mapnik/include/mapnik/wkb.hpp

62 lines
2 KiB
C++

/*****************************************************************************
*
* This file is part of Mapnik (c++ mapping toolkit)
*
* Copyright (C) 2011 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
*
*****************************************************************************/
#ifndef MAPNIK_WKB_HPP
#define MAPNIK_WKB_HPP
// mapnik
#include <mapnik/geometry.hpp>
#include <mapnik/noncopyable.hpp>
namespace mapnik
{
/*!
* From wikipedia.com:
*
* Well-known text (WKT) is a text markup language for representing vector
* geometry objects on a map, spatial reference systems of spatial objects
* and transformations between spatial reference systems. A binary equivalent,
* known as well-known binary (WKB) is used to transfer and store the same
* information on databases, such as PostGIS. The formats are regulated by
* the Open Geospatial Consortium (OGC) and described in their Simple Feature
* Access and Coordinate Transformation Service specifications.
*/
enum wkbFormat
{
wkbAuto=1,
wkbGeneric=2,
wkbSpatiaLite=3
};
class MAPNIK_DECL geometry_utils : private mapnik::noncopyable
{
public:
static bool from_wkb (boost::ptr_vector<geometry_type>& paths,
const char* wkb,
unsigned size,
wkbFormat format = wkbGeneric);
};
}
#endif // MAPNIK_WKB_HPP