosition();
+        }
     }
 
-    public override void OnUnSelect()
+    private void Draw()
     {
-        CellNode.Instance.DragOutline = false;
+        if (Grid.SelectIndex == Index)
+        {
+            //选中时绘制轮廓
+            CellNode.Instance.DrawRect(
+                new Rect2(Vector2.Zero, CellNode.Instance.Size),
+                new Color(0, 1, 1), false, 2f / _textureRect.Scale.X
+            );
+        }
     }
 }
\ No newline at end of file