gui.h

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#ifndef GUI_H
#define GUI_H

#include <string>

class Vector2D;
#include "timer.h"

class GUI
{
public:
  GUI (void);

  ~GUI (void);

  void LoadMatrices (void) const;

  void FPS (bool show_fps);

  /* NOTE: These text rendering functions currently don't do new lines.  */
  /* TODO: Add colored text.  */

  void Display (const Vector2D &p, const std::string &s) const;

  void Center (double y, const std::string &s) const;

  void printf (const Vector2D &p, char *fmt, ...) const;

private:
  /* for FPS calclulations */
  Timer fps_timer;
  int fps_count, cur_fps;
  double fps_clock;
};

#endif

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