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fplot.m: Fix bug when FN is a constant function (bug #39287) * scripts/plot/fplot.m: Check for constant value function after feval call. Add input validation tests.
author Rik <rik@octave.org>
date Wed, 19 Jun 2013 11:56:06 -0700
parents f3b5cadfd6d5
children 64e7bb01fce2
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
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72c96de7a403 maint: update copyright notices for 2012
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1 ## Copyright (C) 2007-2012 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} {} plotyy (@var{x1}, @var{y1}, @var{x2}, @var{y2})
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21 ## @deftypefnx {Function File} {} plotyy (@dots{}, @var{fun})
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22 ## @deftypefnx {Function File} {} plotyy (@dots{}, @var{fun1}, @var{fun2})
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23 ## @deftypefnx {Function File} {} plotyy (@var{h}, @dots{})
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24 ## @deftypefnx {Function File} {[@var{ax}, @var{h1}, @var{h2}] =} plotyy (@dots{})
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25 ## Plot two sets of data with independent y-axes. The arguments @var{x1} and
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26 ## @var{y1} define the arguments for the first plot and @var{x1} and @var{y2}
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27 ## for the second.
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28 ##
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29 ## By default the arguments are evaluated with
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30 ## @code{feval (@@plot, @var{x}, @var{y})}. However the type of plot can be
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31 ## modified with the @var{fun} argument, in which case the plots are
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32 ## generated by @code{feval (@var{fun}, @var{x}, @var{y})}. @var{fun} can be
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33 ## a function handle, an inline function or a string of a function name.
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34 ##
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35 ## The function to use for each of the plots can be independently defined
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36 ## with @var{fun1} and @var{fun2}.
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37 ##
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38 ## If given, @var{h} defines the principal axis in which to plot the @var{x1}
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39 ## and @var{y1} data. The return value @var{ax} is a two element vector with
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40 ## the axis handles of the two plots. @var{h1} and @var{h2} are handles to
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41 ## the objects generated by the plot commands.
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42 ##
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43 ## @example
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44 ## @group
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45 ## x = 0:0.1:2*pi;
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46 ## y1 = sin (x);
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47 ## y2 = exp (x - 1);
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48 ## ax = plotyy (x, y1, x - 1, y2, @@plot, @@semilogy);
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49 ## xlabel ("X");
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50 ## ylabel (ax(1), "Axis 1");
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51 ## ylabel (ax(2), "Axis 2");
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52 ## @end group
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53 ## @end example
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54 ## @end deftypefn
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55
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56 function [Ax, H1, H2] = plotyy (varargin)
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57
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58 ## Don't use __plt_get_axis_arg__ here as ax is a two vector for plotyy
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59 if (nargin > 1 && length (varargin{1}) == 2 && ishandle (varargin{1}(1))
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60 && ishandle (varargin{1}(2))
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61 && all (floor (varargin{1}) != varargin{1}))
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62 obj1 = get (varargin{1}(1));
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63 obj2 = get (varargin{1}(2));
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64 if (strcmp (obj1.type, "axes") || strcmp (obj2.type, "axes"))
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65 ax = [obj1, obj2];
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66 varargin(1) = [];
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67 if (isempty (varargin))
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68 varargin = {};
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69 endif
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70 else
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71 error ("plotyy: expecting first argument to be axes handle");
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72 endif
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73 oldh = gca ();
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74 else
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75 f = get (0, "currentfigure");
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76 if (isempty (f))
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77 f = figure ();
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78 endif
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79 ca = get (f, "currentaxes");
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80 if (isempty (ca))
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81 ax = [];
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82 elseif (ishandle (ca) && isprop (ca, "__plotyy_axes__"))
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83 ax = get (ca, "__plotyy_axes__");
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84 else
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85 ax = ca;
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86 endif
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87 if (length (ax) > 2)
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88 for i = 3 : length (ax)
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89 delete (ax (i));
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90 endfor
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91 ax = ax(1:2);
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92 elseif (length (ax) == 1)
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93 ax(2) = axes ();
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94 set (ax(2), "nextplot", get (ax(1), "nextplot"));
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95 elseif (isempty (ax))
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96 ax(1) = axes ();
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97 ax(2) = axes ();
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98 ca = ax(2);
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99 endif
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100 if (nargin < 2)
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101 varargin = {};
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102 endif
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103 oldh = ca;
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104 endif
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105
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106 if (nargin < 4)
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107 print_usage ();
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108 endif
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109
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110 unwind_protect
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111 [ax, h1, h2] = __plotyy__ (ax, varargin{:});
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112 unwind_protect_cleanup
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113 ## Only change back to the old axis if we didn't delete it
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114 if (ishandle (oldh) && strcmp (get (oldh, "type"), "axes"))
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115 axes (oldh);
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116 endif
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117 end_unwind_protect
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118
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119 if (nargout > 0)
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120 Ax = ax;
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121 H1 = h1;
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122 H2 = h2;
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123 endif
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124
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125 endfunction
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126
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127 function [ax, h1, h2] = __plotyy__ (ax, x1, y1, x2, y2, varargin)
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128 if (nargin > 5)
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129 fun1 = varargin{1};
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130 else
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131 fun1 = @plot;
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132 endif
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133 if (nargin > 6)
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134 fun2 = varargin{2};
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135 else
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136 fun2 = fun1;
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137 endif
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138
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139 xlim = [min([x1(:); x2(:)]), max([x1(:); x2(:)])];
97d2da8ed746 [project @ 2007-11-26 23:13:40 by dbateman]
dbateman
parents:
diff changeset
140
14868
5d3a684236b0 maint: Use Octave coding conventions for cuddling parentheses in scripts directory
Rik <octave@nomad.inbox5.com>
parents: 14846
diff changeset
141 if (ishandle (ax(1)) && strcmp (get (ax(1), "type"), "axes"))
8237
52f2fba4f3f8 Test that an axis handle actually is one before setting it in plotyy
David Bateman <dbateman@free.fr>
parents: 8208
diff changeset
142 axes (ax(1));
52f2fba4f3f8 Test that an axis handle actually is one before setting it in plotyy
David Bateman <dbateman@free.fr>
parents: 8208
diff changeset
143 else
52f2fba4f3f8 Test that an axis handle actually is one before setting it in plotyy
David Bateman <dbateman@free.fr>
parents: 8208
diff changeset
144 ax(1) = axes ();
52f2fba4f3f8 Test that an axis handle actually is one before setting it in plotyy
David Bateman <dbateman@free.fr>
parents: 8208
diff changeset
145 endif
7665
aead4b9d026b Fix axis handle treatment in plotyy
David Bateman <dbateman@free.fr>
parents: 7314
diff changeset
146 newplot ();
7195
97d2da8ed746 [project @ 2007-11-26 23:13:40 by dbateman]
dbateman
parents:
diff changeset
147 h1 = feval (fun1, x1, y1);
7220
66081694ffb8 [project @ 2007-11-29 23:14:07 by jwe]
jwe
parents: 7216
diff changeset
148
66081694ffb8 [project @ 2007-11-29 23:14:07 by jwe]
jwe
parents: 7216
diff changeset
149 set (ax(1), "ycolor", getcolor (h1(1)));
7195
97d2da8ed746 [project @ 2007-11-26 23:13:40 by dbateman]
dbateman
parents:
diff changeset
150 set (ax(1), "xlim", xlim);
10136
ee18258bc002 Also treat white figure and axes color properties
David Bateman <dbateman@free.fr>
parents: 9353
diff changeset
151 set (ax(1), "color", "none");
7195
97d2da8ed746 [project @ 2007-11-26 23:13:40 by dbateman]
dbateman
parents:
diff changeset
152
97d2da8ed746 [project @ 2007-11-26 23:13:40 by dbateman]
dbateman
parents:
diff changeset
153 cf = gcf ();
97d2da8ed746 [project @ 2007-11-26 23:13:40 by dbateman]
dbateman
parents:
diff changeset
154 set (cf, "nextplot", "add");
8237
52f2fba4f3f8 Test that an axis handle actually is one before setting it in plotyy
David Bateman <dbateman@free.fr>
parents: 8208
diff changeset
155
14868
5d3a684236b0 maint: Use Octave coding conventions for cuddling parentheses in scripts directory
Rik <octave@nomad.inbox5.com>
parents: 14846
diff changeset
156 if (ishandle (ax(2)) && strcmp (get (ax(2), "type"), "axes"))
8237
52f2fba4f3f8 Test that an axis handle actually is one before setting it in plotyy
David Bateman <dbateman@free.fr>
parents: 8208
diff changeset
157 axes (ax(2));
52f2fba4f3f8 Test that an axis handle actually is one before setting it in plotyy
David Bateman <dbateman@free.fr>
parents: 8208
diff changeset
158 else
52f2fba4f3f8 Test that an axis handle actually is one before setting it in plotyy
David Bateman <dbateman@free.fr>
parents: 8208
diff changeset
159 ax(2) = axes ();
15202
f3b5cadfd6d5 fix missing semicolons in various .m files
John W. Eaton <jwe@octave.org>
parents: 14868
diff changeset
160 set (ax(2), "nextplot", get (ax(1), "nextplot"));
8237
52f2fba4f3f8 Test that an axis handle actually is one before setting it in plotyy
David Bateman <dbateman@free.fr>
parents: 8208
diff changeset
161 endif
7665
aead4b9d026b Fix axis handle treatment in plotyy
David Bateman <dbateman@free.fr>
parents: 7314
diff changeset
162 newplot ();
aead4b9d026b Fix axis handle treatment in plotyy
David Bateman <dbateman@free.fr>
parents: 7314
diff changeset
163
7195
97d2da8ed746 [project @ 2007-11-26 23:13:40 by dbateman]
dbateman
parents:
diff changeset
164 colors = get (ax(1), "colororder");
97d2da8ed746 [project @ 2007-11-26 23:13:40 by dbateman]
dbateman
parents:
diff changeset
165 set (ax(2), "colororder", [colors(2:end,:); colors(1,:)]);
97d2da8ed746 [project @ 2007-11-26 23:13:40 by dbateman]
dbateman
parents:
diff changeset
166
12685
5cbf660e649d Restructure subplot positioning and avoid labels overlap (bug #31610)
Konstantinos Poulios <logari81@googlemail.com>
parents: 12575
diff changeset
167 if (strcmp (get (ax(1), "autopos_tag"), "subplot"))
5cbf660e649d Restructure subplot positioning and avoid labels overlap (bug #31610)
Konstantinos Poulios <logari81@googlemail.com>
parents: 12575
diff changeset
168 set (ax(2), "autopos_tag", "subplot");
5cbf660e649d Restructure subplot positioning and avoid labels overlap (bug #31610)
Konstantinos Poulios <logari81@googlemail.com>
parents: 12575
diff changeset
169 else
5cbf660e649d Restructure subplot positioning and avoid labels overlap (bug #31610)
Konstantinos Poulios <logari81@googlemail.com>
parents: 12575
diff changeset
170 set (ax, "activepositionproperty", "position");
5cbf660e649d Restructure subplot positioning and avoid labels overlap (bug #31610)
Konstantinos Poulios <logari81@googlemail.com>
parents: 12575
diff changeset
171 endif
5cbf660e649d Restructure subplot positioning and avoid labels overlap (bug #31610)
Konstantinos Poulios <logari81@googlemail.com>
parents: 12575
diff changeset
172
7195
97d2da8ed746 [project @ 2007-11-26 23:13:40 by dbateman]
dbateman
parents:
diff changeset
173 h2 = feval (fun2, x2, y2);
7206
6e4ceeeb1940 [project @ 2007-11-27 22:40:20 by jwe]
jwe
parents: 7196
diff changeset
174 set (ax(2), "yaxislocation", "right");
7220
66081694ffb8 [project @ 2007-11-29 23:14:07 by jwe]
jwe
parents: 7216
diff changeset
175 set (ax(2), "ycolor", getcolor (h2(1)));
12685
5cbf660e649d Restructure subplot positioning and avoid labels overlap (bug #31610)
Konstantinos Poulios <logari81@googlemail.com>
parents: 12575
diff changeset
176
5cbf660e649d Restructure subplot positioning and avoid labels overlap (bug #31610)
Konstantinos Poulios <logari81@googlemail.com>
parents: 12575
diff changeset
177 if (strcmp (get(ax(1), "activepositionproperty"), "position"))
5cbf660e649d Restructure subplot positioning and avoid labels overlap (bug #31610)
Konstantinos Poulios <logari81@googlemail.com>
parents: 12575
diff changeset
178 set (ax(2), "position", get (ax(1), "position"));
5cbf660e649d Restructure subplot positioning and avoid labels overlap (bug #31610)
Konstantinos Poulios <logari81@googlemail.com>
parents: 12575
diff changeset
179 else
5cbf660e649d Restructure subplot positioning and avoid labels overlap (bug #31610)
Konstantinos Poulios <logari81@googlemail.com>
parents: 12575
diff changeset
180 set (ax(2), "outerposition", get (ax(1), "outerposition"));
5cbf660e649d Restructure subplot positioning and avoid labels overlap (bug #31610)
Konstantinos Poulios <logari81@googlemail.com>
parents: 12575
diff changeset
181 set (ax(2), "looseinset", get (ax(1), "looseinset"));
5cbf660e649d Restructure subplot positioning and avoid labels overlap (bug #31610)
Konstantinos Poulios <logari81@googlemail.com>
parents: 12575
diff changeset
182 endif
5cbf660e649d Restructure subplot positioning and avoid labels overlap (bug #31610)
Konstantinos Poulios <logari81@googlemail.com>
parents: 12575
diff changeset
183
7195
97d2da8ed746 [project @ 2007-11-26 23:13:40 by dbateman]
dbateman
parents:
diff changeset
184 set (ax(2), "xlim", xlim);
7240
3a695b7adf8e [project @ 2007-12-03 20:16:36 by dbateman]
dbateman
parents: 7220
diff changeset
185 set (ax(2), "color", "none");
12128
e916491cbb99 plotyy.m: Set box property to off to allow both y-axes colors to be visible for OpenGL backends.
Ben Abbott <bpabbott@mac.com>
parents: 11589
diff changeset
186 set (ax(2), "box", "off");
8208
f6ca8ff51818 [mq]: graphics-backend
John W. Eaton <jwe@octave.org>
parents: 8102
diff changeset
187
11587
c792872f8942 all script files: untabify and strip trailing whitespace
John W. Eaton <jwe@octave.org>
parents: 11523
diff changeset
188 ## Add invisible text objects that when destroyed,
8208
f6ca8ff51818 [mq]: graphics-backend
John W. Eaton <jwe@octave.org>
parents: 8102
diff changeset
189 ## also remove the other axis
11587
c792872f8942 all script files: untabify and strip trailing whitespace
John W. Eaton <jwe@octave.org>
parents: 11523
diff changeset
190 t1 = text (0, 0, "", "parent", ax(1), "tag", "plotyy",
10549
95c3e38098bf Untabify .m scripts
Rik <code@nomad.inbox5.com>
parents: 10529
diff changeset
191 "handlevisibility", "off", "visible", "off",
95c3e38098bf Untabify .m scripts
Rik <code@nomad.inbox5.com>
parents: 10529
diff changeset
192 "xliminclude", "off", "yliminclude", "off");
11587
c792872f8942 all script files: untabify and strip trailing whitespace
John W. Eaton <jwe@octave.org>
parents: 11523
diff changeset
193 t2 = text (0, 0, "", "parent", ax(2), "tag", "plotyy",
10549
95c3e38098bf Untabify .m scripts
Rik <code@nomad.inbox5.com>
parents: 10529
diff changeset
194 "handlevisibility", "off", "visible", "off",
95c3e38098bf Untabify .m scripts
Rik <code@nomad.inbox5.com>
parents: 10529
diff changeset
195 "xliminclude", "off", "yliminclude", "off");
8208
f6ca8ff51818 [mq]: graphics-backend
John W. Eaton <jwe@octave.org>
parents: 8102
diff changeset
196
f6ca8ff51818 [mq]: graphics-backend
John W. Eaton <jwe@octave.org>
parents: 8102
diff changeset
197 set (t1, "deletefcn", {@deleteplotyy, ax(2), t2});
f6ca8ff51818 [mq]: graphics-backend
John W. Eaton <jwe@octave.org>
parents: 8102
diff changeset
198 set (t2, "deletefcn", {@deleteplotyy, ax(1), t1});
f6ca8ff51818 [mq]: graphics-backend
John W. Eaton <jwe@octave.org>
parents: 8102
diff changeset
199
f6ca8ff51818 [mq]: graphics-backend
John W. Eaton <jwe@octave.org>
parents: 8102
diff changeset
200 addlistener (ax(1), "position", {@update_position, ax(2)});
f6ca8ff51818 [mq]: graphics-backend
John W. Eaton <jwe@octave.org>
parents: 8102
diff changeset
201 addlistener (ax(2), "position", {@update_position, ax(1)});
12685
5cbf660e649d Restructure subplot positioning and avoid labels overlap (bug #31610)
Konstantinos Poulios <logari81@googlemail.com>
parents: 12575
diff changeset
202 addlistener (ax(1), "outerposition", {@update_position, ax(2)});
5cbf660e649d Restructure subplot positioning and avoid labels overlap (bug #31610)
Konstantinos Poulios <logari81@googlemail.com>
parents: 12575
diff changeset
203 addlistener (ax(2), "outerposition", {@update_position, ax(1)});
5cbf660e649d Restructure subplot positioning and avoid labels overlap (bug #31610)
Konstantinos Poulios <logari81@googlemail.com>
parents: 12575
diff changeset
204 addlistener (ax(1), "looseinset", {@update_position, ax(2)});
5cbf660e649d Restructure subplot positioning and avoid labels overlap (bug #31610)
Konstantinos Poulios <logari81@googlemail.com>
parents: 12575
diff changeset
205 addlistener (ax(2), "looseinset", {@update_position, ax(1)});
8208
f6ca8ff51818 [mq]: graphics-backend
John W. Eaton <jwe@octave.org>
parents: 8102
diff changeset
206 addlistener (ax(1), "view", {@update_position, ax(2)});
f6ca8ff51818 [mq]: graphics-backend
John W. Eaton <jwe@octave.org>
parents: 8102
diff changeset
207 addlistener (ax(2), "view", {@update_position, ax(1)});
10226
2884758e265b Replace dataaspectratio props with plotboxaspectratio props.
Ben Abbott <bpabbott@mac.com>
parents: 10136
diff changeset
208 addlistener (ax(1), "plotboxaspectratio", {@update_position, ax(2)});
2884758e265b Replace dataaspectratio props with plotboxaspectratio props.
Ben Abbott <bpabbott@mac.com>
parents: 10136
diff changeset
209 addlistener (ax(2), "plotboxaspectratio", {@update_position, ax(1)});
10529
7147078550fe plotyy.m: Add listener for dataaspectratiomode.
Ben Abbott <bpabbott@mac.com>
parents: 10226
diff changeset
210 addlistener (ax(1), "plotboxaspectratiomode", {@update_position, ax(2)});
7147078550fe plotyy.m: Add listener for dataaspectratiomode.
Ben Abbott <bpabbott@mac.com>
parents: 10226
diff changeset
211 addlistener (ax(2), "plotboxaspectratiomode", {@update_position, ax(1)});
14780
1d83d1539b2b Fix plotyy to function as expected with "hold on" (Bug # 36508)
Ben Abbott <bpabbott@mac.com>
parents: 14363
diff changeset
212 addlistener (ax(1), "nextplot", {@update_nextplot, ax(2)});
1d83d1539b2b Fix plotyy to function as expected with "hold on" (Bug # 36508)
Ben Abbott <bpabbott@mac.com>
parents: 14363
diff changeset
213 addlistener (ax(2), "nextplot", {@update_nextplot, ax(1)});
8208
f6ca8ff51818 [mq]: graphics-backend
John W. Eaton <jwe@octave.org>
parents: 8102
diff changeset
214
9349
93664cbb732c plotyy.m: Fix compatibility with subplot.
Ben Abbott <bpabbott@mac.com>
parents: 9346
diff changeset
215 ## Store the axes handles for the sister axes.
13216
434e227b100b Improvements to plotyy.
Ben Abbott <bpabbott@mac.com>
parents: 13130
diff changeset
216 if (ishandle (ax(1)) && ! isprop (ax(1), "__plotyy_axes__"))
10950
c9786e03670c Don't create __plotyy_axes__ properties in plotyy if they exist (Bug #30977)
David Bateman <dbateman@free.fr>
parents: 10949
diff changeset
217 addproperty ("__plotyy_axes__", ax(1), "data", ax);
13216
434e227b100b Improvements to plotyy.
Ben Abbott <bpabbott@mac.com>
parents: 13130
diff changeset
218 elseif (ishandle (ax(1)))
10950
c9786e03670c Don't create __plotyy_axes__ properties in plotyy if they exist (Bug #30977)
David Bateman <dbateman@free.fr>
parents: 10949
diff changeset
219 set (ax(1), "__plotyy_axes__", ax);
13216
434e227b100b Improvements to plotyy.
Ben Abbott <bpabbott@mac.com>
parents: 13130
diff changeset
220 else
15202
f3b5cadfd6d5 fix missing semicolons in various .m files
John W. Eaton <jwe@octave.org>
parents: 14868
diff changeset
221 error ("plotyy.m: This shouldn't happen. File a bug report.");
13216
434e227b100b Improvements to plotyy.
Ben Abbott <bpabbott@mac.com>
parents: 13130
diff changeset
222 endif
434e227b100b Improvements to plotyy.
Ben Abbott <bpabbott@mac.com>
parents: 13130
diff changeset
223 if (ishandle (ax(2)) && ! isprop (ax(2), "__plotyy_axes__"))
10950
c9786e03670c Don't create __plotyy_axes__ properties in plotyy if they exist (Bug #30977)
David Bateman <dbateman@free.fr>
parents: 10949
diff changeset
224 addproperty ("__plotyy_axes__", ax(2), "data", ax);
13216
434e227b100b Improvements to plotyy.
Ben Abbott <bpabbott@mac.com>
parents: 13130
diff changeset
225 elseif (ishandle (ax(2)))
10950
c9786e03670c Don't create __plotyy_axes__ properties in plotyy if they exist (Bug #30977)
David Bateman <dbateman@free.fr>
parents: 10949
diff changeset
226 set (ax(2), "__plotyy_axes__", ax);
13216
434e227b100b Improvements to plotyy.
Ben Abbott <bpabbott@mac.com>
parents: 13130
diff changeset
227 else
15202
f3b5cadfd6d5 fix missing semicolons in various .m files
John W. Eaton <jwe@octave.org>
parents: 14868
diff changeset
228 error ("plotyy.m: This shouldn't happen. File a bug report.");
13216
434e227b100b Improvements to plotyy.
Ben Abbott <bpabbott@mac.com>
parents: 13130
diff changeset
229 endif
8208
f6ca8ff51818 [mq]: graphics-backend
John W. Eaton <jwe@octave.org>
parents: 8102
diff changeset
230 endfunction
f6ca8ff51818 [mq]: graphics-backend
John W. Eaton <jwe@octave.org>
parents: 8102
diff changeset
231
14237
11949c9795a0 Revamp %!demos in m-files to use Octave coding conventions on spacing, etc.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
232
8208
f6ca8ff51818 [mq]: graphics-backend
John W. Eaton <jwe@octave.org>
parents: 8102
diff changeset
233 %!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
234 %! clf;
11587
c792872f8942 all script files: untabify and strip trailing whitespace
John W. Eaton <jwe@octave.org>
parents: 11523
diff changeset
235 %! x = 0:0.1:2*pi;
8208
f6ca8ff51818 [mq]: graphics-backend
John W. Eaton <jwe@octave.org>
parents: 8102
diff changeset
236 %! y1 = sin (x);
f6ca8ff51818 [mq]: graphics-backend
John W. Eaton <jwe@octave.org>
parents: 8102
diff changeset
237 %! y2 = exp (x - 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
238 %! ax = plotyy (x,y1, x-1,y2, @plot, @semilogy);
14245
4506eade9f04 Use Matlab coding conventions for demos in plot/ directory.
Rik <octave@nomad.inbox5.com>
parents: 14237
diff changeset
239 %! xlabel ('X');
4506eade9f04 Use Matlab coding conventions for demos in plot/ directory.
Rik <octave@nomad.inbox5.com>
parents: 14237
diff changeset
240 %! ylabel (ax(1), 'Axis 1');
4506eade9f04 Use Matlab coding conventions for demos in plot/ directory.
Rik <octave@nomad.inbox5.com>
parents: 14237
diff changeset
241 %! ylabel (ax(2), 'Axis 2');
14237
11949c9795a0 Revamp %!demos in m-files to use Octave coding conventions on spacing, etc.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
242 %! axes (ax(1));
14245
4506eade9f04 Use Matlab coding conventions for demos in plot/ directory.
Rik <octave@nomad.inbox5.com>
parents: 14237
diff changeset
243 %! text (0.5, 0.5, 'Left Axis', ...
4506eade9f04 Use Matlab coding conventions for demos in plot/ directory.
Rik <octave@nomad.inbox5.com>
parents: 14237
diff changeset
244 %! 'color', [0 0 1], 'horizontalalignment', 'center');
14237
11949c9795a0 Revamp %!demos in m-files to use Octave coding conventions on spacing, etc.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
245 %! axes (ax(2));
14245
4506eade9f04 Use Matlab coding conventions for demos in plot/ directory.
Rik <octave@nomad.inbox5.com>
parents: 14237
diff changeset
246 %! text (4.5, 80, 'Right Axis', ...
4506eade9f04 Use Matlab coding conventions for demos in plot/ directory.
Rik <octave@nomad.inbox5.com>
parents: 14237
diff changeset
247 %! 'color', [0 0.5 0], 'horizontalalignment', 'center');
8208
f6ca8ff51818 [mq]: graphics-backend
John W. Eaton <jwe@octave.org>
parents: 8102
diff changeset
248
9349
93664cbb732c plotyy.m: Fix compatibility with subplot.
Ben Abbott <bpabbott@mac.com>
parents: 9346
diff changeset
249 %!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
250 %! clf;
14247
c4fa5e0b6193 test: Make surface demos reproducible by setting colormap to default at start of demo.
Rik <octave@nomad.inbox5.com>
parents: 14245
diff changeset
251 %! colormap ('default');
9349
93664cbb732c plotyy.m: Fix compatibility with subplot.
Ben Abbott <bpabbott@mac.com>
parents: 9346
diff changeset
252 %! x = linspace (-1, 1, 201);
14237
11949c9795a0 Revamp %!demos in m-files to use Octave coding conventions on spacing, etc.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
253 %! subplot (2,2,1);
11949c9795a0 Revamp %!demos in m-files to use Octave coding conventions on spacing, etc.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
254 %! plotyy (x,sin(pi*x), x,10*cos(pi*x));
11949c9795a0 Revamp %!demos in m-files to use Octave coding conventions on spacing, etc.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
255 %! subplot (2,2,2);
11949c9795a0 Revamp %!demos in m-files to use Octave coding conventions on spacing, etc.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
256 %! surf (peaks (25));
11949c9795a0 Revamp %!demos in m-files to use Octave coding conventions on spacing, etc.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
257 %! subplot (2,2,3);
11949c9795a0 Revamp %!demos in m-files to use Octave coding conventions on spacing, etc.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
258 %! contour (peaks (25));
11949c9795a0 Revamp %!demos in m-files to use Octave coding conventions on spacing, etc.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
259 %! subplot (2,2,4);
11949c9795a0 Revamp %!demos in m-files to use Octave coding conventions on spacing, etc.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
260 %! plotyy (x,10*sin(2*pi*x), x,cos(2*pi*x));
11949c9795a0 Revamp %!demos in m-files to use Octave coding conventions on spacing, etc.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
261 %! axis square;
9349
93664cbb732c plotyy.m: Fix compatibility with subplot.
Ben Abbott <bpabbott@mac.com>
parents: 9346
diff changeset
262
13033
d0dccc6dd4e7 plotyy.m: Always restore current axes when done.
Ben Abbott <bpabbott@mac.com>
parents: 12575
diff changeset
263 %!demo
14237
11949c9795a0 Revamp %!demos in m-files to use Octave coding conventions on spacing, etc.
Rik <octave@nomad.inbox5.com>
parents: 14138
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264 %! clf;
13033
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265 %! x = linspace (-1, 1, 201);
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266 %! hax = plotyy (x, sin (pi*x), x, cos (pi*x));
14780
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267 %! ylabel (hax(1), 'Blue on the Left');
14245
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268 %! ylabel (hax(2), 'Green on the Right');
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269 %! xlabel ('xlabel');
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270
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271 %!demo
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272 %! clf
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273 %! hold on
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274 %! t = (0:0.1:9);
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275 %! x = sin (t);
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276 %! y = 5 * cos (t);
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diff changeset
277 %! [hax, h1, h2] = plotyy (t, x, t, y);
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diff changeset
278 %! [~, h3, h4] = plotyy (t+1, x, t+1, y);
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279 %! set ([h3, h4], "linestyle", "--")
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280 %! xlabel (hax(1), 'xlabel')
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diff changeset
281 %! title (hax(2), 'title')
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diff changeset
282 %! ylabel (hax(1), 'Left axis is Blue')
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parents: 14363
diff changeset
283 %! ylabel (hax(2), 'Right axis is Green')
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diff changeset
284
8208
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diff changeset
285 function deleteplotyy (h, d, ax2, t2)
11149
fe3c3dfc07eb style fix: break lines before && and ||, not after
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parents: 10950
diff changeset
286 if (ishandle (ax2) && strcmp (get (ax2, "type"), "axes")
14846
460a3c6d8bf1 maint: Use Octave coding convention for cuddled parenthis in function calls with empty argument lists.
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diff changeset
287 && (isempty (gcbf ()) || strcmp (get (gcbf (), "beingdeleted"),"off"))
11149
fe3c3dfc07eb style fix: break lines before && and ||, not after
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parents: 10950
diff changeset
288 && strcmp (get (ax2, "beingdeleted"), "off"))
8208
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diff changeset
289 set (t2, "deletefcn", []);
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290 delete (ax2);
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diff changeset
291 endif
f6ca8ff51818 [mq]: graphics-backend
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292 endfunction
f6ca8ff51818 [mq]: graphics-backend
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parents: 8102
diff changeset
293
14780
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diff changeset
294 function update_nextplot (h, d, ax2)
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295 persistent recursion = false;
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diff changeset
296 prop = "nextplot";
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diff changeset
297 if (! recursion)
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diff changeset
298 unwind_protect
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diff changeset
299 recursion = true;
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diff changeset
300 set (ax2, prop, get (h, prop));
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diff changeset
301 unwind_protect_cleanup
1d83d1539b2b Fix plotyy to function as expected with "hold on" (Bug # 36508)
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parents: 14363
diff changeset
302 recursion = false;
1d83d1539b2b Fix plotyy to function as expected with "hold on" (Bug # 36508)
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parents: 14363
diff changeset
303 end_unwind_protect
1d83d1539b2b Fix plotyy to function as expected with "hold on" (Bug # 36508)
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parents: 14363
diff changeset
304 endif
1d83d1539b2b Fix plotyy to function as expected with "hold on" (Bug # 36508)
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diff changeset
305 endfunction
1d83d1539b2b Fix plotyy to function as expected with "hold on" (Bug # 36508)
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parents: 14363
diff changeset
306
8208
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diff changeset
307 function update_position (h, d, ax2)
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diff changeset
308 persistent recursion = false;
f6ca8ff51818 [mq]: graphics-backend
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parents: 8102
diff changeset
309
f6ca8ff51818 [mq]: graphics-backend
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diff changeset
310 ## Don't allow recursion
f6ca8ff51818 [mq]: graphics-backend
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diff changeset
311 if (! recursion)
f6ca8ff51818 [mq]: graphics-backend
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diff changeset
312 unwind_protect
f6ca8ff51818 [mq]: graphics-backend
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diff changeset
313 recursion = true;
f6ca8ff51818 [mq]: graphics-backend
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diff changeset
314 view = get (h, "view");
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diff changeset
315 oldview = get (ax2, "view");
12685
5cbf660e649d Restructure subplot positioning and avoid labels overlap (bug #31610)
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diff changeset
316 plotboxaspectratio = get (h, "plotboxaspectratio");
10226
2884758e265b Replace dataaspectratio props with plotboxaspectratio props.
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parents: 10136
diff changeset
317 oldplotboxaspectratio = get (ax2, "plotboxaspectratio");
12685
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diff changeset
318 plotboxaspectratiomode = get (h, "plotboxaspectratiomode");
10226
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parents: 10136
diff changeset
319 oldplotboxaspectratiomode = get (ax2, "plotboxaspectratiomode");
12685
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diff changeset
320
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diff changeset
321 if (strcmp (get(h, "activepositionproperty"), "position"))
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diff changeset
322 position = get (h, "position");
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parents: 12575
diff changeset
323 oldposition = get (ax2, "position");
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parents: 12575
diff changeset
324 if (! (isequal (position, oldposition) && isequal (view, oldview)))
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parents: 12575
diff changeset
325 set (ax2, "position", position, "view", view);
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diff changeset
326 endif
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Konstantinos Poulios <logari81@googlemail.com>
parents: 12575
diff changeset
327 else
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diff changeset
328 outerposition = get (h, "outerposition");
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parents: 12575
diff changeset
329 oldouterposition = get (ax2, "outerposition");
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parents: 12575
diff changeset
330 if (! (isequal (outerposition, oldouterposition) && isequal (view, oldview)))
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parents: 12575
diff changeset
331 set (ax2, "outerposition", outerposition, "view", view);
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Konstantinos Poulios <logari81@googlemail.com>
parents: 12575
diff changeset
332 endif
9353
335dc62068a8 plotyy.m: Consider dataaspectratiomode before changing dataaspectratio.
Ben Abbott <bpabbott@mac.com>
parents: 9349
diff changeset
333 endif
12685
5cbf660e649d Restructure subplot positioning and avoid labels overlap (bug #31610)
Konstantinos Poulios <logari81@googlemail.com>
parents: 12575
diff changeset
334
11587
c792872f8942 all script files: untabify and strip trailing whitespace
John W. Eaton <jwe@octave.org>
parents: 11523
diff changeset
335 if (! (isequal (plotboxaspectratio, oldplotboxaspectratio)
10549
95c3e38098bf Untabify .m scripts
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parents: 10529
diff changeset
336 && isequal (plotboxaspectratiomode, oldplotboxaspectratiomode)))
95c3e38098bf Untabify .m scripts
Rik <code@nomad.inbox5.com>
parents: 10529
diff changeset
337 set (ax2, "plotboxaspectratio", plotboxaspectratio);
95c3e38098bf Untabify .m scripts
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parents: 10529
diff changeset
338 set (ax2, "plotboxaspectratiomode", plotboxaspectratiomode);
8208
f6ca8ff51818 [mq]: graphics-backend
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diff changeset
339 endif
f6ca8ff51818 [mq]: graphics-backend
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parents: 8102
diff changeset
340 unwind_protect_cleanup
f6ca8ff51818 [mq]: graphics-backend
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parents: 8102
diff changeset
341 recursion = false;
f6ca8ff51818 [mq]: graphics-backend
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diff changeset
342 end_unwind_protect
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diff changeset
343 endif
7195
97d2da8ed746 [project @ 2007-11-26 23:13:40 by dbateman]
dbateman
parents:
diff changeset
344 endfunction
7220
66081694ffb8 [project @ 2007-11-29 23:14:07 by jwe]
jwe
parents: 7216
diff changeset
345
66081694ffb8 [project @ 2007-11-29 23:14:07 by jwe]
jwe
parents: 7216
diff changeset
346 function color = getcolor (ax)
66081694ffb8 [project @ 2007-11-29 23:14:07 by jwe]
jwe
parents: 7216
diff changeset
347 obj = get (ax);
66081694ffb8 [project @ 2007-11-29 23:14:07 by jwe]
jwe
parents: 7216
diff changeset
348 if (isfield (obj, "color"))
66081694ffb8 [project @ 2007-11-29 23:14:07 by jwe]
jwe
parents: 7216
diff changeset
349 color = obj.color;
66081694ffb8 [project @ 2007-11-29 23:14:07 by jwe]
jwe
parents: 7216
diff changeset
350 elseif (isfield (obj, "facecolor") && ! ischar (obj.facecolor))
66081694ffb8 [project @ 2007-11-29 23:14:07 by jwe]
jwe
parents: 7216
diff changeset
351 color = obj.facecolor;
66081694ffb8 [project @ 2007-11-29 23:14:07 by jwe]
jwe
parents: 7216
diff changeset
352 elseif (isfield (obj, "edgecolor") && ! ischar (obj.edgecolor))
66081694ffb8 [project @ 2007-11-29 23:14:07 by jwe]
jwe
parents: 7216
diff changeset
353 color = obj.edgecolor;
66081694ffb8 [project @ 2007-11-29 23:14:07 by jwe]
jwe
parents: 7216
diff changeset
354 else
66081694ffb8 [project @ 2007-11-29 23:14:07 by jwe]
jwe
parents: 7216
diff changeset
355 color = [0, 0, 0];
66081694ffb8 [project @ 2007-11-29 23:14:07 by jwe]
jwe
parents: 7216
diff changeset
356 endif
66081694ffb8 [project @ 2007-11-29 23:14:07 by jwe]
jwe
parents: 7216
diff changeset
357 endfunction
7245
d65670971cbc [project @ 2007-12-04 03:03:54 by jwe]
jwe
parents: 7240
diff changeset
358