#coding=utf-8 import pygame from pygame.locals import * import time import random #飞机基类和子弹基类的基类 class Base(object): def __init__(self, screen_temp, x, y, image_name):
        self.x = x
        self.y = y
        self.screen = screen_temp
        self.image = pygame.image.load(image_name) #飞机基类 class BasePlane(Base): def __init__(self, screen_temp, x, y, image_name):
        Base.__init__(self,screen_temp,x,y,image_name)
        self.bullet_list = [] def display(self):
        self.screen.blit(self.image, (self.x, self.y)) for bullet in self.bullet_list:
            bullet.display()
            bullet.move() if bullet.judge(): #判断子弹是否越界  self.bullet_list.remove(bullet) #子弹基类 class BaseBullet(Base): def display(self):
        self.screen.blit(self.image, (self.x, self.y)) #玩家飞机类 class HeroPlane(BasePlane): def __init__(self, screen_temp):
        BasePlane.__init__(self, screen_temp,205,700,"./images/hero1.png")
        self.key_right_status = False  self.key_left_status = False  self.key_up_status = False  self.key_down_status = False   def move(self): if self.key_right_status:
            self.x += 3  if self.key_left_status:
            self.x -= 3  if self.key_down_status:
            self.y += 3  if self.key_up_status:
            self.y -= 3   def fire(self):
        self.bullet_list.append(Bullet(self.screen,self.x,self.y)) #敌机类 class EnemyPlane(BasePlane): def __init__(self, screen_temp):
        BasePlane.__init__(self, screen_temp,0,0,"./images/enemy0.png")
        self.direction = "right"#控制敌机默认显示方向   def move(self): if self.direction == "right":
            self.x += 5  elif self.direction == "left":
            self.x -= 5  if self.x > 420:
            self.direction = "left"  elif self.x < 0:
            self.direction = "right"   def fire(self):
        random_num = random.randint(1,50) if random_num == 20 or random_num == 21:
            self.bullet_list.append(EnemyBullet(self.screen,self.x,self.y)) #玩家子弹类 class Bullet(BaseBullet): def __init__(self, screen_temp,x,y):
        BaseBullet.__init__(self,screen_temp,x+40,y-20,"./images/bullet.png") def move(self):
        self.y -= 10   def judge(self): if self.y < 0: return True  else: return False  #敌机子弹类 class EnemyBullet(BaseBullet): def __init__(self, screen_temp,x,y):
        BaseBullet.__init__(self,screen_temp,x+22,y+30,"./images/bullet1.png") def move(self):
        self.y += 10   def judge(self): if self.y > 852: return True  else: return False  #键盘控制函数 def key_control(hero_temp): #获取事件，比如按键等  for event in pygame.event.get(): #判断是否是点击了退出按钮  if event.type == QUIT:
            print("exit")
            exit() #判断是否是按下了键  elif event.type == KEYDOWN: #检测按键是否是a或者left  if event.key == K_a or event.key == K_LEFT:
                print('left')
                hero_temp.key_left_status = True  #hero_temp.move_left()  #检测按键是否是d或者right  elif event.key == K_d or event.key == K_RIGHT:
                print('right')
                hero_temp.key_right_status = True  #hero_temp.move_right()  #检测按键是否是w或者up  elif event.key == K_w or event.key == K_UP:
                hero_temp.key_up_status = True  #检测按键是否是s或者down  elif event.key == K_s or event.key == K_DOWN:
                hero_temp.key_down_status = True  #检测按键是否是空格键  elif event.key == K_SPACE:
                print('space')
                hero_temp.fire() #判断是否是松了键  elif event.type == KEYUP: if event.key == K_a or event.key == K_LEFT:
                hero_temp.key_left_status = False  elif event.key == K_d or event.key == K_RIGHT:
                hero_temp.key_right_status = False  elif event.key == K_w or event.key == K_UP:
                hero_temp.key_up_status = False  elif event.key == K_s or event.key == K_DOWN:
                hero_temp.key_down_status = False  def main(): #1. 创建窗口  screen = pygame.display.set_mode((480,852),0,32) #2. 创建一个背景图片  background = pygame.image.load("./images/background.png") #3. 创建一个飞机对象  hero = HeroPlane(screen) #4. 创建一个敌机  enemy = EnemyPlane(screen) while True:
        screen.blit(background, (0,0))
        hero.display()#显示玩家飞机  enemy.display()#显示敌机  hero.move()#玩家飞机移动  enemy.move()#敌机移动  enemy.fire()#敌机开火  pygame.display.update()
        key_control(hero)#控制方向  time.sleep(0.01)#防崩  if __name__ == "__main__":
    main()