"""贪吃蛇"""
import random
import sys
import time
import pygame
from pygame.locals import *
from collections import deque
SCREEN_WIDTH = 800 # 屏幕宽度
SCREEN_HEIGHT = 600 # 屏幕高度
SIZE = 20 # 小方格大小
LINE_WIDTH = 1 # 网格线宽度
# 游戏区域的坐标范围
SCOPE_X = (0, SCREEN_WIDTH // SIZE - 1)
SCOPE_Y = (2, SCREEN_HEIGHT // SIZE - 1)
# 食物的分值及颜色
FOOD_STYLE_LIST = [(10, (255, 100, 100)), (20, (100, 255, 100)), (30, (100, 100, 255))]
LIGHT = (100, 100, 100)
DARK = (200, 200, 200) # 蛇的颜色
BLACK = (0, 0, 0) # 网格线颜色
RED = (200, 30, 30) # 红色，GAME OVER 的字体颜色
BGCOLOR = (40, 40, 60) # 背景色
def print_text(screen, font, x, y, text, fcolor=(255, 0, 0)):
imgText = font.render(text, True, fcolor)
screen.blit(imgText, (x, y))
# 初始化蛇
def init_snake():
snake = deque()
snake.append((2, SCOPE_Y[0]))
snake.append((1, SCOPE_Y[0]))
snake.append((0, SCOPE_Y[0]))
return snake
def create_food(snake):
