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annotate scripts/plot/appearance/daspect.m @ 17572:7bb76a22cde1

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maint: Split scripts/plot directory into 4 pieces. scripts/gui : user-interface functions scripts/plot/appearance : functions controlling plot appearance scripts/plot/draw : plotting functions which produce graphs scripts/plot/util : low-level plotting functions and utilities. * scripts/gui/guidata.m, scripts/gui/guihandles.m, scripts/gui/module.mk, scripts/gui/private/__file_filter__.m, scripts/gui/private/__fltk_file_filter__.m, scripts/gui/private/__is_function__.m, scripts/gui/private/__uigetdir_fltk__.m, scripts/gui/private/__uigetfile_fltk__.m, scripts/gui/private/__uiobject_split_args__.m, scripts/gui/private/__uiputfile_fltk__.m, scripts/gui/uicontextmenu.m, scripts/gui/uicontrol.m, scripts/gui/uigetdir.m, scripts/gui/uigetfile.m, scripts/gui/uimenu.m, scripts/gui/uipanel.m, scripts/gui/uipushtool.m, scripts/gui/uiputfile.m, scripts/gui/uiresume.m, scripts/gui/uitoggletool.m, scripts/gui/uitoolbar.m, scripts/gui/uiwait.m, scripts/gui/waitbar.m, scripts/gui/waitforbuttonpress.m: Moved from scripts/plot to scripts/gui * scripts/plot/appearance/__clabel__.m, scripts/plot/appearance/__getlegenddata__.m, scripts/plot/appearance/axis.m, scripts/plot/appearance/box.m, scripts/plot/appearance/caxis.m, scripts/plot/appearance/clabel.m, scripts/plot/appearance/daspect.m, scripts/plot/appearance/diffuse.m, scripts/plot/appearance/grid.m, scripts/plot/appearance/gtext.m, scripts/plot/appearance/hidden.m, scripts/plot/appearance/legend.m, scripts/plot/appearance/orient.m, scripts/plot/appearance/pbaspect.m, scripts/plot/appearance/private/__axis_label__.m, scripts/plot/appearance/private/__axis_limits__.m, scripts/plot/appearance/shading.m, scripts/plot/appearance/specular.m, scripts/plot/appearance/text.m, scripts/plot/appearance/title.m, scripts/plot/appearance/view.m, scripts/plot/appearance/whitebg.m, scripts/plot/appearance/xlabel.m, scripts/plot/appearance/xlim.m, scripts/plot/appearance/ylabel.m, scripts/plot/appearance/ylim.m, scripts/plot/appearance/zlabel.m, scripts/plot/appearance/zlim.m: Moved from scripts/plot to subdir appearance. * scripts/plot/draw/area.m, scripts/plot/draw/bar.m, scripts/plot/draw/barh.m, scripts/plot/draw/colorbar.m, scripts/plot/draw/comet.m, scripts/plot/draw/comet3.m, scripts/plot/draw/compass.m, scripts/plot/draw/contour.m, scripts/plot/draw/contour3.m, scripts/plot/draw/contourc.m, scripts/plot/draw/contourf.m, scripts/plot/draw/cylinder.m, scripts/plot/draw/ellipsoid.m, scripts/plot/draw/errorbar.m, scripts/plot/draw/ezcontour.m, scripts/plot/draw/ezcontourf.m, scripts/plot/draw/ezmesh.m, scripts/plot/draw/ezmeshc.m, scripts/plot/draw/ezplot.m, scripts/plot/draw/ezplot3.m, scripts/plot/draw/ezpolar.m, scripts/plot/draw/ezsurf.m, scripts/plot/draw/ezsurfc.m, scripts/plot/draw/feather.m, scripts/plot/draw/fill.m, scripts/plot/draw/fplot.m, scripts/plot/draw/hist.m, scripts/plot/draw/isocolors.m, scripts/plot/draw/isonormals.m, scripts/plot/draw/isosurface.m, scripts/plot/draw/line.m, scripts/plot/draw/loglog.m, scripts/plot/draw/loglogerr.m, scripts/plot/draw/mesh.m, scripts/plot/draw/meshc.m, scripts/plot/draw/meshz.m, scripts/plot/draw/pareto.m, scripts/plot/draw/patch.m, scripts/plot/draw/pcolor.m, scripts/plot/draw/peaks.m, scripts/plot/draw/pie.m, scripts/plot/draw/pie3.m, scripts/plot/draw/plot.m, scripts/plot/draw/plot3.m, scripts/plot/draw/plotmatrix.m, scripts/plot/draw/plotyy.m, scripts/plot/draw/polar.m, scripts/plot/draw/private/__add_datasource__.m, scripts/plot/draw/private/__bar__.m, scripts/plot/draw/private/__contour__.m, scripts/plot/draw/private/__errcomm__.m, scripts/plot/draw/private/__errplot__.m, scripts/plot/draw/private/__ezplot__.m, scripts/plot/draw/private/__interp_cube__.m, scripts/plot/draw/private/__line__.m, scripts/plot/draw/private/__marching_cube__.m, scripts/plot/draw/private/__patch__.m, scripts/plot/draw/private/__pie__.m, scripts/plot/draw/private/__plt__.m, scripts/plot/draw/private/__quiver__.m, scripts/plot/draw/private/__scatter__.m, scripts/plot/draw/private/__stem__.m, scripts/plot/draw/quiver.m, scripts/plot/draw/quiver3.m, scripts/plot/draw/rectangle.m, scripts/plot/draw/ribbon.m, scripts/plot/draw/rose.m, scripts/plot/draw/scatter.m, scripts/plot/draw/scatter3.m, scripts/plot/draw/semilogx.m, scripts/plot/draw/semilogxerr.m, scripts/plot/draw/semilogy.m, scripts/plot/draw/semilogyerr.m, scripts/plot/draw/shrinkfaces.m, scripts/plot/draw/slice.m, scripts/plot/draw/sombrero.m, scripts/plot/draw/sphere.m, scripts/plot/draw/stairs.m, scripts/plot/draw/stem.m, scripts/plot/draw/stem3.m, scripts/plot/draw/stemleaf.m, scripts/plot/draw/surf.m, scripts/plot/draw/surface.m, scripts/plot/draw/surfc.m, scripts/plot/draw/surfl.m, scripts/plot/draw/surfnorm.m, scripts/plot/draw/tetramesh.m, scripts/plot/draw/trimesh.m, scripts/plot/draw/triplot.m, scripts/plot/draw/trisurf.m, scripts/plot/draw/waterfall.m: Moved from plot/ to subdir draw. * scripts/plot/util/__actual_axis_position__.m, scripts/plot/util/__default_plot_options__.m, scripts/plot/util/__gnuplot_drawnow__.m, scripts/plot/util/__next_line_color__.m, scripts/plot/util/__next_line_style__.m, scripts/plot/util/__plt_get_axis_arg__.m, scripts/plot/util/__pltopt__.m, scripts/plot/util/allchild.m, scripts/plot/util/ancestor.m, scripts/plot/util/axes.m, scripts/plot/util/cla.m, scripts/plot/util/clf.m, scripts/plot/util/close.m, scripts/plot/util/closereq.m, scripts/plot/util/colstyle.m, scripts/plot/util/copyobj.m, scripts/plot/util/figure.m, scripts/plot/util/findall.m, scripts/plot/util/findfigs.m, scripts/plot/util/findobj.m, scripts/plot/util/gca.m, scripts/plot/util/gcbf.m, scripts/plot/util/gcbo.m, scripts/plot/util/gcf.m, scripts/plot/util/gco.m, scripts/plot/util/ginput.m, scripts/plot/util/gnuplot_binary.in, scripts/plot/util/graphics_toolkit.m, scripts/plot/util/hdl2struct.m, scripts/plot/util/hggroup.m, scripts/plot/util/hold.m, scripts/plot/util/isaxes.m, scripts/plot/util/isfigure.m, scripts/plot/util/ishghandle.m, scripts/plot/util/ishold.m, scripts/plot/util/isprop.m, scripts/plot/util/linkprop.m, scripts/plot/util/meshgrid.m, scripts/plot/util/ndgrid.m, scripts/plot/util/newplot.m, scripts/plot/util/print.m, scripts/plot/util/printd.m, scripts/plot/util/private/__add_default_menu__.m, scripts/plot/util/private/__fltk_ginput__.m, scripts/plot/util/private/__fltk_print__.m, scripts/plot/util/private/__ghostscript__.m, scripts/plot/util/private/__gnuplot_get_var__.m, scripts/plot/util/private/__gnuplot_ginput__.m, scripts/plot/util/private/__gnuplot_has_feature__.m, scripts/plot/util/private/__gnuplot_has_terminal__.m, scripts/plot/util/private/__gnuplot_open_stream__.m, scripts/plot/util/private/__gnuplot_print__.m, scripts/plot/util/private/__gnuplot_version__.m, scripts/plot/util/private/__go_draw_axes__.m, scripts/plot/util/private/__go_draw_figure__.m, scripts/plot/util/private/__print_parse_opts__.m, scripts/plot/util/private/__tight_eps_bbox__.m, scripts/plot/util/refresh.m, scripts/plot/util/refreshdata.m, scripts/plot/util/saveas.m, scripts/plot/util/shg.m, scripts/plot/util/struct2hdl.m, scripts/plot/util/subplot.m: Moved from plot to subdir util. * etc/HACKING: Updated directory structure info. * scripts/Makefile.am, scripts/plot/appearance/module.mk, scripts/plot/draw/module.mk, scripts/plot/util/module.mk: Added new directories to build system.
author Rik <rik@octave.org>
date Fri, 04 Oct 2013 17:09:08 -0700
parents scripts/plot/daspect.m@bc924baa2c4e
children 7af442c326a8
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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 @qcode{"auto"} or @qcode{"manual"}.
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34 ##
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35 ## @code{daspect (@qcode{"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 daratio = daspect (varargin)
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50
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51 ## Grab axes handle if present
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52 if (nargin > 0)
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53 if (isscalar (varargin{1}) && isaxes (varargin{1}))
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54 hax = varargin{1};
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55 varargin = varargin(2:end);
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56 else
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57 hax = gca ();
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58 endif
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59 else
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60 hax = gca ();
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61 endif
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62
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63 nargin = numel (varargin);
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64 if (nargin > 1)
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65 print_usage ();
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66 endif
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67
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68 if (nargin == 0)
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69 daratio = get (hax, "dataaspectratio");
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70 else
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71 arg = varargin{1};
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72 if (isreal (arg))
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73 if (numel (arg) == 2)
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74 set (hax, "dataaspectratio", [arg, 1]);
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75 elseif (numel (arg) == 3)
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76 set (hax, "dataaspectratio", arg);
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77 else
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78 error ("daspect: DATA_ASPECT_RATIO must be a 2 or 3 element vector");
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79 endif
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80 elseif (ischar (arg))
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81 arg = tolower (arg);
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82 switch (arg)
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83 case "auto"
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84 set (hax, "dataaspectratiomode", "auto");
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85 case "manual"
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86 set (hax, "dataaspectratiomode", "manual");
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87 case "mode"
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88 daratio = get (hax, "dataaspectratiomode");
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89 otherwise
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90 error ("daspect: Invalid mode <%s>", arg);
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91 endswitch
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92 else
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93 print_usage ();
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94 endif
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95 endif
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96
ce94aaa71a4f daspect.m, pbaspect.m: New functions.
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97 endfunction
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ce94aaa71a4f daspect.m, pbaspect.m: New functions.
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100 %!demo
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101 %! clf;
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102 %! x = 0:0.01:4;
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103 %! plot (x,cos(x), x,sin(x));
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104 %! axis square;
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105 %! daspect ([1 1 1]);
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106 %! title ('square plot-box with axis limits [0, 4, -2, 2]');
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107
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108 %!demo
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109 %! clf;
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110 %! x = 0:0.01:4;
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111 %! plot (x,cos (x), x,sin (x));
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112 %! axis ([0 4 -1 1]);
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113 %! daspect ([2 1 1]);
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114 %! title ('square plot-box with axis limits [0, 4, -1, 1]');
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115
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116 %!demo
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117 %! clf;
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118 %! x = 0:0.01:4;
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119 %! plot (x,cos(x), x,sin(x));
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120 %! daspect ([1 2 1]);
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121 %! pbaspect ([2 1 1]);
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122 %! title ('2x1 plot box with axis limits [0, 4, -2, 2]');
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123
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124 %!demo
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125 %! clf;
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126 %! x = 0:0.01:4;
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127 %! plot (x,cos(x), x, sin(x));
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128 %! axis square;
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129 %! set (gca, 'activepositionproperty', 'position');
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130 %! daspect ([1 1 1]);
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131 %! title ('square plot-box with axis limits [0, 4, -2, 2]');
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132
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133 %!demo
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134 %! clf;
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135 %! x = 0:0.01:4;
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136 %! plot (x,cos(x), x,sin(x));
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137 %! axis ([0 4 -1 1]);
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138 %! set (gca, 'activepositionproperty', 'position');
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139 %! daspect ([2 1 1]);
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140 %! title ('square plot-box with axis limits [0, 4, -1, 1]');
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141
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142 ## FIXME: need some input validation tests
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143