/// <summary>
/// compare just by TightPolyline
/// </summary>
/// <returns></returns>
public override int GetHashCode()
{
if (TightPolyline == null)
{
throw new InvalidOperationException();
}
return(TightPolyline.GetHashCode());
}
public override string ToString()
{
return((TightPolyline == null ? "null" : TightPolyline.ToString().Substring(0, 5)) + "," + (LooseShape == null ? "null" : LooseShape.ToString().Substring(0, 5)));
}
