Add polygon to DTO convert strategy

StructureHelperCommon/Models/Shapes/Logics/LinePolygonShapeUpdateStrategy.cs

@@ -0,0 +1,46 @@
+using StructureHelperCommon.Infrastructures.Interfaces;
+using StructureHelperCommon.Models.Shapes.Logics;
+using StructureHelperCommon.Services;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Windows.Shapes;
+
+namespace StructureHelperCommon.Models.Shapes
+{
+    public class LinePolygonShapeUpdateStrategy : IParentUpdateStrategy<ILinePolygonShape>
+    {
+        public bool UpdateChildren { get; set; } = true;
+
+        public void Update(ILinePolygonShape targetObject, ILinePolygonShape sourceObject)
+        {
+            CheckObject.IsNull(targetObject, sourceObject);
+            if (ReferenceEquals(targetObject, sourceObject)) { return; }
+
+            // Update simple properties
+            targetObject.IsClosed = sourceObject.IsClosed;
+            if (UpdateChildren == true)
+            {
+                // Replace vertices
+                targetObject.Clear();
+                foreach (var vertex in sourceObject.Vertices)
+                {
+                    // Copy the underlying point into a new vertex
+                    Vertex newVertex = GetVertexClone(vertex);
+                    targetObject.AddVertex(newVertex);
+                }
+            }
+        }
+
+        private static Vertex GetVertexClone(IVertex vertex)
+        {
+            var updateStrategy = new VertexUpdateStrategy();
+            Vertex newVertex = new(Guid.NewGuid());
+            updateStrategy.Update(newVertex, vertex);
+            return newVertex;
+        }
+    }
+
+}