pygame：简易游戏（飞机大战）

import math

import random

import pygame

import sys

# pygame初始化

pygame.init()

# 得分初始化

score = 0

# 创建surface主窗体

screen = pygame.display.set_mode((1061, 658))

pygame.display.set_caption('planeGame 1.0 author:Keven Duan')   # 给主窗体命名

# 添加背景音乐

pygame.mixer.music.load('bg.mp3')

pygame.mixer.music.play(-1)

baopo = pygame.mixer.Sound("baopo.mp3")

# 导入素材图片

icon = pygame.image.load('planeicon.png')

bg = pygame.image.load("background.png")

plane = pygame.image.load("plane.png")

gameover_img = pygame.image.load('gameover.png')

new_gameover = pygame.transform.scale(gameover_img, (500, 500)) # 调整图片大小

pygame.display.set_icon(icon)   # 设置图标

# 坐标的设置

#plane

planeX = 435

planeY = 450

planeStep = 0 # 飞机移动的参数

# 创建ufo类

class UFO():

    def __init__(self):

        self.img = pygame.image.load("ufo.png")

        self.x = random.randint(0, 800)

        self.y = random.randint(0, 200)

        self.step = 0.1*random.randint(5, 20)

    def reset(self):    # 重新加载坐标点

        self.x = random.randint(0, 800)

        self.y = random.randint(0, 200)

# 创建子弹类

class Bulltet():

    def __init__(self):

        self.img = pygame.image.load("bullet.png")

        self.x = planeX + 65

        self.y = planeY - 10

        self.step = 1

    def hit(self):

        for u in ufo_list:

            if distance(u.x, u.y, self.x, self.y) < 30:

                global score

                score += 1

                baopo.play()

                bulltets.remove(self)

                u.reset()

bulltets = []

# 创建UFO对象

ufo_list=[]

def create_ufo():

    ufo_num = 8

    for i in range(ufo_num):

        ufo_list.append(UFO())

create_ufo()

# 两点之间距离

def distance(ux ,uy, bx, by):

    a = bx - ux

    b = by - uy

    return math.sqrt(a * a + b * b)

# 子弹的移动

def show_belltet():

    for b in bulltets:

        screen.blit(b.img, (b.x, b.y))

        b.y -= b.step

        b.hit()  # 每次显示判断是否击中

        if b.y < 0:

            bulltets.remove(b)

# 飞机的移动与添加

def plane_move():

    global planeX

    # 控制飞机横坐标

    planeX -= planeStep

    # 防止飞机出界

    if planeX > 880:

        planeX = 880

        gameover()

    if planeX < 0:

        planeX = 0

        gameover()

    screen.blit(plane, (planeX, planeY))  # 添加飞机

# ufo移动与添加

def ufo_move():

    global ufo_list

    for e in ufo_list:

        screen.blit(e.img, (e.x, e.y))  # 添加ufo

        e.x += e.step

        # ufo 循环运动

        if e.x < 0:

            e.step *= -1

            e.y += 30

        elif e.x > 880:

            e.step *= -1

            e.y += 30

        elif e.y > planeY:

            gameover()

            ufo_list = []

            create_ufo()

# 游戏失败画面

def gameover():

    """

    游戏结束界面

    :param planeX: 飞机的横坐标

    :return: None

    """

    global score, ufo_list

    screen.blit(new_gameover, (290, 100))

    score = 0

# 循环游戏体

while True:

    screen.blit(bg, (0, 0)) #添加背景图

    # 创建文字对象

    ft = pygame.font.SysFont(['方正粗黑宋简体', 'microsoftsansserif'], 40)

    text = ft.render(f"score:{score}", True, (0, 255, 0))

    screen.blit(text, (10, 10))

    for event in pygame.event.get():

        if event.type == pygame.QUIT:

            sys.exit()

        if event.type == pygame.KEYDOWN:

            if event.key == pygame.K_LEFT:

                planeStep = 3

            elif event.key == pygame.K_RIGHT:

                planeStep = -3

            elif event.key == pygame.K_SPACE:

                # 添加子弹到列表

                bulltets.append(Bulltet())

    if score == 100:

        score = 1000

    ufo_move() # ufo的添加与移动

    plane_move()  # 飞机的添加与移动

    show_belltet()  # 显示子弹

    # 刷新界面

    pygame.display.update()

pygame：简易游戏（飞机大战）的相关教程结束。