SignerAddSignatureField Method

Add an unsigned signature field

Add an unsigned signature field that can later be signed (see UnsignedSignatureField).

Non-critical processing errors raise a Warning. It is recommended to review the WarningCategory and handle them if necessary for the application.

Namespace: PdfTools.Sign
Assembly: PdfTools (in PdfTools.dll) Version: 1.1.0.0

Syntax

public Document AddSignatureField(
	Document document,
	SignatureFieldOptions options,
	Stream stream,
	OutputOptions outputOptions = null
)

document Document: The input document to add the signature field to
options SignatureFieldOptions: The options for the unsigned signature field
stream Stream: The stream where the output document is written to
outputOptions OutputOptions (Optional): Document-level output options not directly related to the signature field

Exceptions

Exception	Condition
LicenseException	The license check has failed.
IOException	Writing to the stream failed.
UnsupportedFeatureException	The input PDF contains unrendered XFA form fields. See Xfa for more information on how to detect and handle XFA documents.
ExistsException	The FieldName exists already in the input document.
ArgumentNullException	if document is .
ArgumentNullException	if options is .
ArgumentNullException	if stream is .