static ImageSurface showImageWithSelection(MakesBufferedImage img, Rect rect) {
  ret showImageWithSelections(img, llNotNulls(rect));
}

static ImageSurface showImageWithSelection(BufferedImage img, Rect rect) {
  ret showImageWithSelections(img, llNotNulls(rect));
}

static ImageSurface showImageWithSelection(BufferedImage img, DoubleRect rect) {
  ret showImageWithSelection(img, toRect(rect));
}