scummvm/saga/music.h
Torbjörn Andersson c51d9fba08 Cleaned up the handling of external MIDI files, and added the missing ones.
This is based on experimentation and guesswork, so it might be wrong, but
it will have to do for now.

svn-id: r13839
2004-05-16 12:57:49 +00:00

118 lines
2.6 KiB
C++

/* ScummVM - Scumm Interpreter
* Copyright (C) 2004 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*
* $Header$
*
*/
// Music class
#ifndef SAGA_MUSIC_H_
#define SAGA_MUSIC_H_
#include "rscfile_mod.h"
#include "game_mod.h"
#include "sound/mixer.h"
#include "sound/mididrv.h"
#include "sound/midiparser.h"
namespace Saga {
enum MUSIC_FLAGS {
R_MUSIC_LOOP = 0x01
};
class MusicPlayer : public MidiDriver {
public:
MusicPlayer(MidiDriver *driver);
~MusicPlayer();
void setVolume(int volume);
int getVolume() { return _masterVolume; }
void hasNativeMT32(bool b) { _nativeMT32 = b; }
void playMusic();
void stopMusic();
void setLoop(bool loop) { _looping = loop; }
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 _isPlaying;
bool _looping;
bool _randomLoop;
byte _masterVolume;
byte *_musicData;
uint16 *_buf;
uint32 _musicDataSize;
};
class Music {
public:
Music(MidiDriver *driver, int enabled);
~Music(void);
void hasNativeMT32(bool b) { _player->hasNativeMT32(b); }
int play(uint32 music_rn, uint16 flags);
int pause(void);
int resume(void);
int stop(void);
private:
SagaEngine *_vm;
SoundMixer *_mixer;
MusicPlayer *_player;
static const char *_midiTableITECD[26];
int _musicInitialized;
int _enabled;
};
} // End of namespace Saga
#endif