public RangeEnumerator(ArrayBase <T> internalList, MemoryType memoryType)
: base(memoryType)
{
_rangeEnumeratorArrayBase = internalList;
IteratorState = -1;
_index = 0;
}
internal Range(ArrayBase <T> thebase, int start, int count, bool forwards, MemoryType memoryType = MemoryType.Normal)
{
this.thebase = thebase; stamp = thebase.stamp;
delta = forwards ? 1 : -1;
this.start = start + thebase.offsetField; this.count = count;
_rangeInternalEnumerator = new RangeEnumerator(thebase, memoryType);
}
internal void UpdateReference(ArrayBase <T> list, int start, int end, int theStamp)
{
_internalIncrementalIndex = start;
_end = end;
_internalList = list;
Current = default(T);
_theStamp = theStamp;
}
internal void UpdateReference(ArrayBase <T> list, int start, int delta, int theStamp, int count)
{
_count = count;
_start = start;
_delta = delta;
_rangeEnumeratorArrayBase = list;
Current = default(T);
_theStamp = theStamp;
}
public override bool MoveNext()
{
ArrayBase <T> list = _rangeEnumeratorArrayBase;
list.modifycheck(_theStamp);
if (_index < _count)
{
Current = list.array[_start + _delta * _index];
_index++;
return(true);
}
Current = default(T);
return(false);
}
public override bool MoveNext()
{
ArrayBase <T> list = _internalList;
if (list.stamp != _theStamp)
{
throw new CollectionModifiedException();
}
if (_internalIncrementalIndex < _end)
{
Current = list.array[_internalIncrementalIndex];
_internalIncrementalIndex++;
return(true);
}
Current = default(T);
return(false);
}
public Enumerator(ArrayBase <T> list, MemoryType memoryType)
: base(memoryType)
{
_internalList = list;
}
