可以自定义连接点

AIStudio.Wpf.DiagramDesigner/Controls/Connector.cs

@@ -9,10 +9,8 @@ using System.Windows.Media;
 
 namespace AIStudio.Wpf.DiagramDesigner
 {
-    public class Connector : Control
+    public class Connector : ContentControl
     {
-
-
         protected override void OnMouseLeftButtonDown(MouseButtonEventArgs e)
         {
             base.OnMouseLeftButtonDown(e);
@@ -34,6 +32,17 @@ namespace AIStudio.Wpf.DiagramDesigner
             return element as DesignerCanvas;
         }
 
+        public FullyCreatedConnectorInfo Info
+        {
+            get
+            {
+                if (Content is FullyCreatedConnectorInfo connectorInfo)
+                    return connectorInfo;
+
+                return this.DataContext as FullyCreatedConnectorInfo;
+            }
+        }
+
     }