Force combination was added

StructureHelperCommon/Models/Shapes/ICenterShape.cs

@@ -2,7 +2,7 @@
 {
     public interface ICenterShape
     {
-        ICenter Center {get;}
+        IPoint2D Center {get;}
         IShape Shape { get;}
     }
 }

StructureHelperCommon/Models/Shapes/ILineShape.cs

@@ -8,8 +8,8 @@ namespace StructureHelperCommon.Models.Shapes
 {
     public interface ILineShape : IShape
     {
-        ICenter StartPoint { get; set; }
-        ICenter EndPoint { get; set; }
+        IPoint2D StartPoint { get; set; }
+        IPoint2D EndPoint { get; set; }
         double Thickness { get; set; }
     }
 }

StructureHelperCommon/Models/Shapes/IPoint2D.cs

@@ -4,7 +4,7 @@
     /// Interface for point of center of some shape
     /// Интерфейс для точки центра некоторой формы
     /// </summary>
-    public interface ICenter
+    public interface IPoint2D
     {
         /// <summary>
         /// Coordinate of center of rectangle by local axis X, m

StructureHelperCommon/Models/Shapes/LineShape.cs

@@ -10,16 +10,16 @@ namespace StructureHelperCommon.Models.Shapes
     public class LineShape : ILineShape
     {
         /// <inheritdoc />
-        public ICenter StartPoint { get; set; }
+        public IPoint2D StartPoint { get; set; }
         /// <inheritdoc />
-        public ICenter EndPoint { get; set; }
+        public IPoint2D EndPoint { get; set; }
         /// <inheritdoc />
         public double Thickness { get; set; }
 
         public LineShape()
         {
-            StartPoint = new Center();
-            EndPoint = new Center();
+            StartPoint = new Point2D();
+            EndPoint = new Point2D();
             Thickness = 0;
         }
     }

StructureHelperCommon/Models/Shapes/Point2D.cs

@@ -1,7 +1,7 @@
 namespace StructureHelperCommon.Models.Shapes
 {
     /// <inheritdoc />
-    public class Center : ICenter
+    public class Point2D : IPoint2D
     {
         /// <inheritdoc />
         public double X { get; set; }