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annotate scripts/plot/__add_datasource__.m @ 12121:87237a866c71 release-3-2-x

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this branch is no longer maintained and is closed for further development
author John W. Eaton <jwe@octave.org>
date Sat, 22 Jan 2011 01:00:54 -0500
parents 6624d0ac6a52
children
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1 ## Copyright (C) 2008, 2009 David Bateman
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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 ## -*- texinfo -*-
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20 ## @deftypefn {Function File} {@var{newargs} =} __add_datasource__ (@var{fcn}, @var{h}, @var{data}, @var{varargin})
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21 ## Undocumented internal function.
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22 ## @end deftypefn
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23
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24 function newargs = __add_datasource__ (fcn, h, data, varargin)
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25
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26 if (nargin < 3)
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27 error ("internal error");
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28 endif
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29
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30 if (ischar (data))
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31 data = {data};
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32 endif
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33
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34 for i = 1 : numel (data)
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35 addproperty (strcat (data{i}, "datasource"), h, "string", "");
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36 endfor
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37
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38 i = 0;
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39 newargs = {};
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40 while (i < numel (varargin))
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41 arg = varargin{++i};
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42 if (i != numel(varargin) && ischar (arg)
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43 && length (arg) > 9 && strcmpi (arg(end-9:end), "datasource"))
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44 arg = tolower (arg);
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45 val = varargin{++i};
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46 if (ischar (val))
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47 set (h, arg, val);
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48 else
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49 error ("%s: expecting data source to be a string", fcn);
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50 endif
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51 else
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52 newargs{end + 1} = arg;
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53 endif
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54 endwhile
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55 endfunction