Mercurial > octave
view scripts/plot/util/__plt_get_axis_arg__.m @ 32632:2e484f9f1f18 stable
maint: update Octave Project Developers copyright for the new year
author | John W. Eaton <jwe@octave.org> |
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date | Fri, 22 Dec 2023 12:08:17 -0500 |
parents | 597f3ee61a48 |
children |
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######################################################################## ## ## Copyright (C) 1996-2024 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{h}, @var{varargin}, @var{narg}] =} __plt_get_axis_arg__ (@var{caller}, @var{varargin}) ## Undocumented internal function. ## @end deftypefn function [h, varargin, narg] = __plt_get_axis_arg__ (caller, varargin) h = []; ## Look for a scalar which is a graphics handle but not the ## root object (0) or an ordinary figure (integer). if (! isempty (varargin) && isscalar (varargin{1}) && ishghandle (varargin{1}) && varargin{1} != 0 && ! isfigure (varargin{1})) htmp = varargin{1}; if (! isaxes (htmp)) error ("%s: first argument must be axes handle", caller); endif if (! strcmp (get (htmp, "tag"), "legend")) h = htmp; varargin(1) = []; endif ## Look for "parent"/axis prop/value pair elseif (numel (varargin) > 1) ## FIXME: This can be fooled by any string "parent" such as ## the prop/val pair "tag"/"parent". ## varargin may contain char arrays. Silence respective warning. warning ("off", "Octave:charmat-truncated", "local"); parent = find (strcmpi (varargin, "parent"), 1, "last"); if (! isempty (parent)) if (parent == numel (varargin) || ! ishghandle (varargin{parent+1})) error ('%s: "parent" value must be an axes handle', caller); endif htmp = varargin{parent+1}; if (isaxes (htmp) && ! strcmp (get (htmp, "tag"), "legend")) h = htmp; varargin(parent:parent+1) = []; else ## "parent" property for some other type like hggroup h = [ancestor(htmp, "axes"), htmp]; endif endif endif narg = length (varargin); endfunction ## No test needed for internal helper function. %!assert (1)