text: // Boost.Geometry (aka GGL, Generic Geometry Library)
  
  // Copyright (c) 2007-2011 Barend Gehrels, Amsterdam, the Netherlands.
  // Copyright (c) 2008-2011 Bruno Lalande, Paris, France.
  // Copyright (c) 2009-2011 Mateusz Loskot, London, UK.
  
  // Parts of Boost.Geometry are redesigned from Geodan's Geographic Library
  // (geolib/GGL), copyright (c) 1995-2010 Geodan, Amsterdam, the Netherlands.
  
  // Use, modification and distribution is subject to the Boost Software License,
  // Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
  // http://www.boost.org/LICENSE_1_0.txt)
  
  
  #ifndef BOOST_GEOMETRY_MULTI_GEOMETRIES_CONCEPTS_MULTI_LINESTRING_CONCEPT_HPP
  #define BOOST_GEOMETRY_MULTI_GEOMETRIES_CONCEPTS_MULTI_LINESTRING_CONCEPT_HPP
  
  
  #include <boost/concept_check.hpp>
  #include <boost/range/concepts.hpp>
  #include <boost/range/metafunctions.hpp>
  
  
  #include <boost/geometry/geometries/concepts/linestring_concept.hpp>
  
  
  namespace boost { namespace geometry { namespace concept
  {
  
  
  /*!
  \brief multi-linestring concept
  \ingroup concepts
  \par Formal definition:
  The multi linestring concept is defined as following:
  - there must be a specialization of traits::tag defining multi_linestring_tag as
    type
  - it must behave like a Boost.Range
  - its range value must fulfil the Linestring concept
  
  */
  template <typename Geometry>
  class MultiLinestring
  {
  #ifndef DOXYGEN_NO_CONCEPT_MEMBERS
      typedef typename boost::range_value<Geometry>::type linestring_type;
  
      BOOST_CONCEPT_ASSERT( (concept::Linestring<linestring_type>) );
      BOOST_CONCEPT_ASSERT( (boost::RandomAccessRangeConcept<Geometry>) );
  
  
  public :
  
      BOOST_CONCEPT_USAGE(MultiLinestring)
      {
      }
  #endif
  };
  
  
  /*!
  \brief concept for multi-linestring (const version)
  \ingroup const_concepts
  */
  template <typename Geometry>
  class ConstMultiLinestring
  {
  #ifndef DOXYGEN_NO_CONCEPT_MEMBERS
      typedef typename boost::range_value<Geometry>::type linestring_type;
  
      BOOST_CONCEPT_ASSERT( (concept::ConstLinestring<linestring_type>) );
      BOOST_CONCEPT_ASSERT( (boost::RandomAccessRangeConcept<Geometry>) );
  
  
  public :
  
      BOOST_CONCEPT_USAGE(ConstMultiLinestring)
      {
      }
  #endif
  };
  
  }}} // namespace boost::geometry::concept
  
  
  #endif // BOOST_GEOMETRY_MULTI_GEOMETRIES_CONCEPTS_MULTI_LINESTRING_CONCEPT_HPP
  