ssss.rar贪吃蛇游戏demo

import pygame import time import random # 初始化pygame pygame.init() # 设置颜色 BLACK = (0, 0, 0) WHITE = (255, 255, 255) GREEN = (0, 255, 0) RED = (255, 0, 0) # 设置蛇和食物的大小 SNAKE_SIZE = 20 FOOD_SIZE = 20 # 设置屏幕大小 SCREEN_WIDTH = 600 SCREEN_HEIGHT = 400 # 设置蛇的初始位置和速度 snake_pos = [[100, 50], [90, 50], [80, 50]] snake_speed = 10 # 设置食物的位置 food_pos = [random.randrange(1, (SCREEN_WIDTH//SNAKE_SIZE)) * SNAKE_SIZE, random.randrange(1, (SCREEN_HEIGHT//SNAKE_SIZE)) * SNAKE_SIZE] # 设置初始方向 direction = 'RIGHT' change_to = direction # 设置游戏结束标志 game_over = False # 设置分数 score = 0 # 设置游戏窗口 screen = pygame.display.set_mode((SCREEN_WIDTH, SCREEN_HEIGHT)) pygame.display.set_caption('贪吃蛇小游戏') # 游戏主循环 while not game_over: # 检查事件 for event in pygame.event.get(): if event.type == pygame.QUIT: pygame.quit() sys.exit() # 检查按键事件 elif event.type == pygame.KEYDOWN: if event.key == pygame.K_UP: change_to = 'UP' elif event.key == pygame.K_DOWN: change_to = 'DOWN' elif event.key == pygame.K_LEFT: change_to = 'LEFT' elif event.key == pygame.K_RIGHT: change_to = 'RIGHT' # 确认蛇的方向 if change_to == 'UP' and direction != 'DOWN': direction = 'UP' elif change_to == 'DOWN' and direction != 'UP': direction = 'DOWN' elif change_to == 'LEFT' and direction != 'RIGHT': direction = 'LEFT' elif change_to == 'RIGHT' and direction != 'LEFT': direction = 'RIGHT' # 移动蛇 if direction == 'UP': snake_pos[0][1] -= SNAKE_SIZE elif direction == 'DOWN': snake_pos[0][1] += SNAKE_SIZE elif direction == 'LEFT': snake_pos[0][0] -= SNAKE_SIZE elif direction == 'RIGHT': snake_pos[0][0] += SNAKE_SIZE # 蛇身体增长 snake_pos.insert(0, list(snake_pos[0])) if snake_pos[0] == food_pos: score += 1 food_pos = [random.randrange(1, (SCREEN_WIDTH//SNAKE_SIZE)) * SNAKE_SIZE, random.randrange(1, (SCREEN_HEIGHT//SNAKE_SIZE)) * SNAKE_SIZE] else: snake_pos.pop() # 检查游戏结束条件 if snake_pos[0][0] < 0 or snake_pos[0][0] > SCREEN_WIDTH-SNAKE_SIZE: game_over = True if snake_pos[0][1] < 0 or snake_pos[0][1] > SCREEN_HEIGHT-SNAKE_SIZE: game_over = True for block in snake_pos[1:]: if snake_pos[0] == block: game_over = True # 绘制蛇和食物 screen.fill(BLACK) for pos in snake_pos: pygame.draw.rect(screen, GREEN, pygame.Rect(pos[0], pos[1], SNAKE_SIZE, SNAKE_SIZE)) pygame.draw.rect(screen, RED, pygame.Rect(food_pos[0], food_pos[1], FOOD_SIZE, FOOD_SIZE)) # 更新屏幕显示 pygame.display.flip() # 控制游戏速度 pygame.time.Clock().tick(snake_speed) # 退出游戏 pygame.quit()