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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 b10a23fe80bb
children 57312b5426cf
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1 ## Copyright (C) 2010-2012 Ben Abbott
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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{data_aspect_ratio} =} daspect ()
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21 ## @deftypefnx {Function File} {} daspect (@var{data_aspect_ratio})
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22 ## @deftypefnx {Function File} {} daspect (@var{mode})
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23 ## @deftypefnx {Function File} {@var{data_aspect_ratio_mode} =} daspect ("mode")
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24 ## @deftypefnx {Function File} {} daspect (@var{hax}, @dots{})
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25 ## Query or set the data aspect ratio of the current axes.
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26 ##
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27 ## The aspect ratio is a normalized 3-element vector representing the span of
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28 ## the x, y, and z-axis limits.
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29 ##
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30 ## @code{(daspect (@var{mode}))}
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31 ##
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32 ## Set the data aspect ratio mode of the current axes. @var{mode} is
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33 ## either "auto" or "manual".
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34 ##
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35 ## @code{daspect ("mode")}
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36 ##
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37 ## Return the data aspect ratio mode of the current axes.
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38 ##
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39 ## @code{daspect (@var{hax}, @dots{})}
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40 ##
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41 ## Operate on the axes in handle @var{hax} instead of the current axes.
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42 ##
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43 ## @seealso{axis, pbaspect, xlim, ylim, zlim}
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44 ## @end deftypefn
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45
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46 ## Author: Ben Abbott <bpabbott@mac.com>
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47 ## Created: 2010-01-26
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48
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49 function varargout = daspect (varargin)
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50
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51 hax = gca ();
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52
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53 if (nargin > 0)
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54 if (isscalar (varargin{1}) && ishandle (varargin{1}))
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55 hax = varargin{1};
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56 varargin = varargin(2:end);
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57 endif
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58 endif
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59 if (numel (varargin) > 0)
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60 if (numel (varargin) == 1)
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61 if (ischar (varargin{1})
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62 && any (strcmpi (varargin{1}, {"mode", "manual", "auto"})))
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63 switch (varargin{1})
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64 case "mode"
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65 if (nargout < 2)
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66 varargout{1} = get (hax, "dataaspectratiomode");
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67 return
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68 else
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69 error ("daspect: only one output is allowed");
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70 endif
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71 case "manual"
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72 set (hax, "dataaspectratiomode", "manual");
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73 case "auto"
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74 set (hax, "dataaspectratiomode", "auto");
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75 endswitch
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76 elseif (isreal (varargin{1}) && numel (varargin{1}) == 2)
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77 set (hax, "dataaspectratio", [varargin{1}, 1]);
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78 elseif (isreal (varargin{1}) && numel (varargin{1}) == 3)
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79 set (hax, "dataaspectratio", varargin{1});
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80 else
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81 error ("daspect: invalid input");
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82 endif
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83 elseif (numel (varargin) > 1)
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84 error ("daspect: too many inputs");
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85 endif
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86 elseif (nargout == 0)
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87 print_usage ();
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88 endif
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90 if (nargout == 1)
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91 varargout{1} = get (hax, "dataaspectratio");
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92 elseif (nargout > 1)
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93 error ("daspect: only one output is allowed");
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94 endif
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95
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96 endfunction
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97
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98
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99 %!demo
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100 %! clf;
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101 %! x = 0:0.01:4;
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102 %! plot (x,cos(x), x,sin(x));
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103 %! axis square;
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104 %! daspect ([1 1 1]);
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105 %! title ('square plot-box with axis limits [0, 4, -2, 2]');
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106
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107 %!demo
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108 %! clf;
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109 %! x = 0:0.01:4;
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110 %! plot (x,cos (x), x,sin (x));
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111 %! axis ([0 4 -1 1]);
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112 %! daspect ([2 1 1]);
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Rik <octave@nomad.inbox5.com>
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113 %! title ('square plot-box with axis limits [0, 4, -1, 1]');
10218
ce94aaa71a4f daspect.m, pbaspect.m: New functions.
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parents:
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114
10931
a72d53df4fa6 Treatment of activepositionproperty for gnuplot.
Ben Abbott <bpabbott@mac.com>
parents: 10711
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115 %!demo
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Rik <octave@nomad.inbox5.com>
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116 %! clf;
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parents: 10711
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117 %! x = 0:0.01:4;
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parents: 14138
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118 %! plot (x,cos(x), x,sin(x));
11949c9795a0 Revamp %!demos in m-files to use Octave coding conventions on spacing, etc.
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parents: 14138
diff changeset
119 %! daspect ([1 2 1]);
11949c9795a0 Revamp %!demos in m-files to use Octave coding conventions on spacing, etc.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
120 %! pbaspect ([2 1 1]);
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Rik <octave@nomad.inbox5.com>
parents: 14237
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121 %! title ('2x1 plot box with axis limits [0, 4, -2, 2]');
11161
2e32236eaa90 Add demos setting both data and plotbox aspect ratios.
Ben Abbott <bpabbott@mac.com>
parents: 11120
diff changeset
122
2e32236eaa90 Add demos setting both data and plotbox aspect ratios.
Ben Abbott <bpabbott@mac.com>
parents: 11120
diff changeset
123 %!demo
14237
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Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
124 %! clf;
11161
2e32236eaa90 Add demos setting both data and plotbox aspect ratios.
Ben Abbott <bpabbott@mac.com>
parents: 11120
diff changeset
125 %! x = 0:0.01:4;
14237
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Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
126 %! plot (x,cos(x), x, sin(x));
11949c9795a0 Revamp %!demos in m-files to use Octave coding conventions on spacing, etc.
Rik <octave@nomad.inbox5.com>
parents: 14138
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127 %! axis square;
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parents: 14237
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128 %! set (gca, 'activepositionproperty', 'position');
14237
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Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
129 %! daspect ([1 1 1]);
14245
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Rik <octave@nomad.inbox5.com>
parents: 14237
diff changeset
130 %! title ('square plot-box with axis limits [0, 4, -2, 2]');
10931
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Ben Abbott <bpabbott@mac.com>
parents: 10711
diff changeset
131
a72d53df4fa6 Treatment of activepositionproperty for gnuplot.
Ben Abbott <bpabbott@mac.com>
parents: 10711
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132 %!demo
14237
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Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
133 %! clf;
10931
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Ben Abbott <bpabbott@mac.com>
parents: 10711
diff changeset
134 %! x = 0:0.01:4;
14237
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Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
135 %! plot (x,cos(x), x,sin(x));
11949c9795a0 Revamp %!demos in m-files to use Octave coding conventions on spacing, etc.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
136 %! axis ([0 4 -1 1]);
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Rik <octave@nomad.inbox5.com>
parents: 14237
diff changeset
137 %! set (gca, 'activepositionproperty', 'position');
14237
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Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
138 %! daspect ([2 1 1]);
14245
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Rik <octave@nomad.inbox5.com>
parents: 14237
diff changeset
139 %! title ('square plot-box with axis limits [0, 4, -1, 1]');
10931
a72d53df4fa6 Treatment of activepositionproperty for gnuplot.
Ben Abbott <bpabbott@mac.com>
parents: 10711
diff changeset
140