ss.py

from __future__ import division

import sys

from classes import *
from utils import *


#### SPIRALLING:
# polygon = [(-10, -10),
# 			(-60,-60),
# 			(0, -120),
# 			(10, -10),
# 			(60,-60),
# 			(120,0),
# 			(10,10),
# 			(60,60),
# 			(0,120),
# 			(-10,10),
# 			(-60,60),
# 			(-120,0)]

# polygon = [
# 			(0, 100),
# 			(0,0),
# 			(100, 0),
# 			(100, 100),
# 			]

if __name__=="__main__":
	# polygon = [ 
	# 		(-102,-10),
	# 		# (-20,0),
	# 		(2,23),
	# 		(30,20),
	# 		(50,0),
	# 		(100,0),
	# 		(100,100),
	# 		(-100,100),
	# ]

	polygon = [[140, 311.7691453623979], [180, 311.7691453623979],
	 [200, 277.12812921102034], [240, 277.12812921102034], 
	 [260, 311.7691453623979], [300, 311.7691453623979], 
	 [280, 277.12812921102034], [320, 277.12812921102034], 
	 [340, 242.4871130596428], [380, 242.4871130596428], 
	 [360, 207.84609690826525], [320, 207.84609690826525], 
	 [300, 242.4871130596428], [260, 173.20508075688772], 
	 [180, 173.20508075688772], [120, 277.12812921102034], 
	 [160, 277.12812921102034]]

	# polygon = [[140, 311.7691453623979], [180, 311.7691453623979],
	#  [200, 277.12812921102034], [240, 277.12812921102034], 
	#  [260, 311.7691453623979], [300, 311.7691453623979], 
	#  [280, 277.12812921102034], [320, 277.12812921102034], 
	#  [220, 20.20508075688772], [120, 277.12812921102034], 
	#  [160, 277.12812921102034]]

	s= SS()
	r=s.create(polygon)
	if r==None:
		print "error during creating straight skeleton"
		sys.exit()

	s.create_creases()

	# LINES = clip_lines(LINES, (minX,maxX, minY,maxY))

	s.drawit(medium="png")