package Jfree;
import javax.swing.JFrame;
import javax.swing.JPanel;
import org.jfree.chart.ChartPanel;
import org.jfree.chart.JFreeChart;
import org.jfree.chart.plot.SpiderWebPlot;
import org.jfree.chart.title.LegendTitle;
import org.jfree.chart.title.TextTitle;
import org.jfree.data.category.DefaultCategoryDataset;
import org.jfree.ui.RectangleEdge;
public class MySpriderWebPlotTest {
public static void main(String args[]) {
JFrame jf = new JFrame();
jf.add(erstelleSpinnenDiagramm());
jf.pack();
jf.setVisible(true);
}
public static JPanel erstelleSpinnenDiagramm() {
DefaultCategoryDataset dataset = new DefaultCategoryDataset();
String group1 = "apple ";
dataset.addValue(5, group1, "w1");
dataset.addValue(6, group1, "w2");
dataset.addValue(4, group1, "w3");
dataset.addValue(2, group1, "w4");
dataset.addValue(5, group1, "w5");
dataset.addValue(5, group1, "w6");
dataset.addValue(5, group1, "w7");
dataset.addValue(8, group1, "w8");
SpiderWebPlot spiderwebplot = new SpiderWebPlot(dataset);
JFreeChart jfreechart = new JFreeChart("Test", TextTitle.DEFAULT_FONT,spiderwebplot, false);
LegendTitle legendtitle = new LegendTitle(spiderwebplot);
legendtitle.setPosition(RectangleEdge.BOTTOM);
jfreechart.addSubtitle(legendtitle);
ChartPanel chartpanel = new ChartPanel(jfreechart);
return chartpanel;
}
}
怎样变换代码让生成页面在class里面，而让图片展示通过jsp的调用，显示在浏览器页面上 |
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