/// <summary>
/// Gets un-uesting layerages
/// </summary>
/// <param name="layerages"> The layerages. </param>
/// <returns> The yield layerages. </returns>
public static IEnumerable <Layerage> GetUnUestingLayerages(IEnumerable <Layerage> layerages)
{
foreach (Layerage child in layerages)
{
yield return(child);
foreach (Layerage photocopier in LayerageCollection.GetUnUestingLayerages(child.Children))
{
yield return(photocopier);
}
}
}