c7f9d1e568
2.render.cpp - exit rules loop (mastermap styles-?? not sure) 3.pre-allocate space for attributes
146 lines
4 KiB
C++
146 lines
4 KiB
C++
/* This file is part of python_mapnik (c++/python mapping toolkit)
|
|
* Copyright (C) 2005 Artem Pavlenko
|
|
*
|
|
* Mapnik is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU General Public License
|
|
* as published by the Free Software Foundation; either version 2
|
|
* of the License, or any later version.
|
|
*
|
|
* This program 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 General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with this program; if not, write to the Free Software
|
|
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
|
|
*/
|
|
|
|
//$Id: mapnik_python.cc 27 2005-03-30 21:45:40Z pavlenko $
|
|
|
|
#include <boost/get_pointer.hpp>
|
|
#include <boost/python.hpp>
|
|
#include <boost/python/detail/api_placeholder.hpp>
|
|
|
|
#include "mapnik.hpp"
|
|
#include "image_symbolizer.hpp"
|
|
|
|
using namespace mapnik;
|
|
|
|
namespace boost
|
|
{
|
|
namespace python
|
|
{
|
|
|
|
template <typename T,
|
|
template <typename T> class DeallocPolicy>
|
|
T* get_pointer(ref_ptr< T , DeallocPolicy> const& ptr)
|
|
{
|
|
return ( T* )ptr.get();
|
|
}
|
|
|
|
template <typename T>
|
|
struct pointee<ref_ptr<T> >
|
|
{
|
|
typedef T type;
|
|
};
|
|
|
|
template <> struct pointee<ref_ptr<datasource,datasource_delete> >
|
|
{
|
|
typedef datasource type;
|
|
};
|
|
}
|
|
}
|
|
|
|
void export_color();
|
|
void export_layer();
|
|
void export_parameters();
|
|
void export_envelope();
|
|
void export_image();
|
|
void export_map();
|
|
void export_python();
|
|
void export_filter();
|
|
void export_rule();
|
|
void export_style();
|
|
void export_stroke();
|
|
void export_datasource_cache();
|
|
|
|
void render_to_file(const Map& map,const std::string& file,const std::string& format)
|
|
{
|
|
Image32 image(map.getWidth(),map.getHeight());
|
|
Renderer<Image32>::render(map,image);
|
|
image.saveToFile(file,format);
|
|
}
|
|
|
|
void render(const Map& map,Image32& image)
|
|
{
|
|
Renderer<Image32>::render(map,image);
|
|
}
|
|
|
|
|
|
ref_ptr<symbolizer> create_point_symbolizer(std::string const& file,unsigned w,unsigned h)
|
|
{
|
|
return ref_ptr<symbolizer>(new image_symbolizer(file,"png",w,h));
|
|
}
|
|
|
|
ref_ptr<symbolizer> create_line_symbolizer(const Color& pen,float width)
|
|
{
|
|
return ref_ptr<symbolizer>(new line_symbolizer(pen,width));
|
|
}
|
|
|
|
ref_ptr<symbolizer> create_line_symbolizer2(stroke const& strk)
|
|
{
|
|
return ref_ptr<symbolizer>(new line_symbolizer(strk));
|
|
}
|
|
|
|
ref_ptr<symbolizer> create_polygon_symbolizer(const Color& fill)
|
|
{
|
|
return ref_ptr<symbolizer>(new polygon_symbolizer(fill));
|
|
}
|
|
|
|
ref_ptr<symbolizer> create_polygon_symbolizer2(std::string const& file,unsigned w,unsigned h)
|
|
{
|
|
return ref_ptr<symbolizer>(new pattern_symbolizer(file,"png",w,h));
|
|
}
|
|
|
|
BOOST_PYTHON_MODULE(mapnik)
|
|
{
|
|
using namespace boost::python;
|
|
|
|
class_<datasource,ref_ptr<datasource,datasource_delete>,
|
|
boost::noncopyable>("datasource",no_init)
|
|
.def("envelope",&datasource::envelope,
|
|
return_value_policy<reference_existing_object>())
|
|
;
|
|
class_<symbolizer,boost::noncopyable> ("symbolizer",no_init)
|
|
;
|
|
|
|
export_parameters();
|
|
export_color();
|
|
export_envelope();
|
|
export_image();
|
|
export_filter();
|
|
export_rule();
|
|
export_style();
|
|
export_layer();
|
|
export_stroke();
|
|
export_datasource_cache();
|
|
|
|
|
|
class_<coord<double,2> >("coord",init<double,double>())
|
|
.def_readwrite("x", &coord<double,2>::x)
|
|
.def_readwrite("y", &coord<double,2>::y)
|
|
;
|
|
|
|
export_map();
|
|
|
|
def("render_to_file",&render_to_file);
|
|
def("render",&render);
|
|
def("point_symbolizer",&create_point_symbolizer);
|
|
def("line_symbolizer",&create_line_symbolizer);
|
|
def("line_symbolizer",&create_line_symbolizer2);
|
|
def("polygon_symbolizer",&create_polygon_symbolizer);
|
|
def("polygon_symbolizer",&create_polygon_symbolizer2);
|
|
register_ptr_to_python<ref_ptr<symbolizer> >();
|
|
register_ptr_to_python<filter_ptr>();
|
|
}
|