#!/usr/bin/env python
# Copyright 2008, 2009 Hannes Hochreiner
# This program 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.
#
# This program 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 this program.  If not, see http://www.gnu.org/licenses/.

import os

# These lines are only needed if you don't put the script directly into
# the installation directory
import sys
# Unix
sys.path.append('/usr/share/inkscape/extensions')
# OS X
sys.path.append('/Applications/Inkscape.app/Contents/Resources/extensions')
# Windows
sys.path.append('C:\Program Files\Inkscape\share\extensions')

# We will use the inkex module with the predefined Effect base class.
import inkex

class	JessyInk_CustomMouseHandler(inkex.Effect):
	def __init__(self):
		# Call the base class constructor.
		inkex.Effect.__init__(self)

		self.OptionParser.add_option('--tab', action = 'store', type = 'string', dest = 'what')
		self.OptionParser.add_option('--mouseSettings', action = 'store', type = 'string', dest = 'mouseSettings', default = 'default')

		inkex.NSS[u"jessyink"] = u"https://launchpad.net/jessyink"
		
	def effect(self):
		# Check version.
		scriptNodes = self.document.xpath("//svg:script[@jessyink:version='1.5.1']", namespaces=inkex.NSS)

		if len(scriptNodes) != 1:
			sys.stderr.write("The JessyInk script is not installed in this SVG file or has a different version than the JessyInk extensions. Please select \"install/update...\" from the \"JessyInk\" sub-menu of the \"Effects\" menu to install or update the JessyInk script.\n\n")

		# Remove old mouse handler
		for node in self.document.xpath("//jessyink:mousehandler", namespaces=inkex.NSS):
			node.getparent().remove(node)
		
		if self.options.mouseSettings == "noclick":
			# Create new script node.
			scriptElm = inkex.etree.Element(inkex.addNS("script", "svg"))
			scriptElm.text = open(os.path.join(os.path.dirname(__file__),	"jessyInk_core_mouseHandler_noclick.js")).read()
			groupElm = inkex.etree.Element(inkex.addNS("mousehandler", "jessyink"))
			groupElm.set("{" + inkex.NSS["jessyink"] + "}subtype", "jessyInk_core_mouseHandler_noclick")
			groupElm.append(scriptElm)
			self.document.getroot().append(groupElm)
		elif self.options.mouseSettings == "draggingZoom":
			# Create new script node.
			scriptElm = inkex.etree.Element(inkex.addNS("script", "svg"))
			scriptElm.text = open(os.path.join(os.path.dirname(__file__),	"jessyInk_core_mouseHandler_zoomControl.js")).read()
			groupElm = inkex.etree.Element(inkex.addNS("mousehandler", "jessyink"))
			groupElm.set("{" + inkex.NSS["jessyink"] + "}subtype", "jessyInk_core_mouseHandler_zoomControl")
			groupElm.append(scriptElm)
			self.document.getroot().append(groupElm)

# Create effect instance
effect = JessyInk_CustomMouseHandler()
effect.affect()

