static ImageSurface showZoomedImage_centered(final RGBImage image) {
  ret showZoomedImage_centered(image, 2);
}

static ImageSurface showZoomedImage_centered(S title, RGBImage image) {
  ret showZoomedImage_centered(title, image, 2);
}

static ImageSurface showZoomedImage_centered(S title, RGBImage image, double zoom) {
  ret setFrameTitle(showZoomedImage_centered(image, zoom), title);
}

static ImageSurface showZoomedImage_centered(final RGBImage image, final double zoom) {
  ret showZoomedImage_centered(image.getBufferedImage(), zoom);
}

static ImageSurface showZoomedImage_centered(final BufferedImage image, final double zoom) {
  ret (ImageSurface) swingAndWait(func {
    ImageSurface is = showImage_centered(image);
    is.setZoom(zoom);
    packFrame(is);
    ret is;
  });
}

static ImageSurface showZoomedImage_centered(ImageSurface surface, final RGBImage image, final double zoom) {
  ret showZoomedImage_centered(image, surface, zoom);
}

static ImageSurface showZoomedImage_centered(ImageSurface surface, final BufferedImage image, final double zoom) {
  ret showZoomedImage_centered(image, surface, zoom);
}

static ImageSurface showZoomedImage_centered(ImageSurface surface, final RGBImage image, S title, final double zoom) {
  ret showZoomedImage_centered(surface, title, image, zoom);
}

static ImageSurface showZoomedImage_centered(ImageSurface surface, S title, final RGBImage image, final double zoom) {
  ret setFrameTitle(showZoomedImage_centered(image, surface, zoom), title);
}

static ImageSurface showZoomedImage_centered(ImageSurface surface, final RGBImage image, S title) {
  ret showZoomedImage_centered(surface, title, image);
}

static ImageSurface showZoomedImage_centered(ImageSurface surface, S title, final RGBImage image) {
  ret showZoomedImage_centered(surface, title, image, 2.0);
}

static ImageSurface showZoomedImage_centered(RGBImage image, ImageSurface surface, double zoom) {
  if (surface == null)
    ret showZoomedImage_centered(image, zoom);
  else {
    surface.setImage(image);
    ret surface;
  }
}

static ImageSurface showZoomedImage_centered(ImageSurface surface, S title, BufferedImage image, double zoom) {
  ret setFrameTitle(title, showZoomedImage_centered(surface, image, zoom));
}

static ImageSurface showZoomedImage_centered(BufferedImage image, ImageSurface surface, double zoom) {
  if (surface == null)
    ret showZoomedImage_centered(image, zoom);
  else {
    surface.setImage(image);
    ret surface;
  }
}