+ virtual ConnectorType detect_click_position(int _a, int _b);
+ virtual void update_logic_position();
+ virtual void get_in_logic_connect_position(int& _a, int& _b);
+ virtual void get_out_logic_connect_position(int& _a, int& _b);
+ virtual void set_out_connected(bool _o);
+ virtual void set_in_connected(bool _o);