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view scripts/plot/draw/loglog.m @ 22302:1c4cd12987f5
Use Octave syntax in graphics demos.
* inputdlg.m, listdlg.m, waitbar.m, autumn.m, bone.m, cool.m, copper.m,
cubehelix.m, flag.m, gray.m, hot.m, hsv.m, jet.m, lines.m, ocean.m, pink.m,
prism.m, rainbow.m, rgbplot.m, spring.m, summer.m, viridis.m, white.m,
winter.m, annotation.m, axis.m, clabel.m, daspect.m, datetick.m, grid.m,
legend.m, lighting.m, material.m, pbaspect.m, shading.m, text.m, xlim.m,
ylim.m, zlim.m, area.m, bar.m, barh.m, camlight.m, colorbar.m, comet.m,
comet3.m, contour.m, contour3.m, contourf.m, cylinder.m, ellipsoid.m,
errorbar.m, ezcontour.m, ezcontourf.m, ezmesh.m, ezmeshc.m, ezplot.m,
ezplot3.m, ezsurf.m, ezsurfc.m, feather.m, fill.m, fplot.m, isocaps.m,
isonormals.m, isosurface.m, light.m, line.m, loglog.m, loglogerr.m, mesh.m,
meshc.m, meshz.m, pareto.m, patch.m, pcolor.m, pie.m, pie3.m, plot.m, plot3.m,
plotmatrix.m, plotyy.m, polar.m, quiver.m, quiver3.m, rectangle.m, ribbon.m,
rose.m, scatter.m, scatter3.m, semilogx.m, semilogxerr.m, semilogy.m,
semilogyerr.m, shrinkfaces.m, slice.m, smooth3.m, sombrero.m, stairs.m, stem.m,
stem3.m, stemleaf.m, surf.m, surfc.m, surfl.m, surfnorm.m, tetramesh.m,
trimesh.m, triplot.m, trisurf.m, waterfall.m, copyobj.m, hold.m, linkaxes.m,
linkprop.m, printd.m, refreshdata.m, subplot.m, zoom.m, pcr.m, dump_demos.m:
Use Octave syntax in graphics demos.
author | Rik <rik@octave.org> |
---|---|
date | Mon, 15 Aug 2016 15:15:30 -0700 |
parents | 516bb87ea72e |
children | 533c3c4059a3 |
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## Copyright (C) 1993-2015 John W. Eaton ## ## This file is part of Octave. ## ## Octave is free software; you can redistribute it and/or modify it ## under the terms of the GNU General Public License as published by ## the Free Software Foundation; either version 3 of the License, or (at ## your option) any later version. ## ## Octave is distributed in the hope that it will be useful, but ## WITHOUT ANY WARRANTY; without even the implied warranty of ## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU ## General Public License for more details. ## ## You should have received a copy of the GNU General Public License ## along with Octave; see the file COPYING. If not, see ## <http://www.gnu.org/licenses/>. ## -*- texinfo -*- ## @deftypefn {} {} loglog (@var{y}) ## @deftypefnx {} {} loglog (@var{x}, @var{y}) ## @deftypefnx {} {} loglog (@var{x}, @var{y}, @var{prop}, @var{value}, @dots{}) ## @deftypefnx {} {} loglog (@var{x}, @var{y}, @var{fmt}) ## @deftypefnx {} {} loglog (@var{hax}, @dots{}) ## @deftypefnx {} {@var{h} =} loglog (@dots{}) ## Produce a 2-D plot using logarithmic scales for both axes. ## ## See the documentation of @code{plot} for a description of the arguments ## that @code{loglog} will accept. ## ## If the first argument @var{hax} is an axes handle, then plot into this axis, ## rather than the current axes returned by @code{gca}. ## ## The optional return value @var{h} is a graphics handle to the created plot. ## @seealso{plot, semilogx, semilogy} ## @end deftypefn ## Author: jwe function h = loglog (varargin) [hax, varargin, nargs] = __plt_get_axis_arg__ ("loglog", varargin{:}); if (nargs < 1) print_usage (); endif oldfig = []; if (! isempty (hax)) oldfig = get (0, "currentfigure"); endif unwind_protect hax = newplot (hax); set (hax, "xscale", "log", "yscale", "log"); if (! ishold (hax)) set (hax, "xminortick", "on", "yminortick", "on"); endif htmp = __plt__ ("loglog", hax, varargin{:}); unwind_protect_cleanup if (! isempty (oldfig)) set (0, "currentfigure", oldfig); endif end_unwind_protect if (nargout > 0) h = htmp; endif endfunction %!demo %! clf; %! t = 1:0.01:10; %! x = sort ((t .* (1 + rand (size (t)))) .^ 2); %! y = (t .* (1 + rand (size (t)))) .^ 2; %! loglog (x, y); %! title ({"loglog() plot", "Both axes are logarithmic"}); %!demo %! clf; %! a = logspace (-5, 1, 10); %! b =-logspace (-5, 1, 10); %! %! subplot (1,2,1); %! loglog (a, b); %! xlabel ("loglog (a, b)"); %! %! subplot (1,2,2); %! loglog (a, abs (b)); %! set (gca, "ydir", "reverse"); %! xlabel ("loglog (a, abs (b))"); %!test %! hf = figure ("visible", "off"); %! unwind_protect %! a = logspace (-5, 1, 10); %! b = logspace (-5, 1, 10); %! loglog (a, b); %! assert (get (gca, "yscale"), "log"); %! assert (get (gca, "xscale"), "log"); %! unwind_protect_cleanup %! close (hf); %! end_unwind_protect %!test %! hf = figure ("visible", "off"); %! unwind_protect %! a = logspace (-5, 1, 10); %! b =-logspace (-5, 1, 10); %! loglog (a, b); %! axis tight; %! assert (all (get (gca, "ytick") < 0)); %! unwind_protect_cleanup %! close (hf); %! end_unwind_protect