Mind 出发

AIStudio.Wpf.DiagramDesigner/ViewModels/BaseViewModel/ConnectionViewModel.cs

@@ -13,6 +13,9 @@ using SvgPathProperties;
 
 namespace AIStudio.Wpf.DiagramDesigner
 {
+    /// <summary>
+    /// DefaultLink
+    /// </summary>
     public class ConnectionViewModel : SelectableDesignerItemViewModelBase
     {
         public ConnectionViewModel(FullyCreatedConnectorInfo sourceConnectorInfo, ConnectorInfoBase sinkConnectorInfo, DrawMode drawMode = DrawMode.ConnectingLineSmooth, RouterMode routerMode = AIStudio.Wpf.DiagramDesigner.RouterMode.RouterNormal) : this(null, sourceConnectorInfo, sinkConnectorInfo, drawMode, routerMode)

AIStudio.Wpf.DiagramDesigner/ViewModels/BaseViewModel/Connector/FullyCreatedConnectorInfo.cs

@@ -199,6 +199,9 @@ namespace AIStudio.Wpf.DiagramDesigner
         {
             menuOptions.Clear();
             var orientation = new CinchMenuItem("方向");
+            var none = new CinchMenuItem("无");
+            none.Command = MenuItemCommand;
+            none.CommandParameter = ConnectorOrientation.None;
             var top = new CinchMenuItem("上");
             top.Command = MenuItemCommand;
             top.CommandParameter = ConnectorOrientation.Top;
@@ -211,6 +214,7 @@ namespace AIStudio.Wpf.DiagramDesigner
             var right = new CinchMenuItem("右");
             right.Command = MenuItemCommand;
             right.CommandParameter = ConnectorOrientation.Right;
+            orientation.Children.Add(none);
             orientation.Children.Add(top);
             orientation.Children.Add(bottom);
             orientation.Children.Add(left);

AIStudio.Wpf.DiagramDesigner/ViewModels/BaseViewModel/DiagramOption.cs

@@ -8,12 +8,22 @@ namespace AIStudio.Wpf.DiagramDesigner
 {
     public class DiagramOption
     {
+        public LayoutOption LayoutOption
+        {
+            get; set;
+        } = new LayoutOption();
+
         public ShortcutOption ShortcutOption
         {
             get; set;
         } = new ShortcutOption();
     }
 
+    public class LayoutOption
+    {
+    
+    }
+
     public class ShortcutOption
     {
         [Description("Select All shortcut (CTRL+A by default)")]

AIStudio.Wpf.DiagramDesigner/ViewModels/BaseViewModel/DiagramViewModel.cs

@@ -503,6 +503,11 @@ namespace AIStudio.Wpf.DiagramDesigner
             get; set;
         } = new DiagramOption();
 
+        public bool AllowDrop
+        {
+            get; set;
+        } = true;
+
         private double OffsetX = 10;
         private double OffsetY = 10;
         #endregion
@@ -742,6 +747,7 @@ namespace AIStudio.Wpf.DiagramDesigner
             PageSizeType = diagramItem.PageSizeType;
             PhysicalGridMarginSize = diagramItem.PhysicalGridMarginSize;
             GridColor = diagramItem.GridColor;
+            AllowDrop = diagramItem.AllowDrop;
         }
 
         public bool ExecuteEnable(object para)

AIStudio.Wpf.DiagramDesigner/ViewModels/BaseViewModel/GroupDesignerItemViewModel.cs

@@ -1,5 +1,6 @@
 using System;
 using System.Collections.Generic;
+using System.ComponentModel;
 using System.Linq;
 using System.Text;
 using System.Threading.Tasks;
@@ -10,6 +11,9 @@ using AIStudio.Wpf.DiagramDesigner.Models;
 
 namespace AIStudio.Wpf.DiagramDesigner
 {
+    /// <summary>
+    /// DefaultGroup
+    /// </summary>
     public class GroupDesignerItemViewModel : DesignerItemViewModelBase
     {
         public GroupDesignerItemViewModel() : this(null)

AIStudio.Wpf.DiagramDesigner/ViewModels/IDiagramViewModel.cs

@@ -257,6 +257,10 @@ namespace AIStudio.Wpf.DiagramDesigner
         {
             get; set;
         }
+        bool AllowDrop
+        {
+            get; set;
+        } 
         System.Windows.Point CurrentPoint
         {
             get; set;

AIStudio.Wpf.DiagramDesigner/ViewModels/SimpleViewModel/DefaultDesignerItemViewModel.cs

@@ -1,10 +1,14 @@
 using System;
+using System.ComponentModel;
 using AIStudio.Wpf.DiagramDesigner;
 using AIStudio.Wpf.DiagramDesigner.Models;
 using AIStudio.Wpf.DiagramDesigner.Services;
 
 namespace AIStudio.Wpf.DiagramDesigner
 {
+    /// <summary>
+    /// DefaultNode
+    /// </summary>
     public class DefaultDesignerItemViewModel : DesignerItemViewModelBase
     {
         public DefaultDesignerItemViewModel() : this(null)

AIStudio.Wpf.DiagramDesigner/ViewModels/SimpleViewModel/GifImageItemViewModel.cs

@@ -114,7 +114,7 @@ namespace AIStudio.Wpf.DiagramDesigner
 
         private void ExecuteAddItemCommand(object parameter)
         {
-            FullyCreatedConnectorInfo connector = new FullyCreatedConnectorInfo(this, ConnectorOrientation.Top, true);
+            FullyCreatedConnectorInfo connector = new FullyCreatedConnectorInfo(this, ConnectorOrientation.None, true);
             MouseButtonEventArgs mosueArg = ((EventToCommandArgs)parameter).EventArgs as MouseButtonEventArgs;
             var position = mosueArg.GetPosition(((EventToCommandArgs)parameter).Sender as IInputElement);
             connector.XRatio = (position.X - connector.ConnectorWidth / 2) / connector.DataItem.ItemWidth;

AIStudio.Wpf.DiagramDesigner/ViewModels/SimpleViewModel/TextDesignerItemViewModel.cs

@@ -5,6 +5,9 @@ using System.Windows.Media;
 
 namespace AIStudio.Wpf.DiagramDesigner
 {
+    /// <summary>
+    /// DefaultTextNode
+    /// </summary>
     public class TextDesignerItemViewModel : DesignerItemViewModelBase
     {
         public TextDesignerItemViewModel() : this(null)