PDFBundle4NET (PDFView4NET WinForms Edition + PDF4NET) のリリース
Released: Apr 1, 2026
PDFView4NET Windows Forms Edition V11.3.29 での更新項目
機能
- PDF Rendering and Viewer:
不具合の修正
- PDF Viewer:
- Highlight annotations cannot be serialized.
Released: Apr 1, 2026
PDF4NET V16.2.1 での更新項目
機能
- PDF4NET
- Create
PDFRawImage objects from COS image streams.
- Added
PDFDocumentFileAttachment.GetPayloadStream method for efficient access to large attachments.
- PDF4NET.View
- WinForms - You can now select annotations outside page area.
不具合の修正
- PDF4NET
StructureTree cannot be loaded for some PDF files.
- PDF4NET.View
- Loading a PDF file in incremental mode in
PDFDocumentView throws an IO exception.
PDFDocumentView hangs on document load when running on .NET 10.- WinForms -
PDFDocumentView...
Released: Mar 4, 2026
PDF4NET V16.2.0 での更新項目
機能
- PDF4NET
- Added support for PDFFowTableContent horizontal align.
- PDF4NET.View
- Added annotation tooltips.
- Added show/hide annotations.
- Added show/hide form fields.
- Added show/hide the page number indicator (bottom left corner).
不具合の修正
- PDF4NET
- Fixed some 1bpp images which were not redacted correctly.
- PDF4NET.View
- PDFDocumentView crashes when an annotation is added in PageRenderingCompleted event.
- Some documents were displayed incorrectly because of caching across documents.
Released: Mar 4, 2026
PDFView4NET Windows Forms Edition V11.3.28 での更新項目
機能
- PDF Rendering:
- PDF Viewer:
- Rendering improvements.
- Free text annotations are now included in the PDFAnnotationsView control.
Released: Feb 1, 2026
PDF4NET V16.1.2 での更新項目
機能
PDF4NET
- Added support for page transparency group.
- PDF/A-1 validation now checks the presence of page transparency group.
PDF4NET.View
- Memory usage improvements.
不具合の修正
PDF4NET
- Colorspaces are not extracted from PDF file.
- Some existing PDF files are resaved incorrectly.
PDF4NET.Render
- Some text is not displayed because the backing TrueType font is invalid.
- Page with invalid font cannot be rendered, throws stack overflow exception.
- Text is not rendered correctly, characters are scrambled.
Released: Feb 1, 2026
PDFView4NET Windows Forms Edition V11.3.27 での更新項目
不具合の修正
PDF Rendering:
- Some text is not displayed because clip paths spread across q/Q boundaries.
PDF Viewer:
- Some text is not displayed because clip paths spread across q/Q boundaries.
Released: Jan 5, 2026
PDF4NET V16.1.1 での更新項目
機能
PDF4NET
- PDFTextExtractionOptions has been renamed PDFTextExtractionContext.
- PDFContentExtractionContext.TextExtractionOptions has been renamed PDFContentExtractionContext.TextExtractionContext.
不具合の修正
PDF4NET
- Field border definition is generated even if it is not stroked.
- An exception is thrown when a multiline textbox field does not have a size and a color is set on it.
- Some existing PDF files are resaved incorrectly.
- Some incremental updates are not performed correctly.
PDF4NET.Render
Released: Jan 5, 2026
PDFView4NET Windows Forms Edition V11.3.26 での更新項目
不具合の修正
PDF Rendering
- Damaged file could not be loaded.
- Thin lines were rendered very faint at high resolution.
PDF Viewer
- Damaged file could not be loaded.
- Thin lines were rendered very faint at high resolution.
Released: Dec 2, 2025
PDFView4NET Windows Forms Edition V11.3.25 での更新項目
不具合の修正
PDF Rendering:
- Damaged file cannot be loaded.
- Some text is not rendered correctly.
PDF Viewer:
- Damaged file cannot be loaded.
- Some text is not rendered correctly.
Released: Dec 2, 2025
PDF4NET V16.1.0 での更新項目
機能
- Added support to retrieve contextual information when searching text in PDF files.
- Information about physical location of COS objects in the PDF file is now available in the public API.
PDF4NET.Render
- Memory usage optimizations.
PDF4NET.View
- Added support for incremental loading of PDF files.
- WinForms - Added support for custom drawing in the viewer area.
不具合の修正
- Behavior change: An exception is thrown if redaction overlay cannot be drawn because the page graphics has been closed.
- Damaged PDF...
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