combine with desktop project

Signed-off-by: Peter Siegmund <developer@mars3142.org>

include/ui/Matrix.h

@@ -0,0 +1,16 @@
+#pragma once
+#include "../model/Window.h"
+
+class Matrix {
+public:
+    explicit Matrix(Window *window);
+
+    [[nodiscard]] Window *window() const;
+
+    void render() const;
+
+private:
+    void draw_colored_grid(int rows, int cols, float cellSize, float spacing) const;
+
+    Window *m_window;
+};