Mercurial > hg > octave-nkf

annotate scripts/plot/clabel.m @ 17281:bc924baa2c4e

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
doc: Add new @qcode macro for code samples which are quoted. Macro handles options ("on") or properties ("position") more elegantly than @code{"text"}. * doc/interpreter/macros.texi: Add new @qcode macro. * doc/interpreter/tips.txi: Add documentation about @qcode macro. * doc/interpreter/basics.txi, doc/interpreter/container.txi, doc/interpreter/emacs.txi, doc/interpreter/errors.txi, doc/interpreter/eval.txi, doc/interpreter/expr.txi, doc/interpreter/external.txi, doc/interpreter/func.txi, doc/interpreter/grammar.txi, doc/interpreter/image.txi, doc/interpreter/install.txi, doc/interpreter/interp.txi, doc/interpreter/io.txi, doc/interpreter/matrix.txi, doc/interpreter/numbers.txi, doc/interpreter/oop.txi, doc/interpreter/package.txi, doc/interpreter/plot.txi, doc/interpreter/quad.txi, doc/interpreter/sparse.txi, doc/interpreter/strings.txi, doc/interpreter/system.txi, doc/interpreter/vectorize.txi, libinterp/corefcn/balance.cc, libinterp/corefcn/bitfcns.cc, libinterp/corefcn/cellfun.cc, libinterp/corefcn/conv2.cc, libinterp/corefcn/data.cc, libinterp/corefcn/debug.cc, libinterp/corefcn/defaults.cc, libinterp/corefcn/dirfns.cc, libinterp/corefcn/dlmread.cc, libinterp/corefcn/error.cc, libinterp/corefcn/file-io.cc, libinterp/corefcn/find.cc, libinterp/corefcn/gammainc.cc, libinterp/corefcn/graphics.cc, libinterp/corefcn/help.cc, libinterp/corefcn/hex2num.cc, libinterp/corefcn/input.cc, libinterp/corefcn/load-path.cc, libinterp/corefcn/load-save.cc, libinterp/corefcn/ls-oct-ascii.cc, libinterp/corefcn/lu.cc, libinterp/corefcn/luinc.cc, libinterp/corefcn/matrix_type.cc, libinterp/corefcn/oct-hist.cc, libinterp/corefcn/pager.cc, libinterp/corefcn/pr-output.cc, libinterp/corefcn/pt-jit.cc, libinterp/corefcn/qz.cc, libinterp/corefcn/rand.cc, libinterp/corefcn/regexp.cc, libinterp/corefcn/schur.cc, libinterp/corefcn/sighandlers.cc, libinterp/corefcn/sparse.cc, libinterp/corefcn/spparms.cc, libinterp/corefcn/str2double.cc, libinterp/corefcn/svd.cc, libinterp/corefcn/symtab.cc, libinterp/corefcn/syscalls.cc, libinterp/corefcn/toplev.cc, libinterp/corefcn/tril.cc, libinterp/corefcn/typecast.cc, libinterp/corefcn/utils.cc, libinterp/corefcn/variables.cc, libinterp/dldfcn/__init_fltk__.cc, libinterp/dldfcn/chol.cc, libinterp/dldfcn/colamd.cc, libinterp/dldfcn/fftw.cc, libinterp/dldfcn/qr.cc, libinterp/dldfcn/symbfact.cc, libinterp/octave-value/ov-base.cc, libinterp/octave-value/ov-fcn-handle.cc, libinterp/octave-value/ov-fcn-inline.cc, libinterp/octave-value/ov-java.cc, libinterp/octave-value/ov-range.cc, libinterp/octave-value/ov-struct.cc, libinterp/octave-value/ov-usr-fcn.cc, libinterp/parse-tree/oct-parse.in.yy, libinterp/parse-tree/pt-binop.cc, libinterp/parse-tree/pt-eval.cc, libinterp/parse-tree/pt-mat.cc, scripts/@ftp/ftp.m, scripts/deprecated/java_convert_matrix.m, scripts/deprecated/java_debug.m, scripts/deprecated/java_unsigned_conversion.m, scripts/deprecated/shell_cmd.m, scripts/general/dblquad.m, scripts/general/display.m, scripts/general/genvarname.m, scripts/general/idivide.m, scripts/general/interp1.m, scripts/general/interp2.m, scripts/general/interp3.m, scripts/general/interpn.m, scripts/general/isa.m, scripts/general/profexplore.m, scripts/general/profile.m, scripts/general/quadgk.m, scripts/general/randi.m, scripts/general/structfun.m, scripts/general/subsindex.m, scripts/general/triplequad.m, scripts/geometry/griddata.m, scripts/geometry/griddata3.m, scripts/geometry/griddatan.m, scripts/geometry/voronoi.m, scripts/help/help.m, scripts/help/lookfor.m, scripts/image/cmpermute.m, scripts/image/colormap.m, scripts/image/image.m, scripts/image/imagesc.m, scripts/image/imfinfo.m, scripts/image/imformats.m, scripts/image/imread.m, scripts/image/imshow.m, scripts/image/imwrite.m, scripts/image/ind2gray.m, scripts/image/lines.m, scripts/image/rgb2ind.m, scripts/image/spinmap.m, scripts/io/dlmwrite.m, scripts/io/strread.m, scripts/io/textread.m, scripts/io/textscan.m, scripts/java/javaclasspath.m, scripts/java/usejava.m, scripts/miscellaneous/bzip2.m, scripts/miscellaneous/computer.m, scripts/miscellaneous/copyfile.m, scripts/miscellaneous/debug.m, scripts/miscellaneous/dos.m, scripts/miscellaneous/edit.m, scripts/miscellaneous/gzip.m, scripts/miscellaneous/license.m, scripts/miscellaneous/mkoctfile.m, scripts/miscellaneous/movefile.m, scripts/miscellaneous/parseparams.m, scripts/miscellaneous/unix.m, scripts/optimization/fminbnd.m, scripts/optimization/fminsearch.m, scripts/optimization/fminunc.m, scripts/optimization/fsolve.m, scripts/optimization/fzero.m, scripts/optimization/glpk.m, scripts/optimization/lsqnonneg.m, scripts/optimization/optimset.m, scripts/optimization/pqpnonneg.m, scripts/pkg/pkg.m, scripts/plot/allchild.m, scripts/plot/ancestor.m, scripts/plot/area.m, scripts/plot/axis.m, scripts/plot/bar.m, scripts/plot/barh.m, scripts/plot/box.m, scripts/plot/caxis.m, scripts/plot/cla.m, scripts/plot/clabel.m, scripts/plot/clf.m, scripts/plot/close.m, scripts/plot/colorbar.m, scripts/plot/daspect.m, scripts/plot/ezmesh.m, scripts/plot/ezmeshc.m, scripts/plot/ezsurf.m, scripts/plot/ezsurfc.m, scripts/plot/findall.m, scripts/plot/findobj.m, scripts/plot/gcbo.m, scripts/plot/gcf.m, scripts/plot/gco.m, scripts/plot/grid.m, scripts/plot/guihandles.m, scripts/plot/hdl2struct.m, scripts/plot/hidden.m, scripts/plot/hold.m, scripts/plot/isonormals.m, scripts/plot/isosurface.m, scripts/plot/legend.m, scripts/plot/mesh.m, scripts/plot/meshc.m, scripts/plot/meshz.m, scripts/plot/newplot.m, scripts/plot/orient.m, scripts/plot/pareto.m, scripts/plot/patch.m, scripts/plot/pbaspect.m, scripts/plot/pcolor.m, scripts/plot/plot.m, scripts/plot/print.m, scripts/plot/private/__add_default_menu__.m, scripts/plot/quiver.m, scripts/plot/quiver3.m, scripts/plot/refreshdata.m, scripts/plot/saveas.m, scripts/plot/scatter.m, scripts/plot/scatter3.m, scripts/plot/shading.m, scripts/plot/shrinkfaces.m, scripts/plot/slice.m, scripts/plot/stem.m, scripts/plot/stem3.m, scripts/plot/struct2hdl.m, scripts/plot/subplot.m, scripts/plot/surf.m, scripts/plot/surfc.m, scripts/plot/surfl.m, scripts/plot/tetramesh.m, scripts/plot/uigetfile.m, scripts/plot/uimenu.m, scripts/plot/uiputfile.m, scripts/plot/waterfall.m, scripts/plot/whitebg.m, scripts/plot/xlim.m, scripts/plot/ylim.m, scripts/plot/zlim.m, scripts/polynomial/conv.m, scripts/polynomial/polyout.m, scripts/polynomial/splinefit.m, scripts/set/ismember.m, scripts/set/powerset.m, scripts/set/setdiff.m, scripts/set/union.m, scripts/set/unique.m, scripts/signal/detrend.m, scripts/signal/filter2.m, scripts/signal/freqz.m, scripts/signal/periodogram.m, scripts/signal/spectral_adf.m, scripts/signal/spectral_xdf.m, scripts/sparse/eigs.m, scripts/sparse/svds.m, scripts/specfun/legendre.m, scripts/special-matrix/gallery.m, scripts/statistics/base/mean.m, scripts/statistics/base/moment.m, scripts/statistics/tests/cor_test.m, scripts/statistics/tests/kolmogorov_smirnov_test.m, scripts/statistics/tests/kolmogorov_smirnov_test_2.m, scripts/statistics/tests/kruskal_wallis_test.m, scripts/statistics/tests/prop_test_2.m, scripts/statistics/tests/sign_test.m, scripts/statistics/tests/t_test.m, scripts/statistics/tests/t_test_2.m, scripts/statistics/tests/t_test_regression.m, scripts/statistics/tests/u_test.m, scripts/statistics/tests/var_test.m, scripts/statistics/tests/welch_test.m, scripts/statistics/tests/wilcoxon_test.m, scripts/statistics/tests/z_test.m, scripts/statistics/tests/z_test_2.m, scripts/strings/base2dec.m, scripts/strings/index.m, scripts/strings/isstrprop.m, scripts/strings/mat2str.m, scripts/strings/regexptranslate.m, scripts/strings/rindex.m, scripts/strings/str2num.m, scripts/strings/strcat.m, scripts/strings/strjust.m, scripts/strings/strmatch.m, scripts/strings/validatestring.m, scripts/testfun/demo.m, scripts/testfun/example.m, scripts/testfun/test.m, scripts/time/addtodate.m, scripts/time/asctime.m, scripts/time/datestr.m, scripts/time/datetick.m, scripts/time/weekday.m, scripts/ui/errordlg.m, scripts/ui/helpdlg.m, scripts/ui/inputdlg.m, scripts/ui/listdlg.m, scripts/ui/msgbox.m, scripts/ui/questdlg.m, scripts/ui/warndlg.m: Use new @qcode macro.
author Rik <rik@octave.org>
date Mon, 19 Aug 2013 20:46:38 -0700
parents df4c4b7708a4
children 576cf0589c6d
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
14138
72c96de7a403 maint: update copyright notices for 2012
John W. Eaton <jwe@octave.org>
parents: 14001
diff changeset
1 ## Copyright (C) 2008-2012 David Bateman
8289
ac7f334d9652 Add contour group objects and the clabel function
David Bateman <dbateman@free.fr>
parents:
diff changeset
2 ##
ac7f334d9652 Add contour group objects and the clabel function
David Bateman <dbateman@free.fr>
parents:
diff changeset
3 ## This file is part of Octave.
ac7f334d9652 Add contour group objects and the clabel function
David Bateman <dbateman@free.fr>
parents:
diff changeset
4 ##
ac7f334d9652 Add contour group objects and the clabel function
David Bateman <dbateman@free.fr>
parents:
diff changeset
5 ## Octave is free software; you can redistribute it and/or modify it
ac7f334d9652 Add contour group objects and the clabel function
David Bateman <dbateman@free.fr>
parents:
diff changeset
6 ## under the terms of the GNU General Public License as published by
ac7f334d9652 Add contour group objects and the clabel function
David Bateman <dbateman@free.fr>
parents:
diff changeset
7 ## the Free Software Foundation; either version 3 of the License, or (at
ac7f334d9652 Add contour group objects and the clabel function
David Bateman <dbateman@free.fr>
parents:
diff changeset
8 ## your option) any later version.
ac7f334d9652 Add contour group objects and the clabel function
David Bateman <dbateman@free.fr>
parents:
diff changeset
9 ##
ac7f334d9652 Add contour group objects and the clabel function
David Bateman <dbateman@free.fr>
parents:
diff changeset
10 ## Octave is distributed in the hope that it will be useful, but
ac7f334d9652 Add contour group objects and the clabel function
David Bateman <dbateman@free.fr>
parents:
diff changeset
11 ## WITHOUT ANY WARRANTY; without even the implied warranty of
ac7f334d9652 Add contour group objects and the clabel function
David Bateman <dbateman@free.fr>
parents:
diff changeset
12 ## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
ac7f334d9652 Add contour group objects and the clabel function
David Bateman <dbateman@free.fr>
parents:
diff changeset
13 ## General Public License for more details.
ac7f334d9652 Add contour group objects and the clabel function
David Bateman <dbateman@free.fr>
parents:
diff changeset
14 ##
ac7f334d9652 Add contour group objects and the clabel function
David Bateman <dbateman@free.fr>
parents:
diff changeset
15 ## You should have received a copy of the GNU General Public License
ac7f334d9652 Add contour group objects and the clabel function
David Bateman <dbateman@free.fr>
parents:
diff changeset
16 ## along with Octave; see the file COPYING. If not, see
ac7f334d9652 Add contour group objects and the clabel function
David Bateman <dbateman@free.fr>
parents:
diff changeset
17 ## <http://www.gnu.org/licenses/>.
ac7f334d9652 Add contour group objects and the clabel function
David Bateman <dbateman@free.fr>
parents:
diff changeset
18
ac7f334d9652 Add contour group objects and the clabel function
David Bateman <dbateman@free.fr>
parents:
diff changeset
19 ## -*- texinfo -*-
10793
be55736a0783 Grammarcheck the documentation from m-files.
Rik <octave@nomad.inbox5.com>
parents: 10549
diff changeset
20 ## @deftypefn {Function File} {} clabel (@var{c}, @var{h})
8289
ac7f334d9652 Add contour group objects and the clabel function
David Bateman <dbateman@free.fr>
parents:
diff changeset
21 ## @deftypefnx {Function File} {} clabel (@var{c}, @var{h}, @var{v})
ac7f334d9652 Add contour group objects and the clabel function
David Bateman <dbateman@free.fr>
parents:
diff changeset
22 ## @deftypefnx {Function File} {} clabel (@var{c}, @var{h}, "manual")
ac7f334d9652 Add contour group objects and the clabel function
David Bateman <dbateman@free.fr>
parents:
diff changeset
23 ## @deftypefnx {Function File} {} clabel (@var{c})
ac7f334d9652 Add contour group objects and the clabel function
David Bateman <dbateman@free.fr>
parents:
diff changeset
24 ## @deftypefnx {Function File} {} clabel (@dots{}, @var{prop}, @var{val}, @dots{})
ac7f334d9652 Add contour group objects and the clabel function
David Bateman <dbateman@free.fr>
parents:
diff changeset
25 ## @deftypefnx {Function File} {@var{h} =} clabel (@dots{})
17122
eaab03308c0b doc: Rewrite docstrings for most plot functions.
Rik <rik@octave.org>
parents: 14868
diff changeset
26 ## Add labels to the contours of a contour plot.
eaab03308c0b doc: Rewrite docstrings for most plot functions.
Rik <rik@octave.org>
parents: 14868
diff changeset
27 ##
eaab03308c0b doc: Rewrite docstrings for most plot functions.
Rik <rik@octave.org>
parents: 14868
diff changeset
28 ## The contour levels are specified by the contour matrix @var{c} which is
eaab03308c0b doc: Rewrite docstrings for most plot functions.
Rik <rik@octave.org>
parents: 14868
diff changeset
29 ## returned by @code{contour}, @code{contourc}, @code{contourf}, and
eaab03308c0b doc: Rewrite docstrings for most plot functions.
Rik <rik@octave.org>
parents: 14868
diff changeset
30 ## @code{contour3}. Contour labels are rotated to match the local line
eaab03308c0b doc: Rewrite docstrings for most plot functions.
Rik <rik@octave.org>
parents: 14868
diff changeset
31 ## orientation and centered on the line. The position of labels along the
eaab03308c0b doc: Rewrite docstrings for most plot functions.
Rik <rik@octave.org>
parents: 14868
diff changeset
32 ## contour line is chosen randomly.
eaab03308c0b doc: Rewrite docstrings for most plot functions.
Rik <rik@octave.org>
parents: 14868
diff changeset
33 ##
eaab03308c0b doc: Rewrite docstrings for most plot functions.
Rik <rik@octave.org>
parents: 14868
diff changeset
34 ## If the argument @var{h} is a handle to a contour group object, then label
eaab03308c0b doc: Rewrite docstrings for most plot functions.
Rik <rik@octave.org>
parents: 14868
diff changeset
35 ## this plot rather than the one in the current axes returned by @code{gca}.
8289
ac7f334d9652 Add contour group objects and the clabel function
David Bateman <dbateman@free.fr>
parents:
diff changeset
36 ##
9672
43a07df0ed4c document graphics structures
Michael D. Godfrey <godfrey@isl.stanford.edu>
parents: 9040
diff changeset
37 ## By default, all contours are labeled. However, the contours to label can be
17281
bc924baa2c4e doc: Add new @qcode macro for code samples which are quoted.
Rik <rik@octave.org>
parents: 17190
diff changeset
38 ## specified by the vector @var{v}. If the @qcode{"manual"} argument is
bc924baa2c4e doc: Add new @qcode macro for code samples which are quoted.
Rik <rik@octave.org>
parents: 17190
diff changeset
39 ## given then the contours to label can be selected with the mouse.
8289
ac7f334d9652 Add contour group objects and the clabel function
David Bateman <dbateman@free.fr>
parents:
diff changeset
40 ##
ac7f334d9652 Add contour group objects and the clabel function
David Bateman <dbateman@free.fr>
parents:
diff changeset
41 ## Additional property/value pairs that are valid properties of text objects
17122
eaab03308c0b doc: Rewrite docstrings for most plot functions.
Rik <rik@octave.org>
parents: 14868
diff changeset
42 ## can be given and are passed to the underlying text objects. Moreover,
17281
bc924baa2c4e doc: Add new @qcode macro for code samples which are quoted.
Rik <rik@octave.org>
parents: 17190
diff changeset
43 ## the contour group property @qcode{"LabelSpacing"} is available which
bc924baa2c4e doc: Add new @qcode macro for code samples which are quoted.
Rik <rik@octave.org>
parents: 17190
diff changeset
44 ## determines the spacing between labels on a contour to be specified. The
bc924baa2c4e doc: Add new @qcode macro for code samples which are quoted.
Rik <rik@octave.org>
parents: 17190
diff changeset
45 ## default is 144 points, or 2 inches.
8289
ac7f334d9652 Add contour group objects and the clabel function
David Bateman <dbateman@free.fr>
parents:
diff changeset
46 ##
14001
5f0bb45e615c doc: Update documentation for functions returning a graphics handle h (Bug #34761)
Rik <octave@nomad.inbox5.com>
parents: 12575
diff changeset
47 ## The optional return value @var{h} is a vector of graphics handles to
17281
bc924baa2c4e doc: Add new @qcode macro for code samples which are quoted.
Rik <rik@octave.org>
parents: 17190
diff changeset
48 ## the text objects representing each label.
bc924baa2c4e doc: Add new @qcode macro for code samples which are quoted.
Rik <rik@octave.org>
parents: 17190
diff changeset
49 ## The @qcode{"userdata"} property of the text objects contains the numerical
bc924baa2c4e doc: Add new @qcode macro for code samples which are quoted.
Rik <rik@octave.org>
parents: 17190
diff changeset
50 ## value of the contour label.
8289
ac7f334d9652 Add contour group objects and the clabel function
David Bateman <dbateman@free.fr>
parents:
diff changeset
51 ##
ac7f334d9652 Add contour group objects and the clabel function
David Bateman <dbateman@free.fr>
parents:
diff changeset
52 ## An example of the use of @code{clabel} is
ac7f334d9652 Add contour group objects and the clabel function
David Bateman <dbateman@free.fr>
parents:
diff changeset
53 ##
ac7f334d9652 Add contour group objects and the clabel function
David Bateman <dbateman@free.fr>
parents:
diff changeset
54 ## @example
ac7f334d9652 Add contour group objects and the clabel function
David Bateman <dbateman@free.fr>
parents:
diff changeset
55 ## @group
14327
4d917a6a858b doc: Use Octave coding conventions in @example blocks of docstrings.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
56 ## [c, h] = contour (peaks (), -4 : 6);
4d917a6a858b doc: Use Octave coding conventions in @example blocks of docstrings.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
57 ## clabel (c, h, -4:2:6, "fontsize", 12);
8289
ac7f334d9652 Add contour group objects and the clabel function
David Bateman <dbateman@free.fr>
parents:
diff changeset
58 ## @end group
ac7f334d9652 Add contour group objects and the clabel function
David Bateman <dbateman@free.fr>
parents:
diff changeset
59 ## @end example
ac7f334d9652 Add contour group objects and the clabel function
David Bateman <dbateman@free.fr>
parents:
diff changeset
60 ##
ac7f334d9652 Add contour group objects and the clabel function
David Bateman <dbateman@free.fr>
parents:
diff changeset
61 ## @seealso{contour, contourf, contour3, meshc, surfc, text}
ac7f334d9652 Add contour group objects and the clabel function
David Bateman <dbateman@free.fr>
parents:
diff changeset
62 ## @end deftypefn
ac7f334d9652 Add contour group objects and the clabel function
David Bateman <dbateman@free.fr>
parents:
diff changeset
63
ac7f334d9652 Add contour group objects and the clabel function
David Bateman <dbateman@free.fr>
parents:
diff changeset
64 function retval = clabel (c, varargin)
17122
eaab03308c0b doc: Rewrite docstrings for most plot functions.
Rik <rik@octave.org>
parents: 14868
diff changeset
65
8289
ac7f334d9652 Add contour group objects and the clabel function
David Bateman <dbateman@free.fr>
parents:
diff changeset
66 label_spacing = 2 * 72;
ac7f334d9652 Add contour group objects and the clabel function
David Bateman <dbateman@free.fr>
parents:
diff changeset
67 have_hg = false;
ac7f334d9652 Add contour group objects and the clabel function
David Bateman <dbateman@free.fr>
parents:
diff changeset
68 have_labelspacing = false;
ac7f334d9652 Add contour group objects and the clabel function
David Bateman <dbateman@free.fr>
parents:
diff changeset
69
ac7f334d9652 Add contour group objects and the clabel function
David Bateman <dbateman@free.fr>
parents:
diff changeset
70 if (nargin < 1)
11589
b0084095098e missing semicolons in script files
John W. Eaton <jwe@octave.org>
parents: 11587
diff changeset
71 print_usage ();
8289
ac7f334d9652 Add contour group objects and the clabel function
David Bateman <dbateman@free.fr>
parents:
diff changeset
72 elseif (nargin == 1)
ac7f334d9652 Add contour group objects and the clabel function
David Bateman <dbateman@free.fr>
parents:
diff changeset
73 hparent = gca ();
ac7f334d9652 Add contour group objects and the clabel function
David Bateman <dbateman@free.fr>
parents:
diff changeset
74 else
ac7f334d9652 Add contour group objects and the clabel function
David Bateman <dbateman@free.fr>
parents:
diff changeset
75 arg = varargin{1};
14868
5d3a684236b0 maint: Use Octave coding conventions for cuddling parentheses in scripts directory
Rik <octave@nomad.inbox5.com>
parents: 14335
diff changeset
76 if (isscalar (arg) && ishandle (arg)
11149
fe3c3dfc07eb style fix: break lines before && and ||, not after
John W. Eaton <jwe@octave.org>
parents: 10793
diff changeset
77 && strcmp (get (arg, "type"), "hggroup"))
8289
ac7f334d9652 Add contour group objects and the clabel function
David Bateman <dbateman@free.fr>
parents:
diff changeset
78 obj = get (arg);
ac7f334d9652 Add contour group objects and the clabel function
David Bateman <dbateman@free.fr>
parents:
diff changeset
79 if (! isfield (obj, "contourmatrix"))
10549
95c3e38098bf Untabify .m scripts
Rik <code@nomad.inbox5.com>
parents: 9672
diff changeset
80 error ("clabel: expecting the handle to be a contour group");
8289
ac7f334d9652 Add contour group objects and the clabel function
David Bateman <dbateman@free.fr>
parents:
diff changeset
81 endif
ac7f334d9652 Add contour group objects and the clabel function
David Bateman <dbateman@free.fr>
parents:
diff changeset
82 hg = arg;
ac7f334d9652 Add contour group objects and the clabel function
David Bateman <dbateman@free.fr>
parents:
diff changeset
83 have_hg = true;
ac7f334d9652 Add contour group objects and the clabel function
David Bateman <dbateman@free.fr>
parents:
diff changeset
84 varargin(1) = [];
ac7f334d9652 Add contour group objects and the clabel function
David Bateman <dbateman@free.fr>
parents:
diff changeset
85 else
ac7f334d9652 Add contour group objects and the clabel function
David Bateman <dbateman@free.fr>
parents:
diff changeset
86 hparent = gca ();
ac7f334d9652 Add contour group objects and the clabel function
David Bateman <dbateman@free.fr>
parents:
diff changeset
87 endif
ac7f334d9652 Add contour group objects and the clabel function
David Bateman <dbateman@free.fr>
parents:
diff changeset
88 endif
ac7f334d9652 Add contour group objects and the clabel function
David Bateman <dbateman@free.fr>
parents:
diff changeset
89
14868
5d3a684236b0 maint: Use Octave coding conventions for cuddling parentheses in scripts directory
Rik <octave@nomad.inbox5.com>
parents: 14335
diff changeset
90 if (length (varargin) > 0 && isnumeric (varargin{1}))
8289
ac7f334d9652 Add contour group objects and the clabel function
David Bateman <dbateman@free.fr>
parents:
diff changeset
91 v = varargin{1}(:);
ac7f334d9652 Add contour group objects and the clabel function
David Bateman <dbateman@free.fr>
parents:
diff changeset
92 varargin(1) = [];
ac7f334d9652 Add contour group objects and the clabel function
David Bateman <dbateman@free.fr>
parents:
diff changeset
93 else
ac7f334d9652 Add contour group objects and the clabel function
David Bateman <dbateman@free.fr>
parents:
diff changeset
94 v = [];
ac7f334d9652 Add contour group objects and the clabel function
David Bateman <dbateman@free.fr>
parents:
diff changeset
95 endif
ac7f334d9652 Add contour group objects and the clabel function
David Bateman <dbateman@free.fr>
parents:
diff changeset
96
ac7f334d9652 Add contour group objects and the clabel function
David Bateman <dbateman@free.fr>
parents:
diff changeset
97 for i = 1 : length (varargin) - 1
ac7f334d9652 Add contour group objects and the clabel function
David Bateman <dbateman@free.fr>
parents:
diff changeset
98 arg = varargin{i};
ac7f334d9652 Add contour group objects and the clabel function
David Bateman <dbateman@free.fr>
parents:
diff changeset
99 if (strcmpi (arg, "labelspacing"))
ac7f334d9652 Add contour group objects and the clabel function
David Bateman <dbateman@free.fr>
parents:
diff changeset
100 label_spacing = varargin{i+1};
ac7f334d9652 Add contour group objects and the clabel function
David Bateman <dbateman@free.fr>
parents:
diff changeset
101 have_labelspacing = true;
ac7f334d9652 Add contour group objects and the clabel function
David Bateman <dbateman@free.fr>
parents:
diff changeset
102 varargin(i:i+1) = [];
ac7f334d9652 Add contour group objects and the clabel function
David Bateman <dbateman@free.fr>
parents:
diff changeset
103 break;
ac7f334d9652 Add contour group objects and the clabel function
David Bateman <dbateman@free.fr>
parents:
diff changeset
104 endif
ac7f334d9652 Add contour group objects and the clabel function
David Bateman <dbateman@free.fr>
parents:
diff changeset
105 endfor
ac7f334d9652 Add contour group objects and the clabel function
David Bateman <dbateman@free.fr>
parents:
diff changeset
106
ac7f334d9652 Add contour group objects and the clabel function
David Bateman <dbateman@free.fr>
parents:
diff changeset
107 for i = 1 : length (varargin)
ac7f334d9652 Add contour group objects and the clabel function
David Bateman <dbateman@free.fr>
parents:
diff changeset
108 arg = varargin{i};
ac7f334d9652 Add contour group objects and the clabel function
David Bateman <dbateman@free.fr>
parents:
diff changeset
109 if (strcmpi (arg, "manual"))
ac7f334d9652 Add contour group objects and the clabel function
David Bateman <dbateman@free.fr>
parents:
diff changeset
110 error ("clabel: manual contouring mode not supported");
ac7f334d9652 Add contour group objects and the clabel function
David Bateman <dbateman@free.fr>
parents:
diff changeset
111 endif
ac7f334d9652 Add contour group objects and the clabel function
David Bateman <dbateman@free.fr>
parents:
diff changeset
112 endfor
ac7f334d9652 Add contour group objects and the clabel function
David Bateman <dbateman@free.fr>
parents:
diff changeset
113
ac7f334d9652 Add contour group objects and the clabel function
David Bateman <dbateman@free.fr>
parents:
diff changeset
114 if (have_hg)
ac7f334d9652 Add contour group objects and the clabel function
David Bateman <dbateman@free.fr>
parents:
diff changeset
115 if (! isempty (v))
ac7f334d9652 Add contour group objects and the clabel function
David Bateman <dbateman@free.fr>
parents:
diff changeset
116 if (have_labelspacing)
11587
c792872f8942 all script files: untabify and strip trailing whitespace
John W. Eaton <jwe@octave.org>
parents: 11523
diff changeset
117 set (hg, "textlistmode", "manual", "textlist", v,
10549
95c3e38098bf Untabify .m scripts
Rik <code@nomad.inbox5.com>
parents: 9672
diff changeset
118 "labelspacing", label_spacing, "showtext", "on");
8289
ac7f334d9652 Add contour group objects and the clabel function
David Bateman <dbateman@free.fr>
parents:
diff changeset
119 else
10549
95c3e38098bf Untabify .m scripts
Rik <code@nomad.inbox5.com>
parents: 9672
diff changeset
120 set (hg, "textlistmode", "manual", "textlist", v, "showtext", "on");
8289
ac7f334d9652 Add contour group objects and the clabel function
David Bateman <dbateman@free.fr>
parents:
diff changeset
121 endif
ac7f334d9652 Add contour group objects and the clabel function
David Bateman <dbateman@free.fr>
parents:
diff changeset
122 else
ac7f334d9652 Add contour group objects and the clabel function
David Bateman <dbateman@free.fr>
parents:
diff changeset
123 if (have_labelspacing)
10549
95c3e38098bf Untabify .m scripts
Rik <code@nomad.inbox5.com>
parents: 9672
diff changeset
124 set (hg,"showtext", "on", "labelspacing", label_spacing);
8289
ac7f334d9652 Add contour group objects and the clabel function
David Bateman <dbateman@free.fr>
parents:
diff changeset
125 else
10549
95c3e38098bf Untabify .m scripts
Rik <code@nomad.inbox5.com>
parents: 9672
diff changeset
126 set (hg,"showtext", "on");
8289
ac7f334d9652 Add contour group objects and the clabel function
David Bateman <dbateman@free.fr>
parents:
diff changeset
127 endif
ac7f334d9652 Add contour group objects and the clabel function
David Bateman <dbateman@free.fr>
parents:
diff changeset
128 endif
ac7f334d9652 Add contour group objects and the clabel function
David Bateman <dbateman@free.fr>
parents:
diff changeset
129 retval = findobj (hg, "type", "text");
ac7f334d9652 Add contour group objects and the clabel function
David Bateman <dbateman@free.fr>
parents:
diff changeset
130 if (! isempty (varargin))
ac7f334d9652 Add contour group objects and the clabel function
David Bateman <dbateman@free.fr>
parents:
diff changeset
131 set (retval, varargin {:});
ac7f334d9652 Add contour group objects and the clabel function
David Bateman <dbateman@free.fr>
parents:
diff changeset
132 endif
ac7f334d9652 Add contour group objects and the clabel function
David Bateman <dbateman@free.fr>
parents:
diff changeset
133 else
ac7f334d9652 Add contour group objects and the clabel function
David Bateman <dbateman@free.fr>
parents:
diff changeset
134 retval = __clabel__ (c, v, hparent, label_spacing, [], varargin{:});
ac7f334d9652 Add contour group objects and the clabel function
David Bateman <dbateman@free.fr>
parents:
diff changeset
135 endif
14237
11949c9795a0 Revamp %!demos in m-files to use Octave coding conventions on spacing, etc.
Rik <octave@nomad.inbox5.com>
parents: 14138
diff changeset
136
8289
ac7f334d9652 Add contour group objects and the clabel function
David Bateman <dbateman@free.fr>
parents:
diff changeset
137 endfunction
ac7f334d9652 Add contour group objects and the clabel function
David Bateman <dbateman@free.fr>
parents:
diff changeset
138
ac7f334d9652 Add contour group objects and the clabel function
David Bateman <dbateman@free.fr>
parents:
diff changeset
139
ac7f334d9652 Add contour group objects and the clabel function
David Bateman <dbateman@free.fr>
parents:
diff changeset
140 %!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
141 %! 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
142 %! 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
143 %! [c, h] = contour (peaks (), -4:6);
14245
4506eade9f04 Use Matlab coding conventions for demos in plot/ directory.
Rik <octave@nomad.inbox5.com>
parents: 14237
diff changeset
144 %! clabel (c, h, -4:2:6, 'fontsize', 12);
17190
df4c4b7708a4 Add titles and clean-up plotting %!demos.
Rik <rik@octave.org>
parents: 17122
diff changeset
145 %! title ('clabel() labeling every other contour');
14001
5f0bb45e615c doc: Update documentation for functions returning a graphics handle h (Bug #34761)
Rik <octave@nomad.inbox5.com>
parents: 12575
diff changeset
146
5f0bb45e615c doc: Update documentation for functions returning a graphics handle h (Bug #34761)
Rik <octave@nomad.inbox5.com>
parents: 12575
diff changeset
147 %!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
148 %! 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
149 %! 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
150 %! [c, h] = contourf (peaks (), -7:6);
14245
4506eade9f04 Use Matlab coding conventions for demos in plot/ directory.
Rik <octave@nomad.inbox5.com>
parents: 14237
diff changeset
151 %! clabel (c, h, -6:2:6, 'fontsize', 12);
17190
df4c4b7708a4 Add titles and clean-up plotting %!demos.
Rik <rik@octave.org>
parents: 17122
diff changeset
152 %! title ('clabel() labeling every other contour');
14001
5f0bb45e615c doc: Update documentation for functions returning a graphics handle h (Bug #34761)
Rik <octave@nomad.inbox5.com>
parents: 12575
diff changeset
153