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// Copyright (C) 2002 Zoltan Nagy
//
// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation; either version 2 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
#ifndef __NLO_HEP_BOUNDED_VECTOR_H__
#define __NLO_HEP_BOUNDED_VECTOR_H__ 1
// Standard includes
#include <vector>
namespace nlo {
template<typename _Tp, class _Alloc = std::allocator<_Tp> >
class bounded_vector : public std::vector<_Tp, _Alloc>
{
typedef std::vector<_Tp, _Alloc> _Base;
public:
// types
typedef int index_type;
typedef typename _Base::size_type size_type;
typedef typename _Base::value_type value_type;
typedef typename _Base::iterator iterator;
typedef typename _Base::pointer pointer;
typedef typename _Base::reference reference;
typedef typename _Base::reverse_iterator reverse_iterator;
typedef typename _Base::const_iterator const_iterator;
typedef typename _Base::const_reference const_reference;
typedef typename _Base::const_pointer const_pointer;
typedef typename _Base::const_reverse_iterator const_reverse_iterator;
typedef typename _Base::allocator_type allocator_type;
// constructors
bounded_vector(const allocator_type& __a = allocator_type())
: _Base(__a), _M_low(0) {}
bounded_vector(index_type __low, index_type __high,
const _Tp& __value = _Tp(),
const allocator_type& __a = allocator_type())
: _Base((size_type) (__high - __low + 1), __value, __a), _M_low(__low) {}
bounded_vector(const bounded_vector& __x)
: _Base(__x), _M_low(__x.lower()) {}
template <class _InIter>
bounded_vector(_InIter __first, _InIter __last, index_type __low,
const allocator_type& __a = allocator_type())
: _Base(__first, __last, __a), _M_low(__low) {}
// assignments
bounded_vector& operator=(const bounded_vector& __x) {
_Base::operator=(__x);
_M_low = __x.lower();
return *this;
}
template <class _InIter>
void assign(_InIter __first, _InIter __last, index_type __low) {
_Base::assign(__first, __last);
_M_low = __low;
}
// element access
reference operator[](index_type __n) {
return _Base::operator[]((size_type) (__n - _M_low));
}
const_reference operator[](index_type __n) const {
return _Base::operator[]((size_type) (__n - _M_low));
}
// resize operation
void resize(index_type __low, index_type __up, const _Tp& __val = _Tp()) {
_M_low = __low;
_Base::resize(__up - __low + 1, __val);
}
// structural informations
index_type lower() const { return _M_low;}
index_type upper() const { return _Base::size() + _M_low - 1;}
private:
index_type _M_low;
};
} // namespace nlo
#endif

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