bullet.py 文件源码

def __init__(self, ai_settings, screen, ship):
        """??????????"""
        #super(Bullet, self).__init__() ???2.7??  ?? 3.0?? ??
        super().__init__()
        self.screen = screen

#class Foo():   ?????????
#    def __init__(self, frob, frotz)
#        self.frobnicate = frob
#        self.frotz = frotz

#class Bar(Foo):
#    def __init__(self, frob, frizzle)
#        super().__init__(frob, 34)
#        self.frazzle = frizzle

        # ??0.0???????????????????.
        self.rect = pygame.Rect(0, 0, ai_settings.bullet_width,
            ai_settings.bullet_height)
        self.rect.centerx = ship.rect.centerx
        self.rect.top = ship.rect.top

        # ???????????
        self.y = float(self.rect.y)

        self.color = ai_settings.bullet_color
        self.speed_factor = ai_settings.bullet_speed_factor
        #???? ????? ??? pygame.rect() ??????????
        #?? ?????????? X Y ??  ?? ?? ????? ????? ?settings ????

        #rect.centerx ??????????
        #rect.top ????????????