initial commit

src/Pieces/Rotation.h

@@ -0,0 +1,28 @@
+#pragma once
+
+
+/**
+ * Every type of rotation that can be applied to an object in a 2D grid
+ */
+enum Rotation {
+    NONE,
+    CLOCKWISE,
+    DOUBLE,
+    COUNTERCLOCKWISE
+};
+
+
+/**
+ * Addition operator, returns a rotation corresponding to doing both rotations
+ */
+Rotation operator+(const Rotation& left, const Rotation& right) {
+    return Rotation((left + right) % 4);
+}
+
+/**
+ * Additive assignation operator, rotate the left rotation by the right rotation
+ */
+Rotation& operator+=(Rotation& left, const Rotation& right) {
+    left = left + right;
+    return left;
+}