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Cleanup documentation file plot.texi Spellcheck Stylecheck (Mostly double spaces after periods)
author Rik <rdrider0-list@yahoo.com>
date Sun, 22 Mar 2009 14:40:24 -0700
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children 1bf0ce0930be
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John W. Eaton <jwe@octave.org>
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1 ## Copyright (C) 2007, 2008 David Bateman
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2 ##
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3 ## This file is part of Octave.
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4 ##
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5 ## Octave is free software; you can redistribute it and/or modify it
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6 ## under the terms of the GNU General Public License as published by
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7 ## the Free Software Foundation; either version 3 of the License, or (at
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8 ## your option) any later version.
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9 ##
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10 ## Octave is distributed in the hope that it will be useful, but
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11 ## WITHOUT ANY WARRANTY; without even the implied warranty of
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12 ## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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13 ## General Public License for more details.
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14 ##
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15 ## You should have received a copy of the GNU General Public License
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16 ## along with Octave; see the file COPYING. If not, see
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17 ## <http://www.gnu.org/licenses/>.
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18
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19 ## -*- texinfo -*-
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20 ## @deftypefn {Function File} {@var{h} =} stem3 (@var{x}, @var{y}, @var{z}, @var{linespec})
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21 ## Plot a three-dimensional stem graph and return the handles of the line
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22 ## and marker objects used to draw the stems as "stem series" object.
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23 ## The default color is @code{"r"} (red). The default line style is
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24 ## @code{"-"} and the default marker is @code{"o"}.
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25 ##
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26 ## For example,
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27 ## @example
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28 ## theta = 0:0.2:6;
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29 ## stem3 (cos (theta), sin (theta), theta)
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30 ## @end example
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31 ##
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32 ## @noindent
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33 ## plots 31 stems with heights from 0 to 6 lying on a circle. Color
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34 ## definitions with rgb-triples are not valid!
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35 ## @seealso{bar, barh, stem, plot}
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36 ## @end deftypefn
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37
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38 function h = stem3 (varargin)
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39
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40 if (nargin < 1 || nargin > 4)
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41 print_usage ();
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42 endif
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43
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44 tmp = __stem__ (true, varargin{:});
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45
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46 if (nargout > 0)
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47 h = tmp;
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48 endif
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49
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50 endfunction
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51
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52 %!demo
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53 %! theta = 0:0.2:6;
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54 %! stem3 (cos (theta), sin (theta), theta)