102 lines
3.4 KiB
C++
102 lines
3.4 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) 2015 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_EXPRESSIONS_GRAMMAR_HPP
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#define MAPNIK_EXPRESSIONS_GRAMMAR_HPP
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// mapnik
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#include <mapnik/config.hpp>
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#include <mapnik/expression_node.hpp>
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#pragma GCC diagnostic push
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#include <mapnik/warning_ignore.hpp>
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#include <boost/spirit/include/qi.hpp>
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#pragma GCC diagnostic pop
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namespace mapnik
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{
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namespace qi = boost::spirit::qi;
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namespace standard_wide = boost::spirit::standard_wide;
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using standard_wide::space_type;
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template <typename T>
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struct integer_parser
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{
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using type = qi::int_parser<T,10,1,-1>;
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};
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struct unary_function_types : qi::symbols<char, unary_function_impl>
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{
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unary_function_types();
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};
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struct binary_function_types : qi::symbols<char, binary_function_impl>
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{
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binary_function_types();
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};
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#ifdef __GNUC__
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template <typename Iterator>
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struct MAPNIK_DECL expression_grammar : qi::grammar<Iterator, expr_node(), space_type>
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#else
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template <typename Iterator>
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struct expression_grammar : qi::grammar<Iterator, expr_node(), space_type>
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#endif
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{
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using rule_type = qi::rule<Iterator, expr_node(), space_type>;
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explicit expression_grammar(std::string const& encoding = "utf-8");
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qi::real_parser<double, qi::strict_real_policies<double> > strict_double;
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typename integer_parser<mapnik::value_integer>::type int__;
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mapnik::transcoder tr_;
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rule_type expr;
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rule_type equality_expr;
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rule_type cond_expr;
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rule_type relational_expr;
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rule_type logical_expr;
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rule_type additive_expr;
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rule_type multiplicative_expr;
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rule_type unary_expr;
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rule_type not_expr;
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rule_type primary_expr;
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qi::rule<Iterator, unary_function_call() , space_type> unary_function_expr;
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qi::rule<Iterator, binary_function_call() , space_type> binary_function_expr;
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qi::rule<Iterator, std::string() > regex_match_expr;
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qi::rule<Iterator, expr_node(expr_node), qi::locals<std::string,std::string>, space_type> regex_replace_expr;
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qi::rule<Iterator, std::string() , space_type> attr;
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qi::rule<Iterator, std::string() , space_type> global_attr;
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qi::rule<Iterator, std::string(), qi::locals<char> > quoted_ustring;
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qi::rule<Iterator, std::string(), space_type> ustring;
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qi::symbols<char const, char const> unesc_char;
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qi::rule<Iterator, char() > quote_char;
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qi::symbols<char, expr_node> constant;
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unary_function_types unary_func_type;
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binary_function_types binary_func_type;
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};
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} // namespace
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#endif // MAPNIK_EXPRESSIONS_GRAMMAR_HPP
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