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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 1.5.0_07) on Fri Aug 25 15:15:29 BST 2006 --><TITLE>XYItemRenderer (JFreeChart Class Library (version 1.0.2))</TITLE><META NAME="keywords" CONTENT="org.jfree.chart.renderer.xy.XYItemRenderer interface"><LINK REL ="stylesheet" TYPE="text/css" HREF="../../../../../stylesheet.css" TITLE="Style"><SCRIPT type="text/javascript">function windowTitle(){ parent.document.title="XYItemRenderer (JFreeChart Class Library (version 1.0.2))";}</SCRIPT><NOSCRIPT></NOSCRIPT></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=2 BGCOLOR="#EEEEFF" CLASS="NavBarCell1"><A NAME="navbar_top_firstrow"><!-- --></A><TABLE 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org.jfree.chart.renderer.xy">AbstractXYItemRenderer</A>, <A HREF="../../../../../org/jfree/chart/renderer/xy/CandlestickRenderer.html" title="class in org.jfree.chart.renderer.xy">CandlestickRenderer</A>, <A HREF="../../../../../org/jfree/chart/renderer/xy/ClusteredXYBarRenderer.html" title="class in org.jfree.chart.renderer.xy">ClusteredXYBarRenderer</A>, <A HREF="../../../../../org/jfree/chart/renderer/xy/CyclicXYItemRenderer.html" title="class in org.jfree.chart.renderer.xy">CyclicXYItemRenderer</A>, <A HREF="../../../../../org/jfree/chart/renderer/xy/DefaultXYItemRenderer.html" title="class in org.jfree.chart.renderer.xy">DefaultXYItemRenderer</A>, <A HREF="../../../../../org/jfree/chart/renderer/xy/HighLowRenderer.html" title="class in org.jfree.chart.renderer.xy">HighLowRenderer</A>, <A HREF="../../../../../org/jfree/chart/renderer/xy/StackedXYAreaRenderer.html" title="class in org.jfree.chart.renderer.xy">StackedXYAreaRenderer</A>, <A HREF="../../../../../org/jfree/chart/renderer/xy/StackedXYAreaRenderer2.html" title="class in org.jfree.chart.renderer.xy">StackedXYAreaRenderer2</A>, <A HREF="../../../../../org/jfree/chart/renderer/xy/StackedXYBarRenderer.html" title="class in org.jfree.chart.renderer.xy">StackedXYBarRenderer</A>, <A HREF="../../../../../org/jfree/chart/renderer/xy/StandardXYItemRenderer.html" title="class in org.jfree.chart.renderer.xy">StandardXYItemRenderer</A>, <A HREF="../../../../../org/jfree/chart/renderer/xy/WindItemRenderer.html" title="class in org.jfree.chart.renderer.xy">WindItemRenderer</A>, <A HREF="../../../../../org/jfree/chart/renderer/xy/XYAreaRenderer.html" title="class in org.jfree.chart.renderer.xy">XYAreaRenderer</A>, <A HREF="../../../../../org/jfree/chart/renderer/xy/XYAreaRenderer2.html" title="class in org.jfree.chart.renderer.xy">XYAreaRenderer2</A>, <A HREF="../../../../../org/jfree/chart/renderer/xy/XYBarRenderer.html" title="class in org.jfree.chart.renderer.xy">XYBarRenderer</A>, <A HREF="../../../../../org/jfree/chart/renderer/xy/XYBoxAndWhiskerRenderer.html" title="class in org.jfree.chart.renderer.xy">XYBoxAndWhiskerRenderer</A>, <A HREF="../../../../../org/jfree/chart/renderer/xy/XYBubbleRenderer.html" title="class in org.jfree.chart.renderer.xy">XYBubbleRenderer</A>, <A HREF="../../../../../org/jfree/chart/renderer/xy/XYDifferenceRenderer.html" title="class in org.jfree.chart.renderer.xy">XYDifferenceRenderer</A>, <A HREF="../../../../../org/jfree/chart/renderer/xy/XYDotRenderer.html" title="class in org.jfree.chart.renderer.xy">XYDotRenderer</A>, <A HREF="../../../../../org/jfree/chart/renderer/xy/XYLine3DRenderer.html" title="class in org.jfree.chart.renderer.xy">XYLine3DRenderer</A>, <A HREF="../../../../../org/jfree/chart/renderer/xy/XYLineAndShapeRenderer.html" title="class in org.jfree.chart.renderer.xy">XYLineAndShapeRenderer</A>, <A HREF="../../../../../org/jfree/chart/renderer/xy/XYStepAreaRenderer.html" title="class in org.jfree.chart.renderer.xy">XYStepAreaRenderer</A>, <A HREF="../../../../../org/jfree/chart/renderer/xy/XYStepRenderer.html" title="class in org.jfree.chart.renderer.xy">XYStepRenderer</A>, <A HREF="../../../../../org/jfree/chart/renderer/xy/YIntervalRenderer.html" title="class in org.jfree.chart.renderer.xy">YIntervalRenderer</A></DD></DL><HR><DL><DT><PRE>public interface <A HREF="../../../../../src-html/org/jfree/chart/renderer/xy/XYItemRenderer.html#line.117"><B>XYItemRenderer</B></A><DT>extends <A HREF="../../../../../org/jfree/chart/LegendItemSource.html" title="interface in org.jfree.chart">LegendItemSource</A></DL></PRE><P>Interface for rendering the visual representation of a single (x, y) item on an <A HREF="../../../../../org/jfree/chart/plot/XYPlot.html" title="class in org.jfree.chart.plot"><CODE>XYPlot</CODE></A>. <p> To support cloning charts, it is recommended that renderers implement both the <CODE>Cloneable</CODE> and <code>PublicCloneable</code> interfaces.<P><P><HR><P><!-- ========== METHOD SUMMARY =========== --><A NAME="method_summary"><!-- --></A><TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""><TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"><TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2"><B>Method Summary</B></FONT></TH></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/renderer/xy/XYItemRenderer.html#addAnnotation(org.jfree.chart.annotations.XYAnnotation)">addAnnotation</A></B>(<A HREF="../../../../../org/jfree/chart/annotations/XYAnnotation.html" title="interface in org.jfree.chart.annotations">XYAnnotation</A> annotation)</CODE><BR> Adds an annotation and sends a <A HREF="../../../../../org/jfree/chart/event/RendererChangeEvent.html" title="class in org.jfree.chart.event"><CODE>RendererChangeEvent</CODE></A> to all registered listeners.</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/renderer/xy/XYItemRenderer.html#addAnnotation(org.jfree.chart.annotations.XYAnnotation, org.jfree.ui.Layer)">addAnnotation</A></B>(<A HREF="../../../../../org/jfree/chart/annotations/XYAnnotation.html" title="interface in org.jfree.chart.annotations">XYAnnotation</A> annotation, org.jfree.ui.Layer layer)</CODE><BR> Adds an annotation to the specified layer.</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/renderer/xy/XYItemRenderer.html#addChangeListener(org.jfree.chart.event.RendererChangeListener)">addChangeListener</A></B>(<A HREF="../../../../../org/jfree/chart/event/RendererChangeListener.html" title="interface in org.jfree.chart.event">RendererChangeListener</A> listener)</CODE><BR> Add a renderer change listener.</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/renderer/xy/XYItemRenderer.html#drawAnnotations(java.awt.Graphics2D, java.awt.geom.Rectangle2D, org.jfree.chart.axis.ValueAxis, org.jfree.chart.axis.ValueAxis, org.jfree.ui.Layer, org.jfree.chart.plot.PlotRenderingInfo)">drawAnnotations</A></B>(java.awt.Graphics2D g2, java.awt.geom.Rectangle2D dataArea, <A HREF="../../../../../org/jfree/chart/axis/ValueAxis.html" title="class in org.jfree.chart.axis">ValueAxis</A> domainAxis, <A HREF="../../../../../org/jfree/chart/axis/ValueAxis.html" title="class in org.jfree.chart.axis">ValueAxis</A> rangeAxis, org.jfree.ui.Layer layer, <A HREF="../../../../../org/jfree/chart/plot/PlotRenderingInfo.html" title="class in org.jfree.chart.plot">PlotRenderingInfo</A> info)</CODE><BR> Draws all the annotations for the specified layer.</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/renderer/xy/XYItemRenderer.html#drawDomainGridLine(java.awt.Graphics2D, org.jfree.chart.plot.XYPlot, org.jfree.chart.axis.ValueAxis, java.awt.geom.Rectangle2D, double)">drawDomainGridLine</A></B>(java.awt.Graphics2D g2, <A HREF="../../../../../org/jfree/chart/plot/XYPlot.html" title="class in org.jfree.chart.plot">XYPlot</A> plot, <A HREF="../../../../../org/jfree/chart/axis/ValueAxis.html" title="class in org.jfree.chart.axis">ValueAxis</A> axis, java.awt.geom.Rectangle2D dataArea, double value)</CODE><BR> Draws a grid line against the domain axis.</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/renderer/xy/XYItemRenderer.html#drawDomainMarker(java.awt.Graphics2D, org.jfree.chart.plot.XYPlot, org.jfree.chart.axis.ValueAxis, org.jfree.chart.plot.Marker, java.awt.geom.Rectangle2D)">drawDomainMarker</A></B>(java.awt.Graphics2D g2, <A HREF="../../../../../org/jfree/chart/plot/XYPlot.html" title="class in org.jfree.chart.plot">XYPlot</A> plot, <A HREF="../../../../../org/jfree/chart/axis/ValueAxis.html" title="class in org.jfree.chart.axis">ValueAxis</A> axis, <A HREF="../../../../../org/jfree/chart/plot/Marker.html" title="class in org.jfree.chart.plot">Marker</A> marker, java.awt.geom.Rectangle2D dataArea)</CODE><BR> Draws the specified <code>marker</code> against the domain axis.</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/renderer/xy/XYItemRenderer.html#drawItem(java.awt.Graphics2D, org.jfree.chart.renderer.xy.XYItemRendererState, java.awt.geom.Rectangle2D, org.jfree.chart.plot.PlotRenderingInfo, org.jfree.chart.plot.XYPlot, org.jfree.chart.axis.ValueAxis, org.jfree.chart.axis.ValueAxis, org.jfree.data.xy.XYDataset, int, int, org.jfree.chart.plot.CrosshairState, int)">drawItem</A></B>(java.awt.Graphics2D g2, <A HREF="../../../../../org/jfree/chart/renderer/xy/XYItemRendererState.html" title="class in org.jfree.chart.renderer.xy">XYItemRendererState</A> state, java.awt.geom.Rectangle2D dataArea, <A HREF="../../../../../org/jfree/chart/plot/PlotRenderingInfo.html" title="class in org.jfree.chart.plot">PlotRenderingInfo</A> info, <A HREF="../../../../../org/jfree/chart/plot/XYPlot.html" title="class in org.jfree.chart.plot">XYPlot</A> plot,⌨️ 快捷键说明
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