I am creating header in itext 7

See more:

itextsharp

I am creating header in text 7 , in this header image, line and table
so in first page header showing correctly .But in next page only image logo is showing other line and table is not showing.

What I have tried:

Below i have tried


protected class Header : IEventHandler
{
private Document header;
public Dictionary<int, podcustomer=""> Contentvalue;

public Header(Document doc, Dictionary<int, podcustomer=""> Content)
{
this.header = doc;
this.Contentvalue = Content;
}

public virtual void HandleEvent(Event @event)
{


//PdfPage page = pdf.AddNewPage();



foreach (KeyValuePair<int, podcustomer=""> KV in Contentvalue)
{
PdfDocumentEvent docEvent = (PdfDocumentEvent)@event;
PdfFont regular = PdfFontFactory.CreateFont(StandardFonts.HELVETICA);
PdfFont bold = PdfFontFactory.CreateFont(StandardFonts.HELVETICA_BOLD);
PdfDocument pdf = docEvent.GetDocument();
Document doc = new Document(pdf);

PdfPage page = docEvent.GetPage();
//Rectangle rectangle = page.GetPageSize();
doc.SetMargins(30, 10, 3, 40);
string logoFileName = UserAccount.CompanyLocation.Company.ImageName;
if (System.IO.File.Exists(LogoDirPath + logoFileName))
{

}
else
{

logoFileName = "logo_EvansDelivery.png";
}
string imageSource = LogoDirPath;
ImageData imageData = ImageDataFactory.Create(imageSource + logoFileName);
iText.Layout.Element.Image image = new iText.Layout.Element.Image(imageData);
// PdfPage page = pdfDoc.AddNewPage();
PdfCanvas pdfCanvas = new PdfCanvas(page);
Rectangle rectangle = new Rectangle(30, 770, 120, 60);
string proBarcodeString = KV.Value.OrderNumber + "P";

// --Barcode Image code----

Canvas canvas = new Canvas(pdfCanvas, rectangle);
canvas.SetBorder(Border.NO_BORDER);
canvas.Add(image);
//canvas.Close();

iText.Layout.Element.Table th = new iText.Layout.Element.Table(UnitValue.CreatePercentArray(3)).UseAllAvailableWidth();
Text text1 = new Text(KV.Value.CompanyLocation.LocationName).SetBold();
Text test2 = new Text("Customer Order Detail" + "\n" + "OrderNo:" + KV.Value.OrderNumber).SetBold().SetFontSize(12f);
th.SetHorizontalAlignment(HorizontalAlignment.CENTER);
th.SetMarginLeft(120);
th.AddCell(new Cell().SetTextAlignment(TextAlignment.LEFT).SetBorder(Border.NO_BORDER).SetFont(regular).SetFontSize(10f).Add(new Paragraph("")));
th.AddCell(new Cell().SetTextAlignment(TextAlignment.CENTER).SetBorder(Border.NO_BORDER).SetFont(regular).SetFontSize(10f).Add(new Paragraph("\n").Add(new Paragraph(text1))));
th.AddCell(new Cell().SetTextAlignment(TextAlignment.RIGHT).SetBorder(Border.NO_BORDER).SetFont(regular).SetFontSize(10f).Add(new Paragraph(test2)));

LineSeparator lne = new LineSeparator(new SolidLine());

lne.SetMarginLeft(140);
doc.Add(th);
doc.Add(lne);


string wmfBarcodeFileName = ReportDirPath + System.Guid.NewGuid().ToString() + ".wmf";
Evans.Intranet.Common.BarCodeUtils.CreateBarCodeImage(proBarcodeString, wmfBarcodeFileName, .5f);
ImageData imageDatawmf = ImageDataFactory.Create(wmfBarcodeFileName);
iText.Layout.Element.Image barCode = new iText.Layout.Element.Image(imageDatawmf);

Text txt1 = new Text(KV.Value.CompanyLocation.Address + "\n" + KV.Value.CompanyLocation.City + "," + KV.Value.CompanyLocation.State + "," + KV.Value.CompanyLocation.Zip + "\n" + "Phone " + KV.Value.CompanyLocation.Phone + "\n" + "Fax " + KV.Value.CompanyLocation.Fax);
iText.Layout.Element.Table th1 = new iText.Layout.Element.Table(UnitValue.CreatePercentArray(3)).UseAllAvailableWidth();
Text t1 = new Text("");
Cell cell = new Cell();

cell.Add(barCode.SetAutoScale(true));
cell.SetWidth(0).SetHeight(60);
cell.SetBorder(Border.NO_BORDER);

th1.SetWidth(UnitValue.CreatePercentValue(100));

th1.AddCell(new Cell().SetTextAlignment(TextAlignment.LEFT).SetBorder(Border.NO_BORDER).SetFont(regular).SetFontSize(10f).Add(new Paragraph(""))).SetTextAlignment(TextAlignment.LEFT);
th1.AddCell(new Cell().SetTextAlignment(TextAlignment.CENTER).SetBorder(Border.NO_BORDER).SetFont(regular).SetFontSize(10f).Add(new Paragraph(txt1))).SetTextAlignment(TextAlignment.CENTER);
th1.AddCell(new Cell().SetTextAlignment(TextAlignment.RIGHT).SetBorder(Border.NO_BORDER).SetFont(regular).SetFontSize(10f).Add(new Paragraph("\t")).Add(cell));


doc.Add(th1.SetFontSize(9f));




}

 public static string Generate(Dictionary<int, podcustomer=""> Content, LoadMessage receivedmessage)
        {
            Dictionary<int, podcustomer=""> Contenta = Content;
            string reportfile = Guid.NewGuid().ToString("N") + ".pdf";
            PdfWriter writer = new PdfWriter(ReportDirPath + reportfile);
            PdfDocument pdfDoc = new PdfDocument(writer);
            Document document = new Document(pdfDoc);
           // document.SetMargins(30, 40, 3, 40);

            PdfFont regular = PdfFontFactory.CreateFont(StandardFonts.HELVETICA);
            PdfFont bold = PdfFontFactory.CreateFont(StandardFonts.HELVETICA_BOLD);

            Header headerHandler = new Header(document, Contenta);
            pdfDoc.AddEventHandler(PdfDocumentEvent.START_PAGE, headerHandler);
)
                
               

            }
        }