aden - 接小球游戏4.0

import pygame
import time
import random
# 游戏初始化
pygame.init()
# 设置窗口大小  640长度  窗口宽度500
screen = pygame.display.set_mode((640, 500))
# 设置窗口标题
pygame.display.set_caption("坦福版接球游戏")

# 文字1. 设置文字字体和大小
font = pygame.font.SysFont("SimHei", 35)
a = 200
b = 200
board_x = 400
board_y = 320
speedy = 1
speedx = 1
score = 0
game_over = True
r, g, bl = random.randint(0, 255), random.randint(0, 255), random.randint(0, 255)
# 图片1。导入图片
background = pygame.image.load('black.jpeg')
ball = pygame.image.load('ball.png')
# 音乐
pygame.mixer.init()    # 声音初始化
pygame.mixer.music.load("xxx.mp3") # 加载图片
pygame.mixer.music.set_volume(0.3)  # 设置声音
pygame.mixer.music.play(-1)        # 循环播放
# 音效
hit = pygame.mixer.Sound("hit.wav")
hit.set_volume(0.3)

while 1 < 100:
    # 事件：我们对电脑的物理操作，按键，鼠标（按键，移动）
    for event in pygame.event.get():
        # print(event)
        if event.type == pygame.QUIT:
            pygame.quit() # 退出游戏
        elif event.type == pygame.KEYDOWN:
            if event.key == pygame.K_a:
                board_x = board_x - 10
            if event.key == pygame.K_d:
                board_x = board_x + 10
        elif event.type == pygame.MOUSEMOTION:
            board_x,board_y = event.pos
        elif event.type == pygame.MOUSEBUTTONUP:
            if game_over:
                game_over = False
                score = 0
                a,b = 0,0
                t1 = time.time()

    screen.fill((0, 0, 0))

    if game_over:
        # 2.设置文字的内容和颜色
        font3 = font.render("点击鼠标开始游戏", True, (0, 255, 0))
        # 3.把文字放在窗口上
        screen.blit(font3, (100, 100))
    else:
        # 图片2
        screen.blit(background,(0,0))
        b = b + speedy
        a = a + speedx
        if a > 640:
            speedx = -1
        elif a< 0:
            speedx = 1

        if b > 640:
            b = 0
        if b < 0:
            r,g,bl =random.randint(0,255),random.randint(0,255),random.randint(0,255)
            speedy = 1

        if board_x< a<board_x + 200 and board_y < b < board_y+10:
            score = score +1
            board_y = b - 1
            speedy = -1
            hit.play()


        # 画小球：屏幕，rgb三基色，坐标，半径
        # pygame.draw.circle(screen,(r,g,bl),(a,b), 23)
        screen.blit(ball, (a,b))

        # time.sleep(1)
        #  画一个长方形 pygame.draw.rect(屏幕，（r，g，b），（经度，维度，板长，板宽）)
        pygame.draw.rect(screen,(105,105,150),(board_x,board_y,200,10))

        # 2.设置文字的内容和颜色
        font2 = font.render("分数：%d"%score, True, (0,255,0))
        # 3.把文字放在窗口上
        screen.blit(font2, (100,100))

        t2 = time.time()
        djs = 30 - (t2-t1)
        # 2.设置文字的内容和颜色
        font4 = font.render("时间：%d"%djs, True, (0,255,0))
        # 3.把文字放在窗口上
        screen.blit(font4, (100,200))
        if djs < 0:
            game_over = True
    # 刷新
    pygame.display.update()







``