mapnik/bindings/python/mapnik_rule.cpp

91 lines
3.7 KiB
C++

/*****************************************************************************
*
* 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
*
*****************************************************************************/
// boost
#include <boost/python.hpp>
#include <boost/python/implicit.hpp>
#include <boost/python/detail/api_placeholder.hpp>
#include <boost/python/suite/indexing/vector_indexing_suite.hpp>
// mapnik
#include <mapnik/rule.hpp>
#include <mapnik/expression.hpp>
#include <mapnik/expression_string.hpp>
using mapnik::rule;
using mapnik::expr_node;
using mapnik::expression_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::shield_symbolizer;
using mapnik::text_symbolizer;
using mapnik::building_symbolizer;
using mapnik::markers_symbolizer;
using mapnik::symbolizer;
using mapnik::to_expression_string;
void export_rule()
{
using namespace boost::python;
implicitly_convertible<point_symbolizer,symbolizer>();
implicitly_convertible<line_symbolizer,symbolizer>();
implicitly_convertible<line_pattern_symbolizer,symbolizer>();
implicitly_convertible<polygon_symbolizer,symbolizer>();
implicitly_convertible<building_symbolizer,symbolizer>();
implicitly_convertible<polygon_pattern_symbolizer,symbolizer>();
implicitly_convertible<raster_symbolizer,symbolizer>();
implicitly_convertible<shield_symbolizer,symbolizer>();
implicitly_convertible<text_symbolizer,symbolizer>();
implicitly_convertible<markers_symbolizer,symbolizer>();
class_<rule::symbolizers>("Symbolizers",init<>("TODO"))
.def(vector_indexing_suite<rule::symbolizers>())
;
class_<rule>("Rule",init<>("default constructor"))
.def(init<std::string const&,
boost::python::optional<double,double> >())
.add_property("name",make_function
(&rule::get_name,
return_value_policy<copy_const_reference>()),
&rule::set_name)
.add_property("filter",make_function
(&rule::get_filter,return_value_policy<copy_const_reference>()),
&rule::set_filter)
.add_property("min_scale",&rule::get_min_scale,&rule::set_min_scale)
.add_property("max_scale",&rule::get_max_scale,&rule::set_max_scale)
.def("set_else",&rule::set_else)
.def("has_else",&rule::has_else_filter)
.def("set_also",&rule::set_also)
.def("has_also",&rule::has_also_filter)
.def("active",&rule::active)
.add_property("symbols",make_function
(&rule::get_symbolizers,return_value_policy<reference_existing_object>()))
.add_property("copy_symbols",make_function
(&rule::get_symbolizers,return_value_policy<copy_const_reference>()))
;
}