importpygamefrom random importrandint, choice
screen_length= 700screen_width= 500
#模拟彩带飘落的类，掉落的词作为彩带
classWord_drop(pygame.sprite.Sprite):#设置属性：包括字体、下落速度、彩带来源、彩带框的属性
def __init__(self):
pygame.sprite.Sprite.__init__(self)
self.font= pygame.font.SysFont(name='幼圆', size=10, bold=True, italic=True)
self.speed= randint(15, 30)
self.word=self.getWord()
self.image=self.font.render(self.word, True,
(randint(0,255), randint(0, 255), randint(0, 255)))
self.image= pygame.transform.rotate(self.image, randint(87, 93))
self.rect=self.image.get_rect()
self.rect.topleft= (randint(0, screen_length), -20)#获取掉落的词
defgetWord(self):
length= randint(1, 8)
word= ''
for i inrange(length):
word+= choice('qwertyuiopasdfghjklzxcvbnm1234567890QWERTYUIOPASDFGHJKLZXCVBNM')returnword#设置彩带更新的条件
def update(self, *args):
self.rect=self.rect.move(0, self.speed)if self.rect.top >screen_length:
self.kill()#实现"跑马灯"效果的函数
defword_translate(jx, ztw1, ztw2, screen_length, text):
max_ztw=max(ztw1, ztw2)
jx.x-= 5
if jx.x < 0 -max_ztw:
jx.x= (screen_length + 10)
screen.blit(text, [jx.x, jx.y])if __name__ == '__main__':#初始化工作
pygame.init()
pygame.font.init()#渲染字体，两行字
a = pygame.font.SysFont(name='幼圆', size=50, bold=True, italic=True)
word1= "中国"text1= a.render(word1, True, (255, 0, 0), (0, 0, 0))
word2= "我超级爱你"text2= a.render(word2, True, (255, 0, 0), (0, 0, 0))#"跑马场"字体框的属性
_, _, ztw1, zth1 =text1.get_rect()
jx1= pygame.Rect(screen_length, (screen_width / 2 -zth1), ztw1, zth1)
_, _, ztw2, zth2=text2.get_rect()
jx2= pygame.Rect(screen_length, (screen_width / 2), ztw2, zth2)#其他相关设置
screen =pygame.display.set_mode((screen_length, screen_width))
clock=pygame.time.Clock()
wordGroup=pygame.sprite.Group()whileTrue:
clock.tick(30)
screen.fill((0, 0, 0))#设置退出的条件
for event inpygame.event.get():if event.type ==pygame.QUIT:
pygame.quit()
exit(0)#彩带飘落
word_object =Word_drop()
wordGroup.add(word_object)
wordGroup.update()
wordGroup.draw(screen)#"跑马场"
word_translate(jx1, ztw1, ztw2, screen_length, text1)
word_translate(jx2, ztw1, ztw2, screen_length, text2)
pygame.display.update()
转播
