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annotate scripts/plot/view.m @ 6442:1896d9b1f302

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[project @ 2007-03-23 16:10:33 by jwe]
author jwe
date Fri, 23 Mar 2007 16:10:33 +0000
parents 44c91c5dfe1d
children 93c65f2a5668
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44c91c5dfe1d [project @ 2007-01-30 19:16:52 by jwe]
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1 ## Copyright (C) 2007 John W. Eaton
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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} {} view (@var{azimuth}, @var{elevation})
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22 ## @deftypefnx {Function File} {} view (@var{dims})
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23 ## @deftypefnx {Function File} {[@var{azimuth}, @var{elevation}] =} view ()
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24 ## Set or get the viewpoint for the current axes.
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25 ## @end deftypefn
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26
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27 ## Author: jwe
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28
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29 function [azimuth, elevation] = view (x, y, z)
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30
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31 if (nargin < 4)
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32 if (nargin == 1)
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33 if (x == 2)
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34 az = 0;
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35 el = 90;
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36 elseif (x == 3)
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37 az = -37.5;
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38 el = 30;
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39 else
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40 error ("view: expecting single argument to be 2 or 3");
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41 endif
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42 elseif (nargin == 2)
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43 az = x;
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44 el = y;
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45 elseif (nargin == 3)
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46 error ("view: view (x, y, z) not implemented");
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47 endif
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48
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49 if (nargin > 0)
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50 set (gca (), "view", [az, el]);
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51 endif
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52
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53 if (nargout == 1)
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54 error ("view: T = view () not implemented");
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55 endif
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56
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57 if (nargout == 2)
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58 azimuth = az;
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59 elevation = el;
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60 endif
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61 else
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62 print_usage ();
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63 endif
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64
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65 endfunction