def logic(self):
self.collision_grid.update()
for g in self.group_list:
#For all Sprite groups...
g.update()
if len(ENEMIES) == 0:
#If all enemies have been killed...
enemysquadron.reset()
enemy.Enemy.velocity[0] = abs(enemy.Enemy.velocity[0]) + 0.05
if enemy.Enemy.should_flip:
#If at least one enemy has touched the side of the screen...
enemy.Enemy.velocity[0] *= -1
enemysquadron.move_down()
enemy.Enemy.should_flip = False
if lives == 0 and self.game_running:
#If we run out of lives...
self.__game_over()
enemysquadron.celebrate()
self.game_running = False
if random.uniform(1, 50000) < self.ufoSpawnRange:
self.__add_ufo()
def __init__(self, *args):
self.args = args
#The arguments we can use to change this gamestate
self.block_list = []
#The blocks available for use
self.collision_grid = collisions.CollisionGrid(4, 4, 1)
#The collision-handling system
self.group_list = [BLOCKS, ENEMIES, PLAYER, HUD]
#The groups of sprites to process
self.ship = player.Ship()
#The player
self.ufo = ufo.UFO()
self.ufoSpawnRange = 10
#The UFO
self.hud_score = hudobject.HudObject(pygame.Surface((0, 0)), (16, 16))
self.hud_lives = hudobject.HudObject(pygame.Surface((0, 0)), (config.SCREEN_WIDTH-160, 16))
self.gameovertext = hudobject.HudObject(config.FONT.render("GAME OVER", False, color.WHITE).convert(config.DEPTH, config.FLAGS),
config.SCREEN_RECT.center
)
#The components of our HUD; let the player know how he's doing!
self.game_running = True
#False if we've gotten a game over
self.key_actions = {
pygame.K_ESCAPE: self.__return_to_menu ,
pygame.K_SPACE : self.ship.on_fire_bullet ,
pygame.K_F1 : config.toggle_fullscreen ,
pygame.K_c : self.__clear_blocks ,
pygame.K_d : config.toggle_debug ,
pygame.K_f : config.toggle_frame_limit,
pygame.K_p : config.toggle_pause ,
pygame.K_u : self.__add_ufo ,
}
#The keys available for use; key is keycode, element is a function
self.mouse_actions = {
1: color.RED ,
2: color.YELLOW,
3: color.BLUE ,
}
#What clicking the mouse can do: key is mouse button, element is color
PLAYER.add(self.ship)
HUD.add(self.hud_score, self.hud_lives)
enemysquadron.reset()
