Mercurial > octave
view scripts/plot/util/colstyle.m @ 31593:0f93c3a756f7 stable
doc: grammarcheck documentation ahead of 8.1 release.
* interpreter.cc, load-path.cc, warning_ids.m, __memoize__.m,
print.m: grammarcheck documentation ahead of 8.1 release.
author | Rik <rik@octave.org> |
---|---|
date | Tue, 29 Nov 2022 15:58:49 -0800 |
parents | 796f54d4ddbf |
children | 597f3ee61a48 |
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######################################################################## ## ## Copyright (C) 2012-2022 The Octave Project Developers ## ## See the file COPYRIGHT.md in the top-level directory of this ## distribution or <https://octave.org/copyright/>. ## ## This file is part of Octave. ## ## Octave is free software: you can redistribute it and/or modify it ## under the terms of the GNU General Public License as published by ## the Free Software Foundation, either version 3 of the License, or ## (at your option) any later version. ## ## Octave is distributed in the hope that it will be useful, but ## WITHOUT ANY WARRANTY; without even the implied warranty of ## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the ## GNU General Public License for more details. ## ## You should have received a copy of the GNU General Public License ## along with Octave; see the file COPYING. If not, see ## <https://www.gnu.org/licenses/>. ## ######################################################################## ## -*- texinfo -*- ## @deftypefn {} {[@var{style}, @var{color}, @var{marker}, @var{msg}] =} colstyle (@var{style}) ## Parse the line specification @var{style} and return the line style, color, ## and markers given. ## ## In the case of an error, the string @var{msg} will return the text of the ## error. ## @end deftypefn function [l, c, m, msg] = colstyle (style) if (nargin < 1) print_usage (); endif if (! ischar (style)) error ("colstyle: STYLE must be a string"); endif try opt = __pltopt__ ("colstyle", style); l = opt.linestyle; switch (opt.color) case [0 0 0] c = "k"; case [1 0 0] c = "r"; case [0 1 0] c = "g"; case [0 0 1] c = "b"; case [1 1 0] c = "y"; case [1 0 1] c = "m"; case [0 1 1] c = "c"; case [0 1 1] c = "w"; otherwise c = opt.color; endswitch m = opt.marker; msg = []; catch l = c = m = []; msg = lasterr (); end_try_catch endfunction %!test %! [l, c, m, msg] = colstyle ("r:x"); %! assert (isempty (msg)); %! assert (l, ":"); %! assert (c, "r"); %! assert (m, "x"); %!test %! [l, c, m, msg] = colstyle ("."); %! assert (isempty (msg)); %! assert (l, "none"); %! assert (c, []); %! assert (m, "."); %!test %! [l, c, m, msg] = colstyle ("~"); %! assert (msg, "colstyle: unrecognized format character: '~'"); ## Test input validation %!error <Invalid call> colstyle () %!error colstyle (1, 2) %!error <STYLE must be a string> colstyle (1.5)