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I found a way to do this. The method name is misleading. So I had trouble finding this as well. See the segments below:

JFreeChart chart = ChartFactory.createPie3DChart(...);
...
Pie3DPlot plot = (Pie3DPlot) chart.getPlot();
...
plot.setSectionLabelType(PiePlot.NO_LABELS);
...

Thanks for the reply!. That makes sence. I can deal with the half category gap because it should move toward 0 as the number of categories increases. However, I've added 20 data points to the image below and it seems that there is still extra space on the edges. Is there a way to remove that extra g...

I'd like to know how to remove all the chart margins. I've had some success getting rid of most of them (see the code below) but need help removing the spaces indicated in this image http://simplybest.com/ksevern/images/JFreeChartLine.jpg Please help. Thanks, Ken Code Segment: ______________________...