python飞机大战游戏实例讲解

记得刚学python那会，作过一个飞机大战小项目，这个项目非常经典，可以帮助初学者提高动手能力，今天把它分享出来。

先放几张图片

1.首先安装库

pip install pygame

2.主要python代码

import pygamefrom pygame.locals import *import random＃https://blog.csdn.net/qq_36079986/article/details/110395731class HeroPlane(object):# 创建一个飞机的英雄类 def __init__(self,screen_temp): # 始化方法 self.x = 200 self.y = 500 self.image = pygame.image.load(’./img/hero1.png’) self.screen = screen_temp# 因为在display方法中使用到了screen方法# 但是在类中没有 也不能调用 # 所以说 以传参的方法传递到类中 self.bullet_list = [] def display(self):# 创建一个展现飞机的方法 herp_x1, herp_y1, herp_x2, herp_y2, herp_x3, herp_y3 = -100, -100, -100, -100, -100, -100 self.screen.blit(self.image,(self.x, self.y)) for bullet in self.bullet_list:###遍历子弹类对象，赋值给bullet herp_x1, herp_y1, herp_x2, herp_y2, herp_x3, herp_y3 = bullet.display()###### bullet对象调用display方法， 显示子弹 bullet.move() if self.bullet_list[0].y < 0: del self.bullet_list[0] return herp_x1, herp_y1, herp_x2, herp_y2, herp_x3, herp_y3 def move_left(self): self.x -= 50 def move_right(self): self.x += 50 def move_up(self): self.y -= 50 def move_down(self): self.y += 50 def fire(self): print(len(self.bullet_list),’个子弹##########################################’) self.bullet_list.append(HeroBullet(self.screen,self.x, self.y))class HeroBullet(object): def __init__(self,screen_temp,x_temp,y_temp): self.x = x_temp self.y = y_temp self.image = pygame.image.load(’./img/bullet.png’) self.screen = screen_temp def display(self): self.screen.blit(self.image,(self.x - 22, self.y-22)) self.screen.blit(self.image, (self.x + 39, self.y-22)) self.screen.blit(self.image, (self.x + 100, self.y-22)) return self.x - 22, self.y - 22, self.x + 39, self.y - 22, self.x + 100, self.y - 22 def move(self): self.y -= 1class EnemyPlane(object): def __init__(self,screen_temp): self.ra = random.randint(0,2) self.x = random.randint(0,400) self.y = 0 self.image = pygame.image.load(’./img/enemy1.png’) if 0<=self.x<=540: if self.ra == 0: self.flag = 'left' elif self.ra == 1: self.flag = 'right' else: self.flag = ’middle’ self.screen.blit(self.image, (self.x, self.y)) if self.x < 0: self.flag = 'left' elif self.x > 450: self.flag = ’right’ if self.flag == 'left': self.x += 2 elif self.flag == ’right’: self.x -= 2 self.y += 0.1 if (random.randint(0,50) == 1): self.bullet_list.append(EnemyBullet(self.screen, self.x, self.y)) # print(len(self.bullet_list),’颗敌方子弹’) for bullet in self.bullet_list: bullet.display() if bullet.y > 700: del bulletclass EnemyBullet(object): def __init__(self,screen_temp,x,y): self.x = x + 30 self.y = y + 90 self.image = pygame.image.load(’./img/bullet-1.gif’) self.y+= 10def key_control(hero_temp): for event in pygame.event.get(): # 判断输入类型 if event.type == QUIT:#判断是否是点击了退出按钮 print('exit') exit() elif event.type == KEYDOWN:#判断是否是按下了键# 如果是键盘事件（键盘按下事件） if event.key == K_a or event.key == K_LEFT: hero_temp.move_left() elif event.key == K_d or event.key == K_RIGHT: hero_temp.move_right() elif event.key == K_w or event.key == K_UP: hero_temp.move_up() elif event.key == K_s or event.key == K_DOWN: hero_temp.move_down() elif event.key == K_SPACE:#检测按键是否是空格键 hero_temp.fire()def main(): screen = pygame.display.set_mode((480, 650), 0, 32) # 使用screen资源来创建背景# 返回值是一个资源 pygame.display.set_caption('aircraft game') # 设置窗口标题 background = pygame.image.load(’./img/background.png’)## ./ 当前路径 ../ 上一级路径 / 根目录 hero = HeroPlane(screen) enemy_list = [] j = 0 while True: screen.blit(background, (0, 0)) # 资源中的blit方法能够加载游戏的画面 herp_x1, herp_y1, herp_x2, herp_y2, herp_x3, herp_y3 = hero.display() #####刷新 if len(enemy_list) <= 10: enemy_list.append(EnemyPlane(screen)) if enemy_list[0].y >= 700: del enemy_list[0] for enemy_each in enemy_list : # enemy_each.fire() enemy_each.move() enemy_each.display() # print(len(enemy_list), ’个敌机’) if (enemy_each.x <= herp_x1 -10 <= enemy_each.x + 80 and enemy_each.y -10<= herp_y1<= enemy_each.y + 90) or (enemy_each.x -10 <= herp_x2<= enemy_each.x + 80 and enemy_each.y -10<= herp_y2<= enemy_each.y + 90) or (enemy_each.x-10 <= herp_x3<= enemy_each.x + 80 and enemy_each.y -10<= herp_y3<= enemy_each.y + 90): enemy_list.remove(enemy_each) # print(len(enemy_list), ’个敌机’) print(’jizhon’) # print(hero.x,type(hero.x)) if j % 100 == 5: print(len(enemy_list),’个敌机’) pygame.display.update() ### 加载游戏 key_control(hero)# 调用键盘事件函数 j += 1 # print(herp_x1, herp_y1, herp_x2, herp_y2, herp_x3, herp_y3)if __name__ == ’__main__’: main()

三、说明：代码功能都在注释里面，我就不做过多解释了；与本项目有关的图片数据我传到资源里面了，大家可以免费下载，我把代码和数据都打包到一起了，大家下载下来导入库就可以直接一些了。

实例补充

import pygame class MyPlane(pygame.sprite.Sprite): def __init__(self,bg_size): pygame.sprite.Sprite.__init__(self) self.image1 = pygame.image.load(r’E:learn pygameimageme1.png’).convert_alpha() self.image2 = pygame.image.load(r’E:learn pygameimageme2.png’).convert_alpha() self.image3 = pygame.image.load(r’E:learn pygameimageme_protect.png’).convert_alpha() self.destroy_images = [] self.destroy_images.extend([ pygame.image.load(r’E:learn pygameimageme_destroy_1.png’).convert_alpha(), pygame.image.load(r’E:learn pygameimageme_destroy_2.png’).convert_alpha(), pygame.image.load(r’E:learn pygameimageme_destroy_3.png’).convert_alpha(), pygame.image.load(r’E:learn pygameimageme_destroy_4.png’).convert_alpha() ]) self.rect = self.image1.get_rect() self.width,self.height = bg_size[0],bg_size[1] self.rect.left,self.rect.top = (self.width - self.rect.width) // 2,self.height - self.rect.height - 60 self.speed = 10 self.active = True self.invincible = False self.mask = pygame.mask.from_surface(self.image1) def moveUp(self): if self.rect.top > 0: self.rect.top -= self.speed else: self.rect.top = 0 def moveDown(self): if self.rect.bottom < self.height - 30: self.rect.top += self.speed else: self.rect.bottom = self.height - 30 def moveLeft(self): if self.rect.left > 0: self.rect.left -= self.speed else: self.rect.left = 0 def moveRight(self): if self.rect.right < self.width: self.rect.left += self.speed else: self.rect.right = self.width def reset(self): self.rect.left,self.rect.top = (self.width - self.rect.width) // 2,self.height - self.rect.height - 30 self.active = True self.invincible = True

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