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36 lines
1.2 KiB
36 lines
1.2 KiB
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import pygame
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'''子弹'''
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class Bullet(pygame.sprite.Sprite):
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def __init__(self, direction, position, config, tank, enhanced=False, speed=20):
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pygame.sprite.Sprite.__init__(self)
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self.image = pygame.image.load(config.BULLET_IMAGE_PATHS.get(direction.value))
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self.width, self.height = config.WIDTH, config.HEIGHT
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self.border_len = config.BORDER_LEN
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self.direction = direction
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self.rect = self.image.get_rect()
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self.position = self.rect.center = position
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self.tank = tank
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# 地图边缘宽度
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# 是否为加强版子弹(加强版可碎铁墙)
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self.enhanced = enhanced
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# 子弹速度
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self.speed = speed
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def move(self):
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# 移动子弹, 若子弹越界, 则返回True, 否则为False
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self.rect = self.rect.move(self.direction.value[0] * self.speed, self.direction.value[1] * self.speed)
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return (self.rect.top < self.border_len) or (self.rect.bottom > self.height) or (
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self.rect.left < self.border_len) or (self.rect.right > self.width)
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def kill(self):
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if not self.tank.infinity_bullet:
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self.tank.bullet_count -= 20
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super().kill() |