修改所有的保存图片

DH.UI.Model.Winform/Element/ElementBase.cs

@@ -580,7 +580,7 @@ namespace DH.UI.Model.Winform
         /// </summary>
         [Browsable(false)]
         public Rectangle BaseRectangle { get; set; }
-        EnumHelper.ElementState IShapeElement.State { get => throw new NotImplementedException(); set => throw new NotImplementedException(); }
+     
 
         public abstract bool IsMouseHover(PointF p);