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利用Python实现简单猫鼠游戏

2018年04月02日  | 移动技术网IT编程  | 我要评论

妃子校,刘谦最新魔术,写新闻

猫鼠游戏

利用键盘的方向键来控制老鼠的移动

import turtle
import time

boxsize=200
caught=False
score=0

#function that are called on keypresses
def up():
    mouse.forward(10)
    checkbound()

def left():
    mouse.left(45)

def right():
    mouse.right(45)

def back():
    mouse.backward(10)
    checkbound()

def quitTurtles():
    window.bye()

#stop the mouse from leaving the square set by box size
def checkbound():
    global boxsize
    if mouse.xcor()>boxsize:
        mouse.goto(boxsize,mouse.ycor())
    if mouse<-boxsize:
        mouse(-boxsize,mouseycor())
    if mouse.ycor>boxsize:
        mouse.goto(mouse.xcor(),boxsize)
    if mouse.ycor()<-boxsize:
        mouse.goto(mouse.xcor(),-boxsize)

#set up screen
window = turtle.Screen()
mouse = turtle.Turtle()
cat = turtle.Turtle()
mouse.penup()
mouse.penup()
mouse.goto(100,100)

#add key listeners
window.onkeypress(up,"Up")
window.onkeypress(left,"Left")
window.onkeypress(right,"Right")
window.onkeypress(back,"Down")
window.onkeypress(quitTurtles,"Escape")
difficulty = window.numinput("Diffculty",
                             "Enter a difficulty from easy (1) ,for hard (5)",
                             minval=1,maxval=5)

window.listen()
#mian loop
#note how it change with difficulty
while not caught:
    cat.setheading(cat.towards(mouse))
    cat.forward(8+difficulty)
    score=score+1
    if cat.distance(mouse)<5:
        caught=True
    time.sleep(0.2-(0.01*difficulty))
window.textinput("GAME OVER","Well done. You scored:"+str(score*difficulty))
window.bye()

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