/*

Copyright (C) 1996, 1997 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 2, 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, write to the Free
Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
02110-1301, USA.

*/

#ifdef HAVE_CONFIG_H
#include <config.h>
#endif

#include "gripes.h"
#include "oct-obj.h"
#include "ov.h"
#include "ov-complex.h"
#include "ov-cx-mat.h"
#include "ov-typeinfo.h"
#include "ops.h"
#include "xdiv.h"
#include "xpow.h"

// unary complex scalar ops.

DEFUNOP (not, complex)
{
  CAST_UNOP_ARG (const octave_complex&);

  return octave_value (v.complex_value () == 0.0);
}

DEFUNOP_OP (uplus, complex, /* no-op */)
DEFUNOP_OP (uminus, complex, -)
DEFUNOP_OP (transpose, complex, /* no-op */)

DEFUNOP (hermitian, complex)
{
  CAST_UNOP_ARG (const octave_complex&);

  return octave_value (conj (v.complex_value ()));
}

DEFNCUNOP_METHOD (incr, complex, increment)
DEFNCUNOP_METHOD (decr, complex, decrement)

// complex scalar by complex scalar ops.

DEFBINOP_OP (add, complex, complex, +)
DEFBINOP_OP (sub, complex, complex, -)
DEFBINOP_OP (mul, complex, complex, *)

DEFBINOP (div, complex, complex)
{
  CAST_BINOP_ARGS (const octave_complex&, const octave_complex&);

  Complex d = v2.complex_value ();

  if (d == 0.0)
    gripe_divide_by_zero ();

  return octave_value (v1.complex_value () / d);
}

DEFBINOP_FN (pow, complex, complex, xpow)

DEFBINOP (ldiv, complex, complex)
{
  CAST_BINOP_ARGS (const octave_complex&, const octave_complex&);

  Complex d = v1.complex_value ();

  if (d == 0.0)
    gripe_divide_by_zero ();

  return octave_value (v2.complex_value () / d);
}

DEFBINOP (lt, complex, complex)
{
  CAST_BINOP_ARGS (const octave_complex&, const octave_complex&);

  return real (v1.complex_value ()) < real (v2.complex_value ());
}

DEFBINOP (le, complex, complex)
{
  CAST_BINOP_ARGS (const octave_complex&, const octave_complex&);

  return real (v1.complex_value ()) <= real (v2.complex_value ());
}

DEFBINOP (eq, complex, complex)
{
  CAST_BINOP_ARGS (const octave_complex&, const octave_complex&);

  return v1.complex_value () == v2.complex_value ();
}

DEFBINOP (ge, complex, complex)
{
  CAST_BINOP_ARGS (const octave_complex&, const octave_complex&);

  return real (v1.complex_value ()) >= real (v2.complex_value ());
}

DEFBINOP (gt, complex, complex)
{
  CAST_BINOP_ARGS (const octave_complex&, const octave_complex&);

  return real (v1.complex_value ()) > real (v2.complex_value ());
}

DEFBINOP (ne, complex, complex)
{
  CAST_BINOP_ARGS (const octave_complex&, const octave_complex&);

  return v1.complex_value () != v2.complex_value ();
}

DEFBINOP_OP (el_mul, complex, complex, *)

DEFBINOP (el_div, complex, complex)
{
  CAST_BINOP_ARGS (const octave_complex&, const octave_complex&);

  Complex d = v2.complex_value ();

  if (d == 0.0)
    gripe_divide_by_zero ();

  return octave_value (v1.complex_value () / d);
}

DEFBINOP_FN (el_pow, complex, complex, xpow)

DEFBINOP (el_ldiv, complex, complex)
{
  CAST_BINOP_ARGS (const octave_complex&, const octave_complex&);

  Complex d = v1.complex_value ();

  if (d == 0.0)
    gripe_divide_by_zero ();

  return octave_value (v2.complex_value () / d);
}

DEFBINOP (el_and, complex, complex)
{
  CAST_BINOP_ARGS (const octave_complex&, const octave_complex&);

  return v1.complex_value () != 0.0 && v2.complex_value () != 0.0;
}

DEFBINOP (el_or, complex, complex)
{
  CAST_BINOP_ARGS (const octave_complex&, const octave_complex&);

  return v1.complex_value () != 0.0 || v2.complex_value () != 0.0;
}

DEFNDCATOP_FN (cs_cs, complex, complex, complex_array, complex_array, concat)

void
install_cs_cs_ops (void)
{
  INSTALL_UNOP (op_not, octave_complex, not);
  INSTALL_UNOP (op_uplus, octave_complex, uplus);
  INSTALL_UNOP (op_uminus, octave_complex, uminus);
  INSTALL_UNOP (op_transpose, octave_complex, transpose);
  INSTALL_UNOP (op_hermitian, octave_complex, hermitian);

  INSTALL_NCUNOP (op_incr, octave_complex, incr);
  INSTALL_NCUNOP (op_decr, octave_complex, decr);

  INSTALL_BINOP (op_add, octave_complex, octave_complex, add);
  INSTALL_BINOP (op_sub, octave_complex, octave_complex, sub);
  INSTALL_BINOP (op_mul, octave_complex, octave_complex, mul);
  INSTALL_BINOP (op_div, octave_complex, octave_complex, div);
  INSTALL_BINOP (op_pow, octave_complex, octave_complex, pow);
  INSTALL_BINOP (op_ldiv, octave_complex, octave_complex, ldiv);
  INSTALL_BINOP (op_lt, octave_complex, octave_complex, lt);
  INSTALL_BINOP (op_le, octave_complex, octave_complex, le);
  INSTALL_BINOP (op_eq, octave_complex, octave_complex, eq);
  INSTALL_BINOP (op_ge, octave_complex, octave_complex, ge);
  INSTALL_BINOP (op_gt, octave_complex, octave_complex, gt);
  INSTALL_BINOP (op_ne, octave_complex, octave_complex, ne);
  INSTALL_BINOP (op_el_mul, octave_complex, octave_complex, el_mul);
  INSTALL_BINOP (op_el_div, octave_complex, octave_complex, el_div);
  INSTALL_BINOP (op_el_pow, octave_complex, octave_complex, el_pow);
  INSTALL_BINOP (op_el_ldiv, octave_complex, octave_complex, el_ldiv);
  INSTALL_BINOP (op_el_and, octave_complex, octave_complex, el_and);
  INSTALL_BINOP (op_el_or, octave_complex, octave_complex, el_or);

  INSTALL_CATOP (octave_complex, octave_complex, cs_cs);

  INSTALL_ASSIGNCONV (octave_complex, octave_complex, octave_complex_matrix);
}

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