IT业界：python编程之PyPong

作者:课课家教育更新于： 2020-06-16 14:26:29

Python是一种计算机程序设计语言。是一种面向对象的动态类型语言，最初被设计用于编写自动化脚本(shell)，随着版本的不断更新和语言新功能的添加，越来越多被用于独立的、大型项目的开发。

import sys, pygame, easygui

from pygame.color import THECOLORS

class MyBallClass(pygame.sprite.Sprite):

def __init__(self, image_file, location, speed):

super().__init__()

self.image = pygame.image.load(image_file)

self.rect = self.image.get_rect()

self.rect.topleft = location

self.speed = speed

def move(self):

global score, score_sur, score_font

if self.rect.left < 0 or self.rect.right > width:

self.speed[0] = -self.speed[0]

if self.rect.top < 0:

self.speed[1] = -self.speed[1]

score += 1

score_sur = score_font.render(str(score), 1, THECOLORS['black'])

self.rect = self.rect.move(self.speed)

class MyPaddleClass(pygame.sprite.Sprite):

def __init__(self, location):

super().__init__()

self.image = pygame.Surface([100, 20])

self.image.fill([0, 0, 0])

self.rect = self.image.get_rect()

self.rect.topleft = location

def animate():

global lives, running

screen.fill(color)

myBall.move()

screen.blit(myBall.image, myBall.rect)

screen.blit(myPaddle.image, myPaddle.rect)

screen.blit(score_sur, score_pos)

if myBall.rect.top >= screen.get_rect().bottom:

lives -= 1

if lives == 0:

#ret = easygui.msgbox("Game Over!", 'PyPong')

ret = easygui.buttonbox('Game over! Try again?', 'PyPong', choices=['Ok', 'Cancel'])

if ret == 'Ok':

lives = 3

myBall.rect.topleft = [50, 50]

elif ret == 'Cancel':

running = False

else:

pygame.time.delay(2000)

myBall.rect.topleft = [50, 50]

for i in range(lives):

screen.blit(myBall.image, [width - 40*i, 20])

pygame.display.flip()

size = width, height = 640, 480

color = THECOLORS['white']

img = r'E:/PycharmProjects/m_py/ball.png'

ballStartPos = [10, 10]

speed = [5, 5]

pygame.init()

pygame.mixer.init()

screen = pygame.display.set_mode(size)

hit = pygame.mixer.Sound('Button.wav')

hit.set_volume(0.4)

screen.fill(color)

myBall = MyBallClass(img, ballStartPos, speed)

myPaddle = MyPaddleClass([270, 400])

ballGroup = pygame.sprite.Group(myBall)

score = 0

score_font = pygame.font.Font(None, 50)

score_sur = score_font.render(str(score), 1, THECOLORS['black'])

score_pos = [10, 10]

lives = 3

clock = pygame.time.Clock()

running = True

while running:

clock.tick(30)

for event in pygame.event.get():

if event.type == pygame.QUIT:

running = False

if event.type == pygame.MOUSEMOTION:

myPaddle.rect.centerx = event.pos[0]

if pygame.sprite.spritecollide(myPaddle, ballGroup, False):

myBall.speed[1] = -myBall.speed[1]

hit.play()

animate()

pygame.quit()

Python是一种解释型脚本语言，可以应用于以下领域:

• web 和 Internet开发
• 科学计算和统计
• 教育
• 桌面界面开发
• 软件开发
• 后端开发