haiku/headers/os/midi/MidiSynth.h

88 lines
1.9 KiB
C
Raw Normal View History

#ifndef _MIDI_SYNTH_H
#define _MIDI_SYNTH_H
#include <BeBuild.h>
#include <Midi.h>
#include <Synth.h>
#include <MidiDefs.h>
class BSynth;
class BMidiSynth : public BMidi {
public:
BMidiSynth();
virtual ~BMidiSynth();
status_t EnableInput(bool enable, bool loadInstruments);
bool IsInputEnabled(void) const;
void SetVolume(double volume);
double Volume(void) const;
void SetTransposition(int16 offset);
int16 Transposition(void) const;
void MuteChannel(int16 channel, bool do_mute);
void GetMuteMap(char* pChannels) const;
void SoloChannel(int16 channel, bool do_solo);
void GetSoloMap(char* pChannels) const;
status_t LoadInstrument(int16 instrument);
status_t UnloadInstrument(int16 instrument);
status_t RemapInstrument(int16 from, int16 to);
void FlushInstrumentCache(bool startStopCache);
uint32 Tick(void) const;
virtual void NoteOff(
uchar channel, uchar note, uchar velocity, uint32 time = B_NOW);
virtual void NoteOn(
uchar channel, uchar note, uchar velocity, uint32 time = B_NOW);
virtual void KeyPressure(
uchar channel, uchar note, uchar pressure, uint32 time = B_NOW);
virtual void ControlChange(
uchar channel, uchar controlNumber, uchar controlValue,
uint32 time = B_NOW);
virtual void ProgramChange(
uchar channel, uchar programNumber, uint32 time = B_NOW);
virtual void ChannelPressure(
uchar channel, uchar pressure, uint32 time = B_NOW);
virtual void PitchBend(
uchar channel, uchar lsb, uchar msb, uint32 time = B_NOW);
virtual void AllNotesOff(bool justChannel, uint32 time = B_NOW);
protected:
void* fSongVariables;
void* fPerformanceVariables;
bool fMidiQueue;
private:
friend class BSynth;
virtual void _ReservedMidiSynth1();
virtual void _ReservedMidiSynth2();
virtual void _ReservedMidiSynth3();
virtual void _ReservedMidiSynth4();
virtual void Run();
bigtime_t fCreationTime;
int16 fTranspose;
bool fInputEnabled;
};
#endif // _MIDI_SYNTH_H