# Tk_Incrementing_Lines.py

# Tk_Incrementing_Lines.py

# just wondering what this would look like

from Tkinter import *

ww = 120
hh = 120
root = Tk()
root.title("Incrementing Lines")
root.geometry("%dx%d+0+0"%(ww,hh))
canvas = Canvas(root, width=ww, height=hh)
canvas.grid()

lines = [ww]*ww
incr = [0 if not z else 2.0/z for z in range(ww)]

while 1:
    canvas.delete('all')
    for y in range(hh):
        lines[y] = (lines[y]+incr[y])%(ww*2)
        x = abs(ww-lines[y])
        canvas.create_line(-2,y,x,y)
    root.update()