mapnik/bindings/python/mapnik_rule.cpp

/*****************************************************************************
 * 
 * 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 <boost/python/implicit.hpp>
#include <boost/python/suite/indexing/vector_indexing_suite.hpp>
#include <rule.hpp>


void export_rule()
{
    using namespace boost::python;

    using mapnik::rule_type;
    using mapnik::filter;
    using mapnik::filter_ptr;
    using mapnik::Feature;
    using mapnik::point_symbolizer;
    using mapnik::line_symbolizer;
    using mapnik::line_pattern_symbolizer;
    using mapnik::polygon_symbolizer;
    using mapnik::polygon_pattern_symbolizer;
    using mapnik::raster_symbolizer;
    using mapnik::text_symbolizer;
    using mapnik::symbolizer;
    using mapnik::symbolizers;

    
    implicitly_convertible<point_symbolizer,symbolizer>();
    implicitly_convertible<line_symbolizer,symbolizer>();
    implicitly_convertible<line_pattern_symbolizer,symbolizer>();
    implicitly_convertible<polygon_symbolizer,symbolizer>();
    implicitly_convertible<polygon_pattern_symbolizer,symbolizer>();
    implicitly_convertible<raster_symbolizer,symbolizer>();
    implicitly_convertible<text_symbolizer,symbolizer>();
    
    class_<symbolizers>("Symbolizers",init<>("TODO"))
    	.def(vector_indexing_suite<symbolizers>())
    	;
    
    class_<rule_type>("Rule",init<>("default constructor"))
        .def(init<std::string const&,
             boost::python::optional<std::string const&,double,double> >())
        .add_property("name",make_function
                      (&rule_type::get_name,
                       return_value_policy<copy_const_reference>()),
                      &rule_type::set_name)
        .add_property("title",make_function
                      (&rule_type::get_title,return_value_policy<copy_const_reference>()),
                      &rule_type::set_title)
        .add_property("abstract",make_function
                      (&rule_type::get_abstract,return_value_policy<copy_const_reference>()),
                      &rule_type::set_abstract)
        .add_property("filter",make_function
                      (&rule_type::get_filter,return_value_policy<copy_const_reference>()),
                      &rule_type::set_filter)
        .add_property("min_scale",&rule_type::get_min_scale,&rule_type::set_min_scale)
        .add_property("max_scale",&rule_type::get_max_scale,&rule_type::set_max_scale)
        .def("set_else",&rule_type::set_else)
        .def("has_else",&rule_type::has_else_filter)
        .def("active",&rule_type::active)
        .add_property("symbols",make_function
                      (&rule_type::get_symbolizers,return_value_policy<reference_existing_object>()))
        ;
}