/**
* Starts the process of adding extra content to an existing PDF
* document.
* @param reader the original document. It cannot be reused
* @param os the output stream
* @param pdfVersion the new pdf version or '\0' to keep the same version as the original
* document
* @throws DocumentException on error
* @throws IOException on error
*/
public PdfStamper(PdfReader reader, Stream os, char pdfVersion)
{
stamper = new PdfStamperImp(reader, os, pdfVersion, false);
}
/** Starts the process of adding extra content to an existing PDF
* document.
* @param reader the original document. It cannot be reused
* @param os the output stream
* @throws DocumentException on error
* @throws IOException on error
*/
public PdfStamper(PdfReader reader, Stream os)
{
stamper = new PdfStamperImp(reader, os, '\0', false);
}
/**
* Starts the process of adding extra content to an existing PDF
* document, possibly as a new revision.
* @param reader the original document. It cannot be reused
* @param os the output stream
* @param pdfVersion the new pdf version or '\0' to keep the same version as the original
* document
* @param append if <CODE>true</CODE> appends the document changes as a new revision. This is
* only useful for multiple signatures as nothing is gained in speed or memory
* @throws DocumentException on error
* @throws IOException on error
*/
public PdfStamper(PdfReader reader, Stream os, char pdfVersion, bool append)
{
stamper = new PdfStamperImp(reader, os, pdfVersion, append);
}
/// <summary>
/// Creates a new instance of StampContent
/// </summary>
internal StampContent(PdfStamperImp stamper, PdfStamperImp.PageStamp ps) : base(stamper)
{
Ps = ps;
pageResources = ps.PageResources;
}
/**
* The verification constructor
* @param stp the PdfStamper to apply the validation to
*/
internal LtvVerification(PdfStamper stp)
{
writer = (PdfStamperImp)stp.Writer;
reader = stp.Reader;
acroFields = stp.AcroFields;
}
/**
* Constructs XmlSignatureAppearance object.
* @param writer the writer to which the signature will be written.
*/
internal XmlSignatureAppearance(PdfStamperImp writer)
{
this.writer = writer;
}
