PDFOne .NET 7
Create, modify, view, print, search, redact, encrypt, digitally sign, annotate & reorganise PDF documents and forms

Downloads

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Features

Gnostice PDFOne .NET supports the following features. (For system requirements, click here.)

Feature Matrix By Edition

Features By Category
General Features, I/O and Security Support
Document Creation (new documents)
Document Modification and Processing (existing documents)
Document Re-organization
Acroforms Processing (PDF eForms)
Document Viewing
Document Printing
Document Outline Viewing
ASP.NET Support
General Features, I/O and Security Support	ProPlus
100% .NET code
Add and remove thumbnails
Email after saving to file
Fully support PDF version 1.3 through 1.6 (Acrobat 4 through 7) files
Load from file and memory stream
Password-protect document with 40-bit and 128-bit encryption
Read and edit document information properties, such as Title, Author, Subject, Keywords…
Read and edit document's viewer preferences
Read encrypted documents (password required)
Read XML metadata of document
Rendering of all image formats supported by .NET framework
Save to file and memory stream
Save to HTTP response
Support Flate Encode/Decode, ASCII85 Encode/Decode, ASCIIHex Encode/Decode, RunLength Encode/Decode, LZW Encode/Decode compression techniques
Support for text rendering in Unicode (for all character sets – Eastern Europe, Chinese, Japanese…)
Support for Unicode text in watermarks, document information, bookmarks and text annotations
Support full embedding of TrueType and OpenType fonts
Support subset embedding of TrueType and OpenType fonts
Support TrueType and OpenType fonts
Document Creation (new documents)	ProPlus
Add actions to links and annotations
Add annotations - text, link, free text, line, square, circle, highlight, underline, squiggly, strikeout, stamp, ink, caret and more
Add document-level and page-level actions
Add signature form fields - visible and hidden digital signatures, blank signature form fields
Embed document-level file attachments
Insert page-level file attachments
Render shapes, images and text using CMYK
Specify transparency levels for text, images, and shapes
Support advanced rendering functions – header/hooter, paragraph, table, text box, watermark/stamping and auto-pagination for text
Document Modification and Processing (existing documents)	ProPlus
Add actions to annotations [URI, go-to, remote go-to, launch, JavaScript, and named]
Add actions to bookmarks [URI, go-to, remote go-to, launch, JavaScript, and named]
Add page headers and footers
Add various transition effects to enable a PDF document to be used as a presentation slide
Add, edit, and delete annotations
Add, edit, and delete bookmarks
Change document restrictions
Change document viewer settings
Change document viewer window settings
Change owner and user passwords
Change page layout
Draw shapes such as circles, ellipses, squares, rectangles, lines, polylines, polygons…
Extract text
Insert page-level and document-level attachments
Insert watermarks and stamps with text and images
Modify signature form fields - filling blank signature form fields, removing all existing signatures
Parse PDF page elements
Place autotext in rendered text [page number, total page count, time, and date]
Redact text (using literal text and regular expressions) and page regions
Search text (using literal text and regular expressions)
Write formatted text with various fonts
Document Re-organization	ProPlus
Copy pages from one document and append or insert them in to another document
Include/exclude bookmarks, annotations, form-fields, page-level actions, document-level actions from page reorganization operations
Merge several documents into one
Split a document into several new documents
Acroforms Processing (PDF eForms)	ProPlus
Clone form field
Create new PDF form fields
Delete form field
Export form field values to an FDF file
Flatten existing form fields to make them non-interactive
Import form field values from an FDF file
Read and Fill form field values
Document Viewing	ProPlus
Navigate using keys
Page buffering for smooth scrolling
Render text, shape and image elements
Rendering CCITT4 images
Rendering JBIG2 images
Specify character and word spacing
Support for TrueType and Type 1 fonts
Document Printing	ProPlus
Page-level printing events
Print page sub ranges (All, even, odd and custom-selected pages)
Rendering JBIG2 images
Scaling to printable area
Document Outline Viewing	ProPlus
Integration with viewer component
Interactive tree-view display of PDF bookmarks
ASP.NET Support	ProPlus
Printing PDF - client-side printing by PDF viewer control (MVC)
Printing PDF - client-side printing by PDF viewer control (Web Forms)
Reading from PDF
Viewing PDF - PDF viewer control (MVC)
Viewing PDF - PDF viewer control (Web Forms)
Writing to PDF

System Requirements

Please ensure that your systems meets these requirements.

• Microsoft Visual Studio 2010 - 2022
• .NET Framework 4.0 and above

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• 30-day money-back guarantee
• Clear, straightforward, and hassle-free licensing
• Perpetual use license
• Unlimited royalty-free commercial distribution of end-user products
• Free major and minor updates for 12 months
• Free e-mail support for 12 months
• Subscription renewal (to get all updates and support for another 12 months)
  • 60% discount off prevailing price if renewal is made within 1 year of expiry of the subscription - new subscription will begin from the day of expiry of the previous subscription.
  • 40% discount off prevailing price if renewal is made after 1 year but within 3 years of expiry of the subscription - new subscription will begin from the day of purchase of the new subscription.
  • 15% discount off prevailing price if renewal is made after 3 years of expiry of the subscription - new subscription will begin from the day of purchase of the new subscription.
• Upgrade to a higher edition of the same product by paying only the difference (if the upgrade is made within 1 year of expiry of the subscription)

* - Effective from August 21, 2015.

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New Licenses

New customers: Please find appropriate buy links to our 2CheckOut online store in the tables below.
Existing customers: To obtain upgrade/renewal discounts, please send a mail to sales@gnostice.com with details of your last purchase of the product.

Licensing and Purchasing Guide

For an informed purchase, please consult our License Agreements and our Licensing/Purchasing Guide.

History

Version 7.0.0.297 - April 24, 2015

• Enhanced
  • PDF Rendering
    • Support for images using "Separation" colorspace with alternate "Lab" colorspace and "tint" transform functions.
    • Support for rendering of CCITT images with Indexed-RGB, CMYK and GrayScale colorspaces.
    • Support for rendering DCT images with 1-bpc DeviceGray masking.
    • Support for stencil masking for 8-bpc DCT grayscale images.
• Fixed
  • PDF Creation
    • WriteText() methods fail to specify appropriate encoding for some Unicode text.
    • AccessViolationException thrown while creating object of PDFImage in an ASP.NET application.
    • FontList.XML file generation omits font files with extension in upper case.
  • PDF Processing
    • IndexOutOfBoundsException encountered when redacting text - caused by artifacts in content stream.
    • Issues in loading some documents because of free objects in the XREF table.
    • First page becomes blank when loading and saving some encrypted PDF documents.
  • PDF Viewing/Printing
    • Some text elements are not rendered when white-space characters precede their encoding in the PDF.
    • Check marks of some form fields are not correct.
    • Type-1 images with ImageMask are not rendered.
    • Default mask is applied to all rendered images.
    • InvalidCastException encountered sometimes when image dictionary attributes are referred using "IndirectReference" objects.
    • Issues in "ASCIIHexFilter" decoding.
    • Type-1 images with CMYK colorspace are not rendered correctly when valid colors are not specified.
    • Dots are not rendered if "move to" and "line to" points are the same.

Version 7.0.0.283 - January 8, 2015

• Enhanced
  • General
    • Setup program will install separate sets of DLLs for .NET Framework 2 and .NET Framework 4.
  • PDF Creation/Processing
    • PDFFont.SizeInPoints property is no longer read-only and can be set by user code to change the font size of a PDFFont instance.
• Fixed
  • PDF Rendering
    • Creation of PDFFont instances was slow - FontList.xml gets re-created each time.
    • Highlight markup annotations hides page elements below the highlight content.
    • Some documents are not loaded because of incorrect processing of some unusual delimiters in cross-reference table.
    • After form field modification, form fields without default appearance become invisible.
  • PDF Creation
    • Shape-drawing methods ignore page crop box.

Version 7.0.0.260 - November 26, 2014

• Enhanced
  • Introduced PDFFormFieldActionType.None enum member and made it default action for PDFFormPushButton class.
• Fixed
  • PDF Rendering
    • Some text written using Adobe Gothic CID font are not displayed.
    • 8-bpc-color images with "color key" masking are not displayed with proper masking.
  • PDF Processing
    • Incomplete loading of document if "startxref" is not at offset 0 - fault tolerance added to match Adobe Reader behavior.
    • Inability to decrypt some PDF documents encrypted with AES encryption - incorrect processing of "null bytes" padding of password.
    • Font engine performance is slower in non-English locales.
    • "Array index out of bounds" exception encountered - "Size" entry is less than 1 in cross-reference table trailer.
    • Text redaction method does not write replacement text in original font - name of original font contains junk characters.
    • PDFDocument component locks file when loading documents.

Version 7.0.0.238 - October 9, 2014

• Enhanced
  • PDF Viewing
    • Introduced ASP.NET MVC PDF Viewer Extension
      • Enables viewing and printing of PDF documents in ASP.NET MVC web applications.
      • Customizable user-friendly floating toolbar for displaying page number and page count, saving and printing documents, and navigating pages.
      • Support for custom themes (CSS files) using Theme property.
      • Server-side features
        • Load PDF from files and streams.
        • Specify HTML DOM object ID using ClientObjectName property.
        • Use properties to configure toolbar buttons, position, appearance; scrollbar options; viewer background color.
      • Client-side features
        • Client-side object supports custom interactivity and processing:
          • Get page number and page count of loaded PDF document.
          • Get and set printing resolution.
          • Call methods to navigate pages, save PDF document, print PDF document, zoom in and zoom out.
          • Listen to add_PageChanged event to handle current-page change events.
  • PDF Creation & PDF Processing
    • Added new Preferences property in PDFDocument class to control document-rendering settings:
      • Choose type of page elements that need to be rendered.
      • Enable/disable rendering of interactive page elements (form fields and annotations) based on their attributes.
      • Print images in color or monochrome.
      • Added new overloads of GetPageMetafile(), RenderOnGraphics(), and SaveAsImage() methods in PDFDocument class.
      • Added Measurement unit property to PDFAnnots and PDFFormfields classes to avoid ambiguity.
      • PDFDocument.GetAttachments() now returns a list of PDFFileAttachment instances instead of just stream instances.
      • Optimized loading and more fault tolerance.
  • PDF Viewing & PDF Printing
    • Added ViewerPreferences property to PDFViewer control and PrinterPreferences to PDFPrinter - work similar to Preferences property in PDFDocument class.
• Fixed
  • PDF Viewing & PDF Printing
    • Parts of content are not printed with some documents when they are printed in landscape mode.
    • Masked DCT Flate decode images are not rendered properly.
    • Text is rendered with improper spacing when it uses non-embedded TrueType font for which "widths array" is not given in the PDF.
    • Improper character positioning in some underline fonts.
    • 8-bpc images in some documents are rendered transparent even when they do not specify any transparency.
    • Text is not displayed correctly when an illegal character (a number) is found in its internal PDF encoding.
  • PDF Processing
    • Flattening of a multi-line text field with PDFAppearance.RecreateAlways or PDFAppearance.CreateIfNotFound setting causes the text lines to be rendered above one another.
    • Words do not wrap in multi-line text fields when rendered or after form-flattening.
    • In some documents, flattening of choice fields results in blank fields.
    • PDFSignature field uses default font instead of the specified font.
    • Issues in adding PDFSignature field to a page.
    • Some PDF documents with wrong offsets initiate infinite loop and ends in an exception.
    • Font size and autoSizeFont properties of text fields are incorrectly read.
    • When loading some documents, some pages are omitted.
    • Bookmarks without a title text throw exception during document merging.
    • Issues in parsing Object streams when loading some documents.
    • Form field and annotation properties are not set using their assigned measurement unit.

Version 6.1.0.126 - April 12, 2014

• Enhanced
  • Web Forms PDF Viewing
    • Added dialog box for obtaining document password from the end-user.
    • Added ViewerPreferences.Password.ShowDialog property to enable/disable password dialog box.
    • Added ViewerPreferences.Password.AttemptCount property to customize the maximum number of permitted password attempts for the end-user.
  • PDF Creation/Processing
    • Added new PDFCell constructor to specify column-spanning, row-spanning and stroking pen..
    • Added new PDFTable.AddCell() overload with a PDFCell parameter.
• Fixed
  • Web Forms PDF Viewing
    • PDF Page quality on viewer improved for non-embedded font PDF documents.
    • Rendering PDF document on web viewer viewing performance improved.
    • Optimized printing PDF document performance on client browser.
  • PDF Viewer/Printer
    • When printing, starting and end points of some characters were unexpectedly joined by a line.
  • PDF Processing
    • Shapes are not filled based on current fill settings.
    • Document file gets locked when it is being read.
    • After auto-pagination, the cursor position for textouts is not reset in the new page.
    • Empty signature are not handled.
    • Form fields whose visibility is false are not read.
    • Exception occurs reading page whose media box is null.
    • Incorrect reading, encoding and setting visibility flags of all kinds of annotations.
    • Text overflows and gets clipped when a new page is created by auto-pagination.
    • Table width is not set using specified measurement unit.
    • PDF loading sometimes goes into infinite loop.

Version 6 - December 18, 2013

• Enhanced
  • Web Forms PDF Viewing
    • Introduced new PDF viewer control to display and print PDF documents in ASP.NET Web Forms applications
      • Server-side features:
        • Load documents from files, streams, byte arrays, or a PDFDocument instance.
        • ClientObjectName property on the server-side to access it from client-side JavaScript - get details such as page count and set properties such as print resolution.
        • Optional customizable user-friendly floating toolbar with buttons for saving, printing, navigating and other operations and for displaying page number and page count.
        • Event support to specify password for decrypting encrypted document.
      • Client-side features:
        • Add your own client-side interaction and processing.
        • Attach to add_PageChanged event to get notified when current page changes.
  • PDF Creation/Processing
    • Added new methods to get and set annotation rectangles with a specific measurement unit - PDFAnnot.GetRectangle(PDFMeasurementUnit) and SetRectangle(PDFMeasurementUnit)
    • CCITT4 encoding performance is improved.
    • PDFDocument.AddPage() method has been optimized.
    • Added new overloads PDFDocument.RenderOnGraphics with parameter to specify pixel density.
    • New PDFFont constructors for creating font instance just by specifying the font family name
    • New property PDFFont.UserFontsFolder to specify folder containing fonts (medium-trust deployments)
    • New PDFFont.FontNotFound event to handle situations where a specified font cannot be found in the user fonts folder
    • Introduced 3 overloads to create font objects:
      • PDFFont(string fontFamily, float size)
      • PDFFont(string fontfamily, FontStyle style, float size)
      • PDFFont(string fontfamily, FontStyle style, float size, bool ANSICharecters)
• Fixed
  • PDF Viewer/Printer
    • Zooming issue related to zoom type "fit page" and "fit width"
    • Form fields rendering issue caused by indirect reference casting
    • Image decoding issues related to run-length compression filter
    • String-processing issues related to German locale
    • Exceptions in processing PFB composite fonts
    • Unable to read font when the font file is locked
    • Characters not available in the embedded font are not displayed.
  • PDF Processing
    • Exception thrown when PDFAppearance.RecreateAlways is passed to PDFDocument.FlattenFormField(PDFFormField,PDFAppearance) for document with multi-line text form fields.
    • Value of a text form field is not displayed if it contains a percentage (%) character
    • "Out of memory exception" sometimes occur in Web applications.
    • PDFPage.Clone() fails to clone header and footer.
    • Transparency applied to images without a transparency.
    • Reading existing document locks the file.
    • Hidden form fields and annotations are set to be displayed when a document is saved.
    • Documents that do not have a "startxref" section are not displayed.

Version 5.1.0.130 - November 11, 2013

• Enhanced
  • General
    • Added support for Microsoft Visual Studio 2013.
• Fixed
  • PDF Viewer/Printer
    • Zooming issue related to zoom type "fit page" and "fit width"
    • Form fields rendering issue caused by indirect reference casting
    • Exceptions in processing PFB composite fonts
    • Unable to read font when the font file is locked

Version 5.1.0.61 - March 29, 2013

• Enhanced
  • PDF Creation/Processing
    • Eliminated the need for FontList.xml (PDFFont.FontListFile property is now deprecated)
    • Improved text extraction with proper word-spacing
  • PDF Viewer/Printer
    • Supports various forms of image masking - MASK, SMASK and ImageMask
• Fixed
  • PDF Viewer/Printer
    • Font color issue caused by wrongly encoded RGB value in the PDF
    • Some Symbol font characters are not rendered correctly
    • RGB(255,1,0) was rendered as RGB(255,0,0) for shapes
    • Incorrect positioning of text watermarks aligned to top-right corner
    • Some ZapfDingbats font characters overlap incorrectly
  • PDF Creation/Processing
    • Incorrect underlining of text by methods such as PDFDocument.WriteText()
    • Metafile export at high DPI results in artifacts

Version 5.0 - December 7, 2012

• Enhanced
  • General
    • Dependent DLLs and CMAP files have been merged with Gnostice.PDFOne.dll file - CMAP path need not be configured anymore in app.config or web.config files
  • PDF Processing, Viewing and Printing
    • Added support for JBIG2 images
    • Added support for rendering annotations (except widget objects) if they have a normal appearance stream
  • PDF Processing
    • Added a new overload for PDFDocument.GetPageMetafile() method for specifying the DPI value of the metafile
    • Added new WriteText overload for writing text inside specified rectangle with specified rotation angle
    • Added support for redacting text in composite page elements (Form XObject)
    • Added new SaveAsImage() and SaveAsMultiPageTiff() methods
• Resolved
  • PDF Processing, Viewing, and Printing
    • Incorrect rendering of clipped content in some documents
    • Some documents are rendered all blank if the keyboard locale and the regional format is not English
    • Text is not rendered because of incorrect parsing of CMap stream in some documents
    • Text using embedded TrueType fonts (with differential encoding) are not rendered
    • Text elements whose font graphics states are modified and restored within the document are not rendered properly
    • Text element not positioned properly if document specifies the positioning values before the text
    • Text using embedded CID Identity-V fonts are not rendered properly
  • PDF Creation and Content Creation
    • Adding digital signatures fails to be recognized as signed - if the documents were created as PDF version 1.5 or later
    • Autopagination moves horizontal position of the text-writing cursor to zero instead of the original left margin
    • PDFDocument.GetPage(PDFDocument.CurrentPageNo).CursorPosY property does not consider the height of the the table added by PDFDocument.AddTable()
    • Shapes are stroked black even when the stroke color is explicitly set to white (in grayscale colorspace)
  • PDF Processing
    • NullPointerException encountered when some documents are saved after modifying text form fields
    • Filling a text form field and saving the document raises NullPointerException - if the document has a blank signature form field
    • InvalidPasswordException encountered if an encrypted document's file ID in the document information dictionary is missing or empty
    • Modifying form fields in some documents make them read-only for end-users
    • Splitting leaves the last output document wrongly named - splitting a 10-page document by 3 pages results in one of the documents having a suffix "10-12" instead of just "10"
    • Text not redacted if page content stream uses octal values to represent text characters

Version 4.1 - April 22, 2012

• Enhanced
  • PDF Creation and Processing
    • Support for digital signatures - adding visible/hidden digital signatures, adding blank signature form fields, filling blank signature form fields, removing all existing signatures
    • New ScaledFontSize property in PDFPageTextElement class to obtain the scaling factor
    • New overloaded PDFDocument.Search methods for performing search across several pages
    • New overloaded PDFDocument.Search methods for searching one of several text strings
• Fixed
  • PDF Creation
    • AutoAdjustRowHeight property of PDFTable class has no effect when cell contents are rendered using fonts different from the page's default font
  • PDF Outline Viewing
    • Bookmarks are not displayed
  • PDF Printing/Viewing
    • Incorrect page clipping
    • Issues with rendering text using embedded TrueType fonts
    • Text using CID fonts are not displayed when some of their tokens are not properly spaced

Version 4.0 - February 13, 2012

• Enhanced
  • General
    • Pure .NET font engine - XtremeFontEngine .NET replaces FreeType
  • PDF Processing
    • Support for PDF encryption using AES 128-bit standard
    • Page elements extraction - text, shape and images
    • Formatted text extraction
    • Text redaction for specified region and specified string (or regular expression)
    • Advanced text search with literal-text strings and regular expressions
    • Incremental text search with literal-text strings and regular expressions
    • IsPageEmpty() methods in PDFPage and PDFDocument class to check whether the page is empty
  • PDF Viewing
    • Optimized rendering performance

Version 3.0.8 - December 29, 2011

• Enhanced
  • EmailAfterSave option is now supported even for documents that are saved to a stream
• Fixed
  • Contents of all form fields are displayed using Helvetica after flattening, irrespective of the original font
  • Form fields with the same name are lost after they are flattened
  • Text form fields are misplaced after cropping and rotation operations
  • Bookmarks are lost sometimes when a document is modified

Version 3.0.7 - November 4, 2011

• Enhanced
  • PDF Processing
    • New overloaded GetActions() methods for querying and editing PDF actions of a bookmark
    • New overloaded GetLinesCount() methods for obtaining the number of lines of text that can be accommodated in a given rectangle
    • Support for transparent PNG and GIF images
• Fixed
  • PDF Processing
    • Catalog is not dictionary object" error is raised when document has
      • PDF object numbers starting with zeros
      • PDF objects that end with only a CR character
      • PDFs objects with wrong offsets
    • Unable to read date-related document properties of PDF Version 1.2 document
    • GetAllFormFields method returns radio button form fields of previous page too
    • Unable to alter several properties of form field objects
    • Tables do not auto-paginate if a BeforeCreatePage event handler was assigned
    • Printer fails to reset to default orientation after a page with a different orientation is encountered

Version 3.0.6 - February 17, 2011

• Enhanced
  • PDF Content Creation
    • New Flag property introduced in PDFFormCheckBox, PDFFormComboBox, PDFFormListBox, PDFFormPushButton, PDFFormRadioButton and PDFFormTextField classes for specifying form field attributes
    • New overloaded PDFDocument.ImportFDF method that imports FDF data from a stream
    • New PDFFont.FontFilePath property to specify the path of the FontList.xml programatically - alternative to the app.config file entry
• Fixed
  • PDF Content Creation
    • PDFPage.AddTable does not update PDFPage.CursorPosY position - causing WriteText method to overlap text
    • PDFDocument.CurrentPageNo is not updated when PDFDocument.AddTable is set paginate automatically
    • Page margins ignored when PDFDocument.AddTable wraps text and the table's AutoAdjustRowHeight property is set to true
    • Some issues with reading incrementally updated files
    • Inability to make multiple saves on a PDF document in creation mode
  • PDF Processing
    • Flattening reduced multi-line text form fields to a single line
    • Flattening ignores form field attributes such as hidden or invisible
    • NullReferenceException raised by PDFDocument.WriteWatermarkText method when using Type1 fonts
    • Exception raised when casting Gnostice.PDFOne.PDFFont type to Gnostice.PDFOne.PDFBaseFont type - happens with PDF forms documents
    • Bookmarks are lost if they are not explicitly accessed/processed by user code
    • Issues related to cross-reference tables
    • Document layers information lost on save
  • PDF Viewing
    • Masked images with Decode array set to [0 0] not rendered properly

Version 3.0.5 - August 27, 2010

• Enhanced
  • PDF Viewing [ProPlus edition only]
    • Suport for programmatic scrolling - introduced new PDFViewer properties HScrollValue, VScrollValue, HScrollSmallChange, VScrollSmallChange, HScrollLargeChange and VScrollLargeChange
  • PDF Creation/Processing [ProPlus and Professional editions]
    • New overloaded Stitch method that copies page content from a rectangular area and then overlays it on another page
• Fixed
  • PDF Viewing [ProPlus edition only]
    • User-defined placeholders in text strings not rendered by all PDFDocument and PDFPage methods such as WriteText, WriteWatermarkText, AddHeaderTex and AddFooterText
  • PDF Creation/Processing [ProPlus and Professional editions]
    • InvalidCastException raised when converting existing PDF document to another PDF version
    • DrawImage method renders image at wrong location
    • InvalidCastException raised by WriteText() sometimes
    • <%pageNo%> placeholder rendered with wrong values on an existing document
    • GetAllFormFileds method raising class cast exception for text form fields that contain a null value for its normal appearance
    • € character in password getting replaced with ? character when saving an encrypted document
    • AcroForms not included when merging documents
    • Incorrect page overlays - when page resources have the same internal names
    • Inability to read text properties of annotations and bookmarks that were encoded using PDFDocEncoding
    • Incorrect value returned when reading Contents property of a free text annotation
  • PDF Printing [ProPlus edition only]
    • Landscape printing issue when AutoRotate property of printer component is set to true.

Version 3.0.4 - July 23, 2010

• Enhanced
  • PDF Content Creation [ProPlus and Professional]
    • Ability to set rotation angle for a page.
    • New overloads for PDFDocument.AddHeaderImage, PDFDocument.AddFooterImage, PDFPage.AddHeaderImage, and PDFPage.AddFooterImage methods
    • New PDFDocument.AddPageBreak() method to insert a page break and resume rendering operations on a newly created page
    • New Opacity property for all the mark up annotations classes (PDFTextAnnot, PDFFreeTextAnnot, PDFLineAnnot PDFSquareAnnot, PDFCircleAnnot, PDFPolygonAnnot, PDFPolyLineAnnot, PDFMarkUpAnnot, PDFStampAnnot, PDFCaretAnnot, PDFInkAnnot, PDFFileAttachmentAnnot) (Value ranges from 0.0 to 1.0. Default is 1.0 for no opacity.)
• Resolved
  • PDF Viewing and Printing [ProPlus only]
    • Images with 8-bit-per-component RGB ColorkeyMasked encoding not rendered
    • Some composite glyphs not rendered
  • PDF Content Creation and Processing [ProPlus and Professional]
    • Unexpected deletion of pages copied by InsertPagesFrom and AppendPagesFrom methods if they were deleted in the source document
    • StackOverflow error when loading heavily nested bookmarks
    • Saving to a stream or byte array causes ArgumentNullException if placeholders were used when rendering text on the document
    • "Invalid DateTime exception" when saving a modified document if its creation date was not in the D:YYYYMMDDHHmmSSOHH'mm' format
    • "Improper Object Found" exception when loading some documents
    • Page margins not considered when rendering more than one row with PDFDocument.AddTable()
    • Location of annotation incorrectly saved if page mediabox had negative coordinates
    • ExtractPagesTo method sometimes causes "Object Reference not set to an instance of object" error.
    • PDFLineAnnot constructor with LineColor parameter did not set the line color.
    • "Invalid font stream" error when specifying font names with wrong case.
  • General [ProPlus and Professional]
    • Installation program sets incorrect DLL path in PATH environment variable

Version 3.0.3 - June 4, 2010

• Enhanced
  • PDF Viewing and Printing [ProPlus only]
    • New HScrollBar and VScrollBar in PDF viewer component for controlling the visibility of the scrollbars.
    • New RenderingOptions property in PDF viewer and printer components to toggle the smoothness of lines, images and text, and to refresh the viewer when one of these settings are changed.
  • PDF Content Creation [ProPlus and Professional]
    • BeforeCreatePage event called even when a default new page is created for a new PDFDocument instance.
• Resolved
  • PDF Viewing and Printing [ProPlus only]
    • In some Windows regional settings, page elements are rendered with wrong colorspace.
    • Multiline values of text fields rendered in a single line.
    • Rendering of incorrectly encoded inline images.
    • Memory leaks in the use of font processor library.
    • Some documents with negative mediabox coordinates rendered incorrectly.
    • Incorrect rendering of soft-masked images in some documents.
    • Rotated form fields in rotated page not rendered properly rotated and positioned.
  • PDF Content Creation and Processing [ProPlus and Professional]
    • Rotated form fields are not created correctly.
    • Text wrapping by PDFDocument.WriteText(String,Single,Single) does not maintain original x-coordinate when beginning the new line on a new page (generated by autopagination).
    • Unicode strings not justified properly when rendered on a page.
    • Creation Date document information property value not retained when document is modified.

Version 3.0.2 - February 18, 2010

• Enhancements
  • PDF Viewing [ProPlus]
    • Support for rendering form fields without appearance streams.
    • Support for constructing an appearance stream and then rendering form fields when PDFDocument.NeedAppearances is set to true.
    • Support for tiling patterns in fill and stroke properties of path elements.
• Fixes
  • PDF Viewing [ProPlus]
    • Form fields in different locales not rendered properly.
    • Text using Symbolic font with WinAnsiEncoded encoding rendered as square boxes.
    • In some documents, Courier New font text is rendered using MS Sans Serif if Serif font flag is true.
  • PDF Processing [ProPlus and Professional]
    • Font reuse issues with some documents while saving.
    • Issues in reading of Rectangle property of annotations in a rotated page.
    • SelectedItemIndex property of PDFFormComboBox always returned a value of 1.
    • In some documents, document information did not get updated.
    • Multi-line values of text fields were not shown in separate lines.
    • Date document information property is not parsed properly.
    • "Catalog is not a dictionary" error while loading a few documents.

Version 3.0.1 - December 2, 2009

• Enhanced
  • General [ProPlus]
    • Simplified deployment steps for 64-bit & 32-bit machines using single set of PDFOne .NET assemblies. Refer Deployment topic of help file (API Reference) for details.
  • PDF Manipulation [Pro/ProPlus]
    • Enhanced fault tolerance for reading PDF files with invalid object count in trailer section.
• Resolved
  • PDF Creation / Manipulation [Pro/ProPlus]
    • Issue with NullReferenceException & AccessViolationException during Dispose under WebServices environment.
    • Issue with wrong PDF encoding during successive load and close operations.
    • Issue with corrupt PDF file generation after Stitch operation.
    • Issue with encoding some ANSI characters with Acute, Grave etc. using WriteText methods.
    • Issue with content encoding for some PDF documents with CropBox entries.
  • PDF Rendering [ProPlus]
    • CMap parsing errors for CID fonts during text rendering.
    • Text rendering issues with CID fonts having single / double byte characters.
    • Issues with rendering modes for very small size text (less than 2 points).
    • Issue with string parsing to get the value irrespective of the Locale set.

Version 3.0 - November 18, 2009

• Enhanced
  • General [Professional and ProPlus editions]
    • Support for 64-bit OS, for all the components.
  • PDF Creation and Manipulation [Professional and ProPlus editions]
    • New BeforeCreatePage event for handling changes to page properties (size & margins) during autopagination using WriteText methods.
    • New PDFBookmark properties - DestZoom, DestLeft, DestRight, DestTop, DestBottom & DestDisplayOption - to retrieve details of bookmark destination.
    • Speed and memory optimizations during loading PDF documents.
    • Enhanced PDFDocument component (Professional edition only) allowing Web applications to run under Medium trust level.
  • PDF Rendering [ProPlus edition]
    • New RenderError event to capture errors during rendering process.
    • All new rendering logic rewritten completely in .NET (excluding FreeType Font processor DLLs).
    • New GetPageMetafile method to retrieve the page contents as System.Drawing.Imaging.Metafile object.
    • Enhanced image rendering logic for various types of images.
  • PDF Viewer, PDF Printer and PDF Bookmarks [ProPlus edition]
    • New PDFDocument property to load existing object instance.
    • New Password property to load from PDFDocument object for encrypted PDF files.
    • New CloseDocument method overload with option to dispose the related PDFDocument object.
    • New LoadDocument method overloads with byte array as input.
    • New constructor with license key as parameter for each component. (Refer 'Deployment' topic in the Help file for detailed instructions.)
  • PDF Viewer [ProPlus edition]
    • New RenderError event to capture errors during rendering process.
    • New PageChanged event to notify change of page in Viewer (during scrolling).
    • New ZoomChanged event to notify the changes in ZoomPercent in Viewer.
    • New PageMouseActivity event to notify information about mouse activity on a PDF page.
    • New RefreshView method to reload PDFViewer from associated PDFDocument after modification.
    • Smooth high-quality rendering (viewing) under remote desktop and virtual PC environments
  • PDF Printer [ProPlus edition]
    • New RenderError event to capture errors during rendering process.
  • PDF Bookmarks [ProPlus edition]
    • All new 100% .NET component for loading PDF documents.
    • Support for Unicode bookmark titles.
    • Enhanced Viewer interactivity for navigating through the PDF with Named Destinations (Names Tree).
• Changed:
  • PDF Viewer [ProPlus edition]
    • ViewerErrors enumeration removed. Exceptions are thrown using PDFViewerException class.
    • Delegate 'Gnostice.PDFOne.Windows.PDFViewer.PasswordRequiredHandler' is replaced by delegate 'Gnostice.PDFOne.PasswordRequiredEventHandler'.
    • CloseDocument method does not return any value.
    • LoadDocument(PDFDocUtils docHandle) method removed.
    • GetDocumentHandle method removed.
    • GetPageMetafileStream method removed. Use PDFDocument.GetPageMetafile method.
    • GoToPage method overloads return integer representing current page number after the go-to operation.
  • PDF Bookmarks [ProPlus edition]
    • BookmarskErrors enumeration removed. Exceptions are thrown using PDFBookmarksException class.
    • Delegate 'Gnostice.PDFOne.Windows.PDFBookmarks.PasswordRequiredHandler' is replaced by delegate 'Gnostice.PDFOne.PasswordRequiredEventHandler'.
    • CloseDocument method does not return any value.
    • LoadDocument(PDFDocUtils docHandle) method removed.
    • GetDocumentHandle method removed.
  • PDF Printer [ProPlus edition]
    • PrinterErrors enumeration removed. Exceptions are thrown using PDFPrinterException class.
    • Delegate 'Gnostice.PDFOne.PDFPrinter.PasswordRequiredHandler' is replaced by delegate 'Gnostice.PDFOne.PasswordRequiredEventHandler'.
    • CloseDocument method does not return any value.
    • LoadDocument(PDFDocUtils docHandle) method removed.
    • GetDocumentHandle method removed.
    • Print method does not return any value.
• Resolved:
  • PDF Creation and Manipulation [Professional and ProPlus]
    • Issue with character widths for different TextOuts using same font, but on different pages.
    • Issue with text rendering for text containing new-line character (\n).
    • NullReferenceException issue for some WriteWatermarkText overloads.
    • Invalid Object Exception issue with reading Named Destinations in PDF Bookmarks.
    • InvalidTypecastException during reading of PDF Info Dictionary.
    • Issue with encoding xref stream for PDF V1.5.
    • InvalidOctalNumber exception issue while reading certain PDF files.
    • Issue with multiple filters for content streams in PDF files.
  • PDF Viewer [ProPlus]
    • Issue with left-top view during Zoom change.

Version 2.1.3 - September 30, 2009

• Enhancements
  • PDF Viewing and PDF Printing [ProPlus edition only]
    • Rendering speed-up for PDF files containing images.
    • Smooth rendering of images - appreciable when raster images are scaled to a smaller or larger size than the original.
  • PDF Printing [ProPlus edition only]
    • New AutoRotate property to intelligently rotate each page to suit the printer orientation and current page size.
    • New AutoCenter property to automatically center the page on the printed paper.
  • PDF Manipulation [ProPlus and Professional editions]
    • Support for adding formfields to rotated PDF pages.
    • New GetAllBaseFontNames() method to retrieve all font names used in PDF.
• Resolved
  • PDF Document [ProPlus and Professional editions]
    • Infinite loop issue during saving PDF (certain files only).
    • ArgumentNullException during saving encrypted document to byte array.
    • Issue with loading PDF when Encrypt dictionary is null.
    • "Index out of range" issue with parsing certain PDF files.
    • Invalid type cast from "PDFIndirectReference" to "PDFName" issue.
    • Issue with CID type embedded fonts when using GetAllEmbededFontNames() method.
    • Image stretching issue when using DrawImage() method.
    • Issue with page measurement unit when using GetPage method.
    • "Page number out of range" exception during saving of PDF after DeletePages method call.
    • Issue with ExtractPagesTo method increasing PDF file size due to invalid page references.
    • NullReferenceException issue with Type1 fonts during merging.
    • Issue with GetAllFormFields overloads regarding saving the modified Formfields.
    • Issue with TextFormField appearence stream.
    • Issue with page resizing using SetWidth, SetHeight for rotated pages.

Version 2.1.2 - August 14, 2009

• Enhancements
  • PDF Viewing [ProPlus edition only]
    • Support for rotated pages in PDF documents (Landscape & Portrait).
  • PDF Printing [ProPlus edition only]
    • New OffsetHardMargins property in PDFPrinter component, for shifting page contents to left and top, overriding printer's hard margins.
  • PDF Document Processing
    • Latest version of Ionic.Zlib.dll used.
    • New SubmitActionType property in PDFFormPushButton class for handling FDF, HTTP-GET & HTTP-POST formats during form submission.
• Resolved
  • PDF Printing [ProPlus edition only]
    • Scaling issue.
    • Incorrect handling of printer's HardMargins during printing.
  • PDF Printing [ProPlus edition only]
    • Form fields showing values multiple times.
  • PDF Processing
    • Issue with adding annotations to rotated pages.
    • File locking issue during loading of corrupt PDF files.
    • Loading PDF documents containing PDF comments.
    • Issue with parsing 'PDF Name' Objects containing '#' characters.
    • Issue with loading of documents containing bookmarks with invalid destinations.
    • Exceptions during multiple calls to ExtractPagesTo() & Split() methods.
    • Writing of rotation value for un-rotated (Rotation=0 degree) form fields. Some third-party PDF to TIFF conversion tool had problems loading files with un-rotated form fields where rotation was set to zero.
    • Loading PDF files with corrupt Document Information (Document Information will now be ignored in such cases).

Version 2.1.1 - June 16, 2009

• Enhancements
  • Overall (ProPlus edition only)
    • Enhanced PDF processor module.
  • PDF Printing (ProPlus edition only)
    • New PrintError event.
    • New ShowPrintStatus property to enable/disable the print status dialog.
    • New overloaded Print method for specifying the name displayed for a document, say, in print queue or print status dialog.
    • ChangePaperSource event for changing printer trays for different pages in the same print job.
  • PDF Document Creation/Processing
    • New ExpandBookmarksToLevel property for setting the default level to which the bookmark tree is expanded.
    • New property ExpandAllBookmarks for expanding the entire bookmark tree by default.
    • New overloaded AppendPagesFrom, InsertPagesFrom, and Merge methods for copying pages from a stream or byte array
    • New property PageNumber in PDFBookmark for obtaining the number of the linked page.
• Resolved
  • Overall (ProPlus edition only)
    • Some memory leaks.
    • PDFViewer, PDFPrinter and PDFBookmarks components under 120 DPI screen resolution.
  • PDF Viewing (ProPlus edition only)
    • Using default zoom for newly opened documents.
    • Retaining zoom after a minimize-and-then-restore operation - interference by Windows UI animation.
  • PDF Printing (ProPlus edition only)
    • Correct clipping of page contents when no scaling is specified.
    • Parsing open-ended page range properties, such as "-3" and "7-".
  • PDF Creation/Processing
    • Rendering of headers and footers when shapes are added to the page - incorrect clipping.
    • Using system font resources in a 64-bit environment.
    • Rendering of new text using a CID font that is already used in the document.

Version 2.1 - May 7, 2009

• Enhancements
  • Overall (ProPlus edition only)
    • New PDF Bookmarks component introduced - with support for integration with viewer component
    • Delphi Prism support
    • New overloaded LoadDocument() method in viewer, printer, and bookmarks components for loading a document (returned by new GetDocumentHandle() method) already loaded by one of the other components.
  • PDF Viewer component (ProPlus edition only)
    • New overloaded GoToPage() methods for navigation into specific page areas
    • New AfterPDFLoaded event for notification after a document is loaded successfully
  • PDF Document (ProPlus & Professional editions)
    • New Orientation property for rotating form fields
    • PDFDocument is 64-bit OS compatible.
    • New RemoveBookmarksRoot method for removing all bookmarks
• Resolved
  • PDF Printer Component (ProPlus edition only)
    • Page scaling
    • Landscape printing
    • Page magnification
  • PDF Document (ProPlus & Professional editions)
    • Rendering text using TrueType fonts that already exist in the document
    • Resource use by PDFFont class

Version 2.0 - March 10, 2009

• in ProPlus and Professional editions
  • Added: New method to replace an embedded font
  • Added: New method to replace all embedded fonts with a single font
  • Added: New method to get names of all embedded fonts
  • Added: New overload to AddHeaderImage and AddFooterImage methods to specify image quality
• only in ProPlus edition
  • New PDF Viewer component
    • Rendering of text, shape and image elements
    • Rendering TrueType and Type 1 fonts
    • Character and word spacing
    • Rendering CCITT4 images
    • Navigation keys
    • Page buffering for smooth scrolling
  • New PDF Printer component
    • Scaling to printable area
    • Print page sub ranges (All, even, odd and custom-selected pages)
    • Page-level printing events

For older releases of PDFOne .NET, please click here.

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Licenses

The license agreements governing the use of this product are given below. For additional understanding of the agreements, please refer to our licensing and purchasing guide.

Licensing and Purchasing Guide

• Our Aim: The license agreements are intended to be fair to both our customers and the team that made the products. Hence, they safeguard the interest of all stakeholders while keeping the terms simple and straightforward.
• Our Considerations:
  • Broad range of applications our customers make.
  • Nature of our components - domain-specific and providing functionality of full-fledged applications
• Our License Types:
  • Trial License
  • Developer Subscription License
  • SDK License
  • OEM License
  • Student Academic License
  • Source Code License
  • Thought Leader/Technical Evangelist License
• Choosing Your License:
  • For Development: Get one DEVELOPER SUBSCRIPTION for each developer. With one DEVELOPER SUBSCRIPTION, a developer can install the GNOSTICE PRODUCT in one desktop and one laptop that the developer uses. For installing on additional computers, buy additional DEVELOPER SUBSCRIPTIONS.
  • Developer licenses are available at discounted prices for purchase quantities greater than 4. Larger teams are recommended to buy the 5-Developer, 10-Developer and 25-Developer Subscription Licenses.
  • For Distribution:
    • To develop/test/deploy/distribute most kinds of software applications using this product, you need a DEVELOPER SUBSCRIPTION, one for each developer or additional computer. No additional royalty would be required.
    • If the software that you are creating is a developer tool and exposes functionality provided by the GNOSTICE PRODUCT using an application programming interface (API) (say a component library or a Web API), then get an SDK LICENSE in addition to your DEVELOPER SUBSCRIPTION(s). You need to mail us describing your product.
    • If the software that you are creating is a developer tool (say an IDE) AND bundles the GNOSTICE PRODUCT in a non-compiled form, then get an OEM LICENSE in addition to your DEVELOPER SUBSCRIPTION(s). You need to mail us describing your product.
    • If you are a student and want to use the GNOSTICE PRODUCT for your project work, then you can get the low-priced STUDENT ACADEMIC LICENSE instead of the more expensive DEVELOPER SUBSCRIPTION. You need to mail us describing your project.
• Non-Profit Organizations: Giving discounts for non-profit organizations requires us to be judgemental about their intentions and practices. For this reason, we provide discounts only to students and educational institutions. It requires limited scrutiny and involves no discrimination. This is a convenient policy and we would like to stick with it. Please excuse us if you are a non-profit looking for a discount. We will not be able to help you in that regard.
• License Enforcement Techniques: When installing the GNOSTICE PRODUCT, the installation program may require an Internet connection.
• Renewal, Upgrade and Support Policy:
  • Get discounts on volume purchases.
  • Pay only 40% of the prevailing price for renewals within 1 year of expiry; 60% if more than 1 and less than 3 years of expiry; 85% if more than 3 years of expiry.
  • Upgrade to parent-product bouquets without losing money - pay only the difference - if upgrade is made within one year of expiry.
  • Free major and minor updates for 12 months.
  • Free e-mail support for 12 months.

FAQs

Resources

• E-mail Support

  A PDFOne .NET developer subscription comes with free priority e-mail support for 12 months. Please send your queries to support at gnostice.com. Please ensure that your mail system does not block e-mail from our domain gnostice.com. (Our support system will send you an autoresponder within a few minutes of your e-mail.) You can also use our online feedback form to send us support queries.

• Product Updates

  A PDFOne .NET developer subscription comes with free updates (major and minor) for 12 months. Our news page provides information on the latest updates to our products. You can also subscribe to our news RSS feed to get notified of the latest updates.

• API DOCS

  The PDFOne .NET documentation is available online at:
  www.gnostice.com/docs/pdfone_dot_net/index.html.

  The installer application will also create a local copy in your computer when you run it.

• Articles

  We have also published technical articles related to PDFOne and other Gnostice developer tools, as part of Gnostice Newsletter. To subscribe to the newsletter, send a blank e-mail to info@gnostice.com with the subject set to "SUBSCRIBE". You can also get notified of the latest articles via our newsletter RSS feed.

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  March 2011
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  November 2007
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  October 2007
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