/// <summary>
/// Creates placeholder. Returns <c>NULL</c> if the specified shape is not placeholder.
/// </summary>
internal static MasterPlaceholder Create(OpenXmlCompositeElement pShapeTreeChild)
{
P.PlaceholderShape pPlaceholderShape =
pShapeTreeChild.ApplicationNonVisualDrawingProperties().GetFirstChild <P.PlaceholderShape>();
if (pPlaceholderShape == null)
{
return(null);
}
return(new MasterPlaceholder(pPlaceholderShape));
}