Dimension d = tileset.getImageDimensions("" + tileImageId);
Dimension d = tileset.getImageDimensions("" + tileImageId, tileOrientation);
    public int getHeight() {        if (tileset != null) {            Dimension d = tileset.getImageDimensions("" + tileImageId);            return d.height;        } else if (internalImage != null) {            return internalImage.getHeight(null);        }        return 0;    }