xyarearenderer.html

JFreeChart 9.20的文档 需要用JAVA在网页上做统计图的东东

<DT><B>Returns:</B><DD>the flag.</DL>
</DD>
</DL>
<HR>

<A NAME="setOutline(boolean)"><!-- --></A><H3>
setOutline</H3>
<PRE>
public void <B>setOutline</B>(boolean&nbsp;show)</PRE>
<DL>
<DD>Sets a flag that controls whether or not outlines of the areas are drawn.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>show</CODE> - the flag.</DL>
</DD>
</DL>
<HR>

<A NAME="getPlotShapes()"><!-- --></A><H3>
getPlotShapes</H3>
<PRE>
public boolean <B>getPlotShapes</B>()</PRE>
<DL>
<DD>Returns true if shapes are being plotted by the renderer.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>

<DT><B>Returns:</B><DD><code>true</code> if shapes are being plotted by the renderer.</DL>
</DD>
</DL>
<HR>

<A NAME="getPlotLines()"><!-- --></A><H3>
getPlotLines</H3>
<PRE>
public boolean <B>getPlotLines</B>()</PRE>
<DL>
<DD>Returns true if lines are being plotted by the renderer.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>

<DT><B>Returns:</B><DD><code>true</code> if lines are being plotted by the renderer.</DL>
</DD>
</DL>
<HR>

<A NAME="getPlotArea()"><!-- --></A><H3>
getPlotArea</H3>
<PRE>
public boolean <B>getPlotArea</B>()</PRE>
<DL>
<DD>Returns true if Area is being plotted by the renderer.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>

<DT><B>Returns:</B><DD><code>true</code> if Area is being plotted by the renderer.</DL>
</DD>
</DL>
<HR>

<A NAME="initialise(java.awt.Graphics2D, java.awt.geom.Rectangle2D, org.jfree.chart.plot.XYPlot, org.jfree.data.XYDataset, org.jfree.chart.plot.PlotRenderingInfo)"><!-- --></A><H3>
initialise</H3>
<PRE>
public <A HREF="../../../../org/jfree/chart/renderer/XYItemRendererState.html" title="class in org.jfree.chart.renderer">XYItemRendererState</A> <B>initialise</B>(java.awt.Graphics2D&nbsp;g2,
                                      java.awt.geom.Rectangle2D&nbsp;dataArea,
                                      <A HREF="../../../../org/jfree/chart/plot/XYPlot.html" title="class in org.jfree.chart.plot">XYPlot</A>&nbsp;plot,
                                      <A HREF="../../../../org/jfree/data/XYDataset.html" title="interface in org.jfree.data">XYDataset</A>&nbsp;data,
                                      <A HREF="../../../../org/jfree/chart/plot/PlotRenderingInfo.html" title="class in org.jfree.chart.plot">PlotRenderingInfo</A>&nbsp;info)</PRE>
<DL>
<DD>Initialises the renderer and returns a state object that should be passed to all subsequent
 calls to the drawItem(...) method.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../../org/jfree/chart/renderer/XYItemRenderer.html#initialise(java.awt.Graphics2D, java.awt.geom.Rectangle2D, org.jfree.chart.plot.XYPlot, org.jfree.data.XYDataset, org.jfree.chart.plot.PlotRenderingInfo)">initialise</A></CODE> in interface <CODE><A HREF="../../../../org/jfree/chart/renderer/XYItemRenderer.html" title="interface in org.jfree.chart.renderer">XYItemRenderer</A></CODE><DT><B>Overrides:</B><DD><CODE><A HREF="../../../../org/jfree/chart/renderer/AbstractXYItemRenderer.html#initialise(java.awt.Graphics2D, java.awt.geom.Rectangle2D, org.jfree.chart.plot.XYPlot, org.jfree.data.XYDataset, org.jfree.chart.plot.PlotRenderingInfo)">initialise</A></CODE> in class <CODE><A HREF="../../../../org/jfree/chart/renderer/AbstractXYItemRenderer.html" title="class in org.jfree.chart.renderer">AbstractXYItemRenderer</A></CODE></DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>g2</CODE> - the graphics device.<DD><CODE>dataArea</CODE> - the area inside the axes.<DD><CODE>plot</CODE> - the plot.<DD><CODE>data</CODE> - the data.<DD><CODE>info</CODE> - an optional info collection object to return data back to the caller.
<DT><B>Returns:</B><DD>a state object for use by the renderer.</DL>
</DD>
</DL>
<HR>

<A NAME="drawItem(java.awt.Graphics2D, org.jfree.chart.renderer.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.XYDataset, int, int, org.jfree.chart.plot.CrosshairState, int)"><!-- --></A><H3>
drawItem</H3>
<PRE>
public void <B>drawItem</B>(java.awt.Graphics2D&nbsp;g2,
                     <A HREF="../../../../org/jfree/chart/renderer/XYItemRendererState.html" title="class in org.jfree.chart.renderer">XYItemRendererState</A>&nbsp;state,
                     java.awt.geom.Rectangle2D&nbsp;dataArea,
                     <A HREF="../../../../org/jfree/chart/plot/PlotRenderingInfo.html" title="class in org.jfree.chart.plot">PlotRenderingInfo</A>&nbsp;info,
                     <A HREF="../../../../org/jfree/chart/plot/XYPlot.html" title="class in org.jfree.chart.plot">XYPlot</A>&nbsp;plot,
                     <A HREF="../../../../org/jfree/chart/axis/ValueAxis.html" title="class in org.jfree.chart.axis">ValueAxis</A>&nbsp;domainAxis,
                     <A HREF="../../../../org/jfree/chart/axis/ValueAxis.html" title="class in org.jfree.chart.axis">ValueAxis</A>&nbsp;rangeAxis,
                     <A HREF="../../../../org/jfree/data/XYDataset.html" title="interface in org.jfree.data">XYDataset</A>&nbsp;dataset,
                     int&nbsp;series,
                     int&nbsp;item,
                     <A HREF="../../../../org/jfree/chart/plot/CrosshairState.html" title="class in org.jfree.chart.plot">CrosshairState</A>&nbsp;crosshairState,
                     int&nbsp;pass)</PRE>
<DL>
<DD>Draws the visual representation of a single data item.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><COD