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// Copyright 2002 The Trustees of Indiana University.
// Use, modification and distribution is subject to 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)
// Boost.MultiArray Library
// Authors: Ronald Garcia
// Jeremy Siek
// Andrew Lumsdaine
// See http://www.boost.org/libs/multi_array for documentation.
#ifndef BOOST_EXTENT_RANGE_RG071801_HPP
#define BOOST_EXTENT_RANGE_RG071801_HPP
#include <utility>
namespace boost {
namespace detail {
namespace multi_array {
template <typename Extent, typename SizeType>
class extent_range : private std::pair<Extent,Extent> {
typedef std::pair<Extent,Extent> super_type;
public:
typedef Extent index;
typedef SizeType size_type;
extent_range(index start, index finish) :
super_type(start,finish) { }
extent_range(index finish) :
super_type(0,finish) { }
extent_range() : super_type(0,0) { }
index start() const { return super_type::first; }
index finish() const { return super_type::second; }
size_type size() const { return super_type::second - super_type::first; }
};
} // namespace multi_array
} // namespace detail
} // namespace boost
#endif // BOOST_EXTENT_RANGE_RG071801_HPP
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