public FileStreamResult Annotate(int id)
{
string tempFile = GetTempFilePath();
using (PdfReader reader = new PdfReader(GetFilePath()))
{
reader.SetUnethicalReading(true);
using (PdfDocument pdfDoc = new PdfDocument(reader, new PdfWriter(tempFile)))
{
PdfAcroForm pdfForm = PdfAcroForm.GetAcroForm(pdfDoc, true);
//var list = pdfForm.GetPdfObject().Values();
foreach (var de in pdfForm.GetFormFields())
{
var formField = de.Value;
PdfAnnotation text = PdfAnnotation.MakeAnnotation(formField.GetPdfObject()); //, PdfAnnotation.(){ , new Rectangle(200f, 250f, 300f, 350f), "Fox", "The fox is quick", true, "Comment");
if (text != null)
{
text.s(new PdfString(de.Key));
}
//fields.Add(new PdfFormField() { Name = de.Key, Value = formField.GetValueAsString() });
}
pdfDoc.Close();
}
}
return(new FileStreamResult(new FileStream(tempFile, FileMode.Open), "application/pdf"));
}