checkpoint

Gameboard.ShogiUI.BoardState/Position.cs

@@ -0,0 +1,35 @@
+using System;
+
+namespace Gameboard.ShogiUI.BoardState
+{
+  public class Position
+  {
+    private int x;
+    private int y;
+
+    public int X
+    {
+      get => x;
+      set {
+        if (value > 8 || value < 0) throw new ArgumentOutOfRangeException();
+        x = value;
+      }
+    }
+
+    public int Y
+    {
+      get => y;
+      set
+      {
+        if (value > 8 || value < 0) throw new ArgumentOutOfRangeException();
+        y = value;
+      }
+    }
+
+    public Position(int x, int y)
+    {
+      X = x;
+      Y = y;
+    }
+  }
+}