57 lines
1.6 KiB
C++
57 lines
1.6 KiB
C++
// Boost.Geometry (aka GGL, Generic Geometry Library)
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// Copyright (c) 2007-2011 Barend Gehrels, Amsterdam, the Netherlands.
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// Copyright (c) 2008-2011 Bruno Lalande, Paris, France.
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// Copyright (c) 2009-2011 Mateusz Loskot, London, UK.
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// Parts of Boost.Geometry are redesigned from Geodan's Geographic Library
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// (geolib/GGL), copyright (c) 1995-2010 Geodan, Amsterdam, the Netherlands.
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// Use, modification and distribution is subject to the Boost Software License,
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// Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
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// http://www.boost.org/LICENSE_1_0.txt)
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#ifndef BOOST_GEOMETRY_MULTI_ALGORITHMS_LENGTH_HPP
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#define BOOST_GEOMETRY_MULTI_ALGORITHMS_LENGTH_HPP
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#include <boost/range/metafunctions.hpp>
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#include <boost/geometry/algorithms/length.hpp>
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#include <boost/geometry/multi/core/tags.hpp>
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#include <boost/geometry/multi/algorithms/detail/multi_sum.hpp>
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namespace boost { namespace geometry
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{
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#ifndef DOXYGEN_NO_DISPATCH
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namespace dispatch
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{
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template <typename MultiLinestring, typename Strategy>
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struct length<multi_linestring_tag, MultiLinestring, Strategy>
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: detail::multi_sum
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<
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typename default_length_result<MultiLinestring>::type,
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MultiLinestring,
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Strategy,
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detail::length::range_length
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<
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typename boost::range_value<MultiLinestring>::type,
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Strategy,
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closed // no need to close it explicitly
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>
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>
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{};
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} // namespace dispatch
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#endif
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}} // namespace boost::geometry
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#endif // BOOST_GEOMETRY_MULTI_ALGORITHMS_LENGTH_HPP
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