Interface IFontSavingCallback

public interface IFontSavingCallback
   {
      void SaveFont(string fontName, Font font);
   }

void FontSaving(FontSavingArgs args)
   {
      if (args.IsEmbedded)
      {
         if (args.SaveFonts || args.ExportFormat == SaveFormat.PDF)
         {
            this._fontSettings.EmbedFontFamilies = true;
         }
      }
      else
      {
         if (!this._fontSettings.EmbedAllFontFamilies)
         {
            this._fontSettings.EmbedFontFamilies = false;
         }
      }
   }