示例#1
0
 public static BufferedImage tileImage(BufferedImage im, int width, int height) {
   GraphicsConfiguration gc =
       GraphicsEnvironment.getLocalGraphicsEnvironment()
           .getDefaultScreenDevice()
           .getDefaultConfiguration();
   int transparency = Transparency.OPAQUE; // Transparency.BITMASK;
   BufferedImage compatible = gc.createCompatibleImage(width, height, transparency);
   Graphics2D g = (Graphics2D) compatible.getGraphics();
   g.setPaint(new TexturePaint(im, new Rectangle(0, 0, im.getWidth(), im.getHeight())));
   g.fillRect(0, 0, width, height);
   return compatible;
 }
  public void generarFondo(Component componente) {
    Rectangle areaDibujo = this.getBounds();
    BufferedImage tmp;
    GraphicsConfiguration gc =
        GraphicsEnvironment.getLocalGraphicsEnvironment()
            .getDefaultScreenDevice()
            .getDefaultConfiguration();

    tmp = gc.createCompatibleImage(areaDibujo.width, areaDibujo.height, BufferedImage.TRANSLUCENT);
    Graphics2D g2d = (Graphics2D) tmp.getGraphics();
    g2d.setColor(new Color(55, 55, 255, 165));
    g2d.fillRect(0, 0, areaDibujo.width, areaDibujo.height);
    fondo = tmp;
  }