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scatter3.m, scatter.m: Update to use new __plt_get_axis_arg__. * scripts/plot/scatter3.m, scripts/plot/scatter.m: Update to use new __plt_get_axis_arg__.
author Pantxo Diribarne <pantxo.diribarne@gmail.com>
date Tue, 23 Jul 2013 18:31:22 +0200
parents 0322e057697f
children eaab03308c0b
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72c96de7a403 maint: update copyright notices for 2012
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1 ## Copyright (C) 2005-2012 John W. Eaton
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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 {Command} {} hold
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21 ## @deftypefnx {Command} {} hold on
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22 ## @deftypefnx {Command} {} hold off
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23 ## @deftypefnx {Command} {} hold all
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24 ## @deftypefnx {Function File} {} hold (@var{hax}, @dots{})
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25 ## Toggle or set the "hold" state of the plotting engine which determines
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26 ## whether new graphic objects are added to the plot or replace the existing
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27 ## objects.
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28 ##
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29 ## @table @code
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30 ## @item hold on
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31 ## Retain plot data and settings so that subsequent plot commands are displayed
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32 ## on a single graph.
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33 ##
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34 ## @item hold all
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35 ## Retain plot line color, line style, data, and settings so that subsequent
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36 ## plot commands are displayed on a single graph with the next line color and
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37 ## style.
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38 ##
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39 ## @item hold off
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40 ## Restore default graphics settings which clear the graph and reset axis
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41 ## properties before each new plot command. (default).
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42 ##
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43 ## @item hold
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44 ## Toggle the current hold state.
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45 ## @end table
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46 ##
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47 ## When given the additional argument @var{hax}, the hold state is modified
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48 ## only for the given axis handle.
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49 ##
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50 ## To query the current hold state use the @code{ishold} function.
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51 ## @seealso{ishold, cla, clf, newplot}
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52 ## @end deftypefn
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53
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54 function hold (varargin)
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55
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56 if (nargin > 0 && isscalar (varargin{1}) && ishandle (varargin{1})
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57 && strcmp (get (varargin{1}, "type"), "axes"))
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58 [hax, varargin, nargs] = __plt_get_axis_arg__ ("hold", varargin{:});
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59 if (isempty (hax))
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60 hax = gca ();
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61 endif
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62 ## FIXME: Should this be ancestor (hax, "parent")?
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63 hfig = get (hax, "parent");
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64 elseif (nargin > 0 && numel (varargin{1}) > 1 && ishandle (varargin{1}))
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65 print_usage ();
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66 else
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67 hax = gca ();
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68 hfig = gcf ();
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69 nargs = numel (varargin);
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70 endif
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71
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72 hold_all = false;
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73 if (nargs == 0)
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74 turn_hold_off = ishold (hax);
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75 elseif (nargs == 1)
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76 state = varargin{1};
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77 if (ischar (state))
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78 if (strcmpi (state, "off"))
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79 turn_hold_off = true;
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80 elseif (strcmpi (state, "all"))
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81 turn_hold_off = false;
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82 hold_all = true;
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83 elseif (strcmpi (state, "on"))
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84 turn_hold_off = false;
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85 else
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86 error ("hold: invalid hold STATE");
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87 endif
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88 endif
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89 else
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90 print_usage ();
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91 endif
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92
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93 if (turn_hold_off)
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94 set (hax, "nextplot", "replace");
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95 else
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96 set (hax, "nextplot", "add");
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97 set (hfig, "nextplot", "add");
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98 endif
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99 set (hax, "__hold_all__", hold_all);
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100
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101 endfunction
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102
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103
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104 %!demo
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105 %! clf;
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106 %! t = linspace (0, 2*pi, 100);
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107 %! plot (t, sin (t));
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108 %! hold on;
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109 %! plot (t, cos (t));
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110 %! title ({'hold on', '2 plots shown on same graph'});
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111 %! hold off;
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112
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113 %!demo
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114 %! clf;
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115 %! t = linspace (0, 2*pi, 100);
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116 %! plot (t, sin (t));
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117 %! hold all;
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118 %! plot (t, cos (t));
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119 %! title ({'hold all', '2 plots shown on same graph with linestyle also preserved'});
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120 %! hold off;
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121
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122 %!demo
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123 %! clf;
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parents: 8920
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124 %! A = rand (100);
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125 %! [X, Y] = find (A > 0.9);
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126 %! imshow (A);
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127 %! hold on;
11949c9795a0 Revamp %!demos in m-files to use Octave coding conventions on spacing, etc.
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128 %! plot (X, Y, 'o');
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129 %! hold off;
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130
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131 %!demo
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132 %! clf;
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133 %! colormap ('default');
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134 %! hold on;
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135 %! imagesc (1 ./ hilb (4));
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136 %! plot (1:4, '-s');
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137 %! hold off;
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Ben Abbott <bpabbott@mac.com>
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138
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139 %!demo
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140 %! clf;
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141 %! colormap ('default');
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142 %! hold on;
11949c9795a0 Revamp %!demos in m-files to use Octave coding conventions on spacing, etc.
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143 %! imagesc (1 ./ hilb (2));
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144 %! imagesc (1 ./ hilb (4));
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145 %! hold off;
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146
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147 %!demo
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148 %! clf;
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Rik <octave@nomad.inbox5.com>
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149 %! colormap ('default');
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150 %! hold on;
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151 %! plot (1:4, '-s');
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152 %! imagesc (1 ./ hilb (4));
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153 %! hold off;
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154
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155 %!demo
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156 %! clf;
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Rik <octave@nomad.inbox5.com>
parents: 14245
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157 %! colormap ('default');
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158 %! t = linspace (-3, 3, 50);
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159 %! [x, y] = meshgrid (t, t);
0307f5e5568c __go_draw_axes__.m: Fix order when pushing group children onto kid list.
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parents: 9316
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160 %! z = peaks (x, y);
0307f5e5568c __go_draw_axes__.m: Fix order when pushing group children onto kid list.
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161 %! contourf (x, y, z, 10);
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162 %! hold on;
14252
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Ben Abbott <bpabbott@mac.com>
parents: 14247
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163 %! plot (x(:), y(:), '^');
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164 %! patch ([-1.0 1.0 1.0 -1.0 -1.0], [-1.0 -1.0 1.0 1.0 -1.0], 'red');
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parents: 9316
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165 %! xlim ([-2.0 2.0]);
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Ben Abbott <bpabbott@mac.com>
parents: 9316
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166 %! ylim ([-2.0 2.0]);
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167 %! colorbar ('SouthOutside');
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168 %! title ('Test script for some plot functions');
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169
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Pantxo Diribarne <pantxo.diribarne@gmail.com>
parents: 14363
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170 ## hold on test
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171 %!test
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172 %! hf = figure ("visible", "off");
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173 %! unwind_protect
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174 %! p = plot ([0 1]);
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175 %! assert (! ishold);
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176 %! hold on;
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177 %! assert (ishold);
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178 %! p1 = fill ([0 1 1], [0 0 1], "black");
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179 %! p2 = fill ([0 1 0], [0 1 1], "red");
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180 %! assert (length (get (hf, "children")), 1);
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Kai Habel <kai.habel@gmx.de>
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181 %! assert (length (get (gca, "children")), 3);
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Kai Habel <kai.habel@gmx.de>
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182 %! unwind_protect_cleanup
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Kai Habel <kai.habel@gmx.de>
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183 %! close (hf);
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Kai Habel <kai.habel@gmx.de>
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184 %! end_unwind_protect
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185
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parents: 14363
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186 ## hold off test
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187 %!test
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parents: 11587
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188 %! hf = figure ("visible", "off");
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Kai Habel <kai.habel@gmx.de>
parents: 11587
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189 %! unwind_protect
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Kai Habel <kai.habel@gmx.de>
parents: 11587
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190 %! p = plot ([0 1]);
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191 %! assert (! ishold);
13204
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Kai Habel <kai.habel@gmx.de>
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192 %! hold on;
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parents: 11587
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193 %! assert (ishold);
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parents: 14359
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194 %! p1 = fill ([0 1 1], [0 0 1], "black");
14237
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195 %! hold off;
13204
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Kai Habel <kai.habel@gmx.de>
parents: 11587
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196 %! p2 = fill ([0 1 0], [0 1 1], "red");
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Kai Habel <kai.habel@gmx.de>
parents: 11587
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197 %! assert (length (get (hf, "children")), 1);
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Kai Habel <kai.habel@gmx.de>
parents: 11587
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198 %! assert (length (get (gca, "children")), 1);
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Kai Habel <kai.habel@gmx.de>
parents: 11587
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199 %! unwind_protect_cleanup
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Kai Habel <kai.habel@gmx.de>
parents: 11587
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200 %! close (hf);
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Kai Habel <kai.habel@gmx.de>
parents: 11587
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201 %! end_unwind_protect
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diff changeset
202