Java tutorial
package org.jfree.chart.demo; import java.awt.Dimension; import javax.swing.JPanel; import org.jfree.chart.ChartPanel; import org.jfree.chart.JFreeChart; import org.jfree.chart.axis.NumberAxis; import org.jfree.chart.plot.XYPlot; import org.jfree.chart.renderer.xy.StackedXYBarRenderer; import org.jfree.data.xy.DefaultTableXYDataset; import org.jfree.data.xy.TableXYDataset; import org.jfree.data.xy.XYSeries; import org.jfree.ui.ApplicationFrame; import org.jfree.ui.RefineryUtilities; public class StackedXYBarChartDemo1 extends ApplicationFrame { private static final long serialVersionUID = 1L; public StackedXYBarChartDemo1(String s) { super(s); JPanel jpanel = createDemoPanel(); jpanel.setPreferredSize(new Dimension(500, 270)); setContentPane(jpanel); } private static TableXYDataset createDataset() { DefaultTableXYDataset defaulttablexydataset = new DefaultTableXYDataset(); XYSeries xyseries = new XYSeries("Series 1", true, false); xyseries.add(1.0D, 5D); xyseries.add(2D, 15.5D); xyseries.add(3D, 9.5D); xyseries.add(4D, 7.5D); defaulttablexydataset.addSeries(xyseries); XYSeries xyseries1 = new XYSeries("Series 2", true, false); xyseries1.add(1.0D, 5D); xyseries1.add(2D, 15.5D); xyseries1.add(3D, 9.5D); xyseries1.add(4D, 3.5D); defaulttablexydataset.addSeries(xyseries1); return defaulttablexydataset; } private static JFreeChart createChart(TableXYDataset tablexydataset) { NumberAxis numberaxis = new NumberAxis("X"); numberaxis.setStandardTickUnits(NumberAxis.createIntegerTickUnits()); NumberAxis numberaxis1 = new NumberAxis("Y"); StackedXYBarRenderer stackedxybarrenderer = new StackedXYBarRenderer(0.10000000000000001D); stackedxybarrenderer.setDrawBarOutline(false); XYPlot xyplot = new XYPlot(tablexydataset, numberaxis, numberaxis1, stackedxybarrenderer); JFreeChart jfreechart = new JFreeChart("Stacked XY Bar Chart Demo 1", xyplot); return jfreechart; } public static JPanel createDemoPanel() { JFreeChart jfreechart = createChart(createDataset()); return new ChartPanel(jfreechart); } public static void main(String args[]) { StackedXYBarChartDemo1 stackedxybarchartdemo1 = new StackedXYBarChartDemo1("Stacked XY Bar Chart Demo 1"); stackedxybarchartdemo1.pack(); RefineryUtilities.centerFrameOnScreen(stackedxybarchartdemo1); stackedxybarchartdemo1.setVisible(true); } }