Add value diagram windows and view models

StructureHelperCommon/Models/Shapes/Logics/IShapeConvertStrategy.cs

@@ -0,0 +1,11 @@
+using StructureHelperCommon.Infrastructures.Interfaces;
+
+namespace StructureHelperCommon.Models.Shapes
+{
+    public interface IShapeConvertStrategy<T, V> : IObjectConvertStrategy<T, V>
+    {
+        double Dx { get; set; }
+        double Dy { get; set; }
+        double Scale { get; set; }
+    }
+}