50 lines
1.7 KiB
C++
50 lines
1.7 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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#include <mapnik/parse_transform.hpp>
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#include <mapnik/transform_expression_grammar.hpp>
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// stl
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#include <string>
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#include <stdexcept>
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namespace mapnik {
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transform_list_ptr parse_transform(std::string const& str, std::string const& encoding)
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{
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static const transform_expression_grammar<std::string::const_iterator> g;
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transform_list_ptr tl = std::make_shared<transform_list>();
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std::string::const_iterator itr = str.begin();
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std::string::const_iterator end = str.end();
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bool r = qi::phrase_parse(itr, end, g, space_type(), *tl);
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if (r && itr == end)
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{
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return tl;
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}
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else
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{
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throw std::runtime_error("Failed to parse transform: \"" + str + "\"");
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}
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}
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} // namespace mapnik
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