整理序列化

AIStudio.Wpf.DiagramDesigner/Models/Serializables/ConnectorVertexItem.cs

@@ -1,10 +1,25 @@
 using System;
 using System.Collections.Generic;
 using System.Text;
+using System.Xml.Serialization;
 
 namespace AIStudio.Wpf.DiagramDesigner
 {
-    class ConnectorVertexItem
+    /// <summary>
+    /// 连接线。中间点
+    /// </summary>
+    [Serializable]
+    [XmlInclude(typeof(ConnectorVertexItem))]
+    public class ConnectorVertexItem : ConnectorPointItem
     {
+        public ConnectorVertexItem()
+        {
+
+        }
+
+        public ConnectorVertexItem(ConnectorVertexModel viewmodel) : base(viewmodel)
+        {
+
+        }
     }
 }