0e5f71408e
path_parse and path_parse_from_string were redundant, replaced with overloaded path_parse function to achieve the same functionality. Additional consistency cleanup in load_map.cpp.
64 lines
2 KiB
C++
64 lines
2 KiB
C++
/*****************************************************************************
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*
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* This file is part of Mapnik (c++ mapping toolkit)
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*
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* Copyright (C) 2011 Artem Pavlenko
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*
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*****************************************************************************/
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#ifndef MAPNIK_PATH_EXPRESSIONS_GRAMMAR_HPP
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#define MAPNIK_PATH_EXPRESSIONS_GRAMMAR_HPP
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// mapnik
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#include <mapnik/attribute.hpp>
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// boost
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#include <boost/variant.hpp>
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// spirit2
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#include <boost/spirit/include/qi.hpp>
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#include <boost/spirit/include/qi_action.hpp>
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// stl
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#include <string>
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#include <vector>
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namespace mapnik
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{
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using namespace boost;
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namespace qi = boost::spirit::qi;
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namespace phoenix = boost::phoenix;
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namespace standard_wide = boost::spirit::standard_wide;
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using standard_wide::space_type;
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typedef boost::variant<std::string, attribute> path_component;
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typedef std::vector<path_component> path_expression;
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template <typename Iterator>
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struct path_expression_grammar : qi::grammar<Iterator, std::vector<path_component>(), space_type>
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{
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path_expression_grammar();
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qi::rule<Iterator, std::vector<path_component>() , space_type> expr;
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qi::rule<Iterator, std::string() , space_type> attr;
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qi::rule<Iterator, std::string() > str;
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};
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}
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#endif // MAPNIK_PATH_EXPRESSIONS_GRAMMAR_HPP
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