/// <summary>
/// Sets the fields in the pdf stamper with the given object data.
/// Based on the framework, it's easier to use an anonymous-object to fill the pdf.
/// </summary>
/// <param name="pdfStamper">The pdf stamper to use.</param>
/// <param name="data">The data to set.</param>
public static void SetFields(this PdfStamper pdfStamper, object data)
{
if (pdfStamper.IsXfaCompliant())
{
pdfStamper.AcroFields.Xfa.FillXfaForm(data.ToXfaCompliantXml());
}
else
{
foreach (var fieldName in pdfStamper.GetFieldNames())
{
var valToSet = data.GetPropertyValue <object>(fieldName);
var isImageData = valToSet.IsNotNull() && valToSet.GetType() == typeof(byte[]);
if (isImageData && pdfStamper.GetFieldPosition(fieldName, out var fieldPos))
{
var image = Image.GetInstance((byte[])valToSet);
pdfStamper.GetOverContent(fieldPos.page).AddImage(image.SetImageMetrics(fieldPos));
}
else
{
pdfStamper.AcroFields.SetField(fieldName, valToSet.ToStringSafe());
}
}
}
}
/// <summary>
/// Sets each field in the pdfStamper to read only.
/// </summary>
/// <param name="pdfStamper">The pdf stamper to use.</param>
public static void SetReadOnly(this PdfStamper pdfStamper)
{
if (pdfStamper.IsXfaCompliant())
{
pdfStamper.AcroFields.Xfa.DomDocument.GetElementsByTagName("field")
.Cast <XmlElement>()
.ToList()
.ForEach(element => element.SetAttribute("access", "readOnly"));
}
else
{
pdfStamper.FormFlattening = true;
}
}
