1 // Boost.Geometry 2 3 // Copyright (c) 2018 Oracle and/or its affiliates. 4 // Contributed and/or modified by Adam Wulkiewicz, on behalf of Oracle 5 6 // Use, modification and distribution is subject to the Boost Software License, 7 // Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at 8 // http://www.boost.org/LICENSE_1_0.txt) 9 10 #ifndef BOOST_GEOMETRY_STRATEGIES_EXPAND_HPP 11 #define BOOST_GEOMETRY_STRATEGIES_EXPAND_HPP 12 13 #include <boost/mpl/assert.hpp> 14 15 namespace boost { namespace geometry 16 { 17 18 19 namespace strategy { namespace expand { namespace services 20 { 21 22 /*! 23 \brief Traits class binding a default envelope strategy to a coordinate system 24 \ingroup util 25 \tparam Tag tag of geometry 26 \tparam CSTag tag of coordinate system 27 \tparam CalculationType \tparam_calculation 28 */ 29 template <typename Tag, typename CSTag, typename CalculationType = void> 30 struct default_strategy 31 { 32 BOOST_MPL_ASSERT_MSG 33 ( 34 false, NOT_IMPLEMENTED_FOR_THIS_TYPE 35 , (types<Tag, CSTag>) 36 ); 37 }; 38 39 }}} // namespace strategy::expand::services 40 41 42 }} // namespace boost::geometry 43 44 #endif // BOOST_GEOMETRY_STRATEGIES_EXPAND_HPP 45 46