/***************************************************************************** * * This file is part of Mapnik (c++ mapping toolkit) * * Copyright (C) 2006 Artem Pavlenko, Jean-Francois Doyon * * 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_enumeration.hpp" #include <mapnik/graphics.hpp> #include <mapnik/image_util.hpp> #include <mapnik/point_symbolizer.hpp> #include <mapnik/parse_path.hpp> #include "mapnik_svg.hpp" using namespace mapnik; using mapnik::point_symbolizer; using mapnik::symbolizer_with_image; using mapnik::path_processor_type; using mapnik::parse_path; namespace { using namespace boost::python; const std::string get_filename(point_symbolizer const& t) { return path_processor_type::to_string(*t.get_filename()); } void set_filename(point_symbolizer & t, std::string const& file_expr) { t.set_filename(parse_path(file_expr)); } } struct point_symbolizer_pickle_suite : boost::python::pickle_suite { static boost::python::tuple getinitargs(const point_symbolizer& 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(const point_symbolizer& p) { return boost::python::make_tuple(p.get_allow_overlap(), p.get_opacity(), p.get_ignore_placement(), p.get_point_placement()); } static void setstate (point_symbolizer& p, boost::python::tuple state) { using namespace boost::python; if (len(state) != 4) { PyErr_SetObject(PyExc_ValueError, ("expected 4-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])); p.set_ignore_placement(extract<bool>(state[2])); p.set_point_placement(extract<point_placement_e>(state[3])); } }; void export_point_symbolizer() { using namespace boost::python; enumeration_<point_placement_e>("point_placement") .value("CENTROID",CENTROID_POINT_PLACEMENT) .value("INTERIOR",INTERIOR_POINT_PLACEMENT) ; class_<point_symbolizer>("PointSymbolizer", init<>("Default Point Symbolizer - 4x4 black square")) .def (init<mapnik::path_expression_ptr>("<path expression ptr>")) .def_pickle(point_symbolizer_pickle_suite()) .add_property("filename", &get_filename, &set_filename) .add_property("allow_overlap", &point_symbolizer::get_allow_overlap, &point_symbolizer::set_allow_overlap) .add_property("opacity", &point_symbolizer::get_opacity, &point_symbolizer::set_opacity) .add_property("ignore_placement", &point_symbolizer::get_ignore_placement, &point_symbolizer::set_ignore_placement) .add_property("placement", &point_symbolizer::get_point_placement, &point_symbolizer::set_point_placement, "Set/get the placement of the point") .add_property("transform", mapnik::get_svg_transform<point_symbolizer>, mapnik::set_svg_transform<point_symbolizer>) ; }