void IEntityFactory.ClearListsToAddTo()
 {
     StructurePlacementFactory.ClearListsToAddTo();
 }
 object IEntityFactory.CreateNew(Layer layer)
 {
     return(StructurePlacementFactory.CreateNew(layer));
 }
 void IEntityFactory.Initialize(string contentManagerName)
 {
     StructurePlacementFactory.Initialize(contentManagerName);
 }
 object IEntityFactory.CreateNew()
 {
     return(StructurePlacementFactory.CreateNew());
 }