/* --------------------------------------------------------------------
EXTREME TUXRACER

Copyright (C) 1999-2001 Jasmin F. Patry (Tuxracer)
Copyright (C) 2010 Extreme Tuxracer Team

This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.

This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.
---------------------------------------------------------------------*/

#ifndef WINSYS_H
#define WINSYS_H

#include "bh.h"
#include <SDL/SDL.h>

#define NUM_RESOLUTIONS 10

extern TVector2i cursor_pos;

struct TScreenRes {
	int width, height;
	TScreenRes(int w = 0, int h = 0) : width(w), height(h) {}
};

class CWinsys {
private:
	// joystick
	SDL_Joystick *joystick;
	size_t numJoysticks;
	bool joystick_active;

	// sdl window
	TScreenRes resolutions[NUM_RESOLUTIONS];
	TScreenRes auto_resolution;
	SDL_Surface *screen;
	double CalcScreenScale() const;
public:
	TScreenRes resolution;
	double scale;			// scale factor for screen, see 'use_quad_scale'

	CWinsys();

	// sdl window
	const TScreenRes& GetResolution(size_t idx) const;
	string GetResName(size_t idx) const;
	void Init();
	void SetupVideoMode(const TScreenRes& resolution);
	void SetupVideoMode(size_t idx);
	void SetupVideoMode(int width, int height);
	void KeyRepeat(bool repeat);
	void PrintJoystickInfo() const;
	void ShowCursor(bool visible) {SDL_ShowCursor(visible);}
	void SwapBuffers() {SDL_GL_SwapBuffers();}
	void Quit();
	void Terminate();
	void InitJoystick();
	void CloseJoystick();
	bool joystick_isActive() const { return joystick_active; }
	double ClockTime() const {return SDL_GetTicks() * 1.e-3; }
	unsigned char *GetSurfaceData() const;
};

extern CWinsys Winsys;

#endif