金典贪吃蛇游戏

[python]代码库

# -*- codeing = utf-8 -*-
# @Time:2020/10/21 20:16
# @File:贪吃蛇.py
# @Software:PyCharm

import pygame as p
import easygui
import random
import copy

def pause():
    easygui.msgbox("点击按钮以开始游戏","贪吃蛇")

def MianLoop():
    gameover = False
    snake_list = [[10,10]]
    food_point = [random.randint(10,490),random.randint(10,490)]

    p.init()

    icon = p.image.load("./images/icon.jpg")

    screen = p.display.set_mode((500,500))
    clock = p.time.Clock()
    p.display.set_caption("贪吃蛇")
    p.display.set_icon(icon)

    move_up = False
    move_down = False
    move_left = False
    move_right = False

    pause()
    score = 0
    running = True
    while running:
        clock.tick(20)
        screen.fill([50,50,50])

        for e in p.event.get():
            if e.type == p.QUIT:
                import sys
                sys.exit(0)
            if e.type == p.KEYDOWN:
                if move_down != True:
                    if e.key == p.K_w or e.key == p.K_UP:
                        move_up = True
                        move_down = False
                        move_left = False
                        move_right = False
                if move_up != True:
                    if e.key == p.K_s or e.key == p.K_DOWN:
                        move_up = False
                        move_down = True
                        move_left = False
                        move_right = False
                if move_right !=True:
                    if e.key == p.K_a or e.key == p.K_LEFT:
                        move_up = False
                        move_down = False
                        move_left = True
                        move_right = False
                if move_left != True:
                    if e.key == p.K_d or e.key == p.K_RIGHT:
                        move_up = False
                        move_down = False
                        move_left = False
                        move_right = True
                if e.key == p.K_SPACE:
                    pause()

        pos = len(snake_list) - 1
        while pos > 0:
            snake_list[pos] = copy.deepcopy(snake_list[pos-1])
            pos -= 1

        if move_up:
            snake_list[pos][1] -= 10
            if snake_list[pos][1] < 0:
                snake_list[pos][1] = 500
        if move_down:
            snake_list[pos][1] += 10
            if snake_list[pos][1] > 500:
                snake_list[pos][1] = 0
        if move_left:
            snake_list[pos][0] -= 10
            if snake_list[pos][0] < 0:
                snake_list[pos][0] = 500
        if move_right:
            snake_list[pos][0] += 10
            if snake_list[pos][0] > 500:
                snake_list[pos][0] = 0

        food_reck = p.draw.circle(screen,[255,50,50],food_point,13,0)

        for point in snake_list:
            p.draw.circle(screen,[255,255,0],point,5,0)

        snake_rect = []
        for snake_pos in snake_list:
            snake_rect.append(p.draw.circle(screen,[255,255,0],point,5,0))
            if food_reck.collidepoint(snake_pos):
                snake_list.append(food_point)
                food_point = [random.randint(10,490),random.randint(10,490)]
                score += 1
                food_reck = p.draw.circle(screen,[255,50,50],food_point,13,0)

        for snake in snake_list[1:]:
            if snake[0] == snake_list[0][0] and snake[1] == snake_list[0][1]:
                gameover = True
        
        if gameover:
            file = open("./data/data.data","r")
            lszgfs = file.read()
            file.close()
            if len(snake_list) > int(lszgfs):
                file = open("./data/data.data","w")
                lszgfs = len(snake_list)
                file.write(str(lszgfs))
                file.close()
                easygui.msgbox(f"游戏结束\n新纪录:{len(snake_list)}")
            else:
                easygui.msgbox(f"游戏结束\n分数:{len(snake_list)}\n历史最高分数:{lszgfs}")
            file.close()
            break

        p.display.update()

if __name__ == "__main__":
    while True:
        MianLoop()