Released: Aug 16, 2021

4.2.0.715 中的更新

特性

• Add Layers to PDF Documents - It's now possible to add separate layers of content to a single PDF with PDF documents, which you can show/hide in Adobe Acrobat. The new GcPdfDocument.OptionalContentProperties class provides an extensive API to work with PDF layers. With the new API, you can:
  • Add layers.
  • Enumerate and find existing layers.
  • Associate PDF content that you draw on GcPdfGraphics, FormXObject, and annotation objects with specific layers.
  • Examine and set layer properties, such as...

Released: Aug 12, 2021

4.1.0.664 中的更新

修補程式

• Certain PDFs are rendered incorrectly when exported to images.

Released: Jul 7, 2021

4.1.0.663 中的更新

修補程式

• [HTML] When rendering a transparent div using GcPdfGraphics.DrawHtml(), the div is shrunk.

Released: Jun 18, 2021

4.1.0.662 中的更新

特性

• Improved handling of incorrectly structured Adobe AcroForms.

修補程式

• Vertical text is displaced when exporting PDFs to images.
• ArgumentException when exporting PDF data to XFDF or XML.
• Fixed several issues related to JPEG 2000 and other images in PDFs.

Released: May 19, 2021

4.1.0.660 中的更新

特性

• Added new ImageFormat.Auto enum member, which automatically selects the optimal image encoding format based on the image and document options.
• Added new PdfImageHandler class, which represents and manages a Drawing.IImage used in a GcPdfDocument.
• Added new PdfImageHandlerCollection class, which represents a collection of PdfImageHandler objects.
• Added new GcPdfDocument.ImageHandlers property, which gets the collection of PdfImageHandler objects associated with the current document.
• Added new...

Released: Apr 30, 2021

4.1.0.658 中的更新

特性

• Extract Data from PDF Documents Using Structure Tags - Added new GrapeCity.Documents.Pdf.Recognition.Structure.LogicalStructure class, which together with other types in the GrapeCity.Documents.Pdf.Recognition.Structure namespace allows the extraction of the whole logical structure of the PDF document, which can be parsed for the tags, gleaning data that needs to be extracted.
• Added support for PDF Type 1 Fonts - Added support for the proper rendering of PDFs using Adobe Type 1 Font Format...

Released: Apr 1, 2021

4.0.0.633 中的更新

修補程式

• Exception (PageContentStream) is thrown when drawing on Graphics of a loaded PDF in some cases.
• Excessive use of memory when saving as image PDFs containing many large images.
• ListBox does not show after modifying its properties.

Released: Feb 24, 2021

4.0.0.632 中的更新

特性

• Added new GrapeCity.Documents.Pdf.Annotations.DefaultAppearance class: represents the default appearance of an annotation.
• Added new GrapeCity.Documents.Pdf.Annotations.AnnotationBase.CreateAppearanceContentStream() method: creates an instance of FormXObject that can be used to define the annotation's appearance stream.
• Added new GrapeCity.Documents.Pdf.Annotations.WidgetAnnotation.DefaultAppearance property: gets the DefaultAppearance that specifies the visual properties used to format the...

Released: Jan 26, 2021

4.0.0.625 中的更新

特性

• Added new TimeStamp.DigestAlgorithm property: specifies the digest algorithm used to encode timestamp requests.
• If a PDF contains pages with errors, GcPdfDocument.GetText() now ignores those errors by default (previously, it would throw an exception). The new behavior is consistent with Adobe Acrobat Reader.
• Text processing (e.g. GcPdfDocument.GetText()) now process text rendered using invisible mode (text is neither filled nor stroked). Previously such text was ignored. The new behavior is...

Released: Jan 11, 2021

4.0.0.623 中的更新

特性

• Added new RedactAnnotation.AddPolygon() method: tessellates a polygon specified by its vertices into triangles and adds them to the redact area.

修補程式

• Incorrect handling of standard PDF fonts in some scenarios.
• Some data is lost when saving a loaded PDF.
• Incorrect rendering of underlined text in some cases.