text: #ifndef GASOLINE
  #define GASOLINE
  
  #include <allegro5\allegro.h>
  #include "equations.h"
  #include "spaceship.h"
  #include "obstacles.h"
  
  typedef struct Power_up {
      Paralelogram rectangular_coordenates;
      Circle circular_coordenates;
      int type;
      int is_circle;
  } Power_up;
  
  #define GASOLINE_WIDTH 50
  #define GASOLINE_HEIGHT 55
  #define SCREWDRIVER_RADIUS 25
  
  
  //configura o power up
  void init_power_up(Power_up *power_up);
  
  //atualiza o power up
  void update_power_up(Power_up *power_up);
  
  //desenha o power up
  void draw_power_up(Power_up power_up, ALLEGRO_BITMAP *gasoline_sprite, ALLEGRO_BITMAP *screwdriver_sprite);
  
  
  #endif