public IProjectionSnapshot Apply(NormalizedSpanCollection spansToElide, NormalizedSpanCollection spansToExpand)
{
this.applied = true;
try
{
if (spansToElide == null)
{
spansToElide = NormalizedSpanCollection.Empty;
}
if (spansToExpand == null)
{
spansToExpand = NormalizedSpanCollection.Empty;
}
if (spansToElide.Count > 0 || spansToExpand.Count > 0)
{
if ((spansToElide.Count > 0) && (spansToElide[spansToElide.Count - 1].End > this.elBuffer.sourceSnapshot.Length))
{
throw new ArgumentOutOfRangeException("spansToElide");
}
if ((spansToExpand.Count > 0) && (spansToExpand[spansToExpand.Count - 1].End > this.elBuffer.sourceSnapshot.Length))
{
throw new ArgumentOutOfRangeException("spansToExpand");
}
ElisionSourceSpansChangedEventArgs args = this.elBuffer.ApplySpanChanges(spansToElide, spansToExpand);
if (args != null)
{
ElisionSourceSpansChangedEventRaiser raiser = new ElisionSourceSpansChangedEventRaiser(args);
this.baseBuffer.group.EnqueueEvents(raiser, this.baseBuffer);
raiser.RaiseEvent(this.baseBuffer, true);
}
this.baseBuffer.editInProgress = false;
}
else
{
this.baseBuffer.editInProgress = false;
}
}
finally
{
this.baseBuffer.group.FinishEdit();
}
return(this.elBuffer.currentElisionSnapshot);
}
public ElisionSourceSpansChangedEventRaiser(ElisionSourceSpansChangedEventArgs args)
{
this.args = args;
}
void OnElisionSourceSpansChanged(object sender, ElisionSourceSpansChangedEventArgs e)
{
UpdateSpans(e.After);
}
