PolygonRoiCanvas: ROI右键删除顶点阻止菜单弹出、IsEditable属性控制编辑状态

XP.ImageProcessing.RoiControl/Models/ROIShape.cs

@@ -21,6 +21,7 @@ namespace XP.ImageProcessing.RoiControl.Models
     public abstract class ROIShape : INotifyPropertyChanged
     {
         private bool _isSelected;
+        private bool _isEditable = true;
         private string _id = Guid.NewGuid().ToString();
         private string _color = "Red";
 
@@ -36,6 +37,13 @@ namespace XP.ImageProcessing.RoiControl.Models
             set { _isSelected = value; OnPropertyChanged(); }
         }
 
+        /// <summary>是否可编辑（拖拽顶点、删除顶点）</summary>
+        public bool IsEditable
+        {
+            get => _isEditable;
+            set { _isEditable = value; OnPropertyChanged(); }
+        }
+
         public string Color
         {
             get => _color;