mapnik/include/mapnik/transform_expression_grammar.hpp
2014-07-24 14:31:59 -07:00

66 lines
2.6 KiB
C++

/*****************************************************************************
*
* This file is part of Mapnik (c++ mapping toolkit)
*
* Copyright (C) 2012 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_TRANSFORM_EXPRESSION_GRAMMAR_HPP
#define MAPNIK_TRANSFORM_EXPRESSION_GRAMMAR_HPP
// mapnik
#include <mapnik/expression_grammar.hpp>
#include <mapnik/expression_node_types.hpp>
#include <mapnik/transform_expression.hpp>
// spirit
#include <boost/spirit/include/qi.hpp>
namespace mapnik {
namespace qi = boost::spirit::qi;
template <typename Iterator>
struct transform_expression_grammar
: qi::grammar<Iterator, transform_list(), space_type>
{
explicit transform_expression_grammar();
using node_rule = qi::rule<Iterator, transform_node(), space_type>;
using list_rule = qi::rule<Iterator, transform_list(), space_type>;
// rules
qi::rule<Iterator, std::string(), space_type> attr;
qi::rule<Iterator, expr_node(), space_type> atom;
qi::rule<Iterator, expr_node(), space_type> expr;
qi::rule<Iterator, expr_node(), space_type> sep_atom;
qi::rule<Iterator, expr_node(), space_type> sep_expr;
qi::rule<Iterator, transform_list(), space_type> start;
qi::rule<Iterator, transform_node(), space_type> transform_;
qi::rule<Iterator, transform_node(), space_type> matrix;
qi::rule<Iterator, transform_node(), space_type> translate;
qi::rule<Iterator, transform_node(), space_type> scale;
qi::rule<Iterator, transform_node(), space_type> rotate;
qi::rule<Iterator, transform_node(), space_type> skewX;
qi::rule<Iterator, transform_node(), space_type> skewY;
mapnik::expression_grammar<Iterator> g_;
};
} // namespace mapnik
#endif // MAPNIK_TRANSFORM_EXPRESSION_GRAMMAR_HPP