/***************************************************************************** * * This file is part of Mapnik (c++ mapping toolkit) * * Copyright (C) 2010 Artem Pavlenko * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2.1 of the License, or (at your option) any later version. * * This library 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 * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, write to the Free Software * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA * *****************************************************************************/ //$Id$ #include <boost/python.hpp> #include <mapnik/graphics.hpp> #include <mapnik/image_util.hpp> #include <mapnik/markers_symbolizer.hpp> #include <mapnik/parse_path.hpp> using mapnik::markers_symbolizer; using mapnik::symbolizer_with_image; using mapnik::path_processor_type; using mapnik::parse_path; struct markers_symbolizer_pickle_suite : boost::python::pickle_suite { static boost::python::tuple getinitargs(markers_symbolizer const& p) { std::string filename = path_processor_type::to_string(*p.get_filename()); return boost::python::make_tuple(filename,mapnik::guess_type(filename)); } static boost::python::tuple getstate(markers_symbolizer const& p) { return boost::python::make_tuple(p.get_allow_overlap());//,p.get_opacity()); } static void setstate (markers_symbolizer& p, boost::python::tuple state) { using namespace boost::python; if (len(state) != 2) { PyErr_SetObject(PyExc_ValueError, ("expected 2-item tuple in call to __setstate__; got %s" % state).ptr() ); throw_error_already_set(); } p.set_allow_overlap(extract<bool>(state[0])); //p.set_opacity(extract<float>(state[1])); } }; namespace { using namespace boost::python; std::string get_filename(mapnik::markers_symbolizer const& symbolizer) { return path_processor_type::to_string(*symbolizer.get_filename()); } void set_filename(mapnik::markers_symbolizer & symbolizer, std::string const& file_expr) { symbolizer.set_filename(parse_path(file_expr)); } } void export_markers_symbolizer() { using namespace boost::python; class_<markers_symbolizer>("MarkersSymbolizer", init<>("Default Markers Symbolizer - blue arrow")) .def (init<mapnik::path_expression_ptr>("<path expression ptr>")) //.def_pickle(markers_symbolizer_pickle_suite()) .add_property("filename", get_filename, set_filename) .add_property("allow_overlap", &markers_symbolizer::get_allow_overlap, &markers_symbolizer::set_allow_overlap) .add_property("spacing", &markers_symbolizer::get_spacing, &markers_symbolizer::set_spacing) .add_property("max_error", &markers_symbolizer::get_max_error, &markers_symbolizer::set_max_error) .add_property("opacity", &markers_symbolizer::get_opacity, &markers_symbolizer::set_opacity, "Set/get the text opacity") ; }