写一段贪吃蛇的python
时间: 2023-10-14 18:22:29 浏览: 32
以下是一个简单的贪吃蛇游戏的Python代码,使用了pygame库:
```python
import pygame
import random
# 初始化pygame
pygame.init()
# 游戏窗口大小
width = 500
height = 500
# 创建窗口
win = pygame.display.set_mode((width, height))
# 设置标题
pygame.display.set_caption("贪吃蛇")
# 定义颜色
white = (255, 255, 255)
black = (0, 0, 0)
red = (255, 0, 0)
green = (0, 255, 0)
# 定义贪吃蛇的初始位置和大小
snake_block = 10
snake_speed = 15
x1 = width / 2
y1 = height / 2
# 定义食物的位置
foodx = round(random.randrange(0, width - snake_block) / 10.0) * 10.0
foody = round(random.randrange(0, height - snake_block) / 10.0) * 10.0
# 定义贪吃蛇的移动方向
x1_change = 0
y1_change = 0
# 定义字体
font_style = pygame.font.SysFont(None, 30)
# 显示分数
def message(msg, color):
mesg = font_style.render(msg, True, color)
win.blit(mesg, [width / 6, height / 6])
# 游戏主循环
game_over = False
while not game_over:
# 处理事件
for event in pygame.event.get():
if event.type == pygame.QUIT:
game_over = True
if event.type == pygame.KEYDOWN:
if event.key == pygame.K_LEFT:
x1_change = -snake_block
y1_change = 0
elif event.key == pygame.K_RIGHT:
x1_change = snake_block
y1_change = 0
elif event.key == pygame.K_UP:
y1_change = -snake_block
x1_change = 0
elif event.key == pygame.K_DOWN:
y1_change = snake_block
x1_change = 0
# 移动贪吃蛇
x1 += x1_change
y1 += y1_change
# 判断是否吃到食物
if x1 == foodx and y1 == foody:
print("Yummy!!")
foodx = round(random.randrange(0, width - snake_block) / 10.0) * 10.0
foody = round(random.randrange(0, height - snake_block) / 10.0) * 10.0
# 填充背景颜色
win.fill(black)
# 绘制食物
pygame.draw.rect(win, green, [foodx, foody, snake_block, snake_block])
# 绘制贪吃蛇
pygame.draw.rect(win, white, [x1, y1, snake_block, snake_block])
# 刷新窗口
pygame.display.update()
# 判断游戏是否结束
if x1 >= width or x1 < 0 or y1 >= height or y1 < 0:
game_over = True
# 显示分数
message("Score: " + str(score), white)
# 控制游戏速度
clock = pygame.time.Clock()
clock.tick(snake_speed)
# 退出pygame
pygame.quit()
```
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