ceph/src/boost/libs/geometry/include/boost/geometry/strategies/area.hpp

   1 // Boost.Geometry (aka GGL, Generic Geometry Library)
   2
   3 // Copyright (c) 2007-2012 Barend Gehrels, Amsterdam, the Netherlands.
   4 // Copyright (c) 2008-2012 Bruno Lalande, Paris, France.
   5 // Copyright (c) 2009-2012 Mateusz Loskot, London, UK.
   6
   7 // Parts of Boost.Geometry are redesigned from Geodan's Geographic Library
   8 // (geolib/GGL), copyright (c) 1995-2010 Geodan, Amsterdam, the Netherlands.
   9
  10 // Use, modification and distribution is subject to the Boost Software License,
  11 // Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
  12 // http://www.boost.org/LICENSE_1_0.txt)
  13
  14 #ifndef BOOST_GEOMETRY_STRATEGIES_AREA_HPP
  15 #define BOOST_GEOMETRY_STRATEGIES_AREA_HPP
  16
  17 #include <boost/mpl/assert.hpp>
  18
  19 #include <boost/geometry/strategies/tags.hpp>
  20
  21 namespace boost { namespace geometry
  22 {
  23
  24
  25 namespace strategy { namespace area { namespace services
  26 {
  27
  28 /*!
  29     \brief Traits class binding a default area strategy to a coordinate system
  30     \ingroup area
  31     \tparam Tag tag of coordinate system
  32     \tparam PointOfSegment point-type
  33 */
  34 template <typename Tag, typename PointOfSegment>
  35 struct default_strategy
  36 {
  37     BOOST_MPL_ASSERT_MSG
  38         (
  39             false, NOT_IMPLEMENTED_FOR_THIS_POINT_TYPE
  40             , (types<PointOfSegment>)
  41         );
  42 };
  43
  44
  45 }}} // namespace strategy::area::services
  46
  47
  48 }} // namespace boost::geometry
  49
  50 #endif // BOOST_GEOMETRY_STRATEGIES_AREA_HPP