| // 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_RING_IDENTIFIER_HPP |
| #define BOOST_GEOMETRY_ALGORITHMS_DETAIL_RING_IDENTIFIER_HPP |
| |
| |
| #if defined(BOOST_GEOMETRY_DEBUG_IDENTIFIER) |
| #include <iostream> |
| #endif |
| |
| |
| #include <boost/geometry/algorithms/detail/signed_index_type.hpp> |
| |
| |
| namespace boost { namespace geometry |
| { |
| |
| |
| // Ring Identifier. It is currently: source,multi,ring |
| struct ring_identifier |
| { |
| |
| inline ring_identifier() |
| : source_index(-1) |
| , multi_index(-1) |
| , ring_index(-1) |
| {} |
| |
| inline ring_identifier(signed_index_type src, |
| signed_index_type mul, |
| signed_index_type rin) |
| : source_index(src) |
| , multi_index(mul) |
| , ring_index(rin) |
| {} |
| |
| inline bool operator<(ring_identifier const& other) const |
| { |
| return source_index != other.source_index ? source_index < other.source_index |
| : multi_index !=other.multi_index ? multi_index < other.multi_index |
| : ring_index < other.ring_index |
| ; |
| } |
| |
| inline bool operator==(ring_identifier const& other) const |
| { |
| return source_index == other.source_index |
| && ring_index == other.ring_index |
| && multi_index == other.multi_index |
| ; |
| } |
| |
| #if defined(BOOST_GEOMETRY_DEBUG_IDENTIFIER) |
| friend std::ostream& operator<<(std::ostream &os, ring_identifier const& ring_id) |
| { |
| os << "(s:" << ring_id.source_index; |
| if (ring_id.ring_index >= 0) os << ", r:" << ring_id.ring_index; |
| if (ring_id.multi_index >= 0) os << ", m:" << ring_id.multi_index; |
| os << ")"; |
| return os; |
| } |
| #endif |
| |
| |
| signed_index_type source_index; |
| signed_index_type multi_index; |
| signed_index_type ring_index; |
| }; |
| |
| |
| }} // namespace boost::geometry |
| |
| |
| #endif // BOOST_GEOMETRY_ALGORITHMS_DETAIL_RING_IDENTIFIER_HPP |