Sprout/sprout/algorithm/fit/swap_element.hpp
2011-09-03 22:26:26 +09:00

45 lines
1.6 KiB
C++

#ifndef SPROUT_ALGORITHM_FIT_SWAP_ELEMENT_HPP
#define SPROUT_ALGORITHM_FIT_SWAP_ELEMENT_HPP
#include <sprout/config.hpp>
#include <sprout/fixed_container/traits.hpp>
#include <sprout/fixed_container/functions.hpp>
#include <sprout/algorithm/fixed/swap_element.hpp>
#include <sprout/algorithm/fit/result_of.hpp>
#include <sprout/sub_array.hpp>
namespace sprout {
namespace fit {
namespace detail {
template<typename Container>
SPROUT_CONSTEXPR inline typename sprout::fit::result_of::algorithm<Container>::type swap_element_impl(
Container const& cont,
typename sprout::fixed_container_traits<Container>::const_iterator pos1,
typename sprout::fixed_container_traits<Container>::const_iterator pos2,
typename sprout::fixed_container_traits<Container>::difference_type offset
)
{
return sprout::sub_copy(
sprout::get_fixed(sprout::fixed::swap_element(cont, pos1, pos2)),
offset,
offset + sprout::size(cont)
);
}
} // namespace detail
//
// swap_element
//
template<typename Container>
SPROUT_CONSTEXPR inline typename sprout::fit::result_of::algorithm<Container>::type swap_element(
Container const& cont,
typename sprout::fixed_container_traits<Container>::const_iterator pos1,
typename sprout::fixed_container_traits<Container>::const_iterator pos2
)
{
return sprout::fit::detail::swap_element_impl(cont, pos1, pos2, sprout::fixed_begin_offset(cont));
}
} // namespace fit
} // namespace sprout
#endif // #ifndef SPROUT_ALGORITHM_FIT_SWAP_ELEMENT_HPP