xysteprendererdemo2.html

Jfreechart 源码例子 是和jfreechart development Guide文档相配套的

<b>XYStepRendererDemo2</b>
<p>
A "step" chart using data from an <code>XYDataset</code>.  This demo is similar
to <code>XYStepRendererDemo1</code> but adds item labels to the chart.