mapnik/include/mapnik/json/generic_json.hpp
2014-08-08 12:13:49 +01:00

57 lines
2.1 KiB
C++

/*****************************************************************************
*
* This file is part of Mapnik (c++ mapping toolkit)
*
* Copyright (C) 2013 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_GENERIC_JSON_HPP
#define MAPNIK_GENERIC_JSON_HPP
#include <mapnik/util/variant.hpp>
#include <boost/spirit/include/qi.hpp>
namespace mapnik { namespace json {
namespace qi = boost::spirit::qi;
namespace standard_wide = boost::spirit::standard_wide;
using standard_wide::space_type;
template <typename Iterator>
struct generic_json
{
qi::rule<Iterator,space_type> value;
qi::symbols<char const, char const> unesc_char;
qi::uint_parser< unsigned, 16, 4, 4 > hex4 ;
qi::int_parser<mapnik::value_integer,10,1,-1> int__;
qi::rule<Iterator,std::string(), space_type> string_;
qi::rule<Iterator,space_type> key_value;
qi::rule<Iterator,mapnik::util::variant<value_null,bool,
value_integer,value_double,
std::string>(),space_type> number;
qi::rule<Iterator,space_type> object;
qi::rule<Iterator,space_type> array;
qi::rule<Iterator,space_type> pairs;
qi::real_parser<double, qi::strict_real_policies<double> > strict_double;
};
}}
#endif // MAPNIK_GENERIC_JSON_HPP