<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> <html> <!-- Created by GNU Texinfo 6.5, http://www.gnu.org/software/texinfo/ --> <head> <meta http-equiv="Content-Type" content="text/html; charset=utf-8"> <title>Contour Groups (GNU Octave (version 5.1.0))</title> <meta name="description" content="Contour Groups (GNU Octave (version 5.1.0))"> <meta name="keywords" content="Contour Groups (GNU Octave (version 5.1.0))"> <meta name="resource-type" content="document"> <meta name="distribution" content="global"> <meta name="Generator" content="makeinfo"> <link href="index.html#Top" rel="start" title="Top"> <link href="Concept-Index.html#Concept-Index" rel="index" title="Concept Index"> <link href="index.html#SEC_Contents" rel="contents" title="Table of Contents"> <link href="Object-Groups.html#Object-Groups" rel="up" title="Object Groups"> <link href="Error-Bar-Series.html#Error-Bar-Series" rel="next" title="Error Bar Series"> <link href="Bar-Series.html#Bar-Series" rel="prev" title="Bar Series"> <style type="text/css"> <!-- a.summary-letter {text-decoration: none} blockquote.indentedblock {margin-right: 0em} blockquote.smallindentedblock {margin-right: 0em; font-size: smaller} blockquote.smallquotation {font-size: smaller} div.display {margin-left: 3.2em} div.example {margin-left: 3.2em} div.lisp {margin-left: 3.2em} div.smalldisplay {margin-left: 3.2em} div.smallexample {margin-left: 3.2em} div.smalllisp {margin-left: 3.2em} kbd {font-style: oblique} pre.display {font-family: inherit} pre.format {font-family: inherit} pre.menu-comment {font-family: serif} pre.menu-preformatted {font-family: serif} pre.smalldisplay {font-family: inherit; font-size: smaller} pre.smallexample {font-size: smaller} pre.smallformat {font-family: inherit; font-size: smaller} pre.smalllisp {font-size: smaller} span.nolinebreak {white-space: nowrap} span.roman {font-family: initial; font-weight: normal} span.sansserif {font-family: sans-serif; font-weight: normal} ul.no-bullet {list-style: none} --> </style> <link rel="stylesheet" type="text/css" href="octave.css"> </head> <body lang="en"> <a name="Contour-Groups"></a> <div class="header"> <p> Next: <a href="Error-Bar-Series.html#Error-Bar-Series" accesskey="n" rel="next">Error Bar Series</a>, Previous: <a href="Bar-Series.html#Bar-Series" accesskey="p" rel="prev">Bar Series</a>, Up: <a href="Object-Groups.html#Object-Groups" accesskey="u" rel="up">Object Groups</a> [<a href="index.html#SEC_Contents" title="Table of contents" rel="contents">Contents</a>][<a href="Concept-Index.html#Concept-Index" title="Index" rel="index">Index</a>]</p> </div> <hr> <a name="Contour-Groups-1"></a> <h4 class="subsubsection">15.4.6.4 Contour Groups</h4> <a name="index-series-objects-2"></a> <a name="index-contour-series"></a> <p>Contour group objects are created by the <code>contour</code>, <code>contourf</code>, and <code>contour3</code> functions. They are also one of the handles returned by the <code>surfc</code> and <code>meshc</code> functions. The properties of the contour group are </p> <dl compact="compact"> <dt><code>contourmatrix</code></dt> <dd><p>A read only property that contains the data return by <code>contourc</code> used to create the contours of the plot. </p> </dd> <dt><code>fill</code></dt> <dd><p>A radio property that can have the values <code>"on"</code> or <code>"off"</code> that flags whether the contours to plot are to be filled. </p> </dd> <dt><code>zlevelmode</code></dt> <dt><code>zlevel</code></dt> <dd><p>The radio property <code>zlevelmode</code> can have the values <code>"none"</code>, <code>"auto"</code>, or <code>"manual"</code>. When its value is <code>"none"</code> there is no z component to the plotted contours. When its value is <code>"auto"</code> the z value of the plotted contours is at the same value as the contour itself. If the value is <code>"manual"</code>, then the z value at which to plot the contour is determined by the <code>zlevel</code> property. </p> </dd> <dt><code>levellistmode</code></dt> <dt><code>levellist</code></dt> <dt><code>levelstepmode</code></dt> <dt><code>levelstep</code></dt> <dd><p>If <code>levellistmode</code> is <code>"manual"</code>, then the levels at which to plot the contours is determined by <code>levellist</code>. If <code>levellistmode</code> is set to <code>"auto"</code>, then the distance between contours is determined by <code>levelstep</code>. If both <code>levellistmode</code> and <code>levelstepmode</code> are set to <code>"auto"</code>, then there are assumed to be 10 equal spaced contours. </p> </dd> <dt><code>textlistmode</code></dt> <dt><code>textlist</code></dt> <dt><code>textstepmode</code></dt> <dt><code>textstep</code></dt> <dd><p>If <code>textlistmode</code> is <code>"manual"</code>, then the labeled contours is determined by <code>textlist</code>. If <code>textlistmode</code> is set to <code>"auto"</code>, then the distance between labeled contours is determined by <code>textstep</code>. If both <code>textlistmode</code> and <code>textstepmode</code> are set to <code>"auto"</code>, then there are assumed to be 10 equal spaced labeled contours. </p> </dd> <dt><code>showtext</code></dt> <dd><p>Flag whether the contour labels are shown or not. </p> </dd> <dt><code>labelspacing</code></dt> <dd><p>The distance between labels on a single contour in points. </p> </dd> <dt><code>linewidth</code></dt> <dt><code>linestyle</code></dt> <dt><code>linecolor</code></dt> <dd><p>The properties of the contour lines. The properties <code>linewidth</code> and <code>linestyle</code> are similar to the corresponding properties for lines. The property <code>linecolor</code> is a color property (see <a href="Colors.html#Colors">Colors</a>), that can also have the values of <code>"none"</code> or <code>"auto"</code>. If <code>linecolor</code> is <code>"none"</code>, then no contour line is drawn. If <code>linecolor</code> is <code>"auto"</code> then the line color is determined by the colormap. </p> </dd> <dt><code>xdata</code></dt> <dt><code>ydata</code></dt> <dt><code>zdata</code></dt> <dd><p>The original x, y, and z data of the contour lines. </p> </dd> <dt><code>xdatasource</code></dt> <dt><code>ydatasource</code></dt> <dt><code>zdatasource</code></dt> <dd><p>Data source variables. </p></dd> </dl> <hr> <div class="header"> <p> Next: <a href="Error-Bar-Series.html#Error-Bar-Series" accesskey="n" rel="next">Error Bar Series</a>, Previous: <a href="Bar-Series.html#Bar-Series" accesskey="p" rel="prev">Bar Series</a>, Up: <a href="Object-Groups.html#Object-Groups" accesskey="u" rel="up">Object Groups</a> [<a href="index.html#SEC_Contents" title="Table of contents" rel="contents">Contents</a>][<a href="Concept-Index.html#Concept-Index" title="Index" rel="index">Index</a>]</p> </div> </body> </html>