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annotate scripts/plot/__gnuplot_has_feature__.m @ 10238:144739908eef

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Really remove get_old_gnuplot_color
author David Bateman <dbateman@free.fr>
date Mon, 01 Feb 2010 20:19:54 +0100
parents 684312a5291c
children 2c356a35d7f5
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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a2dd2ffc504d __gnuplot_has_feature__.m: New file, checks for supported feature.
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1 ## Copyright (C) 2009 Ben Abbott
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2 ##
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3 ## This program is free software; you can redistribute it and/or modify
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4 ## it under the terms of the GNU General Public License as published by
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5 ## the Free Software Foundation; either version 2 of the License, or
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6 ## (at your option) any later version.
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7 ##
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8 ## This program is distributed in the hope that it will be useful,
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9 ## but WITHOUT ANY WARRANTY; without even the implied warranty of
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10 ## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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11 ## GNU General Public License for more details.
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12 ##
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13 ## You should have received a copy of the GNU General Public License
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14 ## along with Octave; see the file COPYING. If not, see
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15 ## <http://www.gnu.org/licenses/>.
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16
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17 ## -*- texinfo -*-
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18 ## @deftypefn {Function File} {@var{has_feature} =} __gnuplot_has_feature__ (@var{feature})
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19 ## Undocumented internal function.
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20 ## @end deftypefn
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21
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22 ## Author: Ben Abbott <bpabbott@mac.com>
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23 ## Created: 2009-01-27
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24
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25 function res = __gnuplot_has_feature__ (feature)
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26 persistent features has_features
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27 features = {"x11_figure_position",
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28 "wxt_figure_size",
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29 "transparent_patches",
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30 "transparent_surface",
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31 "epslatex_implies_eps_filesuffix",
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32 "epslatexstandalone_terminal",
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33 "screen_coordinates_for_{lrtb}margin",
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34 "variable_GPVAL_TERMINALS",
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35 "key_has_font_properties"};
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36
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37 if (isempty (has_features))
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38 gnuplot_version = __gnuplot_version__ ();
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39 versions = {"4.2.5", "4.3.0", "4.3", "4.3", "4.2", "4.2", "4.3", "4.3", "4.3"};
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40 operators = {">=", ">=", ">=", ">=", ">=", ">=", ">=", ">=", ">="};
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41 have_features = logical (zeros (size (features)));
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42 for n = 1 : numel (have_features)
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43 has_features(n) = compare_versions (gnuplot_version, versions{n}, operators{n});
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44 endfor
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45 endif
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46
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47 n = find (strcmpi (feature, features));
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48 if (isempty (n))
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49 res = NaN;
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50 else
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51 res = has_features(n);
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52 endif
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53 endfunction
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54