Mercurial > octave
view scripts/plot/draw/private/__pie__.m @ 28912:0de38a6ef693
maint: Use Octave convention of space after function name in scripts dir.
* cplxpair.m, gradient.m, integral.m, integral3.m, interp2.m, interpft.m,
num2str.m, pol2cart.m, quad2d.m, quadgk.m, quadl.m, repelem.m, sph2cart.m,
convhull.m, delaunay.m, delaunayn.m, movegui.m, print_usage.m,
__strip_html_tags__.m, colormap.m, gray2ind.m, imformats.m, importdata.m,
javachk.m, condest.m, isbanded.m, krylov.m, lscov.m, rref.m, inputParser.m,
publish.m, symvar.m, validateattributes.m, ode15i.m, ode15s.m, ode23.m,
ode23s.m, ode45.m, fminbnd.m, fminsearch.m, glpk.m, qp.m, get_forge_pkg.m,
installed_packages.m, annotation.m, axis.m, camorbit.m, campos.m, camva.m,
camzoom.m, daspect.m, legend.m, pbaspect.m, __gnuplot_legend__.m, light.m,
patch.m, plotyy.m, __pie__.m, reducepatch.m, ribbon.m, streamline.m, trisurf.m,
figure.m, ndgrid.m, __gnuplot_draw_axes__.m, __opengl_print__.m, padecoef.m,
polygcd.m, ppval.m, spline.m, union.m, bicg.m, bicgstab.m, cgs.m, eigs.m,
gmres.m, pcg.m, pcr.m, __alltohandles__.m, __sprand__.m, qmr.m, tfqmr.m,
betaincinv.m, cosint.m, gammainc.m, discrete_cdf.m, discrete_inv.m,
discrete_rnd.m, base2dec.m, strtok.m, compare_plot_demos.m,
html_compare_plot_demos.m, speed.m, test.m, weboptions.m, webread.m, webwrite.m:
Use Octave convention of space after function name and before '(' in scripts
directory.
author | Rik <rik@octave.org> |
---|---|
date | Tue, 13 Oct 2020 18:17:29 -0700 |
parents | bd51beb6205e |
children | 7854d5752dd2 |
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######################################################################## ## ## Copyright (C) 2007-2020 The Octave Project Developers ## ## See the file COPYRIGHT.md in the top-level directory of this ## distribution or <https://octave.org/copyright/>. ## ## 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 ## <https://www.gnu.org/licenses/>. ## ######################################################################## ## -*- texinfo -*- ## @deftypefn {} {@var{hlist} =} __pie__ (caller, @dots{}) ## Undocumented internal function. ## @end deftypefn function hlist = __pie__ (caller, varargin) h = varargin{1}; x = abs (varargin{2}); iarg = 3; if (! isvector (x)) error ("%s: X must be a vector", caller); endif len = length (x); have_explode = false; have_labels = false; while (iarg <= nargin - 1) arg = varargin{iarg++}; if (iscell (arg)) labels = arg; have_labels = true; if (numel (x) != numel (labels)) error ("%s: mismatch in number of labels and data", caller); endif elseif (isnumeric (arg) || islogical (arg)) explode = arg; have_explode = true; if (! size_equal (x, explode)) error ("%s: mismatch in number of elements in explode and data", caller); endif else error ("%s: %s is invalid as an optional argument", caller, class (arg)); endif endwhile if (! have_explode) explode = zeros (size (x)); endif normalize = true; if (sum (x(:)) < 1) normalize = false; endif if (! have_labels) if (normalize) xp = round (100 * x ./ sum (x)); else xp = round (100 * x); endif for i = 1:len labels{i} = sprintf ("%d%%", xp(i)); endfor endif hlist = []; refinement = 90; phi = 0:refinement:360; if (normalize) xphi = cumsum (x / sum (x) * 360); else xphi = cumsum (x * 360); endif for i = 1:len if (i == 1) xn = 0 : 360 / refinement : xphi(i); else xn = xphi(i-1) : 360 / refinement : xphi(i); endif if (xn(end) != xphi(i)) xn = [xn, xphi(i)]; endif xn2 = (xn(1) + xn(end)) / 2; if (explode (i)) xoff = - 0.1 * sind (xn2); yoff = 0.1 * cosd (xn2); else xoff = 0; yoff = 0; endif xt = - 1.2 * sind (xn2); yt = 1.2 * cosd (xn2); if (len == 1) set (h, "clim", [1, 2]); else set (h, "clim", [1, len]); endif if (strcmp (caller, "pie3")) ln = length (xn); zlvl = 0.35; sx = repmat (xoff + [0, -sind(xn), 0], [2, 1]); sy = repmat (yoff + [0, cosd(xn), 0], [2, 1]); sz = [zeros(1, ln + 2); zlvl * ones(1, ln + 2)]; sc = i * ones (size (sz)); hlist = [hlist; patch(xoff + [0, -sind(xn)], yoff + [0, cosd(xn)], zeros (1, ln + 1), i); surface (sx, sy, sz, sc); patch(xoff + [0, -sind(xn)], yoff + [0, cosd(xn)], zlvl * ones (1, ln + 1), i); text(xt, yt, zlvl, labels{i})]; elseif (strcmp (caller, "pie")) if (xt > 0) align = "left"; elseif (xt < 0) align = "right"; else align = "center"; endif hlist = [hlist; patch(xoff + [0, -sind(xn)], yoff + [0, cosd(xn)], i); text(xt, yt, labels{i}, "horizontalalignment", align)]; else error ("__pie__: unknown caller '%s'", caller); endif endfor addlistener (gca, "view", {@update_text_pos, hlist}); if (strcmp (caller, "pie3")) axis ([-1.25, 1.25, -1.25, 1.25, -0.05, 0.4], "equal", "off"); view (-37.5, 30); elseif (strcmp (caller, "pie")) axis ([-1.5, 1.5, -1.5, 1.5], "square", "off"); endif endfunction function update_text_pos (all_handles) ## Text objects in the foreground should be at the base level. ## Text objects in the background should be at the top level. ## Text objects on the right side should be aligned to the right ## and on the left side to the left. tobj = findobj (all_handles, "type", "text"); ## check if we are called from pie3 s = findobj (all_handles, "type", "surface"); is_pie3 = false; if (length (s) > 0) is_pie3 = true; endif if (length (tobj) > 0) ax = get (tobj(1), "parent"); azel = get (ax, "view"); pos = get (tobj, "position"); if (iscell (pos)) pos = cell2mat (pos); endif phi = atand (pos(:,1) ./ pos(:,2)); [theta, r] = cart2pol (pos(:,1), pos(:,2)); theta *= 180/pi; theta -= azel(1); theta = mod (theta, 360); ud_mask = (theta > 180); lr_mask = (theta > 90) & (theta < 270); for i = 1 : length (tobj) if (is_pie3) if (ud_mask(i)) set (tobj(i), "position", [pos(i,1), pos(i,2), -0.05]); else set (tobj(i), "position", [pos(i,1), pos(i,2), 0.40]); endif endif if (lr_mask(i)) set (tobj(i), "horizontalalignment", "right"); else set (tobj(i), "horizontalalignment", "left"); endif endfor endif endfunction