geometry/test/test_geometries/all_custom_container.hpp
2013-12-05 19:38:32 +01:00

138 lines
3.7 KiB
C++

// Boost.Geometry (aka GGL, Generic Geometry Library)
// Unit Test
// Copyright (c) 2011-2012 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 GEOMETRY_TEST_TEST_GEOMETRIES_ALL_CUSTOM_CONTAINER_HPP
#define GEOMETRY_TEST_TEST_GEOMETRIES_ALL_CUSTOM_CONTAINER_HPP
#include <cstddef>
#include <deque>
template <typename Item>
class all_custom_container
{
private :
std::deque<Item> m_hidden_deque;
public :
typedef typename std::deque<Item>::iterator custom_iterator_type;
typedef typename std::deque<Item>::const_iterator custom_const_iterator_type;
inline std::size_t custom_size() const { return m_hidden_deque.size(); }
inline custom_const_iterator_type custom_begin() const { return m_hidden_deque.begin(); }
inline custom_const_iterator_type custom_end() const { return m_hidden_deque.end(); }
inline custom_iterator_type custom_begin() { return m_hidden_deque.begin(); }
inline custom_iterator_type custom_end() { return m_hidden_deque.end(); }
inline void custom_clear() { m_hidden_deque.clear(); }
inline void custom_push_back(Item const& p) { m_hidden_deque.push_back(p); }
inline void custom_resize(std::size_t new_size) { m_hidden_deque.resize(new_size); }
};
// 1. Adapt to Boost.Geometry (for e.g. inner rings)
namespace boost { namespace geometry
{
namespace traits
{
template <typename Item>
struct clear<all_custom_container<Item> >
{
static inline void apply(all_custom_container<Item>& container)
{
container.custom_clear();
}
};
template <typename Item>
struct push_back<all_custom_container<Item> >
{
static inline void apply(all_custom_container<Item>& container, Item const& item)
{
container.custom_push_back(item);
}
};
template <typename Item>
struct resize<all_custom_container<Item> >
{
static inline void apply(all_custom_container<Item>& container, std::size_t new_size)
{
container.custom_resize(new_size);
}
};
} // namespace traits
}} // namespace boost::geometry
// 2a. Adapt to Boost.Range, meta-functions
namespace boost
{
template<typename Item>
struct range_mutable_iterator<all_custom_container<Item> >
{
typedef typename all_custom_container<Item>::custom_iterator_type type;
};
template<typename Item>
struct range_const_iterator<all_custom_container<Item> >
{
typedef typename all_custom_container<Item>::custom_const_iterator_type type;
};
} // namespace boost
// 2b. Adapt to Boost.Range, part 2, ADP
template<typename Item>
inline typename all_custom_container<Item>::custom_iterator_type
range_begin(all_custom_container<Item>& container)
{
return container.custom_begin();
}
template<typename Item>
inline typename all_custom_container<Item>::custom_const_iterator_type
range_begin(all_custom_container<Item> const& container)
{
return container.custom_begin();
}
template<typename Item>
inline typename all_custom_container<Item>::custom_iterator_type
range_end(all_custom_container<Item>& container)
{
return container.custom_end();
}
template<typename Item>
inline typename all_custom_container<Item>::custom_const_iterator_type
range_end(all_custom_container<Item> const& container)
{
return container.custom_end();
}
// (Optional)
template<typename Item>
inline std::size_t range_calculate_size(all_custom_container<Item> const& container)
{
return container.custom_size();
}
#endif // GEOMETRY_TEST_TEST_GEOMETRIES_ALL_CUSTOM_CONTAINER_HPP