view liboctave/chMatrix.h @ 8987:542015fada9e

Eliminate the workspace in sparse transpose. The output's cidx (column start offset array) can serve as the workspace, so the routines operate in the space of their output.
author Jason Riedy <jason@acm.org>
date Mon, 16 Mar 2009 17:03:07 -0400
parents eb63fbe60fab
children 4c0cdbe0acca
line wrap: on
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/*

Copyright (C) 1995, 1996, 1997, 1998, 2000, 2001, 2002, 2004, 2005,
              2006, 2007, 2008, 2009 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_chMatrix_int_h)
#define octave_chMatrix_int_h 1

#include <string>

#include "MArray2.h"

#include "mx-defs.h"
#include "mx-op-decl.h"
#include "str-vec.h"

class
OCTAVE_API
charMatrix : public MArray2<char>
{
friend class ComplexMatrix;

public:

  charMatrix (void) : MArray2<char> () { }
  charMatrix (octave_idx_type r, octave_idx_type c) : MArray2<char> (r, c) { }
  charMatrix (octave_idx_type r, octave_idx_type c, char val) : MArray2<char> (r, c, val) { }
  charMatrix (const dim_vector& dv) : MArray2<char> (dv) { }
  charMatrix (const dim_vector& dv, char val) : MArray2<char> (dv, val) { }
  charMatrix (const MArray2<char>& a) : MArray2<char> (a) { }
  charMatrix (const charMatrix& a) : MArray2<char> (a) { }
  charMatrix (char c);
  charMatrix (const char *s);
  charMatrix (const std::string& s);
  charMatrix (const string_vector& s);

  charMatrix& operator = (const charMatrix& a)
    {
      MArray2<char>::operator = (a);
      return *this;
    }

  bool operator == (const charMatrix& a) const;
  bool operator != (const charMatrix& a) const;

  charMatrix transpose (void) const { return MArray2<char>::transpose (); }

  // destructive insert/delete/reorder operations

  charMatrix& insert (const char *s, octave_idx_type r, octave_idx_type c);
  charMatrix& insert (const charMatrix& a, octave_idx_type r, octave_idx_type c);

  std::string row_as_string (octave_idx_type, bool strip_ws = false, bool raw = false) const;

  // resize is the destructive equivalent for this one

  charMatrix extract (octave_idx_type r1, octave_idx_type c1, octave_idx_type r2, octave_idx_type c2) const;

  charMatrix diag (octave_idx_type k = 0) const;

  boolMatrix all (int dim = -1) const;
  boolMatrix any (int dim = -1) const;

#if 0
  // i/o

  friend std::ostream& operator << (std::ostream& os, const Matrix& a);
  friend std::istream& operator >> (std::istream& is, Matrix& a);
#endif

  static char resize_fill_value (void) { return '\0'; }

private:

  charMatrix (char *ch, octave_idx_type r, octave_idx_type c) : MArray2<char> (ch, r, c) { }
};

MS_CMP_OP_DECLS (charMatrix, char, OCTAVE_API)
MS_BOOL_OP_DECLS (charMatrix, char, OCTAVE_API)

SM_CMP_OP_DECLS (char, charMatrix, OCTAVE_API)
SM_BOOL_OP_DECLS (char, charMatrix, OCTAVE_API)

MM_CMP_OP_DECLS (charMatrix, charMatrix, OCTAVE_API)
MM_BOOL_OP_DECLS (charMatrix, charMatrix, OCTAVE_API)

MARRAY_FORWARD_DEFS (MArray2, charMatrix, char)

#endif

/*
;;; Local Variables: ***
;;; mode: C++ ***
;;; End: ***
*/