rtmidi/BeatSequencePlayer.h

#pragma once
#include <mutex>
#include "Output.h"
#include "BeatSequence.h"
#include "CallbackClock.h"

namespace midi {

class BeatSequencePlayer
{
public:
    typedef BeatSequence::BeatIndex BeatIndex;
    typedef CallbackClock::bpm_type Bpm;

private:
    bool looping;
    std::mutex looping_mutex;
    BeatIndex nextBeat;
    std::mutex nextBeat_mutex;
    CallbackClock clock;
    Output* output;

public:
    const BeatSequence* sequence;

    BeatSequencePlayer();
    BeatSequencePlayer(Output* output);
    BeatSequencePlayer(Output* output, const BeatSequence* sequence);
    Bpm getBpm();
    void setBpm(Bpm bpm);
    bool getLooping();
    void setLooping(bool looping);
    BeatIndex getNextBeat();
    void setNextBeat(BeatIndex nextBeat);
    void play();
    void loop();
    void start();
    void stop();
    bool isPlaying();

protected:
    virtual void beforeBeat(BeatIndex beat);
    virtual void afterBeat(BeatIndex beat);

private:
    static void beat(void* data);
};

} // namespace