Mercurial > octave
view scripts/plot/draw/line.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 | ecce63c99c3f |
children | bac0d6f07a3e |
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## Copyright (C) 2005-2015 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 {} {} line () ## @deftypefnx {} {} line (@var{x}, @var{y}) ## @deftypefnx {} {} line (@var{x}, @var{y}, @var{property}, @var{value}, @dots{}) ## @deftypefnx {} {} line (@var{x}, @var{y}, @var{z}) ## @deftypefnx {} {} line (@var{x}, @var{y}, @var{z}, @var{property}, @var{value}, @dots{}) ## @deftypefnx {} {} line (@var{property}, @var{value}, @dots{}) ## @deftypefnx {} {} line (@var{hax}, @dots{}) ## @deftypefnx {} {@var{h} =} line (@dots{}) ## Create line object from @var{x} and @var{y} (and possibly @var{z}) and ## insert in the current axes. ## ## Multiple property-value pairs may be specified for the line object, but they ## must appear in pairs. ## ## 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 (or vector of ## handles) to the line objects created. ## ## @seealso{image, patch, rectangle, surface, text} ## @end deftypefn ## Author: jwe function h = line (varargin) ## Get axis argument which may be in a 'parent' PROP/VAL pair [hax, varargin] = __plt_get_axis_arg__ ("line", varargin{:}); if (isempty (hax)) hax = gca (); else hax = hax(1); endif htmp = __line__ (hax, varargin{:}); if (nargout > 0) h = htmp; endif endfunction %!demo %! clf; %! line ([0 1], [0.8 0.8], "linestyle", "-", "color", "b"); %! line ([0 1], [0.6 0.6], "linestyle", "--", "color", "g"); %! line ([0 1], [0.4 0.4], "linestyle", ":", "color", "r"); %! line ([0 1], [0.2 0.2], "linestyle", "-.", "color", "k"); %! ylim ([0 1]); %! title ("line() with various linestyles"); %! legend ('"-"', '"--"', '":"', '"-."', 'location', 'eastoutside'); %!demo %! clf; %! x = 0:0.3:10; %! y1 = cos (x); %! y2 = sin (x); %! subplot (3,1,1); %! args = {"color", "b", "marker", "s"}; %! line ([x(:), x(:)], [y1(:), y2(:)], args{:}); %! title ("Test broadcasting for line()"); %! subplot (3,1,2); %! line (x(:), [y1(:), y2(:)], args{:}); %! subplot (3,1,3); %! line ([x(:), x(:)+pi/2], y1(:), args{:}); %! xlim ([0 10]); %!test %! hf = figure ("visible", "off"); %! unwind_protect %! h = line; %! assert (findobj (hf, "type", "line"), h); %! assert (get (h, "xdata"), [0 1], eps); %! assert (get (h, "ydata"), [0 1], eps); %! assert (get (h, "type"), "line"); %! assert (get (h, "color"), get (0, "defaultlinecolor")); %! assert (get (h, "linestyle"), get (0, "defaultlinelinestyle")); %! assert (get (h, "linewidth"), get (0, "defaultlinelinewidth"), eps); %! unwind_protect_cleanup %! close (hf); %! end_unwind_protect