[SFML 2.0] Problem z rysowaniem TEXT zawartego w innej klasie

class Graphics {
public:
   
    Graphics();
    ~Graphics();
    void setMousePosition();
    void eventResizedBlock();
   
protected:
   
private:
    RenderWindow * window;
    Vector2u * resolutionU;
    Vector2f * resolutionF;
    Vector2f MousePosition;
    Font * font;
    Event * event;
   
    string gameName;
    string authorName;
   
    Text textGameName;
    Text textMouse;
   
    Text menubuttons[ 4 ];
   
    friend class Engine;
   
};

class Engine {
public:
    RenderWindow window;
    Graphics graphics;
    Vector2u resolutionU;
    Vector2f resolutionF;
   
    Engine( void );
    ~Engine();
    void runEngine();
protected:
    enum State { MENU, GAME, END };
    State state;
   
private:
    Font font;
    Event event;
    void menu();
    void single();
    void exit();
};

window.draw( graphics.textGameName );