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annotate scripts/plot/__plt_get_axis_arg__.m @ 7017:a1dbe9d80eee

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[project @ 2007-10-12 21:27:11 by jwe]
author jwe
date Fri, 12 Oct 2007 21:27:37 +0000
parents 93c65f2a5668
children dd88d61d443f
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1 ## Copyright (C) 1996, 1997, 2006, 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 3 of the License, or (at
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8 ## your option) 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, see
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17 ## <http://www.gnu.org/licenses/>.
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18
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19 ## Undocumented internal function.
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20
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21 ## Author: jwe
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22
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23 function [h, varargin] = __plt_get_axis_arg__ (caller, varargin)
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24
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25 if (nargin > 1 && length (varargin) > 0 && ishandle (varargin{1}))
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26 tmp = varargin{1};
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27 obj = get (tmp);
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28 if (strcmp (obj.type, "axes"))
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29 h = tmp;
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30 varargin(1) = [];
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31 if (isempty (varargin))
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32 varargin = {};
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33 endif
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34 else
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35 error ("%s: expecting first argument to be axes handle", caller);
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36 endif
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37 else
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38 h = gca ();
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39 if (nargin < 2)
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40 varargin = {};
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41 endif
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42 endif
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43
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44 endfunction