public MarkerBasedSceneNodeCollection <T> FilterOutDeletedMarkers()
{
for (int index = 0; index < this.markers.Count; ++index)
{
if (this.markers.MarkerAt(index).IsDeleted)
{
MarkerBasedSceneNodeCollection <T> sceneNodeCollection = new MarkerBasedSceneNodeCollection <T>(this.viewModel, this.markers);
sceneNodeCollection.markers.CullDeletedMarkers();
return(sceneNodeCollection);
}
}
return((MarkerBasedSceneNodeCollection <T>)null);
}
public MarkerBasedSceneNodeCollection(SceneViewModel viewModel, ICollection <T> otherList)
{
this.viewModel = viewModel;
MarkerBasedSceneNodeCollection <T> sceneNodeCollection = otherList as MarkerBasedSceneNodeCollection <T>;
if (sceneNodeCollection != null)
{
this.markers = new DocumentNodeMarkerSortedListOf <DocumentNode>(sceneNodeCollection.markers);
}
else
{
this.markers = new DocumentNodeMarkerSortedListOf <DocumentNode>();
foreach (T node in (IEnumerable <T>)otherList)
{
if ((object)node != null && this.IsElementValid(node))
{
this.markers.Add(node.DocumentNode.Marker, node.DocumentNode);
}
}
}
}