#ifndef _MIDI_H
#define _MIDI_H

#include <BeBuild.h>
#include <MidiDefs.h>
#include <OS.h>

class BList;
class BMidiLocalProducer;
class BMidiLocalConsumer;

class BMidi {
public:

        BMidi();
        virtual ~BMidi();

        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 SystemExclusive(
                void* data, size_t length, uint32 time = B_NOW);

        virtual void SystemCommon(
                uchar status, uchar data1, uchar data2, uint32 time = B_NOW);

        virtual void SystemRealTime(uchar status, uint32 time = B_NOW);

        virtual void TempoChange(int32 beatsPerMinute, uint32 time = B_NOW);

        virtual void AllNotesOff(bool justChannel = true, uint32 time = B_NOW);

        virtual status_t Start();
        virtual void Stop();

        bool IsRunning() const;

        void Connect(BMidi* toObject);
        void Disconnect(BMidi* fromObject);
        bool IsConnected(BMidi* toObject) const;
        BList* Connections() const;

        void SnoozeUntil(uint32 time) const;

protected:

        void SprayNoteOff(
                uchar channel, uchar note, uchar velocity, uint32 time) const;

        void SprayNoteOn(
                uchar channel, uchar note, uchar velocity, uint32 time) const;

        void SprayKeyPressure(
                uchar channel, uchar note, uchar pressure, uint32 time) const;

        void SprayControlChange(
                uchar channel, uchar controlNumber, uchar controlValue,
                uint32 time) const;

        void SprayProgramChange(
                uchar channel, uchar programNumber, uint32 time) const; 

        void SprayChannelPressure(
                uchar channel, uchar pressure, uint32 time) const;

        void SprayPitchBend(
                uchar channel, uchar lsb, uchar msb, uint32 time) const;

        void SpraySystemExclusive(
                void* data, size_t length, uint32 time = B_NOW) const;

        void SpraySystemCommon(
                uchar status, uchar data1, uchar data2, uint32 time) const;

        void SpraySystemRealTime(uchar status, uint32 time) const;

        void SprayTempoChange(int32 beatsPerMinute, uint32 time) const;

        bool KeepRunning();

private:

        friend status_t _run_thread(void* data);

        virtual void _ReservedMidi1();
        virtual void _ReservedMidi2();
        virtual void _ReservedMidi3();

        virtual void Run();

        BMidiLocalProducer* fProducer;
        BMidiLocalConsumer* fConsumer;

        BList* fConnections;
        volatile thread_id fThreadId;
        volatile bool fIsRunning;

        uint32 _reserved2[5];
};

#endif // _MIDI_H