Sprout/sprout/operation/fit/resize.hpp
2013-02-07 23:12:57 +09:00

53 lines
1.6 KiB
C++

#ifndef SPROUT_OPERATION_FIT_RESIZE_HPP
#define SPROUT_OPERATION_FIT_RESIZE_HPP
#include <cstddef>
#include <sprout/config.hpp>
#include <sprout/container/traits.hpp>
#include <sprout/container/functions.hpp>
#include <sprout/operation/fixed/resize.hpp>
#include <sprout/sub_array/sub_array.hpp>
#include <sprout/sub_array/sub.hpp>
namespace sprout {
namespace fit {
namespace result_of {
//
// resize
//
template<std::size_t N, typename Container>
struct resize {
public:
typedef sprout::sub_array<
typename sprout::container_traits<
typename sprout::fixed::result_of::resize<N, Container>::type
>::internal_type
> type;
};
} // namespace result_of
//
// resize
//
template<std::size_t N, typename Container, typename T>
inline SPROUT_CONSTEXPR typename sprout::fit::result_of::resize<N, Container>::type
resize(Container const& cont, T const& v) {
return sprout::sub_copy(
sprout::get_internal(sprout::fixed::resize<N>(cont, v)),
0,
sprout::container_traits<typename sprout::fit::result_of::resize<N, Container>::type>::static_size
);
}
template<std::size_t N, typename Container>
inline SPROUT_CONSTEXPR typename sprout::fit::result_of::resize<N, Container>::type
resize(Container const& cont) {
return sprout::sub_copy(
sprout::get_internal(sprout::fixed::resize<N>(cont)),
0,
sprout::container_traits<typename sprout::fit::result_of::resize<N, Container>::type>::static_size
);
}
} // namespace fit
} // namespace sprout
#endif // #ifndef SPROUT_OPERATION_FIT_RESIZE_HPP