How to use

setOutlinePaint

method

in

org.jfree.chart.plot.PiePlot

plot.setOutlinePaint(null);
plot.setForegroundAlpha(0.8f);

plot.setInsets(new RectangleInsets(1,1,1,1));
plot.setOutlinePaint(null);
chart.setBorderVisible(true);
chart.setBorderPaint(parseColor("#cccccc"));

public static ChartHelper generatePieChart(PieDataset dataset, String chartTitle, Color[][] colorScheme) {
  boolean legend = false;
  boolean tooltips = false;
  boolean urls = false;
  JFreeChart chart = ChartFactory.createPieChart(chartTitle, dataset, legend, tooltips, urls);
  chart.setBackgroundPaint(Color.white);
  chart.setBorderVisible(false);
  PiePlot plot = (PiePlot) chart.getPlot();
  // Make section labels in the format "<Key>"
  plot.setLabelGenerator(new StandardPieSectionLabelGenerator("{0}"));
  plot.setBackgroundPaint(Color.white);
  plot.setOutlinePaint(null);
  for(int i = 0; i < colorScheme.length; i++)
  {
    setSectionColor(dataset, plot, i, colorScheme[i][0], colorScheme[i][1]);
  }
  plot.setShadowXOffset(0);
  plot.setShadowYOffset(0);
  return new ChartHelper(chart);
}

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

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

plot.setOutlinePaint(transparentColor);

private JFreeChart getMultiplePieChart( BaseChart chart, CategoryDataset[] dataSets )
{
  JFreeChart multiplePieChart = ChartFactory.createMultiplePieChart( chart.getName(), dataSets[0], TableOrder.BY_ROW,
    !chart.isHideLegend(), false, false );
  setBasicConfig( multiplePieChart, chart );
  if ( multiplePieChart.getLegend() != null )
  {
    multiplePieChart.getLegend().setItemFont( SUB_TITLE_FONT );
  }
  MultiplePiePlot multiplePiePlot = (MultiplePiePlot) multiplePieChart.getPlot();
  JFreeChart pieChart = multiplePiePlot.getPieChart();
  pieChart.setBackgroundPaint( DEFAULT_BACKGROUND_COLOR );
  pieChart.getTitle().setFont( SUB_TITLE_FONT );
  PiePlot piePlot = (PiePlot) pieChart.getPlot();
  piePlot.setBackgroundPaint( DEFAULT_BACKGROUND_COLOR );
  piePlot.setOutlinePaint( DEFAULT_BACKGROUND_COLOR );
  piePlot.setLabelFont( LABEL_FONT );
  piePlot.setLabelGenerator( new StandardPieSectionLabelGenerator( "{2}" ) );
  piePlot.setSimpleLabels( true );
  piePlot.setIgnoreZeroValues( true );
  piePlot.setIgnoreNullValues( true );
  piePlot.setShadowXOffset( 0d );
  piePlot.setShadowYOffset( 0d );
  for ( int i = 0; i < dataSets[0].getColumnCount(); i++ )
  {
    piePlot.setSectionPaint( dataSets[0].getColumnKey( i ), COLORS[(i % COLORS.length)] );
  }
  return multiplePieChart;
}