insert text and image in an existing PDF form template using iTextSharp

 first download iTextSharp.dll and add reference to ur application

Download iTextSharp.dll

protected void Page_Load(object sender, EventArgs e)

{

string fileName = "Report/pdf.png";

string pdfpath = Server.MapPath("Report/Summary.pdf");

string imagepath = Server.MapPath("Report/pdf.png");

string pdfTemplate = Server.MapPath("Report\\Report.pdf");//@"C:\Report.pdf";

string imagePath = String.Empty;

PdfReader pdfReader = null;

// Create the form filler

FileStream pdfOutputFile = new FileStream(pdfTemplate, FileMode.Create);

pdfReader = new PdfReader(Server.MapPath("Report\\Summary.pdf"));//"C:\\Template.pdf"

PdfStamper pdfStamper = null;

pdfStamper = new PdfStamper(pdfReader, pdfOutputFile);

// Get the form fields

AcroFields testForm = pdfStamper.AcroFields;

sql = "select ReciId,FEASIBILITYID,FEASIBILITY_DATE,CUSTOMER_NAME,CUSTOMER_ADDRESS  from ovlfeasibility_report where  FEASIBILITYID='" + FSID + "'";

b.fetchdata(sql,out dt_feasibility);

testForm.SetField("txtDate", DateTime.Now.Day.ToString() + "-" + DateTime.Now.Month.ToString() + "-" + DateTime.Now.Year.ToString() + " " + DateTime.Now.ToLocalTime().ToString().Split(' ')[0] + " " + DateTime.Now.ToLocalTime().ToString().Split(' ')[1]);

if (dt_feasibility.Rows.Count > 0)

{

testForm.SetField("txtRID", dt_feasibility.Rows[0]["ReciId"].ToString());

testForm.SetField("txtFID", dt_feasibility.Rows[0]["FEASIBILITYID"].ToString());

testForm.SetField("txtCustName", dt_feasibility.Rows[0]["Customer_Name"].ToString());

testForm.SetField("txtCustAddress", dt_feasibility.Rows[0]["Customer_Address"].ToString());

testForm.SetField("imgchart", imagepath);

iTextSharp.text.Image instanceImg = iTextSharp.text.Image.GetInstance(imagepath);

PdfContentByte overContent = pdfStamper.GetOverContent(1);

float[] imageArea = testForm.GetFieldPositions("imgchart");

iTextSharp.text.Rectangle imageRect = new Rectangle(imageArea[1], imageArea[2], imageArea[3], imageArea[4]);

instanceImg.ScaleToFit( 600, 270);

instanceImg.SetAbsolutePosition(-10, 20);

overContent.AddImage(instanceImg);

overContent = null;

}

//PdfContentByte overContent = pdfStamper.GetOverContent(1);

pdfStamper.FormFlattening = true;

pdfStamper.Close();

pdfReader.Close();

//----start----Disposing Object--------

pdfReader = null;

pdfOutputFile.Dispose();

pdfOutputFile = null;

pdfStamper = null;

testForm = null;

//----end------Disposing Object--------

b = null;

dt_feasibility.Dispose();

dt_feasibility = null;

Response.Clear();

string strpdfpath2 = Server.MapPath("Report\\Report.pdf");  //@"C:/Report.pdf";

Response.ContentType = "text/pdf";

Response.AppendHeader("Content-Disposition", "attachment;filename=Report.pdf");

Response.TransmitFile(strpdfpath2);

//Directory.Delete("C:\\PDF1",true);

Response.End();

}