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annotate scripts/plot/refresh.m @ 17194:c954b0a396a2

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comet.m: Speed up animation by using low-level graphic commands. * scripts/plot/comet.m: Speed up animation by using low-level graphic commands.
author Rik <rik@octave.org>
date Mon, 05 Aug 2013 15:44:02 -0700
parents eaab03308c0b
children 1c89599167a6
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72c96de7a403 maint: update copyright notices for 2012
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1 ## Copyright (C) 2008-2012 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} {} refresh ()
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21 ## @deftypefnx {Function File} {} refresh (@var{h})
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22 ## Refresh a figure, forcing it to be redrawn.
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23 ##
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24 ## When called without an argument the current figure is redrawn. Otherwise,
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25 ## the figure with graphic handle @var{h} is redrawn.
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26 ## @seealso{drawnow}
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27 ## @end deftypefn
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28
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29 function refresh (h)
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30
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31 if (nargin > 1)
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32 print_usage ();
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33 elseif (nargin == 1)
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34 if (! isfigure (h))
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35 error ("refresh: H must be a valid figure handle");
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36 endif
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37 else
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38 h = gcf ();
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39 endif
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40
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41 set (h, "__modified__", "on");
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42 drawnow ();
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43
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44 endfunction