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// Template array classes
/*
Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004,
2005, 2007 John W. Eaton
This file is part of Octave.
Octave 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 3 of the License, or (at your
option) any later version.
Octave 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 Octave; see the file COPYING. If not, see
<http://www.gnu.org/licenses/>.
*/
#if !defined (octave_Array2_h)
#define octave_Array2_h 1
#include <cassert>
#include <climits>
#include <cstdlib>
#include "Array.h"
#include "lo-error.h"
#include "lo-math.h"
class idx_vector;
// Two dimensional array class.
template <class T>
class
Array2 : public Array<T>
{
protected:
static octave_idx_type get_size (octave_idx_type r, octave_idx_type c) { return Array<T>::get_size (r, c); }
Array2 (T *d, octave_idx_type r, octave_idx_type c) : Array<T> (d, dim_vector (r, c)) { }
public:
Array2 (void) : Array<T> (dim_vector (0, 0)) { }
Array2 (octave_idx_type r, octave_idx_type c) : Array<T> (dim_vector (r, c)) { }
Array2 (octave_idx_type r, octave_idx_type c, const T& val)
: Array<T> (dim_vector (r, c), val) { }
Array2 (const dim_vector& dv) : Array<T> (dv)
{
if (dv.length () != 2)
(*current_liboctave_error_handler) ("too many dimensions");
}
Array2 (const dim_vector& dv, const T& val) : Array<T> (dv)
{
if (dv.length () != 2)
(*current_liboctave_error_handler) ("too many dimensions");
else
Array<T>::fill (val);
}
Array2 (const Array2<T>& a) : Array<T> (a, a.dims ()) { }
Array2 (const Array<T>& a, octave_idx_type r, octave_idx_type c)
: Array<T> (a, dim_vector (r, c)) { }
~Array2 (void) { }
Array2<T>& operator = (const Array2<T>& a)
{
if (this != &a)
Array<T>::operator = (a);
return *this;
}
void resize (octave_idx_type r, octave_idx_type c) { this->resize_no_fill (r, c); }
void resize (octave_idx_type r, octave_idx_type c, const T& val)
{ this->resize_and_fill (r, c, val); }
Array2<T>& insert (const Array2<T>& a, octave_idx_type r, octave_idx_type c)
{
Array<T>::insert (a, r, c);
return *this;
}
Array2<T> transpose (void) const
{
Array<T> tmp = Array<T>::transpose ();
return Array2<T> (tmp, tmp.rows (), tmp.columns ());
}
Array2<T> index (idx_vector& i, int resize_ok = 0,
const T& rfv = resize_fill_value (T ())) const
{
Array<T> tmp = Array<T>::index (i, resize_ok, rfv);
return Array2<T> (tmp, tmp.rows (), tmp.columns ());
}
Array2<T> index (idx_vector& i, idx_vector& j, int resize_ok = 0,
const T& rfv = resize_fill_value (T ())) const
{
Array<T> tmp = Array<T>::index (i, j, resize_ok, rfv);
return Array2<T> (tmp, tmp.rows (), tmp.columns ());
}
};
#endif
/*
;;; Local Variables: ***
;;; mode: C++ ***
;;; End: ***
*/
|
