text: #pragma once
  
  #include <memory>
  #include <vector>
  
  #include <SFML/Graphics.hpp>
  
  class Node : public sf::Transformable, public sf::Drawable, private sf::NonCopyable
  {
  public:
  	Node();
  
  	void add_child(Node *child);
  	void remove_child(Node *child);
  
  	virtual void set_position(float x, float y);
  	virtual void set_rotation(float angle);
  
  	virtual void draw(sf::RenderTarget &target, sf::RenderStates states) const;
  
  protected:
  	std::vector<Node *> children;
  
  	virtual void drawCurrent(sf::RenderTarget &target, sf::RenderStates states) const;
  };