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annotate scripts/plot/appearance/axis.m @ 28240:2fb684dc2ec2

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axis.m: Implement "fill" option for Matlab compatibility. * axis.m: Document that "fill" is a synonym for "normal". Place "vis3d" option in documentation table for modes which affect aspect ratio. Add strcmpi (opt, "fill") to decode opt and executed the same behavior as "normal".
author Rik <rik@octave.org>
date Fri, 24 Apr 2020 13:16:09 -0700
parents 50d83252f867
children 0de38a6ef693
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1 ########################################################################
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2 ##
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3 ## Copyright (C) 1994-2020 The Octave Project Developers
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4 ##
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5 ## See the file COPYRIGHT.md in the top-level directory of this
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6 ## distribution or <https://octave.org/copyright/>.
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7 ##
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8 ## This file is part of Octave.
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9 ##
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10 ## Octave is free software: you can redistribute it and/or modify it
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11 ## under the terms of the GNU General Public License as published by
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12 ## the Free Software Foundation, either version 3 of the License, or
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13 ## (at your option) any later version.
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14 ##
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15 ## Octave is distributed in the hope that it will be useful, but
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16 ## WITHOUT ANY WARRANTY; without even the implied warranty of
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17 ## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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18 ## GNU General Public License for more details.
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19 ##
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20 ## You should have received a copy of the GNU General Public License
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21 ## along with Octave; see the file COPYING. If not, see
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22 ## <https://www.gnu.org/licenses/>.
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23 ##
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24 ########################################################################
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26 ## -*- texinfo -*-
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27 ## @deftypefn {} {} axis ()
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28 ## @deftypefnx {} {} axis ([@var{x_lo} @var{x_hi}])
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29 ## @deftypefnx {} {} axis ([@var{x_lo} @var{x_hi} @var{y_lo} @var{y_hi}])
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30 ## @deftypefnx {} {} axis ([@var{x_lo} @var{x_hi} @var{y_lo} @var{y_hi} @var{z_lo} @var{z_hi}])
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31 ## @deftypefnx {} {} axis ([@var{x_lo} @var{x_hi} @var{y_lo} @var{y_hi} @var{z_lo} @var{z_hi} @var{c_lo} @var{c_hi}])
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32 ## @deftypefnx {} {} axis (@var{option})
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33 ## @deftypefnx {} {} axis (@var{option1}, @var{option2}, @dots{})
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34 ## @deftypefnx {} {} axis (@var{hax}, @dots{})
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35 ## @deftypefnx {} {@var{limits} =} axis ()
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36 ## Set axis limits and appearance.
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37 ##
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38 ## The argument @var{limits} should be a 2-, 4-, 6-, or 8-element vector. The
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39 ## first and second elements specify the lower and upper limits for the
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40 ## x-axis. The third and fourth specify the limits for the y-axis, the fifth
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41 ## and sixth specify the limits for the z-axis, and the seventh and eighth
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42 ## specify the limits for the color axis. The special values @code{-Inf} and
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43 ## @code{Inf} may be used to indicate that the limit should be automatically
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44 ## computed based on the data in the axes.
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45 ##
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46 ## Without any arguments, @code{axis} turns autoscaling on.
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47 ##
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48 ## With one output argument, @code{@var{limits} = axis} returns the current
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49 ## axis limits.
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50 ##
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51 ## The vector argument specifying limits is optional, and additional string
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52 ## arguments may be used to specify various axis properties.
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53 ##
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54 ## The following options control the aspect ratio of the axes.
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55 ##
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56 ## @table @asis
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57 ## @item @qcode{"equal"}
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58 ## Force x-axis unit distance to equal y-axis (and z-axis) unit distance.
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59 ##
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60 ## @item @qcode{"square"}
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61 ## Force a square axis aspect ratio.
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62 ##
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63 ## @item @nospell{@qcode{"vis3d"}}
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64 ## Set aspect ratio modes (@qcode{"DataAspectRatio"},
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65 ## @qcode{"PlotBoxAspectRatio"}) to @qcode{"manual"} for rotation without
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66 ## stretching.
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67 ##
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68 ## @item @qcode{"normal"}
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69 ## @itemx @qcode{"fill"}
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70 ## Restore default automatically computed aspect ratios.
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71 ## @end table
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72 ##
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73 ## @noindent
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74 ## The following options control the way axis limits are interpreted.
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75 ##
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76 ## @table @asis
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77 ## @item @qcode{"auto"}
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78 ## @itemx @qcode{"auto[xyz]"}
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79 ## @itemx @qcode{"auto [xyz]"}
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80 ## Set nice auto-computed limits around the data for all axes, or only
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81 ## the specified axes.
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82 ##
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83 ## @item @qcode{"manual"}
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84 ## Fix the current axes limits.
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85 ##
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86 ## @item @qcode{"tight"}
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87 ## Fix axes to the limits of the data.
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88 ##
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89 ## @item @qcode{"image"}
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90 ## Equivalent to @qcode{"tight"} and @qcode{"equal"}.
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91 ##
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92 ## @end table
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93 ##
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94 ## @noindent
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95 ## The following options affect the appearance of tick marks.
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96 ##
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97 ## @table @asis
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98 ## @item @qcode{"tic"}
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99 ## @itemx @qcode{"tic[xyz]"}
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100 ## @itemx @qcode{"tic [xyz]"}
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101 ## Turn tick marks on for all axes, or turn them on for the specified axes and
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102 ## off for the remainder.
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103 ##
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104 ## @item @qcode{"label"}
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105 ## @itemx @qcode{"label[xyz]"}
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106 ## @itemx @qcode{"label [xyz]"}
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107 ## Turn tick labels on for all axes, or turn them on for the specified axes
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108 ## and off for the remainder.
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109 ##
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110 ## @item @qcode{"nolabel"}
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111 ## Turn tick labels off for all axes.
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112 ## @end table
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113 ##
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114 ## Note: If there are no tick marks for an axes then there can be no labels.
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115 ##
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116 ## @noindent
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117 ## The following options affect the direction of increasing values on the axes.
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118 ##
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119 ## @table @asis
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120 ## @item @qcode{"xy"}
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121 ## Default y-axis, larger values are near the top.
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122 ##
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123 ## @item @qcode{"ij"}
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124 ## Reverse y-axis, smaller values are near the top.
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125 ## @end table
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126 ##
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127 ## @noindent
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128 ## The following options affects the visibility of the axes.
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129 ##
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130 ## @table @asis
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131 ## @item @qcode{"on"}
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132 ## Make the axes visible.
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133 ##
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134 ## @item @qcode{"off"}
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135 ## Hide the axes.
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136 ## @end table
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137 ##
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138 ## If the first argument @var{hax} is an axes handle, then operate on this
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139 ## axes rather than the current axes returned by @code{gca}.
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140 ##
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141 ## Example 1: set X/Y limits and force a square aspect ratio
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142 ##
9ec894c88077 doc: Update documentation for axis.
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143 ## @example
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144 ## axis ([1, 2, 3, 4], "square");
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145 ## @end example
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146 ##
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147 ## Example 2: enable tick marks on all axes,
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148 ## enable tick mark labels only on the y-axis
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149 ##
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150 ## @example
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151 ## axis ("tic", "labely");
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152 ## @end example
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153 ##
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154 ## @seealso{xlim, ylim, zlim, caxis, daspect, pbaspect, box, grid}
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155 ## @end deftypefn
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156
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157 function limits = axis (varargin)
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158
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159 [hax, varargin, nargin] = __plt_get_axis_arg__ ("axis", varargin{:});
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160
17211
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161 oldfig = [];
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162 if (! isempty (hax))
17211
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163 oldfig = get (0, "currentfigure");
87ba70043bfc Don't use ifelse in plot fcns to avoid unnecessary fcn evaluations.
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164 endif
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diff changeset
165 unwind_protect
17045
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166 if (isempty (hax))
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167 hax = gca ();
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168 endif
6dec8dbf8a97 axis.m: Overhaul to use new __plt_get_axis_arg__.
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169 if (nargin == 0)
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170 limits = __axis__ (hax, varargin{:});
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171 else
17045
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172 __axis__ (hax, varargin{:});
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173 endif
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174 unwind_protect_cleanup
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diff changeset
175 if (! isempty (oldfig))
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176 set (0, "currentfigure", oldfig);
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177 endif
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178 end_unwind_protect
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179
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180 endfunction
e8d953d03f6a [project @ 2007-11-26 20:42:09 by dbateman]
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181
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182 function limits = __axis__ (ca, varargin)
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183
e8d953d03f6a [project @ 2007-11-26 20:42:09 by dbateman]
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diff changeset
184 if (nargin == 1)
4945
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185 if (nargout == 0)
6257
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186 set (ca, "xlimmode", "auto", "ylimmode", "auto", "zlimmode", "auto");
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187 else
6257
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188 xlim = get (ca, "xlim");
44c91c5dfe1d [project @ 2007-01-30 19:16:52 by jwe]
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189 ylim = get (ca, "ylim");
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190 view = get (ca, "view");
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191 if (view(2) == 90)
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192 limits = [xlim, ylim];
9427
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193 else
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194 zlim = get (ca, "zlim");
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195 limits = [xlim, ylim, zlim];
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196 endif
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197 endif
22819
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198 return;
3dd91233bf07 axis.m: Overhaul internal function __axis__.
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199 endif
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200
22819
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201 for arg = varargin
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diff changeset
202 opt = arg{1};
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203
22819
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diff changeset
204 if (ischar (opt))
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205 len = length (opt);
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206
3dd91233bf07 axis.m: Overhaul internal function __axis__.
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207 ## 'matrix mode' to reverse the y-axis
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208 if (strcmpi (opt, "ij"))
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209 set (ca, "ydir", "reverse");
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210 elseif (strcmpi (opt, "xy"))
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211 set (ca, "ydir", "normal");
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212
f7f94396dd81 [project @ 2000-05-13 06:31:28 by jwe]
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213 ## aspect ratio
22819
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214 elseif (strcmpi (opt, "image"))
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215 __axis__ (ca, "equal");
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diff changeset
216 set (ca, "plotboxaspectratiomode", "auto");
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diff changeset
217 __do_tight_option__ (ca);
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diff changeset
218 elseif (strcmpi (opt, "square"))
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diff changeset
219 set (ca, "dataaspectratiomode", "auto",
3dd91233bf07 axis.m: Overhaul internal function __axis__.
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220 "plotboxaspectratio", [1, 1, 1]);
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diff changeset
221 elseif (strcmp (opt, "equal"))
26664
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222 is2dview = (get (ca, "view")(2) == 90);
a7dfb00d5bf5 axis.m: Fix issues with "equal" argument (bug #55619, bug #55614, bug #55574, bug #55514, bug #54848, bug #53724, bug #53504, bug #53336, bug #51938, bug #50356).
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diff changeset
223 if (is2dview)
a7dfb00d5bf5 axis.m: Fix issues with "equal" argument (bug #55619, bug #55614, bug #55574, bug #55514, bug #54848, bug #53724, bug #53504, bug #53336, bug #51938, bug #50356).
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224 ## Save & later restore axes aspect ratio
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225 ca_units = get (ca, "units");
a7dfb00d5bf5 axis.m: Fix issues with "equal" argument (bug #55619, bug #55614, bug #55574, bug #55514, bug #54848, bug #53724, bug #53504, bug #53336, bug #51938, bug #50356).
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diff changeset
226 set (ca, "units", "pixels");
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227 axis_pos = get (ca, "position");
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diff changeset
228 set (ca, "units", ca_units);
a7dfb00d5bf5 axis.m: Fix issues with "equal" argument (bug #55619, bug #55614, bug #55574, bug #55514, bug #54848, bug #53724, bug #53504, bug #53336, bug #51938, bug #50356).
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diff changeset
229 pbratio = [axis_pos(3), axis_pos(4), axis_pos(4)];
a7dfb00d5bf5 axis.m: Fix issues with "equal" argument (bug #55619, bug #55614, bug #55574, bug #55514, bug #54848, bug #53724, bug #53504, bug #53336, bug #51938, bug #50356).
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diff changeset
230 endif
22510
00bf2e2de581 Keep aspect ratio of axes for "axis equal" (bug #49038).
Markus Mützel <markus.muetzel@gmx.de>
parents: 22489
diff changeset
231
26664
a7dfb00d5bf5 axis.m: Fix issues with "equal" argument (bug #55619, bug #55614, bug #55574, bug #55514, bug #54848, bug #53724, bug #53504, bug #53336, bug #51938, bug #50356).
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diff changeset
232 daratio = get (ca, "dataaspectratio");
a7dfb00d5bf5 axis.m: Fix issues with "equal" argument (bug #55619, bug #55614, bug #55574, bug #55514, bug #54848, bug #53724, bug #53504, bug #53336, bug #51938, bug #50356).
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diff changeset
233 if (all (daratio != [1, 1, 1]))
a7dfb00d5bf5 axis.m: Fix issues with "equal" argument (bug #55619, bug #55614, bug #55574, bug #55514, bug #54848, bug #53724, bug #53504, bug #53336, bug #51938, bug #50356).
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diff changeset
234 set (ca, "dataaspectratio", [1, 1, 1]);
22819
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diff changeset
235 else
26664
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diff changeset
236 set (ca, "dataaspectratio", [1+eps, 1, 1],
a7dfb00d5bf5 axis.m: Fix issues with "equal" argument (bug #55619, bug #55614, bug #55574, bug #55514, bug #54848, bug #53724, bug #53504, bug #53336, bug #51938, bug #50356).
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diff changeset
237 "dataaspectratio", [1, 1, 1]);
22819
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diff changeset
238 endif
26664
a7dfb00d5bf5 axis.m: Fix issues with "equal" argument (bug #55619, bug #55614, bug #55574, bug #55514, bug #54848, bug #53724, bug #53504, bug #53336, bug #51938, bug #50356).
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diff changeset
239
a7dfb00d5bf5 axis.m: Fix issues with "equal" argument (bug #55619, bug #55614, bug #55574, bug #55514, bug #54848, bug #53724, bug #53504, bug #53336, bug #51938, bug #50356).
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diff changeset
240 ## Matlab only adjusts plotboxaspectratio for 2-D figures, but
a7dfb00d5bf5 axis.m: Fix issues with "equal" argument (bug #55619, bug #55614, bug #55574, bug #55514, bug #54848, bug #53724, bug #53504, bug #53336, bug #51938, bug #50356).
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diff changeset
241 ## Octave needs to do it for 3-D as well.
a7dfb00d5bf5 axis.m: Fix issues with "equal" argument (bug #55619, bug #55614, bug #55574, bug #55514, bug #54848, bug #53724, bug #53504, bug #53336, bug #51938, bug #50356).
Rik <rik@octave.org>
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diff changeset
242 if (is2dview)
a7dfb00d5bf5 axis.m: Fix issues with "equal" argument (bug #55619, bug #55614, bug #55574, bug #55514, bug #54848, bug #53724, bug #53504, bug #53336, bug #51938, bug #50356).
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diff changeset
243 set (ca, "plotboxaspectratio", pbratio);
a7dfb00d5bf5 axis.m: Fix issues with "equal" argument (bug #55619, bug #55614, bug #55574, bug #55514, bug #54848, bug #53724, bug #53504, bug #53336, bug #51938, bug #50356).
Rik <rik@octave.org>
parents: 26376
diff changeset
244 else
a7dfb00d5bf5 axis.m: Fix issues with "equal" argument (bug #55619, bug #55614, bug #55574, bug #55514, bug #54848, bug #53724, bug #53504, bug #53336, bug #51938, bug #50356).
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diff changeset
245 pbratio = get (ca, "plotboxaspectratio");
a7dfb00d5bf5 axis.m: Fix issues with "equal" argument (bug #55619, bug #55614, bug #55574, bug #55514, bug #54848, bug #53724, bug #53504, bug #53336, bug #51938, bug #50356).
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diff changeset
246 if (all (pbratio != [1, 1, 1]))
a7dfb00d5bf5 axis.m: Fix issues with "equal" argument (bug #55619, bug #55614, bug #55574, bug #55514, bug #54848, bug #53724, bug #53504, bug #53336, bug #51938, bug #50356).
Rik <rik@octave.org>
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diff changeset
247 set (ca, "plotboxaspectratio", [1, 1, 1]);
a7dfb00d5bf5 axis.m: Fix issues with "equal" argument (bug #55619, bug #55614, bug #55574, bug #55514, bug #54848, bug #53724, bug #53504, bug #53336, bug #51938, bug #50356).
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diff changeset
248 else
a7dfb00d5bf5 axis.m: Fix issues with "equal" argument (bug #55619, bug #55614, bug #55574, bug #55514, bug #54848, bug #53724, bug #53504, bug #53336, bug #51938, bug #50356).
Rik <rik@octave.org>
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diff changeset
249 set (ca, "plotboxaspectratio", [1+eps, 1, 1],
a7dfb00d5bf5 axis.m: Fix issues with "equal" argument (bug #55619, bug #55614, bug #55574, bug #55514, bug #54848, bug #53724, bug #53504, bug #53336, bug #51938, bug #50356).
Rik <rik@octave.org>
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diff changeset
250 "plotboxaspectratio", [1, 1, 1]);
a7dfb00d5bf5 axis.m: Fix issues with "equal" argument (bug #55619, bug #55614, bug #55574, bug #55514, bug #54848, bug #53724, bug #53504, bug #53336, bug #51938, bug #50356).
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diff changeset
251 endif
a7dfb00d5bf5 axis.m: Fix issues with "equal" argument (bug #55619, bug #55614, bug #55574, bug #55514, bug #54848, bug #53724, bug #53504, bug #53336, bug #51938, bug #50356).
Rik <rik@octave.org>
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diff changeset
252 endif
23272
3983ac6f5920 axis.m: Add support for "vis3d" (bug #50523).
Markus Mützel <markus.muetzel@gmx.de>
parents: 23220
diff changeset
253 elseif (strcmpi (opt, "vis3d"))
3983ac6f5920 axis.m: Add support for "vis3d" (bug #50523).
Markus Mützel <markus.muetzel@gmx.de>
parents: 23220
diff changeset
254 ## Fix aspect ratio modes for rotation without stretching.
3983ac6f5920 axis.m: Add support for "vis3d" (bug #50523).
Markus Mützel <markus.muetzel@gmx.de>
parents: 23220
diff changeset
255 set (ca, "dataaspectratiomode", "manual",
3983ac6f5920 axis.m: Add support for "vis3d" (bug #50523).
Markus Mützel <markus.muetzel@gmx.de>
parents: 23220
diff changeset
256 "plotboxaspectratiomode", "manual");
28240
2fb684dc2ec2 axis.m: Implement "fill" option for Matlab compatibility.
Rik <rik@octave.org>
parents: 28238
diff changeset
257 elseif (strcmpi (opt, "normal") || strcmpi (opt, "fill"))
22819
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
258 ## Set plotboxaspectratio to something obtuse so that switching
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
259 ## back to "auto" will force a re-calculation.
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
260 set (ca, "plotboxaspectratio", [3 2 1]);
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
261 set (ca, "plotboxaspectratiomode", "auto",
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
262 "dataaspectratiomode", "auto");
3667
f7f94396dd81 [project @ 2000-05-13 06:31:28 by jwe]
jwe
parents: 3426
diff changeset
263
f7f94396dd81 [project @ 2000-05-13 06:31:28 by jwe]
jwe
parents: 3426
diff changeset
264 ## axis limits
22819
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
265 elseif (strncmpi (opt, "auto", 4))
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
266 if (len == 4)
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
267 set (ca, "xlimmode", "auto", "ylimmode", "auto", "zlimmode", "auto");
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
268 else
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
269 if (any (opt == "x"))
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
270 set (ca, "xlimmode", "auto");
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
271 endif
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
272 if (any (opt == "y"))
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
273 set (ca, "ylimmode", "auto");
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
274 endif
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
275 if (any (opt == "z"))
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
276 set (ca, "zlimmode", "auto");
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
277 endif
10549
95c3e38098bf Untabify .m scripts
Rik <code@nomad.inbox5.com>
parents: 10532
diff changeset
278 endif
22819
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
279 elseif (strcmpi (opt, "manual"))
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
280 ## fixes the axis limits
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
281 set (ca, "xlimmode", "manual", "ylimmode", "manual",
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
282 "zlimmode", "manual");
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
283 elseif (strcmpi (opt, "tight"))
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
284 ## sets the axis limits to the min and max of all data.
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
285 __do_tight_option__ (ca);
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
286
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
287 ## visibility
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
288 elseif (strcmpi (opt, "on"))
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
289 set (ca, "visible", "on");
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
290 elseif (strcmpi (opt, "off"))
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
291 set (ca, "visible", "off");
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
292
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
293 ## tick marks
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
294 elseif (strcmpi (opt, "tic"))
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
295 set (ca, "xtickmode", "auto", "ytickmode", "auto", "ztickmode", "auto",
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
296 "visible", "on");
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
297 elseif (strncmpi (opt, "tic", 3))
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
298 if (any (opt == "x"))
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
299 set (ca, "xtickmode", "auto");
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
300 else
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
301 set (ca, "xtick", []);
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
302 endif
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
303 if (any (opt == "y"))
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
304 set (ca, "ytickmode", "auto");
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
305 else
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
306 set (ca, "ytick", []);
10549
95c3e38098bf Untabify .m scripts
Rik <code@nomad.inbox5.com>
parents: 10532
diff changeset
307 endif
22819
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
308 if (any (opt == "z"))
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
309 set (ca, "ztickmode", "auto");
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
310 else
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
311 set (ca, "ztick", []);
10549
95c3e38098bf Untabify .m scripts
Rik <code@nomad.inbox5.com>
parents: 10532
diff changeset
312 endif
22819
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
313
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
314 ## labels
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
315 elseif (strcmpi (opt, "label"))
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
316 set (ca, "xticklabelmode", "auto", "yticklabelmode", "auto",
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
317 "zticklabelmode", "auto");
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
318 elseif (strcmpi (opt, "nolabel"))
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
319 set (ca, "xticklabel", {}, "yticklabel", {}, "zticklabel", {})
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
320 elseif (strncmpi (opt, "label", 5))
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
321 if (any (opt == "x"))
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
322 set (ca, "xticklabelmode", "auto");
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
323 else
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
324 set (ca, "xticklabel", "");
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
325 endif
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
326 if (any (opt == "y"))
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
327 set (ca, "yticklabelmode", "auto");
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
328 else
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
329 set (ca, "yticklabel", "");
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
330 endif
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
331 if (any (opt == "z"))
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
332 set (ca, "zticklabelmode", "auto");
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
333 else
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
334 set (ca, "zticklabel", "");
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
335 endif
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
336
3667
f7f94396dd81 [project @ 2000-05-13 06:31:28 by jwe]
jwe
parents: 3426
diff changeset
337 else
22819
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
338 warning ("axis: unknown option '%s'", opt);
8953
a6945f92b868 __go_draw_axes__.m: Unset the {x,y,z}ticks when initializing\n\teach axis. Set ticklabels when the ticklabels are empty and when\n\tticklabelmode=="manual".
Ben Abbott <bpabbott@mac.com>
parents: 8920
diff changeset
339 endif
22819
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
340
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
341 elseif (isnumeric (opt) && isvector (opt))
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
342
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
343 len = length (opt);
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
344
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
345 if (len != 2 && len != 4 && len != 6 && len != 8)
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
346 error ("axis: LIMITS vector must have 2, 4, 6, or 8 elements");
3667
f7f94396dd81 [project @ 2000-05-13 06:31:28 by jwe]
jwe
parents: 3426
diff changeset
347 endif
22819
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
348
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
349 for i = 1:2:len
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
350 if (opt(i) >= opt(i+1))
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
351 error ("axis: LIMITS(%d) must be less than LIMITS(%d)", i, i+1);
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
352 endif
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
353 endfor
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
354
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
355 if (len > 1)
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
356 xlim (ca, opt(1:2));
3667
f7f94396dd81 [project @ 2000-05-13 06:31:28 by jwe]
jwe
parents: 3426
diff changeset
357 endif
22819
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
358
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
359 if (len > 3)
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
360 ylim (ca, opt(3:4));
3667
f7f94396dd81 [project @ 2000-05-13 06:31:28 by jwe]
jwe
parents: 3426
diff changeset
361 endif
22819
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
362
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
363 if (len > 5)
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
364 zlim (ca, opt(5:6));
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
365 endif
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
366
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
367 if (len > 7)
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
368 caxis (ca, opt(7:8));
3667
f7f94396dd81 [project @ 2000-05-13 06:31:28 by jwe]
jwe
parents: 3426
diff changeset
369 endif
f7f94396dd81 [project @ 2000-05-13 06:31:28 by jwe]
jwe
parents: 3426
diff changeset
370
f7f94396dd81 [project @ 2000-05-13 06:31:28 by jwe]
jwe
parents: 3426
diff changeset
371 else
22819
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
372 error ("axis: expecting no args, or a numeric vector with 2, 4, 6, or 8 elements");
590
8e42786004d6 [project @ 1994-08-09 01:18:13 by jwe]
jwe
parents:
diff changeset
373 endif
8e42786004d6 [project @ 1994-08-09 01:18:13 by jwe]
jwe
parents:
diff changeset
374
22819
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
375 endfor
590
8e42786004d6 [project @ 1994-08-09 01:18:13 by jwe]
jwe
parents:
diff changeset
376 endfunction
3667
f7f94396dd81 [project @ 2000-05-13 06:31:28 by jwe]
jwe
parents: 3426
diff changeset
377
22819
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
378 ## Find the limits for axis ("tight").
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
379 ## AX should be one of "x", "y", or "z".
7376
b052b844e094 [project @ 2008-01-15 01:18:39 by jwe]
jwe
parents: 7216
diff changeset
380 function lims = __get_tight_lims__ (ca, ax)
b052b844e094 [project @ 2008-01-15 01:18:39 by jwe]
jwe
parents: 7216
diff changeset
381
20778
8513c84a13cb Use parser string concatenation rather than strcat() for performance in m-files.
Rik <rik@octave.org>
parents: 20727
diff changeset
382 kids = findobj (ca, "-property", [ax "data"]);
14054
ec79cd8359c5 Ignore Inf when determining tight axis limits.
Ben Abbott <bpabbott@mac.com>
parents: 13322
diff changeset
383 ## The data properties for hggroups mirror their children.
22819
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
384 ## Exclude the redundant hggroup values.
14054
ec79cd8359c5 Ignore Inf when determining tight axis limits.
Ben Abbott <bpabbott@mac.com>
parents: 13322
diff changeset
385 hg_kids = findobj (kids, "type", "hggroup");
11174
2114867f2a50 axis.m: Exclude hggroup {x,y,z}data properties when determing tight axis limits.
Ben Abbott <bpabbott@mac.com>
parents: 11001
diff changeset
386 kids = setdiff (kids, hg_kids);
7376
b052b844e094 [project @ 2008-01-15 01:18:39 by jwe]
jwe
parents: 7216
diff changeset
387 if (isempty (kids))
b052b844e094 [project @ 2008-01-15 01:18:39 by jwe]
jwe
parents: 7216
diff changeset
388 ## Return the current limits.
22819
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
389 ## FIXME: Is this the correct thing to do?
20778
8513c84a13cb Use parser string concatenation rather than strcat() for performance in m-files.
Rik <rik@octave.org>
parents: 20727
diff changeset
390 lims = get (ca, [ax "lim"]);
7376
b052b844e094 [project @ 2008-01-15 01:18:39 by jwe]
jwe
parents: 7216
diff changeset
391 else
20778
8513c84a13cb Use parser string concatenation rather than strcat() for performance in m-files.
Rik <rik@octave.org>
parents: 20727
diff changeset
392 data = get (kids, [ax "data"]);
18524
bf0d2e51c8f0 axis.m: make 'tight' embrace whole images (bug #36594).
Pantxo Diribarne <pantxo.diribarne@gmail.com>
parents: 18475
diff changeset
393 types = get (kids, "type");
19593
446c46af4b42 strip trailing whitespace from most source files
John W. Eaton <jwe@octave.org>
parents: 18668
diff changeset
394
20778
8513c84a13cb Use parser string concatenation rather than strcat() for performance in m-files.
Rik <rik@octave.org>
parents: 20727
diff changeset
395 scale = get (ca, [ax "scale"]);
14054
ec79cd8359c5 Ignore Inf when determining tight axis limits.
Ben Abbott <bpabbott@mac.com>
parents: 13322
diff changeset
396 if (! iscell (data))
ec79cd8359c5 Ignore Inf when determining tight axis limits.
Ben Abbott <bpabbott@mac.com>
parents: 13322
diff changeset
397 data = {data};
14552
86854d032a37 maint: miscellaneous style fixes for .m files
John W. Eaton <jwe@octave.org>
parents: 14247
diff changeset
398 endif
19593
446c46af4b42 strip trailing whitespace from most source files
John W. Eaton <jwe@octave.org>
parents: 18668
diff changeset
399
18524
bf0d2e51c8f0 axis.m: make 'tight' embrace whole images (bug #36594).
Pantxo Diribarne <pantxo.diribarne@gmail.com>
parents: 18475
diff changeset
400 ## Extend image data one pixel
bf0d2e51c8f0 axis.m: make 'tight' embrace whole images (bug #36594).
Pantxo Diribarne <pantxo.diribarne@gmail.com>
parents: 18475
diff changeset
401 idx = strcmp (types, "image");
18668
01aa90ece9a4 axis.m: Fix regression setting tight limits on non-image objects.
Rik <rik@octave.org>
parents: 18524
diff changeset
402 if (any (idx) && (ax == "x" || ax == "y"))
18524
bf0d2e51c8f0 axis.m: make 'tight' embrace whole images (bug #36594).
Pantxo Diribarne <pantxo.diribarne@gmail.com>
parents: 18475
diff changeset
403 imdata = data(idx);
bf0d2e51c8f0 axis.m: make 'tight' embrace whole images (bug #36594).
Pantxo Diribarne <pantxo.diribarne@gmail.com>
parents: 18475
diff changeset
404 px = arrayfun (@__image_pixel_size__, kids(idx), "uniformoutput", false);
bf0d2e51c8f0 axis.m: make 'tight' embrace whole images (bug #36594).
Pantxo Diribarne <pantxo.diribarne@gmail.com>
parents: 18475
diff changeset
405 ipx = ifelse (ax == "x", 1, 2);
bf0d2e51c8f0 axis.m: make 'tight' embrace whole images (bug #36594).
Pantxo Diribarne <pantxo.diribarne@gmail.com>
parents: 18475
diff changeset
406 imdata = cellfun (@(x,dx) [(min (x) - dx(ipx)), (max (x) + dx(ipx))],
bf0d2e51c8f0 axis.m: make 'tight' embrace whole images (bug #36594).
Pantxo Diribarne <pantxo.diribarne@gmail.com>
parents: 18475
diff changeset
407 imdata, px, "uniformoutput", false);
bf0d2e51c8f0 axis.m: make 'tight' embrace whole images (bug #36594).
Pantxo Diribarne <pantxo.diribarne@gmail.com>
parents: 18475
diff changeset
408 data(idx) = imdata;
bf0d2e51c8f0 axis.m: make 'tight' embrace whole images (bug #36594).
Pantxo Diribarne <pantxo.diribarne@gmail.com>
parents: 18475
diff changeset
409 endif
19593
446c46af4b42 strip trailing whitespace from most source files
John W. Eaton <jwe@octave.org>
parents: 18668
diff changeset
410
14054
ec79cd8359c5 Ignore Inf when determining tight axis limits.
Ben Abbott <bpabbott@mac.com>
parents: 13322
diff changeset
411 if (strcmp (scale, "log"))
14063
6875d23ce051 Fix regression of tight axis limits introduced by changeset ec79cd8359c5.
Ben Abbott <bpabbott@mac.com>
parents: 14054
diff changeset
412 tmp = data;
6875d23ce051 Fix regression of tight axis limits introduced by changeset ec79cd8359c5.
Ben Abbott <bpabbott@mac.com>
parents: 14054
diff changeset
413 data = cellfun (@(x) x(x>0), tmp, "uniformoutput", false);
17426
aa380b380315 axis.m: Fix bug when data sets differ in size and dimension (bug #40036).
Rik <rik@octave.org>
parents: 17386
diff changeset
414 n = cellfun ("isempty", data);
14063
6875d23ce051 Fix regression of tight axis limits introduced by changeset ec79cd8359c5.
Ben Abbott <bpabbott@mac.com>
parents: 14054
diff changeset
415 data(n) = cellfun (@(x) x(x<0), tmp(n), "uniformoutput", false);
13174
bd2cd4fd3edf maint: use specific endif, endfor tokens instead of simple end
John W. Eaton <jwe@octave.org>
parents: 13154
diff changeset
416 endif
14868
5d3a684236b0 maint: Use Octave coding conventions for cuddling parentheses in scripts directory
Rik <octave@nomad.inbox5.com>
parents: 14552
diff changeset
417 data = cellfun (@(x) x(isfinite (x)), data, "uniformoutput", false);
14054
ec79cd8359c5 Ignore Inf when determining tight axis limits.
Ben Abbott <bpabbott@mac.com>
parents: 13322
diff changeset
418 data = data(! cellfun ("isempty", data));
ec79cd8359c5 Ignore Inf when determining tight axis limits.
Ben Abbott <bpabbott@mac.com>
parents: 13322
diff changeset
419 if (! isempty (data))
17426
aa380b380315 axis.m: Fix bug when data sets differ in size and dimension (bug #40036).
Rik <rik@octave.org>
parents: 17386
diff changeset
420 ## Change data from cell array of various sizes to a single column vector
aa380b380315 axis.m: Fix bug when data sets differ in size and dimension (bug #40036).
Rik <rik@octave.org>
parents: 17386
diff changeset
421 data = cat (1, cellindexmat (data, ":"){:});
aa380b380315 axis.m: Fix bug when data sets differ in size and dimension (bug #40036).
Rik <rik@octave.org>
parents: 17386
diff changeset
422 lims = [min(data), max(data)];
7376
b052b844e094 [project @ 2008-01-15 01:18:39 by jwe]
jwe
parents: 7216
diff changeset
423 else
14054
ec79cd8359c5 Ignore Inf when determining tight axis limits.
Ben Abbott <bpabbott@mac.com>
parents: 13322
diff changeset
424 lims = [0, 1];
8610
85c9906abfd1 use endif and endfor instead of end
John W. Eaton <jwe@octave.org>
parents: 8507
diff changeset
425 endif
85c9906abfd1 use endif and endfor instead of end
John W. Eaton <jwe@octave.org>
parents: 8507
diff changeset
426 endif
9357
95ec56601497 axis.m: Fix bug for 'axis tight' with multiple surface plots, add demo.
Ben Abbott <bpabbott@mac.com>
parents: 9317
diff changeset
427
7376
b052b844e094 [project @ 2008-01-15 01:18:39 by jwe]
jwe
parents: 7216
diff changeset
428 endfunction
b052b844e094 [project @ 2008-01-15 01:18:39 by jwe]
jwe
parents: 7216
diff changeset
429
b052b844e094 [project @ 2008-01-15 01:18:39 by jwe]
jwe
parents: 7216
diff changeset
430 function __do_tight_option__ (ca)
b052b844e094 [project @ 2008-01-15 01:18:39 by jwe]
jwe
parents: 7216
diff changeset
431
17023
13a12d01aca5 Avoid tight limits having a span of zero.
bpabbott
parents: 15007
diff changeset
432 xlim = __get_tight_lims__ (ca, "x");
13a12d01aca5 Avoid tight limits having a span of zero.
bpabbott
parents: 15007
diff changeset
433 if (all (xlim == 0))
22819
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
434 xlim = [-eps, +eps];
17023
13a12d01aca5 Avoid tight limits having a span of zero.
bpabbott
parents: 15007
diff changeset
435 elseif (diff (xlim == 0))
22819
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
436 xlim .*= [1-eps, 1+eps];
17023
13a12d01aca5 Avoid tight limits having a span of zero.
bpabbott
parents: 15007
diff changeset
437 endif
13a12d01aca5 Avoid tight limits having a span of zero.
bpabbott
parents: 15007
diff changeset
438 ylim = __get_tight_lims__ (ca, "y");
13a12d01aca5 Avoid tight limits having a span of zero.
bpabbott
parents: 15007
diff changeset
439 if (all (ylim == 0))
22819
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
440 ylim = [-eps, +eps];
17023
13a12d01aca5 Avoid tight limits having a span of zero.
bpabbott
parents: 15007
diff changeset
441 elseif (diff (ylim == 0))
22819
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
442 ylim .*= [1-eps, 1+eps];
17023
13a12d01aca5 Avoid tight limits having a span of zero.
bpabbott
parents: 15007
diff changeset
443 endif
21385
89fa0694aa2e Fix check-missing-semicolon QA target (bug #47277).
Rik <rik@octave.org>
parents: 20852
diff changeset
444 set (ca, "xlim", xlim, "ylim", ylim);
17564
234731d524c2 axis.m: Fix 'axis tight' with pcolor plots.
Rik <rik@octave.org>
parents: 17427
diff changeset
445 nd = __calc_dimensions__ (ca);
234731d524c2 axis.m: Fix 'axis tight' with pcolor plots.
Rik <rik@octave.org>
parents: 17427
diff changeset
446 is3dview = (get (ca, "view")(2) != 90);
234731d524c2 axis.m: Fix 'axis tight' with pcolor plots.
Rik <rik@octave.org>
parents: 17427
diff changeset
447 if (nd > 2 && is3dview)
17023
13a12d01aca5 Avoid tight limits having a span of zero.
bpabbott
parents: 15007
diff changeset
448 zlim = __get_tight_lims__ (ca, "z");
13a12d01aca5 Avoid tight limits having a span of zero.
bpabbott
parents: 15007
diff changeset
449 if (all (zlim == 0))
22819
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
450 zlim = [-eps, +eps];
17023
13a12d01aca5 Avoid tight limits having a span of zero.
bpabbott
parents: 15007
diff changeset
451 elseif (diff (zlim == 0))
22819
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
452 zlim .*= [1-eps, 1+eps];
17023
13a12d01aca5 Avoid tight limits having a span of zero.
bpabbott
parents: 15007
diff changeset
453 endif
13a12d01aca5 Avoid tight limits having a span of zero.
bpabbott
parents: 15007
diff changeset
454 set (ca, "zlim", zlim);
11183
ac6a199be45e Leave zlim unchanged during 'axis tight' on 2D plots
Konstantinos Poulios <logari81@googlemail.com>
parents: 11174
diff changeset
455 endif
7376
b052b844e094 [project @ 2008-01-15 01:18:39 by jwe]
jwe
parents: 7216
diff changeset
456
b052b844e094 [project @ 2008-01-15 01:18:39 by jwe]
jwe
parents: 7216
diff changeset
457 endfunction
b052b844e094 [project @ 2008-01-15 01:18:39 by jwe]
jwe
parents: 7216
diff changeset
458
17045
6dec8dbf8a97 axis.m: Overhaul to use new __plt_get_axis_arg__.
Rik <rik@octave.org>
parents: 17026
diff changeset
459
3667
f7f94396dd81 [project @ 2000-05-13 06:31:28 by jwe]
jwe
parents: 3426
diff changeset
460 %!demo
14237
11949c9795a0 Revamp %!demos in m-files to use Octave coding conventions on spacing, etc.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
461 %! clf;
11949c9795a0 Revamp %!demos in m-files to use Octave coding conventions on spacing, etc.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
462 %! t = 0:0.01:2*pi;
11949c9795a0 Revamp %!demos in m-files to use Octave coding conventions on spacing, etc.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
463 %! x = sin (t);
11949c9795a0 Revamp %!demos in m-files to use Octave coding conventions on spacing, etc.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
464 %!
11949c9795a0 Revamp %!demos in m-files to use Octave coding conventions on spacing, etc.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
465 %! subplot (221);
11949c9795a0 Revamp %!demos in m-files to use Octave coding conventions on spacing, etc.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
466 %! plot (t, x);
22302
1c4cd12987f5 Use Octave syntax in graphics demos.
Rik <rik@octave.org>
parents: 22299
diff changeset
467 %! title ("normal plot");
14237
11949c9795a0 Revamp %!demos in m-files to use Octave coding conventions on spacing, etc.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
468 %!
11949c9795a0 Revamp %!demos in m-files to use Octave coding conventions on spacing, etc.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
469 %! subplot (222);
11949c9795a0 Revamp %!demos in m-files to use Octave coding conventions on spacing, etc.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
470 %! plot (t, x);
22312
533c3c4059a3 Add titles to more of the graphic demos.
Rik <rik@octave.org>
parents: 22302
diff changeset
471 %! title ("axis square");
22302
1c4cd12987f5 Use Octave syntax in graphics demos.
Rik <rik@octave.org>
parents: 22299
diff changeset
472 %! axis ("square");
14237
11949c9795a0 Revamp %!demos in m-files to use Octave coding conventions on spacing, etc.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
473 %!
11949c9795a0 Revamp %!demos in m-files to use Octave coding conventions on spacing, etc.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
474 %! subplot (223);
11949c9795a0 Revamp %!demos in m-files to use Octave coding conventions on spacing, etc.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
475 %! plot (t, x);
22312
533c3c4059a3 Add titles to more of the graphic demos.
Rik <rik@octave.org>
parents: 22302
diff changeset
476 %! title ("axis equal");
22302
1c4cd12987f5 Use Octave syntax in graphics demos.
Rik <rik@octave.org>
parents: 22299
diff changeset
477 %! axis ("equal");
3667
f7f94396dd81 [project @ 2000-05-13 06:31:28 by jwe]
jwe
parents: 3426
diff changeset
478 %!
14237
11949c9795a0 Revamp %!demos in m-files to use Octave coding conventions on spacing, etc.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
479 %! subplot (224);
11949c9795a0 Revamp %!demos in m-files to use Octave coding conventions on spacing, etc.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
480 %! plot (t, x);
22302
1c4cd12987f5 Use Octave syntax in graphics demos.
Rik <rik@octave.org>
parents: 22299
diff changeset
481 %! title ("normal plot again");
1c4cd12987f5 Use Octave syntax in graphics demos.
Rik <rik@octave.org>
parents: 22299
diff changeset
482 %! axis ("normal");
14237
11949c9795a0 Revamp %!demos in m-files to use Octave coding conventions on spacing, etc.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
483
11949c9795a0 Revamp %!demos in m-files to use Octave coding conventions on spacing, etc.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
484 %!demo
11949c9795a0 Revamp %!demos in m-files to use Octave coding conventions on spacing, etc.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
485 %! clf;
11949c9795a0 Revamp %!demos in m-files to use Octave coding conventions on spacing, etc.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
486 %! t = 0:0.01:2*pi;
11949c9795a0 Revamp %!demos in m-files to use Octave coding conventions on spacing, etc.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
487 %! x = sin (t);
3667
f7f94396dd81 [project @ 2000-05-13 06:31:28 by jwe]
jwe
parents: 3426
diff changeset
488 %!
14237
11949c9795a0 Revamp %!demos in m-files to use Octave coding conventions on spacing, etc.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
489 %! subplot (121);
11949c9795a0 Revamp %!demos in m-files to use Octave coding conventions on spacing, etc.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
490 %! plot (t, x);
22312
533c3c4059a3 Add titles to more of the graphic demos.
Rik <rik@octave.org>
parents: 22302
diff changeset
491 %! title ({"axis ij", "Y-axis reversed"});
22302
1c4cd12987f5 Use Octave syntax in graphics demos.
Rik <rik@octave.org>
parents: 22299
diff changeset
492 %! axis ("ij");
22312
533c3c4059a3 Add titles to more of the graphic demos.
Rik <rik@octave.org>
parents: 22302
diff changeset
493 %! legend ("sine");
14237
11949c9795a0 Revamp %!demos in m-files to use Octave coding conventions on spacing, etc.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
494 %!
11949c9795a0 Revamp %!demos in m-files to use Octave coding conventions on spacing, etc.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
495 %! subplot (122);
11949c9795a0 Revamp %!demos in m-files to use Octave coding conventions on spacing, etc.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
496 %! plot (t, x);
22312
533c3c4059a3 Add titles to more of the graphic demos.
Rik <rik@octave.org>
parents: 22302
diff changeset
497 %! title ("axis xy");
533c3c4059a3 Add titles to more of the graphic demos.
Rik <rik@octave.org>
parents: 22302
diff changeset
498 %! title ({"axis ij", "Y-axis normal"});
22302
1c4cd12987f5 Use Octave syntax in graphics demos.
Rik <rik@octave.org>
parents: 22299
diff changeset
499 %! axis ("xy");
22312
533c3c4059a3 Add titles to more of the graphic demos.
Rik <rik@octave.org>
parents: 22302
diff changeset
500 %! legend ("sine");
3667
f7f94396dd81 [project @ 2000-05-13 06:31:28 by jwe]
jwe
parents: 3426
diff changeset
501
f7f94396dd81 [project @ 2000-05-13 06:31:28 by jwe]
jwe
parents: 3426
diff changeset
502 %!demo
14237
11949c9795a0 Revamp %!demos in m-files to use Octave coding conventions on spacing, etc.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
503 %! clf;
26665
f9dbc287f908 axis.m: Enlarge ticks in %!demo #3 for clarity.
Rik <rik@octave.org>
parents: 26664
diff changeset
504 %! def_ticklen = get (0, "DefaultAxesTickLength");
f9dbc287f908 axis.m: Enlarge ticks in %!demo #3 for clarity.
Rik <rik@octave.org>
parents: 26664
diff changeset
505 %! set (0, "DefaultAxesTickLength", [.028, .025]);
14237
11949c9795a0 Revamp %!demos in m-files to use Octave coding conventions on spacing, etc.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
506 %! t = 0:0.01:2*pi;
11949c9795a0 Revamp %!demos in m-files to use Octave coding conventions on spacing, etc.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
507 %! x = sin (t);
3667
f7f94396dd81 [project @ 2000-05-13 06:31:28 by jwe]
jwe
parents: 3426
diff changeset
508 %!
14237
11949c9795a0 Revamp %!demos in m-files to use Octave coding conventions on spacing, etc.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
509 %! subplot (331);
11949c9795a0 Revamp %!demos in m-files to use Octave coding conventions on spacing, etc.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
510 %! plot (t, x);
22302
1c4cd12987f5 Use Octave syntax in graphics demos.
Rik <rik@octave.org>
parents: 22299
diff changeset
511 %! title ("x ticks and labels");
1c4cd12987f5 Use Octave syntax in graphics demos.
Rik <rik@octave.org>
parents: 22299
diff changeset
512 %! axis ("ticx");
3667
f7f94396dd81 [project @ 2000-05-13 06:31:28 by jwe]
jwe
parents: 3426
diff changeset
513 %!
14237
11949c9795a0 Revamp %!demos in m-files to use Octave coding conventions on spacing, etc.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
514 %! subplot (332);
11949c9795a0 Revamp %!demos in m-files to use Octave coding conventions on spacing, etc.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
515 %! plot (t, x);
22302
1c4cd12987f5 Use Octave syntax in graphics demos.
Rik <rik@octave.org>
parents: 22299
diff changeset
516 %! title ("y ticks and labels");
1c4cd12987f5 Use Octave syntax in graphics demos.
Rik <rik@octave.org>
parents: 22299
diff changeset
517 %! axis ("ticy");
3667
f7f94396dd81 [project @ 2000-05-13 06:31:28 by jwe]
jwe
parents: 3426
diff changeset
518 %!
14237
11949c9795a0 Revamp %!demos in m-files to use Octave coding conventions on spacing, etc.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
519 %! subplot (333);
11949c9795a0 Revamp %!demos in m-files to use Octave coding conventions on spacing, etc.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
520 %! plot (t, x);
22302
1c4cd12987f5 Use Octave syntax in graphics demos.
Rik <rik@octave.org>
parents: 22299
diff changeset
521 %! title ("axis off");
1c4cd12987f5 Use Octave syntax in graphics demos.
Rik <rik@octave.org>
parents: 22299
diff changeset
522 %! axis ("off");
3667
f7f94396dd81 [project @ 2000-05-13 06:31:28 by jwe]
jwe
parents: 3426
diff changeset
523 %!
14237
11949c9795a0 Revamp %!demos in m-files to use Octave coding conventions on spacing, etc.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
524 %! subplot (334);
11949c9795a0 Revamp %!demos in m-files to use Octave coding conventions on spacing, etc.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
525 %! plot (t, x);
22302
1c4cd12987f5 Use Octave syntax in graphics demos.
Rik <rik@octave.org>
parents: 22299
diff changeset
526 %! title ("x and y ticks, x labels");
1c4cd12987f5 Use Octave syntax in graphics demos.
Rik <rik@octave.org>
parents: 22299
diff changeset
527 %! axis ("labelx","tic");
3667
f7f94396dd81 [project @ 2000-05-13 06:31:28 by jwe]
jwe
parents: 3426
diff changeset
528 %!
14237
11949c9795a0 Revamp %!demos in m-files to use Octave coding conventions on spacing, etc.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
529 %! subplot (335);
11949c9795a0 Revamp %!demos in m-files to use Octave coding conventions on spacing, etc.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
530 %! plot (t, x);
22302
1c4cd12987f5 Use Octave syntax in graphics demos.
Rik <rik@octave.org>
parents: 22299
diff changeset
531 %! title ("x and y ticks, y labels");
1c4cd12987f5 Use Octave syntax in graphics demos.
Rik <rik@octave.org>
parents: 22299
diff changeset
532 %! axis ("labely","tic");
3667
f7f94396dd81 [project @ 2000-05-13 06:31:28 by jwe]
jwe
parents: 3426
diff changeset
533 %!
14237
11949c9795a0 Revamp %!demos in m-files to use Octave coding conventions on spacing, etc.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
534 %! subplot (336);
11949c9795a0 Revamp %!demos in m-files to use Octave coding conventions on spacing, etc.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
535 %! plot (t, x);
22302
1c4cd12987f5 Use Octave syntax in graphics demos.
Rik <rik@octave.org>
parents: 22299
diff changeset
536 %! title ("all ticks but no labels");
1c4cd12987f5 Use Octave syntax in graphics demos.
Rik <rik@octave.org>
parents: 22299
diff changeset
537 %! axis ("nolabel","tic");
3667
f7f94396dd81 [project @ 2000-05-13 06:31:28 by jwe]
jwe
parents: 3426
diff changeset
538 %!
14237
11949c9795a0 Revamp %!demos in m-files to use Octave coding conventions on spacing, etc.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
539 %! subplot (337);
11949c9795a0 Revamp %!demos in m-files to use Octave coding conventions on spacing, etc.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
540 %! plot (t, x);
22302
1c4cd12987f5 Use Octave syntax in graphics demos.
Rik <rik@octave.org>
parents: 22299
diff changeset
541 %! title ("x ticks, no labels");
1c4cd12987f5 Use Octave syntax in graphics demos.
Rik <rik@octave.org>
parents: 22299
diff changeset
542 %! axis ("nolabel","ticx");
3667
f7f94396dd81 [project @ 2000-05-13 06:31:28 by jwe]
jwe
parents: 3426
diff changeset
543 %!
14237
11949c9795a0 Revamp %!demos in m-files to use Octave coding conventions on spacing, etc.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
544 %! subplot (338);
11949c9795a0 Revamp %!demos in m-files to use Octave coding conventions on spacing, etc.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
545 %! plot (t, x);
22302
1c4cd12987f5 Use Octave syntax in graphics demos.
Rik <rik@octave.org>
parents: 22299
diff changeset
546 %! title ("y ticks, no labels");
1c4cd12987f5 Use Octave syntax in graphics demos.
Rik <rik@octave.org>
parents: 22299
diff changeset
547 %! axis ("nolabel","ticy");
3667
f7f94396dd81 [project @ 2000-05-13 06:31:28 by jwe]
jwe
parents: 3426
diff changeset
548 %!
14237
11949c9795a0 Revamp %!demos in m-files to use Octave coding conventions on spacing, etc.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
549 %! subplot (339);
11949c9795a0 Revamp %!demos in m-files to use Octave coding conventions on spacing, etc.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
550 %! plot (t, x);
22302
1c4cd12987f5 Use Octave syntax in graphics demos.
Rik <rik@octave.org>
parents: 22299
diff changeset
551 %! title ("all ticks and labels");
1c4cd12987f5 Use Octave syntax in graphics demos.
Rik <rik@octave.org>
parents: 22299
diff changeset
552 %! axis ("on");
26665
f9dbc287f908 axis.m: Enlarge ticks in %!demo #3 for clarity.
Rik <rik@octave.org>
parents: 26664
diff changeset
553 %!
f9dbc287f908 axis.m: Enlarge ticks in %!demo #3 for clarity.
Rik <rik@octave.org>
parents: 26664
diff changeset
554 %! set (0, "DefaultAxesTickLength", def_ticklen);
3667
f7f94396dd81 [project @ 2000-05-13 06:31:28 by jwe]
jwe
parents: 3426
diff changeset
555
f7f94396dd81 [project @ 2000-05-13 06:31:28 by jwe]
jwe
parents: 3426
diff changeset
556 %!demo
14237
11949c9795a0 Revamp %!demos in m-files to use Octave coding conventions on spacing, etc.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
557 %! clf;
11949c9795a0 Revamp %!demos in m-files to use Octave coding conventions on spacing, etc.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
558 %! t = 0:0.01:2*pi;
11949c9795a0 Revamp %!demos in m-files to use Octave coding conventions on spacing, etc.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
559 %! x = sin (t);
3667
f7f94396dd81 [project @ 2000-05-13 06:31:28 by jwe]
jwe
parents: 3426
diff changeset
560 %!
14237
11949c9795a0 Revamp %!demos in m-files to use Octave coding conventions on spacing, etc.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
561 %! subplot (321);
11949c9795a0 Revamp %!demos in m-files to use Octave coding conventions on spacing, etc.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
562 %! plot (t, x);
22302
1c4cd12987f5 Use Octave syntax in graphics demos.
Rik <rik@octave.org>
parents: 22299
diff changeset
563 %! title ("axes at [0 3 0 1]");
14237
11949c9795a0 Revamp %!demos in m-files to use Octave coding conventions on spacing, etc.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
564 %! axis ([0,3,0,1]);
3667
f7f94396dd81 [project @ 2000-05-13 06:31:28 by jwe]
jwe
parents: 3426
diff changeset
565 %!
14237
11949c9795a0 Revamp %!demos in m-files to use Octave coding conventions on spacing, etc.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
566 %! subplot (322);
11949c9795a0 Revamp %!demos in m-files to use Octave coding conventions on spacing, etc.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
567 %! plot (t, x);
22302
1c4cd12987f5 Use Octave syntax in graphics demos.
Rik <rik@octave.org>
parents: 22299
diff changeset
568 %! title ("auto");
1c4cd12987f5 Use Octave syntax in graphics demos.
Rik <rik@octave.org>
parents: 22299
diff changeset
569 %! axis ("auto");
3667
f7f94396dd81 [project @ 2000-05-13 06:31:28 by jwe]
jwe
parents: 3426
diff changeset
570 %!
14237
11949c9795a0 Revamp %!demos in m-files to use Octave coding conventions on spacing, etc.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
571 %! subplot (323);
22302
1c4cd12987f5 Use Octave syntax in graphics demos.
Rik <rik@octave.org>
parents: 22299
diff changeset
572 %! plot (t, x, ";sine [0:2pi];"); hold on;
1c4cd12987f5 Use Octave syntax in graphics demos.
Rik <rik@octave.org>
parents: 22299
diff changeset
573 %! plot (-3:3,-3:3, ";line (-3,-3)->(3,3);"); hold off;
1c4cd12987f5 Use Octave syntax in graphics demos.
Rik <rik@octave.org>
parents: 22299
diff changeset
574 %! title ("manual");
1c4cd12987f5 Use Octave syntax in graphics demos.
Rik <rik@octave.org>
parents: 22299
diff changeset
575 %! axis ("manual");
3667
f7f94396dd81 [project @ 2000-05-13 06:31:28 by jwe]
jwe
parents: 3426
diff changeset
576 %!
14237
11949c9795a0 Revamp %!demos in m-files to use Octave coding conventions on spacing, etc.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
577 %! subplot (324);
22302
1c4cd12987f5 Use Octave syntax in graphics demos.
Rik <rik@octave.org>
parents: 22299
diff changeset
578 %! plot (t, x, ";sine [0:2pi];");
1c4cd12987f5 Use Octave syntax in graphics demos.
Rik <rik@octave.org>
parents: 22299
diff changeset
579 %! title ("axes at [0 3 0 1], then autox");
14237
11949c9795a0 Revamp %!demos in m-files to use Octave coding conventions on spacing, etc.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
580 %! axis ([0,3,0,1]);
22302
1c4cd12987f5 Use Octave syntax in graphics demos.
Rik <rik@octave.org>
parents: 22299
diff changeset
581 %! axis ("autox");
3667
f7f94396dd81 [project @ 2000-05-13 06:31:28 by jwe]
jwe
parents: 3426
diff changeset
582 %!
14237
11949c9795a0 Revamp %!demos in m-files to use Octave coding conventions on spacing, etc.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
583 %! subplot (325);
22302
1c4cd12987f5 Use Octave syntax in graphics demos.
Rik <rik@octave.org>
parents: 22299
diff changeset
584 %! plot (t, x, ";sine [0:2pi];");
1c4cd12987f5 Use Octave syntax in graphics demos.
Rik <rik@octave.org>
parents: 22299
diff changeset
585 %! title ("axes at [3 6 0 1], then autoy");
14237
11949c9795a0 Revamp %!demos in m-files to use Octave coding conventions on spacing, etc.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
586 %! axis ([3,6,0,1]);
22302
1c4cd12987f5 Use Octave syntax in graphics demos.
Rik <rik@octave.org>
parents: 22299
diff changeset
587 %! axis ("autoy");
3667
f7f94396dd81 [project @ 2000-05-13 06:31:28 by jwe]
jwe
parents: 3426
diff changeset
588 %!
14237
11949c9795a0 Revamp %!demos in m-files to use Octave coding conventions on spacing, etc.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
589 %! subplot (326);
11949c9795a0 Revamp %!demos in m-files to use Octave coding conventions on spacing, etc.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
590 %! plot (t, sin(t), t, -2*sin(t/2));
22302
1c4cd12987f5 Use Octave syntax in graphics demos.
Rik <rik@octave.org>
parents: 22299
diff changeset
591 %! axis ("tight");
1c4cd12987f5 Use Octave syntax in graphics demos.
Rik <rik@octave.org>
parents: 22299
diff changeset
592 %! title ("tight");
8953
a6945f92b868 __go_draw_axes__.m: Unset the {x,y,z}ticks when initializing\n\teach axis. Set ticklabels when the ticklabels are empty and when\n\tticklabelmode=="manual".
Ben Abbott <bpabbott@mac.com>
parents: 8920
diff changeset
593
a6945f92b868 __go_draw_axes__.m: Unset the {x,y,z}ticks when initializing\n\teach axis. Set ticklabels when the ticklabels are empty and when\n\tticklabelmode=="manual".
Ben Abbott <bpabbott@mac.com>
parents: 8920
diff changeset
594 %!demo
14237
11949c9795a0 Revamp %!demos in m-files to use Octave coding conventions on spacing, etc.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
595 %! clf;
11949c9795a0 Revamp %!demos in m-files to use Octave coding conventions on spacing, etc.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
596 %! x = 0:0.1:10;
11949c9795a0 Revamp %!demos in m-files to use Octave coding conventions on spacing, etc.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
597 %! plot (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
598 %! axis image;
22302
1c4cd12987f5 Use Octave syntax in graphics demos.
Rik <rik@octave.org>
parents: 22299
diff changeset
599 %! title ({"image", 'equivalent to "tight" & "equal"'});
8953
a6945f92b868 __go_draw_axes__.m: Unset the {x,y,z}ticks when initializing\n\teach axis. Set ticklabels when the ticklabels are empty and when\n\tticklabelmode=="manual".
Ben Abbott <bpabbott@mac.com>
parents: 8920
diff changeset
600
9357
95ec56601497 axis.m: Fix bug for 'axis tight' with multiple surface plots, add demo.
Ben Abbott <bpabbott@mac.com>
parents: 9317
diff changeset
601 %!demo
14237
11949c9795a0 Revamp %!demos in m-files to use Octave coding conventions on spacing, etc.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
602 %! clf;
22302
1c4cd12987f5 Use Octave syntax in graphics demos.
Rik <rik@octave.org>
parents: 22299
diff changeset
603 %! colormap ("default");
14237
11949c9795a0 Revamp %!demos in m-files to use Octave coding conventions on spacing, etc.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
604 %! [x,y,z] = peaks (50);
11949c9795a0 Revamp %!demos in m-files to use Octave coding conventions on spacing, etc.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
605 %! x1 = max (x(:));
11949c9795a0 Revamp %!demos in m-files to use Octave coding conventions on spacing, etc.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
606 %! pcolor (x-x1, y-x1/2, z);
11949c9795a0 Revamp %!demos in m-files to use Octave coding conventions on spacing, etc.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
607 %! hold on;
11949c9795a0 Revamp %!demos in m-files to use Octave coding conventions on spacing, etc.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
608 %! [x,y,z] = sombrero ();
11949c9795a0 Revamp %!demos in m-files to use Octave coding conventions on spacing, etc.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
609 %! s = x1 / max (x(:));
11949c9795a0 Revamp %!demos in m-files to use Octave coding conventions on spacing, etc.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
610 %! pcolor (s*x+x1, s*y+x1/2, 5*z);
11949c9795a0 Revamp %!demos in m-files to use Octave coding conventions on spacing, etc.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
611 %! axis tight;
24388
206ef5cb8b16 Add titles to most plot demos.
Rik <rik@octave.org>
parents: 23952
diff changeset
612 %! title ('"tight" when two axes objects exist');
11201
6c8791cb35b1 __go_draw_axes__.m: Set proper tight axis limits for log scale.
Ben Abbott <bpabbott@mac.com>
parents: 11191
diff changeset
613
13154
0c3b1a359998 Fix bug #33606.
Marco Caliari <marco.caliar@univr.it>
parents: 13031
diff changeset
614 %!demo
14237
11949c9795a0 Revamp %!demos in m-files to use Octave coding conventions on spacing, etc.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
615 %! clf;
22302
1c4cd12987f5 Use Octave syntax in graphics demos.
Rik <rik@octave.org>
parents: 22299
diff changeset
616 %! loglog (1:20, "-s");
14237
11949c9795a0 Revamp %!demos in m-files to use Octave coding conventions on spacing, etc.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
617 %! axis tight;
24388
206ef5cb8b16 Add titles to most plot demos.
Rik <rik@octave.org>
parents: 23952
diff changeset
618 %! title ('"tight" on loglog plot');
13322
16a706965ee0 Allow the axis box to be turned off for the gnuplot backend.
Ben Abbott <bpabbott@mac.com>
parents: 13175
diff changeset
619
14054
ec79cd8359c5 Ignore Inf when determining tight axis limits.
Ben Abbott <bpabbott@mac.com>
parents: 13322
diff changeset
620 %!test
ec79cd8359c5 Ignore Inf when determining tight axis limits.
Ben Abbott <bpabbott@mac.com>
parents: 13322
diff changeset
621 %! hf = figure ("visible", "off");
ec79cd8359c5 Ignore Inf when determining tight axis limits.
Ben Abbott <bpabbott@mac.com>
parents: 13322
diff changeset
622 %! unwind_protect
ec79cd8359c5 Ignore Inf when determining tight axis limits.
Ben Abbott <bpabbott@mac.com>
parents: 13322
diff changeset
623 %! plot (11:20, [21:24, NaN, -Inf, 27:30]);
22069
9121d6584f6a Overhaul graphics implementation of hold() (bug #43559).
Rik <rik@octave.org>
parents: 21808
diff changeset
624 %! hold on;
14054
ec79cd8359c5 Ignore Inf when determining tight axis limits.
Ben Abbott <bpabbott@mac.com>
parents: 13322
diff changeset
625 %! plot (11:20, 25.5 + rand (10));
ec79cd8359c5 Ignore Inf when determining tight axis limits.
Ben Abbott <bpabbott@mac.com>
parents: 13322
diff changeset
626 %! axis tight;
14063
6875d23ce051 Fix regression of tight axis limits introduced by changeset ec79cd8359c5.
Ben Abbott <bpabbott@mac.com>
parents: 14054
diff changeset
627 %! assert (axis (), [11 20 21 30]);
14054
ec79cd8359c5 Ignore Inf when determining tight axis limits.
Ben Abbott <bpabbott@mac.com>
parents: 13322
diff changeset
628 %! unwind_protect_cleanup
ec79cd8359c5 Ignore Inf when determining tight axis limits.
Ben Abbott <bpabbott@mac.com>
parents: 13322
diff changeset
629 %! close (hf);
ec79cd8359c5 Ignore Inf when determining tight axis limits.
Ben Abbott <bpabbott@mac.com>
parents: 13322
diff changeset
630 %! end_unwind_protect
ec79cd8359c5 Ignore Inf when determining tight axis limits.
Ben Abbott <bpabbott@mac.com>
parents: 13322
diff changeset
631
14063
6875d23ce051 Fix regression of tight axis limits introduced by changeset ec79cd8359c5.
Ben Abbott <bpabbott@mac.com>
parents: 14054
diff changeset
632 %!test
6875d23ce051 Fix regression of tight axis limits introduced by changeset ec79cd8359c5.
Ben Abbott <bpabbott@mac.com>
parents: 14054
diff changeset
633 %! hf = figure ("visible", "off");
6875d23ce051 Fix regression of tight axis limits introduced by changeset ec79cd8359c5.
Ben Abbott <bpabbott@mac.com>
parents: 14054
diff changeset
634 %! unwind_protect
6875d23ce051 Fix regression of tight axis limits introduced by changeset ec79cd8359c5.
Ben Abbott <bpabbott@mac.com>
parents: 14054
diff changeset
635 %! a = logspace (-5, 1, 10);
14237
11949c9795a0 Revamp %!demos in m-files to use Octave coding conventions on spacing, etc.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
636 %! loglog (a, -a);
14063
6875d23ce051 Fix regression of tight axis limits introduced by changeset ec79cd8359c5.
Ben Abbott <bpabbott@mac.com>
parents: 14054
diff changeset
637 %! axis tight;
23952
5570b0f12112 Fix BIST for axis.m on Win64 (bug #48364).
Markus Mützel <markus.muetzel@gmx.de>
parents: 23573
diff changeset
638 %! ## Compare to powers of 10 rather than exponential literals because of an
5570b0f12112 Fix BIST for axis.m on Win64 (bug #48364).
Markus Mützel <markus.muetzel@gmx.de>
parents: 23573
diff changeset
639 %! ## upstream bug in mingw-w64: https://sourceforge.net/p/mingw-w64/bugs/466/
5570b0f12112 Fix BIST for axis.m on Win64 (bug #48364).
Markus Mützel <markus.muetzel@gmx.de>
parents: 23573
diff changeset
640 %! assert (axis (), [10^-5, 10, -10, -10^-5]);
14063
6875d23ce051 Fix regression of tight axis limits introduced by changeset ec79cd8359c5.
Ben Abbott <bpabbott@mac.com>
parents: 14054
diff changeset
641 %! unwind_protect_cleanup
6875d23ce051 Fix regression of tight axis limits introduced by changeset ec79cd8359c5.
Ben Abbott <bpabbott@mac.com>
parents: 14054
diff changeset
642 %! close (hf);
6875d23ce051 Fix regression of tight axis limits introduced by changeset ec79cd8359c5.
Ben Abbott <bpabbott@mac.com>
parents: 14054
diff changeset
643 %! end_unwind_protect
6875d23ce051 Fix regression of tight axis limits introduced by changeset ec79cd8359c5.
Ben Abbott <bpabbott@mac.com>
parents: 14054
diff changeset
644
17427
15d592c82abc test: Add test for bug #40036 to axis.m
Rik <rik@octave.org>
parents: 17426
diff changeset
645 ## Test 'axis tight' with differently oriented, differently numbered data vecs
23573
1b4f4ec53b4a use new script to tag fixed bugs in tests
John W. Eaton <jwe@octave.org>
parents: 23572
diff changeset
646 %!test <*40036>
17427
15d592c82abc test: Add test for bug #40036 to axis.m
Rik <rik@octave.org>
parents: 17426
diff changeset
647 %! hf = figure ("visible", "off");
15d592c82abc test: Add test for bug #40036 to axis.m
Rik <rik@octave.org>
parents: 17426
diff changeset
648 %! unwind_protect
15d592c82abc test: Add test for bug #40036 to axis.m
Rik <rik@octave.org>
parents: 17426
diff changeset
649 %! Z = peaks (linspace (-3, 3, 49), linspace (-2, 2, 29));
15d592c82abc test: Add test for bug #40036 to axis.m
Rik <rik@octave.org>
parents: 17426
diff changeset
650 %! surf (Z);
15d592c82abc test: Add test for bug #40036 to axis.m
Rik <rik@octave.org>
parents: 17426
diff changeset
651 %! axis tight;
15d592c82abc test: Add test for bug #40036 to axis.m
Rik <rik@octave.org>
parents: 17426
diff changeset
652 %! assert (axis (), [1 49 1 29 min(Z(:)) max(Z(:))]);
15d592c82abc test: Add test for bug #40036 to axis.m
Rik <rik@octave.org>
parents: 17426
diff changeset
653 %! unwind_protect_cleanup
15d592c82abc test: Add test for bug #40036 to axis.m
Rik <rik@octave.org>
parents: 17426
diff changeset
654 %! close (hf);
15d592c82abc test: Add test for bug #40036 to axis.m
Rik <rik@octave.org>
parents: 17426
diff changeset
655 %! end_unwind_protect
15d592c82abc test: Add test for bug #40036 to axis.m
Rik <rik@octave.org>
parents: 17426
diff changeset
656
22170
20257791e358 avoid displaying plots in axis tests (bug #48602)
John W. Eaton <jwe@octave.org>
parents: 22163
diff changeset
657 ## Even on errors, axis can display a figure.
22218
6bb0f32d22a5 axis.m: Clean up formatting in %!error tests.
Rik <rik@octave.org>
parents: 22170
diff changeset
658 %!error <LIMITS vector must have .* elements>
6bb0f32d22a5 axis.m: Clean up formatting in %!error tests.
Rik <rik@octave.org>
parents: 22170
diff changeset
659 %! hf = figure ("visible", "off");
22170
20257791e358 avoid displaying plots in axis tests (bug #48602)
John W. Eaton <jwe@octave.org>
parents: 22163
diff changeset
660 %! unwind_protect
20257791e358 avoid displaying plots in axis tests (bug #48602)
John W. Eaton <jwe@octave.org>
parents: 22163
diff changeset
661 %! axis (1:5)
20257791e358 avoid displaying plots in axis tests (bug #48602)
John W. Eaton <jwe@octave.org>
parents: 22163
diff changeset
662 %! unwind_protect_cleanup
20257791e358 avoid displaying plots in axis tests (bug #48602)
John W. Eaton <jwe@octave.org>
parents: 22163
diff changeset
663 %! close (hf);
20257791e358 avoid displaying plots in axis tests (bug #48602)
John W. Eaton <jwe@octave.org>
parents: 22163
diff changeset
664 %! end_unwind_protect
20257791e358 avoid displaying plots in axis tests (bug #48602)
John W. Eaton <jwe@octave.org>
parents: 22163
diff changeset
665
22819
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
666 %!error <LIMITS\(3\) must be less than LIMITS\(4\)>
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
667 %! hf = figure ("visible", "off");
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
668 %! unwind_protect
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
669 %! axis ([1 2 4 3])
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
670 %! unwind_protect_cleanup
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
671 %! close (hf);
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
672 %! end_unwind_protect
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
673
22218
6bb0f32d22a5 axis.m: Clean up formatting in %!error tests.
Rik <rik@octave.org>
parents: 22170
diff changeset
674 %!error <expecting no args, or a numeric vector with .* elements>
6bb0f32d22a5 axis.m: Clean up formatting in %!error tests.
Rik <rik@octave.org>
parents: 22170
diff changeset
675 %! hf = figure ("visible", "off");
22170
20257791e358 avoid displaying plots in axis tests (bug #48602)
John W. Eaton <jwe@octave.org>
parents: 22163
diff changeset
676 %! unwind_protect
20257791e358 avoid displaying plots in axis tests (bug #48602)
John W. Eaton <jwe@octave.org>
parents: 22163
diff changeset
677 %! axis ({1,2})
20257791e358 avoid displaying plots in axis tests (bug #48602)
John W. Eaton <jwe@octave.org>
parents: 22163
diff changeset
678 %! unwind_protect_cleanup
20257791e358 avoid displaying plots in axis tests (bug #48602)
John W. Eaton <jwe@octave.org>
parents: 22163
diff changeset
679 %! close (hf);
20257791e358 avoid displaying plots in axis tests (bug #48602)
John W. Eaton <jwe@octave.org>
parents: 22163
diff changeset
680 %! end_unwind_protect