/// <summary>
/// Gets the next value in a series.
/// </summary>
/// <param name="isMissingFlag">The is missing flag.</param>
/// <param name="gsVal">The gs value.</param>
/// <returns>False if there are no more values.</returns>
public bool Next(double isMissingFlag, out GridCoordinateValue gsVal)
{
double lat, lon, val;
bool success = GribApiProxy.GribIteratorNext(this, out lat, out lon, out val) != 0;
gsVal = new GridCoordinateValue(lat, lon, val, val == isMissingFlag);
return(success);
}