showLegend, false, false); ((XYAreaRenderer) chart.getXYPlot().getRenderer()).setOutline(true);
XYAreaRenderer renderer = (XYAreaRenderer) xyPlot.getRenderer(); renderer.setSeriesOutlinePaint(0, Color.black); renderer.setSeriesOutlineStroke(0, new BasicStroke(0.5f)); renderer.setOutline(true);