/// <summary>
        /// writes the collection of document info entries
        /// </summary>
        /// <param name="context"></param>
        /// <param name="writer"></param>
        /// <returns></returns>
        protected virtual void WriteInfo(PDFRenderContext context, PDFWriter writer)
        {
            DocumentInfo info = this.DocumentComponent.Info;

            if (null != info)
            {
                info.OutputToPDF(context, writer);
            }
        }