打飞机游戏【来源于Crossin的编程教室 http://chuansong.me/account/crossincode 】

# -*- coding: utf-8 -*-
import pygame
from sys import exit
class Bullet:
    def __init__(self):
        #初始化成员变量，x，y，image
        self.x = 0
        self.y = -1
        self.image = pygame.image.load('bullet.png').convert_alpha()

    def move(self):
        #处理子弹的运动
        if self.y < 0:
            mouseX, mouseY = pygame.mouse.get_pos()
            self.x = mouseX - self.image.get_width() / 2
            self.y = mouseY - self.image.get_height() / 2
        else:
            self.y -= 5
pygame.init()
screen = pygame.display.set_mode((450, 800), 0, 32)
pygame.display.set_caption("Hello, World!")
background = pygame.image.load('back.jpg').convert()
plane = pygame.image.load('plane.png').convert_alpha()
bullet = Bullet()
#加载子弹图像
#初始化子弹位置
while True:
    for event in pygame.event.get():
        if event.type == pygame.QUIT:
            pygame.quit()
            exit()
    screen.blit(background, (0,0))
    bullet.move()
    screen.blit(bullet.image, (bullet.x, bullet.y))
    #把子弹画到屏幕上
    x, y = pygame.mouse.get_pos()
    x-= plane.get_width() / 2
    y-= plane.get_height() / 2
    screen.blit(plane, (x, y))
    pygame.display.update()

# -*- coding: utf-8 -*-
import pygame
#导入pygame库
from sys import exit
#向sys模块借一个exit函数用来退出程序
pygame.init()
#初始化pygame,为使用硬件做准备
screen = pygame.display.set_mode((600, 170), 0, 32)
#创建了一个窗口,窗口大小和背景图片大小一样
pygame.display.set_caption("Hello, World!")
#设置窗口标题
background = pygame.image.load('0.jpg').convert()
#加载并转换图像
plane = pygame.image.load('2.jpg').convert()
while True:
#游戏主循环
    for event in pygame.event.get():
        if event.type == pygame.QUIT:
            #接收到退出事件后退出程序
            pygame.quit()
            exit()
 
    screen.blit(background, (0,0))
    x, y = pygame.mouse.get_pos()
    #获取鼠标位置
    x-= plane.get_width() / 2
    y-= plane.get_height() / 2
    #计算飞机的左上角位置
    screen.blit(plane, (x,y))
    #把飞机画到屏幕上
    pygame.display.update()
    #刷新一下画面

# -*- coding: utf-8 -*-
import pygame
from sys import exit
pygame.init()
screen = pygame.display.set_mode((450, 800), 0, 32)
pygame.display.set_caption("Hello, World!")
background = pygame.image.load('back.jpg').convert()
plane = pygame.image.load('plane.png').convert_alpha()
bullet = pygame.image.load('bullet.png').convert_alpha()
#加载子弹图像
bullet_x = 0
bullet_y = -1
#初始化子弹位置
while True:
    for event in pygame.event.get():
        if event.type == pygame.QUIT:
            pygame.quit()
            exit()
    screen.blit(background, (0,0))
    x, y = pygame.mouse.get_pos()
    if bullet_y < 0:
        #如果子弹位置超出了屏幕上端
        bullet_x = x - bullet.get_width() / 2
        bullet_y = y - bullet.get_height() / 2
        #把子弹的中心位置设为鼠标坐标
    else:
        bullet_y -= 5
        #子弹的位置往上移
    screen.blit(bullet, (bullet_x, bullet_y))
    #把子弹画到屏幕上
    x-= plane.get_width() / 2
    y-= plane.get_height() / 2
    screen.blit(plane, (x, y))
    pygame.display.update()

# -*- coding: utf-8 -*-
import pygame
import random
from sys import exit
class Bullet:
    def __init__(self):
        #初始化成员变量，x，y，image
        self.x = 0
        self.y = -1
        self.image = pygame.image.load('bullet.png').convert_alpha()
        self.active = False

    def move(self):
        if self.active:
            self.y-=3
        if self.y < 0:
            self.active =False
        #处理子弹的运动
    def restart(self):
            mouseX, mouseY = pygame.mouse.get_pos()
            self.x = mouseX - self.image.get_width() / 2
            self.y = mouseY - self.image.get_height() / 2
            self.active = True
class Enemy:
    def restart(self):
        self.x = random.randint(50, 400)
        self.y = random.randint(-200, -50)
        self.speed = random.random() + 0.1
    def __init__(self):
        self.restart()
        self.image = pygame.image.load('enemy.png').convert_alpha()

    def move(self):
        if self.y < 800:
            self.y += self.speed
        else:
            self.restart()
class Plane:
    def restart(self):
        self.x = 200
        self.y = 600

    def __init__(self):
        self.restart()
        self.image = pygame.image.load('plane.png').convert_alpha()

    def move(self):
        x, y = pygame.mouse.get_pos()
        x-= self.image.get_width() / 2
        y-= self.image.get_height() / 2
        self.x = x
        self.y = y
def checkCrash(enemy, plane):
    if (plane.x + 0.7*plane.image.get_width() > enemy.x) and (plane.x + 0.3*plane.image.get_width() < enemy.x + enemy.image.get_width()) and (plane.y + 0.7*plane.image.get_height() > enemy.y) and (plane.y + 0.3*plane.image.get_width() < enemy.y + enemy.image.get_height()):
        return True
    return False
def checkHit(enemy, bullet):
    if (bullet.x > enemy.x and bullet.x < enemy.x + enemy.image.get_width()) and (
        bullet.y > enemy.y and bullet.y < enemy.y + enemy.image.get_height()
    ):
        enemy.restart()
        bullet.active = False
        #增加返回值
        return True
    return False
pygame.init()
screen = pygame.display.set_mode((450, 800), 0, 32)
pygame.display.set_caption("Hello, World!")
background = pygame.image.load('back.jpg').convert()
plane = Plane()
bullets = []
for i in range(10):
    bullets.append(Bullet())
count_b =len(bullets)
index_b=0
interval_b=0
gameover = False
score = 0
font = pygame.font.Font(None, 32)
enemies = []
for i in range(5):
    enemies.append(Enemy())
#加载子弹图像
#初始化子弹位置
while True:
            for event in pygame.event.get():
                if event.type == pygame.QUIT:
                    pygame.quit()
                    exit()
                if gameover and event.type == pygame.MOUSEBUTTONUP:
                    plane.restart()
                    for e in enemies:
                        e.restart()
                    for b in bullets:
                        b.active = False
                    score = 0
                    gameover = False
            interval_b-=1
            screen.blit(background, (0,0))
            if  not gameover:
                if interval_b<0:
                    bullets[index_b].restart()
                    interval_b=100
                    index_b=(index_b+1)%count_b
                for b in bullets:
                    if b.active:
                        for e in enemies:
                            if checkHit(e, b):
                                score+=100
                            b.move()
                        screen.blit(b.image,(b.x,b.y))
                for e in enemies:
                    if checkCrash(e, plane):
                        gameover = True
                    e.move()
                    screen.blit(e.image, (e.x, e.y))
                screen.blit(plane.image, (plane.x, plane.y))
                plane.move()
                text = font.render("Socre: %d" % score, 1, (0, 0, 0))
                screen.blit(text, (0, 50))
            else:
                text = font.render("Socre: %d" % score, 1, (0, 0, 0))
                screen.blit(text, (190, 400))
            pygame.display.update()