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+## Copyright (C) 2001 Paul Kienzle
+##
+## This program 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 of the License, or
+## (at your option) any later version.
+##
+## This program 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 this program; if not, write to the Free Software
+## Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+
+## orient("landscape"|"portrait")
+##    Set default print orientation
+##
+## ret = orient
+##    Return default print orientation
+
+function ret = orient(orientation)
+
+  static __print_orientation = "landscape";
+
+  if (nargin == 0)
+    ret = __print_orientation;
+
+  elseif (nargin == 1)
+
+    if strcmp(orientation,"landscape") || strcmp(orientation,"portrait")
+      __print_orientation = orientation;
+    else
+      error ("orient: unknown orientation");
+    endif
+
+  else
+
+    usage("orient(['portrait' | 'landscape'])  OR  ret=orient");
+
+  endif
+
+endfunction
+
+%!assert(orient,"landscape") # default
+%!test orient('portrait')
+%!assert(orient,"portrait")  # change to portrait
+%!test orient('landscape')
+%!assert(orient,"landscape") # change to landscape
+%!fail("orient('nobody')","unknown orientation")
+%!assert(orient,"landscape") # errors don't change the state