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annotate scripts/plot/appearance/gtext.m @ 18823:01aa90ece9a4 stable

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axis.m: Fix regression setting tight limits on non-image objects. * axis.m: Don't apply image pixel calculations to non-image objects.
author Rik <rik@octave.org>
date Wed, 23 Apr 2014 22:40:24 -0700
parents d63878346099
children 4197fc428c7d
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
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d63878346099 maint: Update copyright notices for release.
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1 ## Copyright (C) 2008-2013 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} {} gtext (@var{s})
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21 ## @deftypefnx {Function File} {} gtext (@{@var{s1}, @var{s2}, @dots{}@})
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22 ## @deftypefnx {Function File} {} gtext (@{@var{s1}; @var{s2}; @dots{}@})
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23 ## @deftypefnx {Function File} {} gtext (@dots{}, @var{prop}, @var{val}, @dots{})
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24 ## @deftypefnx {Function File} {@var{h} =} gtext (@dots{})
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25 ## Place text on the current figure using the mouse.
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26 ##
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27 ## The text is defined by the string @var{s}. If @var{s} is a cell string
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28 ## organized as a row vector then each string of the cell array is written to a
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29 ## separate line. If @var{s} is organized as a column vector then one string
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30 ## element of the cell array is placed for every mouse click.
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31 ##
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32 ## Optional property/value pairs are passed directly to the underlying text
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33 ## objects.
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34 ##
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35 ## The optional return value @var{h} is a graphics handle to the created
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36 ## text object(s).
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37 ## @seealso{ginput, text}
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38 ## @end deftypefn
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39
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40 function h = gtext (s, varargin)
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41
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42 if (nargin < 1)
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43 print_usage ();
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44 endif
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45
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46 if (! (ischar (s) || iscellstr (s)))
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47 error ("gtext: S must be a string or cell array of strings");
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48 endif
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49
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50 htmp = -1;
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51 if (! isempty (s))
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52 if (ischar (s) || isrow (s))
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53 [x, y] = ginput (1);
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54 htmp = text (x, y, s, varargin{:});
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55 else
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56 for i = 1:numel (s)
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57 [x, y] = ginput (1);
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58 htmp = text (x, y, s{i}, varargin{:});
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59 endfor
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60 endif
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61 endif
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62
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63 if (nargout > 0)
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64 h = htmp;
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65 endif
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66
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67 endfunction
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68
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69
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70 ## Remove from test statistics. No real tests possible.
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71 %!assert (1)
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72