#ifndef CAROUSEL_H
#define CAROUSEL_H

#include <Arduino.h>
#include <U8g2lib.h>

struct Screen
{
  void (*draw)(U8G2 &u8g2);
};

class Carousel
{
public:
  Carousel(Screen *screens, size_t screenCount);
  void draw(U8G2 &u8g2);
  bool consumeDirty();
  void nextScreen();
  void update(unsigned long now);

private:
  Screen *screens_;
  size_t screenCount_;
  size_t currentIndex_;
  unsigned long nextUpdate_;
  bool dirty_;
};

#endif