public override string ToString()
{
StringBuilder sb = new StringBuilder();
sb.Append(base.ToString());
if (_HasScale)
{
sb.AppendFormat(" Scale ({0:d} Bits/entry) X:{1:G},Y:{2:G}",
_numScaleBits, _xScaleF, _yScaleF);
}
sb.AppendFormat(" Translate ({0:d} Bits/entry) X:{1:d},Y:{2:d}",
_numTranslateBits, _translateX, _translateY);
return sb.ToString();
}