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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>PolarPlot (JFreeChart Class Library (version 0.9.20))</TITLE><META NAME="keywords" CONTENT="org.jfree.chart.plot.PolarPlot class"><LINK REL ="stylesheet" TYPE="text/css" HREF="../../../../stylesheet.css" TITLE="Style"><SCRIPT type="text/javascript">function windowTitle(){ parent.document.title="PolarPlot (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=""> 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VALIGN="top" ROWSPAN=3><EM></EM></TD></TR><TR><TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2"> <A HREF="../../../../org/jfree/chart/plot/PlotState.html" title="class in org.jfree.chart.plot"><B>PREV CLASS</B></A> <A HREF="../../../../org/jfree/chart/plot/ThermometerPlot.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="PolarPlot.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 PolarPlot</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.PolarPlot</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, <A HREF="../../../../org/jfree/chart/event/RendererChangeListener.html" title="interface in org.jfree.chart.event">RendererChangeListener</A>, java.io.Serializable, <A HREF="../../../../org/jfree/chart/plot/ValueAxisPlot.html" title="interface in org.jfree.chart.plot">ValueAxisPlot</A></DD></DL><HR><DL><DT>public class <B>PolarPlot</B><DT>extends <A HREF="../../../../org/jfree/chart/plot/Plot.html" title="class in org.jfree.chart.plot">Plot</A><DT>implements <A HREF="../../../../org/jfree/chart/plot/ValueAxisPlot.html" title="interface in org.jfree.chart.plot">ValueAxisPlot</A>, <A HREF="../../../../org/jfree/chart/event/RendererChangeListener.html" title="interface in org.jfree.chart.event">RendererChangeListener</A>, java.lang.Cloneable, java.io.Serializable</DL><P>Plots data that is in (theta, radius) pairs where theta equal to zero is due north and and increases clockwise.<P><P><DL><DT><B>Author:</B></DT> <DD>Daniel Bridenbecker, Solution Engineering, Inc.</DD><DT><B>See Also:</B><DD><A HREF="../../../../serialized-form.html#org.jfree.chart.plot.PolarPlot">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.Paint</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../org/jfree/chart/plot/PolarPlot.html#DEFAULT_GRIDLINE_PAINT">DEFAULT_GRIDLINE_PAINT</A></B></CODE><BR> The default grid line paint.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>static java.awt.Stroke</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../org/jfree/chart/plot/PolarPlot.html#DEFAULT_GRIDLINE_STROKE">DEFAULT_GRIDLINE_STROKE</A></B></CODE><BR> The default grid line stroke.</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/PolarPlot.html#localizationResources">localizationResources</A></B></CODE><BR> The resourceBundle for the localization.</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/PolarPlot.html#PolarPlot()">PolarPlot</A></B>()</CODE><BR> Default constructor.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD><CODE><B><A HREF="../../../../org/jfree/chart/plot/PolarPlot.html#PolarPlot(org.jfree.data.XYDataset, org.jfree.chart.axis.ValueAxis, org.jfree.chart.renderer.PolarItemRenderer)">PolarPlot</A></B>(<A HREF="../../../../org/jfree/data/XYDataset.html" title="interface in org.jfree.data">XYDataset</A> dataset, <A HREF="../../../../org/jfree/chart/axis/ValueAxis.html" title="class in org.jfree.chart.axis">ValueAxis</A> radiusAxis, <A HREF="../../../../org/jfree/chart/renderer/PolarItemRenderer.html" title="interface in org.jfree.chart.renderer">PolarItemRenderer</A> renderer)</CODE><BR> Creates a new 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/PolarPlot.html#addCornerTextItem(java.lang.String)">addCornerTextItem</A></B>(java.lang.String text)</CODE><BR> Add text to be displayed in the lower right hand corner.</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/PolarPlot.html#clearCornerTextItem()">clearCornerTextItem</A></B>()</CODE><BR> Clear the list of corner text items.</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/PolarPlot.html#clone()">clone</A></B>()</CODE><BR> Returns a clone of the plot.</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/PolarPlot.html#datasetChanged(org.jfree.data.DatasetChangeEvent)">datasetChanged</A></B>(<A HREF="../../../../org/jfree/data/DatasetChangeEvent.html" title="class in org.jfree.data">DatasetChangeEvent</A> event)</CODE><BR> Receives notification of a change to the plot's m_Dataset.</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/PolarPlot.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>protected <A HREF="../../../../org/jfree/chart/axis/AxisState.html" title="class in org.jfree.chart.axis">AxisState</A></CODE></FONT></TD><TD><CODE><B><A HREF="../../../../org/jfree/chart/plot/PolarPlot.html#drawAxis(java.awt.Graphics2D, java.awt.geom.Rectangle2D, java.awt.geom.Rectangle2D)">drawAxis</A></B>(java.awt.Graphics2D g2, java.awt.geom.Rectangle2D plotArea, java.awt.geom.Rectangle2D dataArea)</CODE><BR> A utility method for drawing the axes.</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/PolarPlot.html#drawCornerTextItems(java.awt.Graphics2D, java.awt.geom.Rectangle2D)">drawCornerTextItems</A></B>(java.awt.Graphics2D g2, java.awt.geom.Rectangle2D area)</CODE><BR> Draws the corner text items.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>protected void</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../org/jfree/chart/plot/PolarPlot.html#drawGridlines(java.awt.Graphics2D, java.awt.geom.Rectangle2D, java.util.List, java.util.List)">drawGridlines</A></B>(java.awt.Graphics2D g2, java.awt.geom.Rectangle2D dataArea, java.util.List angularTicks, java.util.List radialTicks)</CODE><BR> Draws the gridlines for the plot, if they are visible.</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/PolarPlot.html#equals(java.lang.Object)">equals</A></B>(java.lang.Object obj)</CODE><BR> Tests this plot for equality with another object.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> java.awt.Paint</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../org/jfree/chart/plot/PolarPlot.html#getAngleGridlinePaint()">getAngleGridlinePaint</A></B>()</CODE><BR> Returns the paint for the grid lines (if any) plotted against the angular axis.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> java.awt.Stroke</CODE></FONT></TD><TD><CODE><B><A HREF="../../../../org/jfree/chart/plot/PolarPlot.html#getAngleGridlineStroke()">getAngleGridlineStroke</A></B>()</CODE><BR> Returns the stroke for the grid-lines (if any) plotted against the angular axis.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> java.awt.Font</CODE></FONT></TD>⌨️ 快捷键说明
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