public void generarFondo(Component componente) {
boolean dibujarFondo = false;
Rectangle med = this.getBounds();
Rectangle areaDibujo = this.getBounds();
BufferedImage tmp;
GraphicsConfiguration gc =
GraphicsEnvironment.getLocalGraphicsEnvironment()
.getDefaultScreenDevice()
.getDefaultConfiguration();
if (Principal.fondoBlur) {
dibujarFondo = true;
}
if (dibujarFondo) {
JRootPane root = SwingUtilities.getRootPane(this);
blurBuffer = GraphicsUtilities.createCompatibleImage(Principal.sysAncho, Principal.sysAlto);
Graphics2D g2 = blurBuffer.createGraphics();
g2.setClip(med);
blurBuffer = blurBuffer.getSubimage(med.x, med.y, med.width, med.height);
((Escritorio) Principal.getEscritorio()).getFrameEscritorio().paint(g2);
g2.dispose();
backBuffer = blurBuffer;
// blurBuffer = toGrayScale(blurBuffer);
blurBuffer = GraphicsUtilities.createThumbnailFast(blurBuffer, getWidth() / 2);
blurBuffer = new GaussianBlurFilter(4).filter(blurBuffer, null);
g2 = (Graphics2D) blurBuffer.getGraphics();
g2.setColor(new Color(0, 0, 0, 195));
g2.fillRect(0, 0, Principal.sysAncho, Principal.sysAlto);
listo = true;
}
}
public void paintComponent(Graphics g) {
if (!Principal.fondoBlur) {
if (isVisible() && blurBuffer != null) {
Graphics2D g2 = (Graphics2D) g.create();
g2.setRenderingHint(
RenderingHints.KEY_INTERPOLATION, RenderingHints.VALUE_INTERPOLATION_BILINEAR);
g2.drawImage(backBuffer, 0, 0, null);
g2.setComposite(AlphaComposite.SrcOver.derive(alpha));
g2.drawImage(blurBuffer, 0, 0, getWidth(), getHeight(), null);
g2.setColor(new Color(55, 55, 255, 150));
g2.fillRect(0, 0, getBounds().width, getBounds().height);
g2.dispose();
}
} else {
Graphics2D g2d = (Graphics2D) g;
g2d.drawImage(fondo, 0, 0, null);
}
}