import java.awt.BorderLayout;
import java.awt.Color;
import java.awt.Font;
import java.awt.Graphics;
import java.awt.Graphics2D;
import java.awt.RenderingHints;
import java.awt.Shape;
import java.awt.font.GlyphVector;
import java.awt.geom.AffineTransform;
import java.awt.geom.Rectangle2D;
import java.awt.image.BufferedImage;
import java.io.File;
import java.io.IOException;

import javax.imageio.ImageIO;
import javax.swing.ImageIcon;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JPanel;
import javax.swing.SwingUtilities;
import javax.swing.border.LineBorder;

public class GlyphDemo {

    String imgName = "src/img/wien.jpg";

    public GlyphDemo() {
        BufferedImage image = null;
        try {
            File file = new File(imgName);
            image = ImageIO.read(file);
        } catch (IOException ex) {
            System.err.println("image '" + imgName + "' couldn't be loaded");
            System.exit(1);
        }
        init(image);
    }

    private void init(BufferedImage image) {
        if (image == null)
            return;
        ImageIcon icon = new ImageIcon(image);
        JLabel label = new JLabel(icon) {
            public void paintComponent(Graphics g) {
                Graphics2D g2d = (Graphics2D) g;
                g2d.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);

                // SchriftenVerwenden erzeugen
                Font f = new Font("Verdana", Font.ITALIC | Font.BOLD, 130);

                // Umriss eines Strings als GlyphVector speichern
                GlyphVector gv = f.createGlyphVector(g2d.getFontRenderContext(), "Java");

                // Hintergrund schwarz
                g2d.fill(new Rectangle2D.Float(0, 0, image.getWidth(), image.getHeight()));

                // Clipping Shape von GlyphVector holen
                Shape clipping_shape = gv.getOutline();

                // Clipping Shape soll bei (0,0) beginnen
                g2d.translate(-clipping_shape.getBounds().getX() / 2, -clipping_shape.getBounds().getY() + 150);

                g2d.setClip(clipping_shape);// und setzen

                // das Bild zentriert malen (OHNE Transformation)
                g2d.setTransform(new AffineTransform());

                g2d.drawImage(image, null, 10, 0);
            }
        };
        label.setBorder(new LineBorder(Color.WHITE));

        JPanel panel = new JPanel();
        panel.setLayout(new BorderLayout());
        panel.add(label, BorderLayout.CENTER);
        JFrame frame = new JFrame("Clipping-Frame");
        frame.add(panel);
        frame.setSize(image.getWidth(), image.getHeight());
        frame.setLocationRelativeTo(null);
        frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
        frame.setVisible(true);
    }

    public static void main(String args[]) {
        SwingUtilities.invokeLater(() -> new GlyphDemo());
    }