/*-----------------------------------------------------------------------------+ | |
Copyright (c) 2008-2009: Joachim Faulhaber | |
+------------------------------------------------------------------------------+ | |
Distributed under the Boost Software License, Version 1.0. | |
(See accompanying file LICENCE.txt or copy at | |
http://www.boost.org/LICENSE_1_0.txt) | |
+-----------------------------------------------------------------------------*/ | |
#ifndef BOOST_ICL_GREGORIAN_DATE_HPP_JOFA_080416 | |
#define BOOST_ICL_GREGORIAN_DATE_HPP_JOFA_080416 | |
#include <boost/icl/detail/boost_config.hpp> | |
#include <boost/detail/workaround.hpp> | |
#ifdef BOOST_MSVC | |
#pragma warning(push) | |
#pragma warning(disable:4100) // unreferenced formal parameter | |
#pragma warning(disable:4127) // conditional expression is constant | |
#pragma warning(disable:4244) // 'argument' : conversion from 'int' to 'unsigned short', possible loss of data | |
#pragma warning(disable:4702) // boost\lexical_cast.hpp(1159) : warning C4702: unreachable code | |
#pragma warning(disable:4996) // Function call with parameters that may be unsafe - this call relies on the caller to check that the passed values are correct. To disable this warning, use -D_SCL_SECURE_NO_WARNINGS. See documentation on how to use Visual C++ 'Checked Iterators' | |
#endif | |
#include <stdio.h> | |
#include <string> | |
#include <sstream> | |
#include <iostream> | |
#include <boost/date_time/gregorian/gregorian.hpp> | |
#ifdef BOOST_MSVC | |
#pragma warning(pop) | |
#endif | |
#include <boost/icl/type_traits/identity_element.hpp> | |
#include <boost/icl/type_traits/is_discrete.hpp> | |
#include <boost/icl/type_traits/difference_type_of.hpp> | |
#include <boost/icl/type_traits/size_type_of.hpp> | |
namespace boost{namespace icl | |
{ | |
template<> struct is_discrete<boost::gregorian::date> | |
{ | |
typedef is_discrete type; | |
BOOST_STATIC_CONSTANT(bool, value = true); | |
}; | |
template<> | |
inline boost::gregorian::date identity_element<boost::gregorian::date>::value() | |
{ | |
return boost::gregorian::date(boost::gregorian::min_date_time); | |
} | |
template<> | |
struct identity_element<boost::gregorian::date_duration> | |
{ | |
static boost::gregorian::date_duration value() | |
{ | |
return boost::gregorian::date(boost::gregorian::min_date_time) | |
- boost::gregorian::date(boost::gregorian::min_date_time); | |
} | |
}; | |
template<> | |
struct has_difference<boost::gregorian::date> | |
{ | |
typedef has_difference type; | |
BOOST_STATIC_CONSTANT(bool, value = true); | |
}; | |
template<> | |
struct difference_type_of<boost::gregorian::date> | |
{ typedef boost::gregorian::date_duration type; }; | |
template<> | |
struct size_type_of<boost::gregorian::date> | |
{ typedef boost::gregorian::date_duration type; }; | |
// ------------------------------------------------------------------------ | |
boost::gregorian::date operator ++(boost::gregorian::date& x) | |
{ | |
return x += boost::gregorian::date::duration_type::unit(); | |
} | |
boost::gregorian::date operator --(boost::gregorian::date& x) | |
{ | |
return x -= boost::gregorian::date::duration_type::unit(); | |
} | |
// ------------------------------------------------------------------------ | |
template<> struct is_discrete<boost::gregorian::date_duration> | |
{ | |
typedef is_discrete type; | |
BOOST_STATIC_CONSTANT(bool, value = true); | |
}; | |
template<> | |
struct has_difference<boost::gregorian::date_duration> | |
{ | |
typedef has_difference type; | |
BOOST_STATIC_CONSTANT(bool, value = true); | |
}; | |
template<> | |
struct size_type_of<boost::gregorian::date_duration> | |
{ | |
typedef boost::gregorian::date_duration type; | |
}; | |
boost::gregorian::date_duration operator ++(boost::gregorian::date_duration& x) | |
{ | |
return x += boost::gregorian::date::duration_type::unit(); | |
} | |
boost::gregorian::date_duration operator --(boost::gregorian::date_duration& x) | |
{ | |
return x -= boost::gregorian::date::duration_type::unit(); | |
} | |
// ------------------------------------------------------------------------ | |
}} // namespace icl boost | |
#endif | |