backing up

ConsoleApp/Maps/Heading.cs

@@ -0,0 +1,38 @@
+namespace ConsoleApp.Maps
+{
+    public class Heading
+    {
+        private (int, int) _currentHeading;
+        public (int, int) CurrentHeading { get; }
+        
+        public void SetHeading((int,int)frontAxel, (int,int)backAxel)
+        {
+            var x = frontAxel.Item1 - backAxel.Item1;
+            var y = frontAxel.Item2 - backAxel.Item2;
+            //forward
+            if (x == 0 && y >= 1) _currentHeading = (0, 1);
+            //backward
+            if (x == 0 && y <= -1) _currentHeading = (0, -1);
+            //right
+            if (x >= 1 && y == 0) _currentHeading = (1, 0);
+            //left
+            if (x <= -1 && y == 0) _currentHeading = (-1, 0);
+            //left, back
+            if (x <= -1 && y <= -1) _currentHeading = (-1, -1);
+            //right, forward
+            if (x >= 1 && y >= 1) _currentHeading = (1, 1);
+            //left, forward
+            if (x <= -1 && y >= 1) _currentHeading = (-1, 1);
+            //right, back
+            if (x >= 1 && y <= -1) _currentHeading = (1, -1);
+
+        }
+        public Heading()
+        {
+            _currentHeading = (1,0);
+            CurrentHeading = _currentHeading;
+        }
+
+
+    }
+}