protected SourcedFontFamilyItem(FontFamily fontFamily, string category, SceneNodeObjectSet sceneNodeObjectSet)
     : base(FontFamilyItem.EnsureFamilyName(FontEmbedder.GetFontNameFromSource(fontFamily)), category, SourcedFontFamilyItem.DefaultPreviewFontFamilyName, SourcedFontFamilyItem.ConvertToWpfFontFamily(fontFamily, sceneNodeObjectSet.DocumentContext))
 {
     this.sceneNodeObjectSet = sceneNodeObjectSet;
 }
 protected SourcedFontFamilyItem(FontFamily fontFamily, string category, IDocumentContext documentContext)
     : base(FontFamilyItem.EnsureFamilyName(FontEmbedder.GetFontNameFromSource(fontFamily)), category, SourcedFontFamilyItem.DefaultPreviewFontFamilyName, SourcedFontFamilyItem.ConvertToWpfFontFamily(fontFamily, documentContext))
 {
     this.documentContext = documentContext;
 }