public boolean contains(@NonNull final ICoordinate point) {
        final Geopoint coords = point.getCoords();
        return coords != null && contains(coords.getLatitudeE6(), coords.getLongitudeE6());
    }
Check whether a point is contained in this viewport.

@param point the coordinates to check
@return true if the point is contained in this viewport, false otherwise or if the point contains no coordinates
main/src/main/java/cgeo/geocaching/location/Viewport.java