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Diffstat (limited to 'engines/agi/sound_midi.h')
-rw-r--r-- | engines/agi/sound_midi.h | 114 |
1 files changed, 114 insertions, 0 deletions
diff --git a/engines/agi/sound_midi.h b/engines/agi/sound_midi.h new file mode 100644 index 0000000000..26b75e0d70 --- /dev/null +++ b/engines/agi/sound_midi.h @@ -0,0 +1,114 @@ +/* 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 "sound/mididrv.h" +#include "sound/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 |