生成贪吃蛇的python代码
时间: 2023-10-12 12:05:02 浏览: 25
以下是一个简单的贪吃蛇游戏的 Python 代码,供您参考:
```python
import pygame
import sys
import random
import time
# 定义方向常量
UP_DIR = 0
RIGHT_DIR = 1
DOWN_DIR = 2
LEFT_DIR = 3
# 定义颜色常量
WHITE = (255, 255, 255)
BLACK = (0, 0, 0)
RED = (255, 0, 0)
GREEN = (0, 255, 0)
BLUE = (0, 0, 255)
class Snake(object):
def __init__(self):
self.body = [(10, 10)]
self.direction = RIGHT_DIR
def move(self):
head_x, head_y = self.body[0]
if self.direction == UP_DIR:
self.body.insert(0, (head_x, head_y - 10))
elif self.direction == RIGHT_DIR:
self.body.insert(0, (head_x + 10, head_y))
elif self.direction == DOWN_DIR:
self.body.insert(0, (head_x, head_y + 10))
else:
self.body.insert(0, (head_x - 10, head_y))
self.body.pop()
def change_dir(self, key):
if key == pygame.K_UP and self.direction != DOWN_DIR:
self.direction = UP_DIR
elif key == pygame.K_RIGHT and self.direction != LEFT_DIR:
self.direction = RIGHT_DIR
elif key == pygame.K_DOWN and self.direction != UP_DIR:
self.direction = DOWN_DIR
elif key == pygame.K_LEFT and self.direction != RIGHT_DIR:
self.direction = LEFT_DIR
class Food(object):
def __init__(self):
self.pos = (0, 0)
self.color = RED
def new(self):
x = random.randrange(0, SCREEN_WIDTH, 10)
y = random.randrange(0, SCREEN_HEIGHT, 10)
self.pos = (x, y)
def draw(self):
pygame.draw.rect(screen, self.color, (self.pos[0], self.pos[1], 10, 10))
# 初始化Pygame
pygame.init()
# 设置窗口大小,标题
SCREEN_WIDTH, SCREEN_HEIGHT = 400, 400
screen = pygame.display.set_mode((SCREEN_WIDTH, SCREEN_HEIGHT))
pygame.display.set_caption('Greedy Snake')
FPS = 10
frame_clock = pygame.time.Clock()
# 定义字体
font = pygame.font.SysFont("consolas", 30)
# 初始化蛇和食物
snake = Snake()
food = Food()
# 定义游戏主循环
while True:
# 处理事件
for event in pygame.event.get():
if event.type == pygame.QUIT:
sys.exit()
elif event.type == pygame.KEYDOWN:
snake.change_dir(event.key)
# 移动蛇
snake.move()
# 判断是否吃到食物
if snake.body[0] == food.pos:
food.new()
snake.body.append(snake.body[-1])
# 判断是否结束游戏
if snake.body[0][0] < 0 or snake.body[0][0] >= SCREEN_WIDTH or \
snake.body[0][1] < 0 or snake.body[0][1] >= SCREEN_HEIGHT or \
snake.body[0] in snake.body[1:]:
text = font.render("Game Over", True, RED)
screen.blit(text, (SCREEN_WIDTH // 2 - 80, SCREEN_HEIGHT // 2 - 20))
pygame.display.update()
time.sleep(2)
sys.exit()
# 绘制背景
screen.fill(WHITE)
# 绘制蛇和食物
for pos in snake.body:
pygame.draw.rect(screen, GREEN, (pos[0], pos[1], 10, 10))
food.draw()
# 更新显示
pygame.display.update()
# 控制帧率
frame_clock.tick(FPS)
```
希望这个代码可以帮助到您!
相关推荐
![pdf](https://img-home.csdnimg.cn/images/20210720083512.png)
![py](https://img-home.csdnimg.cn/images/20210720083646.png)
![pdf](https://img-home.csdnimg.cn/images/20210720083512.png)
![](https://csdnimg.cn/download_wenku/file_type_ask_c1.png)
![](https://csdnimg.cn/download_wenku/file_type_ask_c1.png)
![](https://csdnimg.cn/download_wenku/file_type_ask_c1.png)
![](https://csdnimg.cn/download_wenku/file_type_ask_c1.png)
![](https://csdnimg.cn/download_wenku/file_type_ask_c1.png)
![](https://csdnimg.cn/download_wenku/file_type_ask_c1.png)
![](https://csdnimg.cn/download_wenku/file_type_ask_c1.png)
![](https://csdnimg.cn/download_wenku/file_type_ask_c1.png)
![](https://csdnimg.cn/download_wenku/file_type_ask_c1.png)
![](https://csdnimg.cn/download_wenku/file_type_ask_c1.png)
![](https://csdnimg.cn/download_wenku/file_type_ask_c1.png)
![](https://csdnimg.cn/download_wenku/file_type_ask_c1.png)
![](https://csdnimg.cn/download_wenku/file_type_ask_c1.png)
![](https://csdnimg.cn/download_wenku/file_type_ask_c1.png)
![pdf](https://img-home.csdnimg.cn/images/20210720083512.png)