添加项目文件。

Util.DiagramDesigner/Enums/DrawMode.cs

@@ -0,0 +1,21 @@
+using System;
+using System.Collections.Generic;
+using System.Text;
+
+namespace Util.DiagramDesigner
+{
+    public enum DrawMode
+    {
+        Normal = 0,
+        Line = 1,
+        Rectangle = 2,
+        Ellipse = 3,
+        Polyline = 4,
+        Polygon = 5,
+        DirectLine = 6,
+        ConnectingLine = 10,
+        CornerConnectingLine = 11,
+        RadiusConnectingLine = 12,
+        Text = 20,
+    }
+}