Mercurial > octave-nkf

annotate scripts/plot/area.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 87ba70043bfc
children 68bcac3c043a
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) 2007-2012 Michael Goffioul
11523
fd0a3ac60b0e update copyright notices
John W. Eaton <jwe@octave.org>
parents: 10793
diff changeset
2 ## Copyright (C) 2007-2009 David Bateman
7146
c7e5e638a8d0 [project @ 2007-11-09 17:49:44 by jwe]
jwe
parents:
diff changeset
3 ##
c7e5e638a8d0 [project @ 2007-11-09 17:49:44 by jwe]
jwe
parents:
diff changeset
4 ## This file is part of Octave.
c7e5e638a8d0 [project @ 2007-11-09 17:49:44 by jwe]
jwe
parents:
diff changeset
5 ##
c7e5e638a8d0 [project @ 2007-11-09 17:49:44 by jwe]
jwe
parents:
diff changeset
6 ## Octave is free software; you can redistribute it and/or modify it
c7e5e638a8d0 [project @ 2007-11-09 17:49:44 by jwe]
jwe
parents:
diff changeset
7 ## under the terms of the GNU General Public License as published by
c7e5e638a8d0 [project @ 2007-11-09 17:49:44 by jwe]
jwe
parents:
diff changeset
8 ## the Free Software Foundation; either version 3 of the License, or (at
c7e5e638a8d0 [project @ 2007-11-09 17:49:44 by jwe]
jwe
parents:
diff changeset
9 ## your option) any later version.
c7e5e638a8d0 [project @ 2007-11-09 17:49:44 by jwe]
jwe
parents:
diff changeset
10 ##
c7e5e638a8d0 [project @ 2007-11-09 17:49:44 by jwe]
jwe
parents:
diff changeset
11 ## Octave is distributed in the hope that it will be useful, but
c7e5e638a8d0 [project @ 2007-11-09 17:49:44 by jwe]
jwe
parents:
diff changeset
12 ## WITHOUT ANY WARRANTY; without even the implied warranty of
c7e5e638a8d0 [project @ 2007-11-09 17:49:44 by jwe]
jwe
parents:
diff changeset
13 ## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
c7e5e638a8d0 [project @ 2007-11-09 17:49:44 by jwe]
jwe
parents:
diff changeset
14 ## General Public License for more details.
c7e5e638a8d0 [project @ 2007-11-09 17:49:44 by jwe]
jwe
parents:
diff changeset
15 ##
c7e5e638a8d0 [project @ 2007-11-09 17:49:44 by jwe]
jwe
parents:
diff changeset
16 ## You should have received a copy of the GNU General Public License
c7e5e638a8d0 [project @ 2007-11-09 17:49:44 by jwe]
jwe
parents:
diff changeset
17 ## along with Octave; see the file COPYING. If not, see
c7e5e638a8d0 [project @ 2007-11-09 17:49:44 by jwe]
jwe
parents:
diff changeset
18 ## <http://www.gnu.org/licenses/>.
c7e5e638a8d0 [project @ 2007-11-09 17:49:44 by jwe]
jwe
parents:
diff changeset
19
c7e5e638a8d0 [project @ 2007-11-09 17:49:44 by jwe]
jwe
parents:
diff changeset
20 ## -*- texinfo -*-
15566
ab1c6e6d1be6 area.m: Add demos and redo docstring.
Rik <rik@octave.org>
parents: 14872
diff changeset
21 ## @deftypefn {Function File} {} area (@var{y})
ab1c6e6d1be6 area.m: Add demos and redo docstring.
Rik <rik@octave.org>
parents: 14872
diff changeset
22 ## @deftypefnx {Function File} {} area (@var{x}, @var{y})
ab1c6e6d1be6 area.m: Add demos and redo docstring.
Rik <rik@octave.org>
parents: 14872
diff changeset
23 ## @deftypefnx {Function File} {} area (@dots{}, @var{lvl})
7146
c7e5e638a8d0 [project @ 2007-11-09 17:49:44 by jwe]
jwe
parents:
diff changeset
24 ## @deftypefnx {Function File} {} area (@dots{}, @var{prop}, @var{val}, @dots{})
17061
cae21eadc27b area.m: Update to use new __plt_get_axis_arg__.
Rik <rik@octave.org>
parents: 17033
diff changeset
25 ## @deftypefnx {Function File} {} area (@var{hax}, @dots{})
7146
c7e5e638a8d0 [project @ 2007-11-09 17:49:44 by jwe]
jwe
parents:
diff changeset
26 ## @deftypefnx {Function File} {@var{h} =} area (@dots{})
17122
eaab03308c0b doc: Rewrite docstrings for most plot functions.
Rik <rik@octave.org>
parents: 17061
diff changeset
27 ## Area plot of the columns of @var{y}.
eaab03308c0b doc: Rewrite docstrings for most plot functions.
Rik <rik@octave.org>
parents: 17061
diff changeset
28 ##
eaab03308c0b doc: Rewrite docstrings for most plot functions.
Rik <rik@octave.org>
parents: 17061
diff changeset
29 ## This plot shows the contributions of each column value to the row sum. It
eaab03308c0b doc: Rewrite docstrings for most plot functions.
Rik <rik@octave.org>
parents: 17061
diff changeset
30 ## is functionally similar to @code{plot (@var{x}, cumsum (@var{y}, 2))},
eaab03308c0b doc: Rewrite docstrings for most plot functions.
Rik <rik@octave.org>
parents: 17061
diff changeset
31 ## except that the area under the curve is shaded.
7146
c7e5e638a8d0 [project @ 2007-11-09 17:49:44 by jwe]
jwe
parents:
diff changeset
32 ##
17122
eaab03308c0b doc: Rewrite docstrings for most plot functions.
Rik <rik@octave.org>
parents: 17061
diff changeset
33 ## If the @var{x} argument is omitted it defaults to @code{1:rows (@var{y})}.
eaab03308c0b doc: Rewrite docstrings for most plot functions.
Rik <rik@octave.org>
parents: 17061
diff changeset
34 ## A value @var{lvl} can be defined that determines where the base level of
eaab03308c0b doc: Rewrite docstrings for most plot functions.
Rik <rik@octave.org>
parents: 17061
diff changeset
35 ## the shading under the curve should be defined. The default level is 0.
7146
c7e5e638a8d0 [project @ 2007-11-09 17:49:44 by jwe]
jwe
parents:
diff changeset
36 ##
17122
eaab03308c0b doc: Rewrite docstrings for most plot functions.
Rik <rik@octave.org>
parents: 17061
diff changeset
37 ## Additional property/value pairs are passed directly to the underlying patch
eaab03308c0b doc: Rewrite docstrings for most plot functions.
Rik <rik@octave.org>
parents: 17061
diff changeset
38 ## object.
14001
5f0bb45e615c doc: Update documentation for functions returning a graphics handle h (Bug #34761)
Rik <octave@nomad.inbox5.com>
parents: 11587
diff changeset
39 ##
17122
eaab03308c0b doc: Rewrite docstrings for most plot functions.
Rik <rik@octave.org>
parents: 17061
diff changeset
40 ## If the first argument @var{hax} is an axes handle, then plot into this axis,
eaab03308c0b doc: Rewrite docstrings for most plot functions.
Rik <rik@octave.org>
parents: 17061
diff changeset
41 ## rather than the current axes returned by @code{gca}.
17061
cae21eadc27b area.m: Update to use new __plt_get_axis_arg__.
Rik <rik@octave.org>
parents: 17033
diff changeset
42 ##
14001
5f0bb45e615c doc: Update documentation for functions returning a graphics handle h (Bug #34761)
Rik <octave@nomad.inbox5.com>
parents: 11587
diff changeset
43 ## The optional return value @var{h} is a graphics handle to the hggroup
17281
bc924baa2c4e doc: Add new @qcode macro for code samples which are quoted.
Rik <rik@octave.org>
parents: 17211
diff changeset
44 ## object comprising the area patch objects. The @qcode{"BaseValue"} property
15566
ab1c6e6d1be6 area.m: Add demos and redo docstring.
Rik <rik@octave.org>
parents: 14872
diff changeset
45 ## of the hggroup can be used to adjust the level where shading begins.
ab1c6e6d1be6 area.m: Add demos and redo docstring.
Rik <rik@octave.org>
parents: 14872
diff changeset
46 ##
ab1c6e6d1be6 area.m: Add demos and redo docstring.
Rik <rik@octave.org>
parents: 14872
diff changeset
47 ## Example: Verify identity sin^2 + cos^2 = 1
ab1c6e6d1be6 area.m: Add demos and redo docstring.
Rik <rik@octave.org>
parents: 14872
diff changeset
48 ##
ab1c6e6d1be6 area.m: Add demos and redo docstring.
Rik <rik@octave.org>
parents: 14872
diff changeset
49 ## @example
16816
12005245b645 doc: Periodic grammarcheck of documentation.
Rik <rik@octave.org>
parents: 15566
diff changeset
50 ## @group
15566
ab1c6e6d1be6 area.m: Add demos and redo docstring.
Rik <rik@octave.org>
parents: 14872
diff changeset
51 ## t = linspace (0, 2*pi, 100)';
ab1c6e6d1be6 area.m: Add demos and redo docstring.
Rik <rik@octave.org>
parents: 14872
diff changeset
52 ## y = [sin(t).^2, cos(t).^2)];
ab1c6e6d1be6 area.m: Add demos and redo docstring.
Rik <rik@octave.org>
parents: 14872
diff changeset
53 ## area (t, y);
17281
bc924baa2c4e doc: Add new @qcode macro for code samples which are quoted.
Rik <rik@octave.org>
parents: 17211
diff changeset
54 ## legend ("sin^2", "cos^2", "location", "NorthEastOutside");
16816
12005245b645 doc: Periodic grammarcheck of documentation.
Rik <rik@octave.org>
parents: 15566
diff changeset
55 ## @end group
15566
ab1c6e6d1be6 area.m: Add demos and redo docstring.
Rik <rik@octave.org>
parents: 14872
diff changeset
56 ## @end example
7146
c7e5e638a8d0 [project @ 2007-11-09 17:49:44 by jwe]
jwe
parents:
diff changeset
57 ## @seealso{plot, patch}
c7e5e638a8d0 [project @ 2007-11-09 17:49:44 by jwe]
jwe
parents:
diff changeset
58 ## @end deftypefn
c7e5e638a8d0 [project @ 2007-11-09 17:49:44 by jwe]
jwe
parents:
diff changeset
59
7147
fdb3840cec66 [project @ 2007-11-09 17:56:34 by jwe]
jwe
parents: 7146
diff changeset
60 function h = area (varargin)
7146
c7e5e638a8d0 [project @ 2007-11-09 17:49:44 by jwe]
jwe
parents:
diff changeset
61
17061
cae21eadc27b area.m: Update to use new __plt_get_axis_arg__.
Rik <rik@octave.org>
parents: 17033
diff changeset
62 [hax, varargin, nargin] = __plt_get_axis_arg__ ("area", varargin{:});
7215
dd88d61d443f [project @ 2007-11-29 16:44:45 by jwe]
jwe
parents: 7147
diff changeset
63
15566
ab1c6e6d1be6 area.m: Add demos and redo docstring.
Rik <rik@octave.org>
parents: 14872
diff changeset
64 if (nargin == 0)
ab1c6e6d1be6 area.m: Add demos and redo docstring.
Rik <rik@octave.org>
parents: 14872
diff changeset
65 print_usage ();
ab1c6e6d1be6 area.m: Add demos and redo docstring.
Rik <rik@octave.org>
parents: 14872
diff changeset
66 endif
ab1c6e6d1be6 area.m: Add demos and redo docstring.
Rik <rik@octave.org>
parents: 14872
diff changeset
67
ab1c6e6d1be6 area.m: Add demos and redo docstring.
Rik <rik@octave.org>
parents: 14872
diff changeset
68 idx = 1;
ab1c6e6d1be6 area.m: Add demos and redo docstring.
Rik <rik@octave.org>
parents: 14872
diff changeset
69 x = y = [];
ab1c6e6d1be6 area.m: Add demos and redo docstring.
Rik <rik@octave.org>
parents: 14872
diff changeset
70 bv = 0;
ab1c6e6d1be6 area.m: Add demos and redo docstring.
Rik <rik@octave.org>
parents: 14872
diff changeset
71 args = {};
ab1c6e6d1be6 area.m: Add demos and redo docstring.
Rik <rik@octave.org>
parents: 14872
diff changeset
72 ## Check for (X) or (X,Y) arguments and possible base value.
ab1c6e6d1be6 area.m: Add demos and redo docstring.
Rik <rik@octave.org>
parents: 14872
diff changeset
73 if (nargin >= idx && ismatrix (varargin{idx}))
ab1c6e6d1be6 area.m: Add demos and redo docstring.
Rik <rik@octave.org>
parents: 14872
diff changeset
74 y = varargin{idx};
ab1c6e6d1be6 area.m: Add demos and redo docstring.
Rik <rik@octave.org>
parents: 14872
diff changeset
75 idx++;
ab1c6e6d1be6 area.m: Add demos and redo docstring.
Rik <rik@octave.org>
parents: 14872
diff changeset
76 if (nargin >= idx)
ab1c6e6d1be6 area.m: Add demos and redo docstring.
Rik <rik@octave.org>
parents: 14872
diff changeset
77 if (isscalar (varargin{idx}))
ab1c6e6d1be6 area.m: Add demos and redo docstring.
Rik <rik@octave.org>
parents: 14872
diff changeset
78 bv = varargin{idx};
ab1c6e6d1be6 area.m: Add demos and redo docstring.
Rik <rik@octave.org>
parents: 14872
diff changeset
79 idx++;
ab1c6e6d1be6 area.m: Add demos and redo docstring.
Rik <rik@octave.org>
parents: 14872
diff changeset
80 elseif (ismatrix (varargin{idx}))
ab1c6e6d1be6 area.m: Add demos and redo docstring.
Rik <rik@octave.org>
parents: 14872
diff changeset
81 x = y;
ab1c6e6d1be6 area.m: Add demos and redo docstring.
Rik <rik@octave.org>
parents: 14872
diff changeset
82 y = varargin{idx};
ab1c6e6d1be6 area.m: Add demos and redo docstring.
Rik <rik@octave.org>
parents: 14872
diff changeset
83 idx++;
ab1c6e6d1be6 area.m: Add demos and redo docstring.
Rik <rik@octave.org>
parents: 14872
diff changeset
84 if (nargin >= idx && isscalar (varargin{idx}))
7146
c7e5e638a8d0 [project @ 2007-11-09 17:49:44 by jwe]
jwe
parents:
diff changeset
85 bv = varargin{idx};
c7e5e638a8d0 [project @ 2007-11-09 17:49:44 by jwe]
jwe
parents:
diff changeset
86 idx++;
c7e5e638a8d0 [project @ 2007-11-09 17:49:44 by jwe]
jwe
parents:
diff changeset
87 endif
c7e5e638a8d0 [project @ 2007-11-09 17:49:44 by jwe]
jwe
parents:
diff changeset
88 endif
c7e5e638a8d0 [project @ 2007-11-09 17:49:44 by jwe]
jwe
parents:
diff changeset
89 endif
c7e5e638a8d0 [project @ 2007-11-09 17:49:44 by jwe]
jwe
parents:
diff changeset
90 else
c7e5e638a8d0 [project @ 2007-11-09 17:49:44 by jwe]
jwe
parents:
diff changeset
91 print_usage ();
c7e5e638a8d0 [project @ 2007-11-09 17:49:44 by jwe]
jwe
parents:
diff changeset
92 endif
15566
ab1c6e6d1be6 area.m: Add demos and redo docstring.
Rik <rik@octave.org>
parents: 14872
diff changeset
93 ## Check for additional args.
ab1c6e6d1be6 area.m: Add demos and redo docstring.
Rik <rik@octave.org>
parents: 14872
diff changeset
94 if (nargin >= idx)
ab1c6e6d1be6 area.m: Add demos and redo docstring.
Rik <rik@octave.org>
parents: 14872
diff changeset
95 args = {varargin{idx:end}};
ab1c6e6d1be6 area.m: Add demos and redo docstring.
Rik <rik@octave.org>
parents: 14872
diff changeset
96 endif
ab1c6e6d1be6 area.m: Add demos and redo docstring.
Rik <rik@octave.org>
parents: 14872
diff changeset
97 if (isvector (y))
ab1c6e6d1be6 area.m: Add demos and redo docstring.
Rik <rik@octave.org>
parents: 14872
diff changeset
98 y = y(:);
ab1c6e6d1be6 area.m: Add demos and redo docstring.
Rik <rik@octave.org>
parents: 14872
diff changeset
99 endif
ab1c6e6d1be6 area.m: Add demos and redo docstring.
Rik <rik@octave.org>
parents: 14872
diff changeset
100 if (isempty (x))
ab1c6e6d1be6 area.m: Add demos and redo docstring.
Rik <rik@octave.org>
parents: 14872
diff changeset
101 x = repmat ([1:rows(y)]', 1, columns (y));
ab1c6e6d1be6 area.m: Add demos and redo docstring.
Rik <rik@octave.org>
parents: 14872
diff changeset
102 elseif (isvector (x))
17061
cae21eadc27b area.m: Update to use new __plt_get_axis_arg__.
Rik <rik@octave.org>
parents: 17033
diff changeset
103 x = repmat (x(:), 1, columns (y));
15566
ab1c6e6d1be6 area.m: Add demos and redo docstring.
Rik <rik@octave.org>
parents: 14872
diff changeset
104 endif
ab1c6e6d1be6 area.m: Add demos and redo docstring.
Rik <rik@octave.org>
parents: 14872
diff changeset
105
17211
87ba70043bfc Don't use ifelse in plot fcns to avoid unnecessary fcn evaluations.
Rik <rik@octave.org>
parents: 17190
diff changeset
106 oldfig = [];
87ba70043bfc Don't use ifelse in plot fcns to avoid unnecessary fcn evaluations.
Rik <rik@octave.org>
parents: 17190
diff changeset
107 if (isempty (hax))
87ba70043bfc Don't use ifelse in plot fcns to avoid unnecessary fcn evaluations.
Rik <rik@octave.org>
parents: 17190
diff changeset
108 oldfig = get (0, "currentfigure");
87ba70043bfc Don't use ifelse in plot fcns to avoid unnecessary fcn evaluations.
Rik <rik@octave.org>
parents: 17190
diff changeset
109 endif
15566
ab1c6e6d1be6 area.m: Add demos and redo docstring.
Rik <rik@octave.org>
parents: 14872
diff changeset
110 unwind_protect
17061
cae21eadc27b area.m: Update to use new __plt_get_axis_arg__.
Rik <rik@octave.org>
parents: 17033
diff changeset
111 hax = newplot (hax);
cae21eadc27b area.m: Update to use new __plt_get_axis_arg__.
Rik <rik@octave.org>
parents: 17033
diff changeset
112 htmp = __area__ (hax, x, y, bv, args{:});
15566
ab1c6e6d1be6 area.m: Add demos and redo docstring.
Rik <rik@octave.org>
parents: 14872
diff changeset
113 unwind_protect_cleanup
17061
cae21eadc27b area.m: Update to use new __plt_get_axis_arg__.
Rik <rik@octave.org>
parents: 17033
diff changeset
114 if (! isempty (oldfig))
cae21eadc27b area.m: Update to use new __plt_get_axis_arg__.
Rik <rik@octave.org>
parents: 17033
diff changeset
115 set (0, "currentfigure", oldfig);
cae21eadc27b area.m: Update to use new __plt_get_axis_arg__.
Rik <rik@octave.org>
parents: 17033
diff changeset
116 endif
15566
ab1c6e6d1be6 area.m: Add demos and redo docstring.
Rik <rik@octave.org>
parents: 14872
diff changeset
117 end_unwind_protect
ab1c6e6d1be6 area.m: Add demos and redo docstring.
Rik <rik@octave.org>
parents: 14872
diff changeset
118
ab1c6e6d1be6 area.m: Add demos and redo docstring.
Rik <rik@octave.org>
parents: 14872
diff changeset
119 if (nargout > 0)
17061
cae21eadc27b area.m: Update to use new __plt_get_axis_arg__.
Rik <rik@octave.org>
parents: 17033
diff changeset
120 h = htmp;
15566
ab1c6e6d1be6 area.m: Add demos and redo docstring.
Rik <rik@octave.org>
parents: 14872
diff changeset
121 endif
7146
c7e5e638a8d0 [project @ 2007-11-09 17:49:44 by jwe]
jwe
parents:
diff changeset
122
c7e5e638a8d0 [project @ 2007-11-09 17:49:44 by jwe]
jwe
parents:
diff changeset
123 endfunction
9896
1aeb39118764 convert some plot functions to subfunctions or make some them private
John W. Eaton <jwe@octave.org>
parents: 9245
diff changeset
124
1aeb39118764 convert some plot functions to subfunctions or make some them private
John W. Eaton <jwe@octave.org>
parents: 9245
diff changeset
125 function retval = __area__ (ax, x, y, bv, varargin)
1aeb39118764 convert some plot functions to subfunctions or make some them private
John W. Eaton <jwe@octave.org>
parents: 9245
diff changeset
126
1aeb39118764 convert some plot functions to subfunctions or make some them private
John W. Eaton <jwe@octave.org>
parents: 9245
diff changeset
127 y0 = bv * ones (1, rows (y));
1aeb39118764 convert some plot functions to subfunctions or make some them private
John W. Eaton <jwe@octave.org>
parents: 9245
diff changeset
128 y0 = zeros (1, rows (y));
1aeb39118764 convert some plot functions to subfunctions or make some them private
John W. Eaton <jwe@octave.org>
parents: 9245
diff changeset
129 retval = [];
14872
c2dbdeaa25df maint: use rows() and columns() to clarify m-files.
Rik <octave@nomad.inbox5.com>
parents: 14868
diff changeset
130 for i = 1: columns (y);
9896
1aeb39118764 convert some plot functions to subfunctions or make some them private
John W. Eaton <jwe@octave.org>
parents: 9245
diff changeset
131 hg = hggroup ();
1aeb39118764 convert some plot functions to subfunctions or make some them private
John W. Eaton <jwe@octave.org>
parents: 9245
diff changeset
132 retval = [retval; hg];
1aeb39118764 convert some plot functions to subfunctions or make some them private
John W. Eaton <jwe@octave.org>
parents: 9245
diff changeset
133 args = __add_datasource__ ("area", hg, {"x", "y"}, varargin{:});
1aeb39118764 convert some plot functions to subfunctions or make some them private
John W. Eaton <jwe@octave.org>
parents: 9245
diff changeset
134
1aeb39118764 convert some plot functions to subfunctions or make some them private
John W. Eaton <jwe@octave.org>
parents: 9245
diff changeset
135 x1 = x(:, 1).';
1aeb39118764 convert some plot functions to subfunctions or make some them private
John W. Eaton <jwe@octave.org>
parents: 9245
diff changeset
136 y1 = y (:, i).';
1aeb39118764 convert some plot functions to subfunctions or make some them private
John W. Eaton <jwe@octave.org>
parents: 9245
diff changeset
137 addproperty ("xdata", hg, "data", x1);
1aeb39118764 convert some plot functions to subfunctions or make some them private
John W. Eaton <jwe@octave.org>
parents: 9245
diff changeset
138 addproperty ("ydata", hg, "data", y1);
1aeb39118764 convert some plot functions to subfunctions or make some them private
John W. Eaton <jwe@octave.org>
parents: 9245
diff changeset
139
1aeb39118764 convert some plot functions to subfunctions or make some them private
John W. Eaton <jwe@octave.org>
parents: 9245
diff changeset
140 addlistener (hg, "xdata", @update_data);
1aeb39118764 convert some plot functions to subfunctions or make some them private
John W. Eaton <jwe@octave.org>
parents: 9245
diff changeset
141 addlistener (hg, "ydata", @update_data);
1aeb39118764 convert some plot functions to subfunctions or make some them private
John W. Eaton <jwe@octave.org>
parents: 9245
diff changeset
142
1aeb39118764 convert some plot functions to subfunctions or make some them private
John W. Eaton <jwe@octave.org>
parents: 9245
diff changeset
143 if (i == 1)
1aeb39118764 convert some plot functions to subfunctions or make some them private
John W. Eaton <jwe@octave.org>
parents: 9245
diff changeset
144 h = patch (ax, [x1(1), x1, fliplr(x1)], [bv, y1, bv*ones(1, length(y1))],
10549
95c3e38098bf Untabify .m scripts
Rik <code@nomad.inbox5.com>
parents: 9896
diff changeset
145 __next_line_color__ (), "parent", hg);
9896
1aeb39118764 convert some plot functions to subfunctions or make some them private
John W. Eaton <jwe@octave.org>
parents: 9245
diff changeset
146 else
1aeb39118764 convert some plot functions to subfunctions or make some them private
John W. Eaton <jwe@octave.org>
parents: 9245
diff changeset
147 y1 = y0 + y1;
1aeb39118764 convert some plot functions to subfunctions or make some them private
John W. Eaton <jwe@octave.org>
parents: 9245
diff changeset
148 h = patch (ax, [x1(1), x1, fliplr(x1)], [y0(1), y1, fliplr(y0)],
10549
95c3e38098bf Untabify .m scripts
Rik <code@nomad.inbox5.com>
parents: 9896
diff changeset
149 __next_line_color__ (), "parent", hg);
9896
1aeb39118764 convert some plot functions to subfunctions or make some them private
John W. Eaton <jwe@octave.org>
parents: 9245
diff changeset
150 endif
1aeb39118764 convert some plot functions to subfunctions or make some them private
John W. Eaton <jwe@octave.org>
parents: 9245
diff changeset
151
1aeb39118764 convert some plot functions to subfunctions or make some them private
John W. Eaton <jwe@octave.org>
parents: 9245
diff changeset
152 y0 = y1;
1aeb39118764 convert some plot functions to subfunctions or make some them private
John W. Eaton <jwe@octave.org>
parents: 9245
diff changeset
153
1aeb39118764 convert some plot functions to subfunctions or make some them private
John W. Eaton <jwe@octave.org>
parents: 9245
diff changeset
154 addproperty ("basevalue", hg, "data", bv);
11587
c792872f8942 all script files: untabify and strip trailing whitespace
John W. Eaton <jwe@octave.org>
parents: 11523
diff changeset
155 addlistener (hg, "basevalue", @move_baseline);
9896
1aeb39118764 convert some plot functions to subfunctions or make some them private
John W. Eaton <jwe@octave.org>
parents: 9245
diff changeset
156
1aeb39118764 convert some plot functions to subfunctions or make some them private
John W. Eaton <jwe@octave.org>
parents: 9245
diff changeset
157 addproperty ("edgecolor", hg, "patchedgecolor", get (h, "edgecolor"));
1aeb39118764 convert some plot functions to subfunctions or make some them private
John W. Eaton <jwe@octave.org>
parents: 9245
diff changeset
158 addproperty ("linewidth", hg, "patchlinewidth", get (h, "linewidth"));
1aeb39118764 convert some plot functions to subfunctions or make some them private
John W. Eaton <jwe@octave.org>
parents: 9245
diff changeset
159 addproperty ("linestyle", hg, "patchlinestyle", get (h, "linestyle"));
1aeb39118764 convert some plot functions to subfunctions or make some them private
John W. Eaton <jwe@octave.org>
parents: 9245
diff changeset
160 addproperty ("facecolor", hg, "patchfacecolor", get (h, "facecolor"));
1aeb39118764 convert some plot functions to subfunctions or make some them private
John W. Eaton <jwe@octave.org>
parents: 9245
diff changeset
161
1aeb39118764 convert some plot functions to subfunctions or make some them private
John W. Eaton <jwe@octave.org>
parents: 9245
diff changeset
162 addlistener (hg, "edgecolor", @update_props);
11587
c792872f8942 all script files: untabify and strip trailing whitespace
John W. Eaton <jwe@octave.org>
parents: 11523
diff changeset
163 addlistener (hg, "linewidth", @update_props);
c792872f8942 all script files: untabify and strip trailing whitespace
John W. Eaton <jwe@octave.org>
parents: 11523
diff changeset
164 addlistener (hg, "linestyle", @update_props);
c792872f8942 all script files: untabify and strip trailing whitespace
John W. Eaton <jwe@octave.org>
parents: 11523
diff changeset
165 addlistener (hg, "facecolor", @update_props);
9896
1aeb39118764 convert some plot functions to subfunctions or make some them private
John W. Eaton <jwe@octave.org>
parents: 9245
diff changeset
166
1aeb39118764 convert some plot functions to subfunctions or make some them private
John W. Eaton <jwe@octave.org>
parents: 9245
diff changeset
167 addproperty ("areagroup", hg, "data");
1aeb39118764 convert some plot functions to subfunctions or make some them private
John W. Eaton <jwe@octave.org>
parents: 9245
diff changeset
168 set (retval, "areagroup", retval);
1aeb39118764 convert some plot functions to subfunctions or make some them private
John W. Eaton <jwe@octave.org>
parents: 9245
diff changeset
169
1aeb39118764 convert some plot functions to subfunctions or make some them private
John W. Eaton <jwe@octave.org>
parents: 9245
diff changeset
170 if (! isempty (args))
1aeb39118764 convert some plot functions to subfunctions or make some them private
John W. Eaton <jwe@octave.org>
parents: 9245
diff changeset
171 set (hg, args{:});
1aeb39118764 convert some plot functions to subfunctions or make some them private
John W. Eaton <jwe@octave.org>
parents: 9245
diff changeset
172 endif
1aeb39118764 convert some plot functions to subfunctions or make some them private
John W. Eaton <jwe@octave.org>
parents: 9245
diff changeset
173 endfor
1aeb39118764 convert some plot functions to subfunctions or make some them private
John W. Eaton <jwe@octave.org>
parents: 9245
diff changeset
174
1aeb39118764 convert some plot functions to subfunctions or make some them private
John W. Eaton <jwe@octave.org>
parents: 9245
diff changeset
175 endfunction
1aeb39118764 convert some plot functions to subfunctions or make some them private
John W. Eaton <jwe@octave.org>
parents: 9245
diff changeset
176
1aeb39118764 convert some plot functions to subfunctions or make some them private
John W. Eaton <jwe@octave.org>
parents: 9245
diff changeset
177 function update_props (h, d)
1aeb39118764 convert some plot functions to subfunctions or make some them private
John W. Eaton <jwe@octave.org>
parents: 9245
diff changeset
178 kids = get (h, "children");
11587
c792872f8942 all script files: untabify and strip trailing whitespace
John W. Eaton <jwe@octave.org>
parents: 11523
diff changeset
179 set (kids, "edgecolor", get (h, "edgecolor"),
15566
ab1c6e6d1be6 area.m: Add demos and redo docstring.
Rik <rik@octave.org>
parents: 14872
diff changeset
180 "linewidth", get (h, "linewidth"),
ab1c6e6d1be6 area.m: Add demos and redo docstring.
Rik <rik@octave.org>
parents: 14872
diff changeset
181 "linestyle", get (h, "linestyle"),
ab1c6e6d1be6 area.m: Add demos and redo docstring.
Rik <rik@octave.org>
parents: 14872
diff changeset
182 "facecolor", get (h, "facecolor"));
9896
1aeb39118764 convert some plot functions to subfunctions or make some them private
John W. Eaton <jwe@octave.org>
parents: 9245
diff changeset
183 endfunction
1aeb39118764 convert some plot functions to subfunctions or make some them private
John W. Eaton <jwe@octave.org>
parents: 9245
diff changeset
184
1aeb39118764 convert some plot functions to subfunctions or make some them private
John W. Eaton <jwe@octave.org>
parents: 9245
diff changeset
185 function move_baseline (h, d)
1aeb39118764 convert some plot functions to subfunctions or make some them private
John W. Eaton <jwe@octave.org>
parents: 9245
diff changeset
186 persistent recursion = false;
1aeb39118764 convert some plot functions to subfunctions or make some them private
John W. Eaton <jwe@octave.org>
parents: 9245
diff changeset
187
1aeb39118764 convert some plot functions to subfunctions or make some them private
John W. Eaton <jwe@octave.org>
parents: 9245
diff changeset
188 ## Don't allow recursion
1aeb39118764 convert some plot functions to subfunctions or make some them private
John W. Eaton <jwe@octave.org>
parents: 9245
diff changeset
189 if (! recursion)
1aeb39118764 convert some plot functions to subfunctions or make some them private
John W. Eaton <jwe@octave.org>
parents: 9245
diff changeset
190 unwind_protect
1aeb39118764 convert some plot functions to subfunctions or make some them private
John W. Eaton <jwe@octave.org>
parents: 9245
diff changeset
191 recursion = true;
1aeb39118764 convert some plot functions to subfunctions or make some them private
John W. Eaton <jwe@octave.org>
parents: 9245
diff changeset
192 hlist = get (h, "areagroup");
1aeb39118764 convert some plot functions to subfunctions or make some them private
John W. Eaton <jwe@octave.org>
parents: 9245
diff changeset
193 b0 = get (h, "basevalue");
1aeb39118764 convert some plot functions to subfunctions or make some them private
John W. Eaton <jwe@octave.org>
parents: 9245
diff changeset
194
1aeb39118764 convert some plot functions to subfunctions or make some them private
John W. Eaton <jwe@octave.org>
parents: 9245
diff changeset
195 for hh = hlist(:)'
10549
95c3e38098bf Untabify .m scripts
Rik <code@nomad.inbox5.com>
parents: 9896
diff changeset
196 if (hh != h)
95c3e38098bf Untabify .m scripts
Rik <code@nomad.inbox5.com>
parents: 9896
diff changeset
197 b1 = get (hh, "basevalue");
95c3e38098bf Untabify .m scripts
Rik <code@nomad.inbox5.com>
parents: 9896
diff changeset
198 if (b1 != b0)
95c3e38098bf Untabify .m scripts
Rik <code@nomad.inbox5.com>
parents: 9896
diff changeset
199 set (hh, "basevalue", b0);
95c3e38098bf Untabify .m scripts
Rik <code@nomad.inbox5.com>
parents: 9896
diff changeset
200 endif
95c3e38098bf Untabify .m scripts
Rik <code@nomad.inbox5.com>
parents: 9896
diff changeset
201 endif
9896
1aeb39118764 convert some plot functions to subfunctions or make some them private
John W. Eaton <jwe@octave.org>
parents: 9245
diff changeset
202 endfor
1aeb39118764 convert some plot functions to subfunctions or make some them private
John W. Eaton <jwe@octave.org>
parents: 9245
diff changeset
203 update_data (h, d);
1aeb39118764 convert some plot functions to subfunctions or make some them private
John W. Eaton <jwe@octave.org>
parents: 9245
diff changeset
204 unwind_protect_cleanup
1aeb39118764 convert some plot functions to subfunctions or make some them private
John W. Eaton <jwe@octave.org>
parents: 9245
diff changeset
205 recursion = false;
1aeb39118764 convert some plot functions to subfunctions or make some them private
John W. Eaton <jwe@octave.org>
parents: 9245
diff changeset
206 end_unwind_protect
1aeb39118764 convert some plot functions to subfunctions or make some them private
John W. Eaton <jwe@octave.org>
parents: 9245
diff changeset
207 endif
1aeb39118764 convert some plot functions to subfunctions or make some them private
John W. Eaton <jwe@octave.org>
parents: 9245
diff changeset
208 endfunction
1aeb39118764 convert some plot functions to subfunctions or make some them private
John W. Eaton <jwe@octave.org>
parents: 9245
diff changeset
209
1aeb39118764 convert some plot functions to subfunctions or make some them private
John W. Eaton <jwe@octave.org>
parents: 9245
diff changeset
210 function update_data (h, d)
1aeb39118764 convert some plot functions to subfunctions or make some them private
John W. Eaton <jwe@octave.org>
parents: 9245
diff changeset
211 hlist = get (h, "areagroup");
1aeb39118764 convert some plot functions to subfunctions or make some them private
John W. Eaton <jwe@octave.org>
parents: 9245
diff changeset
212 bv = get (h, "basevalue");
1aeb39118764 convert some plot functions to subfunctions or make some them private
John W. Eaton <jwe@octave.org>
parents: 9245
diff changeset
213 for i = 1 : length (hlist)
1aeb39118764 convert some plot functions to subfunctions or make some them private
John W. Eaton <jwe@octave.org>
parents: 9245
diff changeset
214 hh = hlist(i);
1aeb39118764 convert some plot functions to subfunctions or make some them private
John W. Eaton <jwe@octave.org>
parents: 9245
diff changeset
215 x1 = get (hh, "xdata")(:);
1aeb39118764 convert some plot functions to subfunctions or make some them private
John W. Eaton <jwe@octave.org>
parents: 9245
diff changeset
216 y1 = get (hh, "ydata")(:);
1aeb39118764 convert some plot functions to subfunctions or make some them private
John W. Eaton <jwe@octave.org>
parents: 9245
diff changeset
217
1aeb39118764 convert some plot functions to subfunctions or make some them private
John W. Eaton <jwe@octave.org>
parents: 9245
diff changeset
218 set (get (hh, "children"), "xdata", [x1(1); x1; flipud(x1)]);
1aeb39118764 convert some plot functions to subfunctions or make some them private
John W. Eaton <jwe@octave.org>
parents: 9245
diff changeset
219 if (i == 1)
1aeb39118764 convert some plot functions to subfunctions or make some them private
John W. Eaton <jwe@octave.org>
parents: 9245
diff changeset
220 set (get (hh, "children"), "ydata", [bv; y1; bv*ones(length(y1), 1)]);
1aeb39118764 convert some plot functions to subfunctions or make some them private
John W. Eaton <jwe@octave.org>
parents: 9245
diff changeset
221 else
1aeb39118764 convert some plot functions to subfunctions or make some them private
John W. Eaton <jwe@octave.org>
parents: 9245
diff changeset
222 y1 = y0 + y1;
1aeb39118764 convert some plot functions to subfunctions or make some them private
John W. Eaton <jwe@octave.org>
parents: 9245
diff changeset
223 set (get (hh, "children"), "ydata", [y0(1); y1; flipud(y0)]);
11587
c792872f8942 all script files: untabify and strip trailing whitespace
John W. Eaton <jwe@octave.org>
parents: 11523
diff changeset
224 endif
9896
1aeb39118764 convert some plot functions to subfunctions or make some them private
John W. Eaton <jwe@octave.org>
parents: 9245
diff changeset
225
1aeb39118764 convert some plot functions to subfunctions or make some them private
John W. Eaton <jwe@octave.org>
parents: 9245
diff changeset
226 y0 = y1;
1aeb39118764 convert some plot functions to subfunctions or make some them private
John W. Eaton <jwe@octave.org>
parents: 9245
diff changeset
227 endfor
1aeb39118764 convert some plot functions to subfunctions or make some them private
John W. Eaton <jwe@octave.org>
parents: 9245
diff changeset
228 endfunction
15566
ab1c6e6d1be6 area.m: Add demos and redo docstring.
Rik <rik@octave.org>
parents: 14872
diff changeset
229
ab1c6e6d1be6 area.m: Add demos and redo docstring.
Rik <rik@octave.org>
parents: 14872
diff changeset
230
ab1c6e6d1be6 area.m: Add demos and redo docstring.
Rik <rik@octave.org>
parents: 14872
diff changeset
231 %!demo
ab1c6e6d1be6 area.m: Add demos and redo docstring.
Rik <rik@octave.org>
parents: 14872
diff changeset
232 %! # Verify identity sin^2 + cos^2 = 1
ab1c6e6d1be6 area.m: Add demos and redo docstring.
Rik <rik@octave.org>
parents: 14872
diff changeset
233 %! clf;
ab1c6e6d1be6 area.m: Add demos and redo docstring.
Rik <rik@octave.org>
parents: 14872
diff changeset
234 %! t = linspace (0, 2*pi, 100)';
ab1c6e6d1be6 area.m: Add demos and redo docstring.
Rik <rik@octave.org>
parents: 14872
diff changeset
235 %! y = [sin(t).^2, cos(t).^2];
ab1c6e6d1be6 area.m: Add demos and redo docstring.
Rik <rik@octave.org>
parents: 14872
diff changeset
236 %! area (t, y);
16917
4bbc4b703fe4 area.m: tight axis limits for demo.
Ben Abbott <bpabbott@mac.com>
parents: 16816
diff changeset
237 %! axis tight
15566
ab1c6e6d1be6 area.m: Add demos and redo docstring.
Rik <rik@octave.org>
parents: 14872
diff changeset
238 %! legend ('sin^2', 'cos^2', 'location', 'NorthEastOutside');
17190
df4c4b7708a4 Add titles and clean-up plotting %!demos.
Rik <rik@octave.org>
parents: 17122
diff changeset
239 %! title ('area() plot');
15566
ab1c6e6d1be6 area.m: Add demos and redo docstring.
Rik <rik@octave.org>
parents: 14872
diff changeset
240
ab1c6e6d1be6 area.m: Add demos and redo docstring.
Rik <rik@octave.org>
parents: 14872
diff changeset
241 %!demo
ab1c6e6d1be6 area.m: Add demos and redo docstring.
Rik <rik@octave.org>
parents: 14872
diff changeset
242 %! # Show effects of setting BaseValue
ab1c6e6d1be6 area.m: Add demos and redo docstring.
Rik <rik@octave.org>
parents: 14872
diff changeset
243 %! clf;
ab1c6e6d1be6 area.m: Add demos and redo docstring.
Rik <rik@octave.org>
parents: 14872
diff changeset
244 %! x = [-2:0.1:2]';
ab1c6e6d1be6 area.m: Add demos and redo docstring.
Rik <rik@octave.org>
parents: 14872
diff changeset
245 %! y = x.^2 - 1;
ab1c6e6d1be6 area.m: Add demos and redo docstring.
Rik <rik@octave.org>
parents: 14872
diff changeset
246 %! subplot (1, 2, 1)
ab1c6e6d1be6 area.m: Add demos and redo docstring.
Rik <rik@octave.org>
parents: 14872
diff changeset
247 %! area (x, y);
ab1c6e6d1be6 area.m: Add demos and redo docstring.
Rik <rik@octave.org>
parents: 14872
diff changeset
248 %! title ({'Parabola y = x^2 -1';'BaseValue = 0'});
ab1c6e6d1be6 area.m: Add demos and redo docstring.
Rik <rik@octave.org>
parents: 14872
diff changeset
249 %! subplot (1, 2, 2)
ab1c6e6d1be6 area.m: Add demos and redo docstring.
Rik <rik@octave.org>
parents: 14872
diff changeset
250 %! h = area (x, y);
ab1c6e6d1be6 area.m: Add demos and redo docstring.
Rik <rik@octave.org>
parents: 14872
diff changeset
251 %! set (h, 'basevalue', -1);
ab1c6e6d1be6 area.m: Add demos and redo docstring.
Rik <rik@octave.org>
parents: 14872
diff changeset
252 %! title ({'Parabola y = x^2 -1';'BaseValue = -1'});
ab1c6e6d1be6 area.m: Add demos and redo docstring.
Rik <rik@octave.org>
parents: 14872
diff changeset
253
17033
02679492b0c6 Add demo to area.m to demonstrate "ydata" updater.
Ben Abbott <bpabbott@mac.com>
parents: 16917
diff changeset
254 %!demo
17190
df4c4b7708a4 Add titles and clean-up plotting %!demos.
Rik <rik@octave.org>
parents: 17122
diff changeset
255 %! clf;
17033
02679492b0c6 Add demo to area.m to demonstrate "ydata" updater.
Ben Abbott <bpabbott@mac.com>
parents: 16917
diff changeset
256 %! x = 0:10;
02679492b0c6 Add demo to area.m to demonstrate "ydata" updater.
Ben Abbott <bpabbott@mac.com>
parents: 16917
diff changeset
257 %! y = rand (size (x));
02679492b0c6 Add demo to area.m to demonstrate "ydata" updater.
Ben Abbott <bpabbott@mac.com>
parents: 16917
diff changeset
258 %! h = area (x, y);
02679492b0c6 Add demo to area.m to demonstrate "ydata" updater.
Ben Abbott <bpabbott@mac.com>
parents: 16917
diff changeset
259 %! set (h, 'ydata', sort (get (h, 'ydata')))
17190
df4c4b7708a4 Add titles and clean-up plotting %!demos.
Rik <rik@octave.org>
parents: 17122
diff changeset
260 %! title ('area() plot of sorted data');