######################################################################## ## ## Copyright (C) 2020 The Octave Project Developers ## ## See the file COPYRIGHT.md in the top-level directory of this ## distribution or . ## ## 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 ## . ## ######################################################################## ## -*- texinfo -*- ## @deftypefn {} {} xtickangle (@var{angle}) ## @deftypefnx {} {@var{angle} =} xtickangle () ## @deftypefnx {} {[@dots{}] =} xtickangle (@var{hax}, @dots{}) ## Query or set the rotation angle of the tick labels on the x-axis of the current axis. ## ## When called without an argument, return the rotation angle in degrees ## of the tick labels as specified in the @qcode{"XTickLabelRotation"} axes property. ## This angle can be changed by calling @code{xtickangle} with a scalar value ## in degrees. ## ## If the first argument @var{hax} is an axes handle, then operate on ## this axis rather than the current axes returned by @code{gca}. ## ## Requesting a return value when calling @code{xtickangle} to set a property ## value will result in an error. ## ## @seealso{ytickangle, ztickangle, get, set} ## @end deftypefn function varargout = xtickangle (varargin) [varargout{1:nargout}] = __tickangle__ (mfilename, varargin{:}); endfunction %!test %! hf = figure ("visible", "off"); %! hax = axes (hf); %! unwind_protect %! xtickangle (45); %! assert (xtickangle (), 45); %! xtickangle (hax, 90); %! a1 = xtickangle (); %! a2 = xtickangle (hax); %! assert (a1, a2); %! assert (a1, 90); %! unwind_protect_cleanup %! close (hf); %! end_unwind_protect ## Test input validation %!error xtickangle (1, 2, 3) %!error [a, b] = xtickangle () %!error [a, b] = xtickangle (1, 2, 3) %!error a = xtickangle (45) %!error xtickangle (Inf) %!error xtickangle (NaN) %!error xtickangle (eye (2)) %!error xtickangle ({90}) %!error xtickangle (struct ("angle", 5)) %!error xtickangle ("octave") %!error xtickangle (0, 45)