如何在JSP中显示我的JFreeChart?

时间:2012-01-10 10:05:49

标签: jsp jfreechart

此代码及时添加系列,然后main函数在applet中显示代码

private XYDataset createDataset() {
    final TimeSeries s1 = new TimeSeries("L&G European Index Trust", Month.class);
    s1.add(new Month(2, 2001), 181.8);
    s1.add(new Month(3, 2001), 167.3);
    s1.add(new Month(4, 2001), 153.8);
    s1.add(new Month(5, 2001), 167.6);
    s1.add(new Month(6, 2001), 158.8);
    s1.add(new Month(7, 2001), 148.3);
    s1.add(new Month(8, 2001), 153.9);
    s1.add(new Month(9, 2001), 142.7);
    s1.add(new Month(10, 2001), 123.2);
    s1.add(new Month(11, 2001), 131.8);
    s1.add(new Month(12, 2001), 139.6);
    s1.add(new Month(1, 2002), 142.9);
    s1.add(new Month(2, 2002), 138.7);
    s1.add(new Month(3, 2002), 137.3);
    s1.add(new Month(4, 2002), 143.9);
    s1.add(new Month(5, 2002), 139.8);
    s1.add(new Month(6, 2002), 137.0);
    s1.add(new Month(7, 2002), 132.8);

    final TimeSeries s2 = new TimeSeries("L&G UK Index Trust", Month.class);
    s2.add(new Month(2, 2001), 129.6);
    s2.add(new Month(3, 2001), 123.2);
    s2.add(new Month(4, 2001), 117.2);
    s2.add(new Month(5, 2001), 124.1);
    s2.add(new Month(6, 2001), 122.6);
    s2.add(new Month(7, 2001), 119.2);
    s2.add(new Month(8, 2001), 116.5);
    s2.add(new Month(9, 2001), 112.7);
    s2.add(new Month(10, 2001), 101.5);
    s2.add(new Month(11, 2001), 106.1);
    s2.add(new Month(12, 2001), 110.3);
    s2.add(new Month(1, 2002), 111.7);
    s2.add(new Month(2, 2002), 111.0);
    s2.add(new Month(3, 2002), 109.6);
    s2.add(new Month(4, 2002), 113.2);
    s2.add(new Month(5, 2002), 111.6);
    s2.add(new Month(6, 2002), 108.8);
    s2.add(new Month(7, 2002), 101.6);

    final TimeSeriesCollection dataset = new TimeSeriesCollection();
    dataset.addSeries(s1);
    dataset.addSeries(s2);

    dataset.setDomainIsPointsInTime(true);

    return dataset;
}

这是显示所有图表及其中数据的主要功能。

public static void main(final String[] args) {
    Log.getInstance().addTarget(new PrintStreamLogTarget());
    final TimeSeriesDemo demo = new TimeSeriesDemo("Time Series Demo 1");
    demo.pack();
    RefineryUtilities.centerFrameOnScreen(demo);
    demo.setVisible(true);
}

0 个答案:

没有答案