tarray.hh

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#ifndef __TARRAY_HH
#define __TARRAY_HH

//
// Project  : threadpool
// File     : TArray.hh
// Author   : Ronald Kriemann
// Purpose  : class for a dyn. array of templates
//
// Copyright (C) 2003 - Ronald Kriemann
//
// 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 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 Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser 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
//

#include <assert.h>
#include "types.hh"
#include "iostream"

using std::cout;
using std::endl;

//
// class for a template-vector
//
template <class T> 
class TArray
{
public:
    ///////////////////////////////////////////////
    //
    // local types
    //

    typedef unsigned int t_size;
    
protected:
    T       * _data;         // the array with the stored elements
    t_size    _size;         // number of the element with the max. index

public:
    /////////////////////////////////////////
    //
    // constructor and destructor
    //

    TArray ( t_size size = 0 );
    TArray ( const TArray<T> & vec ) : _data(NULL), _size(0) { (*this) = vec; }

    ~TArray () { delete[] _data; }

    /////////////////////////////////////////
    //
    // manipulate array
    //
    
    // get/set size of the vector
    t_size  size     () const { return _size; }
    void    set_size ( t_size  n );
    
    // copy operator
    TArray<T> & operator = ( const TArray<T> & vec );

    /////////////////////////////////////////
    //
    // access array
    //
    
    T &       operator [] ( t_size  i )       { assert( i < _size ); return _data[i]; }
    const T & operator [] ( t_size  i ) const { assert( i < _size ); return _data[i]; }

    // return c-style array
    T *       c_array ()       { return _data; }
    const T * c_array () const { return _data; }

    // copy c-style array
    TArray &  copy ( T * data, t_size size );

    /////////////////////////////////////////
    //
    // misc.
    //

    // return size in bytes used by this object
    ulong byte_size () const { return sizeof(t_size) + (_size * sizeof(T)); }
};

#include "TArray.cc"

#endif // __TARRAY_HH