src/game.h


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#ifndef GAME_H_E6F1396E
#define GAME_H_E6F1396E

#include <set>
#include <range/v3/all.hpp>
#include <vector>
#include "sprite.h"

struct Input {
  bool left = false;
  bool right = false;
  bool up = false;
  bool down = false;
};

class Game {
public:

  int addSprite(Sprite sprite);

  const Sprite& getSprite(int id) const {
    return sprites_.at(id);
  }

  const std::vector<Sprite>& getSprites() {
    return sprites_;
  }

  auto spriteView() const {
    return ranges::views::transform([&] (int id) -> const Sprite& {
      return sprites_.at(id);
    });
  }

  auto getSpritesByY() const {
    return spritesByY_ | ranges::views::transform([] (const std::tuple<int, int>& val) {
      return std::get<1>(val);
    });
  }

  void moveSprite(int id, vec2i newLoc);

private:

  std::vector<Sprite> sprites_;
  std::set<std::tuple<int, int>> spritesByY_;
};

#endif /* end of include guard: GAME_H_E6F1396E */