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axis.m: Update documentation. * axis.m: Update documentation to show calling forms with a space between the command and the axes to be affected (x|y|z) such as "tic x".
author Rik <rik@octave.org>
date Fri, 24 Apr 2020 13:04:08 -0700
parents bd51beb6205e
children 2fb684dc2ec2 0a5b15007766
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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{"square"}
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58 ## Force a square axis aspect ratio.
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59 ##
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60 ## @item @qcode{"equal"}
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61 ## Force x-axis unit distance to equal y-axis (and z-axis) unit distance.
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62 ##
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63 ## @item @qcode{"normal"}
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64 ## Restore default aspect ratio.
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65 ## @end table
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66 ##
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67 ## @noindent
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68 ## The following options control the way axis limits are interpreted.
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69 ##
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70 ## @table @asis
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71 ## @item @qcode{"auto"}
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72 ## @itemx @qcode{"auto[xyz]"}
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73 ## @itemx @qcode{"auto [xyz]"}
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74 ## Set nice auto-computed limits around the data for all axes, or only
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75 ## the specified axes.
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76 ##
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77 ## @item @qcode{"manual"}
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78 ## Fix the current axes limits.
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79 ##
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80 ## @item @qcode{"tight"}
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81 ## Fix axes to the limits of the data.
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82 ##
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83 ## @item @qcode{"image"}
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84 ## Equivalent to @qcode{"tight"} and @qcode{"equal"}.
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85 ##
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86 ## @item @nospell{@qcode{"vis3d"}}
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87 ## Set aspect ratio modes to @qcode{"manual"} for rotation without stretching.
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88 ## @end table
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89 ##
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90 ## @noindent
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91 ## The following options affect the appearance of tick marks.
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92 ##
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93 ## @table @asis
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94 ## @item @qcode{"tic"}
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95 ## @itemx @qcode{"tic[xyz]"}
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96 ## @itemx @qcode{"tic [xyz]"}
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97 ## Turn tick marks on for all axes, or turn them on for the specified axes and
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98 ## off for the remainder.
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99 ##
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100 ## @item @qcode{"label"}
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101 ## @itemx @qcode{"label[xyz]"}
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102 ## @itemx @qcode{"label [xyz]"}
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103 ## Turn tick labels on for all axes, or turn them on for the specified axes
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104 ## and off for the remainder.
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105 ##
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106 ## @item @qcode{"nolabel"}
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107 ## Turn tick labels off for all axes.
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108 ## @end table
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109 ##
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110 ## Note: If there are no tick marks for an axes then there can be no labels.
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111 ##
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112 ## @noindent
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113 ## The following options affect the direction of increasing values on the axes.
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114 ##
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115 ## @table @asis
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116 ## @item @qcode{"xy"}
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117 ## Default y-axis, larger values are near the top.
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118 ##
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119 ## @item @qcode{"ij"}
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120 ## Reverse y-axis, smaller values are near the top.
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121 ## @end table
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122 ##
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123 ## @noindent
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124 ## The following options affects the visibility of the axes.
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125 ##
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126 ## @table @asis
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127 ## @item @qcode{"on"}
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128 ## Make the axes visible.
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129 ##
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130 ## @item @qcode{"off"}
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131 ## Hide the axes.
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132 ## @end table
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133 ##
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134 ## If the first argument @var{hax} is an axes handle, then operate on this
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135 ## axes rather than the current axes returned by @code{gca}.
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136 ##
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137 ## Example 1: set X/Y limits and force a square aspect ratio
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138 ##
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139 ## @example
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140 ## axis ([1, 2, 3, 4], "square");
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141 ## @end example
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142 ##
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143 ## Example 2: enable tick marks on all axes,
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144 ## enable tick mark labels only on the y-axis
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145 ##
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146 ## @example
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147 ## axis ("tic", "labely");
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148 ## @end example
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149 ##
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150 ## @seealso{xlim, ylim, zlim, caxis, daspect, pbaspect, box, grid}
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151 ## @end deftypefn
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152
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153 function limits = axis (varargin)
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154
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155 [hax, varargin, nargin] = __plt_get_axis_arg__ ("axis", varargin{:});
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156
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157 oldfig = [];
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158 if (! isempty (hax))
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159 oldfig = get (0, "currentfigure");
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160 endif
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161 unwind_protect
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162 if (isempty (hax))
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163 hax = gca ();
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164 endif
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165 if (nargin == 0)
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166 limits = __axis__ (hax, varargin{:});
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167 else
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168 __axis__ (hax, varargin{:});
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169 endif
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170 unwind_protect_cleanup
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171 if (! isempty (oldfig))
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172 set (0, "currentfigure", oldfig);
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173 endif
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174 end_unwind_protect
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175
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176 endfunction
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177
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178 function limits = __axis__ (ca, varargin)
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179
e8d953d03f6a [project @ 2007-11-26 20:42:09 by dbateman]
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180 if (nargin == 1)
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181 if (nargout == 0)
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182 set (ca, "xlimmode", "auto", "ylimmode", "auto", "zlimmode", "auto");
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183 else
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184 xlim = get (ca, "xlim");
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185 ylim = get (ca, "ylim");
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186 view = get (ca, "view");
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187 if (view(2) == 90)
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188 limits = [xlim, ylim];
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189 else
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190 zlim = get (ca, "zlim");
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191 limits = [xlim, ylim, zlim];
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192 endif
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193 endif
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194 return;
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195 endif
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196
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197 for arg = varargin
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198 opt = arg{1};
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199
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200 if (ischar (opt))
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201 len = length (opt);
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202
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203 ## 'matrix mode' to reverse the y-axis
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204 if (strcmpi (opt, "ij"))
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205 set (ca, "ydir", "reverse");
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206 elseif (strcmpi (opt, "xy"))
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207 set (ca, "ydir", "normal");
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208
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209 ## aspect ratio
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210 elseif (strcmpi (opt, "image"))
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211 __axis__ (ca, "equal");
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212 set (ca, "plotboxaspectratiomode", "auto");
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213 __do_tight_option__ (ca);
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214 elseif (strcmpi (opt, "square"))
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215 set (ca, "dataaspectratiomode", "auto",
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216 "plotboxaspectratio", [1, 1, 1]);
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217 elseif (strcmp (opt, "equal"))
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218 is2dview = (get (ca, "view")(2) == 90);
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219 if (is2dview)
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220 ## Save & later restore axes aspect ratio
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221 ca_units = get (ca, "units");
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222 set (ca, "units", "pixels");
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223 axis_pos = get (ca, "position");
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224 set (ca, "units", ca_units);
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225 pbratio = [axis_pos(3), axis_pos(4), axis_pos(4)];
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226 endif
22510
00bf2e2de581 Keep aspect ratio of axes for "axis equal" (bug #49038).
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227
26664
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228 daratio = get (ca, "dataaspectratio");
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diff changeset
229 if (all (daratio != [1, 1, 1]))
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230 set (ca, "dataaspectratio", [1, 1, 1]);
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231 else
26664
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232 set (ca, "dataaspectratio", [1+eps, 1, 1],
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233 "dataaspectratio", [1, 1, 1]);
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234 endif
26664
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235
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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236 ## 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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237 ## Octave needs to do it for 3-D as well.
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diff changeset
238 if (is2dview)
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diff changeset
239 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).
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diff changeset
240 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
241 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
242 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).
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diff changeset
243 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
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 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).
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246 "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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247 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).
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248 endif
23272
3983ac6f5920 axis.m: Add support for "vis3d" (bug #50523).
Markus Mützel <markus.muetzel@gmx.de>
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diff changeset
249 elseif (strcmpi (opt, "vis3d"))
3983ac6f5920 axis.m: Add support for "vis3d" (bug #50523).
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diff changeset
250 ## Fix aspect ratio modes for rotation without stretching.
3983ac6f5920 axis.m: Add support for "vis3d" (bug #50523).
Markus Mützel <markus.muetzel@gmx.de>
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diff changeset
251 set (ca, "dataaspectratiomode", "manual",
3983ac6f5920 axis.m: Add support for "vis3d" (bug #50523).
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diff changeset
252 "plotboxaspectratiomode", "manual");
22819
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Rik <rik@octave.org>
parents: 22818
diff changeset
253 elseif (strcmpi (opt, "normal"))
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
254 ## Set plotboxaspectratio to something obtuse so that switching
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
255 ## back to "auto" will force a re-calculation.
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
256 set (ca, "plotboxaspectratio", [3 2 1]);
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
257 set (ca, "plotboxaspectratiomode", "auto",
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
258 "dataaspectratiomode", "auto");
3667
f7f94396dd81 [project @ 2000-05-13 06:31:28 by jwe]
jwe
parents: 3426
diff changeset
259
f7f94396dd81 [project @ 2000-05-13 06:31:28 by jwe]
jwe
parents: 3426
diff changeset
260 ## axis limits
22819
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
261 elseif (strncmpi (opt, "auto", 4))
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
262 if (len == 4)
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
263 set (ca, "xlimmode", "auto", "ylimmode", "auto", "zlimmode", "auto");
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
264 else
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
265 if (any (opt == "x"))
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
266 set (ca, "xlimmode", "auto");
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
267 endif
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
268 if (any (opt == "y"))
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
269 set (ca, "ylimmode", "auto");
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
270 endif
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
271 if (any (opt == "z"))
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
272 set (ca, "zlimmode", "auto");
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
273 endif
10549
95c3e38098bf Untabify .m scripts
Rik <code@nomad.inbox5.com>
parents: 10532
diff changeset
274 endif
22819
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
275 elseif (strcmpi (opt, "manual"))
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
276 ## fixes the axis limits
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
277 set (ca, "xlimmode", "manual", "ylimmode", "manual",
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
278 "zlimmode", "manual");
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
279 elseif (strcmpi (opt, "tight"))
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
280 ## 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
281 __do_tight_option__ (ca);
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
282
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
283 ## visibility
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
284 elseif (strcmpi (opt, "on"))
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
285 set (ca, "visible", "on");
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
286 elseif (strcmpi (opt, "off"))
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
287 set (ca, "visible", "off");
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
288
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
289 ## tick marks
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
290 elseif (strcmpi (opt, "tic"))
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
291 set (ca, "xtickmode", "auto", "ytickmode", "auto", "ztickmode", "auto",
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
292 "visible", "on");
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
293 elseif (strncmpi (opt, "tic", 3))
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
294 if (any (opt == "x"))
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
295 set (ca, "xtickmode", "auto");
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
296 else
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
297 set (ca, "xtick", []);
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
298 endif
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
299 if (any (opt == "y"))
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
300 set (ca, "ytickmode", "auto");
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
301 else
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
302 set (ca, "ytick", []);
10549
95c3e38098bf Untabify .m scripts
Rik <code@nomad.inbox5.com>
parents: 10532
diff changeset
303 endif
22819
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
304 if (any (opt == "z"))
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
305 set (ca, "ztickmode", "auto");
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
306 else
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
307 set (ca, "ztick", []);
10549
95c3e38098bf Untabify .m scripts
Rik <code@nomad.inbox5.com>
parents: 10532
diff changeset
308 endif
22819
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
309
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
310 ## labels
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
311 elseif (strcmpi (opt, "label"))
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
312 set (ca, "xticklabelmode", "auto", "yticklabelmode", "auto",
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
313 "zticklabelmode", "auto");
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
314 elseif (strcmpi (opt, "nolabel"))
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
315 set (ca, "xticklabel", {}, "yticklabel", {}, "zticklabel", {})
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
316 elseif (strncmpi (opt, "label", 5))
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
317 if (any (opt == "x"))
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
318 set (ca, "xticklabelmode", "auto");
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
319 else
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
320 set (ca, "xticklabel", "");
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
321 endif
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
322 if (any (opt == "y"))
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
323 set (ca, "yticklabelmode", "auto");
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
324 else
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
325 set (ca, "yticklabel", "");
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
326 endif
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
327 if (any (opt == "z"))
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
328 set (ca, "zticklabelmode", "auto");
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
329 else
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
330 set (ca, "zticklabel", "");
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
331 endif
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
332
3667
f7f94396dd81 [project @ 2000-05-13 06:31:28 by jwe]
jwe
parents: 3426
diff changeset
333 else
22819
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
334 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
335 endif
22819
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
336
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
337 elseif (isnumeric (opt) && isvector (opt))
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
338
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
339 len = length (opt);
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 if (len != 2 && len != 4 && len != 6 && len != 8)
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
342 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
343 endif
22819
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 for i = 1:2:len
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
346 if (opt(i) >= opt(i+1))
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
347 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
348 endif
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
349 endfor
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
350
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
351 if (len > 1)
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
352 xlim (ca, opt(1:2));
3667
f7f94396dd81 [project @ 2000-05-13 06:31:28 by jwe]
jwe
parents: 3426
diff changeset
353 endif
22819
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 > 3)
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
356 ylim (ca, opt(3:4));
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 > 5)
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
360 zlim (ca, opt(5:6));
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
361 endif
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 > 7)
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
364 caxis (ca, opt(7:8));
3667
f7f94396dd81 [project @ 2000-05-13 06:31:28 by jwe]
jwe
parents: 3426
diff changeset
365 endif
f7f94396dd81 [project @ 2000-05-13 06:31:28 by jwe]
jwe
parents: 3426
diff changeset
366
f7f94396dd81 [project @ 2000-05-13 06:31:28 by jwe]
jwe
parents: 3426
diff changeset
367 else
22819
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
368 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
369 endif
8e42786004d6 [project @ 1994-08-09 01:18:13 by jwe]
jwe
parents:
diff changeset
370
22819
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
371 endfor
590
8e42786004d6 [project @ 1994-08-09 01:18:13 by jwe]
jwe
parents:
diff changeset
372 endfunction
3667
f7f94396dd81 [project @ 2000-05-13 06:31:28 by jwe]
jwe
parents: 3426
diff changeset
373
22819
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
374 ## Find the limits for axis ("tight").
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
375 ## 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
376 function lims = __get_tight_lims__ (ca, ax)
b052b844e094 [project @ 2008-01-15 01:18:39 by jwe]
jwe
parents: 7216
diff changeset
377
20778
8513c84a13cb Use parser string concatenation rather than strcat() for performance in m-files.
Rik <rik@octave.org>
parents: 20727
diff changeset
378 kids = findobj (ca, "-property", [ax "data"]);
14054
ec79cd8359c5 Ignore Inf when determining tight axis limits.
Ben Abbott <bpabbott@mac.com>
parents: 13322
diff changeset
379 ## The data properties for hggroups mirror their children.
22819
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
380 ## Exclude the redundant hggroup values.
14054
ec79cd8359c5 Ignore Inf when determining tight axis limits.
Ben Abbott <bpabbott@mac.com>
parents: 13322
diff changeset
381 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
382 kids = setdiff (kids, hg_kids);
7376
b052b844e094 [project @ 2008-01-15 01:18:39 by jwe]
jwe
parents: 7216
diff changeset
383 if (isempty (kids))
b052b844e094 [project @ 2008-01-15 01:18:39 by jwe]
jwe
parents: 7216
diff changeset
384 ## Return the current limits.
22819
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
385 ## 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
386 lims = get (ca, [ax "lim"]);
7376
b052b844e094 [project @ 2008-01-15 01:18:39 by jwe]
jwe
parents: 7216
diff changeset
387 else
20778
8513c84a13cb Use parser string concatenation rather than strcat() for performance in m-files.
Rik <rik@octave.org>
parents: 20727
diff changeset
388 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
389 types = get (kids, "type");
19593
446c46af4b42 strip trailing whitespace from most source files
John W. Eaton <jwe@octave.org>
parents: 18668
diff changeset
390
20778
8513c84a13cb Use parser string concatenation rather than strcat() for performance in m-files.
Rik <rik@octave.org>
parents: 20727
diff changeset
391 scale = get (ca, [ax "scale"]);
14054
ec79cd8359c5 Ignore Inf when determining tight axis limits.
Ben Abbott <bpabbott@mac.com>
parents: 13322
diff changeset
392 if (! iscell (data))
ec79cd8359c5 Ignore Inf when determining tight axis limits.
Ben Abbott <bpabbott@mac.com>
parents: 13322
diff changeset
393 data = {data};
14552
86854d032a37 maint: miscellaneous style fixes for .m files
John W. Eaton <jwe@octave.org>
parents: 14247
diff changeset
394 endif
19593
446c46af4b42 strip trailing whitespace from most source files
John W. Eaton <jwe@octave.org>
parents: 18668
diff changeset
395
18524
bf0d2e51c8f0 axis.m: make 'tight' embrace whole images (bug #36594).
Pantxo Diribarne <pantxo.diribarne@gmail.com>
parents: 18475
diff changeset
396 ## 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
397 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
398 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
399 imdata = data(idx);
bf0d2e51c8f0 axis.m: make 'tight' embrace whole images (bug #36594).
Pantxo Diribarne <pantxo.diribarne@gmail.com>
parents: 18475
diff changeset
400 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
401 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
402 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
403 imdata, px, "uniformoutput", false);
bf0d2e51c8f0 axis.m: make 'tight' embrace whole images (bug #36594).
Pantxo Diribarne <pantxo.diribarne@gmail.com>
parents: 18475
diff changeset
404 data(idx) = imdata;
bf0d2e51c8f0 axis.m: make 'tight' embrace whole images (bug #36594).
Pantxo Diribarne <pantxo.diribarne@gmail.com>
parents: 18475
diff changeset
405 endif
19593
446c46af4b42 strip trailing whitespace from most source files
John W. Eaton <jwe@octave.org>
parents: 18668
diff changeset
406
14054
ec79cd8359c5 Ignore Inf when determining tight axis limits.
Ben Abbott <bpabbott@mac.com>
parents: 13322
diff changeset
407 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
408 tmp = data;
6875d23ce051 Fix regression of tight axis limits introduced by changeset ec79cd8359c5.
Ben Abbott <bpabbott@mac.com>
parents: 14054
diff changeset
409 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
410 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
411 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
412 endif
14868
5d3a684236b0 maint: Use Octave coding conventions for cuddling parentheses in scripts directory
Rik <octave@nomad.inbox5.com>
parents: 14552
diff changeset
413 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
414 data = data(! cellfun ("isempty", data));
ec79cd8359c5 Ignore Inf when determining tight axis limits.
Ben Abbott <bpabbott@mac.com>
parents: 13322
diff changeset
415 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
416 ## 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
417 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
418 lims = [min(data), max(data)];
7376
b052b844e094 [project @ 2008-01-15 01:18:39 by jwe]
jwe
parents: 7216
diff changeset
419 else
14054
ec79cd8359c5 Ignore Inf when determining tight axis limits.
Ben Abbott <bpabbott@mac.com>
parents: 13322
diff changeset
420 lims = [0, 1];
8610
85c9906abfd1 use endif and endfor instead of end
John W. Eaton <jwe@octave.org>
parents: 8507
diff changeset
421 endif
85c9906abfd1 use endif and endfor instead of end
John W. Eaton <jwe@octave.org>
parents: 8507
diff changeset
422 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
423
7376
b052b844e094 [project @ 2008-01-15 01:18:39 by jwe]
jwe
parents: 7216
diff changeset
424 endfunction
b052b844e094 [project @ 2008-01-15 01:18:39 by jwe]
jwe
parents: 7216
diff changeset
425
b052b844e094 [project @ 2008-01-15 01:18:39 by jwe]
jwe
parents: 7216
diff changeset
426 function __do_tight_option__ (ca)
b052b844e094 [project @ 2008-01-15 01:18:39 by jwe]
jwe
parents: 7216
diff changeset
427
17023
13a12d01aca5 Avoid tight limits having a span of zero.
bpabbott
parents: 15007
diff changeset
428 xlim = __get_tight_lims__ (ca, "x");
13a12d01aca5 Avoid tight limits having a span of zero.
bpabbott
parents: 15007
diff changeset
429 if (all (xlim == 0))
22819
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
430 xlim = [-eps, +eps];
17023
13a12d01aca5 Avoid tight limits having a span of zero.
bpabbott
parents: 15007
diff changeset
431 elseif (diff (xlim == 0))
22819
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
432 xlim .*= [1-eps, 1+eps];
17023
13a12d01aca5 Avoid tight limits having a span of zero.
bpabbott
parents: 15007
diff changeset
433 endif
13a12d01aca5 Avoid tight limits having a span of zero.
bpabbott
parents: 15007
diff changeset
434 ylim = __get_tight_lims__ (ca, "y");
13a12d01aca5 Avoid tight limits having a span of zero.
bpabbott
parents: 15007
diff changeset
435 if (all (ylim == 0))
22819
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
436 ylim = [-eps, +eps];
17023
13a12d01aca5 Avoid tight limits having a span of zero.
bpabbott
parents: 15007
diff changeset
437 elseif (diff (ylim == 0))
22819
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
438 ylim .*= [1-eps, 1+eps];
17023
13a12d01aca5 Avoid tight limits having a span of zero.
bpabbott
parents: 15007
diff changeset
439 endif
21385
89fa0694aa2e Fix check-missing-semicolon QA target (bug #47277).
Rik <rik@octave.org>
parents: 20852
diff changeset
440 set (ca, "xlim", xlim, "ylim", ylim);
17564
234731d524c2 axis.m: Fix 'axis tight' with pcolor plots.
Rik <rik@octave.org>
parents: 17427
diff changeset
441 nd = __calc_dimensions__ (ca);
234731d524c2 axis.m: Fix 'axis tight' with pcolor plots.
Rik <rik@octave.org>
parents: 17427
diff changeset
442 is3dview = (get (ca, "view")(2) != 90);
234731d524c2 axis.m: Fix 'axis tight' with pcolor plots.
Rik <rik@octave.org>
parents: 17427
diff changeset
443 if (nd > 2 && is3dview)
17023
13a12d01aca5 Avoid tight limits having a span of zero.
bpabbott
parents: 15007
diff changeset
444 zlim = __get_tight_lims__ (ca, "z");
13a12d01aca5 Avoid tight limits having a span of zero.
bpabbott
parents: 15007
diff changeset
445 if (all (zlim == 0))
22819
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
446 zlim = [-eps, +eps];
17023
13a12d01aca5 Avoid tight limits having a span of zero.
bpabbott
parents: 15007
diff changeset
447 elseif (diff (zlim == 0))
22819
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
448 zlim .*= [1-eps, 1+eps];
17023
13a12d01aca5 Avoid tight limits having a span of zero.
bpabbott
parents: 15007
diff changeset
449 endif
13a12d01aca5 Avoid tight limits having a span of zero.
bpabbott
parents: 15007
diff changeset
450 set (ca, "zlim", zlim);
11183
ac6a199be45e Leave zlim unchanged during 'axis tight' on 2D plots
Konstantinos Poulios <logari81@googlemail.com>
parents: 11174
diff changeset
451 endif
7376
b052b844e094 [project @ 2008-01-15 01:18:39 by jwe]
jwe
parents: 7216
diff changeset
452
b052b844e094 [project @ 2008-01-15 01:18:39 by jwe]
jwe
parents: 7216
diff changeset
453 endfunction
b052b844e094 [project @ 2008-01-15 01:18:39 by jwe]
jwe
parents: 7216
diff changeset
454
17045
6dec8dbf8a97 axis.m: Overhaul to use new __plt_get_axis_arg__.
Rik <rik@octave.org>
parents: 17026
diff changeset
455
3667
f7f94396dd81 [project @ 2000-05-13 06:31:28 by jwe]
jwe
parents: 3426
diff changeset
456 %!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
457 %! clf;
11949c9795a0 Revamp %!demos in m-files to use Octave coding conventions on spacing, etc.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
458 %! 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
459 %! 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
460 %!
11949c9795a0 Revamp %!demos in m-files to use Octave coding conventions on spacing, etc.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
461 %! 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
462 %! plot (t, x);
22302
1c4cd12987f5 Use Octave syntax in graphics demos.
Rik <rik@octave.org>
parents: 22299
diff changeset
463 %! 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
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 (222);
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);
22312
533c3c4059a3 Add titles to more of the graphic demos.
Rik <rik@octave.org>
parents: 22302
diff changeset
467 %! title ("axis square");
22302
1c4cd12987f5 Use Octave syntax in graphics demos.
Rik <rik@octave.org>
parents: 22299
diff changeset
468 %! 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
469 %!
11949c9795a0 Revamp %!demos in m-files to use Octave coding conventions on spacing, etc.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
470 %! 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
471 %! plot (t, x);
22312
533c3c4059a3 Add titles to more of the graphic demos.
Rik <rik@octave.org>
parents: 22302
diff changeset
472 %! title ("axis equal");
22302
1c4cd12987f5 Use Octave syntax in graphics demos.
Rik <rik@octave.org>
parents: 22299
diff changeset
473 %! axis ("equal");
3667
f7f94396dd81 [project @ 2000-05-13 06:31:28 by jwe]
jwe
parents: 3426
diff changeset
474 %!
14237
11949c9795a0 Revamp %!demos in m-files to use Octave coding conventions on spacing, etc.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
475 %! 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
476 %! plot (t, x);
22302
1c4cd12987f5 Use Octave syntax in graphics demos.
Rik <rik@octave.org>
parents: 22299
diff changeset
477 %! title ("normal plot again");
1c4cd12987f5 Use Octave syntax in graphics demos.
Rik <rik@octave.org>
parents: 22299
diff changeset
478 %! 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
479
11949c9795a0 Revamp %!demos in m-files to use Octave coding conventions on spacing, etc.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
480 %!demo
11949c9795a0 Revamp %!demos in m-files to use Octave coding conventions on spacing, etc.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
481 %! clf;
11949c9795a0 Revamp %!demos in m-files to use Octave coding conventions on spacing, etc.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
482 %! 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
483 %! x = sin (t);
3667
f7f94396dd81 [project @ 2000-05-13 06:31:28 by jwe]
jwe
parents: 3426
diff changeset
484 %!
14237
11949c9795a0 Revamp %!demos in m-files to use Octave coding conventions on spacing, etc.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
485 %! 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
486 %! plot (t, x);
22312
533c3c4059a3 Add titles to more of the graphic demos.
Rik <rik@octave.org>
parents: 22302
diff changeset
487 %! title ({"axis ij", "Y-axis reversed"});
22302
1c4cd12987f5 Use Octave syntax in graphics demos.
Rik <rik@octave.org>
parents: 22299
diff changeset
488 %! axis ("ij");
22312
533c3c4059a3 Add titles to more of the graphic demos.
Rik <rik@octave.org>
parents: 22302
diff changeset
489 %! 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
490 %!
11949c9795a0 Revamp %!demos in m-files to use Octave coding conventions on spacing, etc.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
491 %! 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
492 %! plot (t, x);
22312
533c3c4059a3 Add titles to more of the graphic demos.
Rik <rik@octave.org>
parents: 22302
diff changeset
493 %! title ("axis xy");
533c3c4059a3 Add titles to more of the graphic demos.
Rik <rik@octave.org>
parents: 22302
diff changeset
494 %! title ({"axis ij", "Y-axis normal"});
22302
1c4cd12987f5 Use Octave syntax in graphics demos.
Rik <rik@octave.org>
parents: 22299
diff changeset
495 %! axis ("xy");
22312
533c3c4059a3 Add titles to more of the graphic demos.
Rik <rik@octave.org>
parents: 22302
diff changeset
496 %! legend ("sine");
3667
f7f94396dd81 [project @ 2000-05-13 06:31:28 by jwe]
jwe
parents: 3426
diff changeset
497
f7f94396dd81 [project @ 2000-05-13 06:31:28 by jwe]
jwe
parents: 3426
diff changeset
498 %!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
499 %! clf;
26665
f9dbc287f908 axis.m: Enlarge ticks in %!demo #3 for clarity.
Rik <rik@octave.org>
parents: 26664
diff changeset
500 %! def_ticklen = get (0, "DefaultAxesTickLength");
f9dbc287f908 axis.m: Enlarge ticks in %!demo #3 for clarity.
Rik <rik@octave.org>
parents: 26664
diff changeset
501 %! 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
502 %! 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
503 %! x = sin (t);
3667
f7f94396dd81 [project @ 2000-05-13 06:31:28 by jwe]
jwe
parents: 3426
diff changeset
504 %!
14237
11949c9795a0 Revamp %!demos in m-files to use Octave coding conventions on spacing, etc.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
505 %! 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
506 %! plot (t, x);
22302
1c4cd12987f5 Use Octave syntax in graphics demos.
Rik <rik@octave.org>
parents: 22299
diff changeset
507 %! title ("x ticks and labels");
1c4cd12987f5 Use Octave syntax in graphics demos.
Rik <rik@octave.org>
parents: 22299
diff changeset
508 %! axis ("ticx");
3667
f7f94396dd81 [project @ 2000-05-13 06:31:28 by jwe]
jwe
parents: 3426
diff changeset
509 %!
14237
11949c9795a0 Revamp %!demos in m-files to use Octave coding conventions on spacing, etc.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
510 %! 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
511 %! plot (t, x);
22302
1c4cd12987f5 Use Octave syntax in graphics demos.
Rik <rik@octave.org>
parents: 22299
diff changeset
512 %! title ("y ticks and labels");
1c4cd12987f5 Use Octave syntax in graphics demos.
Rik <rik@octave.org>
parents: 22299
diff changeset
513 %! axis ("ticy");
3667
f7f94396dd81 [project @ 2000-05-13 06:31:28 by jwe]
jwe
parents: 3426
diff changeset
514 %!
14237
11949c9795a0 Revamp %!demos in m-files to use Octave coding conventions on spacing, etc.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
515 %! 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
516 %! plot (t, x);
22302
1c4cd12987f5 Use Octave syntax in graphics demos.
Rik <rik@octave.org>
parents: 22299
diff changeset
517 %! title ("axis off");
1c4cd12987f5 Use Octave syntax in graphics demos.
Rik <rik@octave.org>
parents: 22299
diff changeset
518 %! axis ("off");
3667
f7f94396dd81 [project @ 2000-05-13 06:31:28 by jwe]
jwe
parents: 3426
diff changeset
519 %!
14237
11949c9795a0 Revamp %!demos in m-files to use Octave coding conventions on spacing, etc.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
520 %! 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
521 %! plot (t, x);
22302
1c4cd12987f5 Use Octave syntax in graphics demos.
Rik <rik@octave.org>
parents: 22299
diff changeset
522 %! title ("x and y ticks, x labels");
1c4cd12987f5 Use Octave syntax in graphics demos.
Rik <rik@octave.org>
parents: 22299
diff changeset
523 %! axis ("labelx","tic");
3667
f7f94396dd81 [project @ 2000-05-13 06:31:28 by jwe]
jwe
parents: 3426
diff changeset
524 %!
14237
11949c9795a0 Revamp %!demos in m-files to use Octave coding conventions on spacing, etc.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
525 %! 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
526 %! plot (t, x);
22302
1c4cd12987f5 Use Octave syntax in graphics demos.
Rik <rik@octave.org>
parents: 22299
diff changeset
527 %! title ("x and y ticks, y labels");
1c4cd12987f5 Use Octave syntax in graphics demos.
Rik <rik@octave.org>
parents: 22299
diff changeset
528 %! axis ("labely","tic");
3667
f7f94396dd81 [project @ 2000-05-13 06:31:28 by jwe]
jwe
parents: 3426
diff changeset
529 %!
14237
11949c9795a0 Revamp %!demos in m-files to use Octave coding conventions on spacing, etc.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
530 %! 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
531 %! plot (t, x);
22302
1c4cd12987f5 Use Octave syntax in graphics demos.
Rik <rik@octave.org>
parents: 22299
diff changeset
532 %! title ("all ticks but no labels");
1c4cd12987f5 Use Octave syntax in graphics demos.
Rik <rik@octave.org>
parents: 22299
diff changeset
533 %! axis ("nolabel","tic");
3667
f7f94396dd81 [project @ 2000-05-13 06:31:28 by jwe]
jwe
parents: 3426
diff changeset
534 %!
14237
11949c9795a0 Revamp %!demos in m-files to use Octave coding conventions on spacing, etc.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
535 %! 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
536 %! plot (t, x);
22302
1c4cd12987f5 Use Octave syntax in graphics demos.
Rik <rik@octave.org>
parents: 22299
diff changeset
537 %! title ("x ticks, no labels");
1c4cd12987f5 Use Octave syntax in graphics demos.
Rik <rik@octave.org>
parents: 22299
diff changeset
538 %! axis ("nolabel","ticx");
3667
f7f94396dd81 [project @ 2000-05-13 06:31:28 by jwe]
jwe
parents: 3426
diff changeset
539 %!
14237
11949c9795a0 Revamp %!demos in m-files to use Octave coding conventions on spacing, etc.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
540 %! 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
541 %! plot (t, x);
22302
1c4cd12987f5 Use Octave syntax in graphics demos.
Rik <rik@octave.org>
parents: 22299
diff changeset
542 %! title ("y ticks, no labels");
1c4cd12987f5 Use Octave syntax in graphics demos.
Rik <rik@octave.org>
parents: 22299
diff changeset
543 %! axis ("nolabel","ticy");
3667
f7f94396dd81 [project @ 2000-05-13 06:31:28 by jwe]
jwe
parents: 3426
diff changeset
544 %!
14237
11949c9795a0 Revamp %!demos in m-files to use Octave coding conventions on spacing, etc.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
545 %! 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
546 %! plot (t, x);
22302
1c4cd12987f5 Use Octave syntax in graphics demos.
Rik <rik@octave.org>
parents: 22299
diff changeset
547 %! title ("all ticks and labels");
1c4cd12987f5 Use Octave syntax in graphics demos.
Rik <rik@octave.org>
parents: 22299
diff changeset
548 %! axis ("on");
26665
f9dbc287f908 axis.m: Enlarge ticks in %!demo #3 for clarity.
Rik <rik@octave.org>
parents: 26664
diff changeset
549 %!
f9dbc287f908 axis.m: Enlarge ticks in %!demo #3 for clarity.
Rik <rik@octave.org>
parents: 26664
diff changeset
550 %! set (0, "DefaultAxesTickLength", def_ticklen);
3667
f7f94396dd81 [project @ 2000-05-13 06:31:28 by jwe]
jwe
parents: 3426
diff changeset
551
f7f94396dd81 [project @ 2000-05-13 06:31:28 by jwe]
jwe
parents: 3426
diff changeset
552 %!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
553 %! clf;
11949c9795a0 Revamp %!demos in m-files to use Octave coding conventions on spacing, etc.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
554 %! 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
555 %! x = sin (t);
3667
f7f94396dd81 [project @ 2000-05-13 06:31:28 by jwe]
jwe
parents: 3426
diff changeset
556 %!
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 %! 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
558 %! plot (t, x);
22302
1c4cd12987f5 Use Octave syntax in graphics demos.
Rik <rik@octave.org>
parents: 22299
diff changeset
559 %! 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
560 %! axis ([0,3,0,1]);
3667
f7f94396dd81 [project @ 2000-05-13 06:31:28 by jwe]
jwe
parents: 3426
diff changeset
561 %!
14237
11949c9795a0 Revamp %!demos in m-files to use Octave coding conventions on spacing, etc.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
562 %! 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
563 %! plot (t, x);
22302
1c4cd12987f5 Use Octave syntax in graphics demos.
Rik <rik@octave.org>
parents: 22299
diff changeset
564 %! title ("auto");
1c4cd12987f5 Use Octave syntax in graphics demos.
Rik <rik@octave.org>
parents: 22299
diff changeset
565 %! axis ("auto");
3667
f7f94396dd81 [project @ 2000-05-13 06:31:28 by jwe]
jwe
parents: 3426
diff changeset
566 %!
14237
11949c9795a0 Revamp %!demos in m-files to use Octave coding conventions on spacing, etc.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
567 %! subplot (323);
22302
1c4cd12987f5 Use Octave syntax in graphics demos.
Rik <rik@octave.org>
parents: 22299
diff changeset
568 %! plot (t, x, ";sine [0:2pi];"); hold on;
1c4cd12987f5 Use Octave syntax in graphics demos.
Rik <rik@octave.org>
parents: 22299
diff changeset
569 %! 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
570 %! title ("manual");
1c4cd12987f5 Use Octave syntax in graphics demos.
Rik <rik@octave.org>
parents: 22299
diff changeset
571 %! axis ("manual");
3667
f7f94396dd81 [project @ 2000-05-13 06:31:28 by jwe]
jwe
parents: 3426
diff changeset
572 %!
14237
11949c9795a0 Revamp %!demos in m-files to use Octave coding conventions on spacing, etc.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
573 %! subplot (324);
22302
1c4cd12987f5 Use Octave syntax in graphics demos.
Rik <rik@octave.org>
parents: 22299
diff changeset
574 %! plot (t, x, ";sine [0:2pi];");
1c4cd12987f5 Use Octave syntax in graphics demos.
Rik <rik@octave.org>
parents: 22299
diff changeset
575 %! 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
576 %! axis ([0,3,0,1]);
22302
1c4cd12987f5 Use Octave syntax in graphics demos.
Rik <rik@octave.org>
parents: 22299
diff changeset
577 %! axis ("autox");
3667
f7f94396dd81 [project @ 2000-05-13 06:31:28 by jwe]
jwe
parents: 3426
diff changeset
578 %!
14237
11949c9795a0 Revamp %!demos in m-files to use Octave coding conventions on spacing, etc.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
579 %! subplot (325);
22302
1c4cd12987f5 Use Octave syntax in graphics demos.
Rik <rik@octave.org>
parents: 22299
diff changeset
580 %! plot (t, x, ";sine [0:2pi];");
1c4cd12987f5 Use Octave syntax in graphics demos.
Rik <rik@octave.org>
parents: 22299
diff changeset
581 %! 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
582 %! axis ([3,6,0,1]);
22302
1c4cd12987f5 Use Octave syntax in graphics demos.
Rik <rik@octave.org>
parents: 22299
diff changeset
583 %! axis ("autoy");
3667
f7f94396dd81 [project @ 2000-05-13 06:31:28 by jwe]
jwe
parents: 3426
diff changeset
584 %!
14237
11949c9795a0 Revamp %!demos in m-files to use Octave coding conventions on spacing, etc.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
585 %! 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
586 %! 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
587 %! axis ("tight");
1c4cd12987f5 Use Octave syntax in graphics demos.
Rik <rik@octave.org>
parents: 22299
diff changeset
588 %! 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
589
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
590 %!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
591 %! clf;
11949c9795a0 Revamp %!demos in m-files to use Octave coding conventions on spacing, etc.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
592 %! 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
593 %! 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
594 %! axis image;
22302
1c4cd12987f5 Use Octave syntax in graphics demos.
Rik <rik@octave.org>
parents: 22299
diff changeset
595 %! 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
596
9357
95ec56601497 axis.m: Fix bug for 'axis tight' with multiple surface plots, add demo.
Ben Abbott <bpabbott@mac.com>
parents: 9317
diff changeset
597 %!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
598 %! clf;
22302
1c4cd12987f5 Use Octave syntax in graphics demos.
Rik <rik@octave.org>
parents: 22299
diff changeset
599 %! 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
600 %! [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
601 %! 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
602 %! 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
603 %! 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
604 %! [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
605 %! 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
606 %! 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
607 %! axis tight;
24388
206ef5cb8b16 Add titles to most plot demos.
Rik <rik@octave.org>
parents: 23952
diff changeset
608 %! 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
609
13154
0c3b1a359998 Fix bug #33606.
Marco Caliari <marco.caliar@univr.it>
parents: 13031
diff changeset
610 %!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
611 %! clf;
22302
1c4cd12987f5 Use Octave syntax in graphics demos.
Rik <rik@octave.org>
parents: 22299
diff changeset
612 %! 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
613 %! axis tight;
24388
206ef5cb8b16 Add titles to most plot demos.
Rik <rik@octave.org>
parents: 23952
diff changeset
614 %! 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
615
14054
ec79cd8359c5 Ignore Inf when determining tight axis limits.
Ben Abbott <bpabbott@mac.com>
parents: 13322
diff changeset
616 %!test
ec79cd8359c5 Ignore Inf when determining tight axis limits.
Ben Abbott <bpabbott@mac.com>
parents: 13322
diff changeset
617 %! hf = figure ("visible", "off");
ec79cd8359c5 Ignore Inf when determining tight axis limits.
Ben Abbott <bpabbott@mac.com>
parents: 13322
diff changeset
618 %! unwind_protect
ec79cd8359c5 Ignore Inf when determining tight axis limits.
Ben Abbott <bpabbott@mac.com>
parents: 13322
diff changeset
619 %! 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
620 %! hold on;
14054
ec79cd8359c5 Ignore Inf when determining tight axis limits.
Ben Abbott <bpabbott@mac.com>
parents: 13322
diff changeset
621 %! plot (11:20, 25.5 + rand (10));
ec79cd8359c5 Ignore Inf when determining tight axis limits.
Ben Abbott <bpabbott@mac.com>
parents: 13322
diff changeset
622 %! axis tight;
14063
6875d23ce051 Fix regression of tight axis limits introduced by changeset ec79cd8359c5.
Ben Abbott <bpabbott@mac.com>
parents: 14054
diff changeset
623 %! assert (axis (), [11 20 21 30]);
14054
ec79cd8359c5 Ignore Inf when determining tight axis limits.
Ben Abbott <bpabbott@mac.com>
parents: 13322
diff changeset
624 %! unwind_protect_cleanup
ec79cd8359c5 Ignore Inf when determining tight axis limits.
Ben Abbott <bpabbott@mac.com>
parents: 13322
diff changeset
625 %! close (hf);
ec79cd8359c5 Ignore Inf when determining tight axis limits.
Ben Abbott <bpabbott@mac.com>
parents: 13322
diff changeset
626 %! end_unwind_protect
ec79cd8359c5 Ignore Inf when determining tight axis limits.
Ben Abbott <bpabbott@mac.com>
parents: 13322
diff changeset
627
14063
6875d23ce051 Fix regression of tight axis limits introduced by changeset ec79cd8359c5.
Ben Abbott <bpabbott@mac.com>
parents: 14054
diff changeset
628 %!test
6875d23ce051 Fix regression of tight axis limits introduced by changeset ec79cd8359c5.
Ben Abbott <bpabbott@mac.com>
parents: 14054
diff changeset
629 %! hf = figure ("visible", "off");
6875d23ce051 Fix regression of tight axis limits introduced by changeset ec79cd8359c5.
Ben Abbott <bpabbott@mac.com>
parents: 14054
diff changeset
630 %! unwind_protect
6875d23ce051 Fix regression of tight axis limits introduced by changeset ec79cd8359c5.
Ben Abbott <bpabbott@mac.com>
parents: 14054
diff changeset
631 %! 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
632 %! loglog (a, -a);
14063
6875d23ce051 Fix regression of tight axis limits introduced by changeset ec79cd8359c5.
Ben Abbott <bpabbott@mac.com>
parents: 14054
diff changeset
633 %! axis tight;
23952
5570b0f12112 Fix BIST for axis.m on Win64 (bug #48364).
Markus Mützel <markus.muetzel@gmx.de>
parents: 23573
diff changeset
634 %! ## 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
635 %! ## 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
636 %! 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
637 %! unwind_protect_cleanup
6875d23ce051 Fix regression of tight axis limits introduced by changeset ec79cd8359c5.
Ben Abbott <bpabbott@mac.com>
parents: 14054
diff changeset
638 %! close (hf);
6875d23ce051 Fix regression of tight axis limits introduced by changeset ec79cd8359c5.
Ben Abbott <bpabbott@mac.com>
parents: 14054
diff changeset
639 %! end_unwind_protect
6875d23ce051 Fix regression of tight axis limits introduced by changeset ec79cd8359c5.
Ben Abbott <bpabbott@mac.com>
parents: 14054
diff changeset
640
17427
15d592c82abc test: Add test for bug #40036 to axis.m
Rik <rik@octave.org>
parents: 17426
diff changeset
641 ## 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
642 %!test <*40036>
17427
15d592c82abc test: Add test for bug #40036 to axis.m
Rik <rik@octave.org>
parents: 17426
diff changeset
643 %! hf = figure ("visible", "off");
15d592c82abc test: Add test for bug #40036 to axis.m
Rik <rik@octave.org>
parents: 17426
diff changeset
644 %! unwind_protect
15d592c82abc test: Add test for bug #40036 to axis.m
Rik <rik@octave.org>
parents: 17426
diff changeset
645 %! 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
646 %! surf (Z);
15d592c82abc test: Add test for bug #40036 to axis.m
Rik <rik@octave.org>
parents: 17426
diff changeset
647 %! axis tight;
15d592c82abc test: Add test for bug #40036 to axis.m
Rik <rik@octave.org>
parents: 17426
diff changeset
648 %! 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
649 %! unwind_protect_cleanup
15d592c82abc test: Add test for bug #40036 to axis.m
Rik <rik@octave.org>
parents: 17426
diff changeset
650 %! close (hf);
15d592c82abc test: Add test for bug #40036 to axis.m
Rik <rik@octave.org>
parents: 17426
diff changeset
651 %! end_unwind_protect
15d592c82abc test: Add test for bug #40036 to axis.m
Rik <rik@octave.org>
parents: 17426
diff changeset
652
22170
20257791e358 avoid displaying plots in axis tests (bug #48602)
John W. Eaton <jwe@octave.org>
parents: 22163
diff changeset
653 ## 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
654 %!error <LIMITS vector must have .* elements>
6bb0f32d22a5 axis.m: Clean up formatting in %!error tests.
Rik <rik@octave.org>
parents: 22170
diff changeset
655 %! hf = figure ("visible", "off");
22170
20257791e358 avoid displaying plots in axis tests (bug #48602)
John W. Eaton <jwe@octave.org>
parents: 22163
diff changeset
656 %! unwind_protect
20257791e358 avoid displaying plots in axis tests (bug #48602)
John W. Eaton <jwe@octave.org>
parents: 22163
diff changeset
657 %! axis (1:5)
20257791e358 avoid displaying plots in axis tests (bug #48602)
John W. Eaton <jwe@octave.org>
parents: 22163
diff changeset
658 %! unwind_protect_cleanup
20257791e358 avoid displaying plots in axis tests (bug #48602)
John W. Eaton <jwe@octave.org>
parents: 22163
diff changeset
659 %! close (hf);
20257791e358 avoid displaying plots in axis tests (bug #48602)
John W. Eaton <jwe@octave.org>
parents: 22163
diff changeset
660 %! end_unwind_protect
20257791e358 avoid displaying plots in axis tests (bug #48602)
John W. Eaton <jwe@octave.org>
parents: 22163
diff changeset
661
22819
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
662 %!error <LIMITS\(3\) must be less than LIMITS\(4\)>
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
663 %! hf = figure ("visible", "off");
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
664 %! unwind_protect
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
665 %! axis ([1 2 4 3])
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
666 %! unwind_protect_cleanup
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
667 %! close (hf);
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
668 %! end_unwind_protect
3dd91233bf07 axis.m: Overhaul internal function __axis__.
Rik <rik@octave.org>
parents: 22818
diff changeset
669
22218
6bb0f32d22a5 axis.m: Clean up formatting in %!error tests.
Rik <rik@octave.org>
parents: 22170
diff changeset
670 %!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
671 %! hf = figure ("visible", "off");
22170
20257791e358 avoid displaying plots in axis tests (bug #48602)
John W. Eaton <jwe@octave.org>
parents: 22163
diff changeset
672 %! unwind_protect
20257791e358 avoid displaying plots in axis tests (bug #48602)
John W. Eaton <jwe@octave.org>
parents: 22163
diff changeset
673 %! axis ({1,2})
20257791e358 avoid displaying plots in axis tests (bug #48602)
John W. Eaton <jwe@octave.org>
parents: 22163
diff changeset
674 %! unwind_protect_cleanup
20257791e358 avoid displaying plots in axis tests (bug #48602)
John W. Eaton <jwe@octave.org>
parents: 22163
diff changeset
675 %! close (hf);
20257791e358 avoid displaying plots in axis tests (bug #48602)
John W. Eaton <jwe@octave.org>
parents: 22163
diff changeset
676 %! end_unwind_protect