py_game

'''

'''
import turtle
import time

boxsize = 200
caught = False
score = 0

# Setup the screen
window = turtle.Screen()
mouse = turtle.Turtle()
cat = turtle.Turtle()
cat.color("red")
mouse.penup()
mouse.goto(100, 100)

# Checkbound function. This is used to stop mouse from leaving the square set by the box size
def checkbound():
    global boxsize 
    if mouse.xcor() > boxsize:
        mouse.goto(boxsize, mouse.ycor())
    if mouse.xcor() < -boxsize:
        mouse.goto(-boxsize, mouse.ycor())
    if mouse.ycor() > boxsize:
        mouse.goto(mouse.xcor(), boxsize)
    if mouse.ycor() < -boxsize:
        mouse.goto(mouse.xcor(), -boxsize)

# Functions that are called on keypress events
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()

# 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("Difficulty", "Enter a difficulty from easy (1), for hard (5)", minval = 1, maxval = 5)

window.listen()

# main loop
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()