private void MutateWithLockThenRaiseEvents([NotNull] Func <DiagramEvent> diagramMutatorFunc)
{
DiagramEvent diagramEvent;
lock (_diagramUpdateLockObject)
{
diagramEvent = diagramMutatorFunc.Invoke();
LatestDiagram = diagramEvent.NewDiagram;
}
DiagramChanged?.Invoke(diagramEvent);
_diagramChangedEventStream.OnNext(diagramEvent);
AfterDiagramChanged?.Invoke(diagramEvent);
}
private void MutateWithLockThenRaiseEvents([NotNull] Action <IDiagramMutator> diagramMutatorFunc)
{
DiagramEvent diagramEvent;
lock (_diagramUpdateLockObject)
{
var diagramMutator = CreateDiagramMutator();
diagramMutatorFunc.Invoke(diagramMutator);
diagramEvent = diagramMutator.GetDiagramEvent();
LatestDiagram = diagramEvent.NewDiagram;
}
if (diagramEvent.IsEmpty)
{
return;
}
DiagramChanged?.Invoke(diagramEvent);
_diagramChangedEventStream.OnNext(diagramEvent);
AfterDiagramChanged?.Invoke(diagramEvent);
}