改，加，TrackGlobalColorChange

Signed-off-by: TRAfoer <lhf190@outlook.com>

Assets/Scripts/Manager/OperationManager.cs

@@ -11,7 +11,7 @@ namespace Ichni.Editor
     public class OperationManager
     {
         public List<GameElement> currentSelectedElements { get; private set; }
-
+        public TempOutlineModule TempOutlineModule = new TempOutlineModule();
         public CopyPasteDeleteModule CopyPasteDeleteModule;
 
         public FindingModule FindingModule;
@@ -59,7 +59,30 @@ namespace Ichni.Editor
             currentSelectedElements.Clear();
         }
     }
+    public class TempOutlineModule
+    {
+        public List<GameElement> outlinedElements;
+        public Material outlineMaterial => EditorManager.instance.basePrefabs.outlineShaderMaterial;
+        public TempOutlineModule()
+        {
+            outlinedElements = new List<GameElement>();
+        }
 
+        public void AddOutline(GameElement gameElement)
+        {
+            outlinedElements.Add(gameElement);
+        }
+
+        public void RemoveOutline(GameElement gameElement)
+        {
+            outlinedElements.Remove(gameElement);
+        }
+
+        public void ClearOutline()
+        {
+            outlinedElements.Clear();
+        }
+    }
     public class FindingModule
     {
         public GameElement FindGameElementByName(string elementName)