def __init__(self,x,y,orientation, img_name = None):
"""
Creates a Bullet.
arguments:
x - the starting x position
y - the starting y position
orientation - the starting orientation for rotating the sprite image
img_name - optional name for an image file to use for the sprite's
master image. By default, the sprite will look for an image
called 'bullet.png'.
"""
img = python_nameconfig.default_bullet
if img_name != None:
img = img_name
BaseSprite.__init__(self, img)
self.launch_sound = pygame.mixer.Sound(python_nameconfig.guy_shoot_sound)
self.launch_sound.play()
self.explosionSound = pygame.mixer.Sound(python_nameconfig.guy_bullet_explode)
self.orientation = orientation
self.x = x
self.y = y
self._accelerating = True
self.acceleration_divisor = .75
self.max_velocity = 100
self.max_ticks = 10
self.ticks = 0
self.exploding = False
self.explodestage = 0
self._update_image()
def __init__(self, target, img):
"""
Create a HomingMissle. Useful as an enemy or as a weapon
for the player.
arguments:
target - A sprite that the homing missle atempts to track down
and shoot
img - A path to an image to use for the missle
"""
BaseSprite.__init__(self, img)
self.init_position()
self.target = target
self._rotating_left = False
self._rotating_right = False
#the missle starts out moving
self._accelerating = True
#the missle starts out not knowing if it is
#pointed at the target
self.targetted = False
self.explode_stage = 0
self.exploding = False
self.explosion_sound = pygame.mixer.Sound(python_nameconfig.enemy_explode_sound)
self.points = 1
def __init__(self):
"""Creates an Enemy """
BaseSprite.__init__(self, python_nameconfig.enemy_image)
self.points = 1
self.explosion_sound = pygame.mixer.Sound(python_nameconfig.enemy_explode_sound)
self.explode_stage = 0
self.exploding = False
def __init__(self, bullets_group):
"""
Creates a Guy
arguments:
bullets_group - A pygame.SpriteGroup managed by the games
collision detection system.
"""
BaseSprite.__init__(self, python_nameconfig.guy_img)
self.bullets = bullets_group
self.hum = pygame.mixer.Sound(python_nameconfig.guy_eng)
self.explosionSound = pygame.mixer.Sound(python_nameconfig.guy_explode)
self.exploding = False
self.explodestage = 0
self.visible = True
self.max_bullets = 4