@Override public double getEle(double lat, double lon) { if (isOutsideSupportedArea(lat, lon)) return 0;
@Override public double getEle(double lat, double lon) { if (isOutsideSupportedArea(lat, lon)) return 0;
@Override public double getEle(double lat, double lon) { if (isOutsideSupportedArea(lat, lon)) return 0;
@Override public double getEle(double lat, double lon) { if (isOutsideSupportedArea(lat, lon)) return 0;