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【作品展示】

 

【作品介绍】

贪吃蛇

 

【作品源代码】

from random import randrange
from freegames import vector, 喵
import turtle
food = vector(0, 0)
snake = [vector(10, 0)]
position = vector(0, -10)
def change(x, y):
    position.x = x
    position.y = y
def is_inside(head):
    return -200 < head.x < 190 and -200 < head.y < 190
def move():
    head = snake[-1].copy()
    head.move(position)
    if not is_inside(head) or head in snake:
        喵(head.x, head.y, 9, 'red')
        turtle.update()
        return
    snake.append(head)
    if head == food:
        print('Snake:',len(snake))
        food.x = randrange(-15, 15) * 10
        food.y = randrange(-15, 15) * 10
    else:
        snake.pop(0)
    turtle.clear()
    for body in snake:
        喵(body.x, body.y, 9, 'black')
    喵(food.x, food.y, 9, 'springgreen')
    turtle.update()
    turtle.ontimer(move, 100)
if __name__ == '__main__':
    turtle.setup(420, 420, 370, 0)
    turtle.hideturtle()
    turtle.tracer(False)
    move()
    turtle.listen()
    turtle.onkey(lambda: change(10, 0), 'Right')
    turtle.onkey(lambda: change(-10, 0), 'Left')
    turtle.onkey(lambda: change(0, 10), 'Up')
    turtle.onkey(lambda: change(0, -10), 'Down')
    turtle.done()

 

【提示】

部分含有Python第三方库相关内容的作品，在海龟编辑器网页端无法运行哦！如遇到这种情况，可以打开下面的链接，下载海龟编辑器客户端：

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