"""
triangle.py

Click three points and draw a triangle.

We worked on this in breakout rooms.
It's also in Zelle's book and his slides;
see https://mcsp.wartburg.edu/zelle/python/ppics3/code/chapter04/triangle.pyw

"""

from graphics import *

window = GraphWin("triangle", 600, 600)

p1 = window.getMouse()
p1.draw(window)

p2 = window.getMouse()
p2.draw(window)

p3 = window.getMouse()
p3.draw(window)

triangle = Polygon(p1, p2, p3)
triangle.setFill('lime')
triangle.draw(window)

wait = window.getMouse()