protected IGlyphTransformationTable ParseExtensionLookupTable(int subTableOffset, dynamic fontTable, LookupFlags lookupFlags)
{
var type = typeof(GlyphTypeface).Assembly.GetType("MS.Internal.Shaping.ExtensionLookupTable");
dynamic table = new AccessPrivateWrapper(type.Instantiate(subTableOffset));
var lookupType = (int)table.LookupType(fontTable.Wrapped);
var lookupOffset = (int)table.LookupSubtableOffset(fontTable.Wrapped);
return(this.GetSubstitutionTableBySubTableOffset(fontTable, lookupOffset, lookupType, lookupFlags));
}
