Released: Apr 22, 2022

5.1.0.790 での更新項目

機能

• Added new GrapeCity.Documents.Pdf.Layers.ViewState class which represents the view state of a PDF document. It allows specifying visible layers, current zoom and other transient info when exporting PDFs to images, searching for text etc.
• Added new GcPdfDocument.SavingDocument event which occurs periodically when the document is being saved or exported. It can be used to implement a progress indicator.
• Added new GrapeCity.Documents.Pdf.Security.DocumentSecurityStore class which represents a Document Security Store (DSS). It holds information that can be used to verify signatures offline.
• Added new GcPdfDocument.SecurityStore property which gets the DocumentSecurityStore object associated with this document. It enables support for PAdES B-LT, B-LTA and LTV enabled signatures.
• Added new GrapeCity.Documents.Pdf.TimeStampProperties class which represents properties used to time stamp a PDF document.
• Added new GcPdfDocument.TimeStamp() methods which add a document time stamp and save the current document to a file or stream.
• Added new GrapeCity.Documents.Pdf.Page.SaveAsSvg() methods which save the current page to a stream of file in SVG format.
• Added new GrapeCity.Documents.Pdf.Page.ToSvgz() method which saves the page to a byte array in SVGZ format.
• GrapeCity.Documents.Pdf.TimeStamp.HashDelegate declaration has been changed to HashDelegate(byte[] dataToHash, Stream streamToHash, out byte[] hash, out OID hashAlgorithmOid).