/// <summary>
/// Append this slice's data, by copying it into this stream's private buffers.
/// </summary>
public override void Append(Slice <TTime, TValue> source)
{
HoloDebug.Assert(!IsShut);
// Try to keep copying source into _remainingFreeBuffer
while (!source.IsEmpty())
{
EnsureFreeBuffer();
// if source is larger than available free buffer, then we'll iterate
Slice <TTime, TValue> originalSource = source;
if (source.Duration > _remainingFreeBuffer.Duration)
{
source = source.Subslice(0, _remainingFreeBuffer.Duration);
}
// now we know source can fit
Slice <TTime, TValue> dest = _remainingFreeBuffer.SubsliceOfDuration(source.Duration);
source.CopyTo(dest);
// dest may well be adjacent to the previous slice, if there is one, since we may
// be appending onto an open chunk. So here is where we coalesce this, if so.
dest = InternalAppend(dest);
// and update our loop variables
source = originalSource.SubsliceStartingAt(source.Duration);
Trim();
}
}
void EnsureFreeBuffer()
{
if (_remainingFreeBuffer.IsEmpty())
{
Buf <TValue> chunk = _allocator.Allocate();
_remainingFreeBuffer = new Slice <TTime, TValue>(
chunk,
0,
(chunk.Data.Length / SliverSize),
SliverSize);
}
}