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annotate scripts/plot/colorbar.m @ 8102:c066714ee5d5

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author John W. Eaton <jwe@octave.org>
date Thu, 11 Sep 2008 17:01:46 -0400
parents 86955a1559c5
children 73d6b71788c0
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1 ## Copyright (C) 2007 David Bateman
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2 ##
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3 ## This file is part of Octave.
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4 ##
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5 ## Octave is free software; you can redistribute it and/or modify it
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6 ## under the terms of the GNU General Public License as published by
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7 ## the Free Software Foundation; either version 3 of the License, or (at
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8 ## your option) any later version.
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9 ##
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10 ## Octave is distributed in the hope that it will be useful, but
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11 ## WITHOUT ANY WARRANTY; without even the implied warranty of
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12 ## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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13 ## General Public License for more details.
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14 ##
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15 ## You should have received a copy of the GNU General Public License
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16 ## along with Octave; see the file COPYING. If not, see
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17 ## <http://www.gnu.org/licenses/>.
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18
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19 ## -*- texinfo -*-
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20 ## @deftypefn {Function File} {} colorbar (@var{s})
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21 ## @deftypefnx {Function File} {} colorbar ('peer', @var{h}, @dots{})
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22 ## Adds a colorbar to the current axes. Valid values for @var{s} are
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23 ##
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24 ## @table @asis
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25 ## @item 'EastOutside'
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26 ## Place the colorbar outside the plot to the right. This is the default.
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27 ## @item 'East'
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28 ## Place the colorbar inside the plot to the right.
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29 ## @item 'WestOutside'
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30 ## Place the colorbar outside the plot to the left.
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31 ## @item 'West'
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32 ## Place the colorbar inside the plot to the left.
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33 ## @item 'NorthOutside'
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34 ## Place the colorbar above the plot.
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35 ## @item 'North'
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36 ## Place the colorbar at the top of the plot.
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37 ## @item 'SouthOutside'
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38 ## Place the colorbar under the plot.
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39 ## @item 'South'
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40 ## Place the colorbar at the bottom of the plot.
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41 ## @item 'Off', 'None'
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42 ## Remove any existing colorbar from the plot.
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43 ## @end table
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44 ##
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45 ## If the argument 'peer' is given, then the following argument is treated
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46 ## as the axes handle on which to add the colorbar.
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47 ## @end deftypefn
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48
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49
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50 ## PKG_ADD: mark_as_command colorbar
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51
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52 function colorbar (varargin)
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53
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54 if (nargin > 0 && strcmpi(varargin{1}, "peer"))
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55 if (nargin > 1)
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56 ax = varargin{2};
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57 if (!isscalar (ax) || ! ishandle (ax)
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58 || strcmp (get (ax, "type"), "axes"))
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59 error ("colorbar: expecting an axes handle following 'peer'");
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60 endif
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61 else
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62 error ("colorbar: misisng axes handle after 'peer'");
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63 endif
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64 else
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65 ax = gca ();
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66 endif
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67
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68 pos = "eastoutside";
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69 for i = 1 : length (varargin)
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70 arg = varargin{i};
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71 if (length(arg) < 1)
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72 pos = "eastoutside";
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73 elseif (ischar (arg))
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74 arg = tolower (arg);
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75 if (strcmp (arg, "off") || strcmp (arg, "none"))
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76 pos = "none";
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77 elseif (strcmp (arg, "north") || strcmp (arg, "south")
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78 || strcmp (arg, "east") || strcmp (arg, "west")
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79 || strcmp (arg, "northoutside") || strcmp (arg, "southoutside")
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80 || strcmp (arg, "eastoutside") || strcmp (arg, "westoutside"))
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81 pos = arg;
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82 else
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83 error ("colorbar: unrecognized position argument");
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84 endif
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85 else
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86 error ("colorbar: expecting string arguments");
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87 endif
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88 endfor
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89
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90 set (ax, "__colorbar__", pos);
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91
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92 endfunction
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93
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94
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95 %!demo
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96 %! hold off;
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97 %! close all;
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98 %! n = 64; x = kron (1:n,ones(n,1)); x = abs(x - x.');
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99 %! imagesc(x)
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100 %! colorbar();
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101
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102 %!demo
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103 %! hold off;
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104 %! n = 64; x = kron (1:n,ones(n,1)); x = abs(x - x.');
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105 %! imagesc(x)
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106 %! colorbar("westoutside");
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107
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108 %!demo
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109 %! hold off;
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110 %! n = 64; x = kron (1:n,ones(n,1)); x = abs(x - x.');
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111 %! imagesc(x)
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112 %! colorbar("northoutside");
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113
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114 %!demo
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115 %! hold off;
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116 %! n = 64; x = kron (1:n,ones(n,1)); x = abs(x - x.');
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117 %! imagesc(x)
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118 %! colorbar("southoutside");
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119
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120 %!demo
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121 %! hold off;
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122 %! subplot(2,2,1)
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123 %! contour(peaks())
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124 %! colorbar("east");
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125 %! subplot(2,2,2)
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126 %! contour(peaks())
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127 %! colorbar("west");
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128 %! subplot(2,2,3)
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129 %! contour(peaks())
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130 %! colorbar("north");
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131 %! subplot(2,2,4)
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132 %! contour(peaks())
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133 %! colorbar("south");
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134
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135 %!demo
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136 %! hold off;
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137 %! n = 64; x = kron (1:n,ones(n,1)); x = abs(x - x.');
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138 %! subplot(2,2,1)
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139 %! imagesc(x)
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140 %! colorbar();
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141 %! subplot(2,2,2)
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142 %! imagesc(x)
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143 %! colorbar("westoutside");
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144 %! subplot(2,2,3)
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145 %! imagesc(x)
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146 %! colorbar("northoutside");
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147 %! subplot(2,2,4)
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148 %! imagesc(x)
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149 %! colorbar("southoutside");
e8d953d03f6a [project @ 2007-11-26 20:42:09 by dbateman]
dbateman
parents:
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150
7726
1b954fdaf4ff Try to get the colorbar position right for manual aspect ratios as well
David Bateman <dbateman@free.fr>
parents: 7264
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151 %!demo
1b954fdaf4ff Try to get the colorbar position right for manual aspect ratios as well
David Bateman <dbateman@free.fr>
parents: 7264
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152 %! hold off;
1b954fdaf4ff Try to get the colorbar position right for manual aspect ratios as well
David Bateman <dbateman@free.fr>
parents: 7264
diff changeset
153 %! n = 64; x = kron (1:n,ones(n,1)); x = abs(x - x.');
1b954fdaf4ff Try to get the colorbar position right for manual aspect ratios as well
David Bateman <dbateman@free.fr>
parents: 7264
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154 %! subplot(1,2,1)
1b954fdaf4ff Try to get the colorbar position right for manual aspect ratios as well
David Bateman <dbateman@free.fr>
parents: 7264
diff changeset
155 %! imagesc(x)
1b954fdaf4ff Try to get the colorbar position right for manual aspect ratios as well
David Bateman <dbateman@free.fr>
parents: 7264
diff changeset
156 %! axis square;
1b954fdaf4ff Try to get the colorbar position right for manual aspect ratios as well
David Bateman <dbateman@free.fr>
parents: 7264
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157 %! colorbar();
1b954fdaf4ff Try to get the colorbar position right for manual aspect ratios as well
David Bateman <dbateman@free.fr>
parents: 7264
diff changeset
158 %! subplot(1,2,2)
1b954fdaf4ff Try to get the colorbar position right for manual aspect ratios as well
David Bateman <dbateman@free.fr>
parents: 7264
diff changeset
159 %! imagesc(x)
1b954fdaf4ff Try to get the colorbar position right for manual aspect ratios as well
David Bateman <dbateman@free.fr>
parents: 7264
diff changeset
160 %! axis square;
1b954fdaf4ff Try to get the colorbar position right for manual aspect ratios as well
David Bateman <dbateman@free.fr>
parents: 7264
diff changeset
161 %! colorbar("westoutside");
1b954fdaf4ff Try to get the colorbar position right for manual aspect ratios as well
David Bateman <dbateman@free.fr>
parents: 7264
diff changeset
162
1b954fdaf4ff Try to get the colorbar position right for manual aspect ratios as well
David Bateman <dbateman@free.fr>
parents: 7264
diff changeset
163 %!demo
1b954fdaf4ff Try to get the colorbar position right for manual aspect ratios as well
David Bateman <dbateman@free.fr>
parents: 7264
diff changeset
164 %! hold off;
1b954fdaf4ff Try to get the colorbar position right for manual aspect ratios as well
David Bateman <dbateman@free.fr>
parents: 7264
diff changeset
165 %! n = 64; x = kron (1:n,ones(n,1)); x = abs(x - x.');
1b954fdaf4ff Try to get the colorbar position right for manual aspect ratios as well
David Bateman <dbateman@free.fr>
parents: 7264
diff changeset
166 %! subplot(1,2,1)
1b954fdaf4ff Try to get the colorbar position right for manual aspect ratios as well
David Bateman <dbateman@free.fr>
parents: 7264
diff changeset
167 %! imagesc(x)
1b954fdaf4ff Try to get the colorbar position right for manual aspect ratios as well
David Bateman <dbateman@free.fr>
parents: 7264
diff changeset
168 %! axis square;
1b954fdaf4ff Try to get the colorbar position right for manual aspect ratios as well
David Bateman <dbateman@free.fr>
parents: 7264
diff changeset
169 %! colorbar("northoutside");
1b954fdaf4ff Try to get the colorbar position right for manual aspect ratios as well
David Bateman <dbateman@free.fr>
parents: 7264
diff changeset
170 %! subplot(1,2,2)
1b954fdaf4ff Try to get the colorbar position right for manual aspect ratios as well
David Bateman <dbateman@free.fr>
parents: 7264
diff changeset
171 %! imagesc(x)
1b954fdaf4ff Try to get the colorbar position right for manual aspect ratios as well
David Bateman <dbateman@free.fr>
parents: 7264
diff changeset
172 %! axis square;
1b954fdaf4ff Try to get the colorbar position right for manual aspect ratios as well
David Bateman <dbateman@free.fr>
parents: 7264
diff changeset
173 %! colorbar("southoutside");
1b954fdaf4ff Try to get the colorbar position right for manual aspect ratios as well
David Bateman <dbateman@free.fr>
parents: 7264
diff changeset
174
1b954fdaf4ff Try to get the colorbar position right for manual aspect ratios as well
David Bateman <dbateman@free.fr>
parents: 7264
diff changeset
175 %!demo
1b954fdaf4ff Try to get the colorbar position right for manual aspect ratios as well
David Bateman <dbateman@free.fr>
parents: 7264
diff changeset
176 %! hold off;
1b954fdaf4ff Try to get the colorbar position right for manual aspect ratios as well
David Bateman <dbateman@free.fr>
parents: 7264
diff changeset
177 %! n = 64; x = kron (1:n,ones(n,1)); x = abs(x - x.');
1b954fdaf4ff Try to get the colorbar position right for manual aspect ratios as well
David Bateman <dbateman@free.fr>
parents: 7264
diff changeset
178 %! subplot(2,1,1)
1b954fdaf4ff Try to get the colorbar position right for manual aspect ratios as well
David Bateman <dbateman@free.fr>
parents: 7264
diff changeset
179 %! imagesc(x)
1b954fdaf4ff Try to get the colorbar position right for manual aspect ratios as well
David Bateman <dbateman@free.fr>
parents: 7264
diff changeset
180 %! axis square;
1b954fdaf4ff Try to get the colorbar position right for manual aspect ratios as well
David Bateman <dbateman@free.fr>
parents: 7264
diff changeset
181 %! colorbar();
1b954fdaf4ff Try to get the colorbar position right for manual aspect ratios as well
David Bateman <dbateman@free.fr>
parents: 7264
diff changeset
182 %! subplot(2,1,2)
1b954fdaf4ff Try to get the colorbar position right for manual aspect ratios as well
David Bateman <dbateman@free.fr>
parents: 7264
diff changeset
183 %! imagesc(x)
1b954fdaf4ff Try to get the colorbar position right for manual aspect ratios as well
David Bateman <dbateman@free.fr>
parents: 7264
diff changeset
184 %! axis square;
1b954fdaf4ff Try to get the colorbar position right for manual aspect ratios as well
David Bateman <dbateman@free.fr>
parents: 7264
diff changeset
185 %! colorbar("westoutside");
1b954fdaf4ff Try to get the colorbar position right for manual aspect ratios as well
David Bateman <dbateman@free.fr>
parents: 7264
diff changeset
186
1b954fdaf4ff Try to get the colorbar position right for manual aspect ratios as well
David Bateman <dbateman@free.fr>
parents: 7264
diff changeset
187 %!demo
1b954fdaf4ff Try to get the colorbar position right for manual aspect ratios as well
David Bateman <dbateman@free.fr>
parents: 7264
diff changeset
188 %! hold off;
1b954fdaf4ff Try to get the colorbar position right for manual aspect ratios as well
David Bateman <dbateman@free.fr>
parents: 7264
diff changeset
189 %! n = 64; x = kron (1:n,ones(n,1)); x = abs(x - x.');
1b954fdaf4ff Try to get the colorbar position right for manual aspect ratios as well
David Bateman <dbateman@free.fr>
parents: 7264
diff changeset
190 %! subplot(2,1,1)
1b954fdaf4ff Try to get the colorbar position right for manual aspect ratios as well
David Bateman <dbateman@free.fr>
parents: 7264
diff changeset
191 %! imagesc(x)
1b954fdaf4ff Try to get the colorbar position right for manual aspect ratios as well
David Bateman <dbateman@free.fr>
parents: 7264
diff changeset
192 %! axis square;
1b954fdaf4ff Try to get the colorbar position right for manual aspect ratios as well
David Bateman <dbateman@free.fr>
parents: 7264
diff changeset
193 %! colorbar("northoutside");
1b954fdaf4ff Try to get the colorbar position right for manual aspect ratios as well
David Bateman <dbateman@free.fr>
parents: 7264
diff changeset
194 %! subplot(2,1,2)
1b954fdaf4ff Try to get the colorbar position right for manual aspect ratios as well
David Bateman <dbateman@free.fr>
parents: 7264
diff changeset
195 %! imagesc(x)
1b954fdaf4ff Try to get the colorbar position right for manual aspect ratios as well
David Bateman <dbateman@free.fr>
parents: 7264
diff changeset
196 %! axis square;
1b954fdaf4ff Try to get the colorbar position right for manual aspect ratios as well
David Bateman <dbateman@free.fr>
parents: 7264
diff changeset
197 %! colorbar("southoutside");
1b954fdaf4ff Try to get the colorbar position right for manual aspect ratios as well
David Bateman <dbateman@free.fr>
parents: 7264
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198
1b954fdaf4ff Try to get the colorbar position right for manual aspect ratios as well
David Bateman <dbateman@free.fr>
parents: 7264
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199 %!demo
1b954fdaf4ff Try to get the colorbar position right for manual aspect ratios as well
David Bateman <dbateman@free.fr>
parents: 7264
diff changeset
200 %! hold off;
1b954fdaf4ff Try to get the colorbar position right for manual aspect ratios as well
David Bateman <dbateman@free.fr>
parents: 7264
diff changeset
201 %! n = 64; x = kron (1:n,ones(n,1)); x = abs(x - x.');
1b954fdaf4ff Try to get the colorbar position right for manual aspect ratios as well
David Bateman <dbateman@free.fr>
parents: 7264
diff changeset
202 %! subplot(1,2,1)
1b954fdaf4ff Try to get the colorbar position right for manual aspect ratios as well
David Bateman <dbateman@free.fr>
parents: 7264
diff changeset
203 %! imagesc(x)
1b954fdaf4ff Try to get the colorbar position right for manual aspect ratios as well
David Bateman <dbateman@free.fr>
parents: 7264
diff changeset
204 %! colorbar();
1b954fdaf4ff Try to get the colorbar position right for manual aspect ratios as well
David Bateman <dbateman@free.fr>
parents: 7264
diff changeset
205 %! subplot(1,2,2)
1b954fdaf4ff Try to get the colorbar position right for manual aspect ratios as well
David Bateman <dbateman@free.fr>
parents: 7264
diff changeset
206 %! imagesc(x)
1b954fdaf4ff Try to get the colorbar position right for manual aspect ratios as well
David Bateman <dbateman@free.fr>
parents: 7264
diff changeset
207 %! colorbar("westoutside");
1b954fdaf4ff Try to get the colorbar position right for manual aspect ratios as well
David Bateman <dbateman@free.fr>
parents: 7264
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208
1b954fdaf4ff Try to get the colorbar position right for manual aspect ratios as well
David Bateman <dbateman@free.fr>
parents: 7264
diff changeset
209 %!demo
1b954fdaf4ff Try to get the colorbar position right for manual aspect ratios as well
David Bateman <dbateman@free.fr>
parents: 7264
diff changeset
210 %! hold off;
1b954fdaf4ff Try to get the colorbar position right for manual aspect ratios as well
David Bateman <dbateman@free.fr>
parents: 7264
diff changeset
211 %! n = 64; x = kron (1:n,ones(n,1)); x = abs(x - x.');
1b954fdaf4ff Try to get the colorbar position right for manual aspect ratios as well
David Bateman <dbateman@free.fr>
parents: 7264
diff changeset
212 %! subplot(1,2,1)
1b954fdaf4ff Try to get the colorbar position right for manual aspect ratios as well
David Bateman <dbateman@free.fr>
parents: 7264
diff changeset
213 %! imagesc(x)
1b954fdaf4ff Try to get the colorbar position right for manual aspect ratios as well
David Bateman <dbateman@free.fr>
parents: 7264
diff changeset
214 %! colorbar("northoutside");
1b954fdaf4ff Try to get the colorbar position right for manual aspect ratios as well
David Bateman <dbateman@free.fr>
parents: 7264
diff changeset
215 %! subplot(1,2,2)
1b954fdaf4ff Try to get the colorbar position right for manual aspect ratios as well
David Bateman <dbateman@free.fr>
parents: 7264
diff changeset
216 %! imagesc(x)
1b954fdaf4ff Try to get the colorbar position right for manual aspect ratios as well
David Bateman <dbateman@free.fr>
parents: 7264
diff changeset
217 %! colorbar("southoutside");
1b954fdaf4ff Try to get the colorbar position right for manual aspect ratios as well
David Bateman <dbateman@free.fr>
parents: 7264
diff changeset
218
1b954fdaf4ff Try to get the colorbar position right for manual aspect ratios as well
David Bateman <dbateman@free.fr>
parents: 7264
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219 %!demo
1b954fdaf4ff Try to get the colorbar position right for manual aspect ratios as well
David Bateman <dbateman@free.fr>
parents: 7264
diff changeset
220 %! hold off;
1b954fdaf4ff Try to get the colorbar position right for manual aspect ratios as well
David Bateman <dbateman@free.fr>
parents: 7264
diff changeset
221 %! n = 64; x = kron (1:n,ones(n,1)); x = abs(x - x.');
1b954fdaf4ff Try to get the colorbar position right for manual aspect ratios as well
David Bateman <dbateman@free.fr>
parents: 7264
diff changeset
222 %! subplot(2,1,1)
1b954fdaf4ff Try to get the colorbar position right for manual aspect ratios as well
David Bateman <dbateman@free.fr>
parents: 7264
diff changeset
223 %! imagesc(x)
1b954fdaf4ff Try to get the colorbar position right for manual aspect ratios as well
David Bateman <dbateman@free.fr>
parents: 7264
diff changeset
224 %! colorbar();
1b954fdaf4ff Try to get the colorbar position right for manual aspect ratios as well
David Bateman <dbateman@free.fr>
parents: 7264
diff changeset
225 %! subplot(2,1,2)
1b954fdaf4ff Try to get the colorbar position right for manual aspect ratios as well
David Bateman <dbateman@free.fr>
parents: 7264
diff changeset
226 %! imagesc(x)
1b954fdaf4ff Try to get the colorbar position right for manual aspect ratios as well
David Bateman <dbateman@free.fr>
parents: 7264
diff changeset
227 %! colorbar("westoutside");
1b954fdaf4ff Try to get the colorbar position right for manual aspect ratios as well
David Bateman <dbateman@free.fr>
parents: 7264
diff changeset
228
1b954fdaf4ff Try to get the colorbar position right for manual aspect ratios as well
David Bateman <dbateman@free.fr>
parents: 7264
diff changeset
229 %!demo
1b954fdaf4ff Try to get the colorbar position right for manual aspect ratios as well
David Bateman <dbateman@free.fr>
parents: 7264
diff changeset
230 %! hold off;
1b954fdaf4ff Try to get the colorbar position right for manual aspect ratios as well
David Bateman <dbateman@free.fr>
parents: 7264
diff changeset
231 %! n = 64; x = kron (1:n,ones(n,1)); x = abs(x - x.');
1b954fdaf4ff Try to get the colorbar position right for manual aspect ratios as well
David Bateman <dbateman@free.fr>
parents: 7264
diff changeset
232 %! subplot(2,1,1)
1b954fdaf4ff Try to get the colorbar position right for manual aspect ratios as well
David Bateman <dbateman@free.fr>
parents: 7264
diff changeset
233 %! imagesc(x)
1b954fdaf4ff Try to get the colorbar position right for manual aspect ratios as well
David Bateman <dbateman@free.fr>
parents: 7264
diff changeset
234 %! colorbar("northoutside");
1b954fdaf4ff Try to get the colorbar position right for manual aspect ratios as well
David Bateman <dbateman@free.fr>
parents: 7264
diff changeset
235 %! subplot(2,1,2)
1b954fdaf4ff Try to get the colorbar position right for manual aspect ratios as well
David Bateman <dbateman@free.fr>
parents: 7264
diff changeset
236 %! imagesc(x)
1b954fdaf4ff Try to get the colorbar position right for manual aspect ratios as well
David Bateman <dbateman@free.fr>
parents: 7264
diff changeset
237 %! colorbar("southoutside");
1b954fdaf4ff Try to get the colorbar position right for manual aspect ratios as well
David Bateman <dbateman@free.fr>
parents: 7264
diff changeset
238
1b954fdaf4ff Try to get the colorbar position right for manual aspect ratios as well
David Bateman <dbateman@free.fr>
parents: 7264
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239