/* ScummVM - Graphic Adventure Engine
 *
 * ScummVM is the legal property of its developers, whose names
 * are too numerous to list here. Please refer to the COPYRIGHT
 * file distributed with this source distribution.
 *
 * 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.

 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
 *
 */

#ifndef DRACI_H
#define DRACI_H

#include "engines/engine.h"
#include "common/random.h"
#include "draci/console.h"

struct ADGameDescription;

class MidiDriver;
class OSystem;

/**
 * This is the namespace of the Draci engine.
 *
 * Status of this engine: Complete
 *
 * Games using this engine:
 * - Dragon History
 */
namespace Draci {

class Screen;
class Mouse;
class Game;
class Script;
class AnimationManager;
class Sound;
class MusicPlayer;
class Font;
class BArchive;
class SoundArchive;

class DraciEngine : public Engine {
public:
	DraciEngine(OSystem *syst, const ADGameDescription *gameDesc);
	virtual ~DraciEngine();

	int init();
	virtual Common::Error run();

	virtual bool hasFeature(Engine::EngineFeature f) const;
	virtual void pauseEngineIntern(bool pause);
	virtual void syncSoundSettings();

	void handleEvents();

	static Common::String getSavegameFile(int saveGameIdx);
	virtual Common::Error loadGameState(int slot);
	virtual bool canLoadGameStateCurrently();
	virtual Common::Error saveGameState(int slot, const Common::String &desc);
	virtual bool canSaveGameStateCurrently();

	GUI::Debugger *getDebugger() { return _console; }

	Screen *_screen;
	Mouse *_mouse;
	Game *_game;
	Script *_script;
	AnimationManager *_anims;
	Sound *_sound;
	MusicPlayer *_music;

	Font *_smallFont;
	Font *_bigFont;

	BArchive *_iconsArchive;
	BArchive *_objectsArchive;
	BArchive *_spritesArchive;
	BArchive *_paletteArchive;
	BArchive *_roomsArchive;
	BArchive *_overlaysArchive;
	BArchive *_animationsArchive;
	BArchive *_walkingMapsArchive;
	BArchive *_itemsArchive;
	BArchive *_itemImagesArchive;
	BArchive *_initArchive;
	BArchive *_stringsArchive;

	SoundArchive *_soundsArchive;
	SoundArchive *_dubbingArchive;

	bool _showWalkingMap;

	Common::RandomSource _rnd;

	int32 _pauseStartTime;
private:
	DraciConsole *_console;
};

enum {
	kDraciGeneralDebugLevel   = 1 << 0,
	kDraciBytecodeDebugLevel  = 1 << 1,
	kDraciArchiverDebugLevel  = 1 << 2,
	kDraciLogicDebugLevel     = 1 << 3,
	kDraciAnimationDebugLevel = 1 << 4,
	kDraciSoundDebugLevel     = 1 << 5,
	kDraciWalkingDebugLevel   = 1 << 6
};

// Macro to simulate lround() for non-C99 compilers
static inline long scummvm_lround(double val) { return (long)floor(val + 0.5); }

} // End of namespace Draci

#endif // DRACI_H