Add circle shape calculation for shear

StructureHelperCommon/Models/Shapes/Logics/RectangleShapeCloneStrategy.cs

@@ -0,0 +1,21 @@
+using StructureHelperCommon.Infrastructures.Interfaces;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace StructureHelperCommon.Models.Shapes
+{
+    public class RectangleShapeCloneStrategy : ICloneStrategy<IRectangleShape>
+    {
+        IUpdateStrategy<IRectangleShape> updateStrategy;
+        public IRectangleShape GetClone(IRectangleShape sourceObject)
+        {
+            RectangleShape clone = new RectangleShape(Guid.NewGuid());
+            updateStrategy ??= new RectangleShapeUpdateStrategy();
+            updateStrategy.Update(clone, sourceObject);
+            return clone;
+        }
+    }
+}