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doc: Rewrite docstrings for most plot functions. Emphasize clarity, use common "voice", and increase density of seealso links. * doc/interpreter/plot.txi: Add @findex entries that were in xlim.m * scripts/miscellaneous/getappdata.m scripts/miscellaneous/setappdata.m, scripts/plot/allchild.m, scripts/plot/ancestor.m, scripts/plot/area.m, scripts/plot/axes.m, scripts/plot/axis.m, scripts/plot/bar.m, scripts/plot/barh.m, scripts/plot/box.m, scripts/plot/caxis.m, scripts/plot/cla.m, scripts/plot/clabel.m, scripts/plot/clf.m, scripts/plot/close.m, scripts/plot/closereq.m, scripts/plot/colorbar.m, scripts/plot/comet.m, scripts/plot/comet3.m, scripts/plot/compass.m, scripts/plot/contour.m, scripts/plot/contour3.m, scripts/plot/contourc.m, scripts/plot/contourf.m, scripts/plot/copyobj.m, scripts/plot/cylinder.m, scripts/plot/daspect.m, scripts/plot/diffuse.m, scripts/plot/ellipsoid.m, scripts/plot/errorbar.m, scripts/plot/ezcontour.m, scripts/plot/ezcontourf.m, scripts/plot/ezmesh.m, scripts/plot/ezmeshc.m, scripts/plot/ezplot.m, scripts/plot/ezplot3.m, scripts/plot/ezpolar.m, scripts/plot/ezsurf.m, scripts/plot/ezsurfc.m, scripts/plot/feather.m, scripts/plot/figure.m, scripts/plot/fill.m, scripts/plot/findall.m, scripts/plot/findobj.m, scripts/plot/fplot.m, scripts/plot/gca.m, scripts/plot/gcbf.m, scripts/plot/gcbo.m, scripts/plot/gcf.m, scripts/plot/gco.m, scripts/plot/ginput.m, scripts/plot/graphics_toolkit.m, scripts/plot/grid.m, scripts/plot/gtext.m, scripts/plot/guidata.m, scripts/plot/guihandles.m, scripts/plot/hdl2struct.m, scripts/plot/hggroup.m, scripts/plot/hidden.m, scripts/plot/hist.m, scripts/plot/hold.m, scripts/plot/ishghandle.m, scripts/plot/ishold.m, scripts/plot/isocolors.m, scripts/plot/isprop.m, scripts/plot/legend.m, scripts/plot/line.m, scripts/plot/linkprop.m, scripts/plot/loglog.m, scripts/plot/loglogerr.m, scripts/plot/mesh.m, scripts/plot/meshc.m, scripts/plot/meshgrid.m, scripts/plot/meshz.m, scripts/plot/newplot.m, scripts/plot/orient.m, scripts/plot/pareto.m, scripts/plot/patch.m, scripts/plot/pcolor.m, scripts/plot/peaks.m, scripts/plot/pie.m, scripts/plot/pie3.m, scripts/plot/plot.m, scripts/plot/plot3.m, scripts/plot/plotmatrix.m, scripts/plot/plotyy.m, scripts/plot/polar.m, scripts/plot/print.m, scripts/plot/quiver.m, scripts/plot/quiver3.m, scripts/plot/rectangle.m, scripts/plot/refresh.m, scripts/plot/refreshdata.m, scripts/plot/ribbon.m, scripts/plot/rose.m, scripts/plot/saveas.m, scripts/plot/scatter.m, scripts/plot/scatter3.m, scripts/plot/semilogx.m, scripts/plot/semilogxerr.m, scripts/plot/semilogy.m, scripts/plot/semilogyerr.m, scripts/plot/shading.m, scripts/plot/shg.m, scripts/plot/shrinkfaces.m, scripts/plot/slice.m, scripts/plot/specular.m, scripts/plot/sphere.m, scripts/plot/stairs.m, scripts/plot/stem.m, scripts/plot/stem3.m, scripts/plot/struct2hdl.m, scripts/plot/subplot.m, scripts/plot/surf.m, scripts/plot/surface.m, scripts/plot/surfc.m, scripts/plot/surfl.m, scripts/plot/tetramesh.m, scripts/plot/text.m, scripts/plot/title.m, scripts/plot/trimesh.m, scripts/plot/triplot.m, scripts/plot/trisurf.m, scripts/plot/view.m, scripts/plot/waitbar.m, scripts/plot/waitforbuttonpress.m, scripts/plot/waterfall.m, scripts/plot/whitebg.m, scripts/plot/xlabel.m, scripts/plot/xlim.m, scripts/plot/ylabel.m, scripts/plot/ylim.m, scripts/plot/zlabel.m, scripts/plot/zlim.m: Rewrite docstrings for most plot functions. Emphasize clarity, use common "voice", and increase density of seealso links.
author Rik <rik@octave.org>
date Wed, 31 Jul 2013 13:53:30 -0700
parents 53d6166f7867
children df4c4b7708a4
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72c96de7a403 maint: update copyright notices for 2012
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1 ## Copyright (C) 1993-2012 John W. Eaton
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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} {} bar (@var{y})
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21 ## @deftypefnx {Function File} {} bar (@var{x}, @var{y})
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22 ## @deftypefnx {Function File} {} bar (@dots{}, @var{w})
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23 ## @deftypefnx {Function File} {} bar (@dots{}, @var{style})
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24 ## @deftypefnx {Function File} {} bar (@dots{}, @var{prop}, @var{val}, @dots{})
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25 ## @deftypefnx {Function File} {} bar (@var{hax}, @dots{})
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26 ## @deftypefnx {Function File} {@var{h} =} bar (@dots{}, @var{prop}, @var{val}, @dots{})
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27 ## Produce a bar graph from two vectors of X-Y data.
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28 ##
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29 ## If only one argument is given, @var{y}, it is taken as a vector of Y values
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30 ## and the X coordinates are the range @code{1:numel (@var{y})}.
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31 ##
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32 ## The optional input @var{w} controls the width of the bars. A value of
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33 ## 1.0 will cause each bar to exactly touch any adjacent bars.
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34 ## The default width is 0.8.
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35 ##
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36 ## If @var{y} is a matrix, then each column of @var{y} is taken to be a
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37 ## separate bar graph plotted on the same graph. By default the columns
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38 ## are plotted side-by-side. This behavior can be changed by the @var{style}
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39 ## argument, which can take the values @code{"grouped"} (the default),
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40 ## or @code{"stacked"}.
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41 ##
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42 ## Optional property/value pairs are passed directly to the underlying patch
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43 ## objects.
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44 ##
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45 ## If the first argument @var{hax} is an axes handle, then plot into this axis,
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46 ## rather than the current axes returned by @code{gca}.
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47 ##
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48 ## The optional return value @var{h} is a vector of handles to the created
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49 ## "bar series" hggroups with one handle per column of the variable @var{y}.
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50 ## This series makes it possible to change a common element in one bar series
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51 ## object and have the change reflected in the other "bar series".
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52 ## For example,
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53 ##
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54 ## @example
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55 ## @group
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56 ## h = bar (rand (5, 10));
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57 ## set (h(1), "basevalue", 0.5);
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58 ## @end group
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59 ## @end example
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60 ##
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61 ## @noindent
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62 ## changes the position on the base of all of the bar series.
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63 ##
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64 ## The following example modifies the face and edge colors using
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65 ## property/value pairs.
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66 ##
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67 ## @example
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68 ## bar (randn (1, 100), "facecolor", "r", "edgecolor", "b");
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69 ## @end example
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70 ##
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71 ## @noindent
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72 ## The color of the bars is taken from the figure's colormap, such that
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73 ##
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74 ## @example
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75 ## @group
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76 ## bar (rand (10, 3));
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77 ## colormap (summer (64));
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78 ## @end group
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79 ## @end example
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80 ##
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81 ## @noindent
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82 ## will change the colors used for the bars. The color of bars can also be set
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83 ## manually using the "facecolor" property as shown below.
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84 ##
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85 ## @example
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86 ## @group
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87 ## h = bar (rand (10, 3));
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88 ## set (h(1), "facecolor", "r")
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89 ## set (h(2), "facecolor", "g")
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90 ## set (h(3), "facecolor", "b")
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91 ## @end group
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92 ## @end example
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93 ##
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94 ## @seealso{barh, hist, pie, plot, patch}
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95 ## @end deftypefn
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96
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97 ## Author: jwe
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98
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99 function varargout = bar (varargin)
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100 varargout = cell (nargout, 1);
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101 [varargout{:}] = __bar__ (true, "bar", varargin{:});
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102 endfunction
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104
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105 %!demo
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106 %! clf;
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107 %! y = rand (11, 1);
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108 %! h = bar (y);
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109 %! set (h, 'ydata', sort (rand (11, 1)));
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110
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111 %!demo
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112 %! clf;
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113 %! h = bar (rand (5, 3));
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114 %! set (h(1), 'facecolor', 'r')
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115 %! set (h(2), 'facecolor', 'g')
de751531e548 test: Add demos for bar.m and barh.m
Rik <rik@octave.org>
parents: 14327
diff changeset
116 %! set (h(3), 'facecolor', 'b')
de751531e548 test: Add demos for bar.m and barh.m
Rik <rik@octave.org>
parents: 14327
diff changeset
117