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annotate scripts/plot/util/isfigure.m @ 20602:af5591ef9790 stable

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__gnuplot_drawnow__.m: Use "screenpixelsperinch" instead of constant value (bug #46122).
author ederag <edera@gmx.fr>
date Tue, 06 Oct 2015 11:07:10 +0200
parents 777f26aa8e3e
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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4197fc428c7d maint: Update copyright notices for 2015.
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1 ## Copyright (C) 2005-2015 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 ## -*- texinfo -*-
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20 ## @deftypefn {Function File} {} isfigure (@var{h})
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21 ## Return true if @var{h} is a figure graphics handle and false otherwise.
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22 ##
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23 ## If @var{h} is a matrix then return a logical array which is true where the
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24 ## elements of @var{h} are figure graphics handles and false where they are not.
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25 ## @seealso{isaxes, ishandle}
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26 ## @end deftypefn
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27
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28 ## Author: jwe
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29
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30 function retval = isfigure (h)
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31
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32 if (nargin != 1)
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33 print_usage ();
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34 endif
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35
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36 hlist = ishandle (h);
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37 if (any (hlist))
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38 retval(hlist) = strcmp (get (h(hlist), "type"), "figure");
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39 else
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40 retval = hlist;
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41 endif
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42
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43 endfunction
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45
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46 %!test
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47 %! hf = figure ("visible", "off");
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48 %! unwind_protect
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49 %! assert (isfigure (hf));
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50 %! assert (! isfigure (-hf));
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51 %! unwind_protect_cleanup
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52 %! close (hf);
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53 %! end_unwind_protect
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