How to use

setDirection

method

in

org.jfree.chart.plot.PiePlot

private void initPlot(PiePlot plot, int chartType) {
  switch (chartType) {
    case TYPE_FISHEYE_PIE:
      //orient chart so labels will align nicely even if small slices of pie are present
      plot.setStartAngle(180);
      plot.setDirection(Rotation.ANTICLOCKWISE);
      break;
    case TYPE_CRUCIBLE_PIE:
      plot.setStartAngle(160);
      plot.setDirection(Rotation.CLOCKWISE);
      plot.setExplodePercent("Unreviewed", .25);
      plot.setLabelGenerator(null);
      break;
    default:
  }
}

public JFreeChart createPieChart(String title, PieDataset dataset) {
  JFreeChart chart = ChartFactory.createPieChart(title, dataset, true, true, false);
  PiePlot plot = (PiePlot) chart.getPlot();
  plot.setCircular(true);
  plot.setDirection(Rotation.CLOCKWISE);
  plot.setNoDataMessage("No data to display");
  StandardPieSectionLabelGenerator labelGenerator = new StandardPieSectionLabelGenerator("{0} {1} ({2})");
  plot.setLabelGenerator(labelGenerator);
  plot.setInteriorGap(0.01);
  plot.setMaximumLabelWidth(0.32);
  Font font = new Font(chart.getLegend().getItemFont().getFamily(), Font.PLAIN, 12);
  plot.setLabelFont(font);
  plot.setLabelBackgroundPaint(new Color(220, 220, 220));
  font = new Font(chart.getLegend().getItemFont().getFamily(), Font.PLAIN, 12);
  chart.getLegend().setItemFont(font);
  return chart;
}

plot.setOutlinePaint(Color.WHITE);
plot.setCircular(true);
plot.setDirection(Rotation.CLOCKWISE);
plot.setIgnoreNullValues(true);
plot.setIgnoreZeroValues(true);

plot.setOutlinePaint(ChartDefaults.transparent);
plot.setCircular(true);
plot.setDirection(Rotation.CLOCKWISE);
plot.setIgnoreNullValues(true);
plot.setIgnoreZeroValues(true);

pieplot.setDirection(rotationValue(direction));