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doc: Update documentation for functions returning a graphics handle h (Bug #34761) * voronoi.m, image.m, imagesc.m, imshow.m, area.m, bar.m, barh.m, clabel.m, clf.m, compass.m, ezcontour.m, ezcontourf.m, ezmesh.m, ezmeshc.m, ezplot.m, ezplot3.m, ezpolar.m, ezsurf.m, ezsurfc.m, feather.m, fill.m, findall.m, findobj.m, loglog.m, mesh.m, pareto.m, patch.m, pie.m, pie3.m, plot.m, polar.m, quiver.m, quiver3.m, rectangle.m, ribbon.m, rose.m, scatter.m, scatter3.m, semilogx.m, semilogy.m, slice.m, stem.m, surf.m, surface.m, text.m, title.m, trimesh.m, triplot.m, trisurf.m, xlabel.m, ylabel.m, zlabel.m: Update documentation for functions returning a graphics handle h.
author Rik <octave@nomad.inbox5.com>
date Tue, 06 Dec 2011 13:09:17 -0800
parents e81ddf9cacd5
children 72c96de7a403
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1 ## Copyright (C) 2007-2011 David Bateman
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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} {@var{xl} =} xlim ()
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21 ## @deftypefnx {Function File} {} xlim (@var{xl})
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22 ## @deftypefnx {Function File} {@var{m} =} xlim ('mode')
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23 ## @deftypefnx {Function File} {} xlim (@var{m})
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24 ## @deftypefnx {Function File} {} xlim (@var{h}, @dots{})
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25 ## Get or set the limits of the x-axis of the current plot. Called without
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26 ## arguments @code{xlim} returns the x-axis limits of the current plot.
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27 ## If passed a two element vector @var{xl}, the limits of the x-axis are set
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28 ## to this value.
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29 ##
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30 ## The current mode for calculation of the x-axis can be returned with a
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31 ## call @code{xlim ('mode')}, and can be either 'auto' or 'manual'. The
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32 ## current plotting mode can be set by passing either 'auto' or 'manual'
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33 ## as the argument.
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34 ##
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35 ## If passed a handle as the first argument, then operate on this handle
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36 ## rather than the current axes handle.
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37 ## @seealso{ylim, zlim, set, get, gca}
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38 ## @end deftypefn
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39
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40 function retval = xlim (varargin)
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41 ret = __axes_limits__ ("xlim", varargin{:});
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42
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43 if (! isempty (ret))
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44 retval = ret;
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45 endif
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46 endfunction
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47
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48 %!demo
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49 %! clf ();
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50 %! line ();
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51 %! xlim ([0.2, 0.8]);
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52 %! title ("xlim is [0.2, 0.8]");
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53 %! assert (xlim (), [0.2, 0.8]);
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54
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55 %!demo
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56 %! clf ();
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57 %! line ();
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58 %! xlim ('auto');
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59 %! title ("xlim is auto");
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60 %! assert (xlim ("mode"), "auto");
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61
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62 %!demo
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63 %! clf ();
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64 %! plot3 ([0,1], [0,1], [0,1]);
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65 %! xlim ([0.2, 0.8]);
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66 %! title ("xlim is [0.2, 0.8]");
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67 %! assert (xlim (), [0.2, 0.8]);
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69 %!demo
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70 %! clf ();
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71 %! plot3 ([0,1], [0,1], [0,1]);
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72 %! xlim ('auto');
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73 %! title ("xlim is auto");
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74 %! assert (xlim ("mode"), "auto");
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75
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77 %!test
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78 %! hf = figure ("visible", "off");
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79 %! unwind_protect
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80 %! plot3 ([0,1], [0,1], [0,1]);
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81 %! xlim ([0, 1.1]);
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82 %! assert (get (gca, "xlim"), [0, 1.1], eps);
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83 %! assert (xlim ("mode"), "manual");
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84 %! unwind_protect_cleanup
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85 %! close (hf);
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86 %! end_unwind_protect
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87
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88 %!test
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89 %! hf = figure ("visible", "off");
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90 %! unwind_protect
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91 %! h = plot3 ([0,1.1], [0,1], [0, 1]);
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92 %! assert (get (gca, "xlim"), [0, 1.4], eps);
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93 %! assert (xlim ("mode"), "auto");
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94 %! unwind_protect_cleanup
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95 %! close (hf);
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96 %! end_unwind_protect