Released: Mar 15, 2023

Updates in 2.5.0

Features

• Chart
  • Added a Spline Tension feature for spline series.
• PdfProcessing
  • Introduced handling for importing documents with invalid offsets of objects inside cross-reference tables or streams.
    Introduced a setting that allows you to export images with or without compression.
    Introduced handling mechanism for importing documents containing indirect objects with no 'endobj' keyword.
    Added the ability to print secured documents.
• SpreadStreamProcessing
  • Provided API that allows you to retrieve the cached formula value.

Fixes

• Chart
  • LineSeries is not drawn with 2 data points.
• PdfProcessing
  • A CryptographicException is thrown when saving with PdfStreamWriter or importing with PdfFormatProvider.
  • Signing documents with a signature field produces documents that lead to errors in Adobe Acrobat.
  • A specific scanned file is not displayed with the new model.
  • Some Image XObjects are imported but not displayed in PdfViewer.
  • Images inside Form XObject are not positioned correctly.
  • A NullReferenceException is thrown when parsing Type1 font without Private Dict.
  • An InvalidCastException is thrown when importing a document containing Byte order marks (BOM) at the beginning of the file.
  • Endless loop when importing a document containing an EI keyword within the image stream.
  • An InvalidCastException is thrown when importing a document containing an Indirect Reference keyword (R) within an image data.
  • Wrong matrix calculations lead to incorrect image (Form XObject) size.
  • An InvalidCastException is thrown when importing Interactive Forms which leads to non-editable fields.
  • An ArgumentException is thrown when the font box contains negative width or height.
  • Field values are lost on import-export using the PdfFormatProvider.
  • Missing content when converting a specific PDF to images.
  • Wrong matrix calculations lead to incorrect image (Form XObject) during export.
  • The image stream embedded in a content stream is not compressed while exporting.
  • A large image is rendered slowly, and the memory consumption is huge.
  • А NotSupportedException is thrown when the imported document contains font with embedded CMap table with format 0.
  • Not correct cross-reference table processed when importing documents with more than one table without Prev table specified.
  • An InvalidCastException is thrown when reading a page with specific image data.
  • Images are decompressed during import/export which result in significantly larger files.
  • The import freezes due to a lot of checks in the HandleInvalidClippingPathOperatorPosition method.
• SpreadProcessing
  • An InvalidCastException is thrown on import when a drawing in a document contains the ext tag.
  • A NullReferenceException when the document contains paragraph elements with no text.
  • Conditional formatting with formula rule is evaluated incorrectly.
  • COUNTIF function throws exception if the criteria is for finding non-blank cells.
• SpreadStreamProcessing
  • Rows import stops after reading a formula cell.
• WordsProcessing
  • An ArgumentException when importing a document and the culture is set to sv-SE.
  • Exception when parsing various values with the FractionalValueConverter.
  • An InvalidOperationException (Sequence contains no elements) when updating the TOC field in a document.
  • NETStandard: ArgumentOutOfRangeException is thrown when a document contains a table cell with a negative height.
  • Importing a TOC field with /t switch causes an IndexOutOfRangeException.
  • Table Of Contents (TOC) is populated with additional elements.