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- // Boost.Geometry (aka GGL, Generic Geometry Library)
- // Copyright (c) 2007-2012 Barend Gehrels, 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_ALGORITHMS_DETAIL_OVERLAY_OVERLAY_TYPE_HPP
- #define BOOST_GEOMETRY_ALGORITHMS_DETAIL_OVERLAY_OVERLAY_TYPE_HPP
- namespace boost { namespace geometry
- {
- // TODO: move to detail
- enum overlay_type
- {
- overlay_union,
- overlay_intersection,
- overlay_difference,
- overlay_buffer,
- overlay_dissolve
- };
- #ifndef DOXYGEN_NO_DETAIL
- namespace detail { namespace overlay
- {
- enum operation_type
- {
- operation_none,
- operation_union,
- operation_intersection,
- operation_blocked,
- operation_continue,
- operation_opposite
- };
- template <overlay_type OverlayType>
- struct operation_from_overlay
- {
- };
- template <>
- struct operation_from_overlay<overlay_union>
- {
- static const operation_type value = operation_union;
- };
- template <>
- struct operation_from_overlay<overlay_buffer>
- {
- static const operation_type value = operation_union;
- };
- template <>
- struct operation_from_overlay<overlay_intersection>
- {
- static const operation_type value = operation_intersection;
- };
- template <>
- struct operation_from_overlay<overlay_difference>
- {
- static const operation_type value = operation_intersection;
- };
- template <>
- struct operation_from_overlay<overlay_dissolve>
- {
- static const operation_type value = operation_union;
- };
- }} // namespace detail::overlay
- #endif //DOXYGEN_NO_DETAIL
- }} // namespace boost::geometry
- #endif // BOOST_GEOMETRY_ALGORITHMS_DETAIL_OVERLAY_OVERLAY_TYPE_HPP
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