1#!/usr/local/bin/python3.8 2# 3# Copyright (C) 2009 Aurelio A. Heckert, aurium (a) gmail dot com 4# 5# This program is free software; you can redistribute it and/or modify 6# it under the terms of the GNU General Public License as published by 7# the Free Software Foundation; either version 2 of the License, or 8# (at your option) any later version. 9# 10# This program is distributed in the hope that it will be useful, 11# but WITHOUT ANY WARRANTY; without even the implied warranty of 12# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 13# GNU General Public License for more details. 14# 15# You should have received a copy of the GNU General Public License 16# along with this program; if not, write to the Free Software 17# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. 18# 19""" 20This effect adds a feature visible (or usable) only on a SVG enabled web 21browser (like Firefox). This effect sets one or more attributes in the second 22selected element, when a defined event occurs on the first selected element. 23If you want to set more than one attribute, you must separate this with a space, 24and only with aspace. 25""" 26 27# local library 28import inkex 29from inkex.localization import inkex_gettext as _ 30import inkwebeffect 31 32class SetAttribute(inkwebeffect.InkWebEffect): 33 """Set a web attribute accross many objects""" 34 def add_arguments(self, pars): 35 pars.add_argument("--tab", help="The selected UI-tab when OK was pressed") 36 pars.add_argument("--att", default="fill", help="Attribute to set.") 37 pars.add_argument("--val", default="red", help="Values to set.") 38 pars.add_argument("--when", default="onclick", help="When it must to set?") 39 pars.add_argument("--from-and-to", dest="from_and_to", default="g-to-one") 40 pars.add_argument("--compatibility", default="append", 41 help="Compatibility with previews code to this event.") 42 43 def effect(self): 44 self.ensureInkWebSupport() 45 46 if len(self.options.ids) < 2: 47 raise inkex.AbortExtension(_("You must select at least two elements.")) 48 49 # All set the last else The first set all 50 split = -1 if self.options.from_and_to == "g-to-one" else 1 51 el_from = list(self.svg.selected.values())[:split] 52 id_to = list(self.svg.selected.ids)[split:] 53 54 ev_code = "InkWeb.setAtt({{el:['{}'], att:'{}', val:'{}'}})".format( 55 "','".join(id_to), self.options.att, self.options.val) 56 for elem in el_from: 57 prev_ev_code = elem.get(self.options.when) 58 if prev_ev_code is None: 59 prev_ev_code = "" 60 61 if self.options.compatibility == 'append': 62 el_ev_code = prev_ev_code + ";\n" + ev_code 63 if self.options.compatibility == 'prepend': 64 el_ev_code = ev_code + ";\n" + prev_ev_code 65 if self.options.compatibility == 'replace': 66 el_ev_code = ev_code 67 68 elem.set(self.options.when, el_ev_code) 69 70if __name__ == '__main__': 71 SetAttribute().run() 72