kicad/include/boost/ptr_container/detail/map_iterator.hpp

133 lines
3.7 KiB
C++

//
// Boost.Pointer Container
//
// Copyright Thorsten Ottosen 2003-2005. 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)
//
// For more information, see http://www.boost.org/libs/ptr_container/
//
#ifndef BOOST_PTR_CONTAINER_MAP_ITERATOR_HPP
#define BOOST_PTR_CONTAINER_MAP_ITERATOR_HPP
#if defined(_MSC_VER) && (_MSC_VER >= 1200)
# pragma once
#endif
#include <boost/config.hpp>
#include <boost/iterator/iterator_adaptor.hpp>
#include <boost/utility/compare_pointees.hpp>
#include <utility>
#if defined(BOOST_MSVC)
# pragma warning(push)
# pragma warning(disable:4512) // Assignment operator could not be generated.
#endif
namespace boost
{
namespace ptr_container_detail
{
template< class F, class S >
struct ref_pair
{
typedef F first_type;
typedef S second_type;
const F& first;
S second;
template< class F2, class S2 >
ref_pair( const std::pair<F2,S2>& p )
: first(p.first), second(static_cast<S>(p.second))
{ }
template< class RP >
ref_pair( const RP* rp )
: first(rp->first), second(rp->second)
{ }
const ref_pair* const operator->() const
{
return this;
}
friend inline bool operator==( ref_pair l, ref_pair r )
{
return l.first == r.first &&
boost::equal_pointees( l.second, r.second );
}
friend inline bool operator!=( ref_pair l, ref_pair r )
{
return !( l == r );
}
friend inline bool operator<( ref_pair l, ref_pair r )
{
if( l.first == r.first )
return boost::less_pointees( l.second, r.second );
else
return l.first < r.first;
}
friend inline bool operator>( ref_pair l, ref_pair r )
{
return r < l;
}
friend inline bool operator<=( ref_pair l, ref_pair r )
{
return !(r < l);
}
friend inline bool operator>=( ref_pair l, ref_pair r )
{
return !(l < r);
}
};
}
template<
class I, // base iterator
class F, // first type, key type
class S // second type, mapped type
>
class ptr_map_iterator :
public boost::iterator_adaptor< ptr_map_iterator<I,F,S>, I,
ptr_container_detail::ref_pair<F,S>,
use_default,
ptr_container_detail::ref_pair<F,S> >
{
typedef boost::iterator_adaptor< ptr_map_iterator<I,F,S>, I,
ptr_container_detail::ref_pair<F,S>,
use_default,
ptr_container_detail::ref_pair<F,S> >
base_type;
public:
ptr_map_iterator() : base_type()
{ }
explicit ptr_map_iterator( const I& i ) : base_type(i)
{ }
template< class I2, class F2, class S2 >
ptr_map_iterator( const ptr_map_iterator<I2,F2,S2>& r )
: base_type(r.base())
{ }
}; // class 'ptr_map_iterator'
}
#if defined(BOOST_MSVC)
# pragma warning(pop)
#endif
#endif