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#!/usr/bin/env python
'''
Copyright (C) 2010 Aurelio A. Heckert, aurium (a) gmail dot com
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 2 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, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
'''
import inkex
def is_empty(val):
if val is None:
return True
else:
return len(str(val)) == 0
class WebSlicer_Effect(inkex.Effect):
def __init__(self):
inkex.Effect.__init__(self)
def get_slicer_layer(self, force_creation=False):
# Test if webslicer-layer layer existis
layer = self.document.xpath(
'//*[@id="webslicer-layer" and @inkscape:groupmode="layer"]',
namespaces=inkex.NSS)
if len(layer) is 0:
if force_creation:
# Create a new layer
layer = inkex.etree.SubElement(self.document.getroot(), 'g')
layer.set('id', 'webslicer-layer')
layer.set(inkex.addNS('label', 'inkscape'), 'Web Slicer')
layer.set(inkex.addNS('groupmode', 'inkscape'), 'layer')
else:
layer = None
else:
layer = layer[0]
return layer
def get_conf_text_from_list(self, conf_atts):
conf_list = []
for att in conf_atts:
if not is_empty(getattr(self.options, att)):
conf_list.append(
att.replace('_','-') +': '+ str(getattr(self.options, att))
)
return "\n".join( conf_list )
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