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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_MULTI_ALGORITHMS_DETAIL_OVERLAY_GET_TURNS_HPP
#define BOOST_GEOMETRY_MULTI_ALGORITHMS_DETAIL_OVERLAY_GET_TURNS_HPP
#include <boost/geometry/multi/core/ring_type.hpp>
#include <boost/geometry/algorithms/detail/overlay/get_turns.hpp>
#include <boost/geometry/multi/algorithms/distance.hpp>
#include <boost/geometry/multi/views/detail/range_type.hpp>
#include <boost/geometry/multi/algorithms/detail/sections/range_by_section.hpp>
#include <boost/geometry/multi/algorithms/detail/sections/sectionalize.hpp>
namespace boost { namespace geometry
{
#ifndef DOXYGEN_NO_DETAIL
namespace detail { namespace get_turns
{
template
<
typename Multi, typename Box,
bool Reverse, bool ReverseBox,
typename Turns,
typename TurnPolicy,
typename InterruptPolicy
>
struct get_turns_multi_polygon_cs
{
static inline void apply(
int source_id1, Multi const& multi,
int source_id2, Box const& box,
Turns& turns, InterruptPolicy& interrupt_policy)
{
typedef typename boost::range_iterator
<
Multi const
>::type iterator_type;
int i = 0;
for (iterator_type it = boost::begin(multi);
it != boost::end(multi);
++it, ++i)
{
// Call its single version
get_turns_polygon_cs
<
typename boost::range_value<Multi>::type, Box,
Reverse, ReverseBox,
Turns, TurnPolicy, InterruptPolicy
>::apply(source_id1, *it, source_id2, box,
turns, interrupt_policy, i);
}
}
};
}} // namespace detail::get_turns
#endif // DOXYGEN_NO_DETAIL
#ifndef DOXYGEN_NO_DISPATCH
namespace dispatch
{
template
<
typename MultiPolygon,
typename Box,
bool ReverseMultiPolygon, bool ReverseBox,
typename Turns,
typename TurnPolicy,
typename InterruptPolicy
>
struct get_turns
<
multi_polygon_tag, box_tag,
MultiPolygon, Box,
ReverseMultiPolygon, ReverseBox,
Turns,
TurnPolicy, InterruptPolicy
>
: detail::get_turns::get_turns_multi_polygon_cs
<
MultiPolygon, Box,
ReverseMultiPolygon, ReverseBox,
Turns,
TurnPolicy, InterruptPolicy
>
{};
} // namespace dispatch
#endif // DOXYGEN_NO_DISPATCH
}} // namespace boost::geometry
#endif // BOOST_GEOMETRY_MULTI_ALGORITHMS_DETAIL_OVERLAY_GET_TURNS_HPP
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