mapnik/bindings/python/mapnik_polygon_symbolizer.cpp
2012-08-16 16:53:38 +02:00

101 lines
3.8 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
*
*****************************************************************************/
#include <boost/python.hpp>
#include "mapnik_enumeration.hpp"
#include <mapnik/polygon_symbolizer.hpp>
using namespace mapnik;
using mapnik::polygon_symbolizer;
using mapnik::color;
struct polygon_symbolizer_pickle_suite : boost::python::pickle_suite
{
static boost::python::tuple
getinitargs(const polygon_symbolizer& p)
{
return boost::python::make_tuple(p.get_fill());
}
static boost::python::tuple
getstate(const polygon_symbolizer& p)
{
return boost::python::make_tuple(p.get_opacity(),p.get_gamma(),p.get_gamma_method());
}
static void
setstate (polygon_symbolizer& p, boost::python::tuple state)
{
using namespace boost::python;
if (len(state) != 3)
{
PyErr_SetObject(PyExc_ValueError,
("expected 3-item tuple in call to __setstate__; got %s"
% state).ptr()
);
throw_error_already_set();
}
p.set_opacity(extract<float>(state[0]));
p.set_gamma(extract<float>(state[1]));
p.set_gamma_method(extract<gamma_method_e>(state[2]));
}
};
void export_polygon_symbolizer()
{
using namespace boost::python;
class_<polygon_symbolizer>("PolygonSymbolizer",
init<>("Default PolygonSymbolizer - solid fill grey"))
.def(init<color const&>("TODO"))
.def_pickle(polygon_symbolizer_pickle_suite())
.add_property("fill",make_function
(&polygon_symbolizer::get_fill,
return_value_policy<copy_const_reference>()),
&polygon_symbolizer::set_fill)
.add_property("fill_opacity",
&polygon_symbolizer::get_opacity,
&polygon_symbolizer::set_opacity)
.add_property("gamma",
&polygon_symbolizer::get_gamma,
&polygon_symbolizer::set_gamma)
.add_property("gamma_method",
&polygon_symbolizer::get_gamma_method,
&polygon_symbolizer::set_gamma_method,
"gamma correction method")
.add_property("smooth",
&polygon_symbolizer::smooth,
&polygon_symbolizer::set_smooth,
"smooth value (0..1.0)")
.add_property("simplify_algorithm",
&polygon_symbolizer::simplify_algorithm,
&polygon_symbolizer::set_simplify_algorithm,
"simplfication algorithm")
.add_property("simplify_tolerance",
&polygon_symbolizer::simplify_tolerance,
&polygon_symbolizer::set_simplify_tolerance,
"simplfication tolerance measure")
;
}