add std::complex container adapt

This commit is contained in:
bolero-MURAKAMI 2014-07-13 02:12:13 +09:00
parent 9b4ffacda6
commit 37a8e6c6e7
2 changed files with 115 additions and 1 deletions

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@ -10,7 +10,7 @@
#include <complex>
#include <sprout/config.hpp>
//#include <sprout/container/std/complex.hpp>
#include <sprout/container/std/complex.hpp>
#include <sprout/functional/hash/std/complex.hpp>
#include <sprout/tuple/std/complex.hpp>

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@ -0,0 +1,114 @@
/*=============================================================================
Copyright (c) 2011-2014 Bolero MURAKAMI
https://github.com/bolero-MURAKAMI/Sprout
Distributed under 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 SPROUT_CONTAINER_STD_COMPLEX_HPP
#define SPROUT_CONTAINER_STD_COMPLEX_HPP
#include <complex>
#include <type_traits>
#include <stdexcept>
#include <sprout/workaround/std/cstddef.hpp>
#include <sprout/utility/forward.hpp>
#include <sprout/container/traits.hpp>
#include <sprout/iterator/index_iterator.hpp>
namespace sprout {
namespace detail {
struct std_complex_at {
public:
template<typename Complex, typename Index>
SPROUT_CONSTEXPR typename Complex::value_type
operator()(Complex const& c, Index i) const {
return i == 0 ? c.real()
: i == 1 ? c.imag()
: throw std::out_of_range("std_complex_at<>: index out of range")
;
}
};
} // namespace detail
//
// container_traits
//
template<typename T>
struct container_traits<std::complex<T> > {
public:
typedef T value_type;
typedef sprout::index_iterator<std::complex<T>&, true, sprout::detail::std_complex_at> iterator;
typedef sprout::index_iterator<std::complex<T> const&, true, sprout::detail::std_complex_at> const_iterator;
typedef T reference;
typedef T const_reference;
typedef std::size_t size_type;
typedef std::ptrdiff_t difference_type;
typedef T* pointer;
typedef T const* const_pointer;
public:
SPROUT_STATIC_CONSTEXPR size_type static_size = 2;
public:
static SPROUT_CONSTEXPR size_type
fixed_size() SPROUT_NOEXCEPT {
return static_size;
}
};
template<typename T>
SPROUT_CONSTEXPR_OR_CONST typename sprout::container_traits<std::complex<T> >::size_type
sprout::container_traits<std::complex<T> >::static_size;
//
// container_range_traits
//
template<typename T>
struct container_range_traits<std::complex<T> >
: public sprout::detail::container_range_traits_default<std::complex<T> >
{
public:
static SPROUT_CONSTEXPR typename sprout::container_traits<std::complex<T> >::iterator
range_begin(std::complex<T>& cont) {
return typename sprout::container_traits<std::complex<T> >::iterator(cont, 0);
}
static SPROUT_CONSTEXPR typename sprout::container_traits<std::complex<T> const>::iterator
range_begin(std::complex<T> const& cont) {
return typename sprout::container_traits<std::complex<T> const>::iterator(cont, 0);
}
static SPROUT_CONSTEXPR typename sprout::container_traits<std::complex<T> >::iterator
range_end(std::complex<T>& cont) {
return typename sprout::container_traits<std::complex<T> >::iterator(cont, 2);
}
static SPROUT_CONSTEXPR typename sprout::container_traits<std::complex<T> const>::iterator
range_end(std::complex<T> const& cont) {
return typename sprout::container_traits<std::complex<T> const>::iterator(cont, 2);
}
};
//
// container_construct_traits
//
template<typename T>
struct container_construct_traits<std::complex<T> > {
public:
typedef std::complex<T> copied_type;
public:
template<typename Cont>
static SPROUT_CONSTEXPR copied_type
deep_copy(Cont&& cont) {
return SPROUT_FORWARD(Cont, cont);
}
template<typename... Args>
static SPROUT_CONSTEXPR copied_type
make(Args&&... args) {
return copied_type(SPROUT_FORWARD(Args, args)...);
}
template<typename Cont, typename... Args>
static SPROUT_CONSTEXPR copied_type
remake(Cont&&, typename sprout::container_traits<std::complex<T> >::difference_type, Args&&... args) {
return copied_type(SPROUT_FORWARD(Args, args)...);
}
};
} // namespace sprout
#endif // #ifndef SPROUT_CONTAINER_STD_COMPLEX_HPP