text: #ifndef GAME_SCREEN_H
  #define GAME_SCREEN_H
  
  #include <SFML/Graphics.hpp>
  
  #include "Screen.h"
  #include "Snake.h"
  #include "Fruit.h"
  #include "BGScreen.h"
  
  namespace sfSnake
  {
  	class GameScreen : public Screen
  	{
  	public:
  		GameScreen();
  
  		void handleInput(sf::RenderWindow &window) override;
  		void update(sf::Time delta) override;
  		void render(sf::RenderWindow &window) override;
  
  		void generateFruit(int nownum, int colornum);
  
  		BGScreen back_ground_;
  
  	private:
  		Snake snake_;
  		std::vector<Fruit> fruit_;
  	};
  }
  
  #endif