２２５ - プログラム倉庫

package game;

import java.awt.BasicStroke;
import java.awt.Color;
import java.awt.Dimension;
import java.awt.Graphics;
import java.awt.Graphics2D;
import java.awt.RenderingHints;
import java.awt.geom.AffineTransform;
import java.awt.geom.Ellipse2D;
import javax.swing.JPanel;

public class pro0225 extends JPanel{

   public void paint(Graphics g)
   {
     super.paint(g);
     Graphics2D g2 = (Graphics2D) g;
     RenderingHints rh =
           [[new]] RenderingHints(RenderingHints.KEY_ANTIALIASING,
                              RenderingHints.VALUE_ANTIALIAS_ON);
     rh.put(RenderingHints.KEY_RENDERING,
            RenderingHints.VALUE_RENDER_QUALITY);
     g2.setRenderingHints(rh);
     Dimension size = getSize();
     double w = size.getWidth();
     double h = size.getHeight();
     Ellipse2D e = new Ellipse2D.Double(0, 0, 80, 130);
     g2.setStroke(new BasicStroke(1));
     g2.setColor(Color.gray);
     for (double deg = 0; deg < 360; deg += 5) {
         AffineTransform at =
             AffineTransform.getTranslateInstance(w / 2, h / 2);
         at.rotate(Math.toRadians(deg));
         g2.draw(at.createTransformedShape(e));
       }
   }

}