Released: Jun 29, 2018

V8.3.0 中的更新

特性

• Added new hatch style brushes: cross, diagonal cross, forward diagonal, backward diagonal, horizontal, vertical, checkerboard, large diamond, small diamond, large disc, small disc, large circle, small circle.
• Added background for paragraphs in formatted content.

修补程序

• Content is not vertically aligned correctly in composite cells.
• Some space characters are rendered as squares.
• Flow table row properties are not preserved when the table is split.
• Words cannot be extracted from PDF file if the...

Released: May 30, 2018

V8.2.0 中的更新

特性

• Added support for PDF object compression, the compression of PDF file structure.

修补程序

• PDF file with hybrid xref is not loaded correctly.
• Text is not extracted correctly from PDF file.
• WIN/WPF - File with Multiply blend mode is not displayed correctly in the viewer when using the GDI+ renderer.

Released: Apr 30, 2018

V8.1.0 中的更新

特性

• Added FitWidth zoom mode for PDF viewer controls.
• Added PageClick/PageTap and PageDoubleClick/PageDoubleTap events for PDF viewer controls.
• Automatically fit to width when double clicking/double tapping a page in the PDF viewer controls.

修补程序

• Flattening multiple annotations on the same page can lead to invalid page content.
• OTF/CFF fonts cannot be used with Pdf(Ansi/Unicode)TrueTypeFont(System.Drawing.Font) constructor.
• Encrypted document cannot be loaded, null reference exception is thrown...

Released: Mar 29, 2018

V8.0.0 中的更新

特性

• Certify and approve digital signatures with X509 certificates.
• Basic CMS and PAdES digital signatures with SHA256 / SHA384 / SHA512.
• Signature timestamps.
• OCSP and CRL information included in digital signatures.
• Document security store.
• Document timestamps.
• LTV (Long Term Validation) enabled digital signatures.
• Support for hardware signature tokens/smartcards (Windows, WPF, Mac).

Released: Feb 27, 2018

V7.1.2 中的更新

特性

• Added support to clip extracted page content.

修补程序

• PdfTextEngine.GetStringHeight method does not break long words when the 4th parameter is true.
• Text is not extracted correctly from PDF file because the ToUnicode cmap is not properly built.
• Text cannot be extracted from PDF file.
• User defined destination to flow heading content does not work.
• Text fragment metrics are not computed correctly when the font is not properly defined.
• Text cannot be extracted from page because the content stream...

Released: Dec 20, 2017

V7.1 中的更新

特性

• Add/remove pages in PDF viewer controls.
• Create a PDF action from corresponding Cos Dictionary.
• Control the baseline of the first digit in EAN barcodes.

修补程序

• PDF documents are not converted correctly to multipage TIFF when they contain color graphics.
• PdfVisualDocument.Close method does not clear the viewer of visual content.
• Text using a cmap based encoding is not rendered correctly.
• Zero height clip path throws an exception with the GDI renderer.

Released: Nov 7, 2017

V7.0 中的更新

特性

• PDF viewer controls for Windows Forms, Mac, WPF, UWP, iOS and Android.
• Custom page numbers in table of contents (in flow documents).
• Search text across text lines boundaries.

修补程序

• Some PDF files cannot be loaded.
• Width for the character with id 0 is not retrieved correctly.
• Checkbox state was not correctly determined when its value included spaces.
• Glyph corners are not computed for extracted text fragments that use Type3 fonts.
• Text cannot be extracted when the /Widths array is missing from...

Released: Jul 21, 2017

V6.9 中的更新

特性

• Extract text and words from user defined page areas.
• Selective page content rendering (turn on/off vector graphics, text, images, annotations and form fields) (Professional).
• Xamarin.Forms samples.
• Support to explicitly set the font used for field appearance.
• Exception is now thrown if a TIFF image uses an unsupported compression mode.
• PdfCosStream.DecodedStream property is now visible.
• PdfCosDictionaryContainer.OriginalObjectNumber property is now public.

修补程序

• Some damaged PDF files cannot...

Released: May 30, 2017

V6.8 中的更新

特性

• Support for extra large TIFF images.
• Support for font substitution when rendering PDF files (PRO).
• Improved memory usage when rendering PDF pages that include many images (PRO).
• Added support for extracting COS objects from the PDF files based on object number.

修补程序

• Some AES encrypted PDF files cannot be loaded.
• Document cannot be encrypted if it contains null cos strings.
• Text cannot be extracted from some PDF files.
• CJK form field content cannot be rendered.

Released: Apr 24, 2017

V6.7.1 中的更新

特性

• DataMatrix ASCII encoding updated to use 1 byte per pair of digits.

修补程序

• Some PDF pages cannot be rendered at 150 dpi or higher - fixed (PRO).
• Pages cannot be extracted from some PDF files - fixed.
• Stroked path in form XObjects inherits some properties from the previous stroked path in page content when the pen used default values for those properties - fixed.
• Some TIFF images are not decoded correctly - fixed.
• When merging files using PdfFixedDocument.AppendFile method the output file is...