pygame系列_弹力球

这是pygame写的弹力球

运行效果：

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代码部分：

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 #A bouncing ball

 import sys, pygame

 __author__ = {'name' : 'Hongten',
               'mail' : '[e-mail]',
               'blog' : 'http://www.cnblogs.com/hongten',
               'QQ'   : '',
               'Version' : '1.0'}

 pygame.init()

 size = width, height = 600, 500
 speed = [1, 1]
 black = 249, 130, 57

 screen = pygame.display.set_mode(size)

 ball = pygame.image.load('c:\\test\\ball.gif')
 ballrect = ball.get_rect()

 while 1:
     for event in pygame.event.get():
         if event.type == pygame.QUIT:
             sys.exit()

     ballrect = ballrect.move(speed)
     if ballrect.left < 0 or ballrect.right > width:
         speed[0] = -speed[0]
     if ballrect.top < 0 or ballrect.bottom > height:
         speed[1] = - speed[1]

     screen.fill(black)
     screen.blit(ball, ballrect)
     pygame.display.flip()