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// Boost.Geometry (aka GGL, Generic Geometry Library)
// Copyright (c) 2014, Oracle and/or its affiliates.
// Contributed and/or modified by Menelaos Karavelas, on behalf of Oracle
// Licensed under the Boost Software License version 1.0.
// http://www.boost.org/users/license.html
#ifndef BOOST_GEOMETRY_ITERATORS_DETAIL_POINT_ITERATOR_ITERATOR_TYPE_HPP
#define BOOST_GEOMETRY_ITERATORS_DETAIL_POINT_ITERATOR_ITERATOR_TYPE_HPP
#include <boost/range.hpp>
#include <boost/geometry/core/tag.hpp>
#include <boost/geometry/core/tags.hpp>
#include <boost/geometry/algorithms/not_implemented.hpp>
#include <boost/geometry/iterators/flatten_iterator.hpp>
#include <boost/geometry/iterators/concatenate_iterator.hpp>
#include <boost/geometry/iterators/detail/point_iterator/inner_range_type.hpp>
#include <boost/geometry/iterators/detail/point_iterator/value_type.hpp>
#include <boost/geometry/iterators/dispatch/point_iterator.hpp>
namespace boost { namespace geometry
{
#ifndef DOXYGEN_NO_DETAIL
namespace detail { namespace point_iterator
{
template <typename Geometry, typename Tag = typename tag<Geometry>::type>
struct iterator_type
: not_implemented<Geometry>
{};
template <typename Linestring>
struct iterator_type<Linestring, linestring_tag>
{
typedef typename boost::range_iterator<Linestring>::type type;
};
template <typename Ring>
struct iterator_type<Ring, ring_tag>
{
typedef typename boost::range_iterator<Ring>::type type;
};
template <typename Polygon>
class iterator_type<Polygon, polygon_tag>
{
private:
typedef typename inner_range_type<Polygon>::type inner_range;
public:
typedef concatenate_iterator
<
typename boost::range_iterator<inner_range>::type,
flatten_iterator
<
typename boost::range_iterator
<
typename geometry::interior_type<Polygon>::type
>::type,
typename iterator_type<inner_range>::type,
typename value_type<Polygon>::type,
dispatch::points_begin<inner_range>,
dispatch::points_end<inner_range>
>,
typename value_type<Polygon>::type
> type;
};
template <typename MultiPoint>
struct iterator_type<MultiPoint, multi_point_tag>
{
typedef typename boost::range_iterator<MultiPoint>::type type;
};
template <typename MultiLinestring>
class iterator_type<MultiLinestring, multi_linestring_tag>
{
private:
typedef typename inner_range_type<MultiLinestring>::type inner_range;
public:
typedef flatten_iterator
<
typename boost::range_iterator<MultiLinestring>::type,
typename iterator_type<inner_range>::type,
typename value_type<MultiLinestring>::type,
dispatch::points_begin<inner_range>,
dispatch::points_end<inner_range>
> type;
};
template <typename MultiPolygon>
class iterator_type<MultiPolygon, multi_polygon_tag>
{
private:
typedef typename inner_range_type<MultiPolygon>::type inner_range;
public:
typedef flatten_iterator
<
typename boost::range_iterator<MultiPolygon>::type,
typename iterator_type<inner_range>::type,
typename value_type<MultiPolygon>::type,
dispatch::points_begin<inner_range>,
dispatch::points_end<inner_range>
> type;
};
}} // namespace detail::point_iterator
#endif // DOXYGEN_NO_DETAIL
}} // namespace boost::geometry
#endif // BOOST_GEOMETRY_ITERATORS_DETAIL_POINT_ITERATOR_ITERATOR_TYPE_HPP
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