#!/usr/local/bin/python
##
#   Smiley
#   ------
#   This program draws a smiley inside a window. It also uses the
#   the setredraw function so that whenever the window is redrawn
#   (e.g. after being obscured by another window) the smiley is
#   drawn again.
##

from graphapp import *

def draw_smile(w, r):
	r1 = insetr(r, 10)		# inset r1 from edge of window
	p = pt(0,0)

	setcolour(LightBlue)		# blue face !?!
	fillellipse(r1)			# draw face

	setcolour(Red)			# red lips
	setlinewidth(2)			# thicker lips
	r2 = insetr(r1, 30)		# inset from face rectangle
	drawarc(r2, 270-60, 270+60)	# smile between arc angles

	setcolour(Brown)		# brown eyes
	p.x = r1.x + r1.width  * 1/2
	p.y = r1.y + r1.height * 1/4

	r2 = rect(p.x - 30, p.y, 20,20)
	fillellipse(r2)			# draw left eye

	r2 = rect(p.x + 10, p.y, 20,20)
	fillellipse(r2)			# draw right eye

def main():
	w = newwindow("Smile!", rect(50,50,120,120), StandardWindow)
	setredraw(w, draw_smile)
	show(w)
	mainloop()

main()