寻求C# 操作PDF解决方案

using System;

using System.Web;

using System.Web.Caching;

using System.Web.UI.HtmlControls;

using System.Web.UI;

using System.Web.UI.WebControls;

using System.Web.UI.WebControls.WebParts;

using System.Collections.Generic;

using System.Text;

using System.IO;

using iTextSharp.text;

using iTextSharp.text.pdf;





namespace PDF_OUT_CL

{

    public class PDF_Print_Out

    {

        //    * FLAGをセットする

        private  const string F_FLAG = "fflag";



        //  * FONTをセットする 

        private  const string T_FONT = "textfont";



        //  * PdfContentByte for this stamper 

        private PdfContentByte cb = null;



        private   string[] FIED_NM_OHOR ={ "SCC_Mail_NO" };



        //  * TEMPLATE_NM　社員名簿PDFのTEMPLATE名 

        private String TEMPLATE_NM = null;

       

        public PDF_Print_Out(string template_nm)

        {

            this.TEMPLATE_NM=template_nm;

        }

        /// <summary>

        /// Create PDF File

        /// </summary>

        /// <param name="values"></param>

        public void Creat_PDF_File(HttpResponse Response, string[] values)

        {

            this.createPDF_OHOR(Response,FIED_NM_OHOR, values);

        }





        private void createPDF_OHOR(HttpResponse Response, string[] FIELD_NM, string[] values)

        {

            Cache cache = new Cache();

            PdfReader reader = null;

            PdfStamper stamp = null;

            Stream file = null;

            string sname = DateTime.Now.ToString("yyMMddhhmmss");

            Random Rand = new Random(4);

            sname = sname+Convert.ToString(Rand.Next())+".pdf";

            try

            {

                reader = new PdfReader(this.TEMPLATE_NM);

               

               

                file = new FileStream(@"D:\WINSOR\PDF_OUT\PDF\PDF_OUT"+sname, FileMode.OpenOrCreate);



                stamp = new PdfStamper(reader, file);

                BaseFont baseFont = this.getFont();

                AcroFields form = stamp.AcroFields;

                //cb = stamp.GetOverContent(1);



                for (int i = 0; i < FIELD_NM.Length; i++)

                {

                    form.SetFieldProperty(FIELD_NM[i], F_FLAG, PdfFormField.FF_READ_ONLY, null);

                    form.SetFieldProperty(FIELD_NM[i], T_FONT, baseFont, null);

                    form.SetField(FIELD_NM[i], values[i]);

                }

               

              



                stamp.FormFlattening = true;

                stamp.Close();

                long FileSize;

                FileStream PDFfile = new FileStream(@"D:\WINSOR\PDF_OUT\PDF\PDF_OUT" + sname,FileMode.Open);

               

                FileSize = PDFfile.Length;

                byte[] buffer = new byte[(int)FileSize];

                PDFfile.Read(buffer, 0, (int)FileSize);

                PDFfile.Close();

                File.Delete(@"D:\WINSOR\PDF_OUT\PDF\PDF_OUT" + sname);

                Response.AddHeader("Content-Disposition", "attachment");

                Response.ContentType = "application/pdf";

                Response.BinaryWrite(buffer);

                Response.Flush();

                Response.Close();

              

               

            }

            catch(Exception ex)

            {

                throw ex;

            }

          

    }

       

        private BaseFont getFont() 

        {

            BaseFont font = BaseFont.CreateFont(@"c:\WINDOWS\Fonts\SIMHEI.TTF", BaseFont.IDENTITY_H, BaseFont.NOT_EMBEDDED);

       

            return font; // Return the base font to create the pdf document

        }

}

}