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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"><!--NewPage--><HTML><HEAD><!-- Generated by javadoc (build 1.4.2_03) on Mon Jun 07 16:42:30 BST 2004 --><TITLE>CompassPlot (JFreeChart Class Library (version 0.9.20))</TITLE><META NAME="keywords" CONTENT="org.jfree.chart.plot.CompassPlot class"><LINK REL ="stylesheet" TYPE="text/css" HREF="../../../../stylesheet.css" TITLE="Style"><SCRIPT type="text/javascript">function windowTitle(){ parent.document.title="CompassPlot (JFreeChart Class Library (version 0.9.20))";}</SCRIPT></HEAD><BODY BGCOLOR="white" onload="windowTitle();"><!-- ========= START OF TOP NAVBAR ======= --><A NAME="navbar_top"><!-- --></A><A HREF="#skip-navbar_top" title="Skip navigation links"></A><TABLE BORDER="0" WIDTH="100%" CELLPADDING="1" CELLSPACING="0" SUMMARY=""><TR><TD COLSPAN=3 BGCOLOR="#EEEEFF" CLASS="NavBarCell1"><A NAME="navbar_top_firstrow"><!-- --></A><TABLE BORDER="0" CELLPADDING="0" CELLSPACING="3" SUMMARY=""> <TR ALIGN="center" VALIGN="top"> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../../../overview-summary.html"><FONT CLASS="NavBarFont1"><B>Overview</B></FONT></A> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="package-summary.html"><FONT CLASS="NavBarFont1"><B>Package</B></FONT></A> </TD> <TD BGCOLOR="#FFFFFF" CLASS="NavBarCell1Rev"> <FONT CLASS="NavBarFont1Rev"><B>Class</B></FONT> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="package-tree.html"><FONT CLASS="NavBarFont1"><B>Tree</B></FONT></A> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../../../deprecated-list.html"><FONT CLASS="NavBarFont1"><B>Deprecated</B></FONT></A> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../../../index-all.html"><FONT CLASS="NavBarFont1"><B>Index</B></FONT></A> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../../../help-doc.html"><FONT CLASS="NavBarFont1"><B>Help</B></FONT></A> </TD> </TR></TABLE></TD><TD ALIGN="right" VALIGN="top" ROWSPAN=3><EM></EM></TD></TR><TR><TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2"> <A HREF="../../../../org/jfree/chart/plot/CombinedRangeXYPlot.html" title="class in org.jfree.chart.plot"><B>PREV CLASS</B></A> <A HREF="../../../../org/jfree/chart/plot/ContourPlot.html" title="class in org.jfree.chart.plot"><B>NEXT CLASS</B></A></FONT></TD><TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2"> <A HREF="../../../../index.html" target="_top"><B>FRAMES</B></A> <A HREF="CompassPlot.html" target="_top"><B>NO FRAMES</B></A> <SCRIPT type="text/javascript"> <!-- if(window==top) { document.writeln('<A HREF="../../../../allclasses-noframe.html"><B>All Classes</B></A>'); } //--></SCRIPT><NOSCRIPT> <A HREF="../../../../allclasses-noframe.html"><B>All Classes</B></A></NOSCRIPT></FONT></TD></TR><TR><TD VALIGN="top" CLASS="NavBarCell3"><FONT SIZE="-2"> SUMMARY: NESTED | <A HREF="#field_summary">FIELD</A> | <A HREF="#constructor_summary">CONSTR</A> | <A HREF="#method_summary">METHOD</A></FONT></TD><TD VALIGN="top" CLASS="NavBarCell3"><FONT SIZE="-2">DETAIL: <A HREF="#field_detail">FIELD</A> | <A HREF="#constructor_detail">CONSTR</A> | <A HREF="#method_detail">METHOD</A></FONT></TD></TR></TABLE><A NAME="skip-navbar_top"></A><!-- ========= END OF TOP NAVBAR ========= --><HR><!-- ======== START OF CLASS DATA ======== --><H2><FONT SIZE="-1">org.jfree.chart.plot</FONT><BR>Class CompassPlot</H2><PRE>java.lang.Object <IMG SRC="../../../../resources/inherit.gif" ALT="extended by"><A HREF="../../../../org/jfree/chart/plot/Plot.html" title="class in org.jfree.chart.plot">org.jfree.chart.plot.Plot</A> <IMG SRC="../../../../resources/inherit.gif" ALT="extended by"><B>org.jfree.chart.plot.CompassPlot</B></PRE><DL><DT><B>All Implemented Interfaces:</B> <DD><A HREF="../../../../org/jfree/chart/event/AxisChangeListener.html" title="interface in org.jfree.chart.event">AxisChangeListener</A>, java.lang.Cloneable, <A HREF="../../../../org/jfree/data/DatasetChangeListener.html" title="interface in org.jfree.data">DatasetChangeListener</A>, java.util.EventListener, java.io.Serializable</DD></DL><HR><DL><DT>public class <B>CompassPlot</B><DT>extends <A HREF="../../../../org/jfree/chart/plot/Plot.html" title="class in org.jfree.chart.plot">Plot</A><DT>implements java.lang.Cloneable, java.io.Serializable</DL><P>A specialised plot that draws a compass to indicate a direction based on the value from a <A HREF="../../../../org/jfree/data/ValueDataset.html" title="interface in org.jfree.data"><CODE>ValueDataset</CODE></A>.<P><P><DL><DT><B>Author:</B></DT> <DD>Bryan Scott</DD><DT><B>See Also:</B><DD><A HREF="../../../../serialized-form.html#org.jfree.chart.plot.CompassPlot">Serialized Form</A></DL><HR><P><!-- ======== NESTED CLASS SUMMARY ======== --><!-- =========== FIELD SUMMARY =========== --><A NAME="field_summary"><!-- --></A><TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""><TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"><TD COLSPAN=2><FONT SIZE="+2"><B>Field Summary</B></FONT></TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>static java.awt.Font</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../org/jfree/chart/plot/CompassPlot.html#DEFAULT_LABEL_FONT">DEFAULT_LABEL_FONT</A></B></CODE><BR> The default label font.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>protected static java.util.ResourceBundle</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../org/jfree/chart/plot/CompassPlot.html#localizationResources">localizationResources</A></B></CODE><BR> The resourceBundle for the localization.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>static int</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../org/jfree/chart/plot/CompassPlot.html#NO_LABELS">NO_LABELS</A></B></CODE><BR> A constant for the label type.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>protected double</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../org/jfree/chart/plot/CompassPlot.html#revolutionDistance">revolutionDistance</A></B></CODE><BR> The count to complete one revolution.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>static int</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../org/jfree/chart/plot/CompassPlot.html#VALUE_LABELS">VALUE_LABELS</A></B></CODE><BR> A constant for the label type.</TD></TR></TABLE> <A NAME="fields_inherited_from_class_org.jfree.chart.plot.Plot"><!-- --></A><TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""><TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor"><TD><B>Fields inherited from class org.jfree.chart.plot.<A HREF="../../../../org/jfree/chart/plot/Plot.html" title="class in org.jfree.chart.plot">Plot</A></B></TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD><CODE><A HREF="../../../../org/jfree/chart/plot/Plot.html#DEFAULT_BACKGROUND_ALPHA">DEFAULT_BACKGROUND_ALPHA</A>, <A HREF="../../../../org/jfree/chart/plot/Plot.html#DEFAULT_BACKGROUND_PAINT">DEFAULT_BACKGROUND_PAINT</A>, <A HREF="../../../../org/jfree/chart/plot/Plot.html#DEFAULT_FOREGROUND_ALPHA">DEFAULT_FOREGROUND_ALPHA</A>, <A HREF="../../../../org/jfree/chart/plot/Plot.html#DEFAULT_INSETS">DEFAULT_INSETS</A>, <A HREF="../../../../org/jfree/chart/plot/Plot.html#DEFAULT_OUTLINE_PAINT">DEFAULT_OUTLINE_PAINT</A>, <A HREF="../../../../org/jfree/chart/plot/Plot.html#DEFAULT_OUTLINE_STROKE">DEFAULT_OUTLINE_STROKE</A>, <A HREF="../../../../org/jfree/chart/plot/Plot.html#MINIMUM_HEIGHT_TO_DRAW">MINIMUM_HEIGHT_TO_DRAW</A>, <A HREF="../../../../org/jfree/chart/plot/Plot.html#MINIMUM_WIDTH_TO_DRAW">MINIMUM_WIDTH_TO_DRAW</A>, <A HREF="../../../../org/jfree/chart/plot/Plot.html#ZERO">ZERO</A></CODE></TD></TR></TABLE> <!-- ======== CONSTRUCTOR SUMMARY ======== --><A NAME="constructor_summary"><!-- --></A><TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""><TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"><TD COLSPAN=2><FONT SIZE="+2"><B>Constructor Summary</B></FONT></TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD><CODE><B><A HREF="../../../../org/jfree/chart/plot/CompassPlot.html#CompassPlot()">CompassPlot</A></B>()</CODE><BR> Default constructor.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD><CODE><B><A HREF="../../../../org/jfree/chart/plot/CompassPlot.html#CompassPlot(org.jfree.data.ValueDataset)">CompassPlot</A></B>(<A HREF="../../../../org/jfree/data/ValueDataset.html" title="interface in org.jfree.data">ValueDataset</A> dataset)</CODE><BR> Constructs a new compass plot.</TD></TR></TABLE> <!-- ========== METHOD SUMMARY =========== --><A NAME="method_summary"><!-- --></A><TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""><TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"><TD COLSPAN=2><FONT SIZE="+2"><B>Method Summary</B></FONT></TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> void</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../org/jfree/chart/plot/CompassPlot.html#addData(org.jfree.data.ValueDataset)">addData</A></B>(<A HREF="../../../../org/jfree/data/ValueDataset.html" title="interface in org.jfree.data">ValueDataset</A> data)</CODE><BR> Adds a dataset to the compass.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> void</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../org/jfree/chart/plot/CompassPlot.html#addData(org.jfree.data.ValueDataset, org.jfree.chart.needle.MeterNeedle)">addData</A></B>(<A HREF="../../../../org/jfree/data/ValueDataset.html" title="interface in org.jfree.data">ValueDataset</A> data, <A HREF="../../../../org/jfree/chart/needle/MeterNeedle.html" title="class in org.jfree.chart.needle">MeterNeedle</A> needle)</CODE><BR> Adds a dataset to the compass.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> java.lang.Object</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../org/jfree/chart/plot/CompassPlot.html#clone()">clone</A></B>()</CODE><BR> Returns a clone of the annotation.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> void</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../org/jfree/chart/plot/CompassPlot.html#draw(java.awt.Graphics2D, java.awt.geom.Rectangle2D, org.jfree.chart.plot.PlotState, org.jfree.chart.plot.PlotRenderingInfo)">draw</A></B>(java.awt.Graphics2D g2, java.awt.geom.Rectangle2D plotArea, <A HREF="../../../../org/jfree/chart/plot/PlotState.html" title="class in org.jfree.chart.plot">PlotState</A> parentState, <A HREF="../../../../org/jfree/chart/plot/PlotRenderingInfo.html" title="class in org.jfree.chart.plot">PlotRenderingInfo</A> info)</CODE><BR> Draws the plot on a Java 2D graphics device (such as the screen or a printer).</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> boolean</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../org/jfree/chart/plot/CompassPlot.html#equals(java.lang.Object)">equals</A></B>(java.lang.Object object)</CODE><BR> Tests an object for equality with this plot.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>protected java.awt.Font</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../org/jfree/chart/plot/CompassPlot.html#getCompassFont(int)">getCompassFont</A></B>(int radius)</CODE><BR> Returns the font for the compass.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> <A HREF="../../../../org/jfree/data/ValueDataset.html" title="interface in org.jfree.data">ValueDataset</A>[]</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../org/jfree/chart/plot/CompassPlot.html#getData()">getData</A></B>()</CODE><BR> Returns the dataset.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> boolean</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../org/jfree/chart/plot/CompassPlot.html#getDrawBorder()">getDrawBorder</A></B>()</CODE><BR> Returns a flag that controls whether or not a border is drawn.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> java.awt.Font</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../org/jfree/chart/plot/CompassPlot.html#getLabelFont()">getLabelFont</A></B>()</CODE><BR> Returns the label font.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> int</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../org/jfree/chart/plot/CompassPlot.html#getLabelType()">getLabelType</A></B>()</CODE><BR> Returns the label type.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> java.util.List</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../org/jfree/chart/plot/CompassPlot.html#getLegendItemLabels()">getLegendItemLabels</A></B>()</CODE><BR> <B>Deprecated.</B> <I>use getLegendItems().</I></TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> <A HREF="../../../../org/jfree/chart/LegendItemCollection.html" title="class in org.jfree.chart">LegendItemCollection</A></CODE></FONT></TD><TD><CODE><B><A HREF="../../../../org/jfree/chart/plot/CompassPlot.html#getLegendItems()">getLegendItems</A></B>()</CODE><BR> Returns the legend items for the plot.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> java.lang.String</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../org/jfree/chart/plot/CompassPlot.html#getPlotType()">getPlotType</A></B>()</CODE><BR> Returns a short string describing the type of plot.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> double</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../org/jfree/chart/plot/CompassPlot.html#getRevolutionDistance()">getRevolutionDistance</A></B>()</CODE><BR> Gets the count to complete one revolution.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> void</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../org/jfree/chart/plot/CompassPlot.html#setDrawBorder(boolean)">setDrawBorder</A></B>(boolean status)</CODE><BR> Sets a flag that controls whether or not a border is drawn.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> void</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../org/jfree/chart/plot/CompassPlot.html#setLabelFont(java.awt.Font)">setLabelFont</A></B>(java.awt.Font font)</CODE><BR> Sets the label font.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> void</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../org/jfree/chart/plot/CompassPlot.html#setLabelType(int)">setLabelType</A></B>(int type)</CODE><BR> Sets the label type.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> void</CODE></FONT></TD>⌨️ 快捷键说明
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