/usr/include/mapnik/svg/svg_points_grammar.hpp is in libmapnik-dev 2.2.0+ds1-6build2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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*
* 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 SVG_POINTS_GRAMMAR_HPP
#define SVG_POINTS_GRAMMAR_HPP
// mapnik
#include <mapnik/svg/svg_path_commands.hpp>
// spirit
#include <boost/spirit/include/qi.hpp>
#include <boost/spirit/include/phoenix_function.hpp>
#include <boost/spirit/include/phoenix_core.hpp>
#include <boost/spirit/include/phoenix_operator.hpp>
namespace mapnik { namespace svg {
using namespace boost::spirit;
using namespace boost::phoenix;
template <typename Iterator, typename SkipType, typename PathType>
struct svg_points_grammar : qi::grammar<Iterator,SkipType>
{
explicit svg_points_grammar(PathType & path)
: svg_points_grammar::base_type(start),
move_to_(move_to<PathType>(path)),
line_to_(line_to<PathType>(path)),
close_(close<PathType>(path))
{
using qi::_1;
using qi::_2;
using qi::double_;
start = coord[move_to_(_1,false)] // move_to
>> *(-lit(',') >> coord [ line_to_(_1,false) ] ); // *line_to
coord = double_ >> -lit(',') >> double_;
}
// rules
qi::rule<Iterator,SkipType> start;
qi::rule<Iterator,boost::fusion::vector2<double,double>(),SkipType> coord;
// commands
function<move_to<PathType> > move_to_;
function<line_to<PathType> > line_to_;
function<close<PathType> > close_;
};
}}
#endif // SVG_POINTS_GRAMMAR_HPP
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