python 实现代码雨_python代码雨代码复制

import pygame
import random
 
def main():
    # 初始化pygame
    pygame.init()
 
    # 默认不全屏
    fullscreen = False
    # 窗口未全屏宽和高
    WIDTH, HEIGHT = 1100, 600
 
    init_width, init_height = WIDTH, HEIGHT
 
    # 字块大小，宽，高
    suface_height = 18
    # 字体大小
    font_size = 20
 
    # 创建一个窗口
    screen = pygame.display.set_mode((init_width, init_height))
 
    # 字体
    font = pygame.font.Font(r'C:\Windows\Boot\Fonts\msyh_boot.ttf', font_size)#此处修改你电脑上的字体文件，
 
    # 创建一个图像对象
    bg_suface = pygame.Surface((init_width, init_height), flags=pygame.SRCALPHA)
    pygame.Surface.convert(bg_suface)
    bg_suface.fill(pygame.Color(0, 0, 0, 28))
 
    # 用纯色填充背景
    screen.fill((0, 0, 0))
 
    # 显示的字符
    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)
    ]
 
    # 也可以替换成0 1 显示
    # texts = [
    #     font.render('0',True,(0,255,0)),font.render('1',True,(0,255,0))
    # ]
 
    # 生成的列数
    column = int(init_width / suface_height)
    drops = [0 for i in range(column)]
 
    while True:
        # 按键检测
        for event in pygame.event.get():
            if event.type == pygame.QUIT:
                # 接受到退出事件后退出
                exit()
            elif event.type == pygame.KEYDOWN:
                # 按F11切换全屏，或窗口
                if event.key == pygame.K_F11:
                    print("检测到按键F11")
                    fullscreen = not fullscreen
                    if fullscreen:
                        # 全屏效果，参数重设
                        size = init_width, init_height = pygame.display.list_modes()[0]
                        screen = pygame.display.set_mode(size, pygame.FULLSCREEN | pygame.HWSURFACE)
 
                    else:
                        init_width, init_height = WIDTH, HEIGHT
                        screen = pygame.display.set_mode((WIDTH, HEIGHT))
 
                    # 图像对象重新创建
                    bg_suface = pygame.Surface((init_width, init_height), flags=pygame.SRCALPHA)
                    pygame.Surface.convert(bg_suface)
                    bg_suface.fill(pygame.Color(0, 0, 0, 28))
                    column = int(init_width / suface_height)
                    drops = [0 for i in range(column)]
                elif event.key == pygame.K_ESCAPE:
                    # 按ESC退出
                    exit()
        # 延时
        pygame.time.delay(30)
 
        # 图像对象放到窗口的原点坐标上
        screen.blit(bg_suface, (0, 0))
 
        for i in range(len(drops)):
            # 随机字符
            text = random.choice(texts)
 
            # 把字符画到该列的下雨的位置
            screen.blit(text, (i * suface_height, drops[i]*suface_height))
 
            # 更新下雨的坐标
            drops[i] += 1
 
            # 超过界面高度或随机数，下雨位置置0
            if drops[i] * suface_height > init_height or random.random() > 0.95:
                drops[i] = 0
 
        # 更新画面
        pygame.display.flip()
 
 
if __name__ =='__main__':
    main()
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