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- ## Copyright (C) 1996 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, 59 Temple Place - Suite 330, Boston, MA
- ## 02111-1307, USA.
-
- ## usage: figure (n)
- ##
- ## Set the current plot window to plot window N. This function
- ## currently requires X11 and a recent version of gnuplot.
-
- ## Author: jwe
-
- function figure (n)
-
- if (nargin == 1)
- if (gnuplot_has_frames)
- if (! isempty (getenv ("DISPLAY")))
- eval (sprintf ("gset term x11 %d\n", n));
- else
- error ("figure: requires X11 and valid DISPLAY");
- endif
- else
- error ("figure: gnuplot doesn't appear to support this feature");
- endif
- else
- usage ("figure (n)");
- endif
- endfunction
-