headers/os/midi/MidiSynthFile.h

   1
   2 #ifndef _MIDI_SYNTH_FILE_H
   3 #define _MIDI_SYNTH_FILE_H
   4
   5 #include <BeBuild.h>
   6 #include <MidiSynth.h>
   7 #include <Entry.h>
   8
   9 typedef void (*synth_file_hook)(int32 arg);
  10
  11 class BMidiStore;
  12
  13 class BMidiSynthFile : public BMidiSynth {
  14 public:
  15
  16         BMidiSynthFile();
  17         ~BMidiSynthFile();
  18
  19         status_t LoadFile(const entry_ref* midi_entry_ref);
  20         void UnloadFile(void);
  21
  22         virtual status_t Start(void);
  23         virtual void Stop(void);
  24
  25         void Fade(void);
  26         void Pause(void);
  27         void Resume(void);
  28
  29         int32 Duration(void) const;
  30         int32 Position(int32 ticks) const;
  31         int32 Seek();
  32
  33         status_t GetPatches(int16* pArray768, int16* pReturnedCount) const;
  34
  35         void SetFileHook(synth_file_hook pSongHook, int32 arg);
  36
  37         bool IsFinished(void) const;
  38
  39         void ScaleTempoBy(double tempoFactor);
  40         void SetTempo(int32 newTempoBPM);
  41         int32 Tempo(void) const;
  42
  43         void EnableLooping(bool loop);
  44
  45         void MuteTrack(int16 track, bool do_mute);
  46         void GetMuteMap(char* pTracks) const;
  47
  48         void SoloTrack(int16 track, bool do_solo);
  49         void GetSoloMap(char* pTracks) const;
  50
  51 private:
  52
  53         friend class BSynth;
  54
  55         virtual void _ReservedMidiSynthFile1();
  56         virtual void _ReservedMidiSynthFile2();
  57         virtual void _ReservedMidiSynthFile3();
  58
  59         BMidiStore* fStore;
  60
  61         int32 _reserved[3];
  62 };
  63
  64 #endif // _MIDI_SYNTH_FILE