combine with desktop project

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

include/model/AppContext.h

@@ -0,0 +1,44 @@
+#pragma once
+
+#include "SDL3_ttf/SDL_ttf.h"
+#include "Window.h"
+
+class Matrix;
+
+class AppContext {
+public:
+    explicit AppContext(const Window *window) : m_window(window) {
+        m_font_default = TTF_OpenFont(
+            "assets/haxrcorp-4089.otf", 21);
+        m_font_text = TTF_OpenFont(
+            "assets/Helvetica-Bold.otf", 21);
+    }
+
+    ~AppContext() {
+        TTF_CloseFont(m_font_default);
+        TTF_CloseFont(m_font_text);
+    }
+
+    [[nodiscard]] auto window() const -> SDL_Window *;
+
+    [[nodiscard]] auto renderer() const -> SDL_Renderer *;
+
+    [[nodiscard]] auto surface() const -> SDL_Surface *;
+
+    void setMatrix(Matrix *matrix);
+
+    [[nodiscard]] auto matrix() const -> Matrix *;
+
+    [[nodiscard]] auto matrix_window() const -> SDL_Window *;
+
+    [[nodiscard]] auto matrix_renderer() const -> SDL_Renderer *;
+
+    void matrix_render() const;
+
+    TTF_Font *m_font_default = nullptr;
+
+private:
+    const Window *m_window;
+    Matrix *m_matrix = nullptr;
+    TTF_Font *m_font_text = nullptr;
+};