Mercurial > octave-nkf
view scripts/plot/private/__errplot__.m @ 10575:3eba2cc7cbda
Allow matlab style linestyles in errorbar plots
author | David Bateman <dbateman@free.fr> |
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date | Mon, 26 Apr 2010 22:26:17 +0200 |
parents | d8894a2d0a03 |
children | 384c514bbae2 |
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## Copyright (C) 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009 ## Teemu Ikonen ## ## 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 {Function File} {@var{h} =} __errplot__ (@var{fstr}, @var{p}, @dots{}) ## Undocumented internal function. ## @end deftypefn ## Created: 18.7.2000 ## Author: Teemu Ikonen <tpikonen@pcu.helsinki.fi> ## Keywords: errorbar, plotting function h = __errplot__ (fstr, p, a1, a2, a3, a4, a5, a6) if (nargin < 4 || nargin > 8) # at least two data arguments needed print_usage (); endif [fmt, key] = __pltopt__ ("__errplot__", fstr); [len, nplots] = size (a1); h = []; for i = 1:nplots ## Set the plot type based on linestyle. if (strcmp (fmt.linestyle, "~")) ifmt = "yerr"; elseif (strcmp (fmt.linestyle, ">")) ifmt = "xerr"; elseif (strcmp (fmt.linestyle, "~>")) ifmt = "xyerr"; elseif (strcmp (fmt.linestyle, "#")) ifmt = "box"; elseif (strcmp (fmt.linestyle, "#~")) ifmt = "boxy"; elseif (strcmp (fmt.linestyle, "#~>")) ifmt = "boxxy"; else ifmt = "matlab"; endif hg = hggroup ("parent", p); h = [h; hg]; args = __add_datasource__ ("__errplot__", hg, {"x", "y", "l", "u", "xl", "xu"}); if (isempty (fmt.color)) hl = __line__ (hg, "color", __next_line_color__ ()); else hl = __line__ (hg, "color", fmt.color); endif if (index (ifmt, "matlab")) ifmt = "yerr"; if (! strcmp (fmt.linestyle, "none")) set (hl, "linestyle", fmt.linestyle); endif endif ## FIXME -- note the code below adds the errorbar data directly as ## ldata, etc properties of the line objects, as gnuplot can handle ## this. Matlab has the errorbar part of the plot as a special line ## object with embedded NaNs that draws the three segments of the ## bar separately. Should we duplicate Matlab's behavior and stop ## using the ldata, etc. properties of the line objects that are ## Octace specific? switch (nargin - 2) case 1 error ("error plot requires 2, 3, 4 or 6 columns"); case 2 if (index (ifmt, "xerr")) set (hl, "xdata", (1:len)', "ydata", a1(:,i), "xldata", a2(:,i), "xudata", a2(:,i)); elseif (index (ifmt, "yerr")) set (hl, "xdata", (1:len)', "ydata", a1(:,i), "ldata", a2(:,i), "udata", a2(:,i)); else error ("2 column errorplot is only valid or xerr or yerr"); endif case 3 if (index (ifmt, "boxxy") || index (ifmt, "xyerr")) set (hl, "xdata", (1:len)', "ydata", a1(:,i), "xldata", a2(:,i), "xudata", a2(:,i), "ldata", a3(:,i), "udata", a3(:,i)); elseif (index (ifmt, "xerr")) set (hl, "xdata", a1(:,i), "ydata", a2(:,i), "xldata", a3(:,i), "xudata", a3(:,i)); else set (hl, "xdata", a1(:,i), "ydata", a2(:,i), "ldata", a3(:,i), "udata", a3(:,i)); endif case 4 if (index (ifmt, "boxxy") || index (ifmt, "xyerr")) set (hl, "xdata", a1(:,i), "ydata", a2(:,i), "xldata", a3(:,i), "xudata", a3(:,i), "ldata", a4(:,i), "udata", a4(:,i)); elseif (index (ifmt, "xerr")) set (hl, "xdata", a1(:,i), "ydata", a2(:,i), "xldata", a3(:,i), "xudata", a4(:,i)); else set (hl, "xdata", a1(:,i), "ydata", a2(:,i), "ldata", a3(:,i), "udata", a4(:,i)); endif case 5 error ("error plot requires 2, 3, 4 or 6 columns"); case 6 if (index (ifmt, "boxxy") || index (ifmt, "xyerr")) set (hl, "xdata", a1(:,i), "ydata", a2(:,i), "xldata", a3(:,i), "xudata", a4(:,i), "ldata", a5(:,i), "udata", a6(:,i)); else error ("error plot with 6 columns only valid for boxxy and xyerr"); endif endswitch addproperty ("color", hg, "linecolor", get (hl, "color")); addproperty ("linewidth", hg, "linelinewidth", get (hl, "linewidth")); addproperty ("linestyle", hg, "linelinestyle", get (hl, "linestyle")); addproperty ("marker", hg, "linemarker", get (hl, "marker")); addproperty ("markerfacecolor", hg, "linemarkerfacecolor", get (hl, "markerfacecolor")); addproperty ("markeredgecolor", hg, "linemarkerfacecolor", get (hl, "markeredgecolor")); addproperty ("markersize", hg, "linemarkersize", get (hl, "markersize")); addlistener (hg, "color", @update_props); addlistener (hg, "linewidth", @update_props); addlistener (hg, "linestyle", @update_props); addlistener (hg, "marker", @update_props); addlistener (hg, "markerfacecolor", @update_props); addlistener (hg, "markersize", @update_props); addproperty ("xdata", hg, "data", get (hl, "xdata")); addproperty ("ydata", hg, "data", get (hl, "ydata")); addproperty ("ldata", hg, "data", get (hl, "ldata")); addproperty ("udata", hg, "data", get (hl, "udata")); addproperty ("xldata", hg, "data", get (hl, "xldata")); addproperty ("xudata", hg, "data", get (hl, "xudata")); addlistener (hg, "xdata", @update_data); addlistener (hg, "ydata", @update_data); addlistener (hg, "ldata", @update_data); addlistener (hg, "udata", @update_data); addlistener (hg, "xldata", @update_data); addlistener (hg, "xudata", @update_data); __line__ (hg, "xdata", get (hl, "xdata"), "ydata", get (hl, "ydata"), "color", get (hl, "color"), "linewidth", get (hl, "linewidth"), "linestyle", get (hl, "linestyle"), "marker", "none", "parent", hg); endfor endfunction function update_props (h, d) set (get (h, "children"), "color", get (h, "color"), "linewidth", get (h, "linewidth"), "linestyle", get (h, "linestyle"), "marker", get (h, "marker"), "markersize", get (h, "markersize"), "markerfacecolor", get (h, "markerfacecolor"), "markeredgecolor", get (h, "markeredgecolor")); endfunction function update_data (h, d) x = get (h, "xdata"); y = get (h, "ydata"); l = get (h, "ldata"); u = get (h, "udata"); xl = get (h, "xldata"); xu = get (h, "xudata"); kids = get (h, "children"); set (kids(1), "xdata", x, "ydata", y); set (kids(2), "xdata", x, "ydata", y, "ldata", l, "udata", u, "xldata", xl, "xudata", xu); endfunction