compassformatdemo2.html

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

<b>CompassFormatDemo2</b>
<p>
This demo shows the use of the <code>ModuloAxis</code> class and the
<code>CompassFormat</code> class to present direction information.  The demo
is interactive - you can use the sliders at the left of the chart to change
the chart view.