group {
   name: "ammo";

   images {
      image: "bomb.png" COMP;
   }

   script {
      public message(Msg_Type:type, id, ...) {
         if ((type == MSG_INT) && (id == MSG_ID_AMMO)) {
            new ammo = getarg(2);
            new bomb;
            for (bomb = 1; bomb <= 10; bomb++) {
               new emission[16];
               if (bomb <= ammo)
                  snprintf(emission, sizeof(emission), "bomb%i,visible", bomb);
               else
                  snprintf(emission, sizeof(emission), "bomb%i,hide", bomb);
               emit(emission, "cannon_theme");
            }
         }
      }
   }

   parts {

#define BOMB(_n, _x, _y) \
      part { \
         name: "bomb"_n; \
         type: IMAGE; \
         mouse_events: 0; \
         description { \
            state: "default" 0.0; \
            min: 30 30; \
            max: 30 30; \
            fixed: 1 1; \
            rel1.offset: _x (_y + 16); \
            rel2.offset: (_x - 1) (_y + 15); \
            image.normal: "bomb.png"; \
            color: 255 255 255 0; \
            align: 0 1; \
         } \
         description { \
            state: "visible" 0.0; \
            inherit: "default" 0.0; \
            color: 255 255 255 255; \
         } \
      } \
   \
      program { \
         name: "bomb"_n",visible"; \
         signal: "bomb"_n",visible"; \
         source: "cannon_theme"; \
         action: STATE_SET "visible" 0.0; \
         transition: ACCELERATE 0.2; \
         target: "bomb"_n; \
      } \
   \
      program { \
         name: "bomb"_n",hide"; \
         signal: "bomb"_n",hide"; \
         source: "cannon_theme"; \
         action: STATE_SET "default" 0.0; \
         transition: ACCELERATE 0.2; \
         target: "bomb"_n; \
      }

                           BOMB(10, 45, -75)
                    BOMB(6, 30, -50)  BOMB(9, 60, -50)
           BOMB(5, 15, -25)  BOMB(3, 45, -25)  BOMB(8, 75, -25)
     BOMB(4, 0, 0)  BOMB(1, 30, 0)  BOMB(2, 60, 0)  BOMB(7, 90, 0)

#undef BOMB

   }

}