looper/playback.h

#pragma once
#include "SDL_mixer.h"
#include <thread>
#include <string>
#include <atomic>
#include <mutex>
class Playback {
private:
    std::string filePath;
    std::atomic_bool running;
    std::atomic_bool file_changed;
    std::atomic_bool seeking;
    std::atomic_bool update;
    std::mutex flag_mutex;
    std::thread thread;
    double position;
    double length;
    bool paused;
    Uint8 *buf;
    size_t bufsize;
    Mix_Music *Load(const char* file);
    void Unload(Mix_Music* music);
    void ThreadFunc();
public:
    Playback();
    ~Playback();
    double GetPosition();
    double GetLength();
    void Seek(double position);
    void Start(std::string filePath);
    bool IsPaused();
    void Pause();
    void Stop();
    void Update();
    bool IsStopped();
    float volume;
    float speed;
};