用Python实现的代码雨，超赞！

FONT_PX = 15

pygame.init()

winSur = pygame.display.set_mode((500, 600))

font = pygame.font.SysFont('fangsong', 20)

bg_suface = pygame.Surface((500, 600), flags=pygame.SRCALPHA)

pygame.Surface.convert(bg_suface)

bg_suface.fill(pygame.Color(0, 0, 0, 13))

winSur.fill((0, 0, 0))

# 数字

texts = [font.render(str(i), True, (0, 255, 0)) for i in range(10)]

colums = int(500 / FONT_PX)

drops = [0 for i in range(colums)]

while True:

    for event in pygame.event.get():

        if event.type == pygame.QUIT:

            exit()

    pygame.time.delay(33)

    winSur.blit(bg_suface, (0, 0))

    for i in range(len(drops)):

        text = random.choice(texts)

        winSur.blit(text, (i * FONT_PX, drops[i] * FONT_PX))

        drops[i] += 1

        if drops[i] * 10 > 600 or random.random() > 0.95:

            drops[i] = 0

    pygame.display.flip()

PANEL_width = 400

PANEL_highly = 500

FONT_PX = 15

pygame.init()

# 创建一个窗口

winSur = pygame.display.set_mode((PANEL_width, PANEL_highly))

font = pygame.font.SysFont('123.ttf', 22)

bg_suface = pygame.Surface((PANEL_width, PANEL_highly), flags=pygame.SRCALPHA)

pygame.Surface.convert(bg_suface)

bg_suface.fill(pygame.Color(0, 0, 0, 28))

winSur.fill((0, 0, 0))

letter = ['q', 'w', 'e', 'r', 't', 'y', 'u', 'i', 'o', 'p', 'a', 's', 'd', 'f', 'g', 'h', 'j', 'k', 'l', 'z', 'x', 'c',

          'v', 'b', 'n', 'm']

texts = [

    font.render(str(letter[i]), True, (0, 255, 0)) for i in range(26)

]

# 按窗口的宽度来计算可以在画板上放几列坐标并生成一个列表

column = int(PANEL_width / FONT_PX)

drops = [0 for i in range(column)]

while True:

    # 从队列中获取事件

    for event in pygame.event.get():

        if event.type == pygame.QUIT:

            exit()

        elif event.type == pygame.KEYDOWN:

            chang = pygame.key.get_pressed()

            if (chang[32]):

                exit()

    # 暂停给定的毫秒数

    pygame.time.delay(30)

    # 重新编辑图像

    winSur.blit(bg_suface, (0, 0))

    for i in range(len(drops)):

        text = random.choice(texts)

        # 重新编辑每个坐标点的图像

        winSur.blit(text, (i * FONT_PX, drops[i] * FONT_PX))

        drops[i] += 1

        if drops[i] * 10 > PANEL_highly or random.random() > 0.95:

            drops[i] = 0

    pygame.display.flip()

# 初始雨滴纵坐标

INIT_HEIGHT = 10

# 雨滴创建

def rainmake(canvas, imagefile):

    rainlist = []

    for i in range(5):

        # 根据图片，创建一排雨滴

        rainlist.append(canvas.create_image(100 + 80 * i, INIT_HEIGHT, anchor=NE, image=imagefile))

    return rainlist

# 雨滴下落

def raindown(tk, canvas, imagefile, sec):

    # 线程间等待

    time.sleep(sec)

    rainlist = rainmake(canvas, imagefile)

    # 每个雨滴的纵坐标值

    height = [INIT_HEIGHT] * 10

    while True:

        # 每次移动前稍等一会

        time.sleep(0.2)

        # 5 个雨滴一起移动

        for i in range(5):

            # 如果雨滴字到底了，则不继续移动

            if not height[i] == 0:

                # 设置下落步调

                rnd = random.randint(5, 50)

                canvas.move(rainlist[i], 0, rnd)

                height[i] = height[i] + rnd

                tk.update()

        for i,h in enumerate(height):

            if h > 400:

                # 当雨滴字走到最下方，则删除

                canvas.delete(rainlist[i])

                tk.update()

                # 清空该雨滴的 height

                height[i] = 0

                print(i,h,height)

        # 全到底，则跳出循环

        if height == [0] * 5:

            print('break:',threading.current_thread().name)

            break

def lookloop(tk, canvas, thread):

    aliveflg = False

    while True:

        # 5s 检测一次

        time.sleep(5)

        for th in thread:

            if th.is_alive():

                aliveflg = True

            else:

                aliveflg = False

        if aliveflg == False:

            break

    canvas.create_text(100 , 200, text='雨停了...', fill='red')

    canvas.pack()

    time.sleep(5)

    tk.destroy()