Java: Créer un composant image qui supporte des niveaux de transparence avec ‘Transparency.TRANSLUCENT’

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 set, swing, awt, JPanel, JFrame
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import java.awt.Graphics;
import java.awt.Graphics2D;
import java.awt.Transparency;
import java.awt.image.BufferedImage;
 
import javax.swing.JFrame;
import javax.swing.JPanel;
 
public class ModeTransparence3 extends JPanel {
 
  public void paint(Graphics g) {
    Graphics2D g2d = (Graphics2D) g;
    int width = 100;
    int height = 100;
 
    BufferedImage bimage = g2d.getDeviceConfiguration().createCompatibleImage(
        width, height, Transparency.TRANSLUCENT);
 
  }
 
  public static void main(String[] args) {
 
    JFrame frame = new JFrame("Basic Shapes");
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    frame.add(new BasicShapes());
    frame.setSize(350, 250);
    frame.setLocationRelativeTo(null);
    frame.setVisible(true);
  }
}