除了爆炸类没写以外，其他功能都能正常使用，但是敌机却不发射子弹了，下面是完整代码，大家看看有什么问题
import pygame
from pygame import *
import time
import random
class HeroPlane(pygame.sprite.Sprite):
def __init__(self, screen):
pygame.sprite.Sprite.__init__(self)
self.player = pygame.image.load("./image/hero1.png")
self.rect = self.player.get_rect()
self.rect.topleft = [360 / 2 - 100 / 2, 400]
self.speed = 2
self.screen = screen
self.bullets = pygame.sprite.Group()
def key_control(self):
key_pressed = pygame.key.get_pressed()
if key_pressed[K_w] or key_pressed[K_UP]:
self.rect.top -= self.speed
if key_pressed[K_s] or key_pressed[K_DOWN]:
self.rect.bottom += self.speed
if key_pressed[K_a] or key_pressed[K_LEFT]:
self.rect.left -= self.speed
if key_pressed[K_d] or key_pressed[K_RIGHT]:
self.rect.right += self.speed
if key_pressed[K_SPACE]:
bullet = Bullet(self.screen, self.rect.left, self.rect.top)
self.bullets.add(bullet)
def update(self):
self.key_control()
self.display()
def display(self):
self.screen.blit(self.player, self.rect)
self.bullets.update()
self.bullets.draw(self.screen)
class EnemyPlane(pygame.sprite.Sprite):
def __init__(self, screen):
pygame.sprite.Sprite.__init__(self)
self.player = pygame.image.load("./image/enemy3_fly_1.png")
self.rect = self.player.get_rect()
self.rect.topleft = [0, 0]
self.speed = 2
self.screen = screen
self.bullets = pygame.sprite.Group()
self.direction = 'right'
def display(self):
self.screen.blit(self.player, self.rect)
self.bullets.update()
self.bullets.draw(self.screen)
def update(self):
self.auto_move()
self.auto_fire()
self.display()
def auto_move(self):
if self.direction == 'right':
self.rect.right += self.speed
elif self.direction == 'left':
self.rect.right -= self.speed
if self.rect.right > 320:
self.direction = 'left'
elif self.rect.right < 46:
self.direction = 'right'
def auto_fire(self):
random_num = random.randint(1, 10)
if random_num == 8:
bullet = EnemyBullet(self.screen, self.rect.left, self.rect.top)
self.bullets.add(bullet)
class Bullet(pygame.sprite.Sprite):
def __init__(self, screen, x, y):
pygame.sprite.Sprite.__init__(self)
self.image = pygame.image.load('./image/bullet1.png')
self.rect = self.image.get_rect()
self.rect.topleft = [x + 33 - 3, y]
self.screen = screen
self.speed = 10
def update(self):
self.rect.top -= self.speed
if self.rect.top < - 1000:
self.kill()
class EnemyBullet(pygame.sprite.Sprite):
def __init__(self, screen, x, y):
pygame.sprite.Sprite.__init__(self)
self.image = pygame.image.load('./image/bullet1.png')
self.rect = self.image.get_rect()
self.rect.topleft = [x + 46 / 2 - 3 / 2, y + 60]
self.screen = screen
self.speed = 10
def update(self):
self.rect.top += self.speed
if self.rect.top < 1000:
self.kill()
def main():
screen = pygame.display.set_mode((320, 568), 0, 32)
background = pygame.image.load("./image/background.png")
player = HeroPlane(screen)
enemyplane = EnemyPlane(screen)
while True:
screen.blit(background, (0, 0))
for event in pygame.event.get():
if event.type == pygame.QUIT:
pygame.quit()
exit()
player.key_control()
player.display()
enemyplane.display()
enemyplane.auto_move()
enemyplane.auto_fire()
pygame.display.update()
time.sleep(0.01)
if __name__ == '__main__':
main()
