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54 lines
1.8 KiB
C++
54 lines
1.8 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_EXPRESSION_HPP
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#define MAPNIK_EXPRESSION_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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// stl
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#include <string>
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namespace mapnik
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{
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typedef boost::shared_ptr<expr_node> expression_ptr;
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template <typename Iterator> struct expression_grammar;
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class expression_factory
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{
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public:
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static expression_ptr compile(std::string const& str,transcoder const& tr);
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static bool parse_from_string(expression_ptr const& expr,
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std::string const& str,
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mapnik::expression_grammar<std::string::const_iterator> const& g);
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};
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MAPNIK_DECL expression_ptr parse_expression (std::string const& wkt, std::string const& encoding);
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MAPNIK_DECL expression_ptr parse_expression (std::string const& wkt);
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}
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#endif // MAPNIK_EXPRESSION_HPP
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