import java.awt.Color;
import java.awt.GradientPaint;
import java.awt.Graphics;
import java.awt.Graphics2D;
import java.awt.geom.Ellipse2D;
import javax.swing.JFrame;
import javax.swing.JPanel;
public class SimplestGradientPaint extends JPanel{
public static void main(String[] args) {
JFrame f = new JFrame();
f.getContentPane().add(new SimplestGradientPaint());
f.setSize(350, 250);
f.show();
}
public void paint(Graphics g) {
Graphics2D g2 = (Graphics2D) g;
Ellipse2D e = new Ellipse2D.Float(40, 40, 120, 120);
GradientPaint gp = new GradientPaint(75, 75, Color.white, 95, 95,
Color.gray, true);
g2.setPaint(gp);
g2.fill(e);
}
}
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