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#!/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/.
#
"""Effect to add transitions"""
import inkex
from inkex.styles import Style
from jessyink_install import JessyInkMixin, _
class Transitions(JessyInkMixin, inkex.EffectExtension):
"""Add transition to later"""
def add_arguments(self, pars):
pars.add_argument("--tab", dest="what")
pars.add_argument("--layerName", default="")
pars.add_argument("--effectIn", default="default")
pars.add_argument("--effectOut", default="default")
pars.add_argument("--effectInDuration", type=float, default=0.8)
pars.add_argument("--effectOutDuration", type=float, default=0.8)
def effect(self):
self.is_installed()
if not self.options.layerName:
raise inkex.AbortExtension(_("Please enter a layer name."))
node = self.svg.getElement(
f"//*[@inkscape:groupmode='layer' "
f"and @inkscape:label='{self.options.layerName}']"
)
if node is None:
raise inkex.AbortExtension(
_("Layer '{}' not found.").format(self.options.layerName)
)
if self.options.effectIn == "default":
node.set("jessyink:transitionIn", None)
else:
length = int(self.options.effectInDuration * 1000)
node.set(
"jessyink:transitionIn",
Style(name=self.options.effectIn, length=length),
)
if self.options.effectOut == "default":
node.set("jessyink:transitionOut", None)
else:
length = int(self.options.effectOutDuration * 1000)
node.set(
"jessyink:transitionOut",
Style(name=self.options.effectOut, length=length),
)
if __name__ == "__main__":
Transitions().run()
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