connectSVG/breakUncontinuous.py

# -*- coding:utf-8 -*-

##
# This file is part of connectSVG.
#
# connectSVG is free software: you can redistribute it and/or modify it
# under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License,
# or (at your option) any later version.
#
# connectSVG is distributed in the hope that it will be useful, but WITHOUT ANY
# WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
# FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
# details.
#
# You should have received a copy of the GNU General Public License along
# with connectSVG. If not, see <https://www.gnu.org/licenses/>.
##

import logging
log = logging.getLogger("connectsvg")

def breakUncontinuous(paths, attributes) :
	log.info("Starting with %d paths", len(paths))
	i = 0
	while i < len(paths) :
		path = paths[i]
		pathAttributes = attributes[i]
		log.debug("Processing path "+str(i))

		if not path.iscontinuous() :
			replacePaths = path.continuous_subpaths()

			paths.pop(i)
			attributes.pop(i)
			i -= 1

			for replacePath in replacePaths :
				paths.insert(i, replacePath)
				attributes.insert(i, pathAttributes)
				i += 1
			log.debug("Replaced by %d paths", len(replacePaths))
		i += 1

	log.info("Ending with %d paths", len(paths))
	return paths, attributes