/*****************************************************************************

        DynArray.hpp
        By Laurent de Soras

--- Legal stuff ---

This program is free software. It comes without any warranty, to
the extent permitted by applicable law. You can redistribute it
and/or modify it under the terms of the Do What The Fuck You Want
To Public License, Version 2, as published by Sam Hocevar. See
http://sam.zoy.org/wtfpl/COPYING for more details.

*Tab=3***********************************************************************/



#if defined (ffft_DynArray_CURRENT_CODEHEADER)
    #error Recursive inclusion of DynArray code header.
#endif
#define    ffft_DynArray_CURRENT_CODEHEADER

#if ! defined (ffft_DynArray_CODEHEADER_INCLUDED)
#define    ffft_DynArray_CODEHEADER_INCLUDED



/*\\\ INCLUDE FILES \\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\*/

#include    <cassert>



namespace ffft
{



/*\\\ PUBLIC \\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\*/



template <class T>
DynArray <T>::DynArray ()
:    _data_ptr (nullptr)
,    _len (0)
{
    // Nothing
}



template <class T>
DynArray <T>::DynArray (long size)
:    _data_ptr (nullptr)
,    _len (0)
{
    assert (size >= 0);
    if (size > 0)
    {
        _data_ptr = new DataType [size_t (size)];
        _len = size;
    }
}



template <class T>
DynArray <T>::~DynArray ()
{
    delete [] _data_ptr;
    _data_ptr = nullptr;
    _len = 0;
}



template <class T>
long    DynArray <T>::size () const
{
    return (_len);
}



template <class T>
void    DynArray <T>::resize (long size)
{
    assert (size >= 0);
    if (size > 0)
    {
        DataType *        old_data_ptr = _data_ptr;
        DataType *        tmp_data_ptr = new DataType [size_t (size)];

        _data_ptr = tmp_data_ptr;
        _len = size;

        delete [] old_data_ptr;
    }
}



template <class T>
const typename DynArray <T>::DataType &    DynArray <T>::operator [] (long pos) const
{
    assert (pos >= 0);
    assert (pos < _len);

    return (_data_ptr [pos]);
}



template <class T>
typename DynArray <T>::DataType &    DynArray <T>::operator [] (long pos)
{
    assert (pos >= 0);
    assert (pos < _len);

    return (_data_ptr [pos]);
}



/*\\\ PROTECTED \\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\*/



/*\\\ PRIVATE \\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\*/



}    // namespace ffft



#endif    // ffft_DynArray_CODEHEADER_INCLUDED

#undef ffft_DynArray_CURRENT_CODEHEADER



/*\\\ EOF \\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\*/
