python:小游戏“贪吃蛇大作战“!

代码:

import pygame
import sys
import random
from pygame.locals import *
class Snake(object):
#制作背景和蛇、果实的的颜色,o~255,0,0,0,是代表黑色，255，255，255代表白色
def __init__(self):
    self.black = pygame.Color(0, 0, 0)
    self.red = pygame.Color(255, 0, 0)
    self.white = pygame.Color(255, 255, 255)
def gameover(self):
    pygame.quit()
    sys.exit()
def initialize(self):
    pygame.init()
    clock = pygame.time.Clock()
    playSurface = pygame.display.set_mode((800, 600))
    pygame.display.set_caption('代码男神制作贪吃蛇（看主页领取源码）')
    snakePosition = [80, 80]  

    snakebody = [[80, 80], [60, 80], [40, 80]]
    targetPosition = [200, 400]
    targetflag = 1  
    direction = 'right'  
    changeDirection = direction 
    self.main(snakebody,targetPosition,targetflag,direction,changeDirection,snakePosition,playSurface,clock)

 def main(self,snakebody,targetPosition,targetflag,direction,changeDirection,snakePosition,playSurface,clock):
    while True:
       
        for event in pygame.event.get():
            if event.type == QUIT:
                pygame.quit()
                sys.exit()

          
            elif event.type == KEYDOWN:
               
                if event.key == K_RIGHT:
                    changeDirection = 'right'
                    print('向右')
                if event.key == K_LEFT:
                    changeDirection = 'left'
                    print("向左")
                if event.key == K_DOWN:
                    print('向下')
                    changeDirection = 'down'
                if event.key == K_UP:
                    print('向上')
                    changeDirection = 'up'
                 
                if event.key == K_ESCAPE:
                    pygame.event.post(pygame.event.Event(QUIT))

          
        if (changeDirection == 'left' and not direction == 'right'):
            direction = changeDirection
        if (changeDirection == 'right' and not direction == 'left'):
            direction = changeDirection
        if (changeDirection == 'down' and not direction == 'up'):
            direction = changeDirection
        if (changeDirection == 'up' and not direction == 'down'):
            direction = changeDirection
        
        if direction == 'right':
            snakePosition[0] += 20
        if direction == 'left':
            snakePosition[0] -= 20
        if direction == 'up':
            snakePosition[1] -= 20
        if direction == 'down':
            snakePosition[1] += 20

    
        snakebody.insert(0, list(snakePosition))
        if (snakePosition[0] == targetPosition[0] and snakePosition[1] == targetPosition[1]):
            targetflag = 0
        else:
            snakebody.pop()
       
        if targetflag == 0:
            x = random.randrange(1, 40)
            y = random.randrange(1, 30)  
            targetPosition = [int(x * 20), int(y * 20)]
            targetflag = 1
      
        playSurface.fill(self.black) 
        for position in snakebody:
            pygame.draw.rect(playSurface, self.white, Rect(position[0], position[1], 20, 20))  
            pygame.draw.rect(playSurface, self.red, Rect(targetPosition[0], targetPosition[1], 20, 20))  
        pygame.display.flip()
        if (snakePosition[0] > 900 or snakePosition[0] < 0):
            snake.gameover()
        elif (snakePosition[1] > 800 or snakePosition[1] < 0):
            snake.gameover()
        for i in snakebody[1:]:
            if(snakePosition[0] == i[0] and snakePosition[1] == i[1]):
                snake.gameover()

      
        clock.tick(5)

snake = Snake()
snake.initialize()

运行结果截图:

想玩的宝宝可以复制代码去试着玩一玩哦!