56 lines
2 KiB
C++
56 lines
2 KiB
C++
/*****************************************************************************
|
|
*
|
|
* This file is part of Mapnik (c++ mapping toolkit)
|
|
*
|
|
* Copyright (C) 2017 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
|
|
*
|
|
*****************************************************************************/
|
|
|
|
#include "parse_map_sizes.hpp"
|
|
|
|
#pragma GCC diagnostic push
|
|
#include <mapnik/warning_ignore.hpp>
|
|
#include <boost/spirit/home/x3.hpp>
|
|
#include <boost/fusion/include/adapt_struct.hpp>
|
|
#pragma GCC diagnostic pop
|
|
|
|
BOOST_FUSION_ADAPT_STRUCT (
|
|
visual_tests::map_size,
|
|
(std::size_t, width)
|
|
(std::size_t, height)
|
|
)
|
|
|
|
namespace visual_tests {
|
|
|
|
namespace x3 = boost::spirit::x3;
|
|
using x3::ulong_;
|
|
auto const map_size_rule = x3::rule<class map_size_rule, map_size> {} = ulong_ >> ',' >> ulong_;
|
|
auto const map_sizes_grammar = x3::rule<class map_sizes_grammar_type, std::vector<map_size> > {} =
|
|
map_size_rule % ';' ;
|
|
|
|
void parse_map_sizes(std::string const & str, std::vector<map_size> & sizes)
|
|
{
|
|
boost::spirit::x3::ascii::space_type space;
|
|
std::string::const_iterator iter = str.begin();
|
|
std::string::const_iterator end = str.end();
|
|
if (!boost::spirit::x3::phrase_parse(iter, end, map_sizes_grammar, space, sizes))
|
|
{
|
|
throw std::runtime_error("Failed to parse list of sizes: '" + str + "'");
|
|
}
|
|
}
|
|
|
|
}
|