/// <summary>
/// Returns an enumerator that iterates through the specified <see cref="ISegment{T}"/>.
/// </summary>
/// <param name="segmentIndex">The segment index of the position of the first element to enumerate.</param>
/// <param name="elementIndex">The element index of the position of the first element to enumerate.</param>
/// <param name="remainingCount">Upon return, the remaining number of elements that can be enumerated in the <see cref="ISegment{T}"/>.</param>
/// <returns>
/// An enumerator for the <see cref="ISegment{T}"/>.
/// </returns>
public IEnumerator <T> GetSegmentEnumerator(int segmentIndex, int elementIndex, out int remainingCount)
{
Debug.Assert(IsValidPosition(segmentIndex, elementIndex, false));
ISegment <T> Segment = SegmentTable[segmentIndex];
remainingCount = Segment.Count - elementIndex;
Debug.Assert(remainingCount > 0);
return(Segment.GetEnumerator(elementIndex));
}
