/***************************************************************************** * * 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 * *****************************************************************************/ #include <boost/python.hpp> #include <mapnik/graphics.hpp> #include <mapnik/expression_node.hpp> #include <mapnik/value_error.hpp> #include <mapnik/image_util.hpp> #include <mapnik/markers_symbolizer.hpp> #include <mapnik/parse_path.hpp> #include "mapnik_svg.hpp" #include "mapnik_enumeration.hpp" #include "python_optional.hpp" #include <mapnik/marker_cache.hpp> // for known_svg_prefix_ using mapnik::markers_symbolizer; using mapnik::symbolizer_with_image; using mapnik::path_processor_type; using mapnik::parse_path; 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 set_marker_type(mapnik::markers_symbolizer & symbolizer, std::string const& marker_type) { std::string filename; if (marker_type == "ellipse") { filename = mapnik::marker_cache::instance().known_svg_prefix_ + "ellipse"; } else if (marker_type == "arrow") { filename = mapnik::marker_cache::instance().known_svg_prefix_ + "arrow"; } else { throw mapnik::value_error("Unknown marker-type: '" + marker_type + "'"); } symbolizer.set_filename(parse_path(filename)); } } void export_markers_symbolizer() { using namespace boost::python; mapnik::enumeration_<mapnik::marker_placement_e>("marker_placement") .value("POINT_PLACEMENT",mapnik::MARKER_POINT_PLACEMENT) .value("INTERIOR_PLACEMENT",mapnik::MARKER_INTERIOR_PLACEMENT) .value("LINE_PLACEMENT",mapnik::MARKER_LINE_PLACEMENT) ; mapnik::enumeration_<mapnik::marker_multi_policy_e>("marker_multi_policy") .value("EACH",mapnik::MARKER_EACH_MULTI) .value("WHOLE",mapnik::MARKER_WHOLE_MULTI) .value("LARGEST",mapnik::MARKER_LARGEST_MULTI) ; class_<markers_symbolizer>("MarkersSymbolizer", init<>("Default Markers Symbolizer - circle")) .def (init<mapnik::path_expression_ptr>("<path expression ptr>")) .add_property("filename", &get_filename, &set_filename) .add_property("marker_type", &get_filename, &set_marker_type) .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 overall opacity") .add_property("fill_opacity", &markers_symbolizer::get_fill_opacity, &markers_symbolizer::set_fill_opacity, "Set/get the fill opacity") .add_property("ignore_placement", &markers_symbolizer::get_ignore_placement, &markers_symbolizer::set_ignore_placement) .add_property("transform", &mapnik::get_svg_transform<markers_symbolizer>, &mapnik::set_svg_transform<markers_symbolizer>) .add_property("width", make_function(&markers_symbolizer::get_width, return_value_policy<copy_const_reference>()), &markers_symbolizer::set_width, "Set/get the marker width") .add_property("height", make_function(&markers_symbolizer::get_height, return_value_policy<copy_const_reference>()), &markers_symbolizer::set_height, "Set/get the marker height") .add_property("fill", &markers_symbolizer::get_fill, &markers_symbolizer::set_fill, "Set/get the marker fill color") .add_property("stroke", &markers_symbolizer::get_stroke, &markers_symbolizer::set_stroke, "Set/get the marker stroke (outline)") .add_property("placement", &markers_symbolizer::get_marker_placement, &markers_symbolizer::set_marker_placement, "Set/get the marker placement") .add_property("multi_policy", &markers_symbolizer::get_marker_multi_policy, &markers_symbolizer::set_marker_multi_policy, "Set/get the marker multi geometry rendering policy") .add_property("comp_op", &markers_symbolizer::comp_op, &markers_symbolizer::set_comp_op, "Set/get the marker comp-op") .add_property("clip", &markers_symbolizer::clip, &markers_symbolizer::set_clip, "Set/get the marker geometry's clipping status") .add_property("smooth", &markers_symbolizer::smooth, &markers_symbolizer::set_smooth, "Set/get the marker geometry's smooth value") ; }