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/* ScummVM - Scumm Interpreter
* Copyright (C) 2004-2006 The ScummVM project
*
* The ReInherit Engine is (C)2000-2003 by Daniel Balsom.
*
* 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.
*
* $URL$
* $Id$
*
*/
// Music class
#ifndef SAGA_MUSIC_H_
#define SAGA_MUSIC_H_
#include "sound/audiocd.h"
#include "sound/mididrv.h"
#include "sound/midiparser.h"
namespace Saga {
enum MusicFlags {
MUSIC_NORMAL = 0,
MUSIC_LOOP = 0x0001,
MUSIC_DEFAULT = 0xffff
};
class MusicPlayer : public MidiDriver {
public:
MusicPlayer(MidiDriver *driver);
~MusicPlayer();
bool isPlaying() { return _isPlaying; }
void setVolume(int volume);
int getVolume() { return _masterVolume; }
void setNativeMT32(bool b) { _nativeMT32 = b; }
bool hasNativeMT32() { return _nativeMT32; }
void playMusic();
void stopMusic();
void setLoop(bool loop) { _looping = loop; }
void setPassThrough(bool b) { _passThrough = b; }
void setGM(bool isGM) { _isGM = isGM; }
//MidiDriver interface implementation
int open();
void close();
void send(uint32 b);
void metaEvent(byte type, byte *data, uint16 length);
void setTimerCallback(void *timerParam, void (*timerProc)(void *)) { }
uint32 getBaseTempo(void) { return _driver ? _driver->getBaseTempo() : 0; }
//Channel allocation functions
MidiChannel *allocateChannel() { return 0; }
MidiChannel *getPercussionChannel() { return 0; }
MidiParser *_parser;
protected:
static void onTimer(void *data);
MidiChannel *_channel[16];
MidiDriver *_driver;
byte _channelVolume[16];
bool _nativeMT32;
bool _isGM;
bool _passThrough;
bool _isPlaying;
bool _looping;
bool _randomLoop;
byte _masterVolume;
byte *_musicData;
uint16 *_buf;
uint32 _musicDataSize;
};
class Music {
public:
Music(SagaEngine *vm, Audio::Mixer *mixer, MidiDriver *driver, int enabled);
~Music(void);
void setNativeMT32(bool b) { _player->setNativeMT32(b); }
bool hasNativeMT32() { return _player->hasNativeMT32(); }
void setAdlib(bool b) { _adlib = b; }
bool hasAdlib() { return _adlib; }
void setPassThrough(bool b) { _player->setPassThrough(b); }
bool isPlaying(void);
void play(uint32 resourceId, MusicFlags flags = MUSIC_DEFAULT);
void pause(void);
void resume(void);
void stop(void);
void setVolume(int volume, int time = 1);
int getVolume() { return _currentVolume; }
int32 *_songTable;
int _songTableLen;
private:
SagaEngine *_vm;
Audio::Mixer *_mixer;
MusicPlayer *_player;
Audio::SoundHandle _musicHandle;
uint32 _trackNumber;
int _enabled;
bool _adlib;
int _targetVolume;
int _currentVolume;
int _currentVolumePercent;
ResourceContext *_musicContext;
MidiParser *xmidiParser;
MidiParser *smfParser;
DigitalTrackInfo *_track;
static void musicVolumeGaugeCallback(void *refCon);
void musicVolumeGauge(void);
};
} // End of namespace Saga
#endif
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