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

        DynArray.hpp

        Copyright (c) 2005 Laurent de Soras

--- Legal stuff ---

This library is free software; you can redistribute it and/or

modify it under the terms of the GNU Lesser General Public

License as published by the Free Software Foundation; either

version 2.1 of the License, or (at your option) any later version.

This library 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

Lesser General Public License for more details.

You should have received a copy of the GNU Lesser General Public

License along with this library; if not, write to the Free Software

Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA

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

#if defined (DynArray_CURRENT_CODEHEADER)

	#error Recursive inclusion of DynArray code header.

#endif

#define	DynArray_CURRENT_CODEHEADER

#if ! defined (DynArray_CODEHEADER_INCLUDED)

#define	DynArray_CODEHEADER_INCLUDED

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

#include	<cassert>

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

template <class T>

DynArray <T>::DynArray ()

:	_data_ptr (0)

,	_len (0)

{

	// Nothing

}

template <class T>

DynArray <T>::DynArray (long size)

:	_data_ptr (0)

,	_len (0)

{

	assert (size >= 0);

	if (size > 0)

	{

		_data_ptr = new DataType [size];

		_len = size;

	}

}

template <class T>

DynArray <T>::~DynArray ()

{

	delete [] _data_ptr;

	_data_ptr = 0;

	_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];

		_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 \\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\*/

#endif	// DynArray_CODEHEADER_INCLUDED

#undef DynArray_CURRENT_CODEHEADER

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