Java - JFreeChart Example

whitetiger () — Wed, 01 Nov 2006 19:03:27 GMT


import java.awt.Font;



import javax.swing.JFrame;

import javax.swing.JPanel;



import org.jfree.chart.ChartFactory;

import org.jfree.chart.ChartPanel;

import org.jfree.chart.JFreeChart;

import org.jfree.chart.plot.PiePlot;

import org.jfree.data.general.DefaultPieDataset;



public class jfcExample extends JFrame

{

	private static final long serialVersionUID = 1L;

	

	private DefaultPieDataset dataset;

	private JFreeChart jfc;



	public jfcExample()

	{

		dataset = new DefaultPieDataset();

	}

	

	public void setValue(String title, Double numDouble)

	{

		dataset.setValue(title, numDouble);

	}

	

	public void setChar(String title)

	{

		jfc = ChartFactory.createPieChart(title, dataset, true, true, false);

		

		PiePlot pp = (PiePlot) jfc.getPlot();

		pp.setSectionOutlinesVisible(false);

		pp.setLabelFont(new Font("SansSerif", Font.PLAIN, 12));

		pp.setNoDataMessage("Nessun Dato Inserito");

		pp.setCircular(false);

		pp.setLabelGap(0.02);

	}

	

	private JPanel createPanel()

	{

		return new ChartPanel(jfc);

	}

	

	public void Show()

	{

		setContentPane(createPanel());

		setVisible(true);

	}

	

	public static void main(String[] args)

	{

		jfcExample j = new jfcExample();

		j.setTitle("Example Chart...");

		j.setSize(640, 430);

		

		j.setValue("UNO", new Double(20.0));

		j.setValue("DUE", new Double(10.0));

		j.setValue("TRE", new Double(20.0));

		j.setValue("QUATTRO", new Double(30.0));

		j.setValue("CINQUE", new Double(20.0));

		

		j.setChar("Example Chart...");

		

		j.Show();

	}

}
DZone Snippets: statistic code

Java - JFreeChart Example
