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if Ennmies(i).State = DEAD then
Ennmie.appear_enn(Ennmies(i), RANDOM(G), MAX_HEIGHT -5 , MAX_HEIGHT, MAX_WIDTH);
exit;
end if;
end loop;
Next_Ennmie := 50;
else
Next_Ennmie := Next_Ennmie - 1;
end if;
if Next_Enemie_Move = 0 then
for i in Ennmies'First .. Ennmies'Last loop
if Ennmies(i).State = DMG_DEALT then
Ennmies(i).State := DEAD;
end if;
if Ennmies(i).State /= DEAD then
Ennmie.move_enn(Ennmies(i));
end if;
end loop;
Next_Enemie_Move := 2;
else
Next_Enemie_Move := Next_Enemie_Move - 1;
end if;
end update_Enn;
procedure update(X : Integer; Y : Integer) is
begin
if Next_missile = 0 then
for i in Missiles'First .. Missiles'Last loop
if Missiles(i).State = DEAD then
Missile.appear_mis(Missiles(i), space.X, space.Y, Height);
exit;
end if;
end loop;
Next_missile := 20;
else
Next_missile := Next_missile - 1;
end if;
for i in Missiles'First .. Missiles'Last loop
if Missiles(i).State /= DEAD then
Missile.move_mis(Missiles(i));
end if;
if Missiles(i).State = TOUCHED then
Missiles(i).State := DEAD;
end if;
end loop;
update_Enn;
for i in Missiles'First .. Missiles'Last loop
if Missiles(i).State = ALIVE then
for j in Ennmies'First .. Ennmies'Last loop
if Ennmies(j).State = ALIVE then
ishit(Missiles(i), Ennmies(j));
end if;
end loop;
end if;
end loop;
if X = 0 then
return;
end if;
space.X := X;
space.Y := Y;
end update;
procedure draw_mis(s : in Missile.Missile) is
begin
if s.State = DEAD then
return;
end if;
Bitmap_Buffer.Set_Source (HAL.Bitmap.Yellow);
Bitmap_Buffer.Fill_Rect ((Position => (s.X, s.Y),
Width => Width / 80,
Height => Height / 80));
end draw_mis;
procedure draw_space(s : in out Spaceship.Spaceship; X : Integer; Y : Integer) is
begin
s.X := X;
s.Y := Y;
if s.State = ALIVE then
Bitmap_Buffer.Set_Source (HAL.Bitmap.Blue);
else if s.State = DMG_DEALT then
Bitmap_Buffer.Set_Source (HAL.Bitmap.White);
end if;
end if;
Bitmap_Buffer.Fill_Rect ((Position => (X, Y),
Width => Width / 8,
Height => Height / 8));
end draw_space;
procedure draw_enn(e : in Ennmie.Ennmie) is
begin
if e.State = DEAD then
return;
end if;
if e.State = ALIVE then
Bitmap_Buffer.Set_Source (HAL.Bitmap.Red);
else if e.State = DMG_DEALT then
Bitmap_Buffer.Set_Source (HAL.Bitmap.White);
end if;
end if;