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maint: miscellaneous style fixes for .m files * audio/mu2lin.m, deprecated/cut.m, general/cplxpair.m, general/genvarname.m, geometry/rectint.m, help/gen_doc_cache.m, image/hsv2rgb.m, image/rainbow.m, io/textscan.m, miscellaneous/bzip2.m, miscellaneous/compare_versions.m, miscellaneous/fact.m, miscellaneous/menu.m, optimization/fminbnd.m, optimization/fminunc.m, optimization/fzero.m, optimization/sqp.m, plot/__gnuplot_drawnow__.m, plot/axis.m, plot/findobj.m, plot/legend.m, plot/peaks.m, plot/private/__errplot__.m, plot/private/__fltk_print__.m, plot/private/__go_draw_axes__.m, plot/private/__patch__.m, polynomial/pchip.m, polynomial/residue.m, signal/periodogram.m, sparse/sprandsym.m, statistics/base/moment.m, statistics/distributions/expcdf.m, statistics/distributions/expinv.m, statistics/distributions/exppdf.m, statistics/tests/prop_test_2.m, statistics/tests/sign_test.m, statistics/tests/t_test.m, statistics/tests/t_test_2.m, statistics/tests/t_test_regression.m, strings/regexptranslate.m, time/datetick.m: Style fixes.
author John W. Eaton <jwe@octave.org>
date Wed, 11 Apr 2012 22:07:00 -0400
parents 4506eade9f04
children 36dba9be680b
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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} {} daspect (@var{data_aspect_ratio})
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21 ## Set the data aspect ratio of the current axes. The aspect ratio is
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22 ## a normalized 3-element vector representing the span of the x, y, and
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23 ## z-axes limits.
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24 ##
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25 ## @deftypefnx {Function File} {@var{data_aspect_ratio} =} daspect ( )
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26 ## Return the data aspect ratio of the current axes.
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27 ##
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28 ## @deftypefnx {Function File} {} daspect (@var{mode})
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29 ## Set the data aspect ratio mode of the current axes.
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30 ##
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31 ## @deftypefnx {Function File} {@var{data_aspect_ratio_mode} =} daspect ("mode")
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32 ## Return the data aspect ratio mode of the current axes.
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33 ##
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34 ## @deftypefnx {Function File} {} daspect (@var{hax}, @dots{})
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35 ## Use the axes, with handle @var{hax}, instead of the current axes.
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36 ##
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37 ## @seealso{axis, pbaspect, xlim, ylim, zlim}
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38 ## @end deftypefn
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39
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40 ## Author: Ben Abbott <bpabbott@mac.com>
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41 ## Created: 2010-01-26
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42
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43 function varargout = daspect (varargin)
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44
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45 hax = gca ();
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46
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47 if (nargin > 0)
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48 if (isscalar (varargin{1}) && ishandle (varargin{1}))
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49 hax = varargin{1};
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50 varargin = varargin(2:end);
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51 endif
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52 endif
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53 if (numel (varargin) > 0)
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54 if (numel (varargin) == 1)
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55 if (ischar (varargin{1})
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56 && any (strcmpi (varargin{1}, {"mode", "manual", "auto"})))
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57 switch (varargin{1})
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58 case "mode"
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59 if (nargout < 2)
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60 varargout{1} = get (hax, "dataaspectratiomode");
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61 return
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62 else
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63 error ("daspect: only one output is allowed");
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64 endif
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65 case "manual"
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66 set (hax, "dataaspectratiomode", "manual");
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67 case "auto"
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68 set (hax, "dataaspectratiomode", "auto");
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69 endswitch
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70 elseif (isreal (varargin{1}) && numel (varargin{1}) == 2)
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71 set (hax, "dataaspectratio", [varargin{1}, 1]);
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72 elseif (isreal (varargin{1}) && numel (varargin{1}) == 3)
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73 set (hax, "dataaspectratio", varargin{1});
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74 else
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75 error ("daspect: invalid input");
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76 endif
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77 elseif (numel (varargin) > 1)
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78 error ("daspect: too many inputs");
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79 endif
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80 elseif (nargout == 0)
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81 print_usage ();
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82 endif
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83
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84 if (nargout == 1)
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85 varargout{1} = get (hax, "dataaspectratio");
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86 elseif (nargout > 1)
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87 error ("daspect: only one output is allowed");
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88 endif
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89
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90 endfunction
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91
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92
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93 %!demo
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94 %! clf;
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95 %! x = 0:0.01:4;
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96 %! plot (x,cos(x), x,sin(x));
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97 %! axis square;
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98 %! daspect ([1 1 1]);
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99 %! title ('square plot-box with axis limits [0, 4, -2, 2]');
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100
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101 %!demo
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102 %! clf;
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103 %! x = 0:0.01:4;
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104 %! plot (x,cos (x), x,sin (x));
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105 %! axis ([0 4 -1 1]);
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106 %! daspect ([2 1 1]);
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107 %! title ('square plot-box with axis limits [0, 4, -1, 1]');
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108
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109 %!demo
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110 %! clf;
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111 %! x = 0:0.01:4;
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112 %! plot (x,cos(x), x,sin(x));
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113 %! daspect ([1 2 1]);
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114 %! pbaspect ([2 1 1]);
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115 %! title ('2x1 plot box with axis limits [0, 4, -2, 2]');
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116
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117 %!demo
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118 %! clf;
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119 %! x = 0:0.01:4;
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120 %! plot (x,cos(x), x, sin(x));
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121 %! axis square;
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122 %! set (gca, 'activepositionproperty', 'position');
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123 %! daspect ([1 1 1]);
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124 %! title ('square plot-box with axis limits [0, 4, -2, 2]');
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125
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diff changeset
126 %!demo
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Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
127 %! clf;
10931
a72d53df4fa6 Treatment of activepositionproperty for gnuplot.
Ben Abbott <bpabbott@mac.com>
parents: 10711
diff changeset
128 %! x = 0:0.01:4;
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Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
129 %! 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
130 %! axis ([0 4 -1 1]);
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Rik <octave@nomad.inbox5.com>
parents: 14237
diff changeset
131 %! set (gca, 'activepositionproperty', 'position');
14237
11949c9795a0 Revamp %!demos in m-files to use Octave coding conventions on spacing, etc.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
132 %! daspect ([2 1 1]);
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Rik <octave@nomad.inbox5.com>
parents: 14237
diff changeset
133 %! title ('square plot-box with axis limits [0, 4, -1, 1]');
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a72d53df4fa6 Treatment of activepositionproperty for gnuplot.
Ben Abbott <bpabbott@mac.com>
parents: 10711
diff changeset
134