import javax.swing.JFrame; import org.jfree.chart.ChartFactory; import org.jfree.chart.ChartPanel; import org.jfree.chart.JFreeChart; import org.jfree.data.time.DynamicTimeSeriesCollection; import org.jfree.data.xy.XYDataset; public class TimeSeriesDemo extends JFrame { public TimeSeriesDemo(final String title) { DynamicTimeSeriesCollection dataset = new DynamicTimeSeriesCollection( 1, 60); dataset.addValue(0, 0, 3); JFreeChart chart = createChart(dataset); ChartPanel chartPanel = new ChartPanel(chart); chartPanel.setPreferredSize(new java.awt.Dimension(500, 270)); chartPanel.setMouseZoomable(true, false); setContentPane(chartPanel); setVisible(true); } public JFreeChart createChart(XYDataset dataset) { JFreeChart chart = ChartFactory.createTimeSeriesChart( "XY Line ...