private static void setLatLongMetadata(
final Product product,
final MetadataElement absRoot,
final String tagLat,
final String tagLon,
final float x,
final float y) {
final PixelPos pixelPos = new PixelPos(x, y);
final GeoPos geoPos = new GeoPos();
if (product.getGeoCoding() == null) return;
product.getGeoCoding().getGeoPos(pixelPos, geoPos);
final MetadataAttribute lat = absRoot.getAttribute(tagLat);
if (lat != null) lat.getData().setElemDouble(geoPos.getLat());
final MetadataAttribute lon = absRoot.getAttribute(tagLon);
if (lon != null) lon.getData().setElemDouble(geoPos.getLon());
}
private void syncLatLonWithXYParams() {
final PixelPos pixelPos1 =
new PixelPos(
((Number) paramX1.getValue()).intValue(), ((Number) paramY1.getValue()).intValue());
final PixelPos pixelPos2 =
new PixelPos(
((Number) paramX2.getValue()).intValue(), ((Number) paramY2.getValue()).intValue());
final GeoCoding geoCoding = product.getGeoCoding();
final GeoPos geoPos1 = geoCoding.getGeoPos(pixelPos1, null);
final GeoPos geoPos2 = geoCoding.getGeoPos(pixelPos2, null);
paramNorthLat1.setValue(geoPos1.getLat(), null);
paramWestLon1.setValue(geoPos1.getLon(), null);
paramSouthLat2.setValue(geoPos2.getLat(), null);
paramEastLon2.setValue(geoPos2.getLon(), null);
}