#!/usr/bin/env python
#bigwalk.pyw

from graphics import*
from random import randrange
import math

def main():
    win = GraphWin("Random Walk Simulator", 640, 480)
    win.setCoords(0.0, 0.0, 500.0, 500.0)
    #message = Text(Point(250, 450), "Dot Generator")
    #message.draw(win)
    print "A random walk simulator.\n"
    n = input("How many steps will you take? ")
    x = y = 250
    for points in range(n):
        step = randrange(1,5)
        #line = Line(Point(x,y), p2)
        #line.draw(win)
        if step == 1 or y == 0:
            y = y + 4
        elif step == 2 or x == 0:
            x = x + 4
        elif step == 3 or y == 500:
            y = y - 4
        elif step == 4 or x == 500:
            x = x - 4
        p2 = Point(x,y)
        p2.draw(win)

    raw_input("Press <ENTER> to quit")
    win.close()

if __name__ == '__main__':
    main()