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/* 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.
*
* $URL$
* $Id$
*
*/
// Music class
#ifndef AGI_SOUND_MIDI_H
#define AGI_SOUND_MIDI_H
#include "audio/mididrv.h"
#include "audio/midiparser.h"
#include "common/mutex.h"
namespace Agi {
class MIDISound : public AgiSound {
public:
MIDISound(uint8 *data, uint32 len, int resnum, SoundMgr &manager);
~MIDISound() { free(_data); }
virtual uint16 type() { return _type; }
uint8 *_data; ///< Raw sound resource data
uint32 _len; ///< Length of the raw sound resource
protected:
uint16 _type; ///< Sound resource type
};
class SoundGenMIDI : public SoundGen, public MidiDriver {
public:
SoundGenMIDI(AgiEngine *vm, Audio::Mixer *pMixer);
~SoundGenMIDI();
void play(int resnum);
void stop();
bool isPlaying() { return _isPlaying; }
void setPlaying(bool playing) { _isPlaying = playing; }
void setVolume(int volume);
int getVolume() { return _masterVolume; }
void syncVolume();
void setNativeMT32(bool b) { _nativeMT32 = b; }
bool hasNativeMT32() { return _nativeMT32; }
void pause();
void resume();
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() { return _driver ? _driver->getBaseTempo() : 0; }
// Channel allocation functions
MidiChannel *allocateChannel() { return 0; }
MidiChannel *getPercussionChannel() { return 0; }
MidiParser *_parser;
Common::Mutex _mutex;
private:
static void onTimer(void *data);
void setChannelVolume(int channel);
MidiChannel *_channel[16];
MidiDriver *_driver;
MidiParser *_smfParser;
byte _channelVolume[16];
bool _nativeMT32;
bool _isGM;
bool _passThrough;
bool _isPlaying;
bool _looping;
byte _masterVolume;
byte *_midiMusicData;
SoundMgr *_manager;
};
} // End of namespace Agi
#endif
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