boost/icl/type_traits/is_interval.hpp
/*-----------------------------------------------------------------------------+
Copyright (c) 2010-2010: 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_TYPE_TRAITS_IS_INTERVAL_HPP_JOFA_100327
#define BOOST_ICL_TYPE_TRAITS_IS_INTERVAL_HPP_JOFA_100327
#include <boost/mpl/or.hpp>
#include <boost/icl/interval_bounds.hpp>
#include <boost/icl/interval_traits.hpp>
namespace boost{ namespace icl
{
template <class Type>
struct interval_bound_type
{
typedef interval_bound_type type;
BOOST_STATIC_CONSTANT(bound_type, value = (interval_bounds::undefined));
};
template <class Type> struct is_interval
{
typedef is_interval<Type> type;
BOOST_STATIC_CONSTANT(bool,
value = ((interval_bound_type<Type>::value) < interval_bounds::undefined));
};
template <class Type> struct has_static_bounds
{
typedef has_static_bounds<Type> type;
BOOST_STATIC_CONSTANT(bool,
value = ((interval_bound_type<Type>::value) < interval_bounds::dynamic));
};
template <class Type> struct has_dynamic_bounds
{
typedef has_dynamic_bounds<Type> type;
BOOST_STATIC_CONSTANT(bool,
value = (interval_bound_type<Type>::value == interval_bounds::dynamic));
};
template <class Type> struct has_asymmetric_bounds
{
typedef has_asymmetric_bounds<Type> type;
BOOST_STATIC_CONSTANT(bound_type, bounds = (interval_bound_type<Type>::value));
BOOST_STATIC_CONSTANT(bool,
value = ( bounds == interval_bounds::static_left_open
|| bounds == interval_bounds::static_right_open));
};
template <class Type> struct has_symmetric_bounds
{
typedef has_symmetric_bounds<Type> type;
BOOST_STATIC_CONSTANT(bound_type, bounds = (interval_bound_type<Type>::value));
BOOST_STATIC_CONSTANT(bool,
value = ( bounds == interval_bounds::static_closed
|| bounds == interval_bounds::static_open));
};
//------------------------------------------------------------------------------
template <class Type> struct is_discrete_static
{
typedef is_discrete_static type;
typedef typename interval_traits<Type>::domain_type domain_type;
BOOST_STATIC_CONSTANT(bool,
value = (mpl::and_< has_static_bounds<Type>
, is_discrete<domain_type> >::value) );
};
//------------------------------------------------------------------------------
template <class Type> struct is_continuous_static
{
typedef is_continuous_static type;
typedef typename interval_traits<Type>::domain_type domain_type;
BOOST_STATIC_CONSTANT(bool,
value = (mpl::and_< has_static_bounds<Type>
, is_continuous<domain_type>
, has_asymmetric_bounds<Type> >::value) );
};
//------------------------------------------------------------------------------
template <class Type> struct is_static_right_open
{
typedef is_static_right_open<Type> type;
BOOST_STATIC_CONSTANT(bool,
value = (interval_bound_type<Type>::value == interval_bounds::static_right_open));
};
template <class Type> struct is_static_left_open
{
typedef is_static_left_open<Type> type;
BOOST_STATIC_CONSTANT(bool,
value = (interval_bound_type<Type>::value == interval_bounds::static_left_open));
};
template <class Type> struct is_static_open
{
typedef is_static_open<Type> type;
BOOST_STATIC_CONSTANT(bool,
value = (interval_bound_type<Type>::value == interval_bounds::static_open));
};
template <class Type> struct is_static_closed
{
typedef is_static_closed<Type> type;
BOOST_STATIC_CONSTANT(bool,
value = (interval_bound_type<Type>::value == interval_bounds::static_closed));
};
template <class Type> struct is_discrete_static_closed
{
typedef is_static_closed<Type> type;
typedef typename interval_traits<Type>::domain_type domain_type;
BOOST_STATIC_CONSTANT( bool,
value = (mpl::and_< is_static_closed<Type>
, is_discrete<domain_type> >::value) );
};
template <class Type> struct is_discrete_static_open
{
typedef is_static_closed<Type> type;
typedef typename interval_traits<Type>::domain_type domain_type;
BOOST_STATIC_CONSTANT( bool,
value = (mpl::and_< is_static_open<Type>
, is_discrete<domain_type> >::value) );
};
//------------------------------------------------------------------------------
template <class Type> struct is_continuous_right_open
{
typedef is_continuous_right_open<Type> type;
typedef typename interval_traits<Type>::domain_type domain_type;
BOOST_STATIC_CONSTANT(bool,
value = (mpl::and_<is_static_right_open<Type>, is_continuous<domain_type> >::value));
};
template <class Type> struct is_continuous_left_open
{
typedef is_continuous_left_open<Type> type;
typedef typename interval_traits<Type>::domain_type domain_type;
BOOST_STATIC_CONSTANT(bool,
value = (mpl::and_<is_static_left_open<Type>, is_continuous<domain_type> >::value));
};
//------------------------------------------------------------------------------
template <class Type> struct is_singelizable
{
typedef is_singelizable type;
typedef typename interval_traits<Type>::domain_type domain_type;
BOOST_STATIC_CONSTANT(bool,
value =
(mpl::or_< has_dynamic_bounds<Type>
, is_discrete<domain_type>
>::value)
);
};
}} // namespace boost icl
#endif