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annotate scripts/plot/orient.m @ 6046:34f96dd5441b

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[project @ 2006-10-10 16:10:25 by jwe]
author jwe
date Tue, 10 Oct 2006 16:10:31 +0000
parents c9c773d8333f
children 44c91c5dfe1d
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1 ## Copyright (C) 2001 Paul Kienzle
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2 ##
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3 ## This file is part of Octave.
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4 ##
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5 ## Octave is free software; you can redistribute it and/or modify it
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6 ## under the terms of the GNU General Public License as published by
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7 ## the Free Software Foundation; either version 2, or (at your option)
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8 ## any later version.
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9 ##
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10 ## Octave is distributed in the hope that it will be useful, but
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11 ## WITHOUT ANY WARRANTY; without even the implied warranty of
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12 ## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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13 ## General Public License for more details.
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14 ##
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15 ## You should have received a copy of the GNU General Public License
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16 ## along with Octave; see the file COPYING. If not, write to the Free
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17 ## Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
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18 ## 02110-1301, USA.
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19
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20 ## -*- texinfo -*-
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21 ## @deftypefn {Function File} {} orient (@var{orientation})
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22 ## Set default print orientation. Valid values for @var{orientation}
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23 ## include @code{"landscape"} and @code{"portrait"}. If called with no
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24 ## arguments, return the default print orientation.
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25 ## @end deftypefn
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26
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27 ## Author: Paul Kienzle
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28 ## Adapted-By: jwe
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29
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30 ## PKG_ADD: mark_as_command orient
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31
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32 function retval = orient (orientation)
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33
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34 static __print_orientation__ = "landscape";
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35
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36 if (nargin == 0)
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37 retval = __print_orientation__;
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38 elseif (nargin == 1)
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39 if (strcmp (orientation, "landscape") || strcmp (orientation, "portrait"))
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40 __print_orientation__ = orientation;
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41 else
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42 error ("orient: unknown orientation");
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43 endif
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44 else
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45 print_usage ();
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46 endif
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47
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48 endfunction
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49
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50 %!assert(orient,"landscape") # default
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51 %!test orient('portrait')
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52 %!assert(orient,"portrait") # change to portrait
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53 %!test orient('landscape')
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54 %!assert(orient,"landscape") # change to landscape
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55 %!fail("orient('nobody')","unknown orientation")
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56 %!assert(orient,"landscape") # errors don't change the state