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- # Copyright (C) 1993, 1994, 1995 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, 675 Mass Ave, Cambridge, MA 02139, USA.
-
- function grid (x)
-
- # usage: grid ("on" | "off")
- #
- # Turn grid lines on or off for plotting.
- #
- # If the argument is omitted, "on" is assumed.
- #
- # See also: plot, semilogx, semilogy, loglog, polar, mesh, contour,
- # bar, stairs, gplot, gsplot, replot, xlabel, ylabel, title
-
- if (nargin == 0)
- set grid;
- elseif (nargin == 1)
- if (isstr (x))
- if (strcmp ("off", x))
- set nogrid;
- elseif (strcmp ("on", x))
- set grid;
- else
- usage ("grid (\"on\" | \"off\")");
- endif
- else
- error ("grid: argument must be a string");
- endif
- else
- error ("usage: grid (\"on\" | \"off\")");
- endif
-
- endfunction
-