text: #ifndef BOOK_GAMESTATE_HPP
  #define BOOK_GAMESTATE_HPP
  
  #include <Book/State.hpp>
  #include <Book/World.hpp>
  #include <Book/Player.hpp>
  
  #include <SFML/Graphics/Sprite.hpp>
  #include <SFML/Graphics/Text.hpp>
  
  class GameState : public State
  {
  public:
  	GameState(StateStack& stack, Context context);
  
  	virtual void		draw();
  	virtual bool		update(sf::Time dt);
  	virtual bool		handleEvent(const sf::Event& event);
  
  private:
  	World				mWorld;
  	Player& mPlayer;
  };
  
  #endif // BOOK_GAMESTATE_HPP