/// <summary>
/// Delete all ink and text annotations on a slide -- Presenter 2
/// </summary>
/// <param name="rtel"></param>
private void ReceiveClearScribble(ArchiveRTNav.RTEraseLayer rtel)
{
Int32 internalSlideIndex = slideMap.GetMapping(rtel.SlideIndex, rtel.DeckGuid);
SlideOverlay overlay = slideDeck.GetOverlay(internalSlideIndex);
if (overlay != null)
{
if (overlay.Scribble != null)
{
overlay.Scribble.Clear();
}
if ((overlay.TextAnnotations != null) && (overlay.TextAnnotations.Count > 0))
{
lock (overlay.TextAnnotations) {
overlay.TextAnnotations.Clear();
}
overlay.RefreshDynamicElements();
}
}
}
private void AcceptCP3Chunk(UW.ClassroomPresenter.Network.Chunking.Chunk chunk)
{
List <object> rtObjList = cp3Mgr.Accept(chunk);
if ((rtObjList == null) || (rtObjList.Count == 0))
{
if (cp3Mgr.WarningLog != null)
{
foreach (string s in cp3Mgr.WarningLog)
{
Debug.WriteLine(s);
}
cp3Mgr.WarningLog.Clear();
}
FilterCP3RTUpdate();
return;
}
foreach (object rto in rtObjList)
{
if (rto is ArchiveRTNav.RTUpdate)
{
Debug.WriteLine("**CP3Mgr returns RtUpdate: " + ((RTUpdate)rto).ToString());
UpdateRTUpdate((RTUpdate)rto);
FilterCP3RTUpdate();
}
else if (rto is ArchiveRTNav.RTDrawStroke)
{
FilterRTDrawStroke((RTDrawStroke)rto);
}
else if (rto is ArchiveRTNav.RTDeleteStroke)
{
FilterRTDeleteStroke((RTDeleteStroke)rto);
}
else if (rto is ArchiveRTNav.RTTextAnnotation)
{
FilterRTTextAnnotation((RTTextAnnotation)rto);
}
else if (rto is ArchiveRTNav.RTImageAnnotation)
{
FilterRTImageAnnotation((RTImageAnnotation)rto);
}
else if ((rto is ArchiveRTNav.RTDeleteTextAnnotation))
{
FilterRTDeleteTextAnnotation((RTDeleteTextAnnotation)rto);
}
else if ((rto is ArchiveRTNav.RTDeleteAnnotation))
{
FilterRTDeleteAnnotation((RTDeleteAnnotation)rto);
}
else if (rto is ArchiveRTNav.RTEraseLayer)
{
ArchiveRTNav.RTEraseLayer rtel = (RTEraseLayer)rto;
BufferChunk bc = new BufferChunk(Helpers.ObjectToByteArray(rtel));
enqueueMain(new WorkItem(bc, PacketType.ClearScribble, rtel.SlideIndex, rtel.DeckGuid));
}
else if (rto is ArchiveRTNav.RTQuickPoll)
{
ArchiveRTNav.RTQuickPoll rtqp = (RTQuickPoll)rto;
BufferChunk bc = new BufferChunk(Helpers.ObjectToByteArray(rtqp));
enqueueMain(new WorkItem(bc, PacketType.RTQuickPoll, rtqp.SlideIndex, rtqp.DeckGuid));
}
else
{
Debug.WriteLine("CP3Manager returned unhandled archive type: " + rto.GetType().ToString());
}
}
}