本篇文章小编给大家分享一下python实现打印扫描效果代码示例,文章代码介绍的很详细,小编觉得挺不错的,现在分享给大家供大家参考,有需要的小伙伴们可以来看看。
1. 介绍
此次我们只是用pygame与random两个包,首先,将他们导入:
import pygame import random
之后,我们进行pygame界面的初始化工作:
# 参数 SCREENSIZE=(600,600) BLACK=(0,0,0,13) # 初始化 pygame.init() font = pygame.font.SysFont('宋体', 20) screen = pygame.display.set_mode(SCREENSIZE) surface = pygame.Surface(SCREENSIZE, flags=pygame.SRCALPHA) pygame.Surface.convert(surface) surface.fill(BLACK) screen.fill(BLACK)
之后设置一下我们字体的相关内容:
# 内容 lib=[chr(i) for i in range(48,48+10)] + [chr(i) for i in range(97,97+26)] # [0-9 a-z] texts = [font.render(l, True, (0, 255, 0)) for l in lib] cols = list(range(40)) # 字体15, 窗口600
最后在一个循环中,更新界面并绘制出代码雨:
while True: for event in pygame.event.get(): if event.type == pygame.QUIT: exit() pygame.time.delay(33) screen.blit(surface, (0, 0)) for i in range(n:=len(cols)): text = random.choice(texts) # 字母扫描 screen.blit(text, (i * 15, cols[i] * 15)) cols[i] = (cols[i]+1)%40 pygame.display.flip()
2. 完整代码
完整代码如下:
import pygame import random # 参数 SCREENSIZE=(600,600) BLACK=(0,0,0,13) # 初始化 pygame.init() font = pygame.font.SysFont('宋体', 20) screen = pygame.display.set_mode(SCREENSIZE) surface = pygame.Surface(SCREENSIZE, flags=pygame.SRCALPHA) pygame.Surface.convert(surface) surface.fill(BLACK) screen.fill(BLACK) # 内容 lib=[chr(i) for i in range(48,48+10)] + [chr(i) for i in range(97,97+26)] # [0-9 a-z] texts = [font.render(l, True, (0, 255, 0)) for l in lib] cols = list(range(40)) # 字体15, 窗口600 while True: for event in pygame.event.get(): if event.type == pygame.QUIT: exit() pygame.time.delay(33) screen.blit(surface, (0, 0)) for i in range(n:=len(cols)): text = random.choice(texts) # 字母扫描 screen.blit(text, (i * 15, cols[i] * 15)) cols[i] = (cols[i]+1)%40 pygame.display.flip()