import org.jfree.chart.JFreeChart;
import org.jfree.chart.ChartFactory;
import org.jfree.data.general.DefaultPieDataset;

import javax.swing.JFrame;
import java.awt.BorderLayout;
import org.jfree.chart.ChartPanel;

import java.awt.TexturePaint;
import java.awt.image.BufferedImage;
import java.io.File;
import javax.imageio.ImageIO;
import java.io.IOException;
import java.awt.geom.Rectangle2D;

public class Test6_1 extends JFrame{
  public static void main(String[] args) {
    Test6_1 frame = new Test6_1();

    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    frame.setBounds(10, 10, 500, 500);
    frame.setTitle("グラフサンプル");
    frame.setVisible(true);
  }

  Test6_1(){
    JFreeChart chart = 
      ChartFactory.createPieChart("昼食", createData(), false, false, false);

    BufferedImage img = 
      new BufferedImage(100, 100, BufferedImage.TYPE_INT_RGB);

    File f = new File("./ball.png");
    try {
      img = ImageIO.read(f);
    }catch (IOException ex){
      ex.printStackTrace();
    }

    Rectangle2D.Double rec = 
      new Rectangle2D.Double(0, 0, img.getWidth(), img.getHeight());

    chart.setBackgroundPaint(new TexturePaint(img, rec));

    ChartPanel cpanel = new ChartPanel(chart);
    getContentPane().add(cpanel, BorderLayout.CENTER);
  }

  private DefaultPieDataset createData(){
    DefaultPieDataset data = new DefaultPieDataset();
    data.setValue("外食", 37);
    data.setValue("弁当", 31);
    data.setValue("食べない", 32);

    return data;
  }
}