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CHANGELOG.md

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0.45.0 - 2024-06-18

Added

  • [HexaPDF::Document::Layout#styles] and [HexaPDF::Composer#styles] for defining multiple styles at once

Changed

  • [HexaPDF::Layout::Box#fit] to set width/height correctly for boxes with position :flow

Fixed

  • Regression in [HexaPDF::Layout::ListBox] that leads to missing markers
  • [HexaPDF::Content::CanvasComposer#draw_box] to handle truncated boxes
  • [HexaPDF::Layout::TableBox::Cell] to handle too-big content in all cases

0.44.0 - 2024-06-05

Added

  • Support for specifying the MIME type when embedding files
  • Support for adding custom XMP metadata

Changed

  • Breaking change: Refactored the box implementation of the document layout system

Fixed

  • Parsing of invalid files with garbage bytes at the end

0.43.0 - 2024-05-26

Added

  • [HexaPDF::Type::AcroForm::Form#create_namespace_field] for creating a pure namespace field
  • [HexaPDF::Type::AcroForm::Form#delete_field] for deleting fields

Changed

  • Minimum Ruby version to be 3.0
  • Breaking change: Renamed HexaPDF::Layout::BoxFitter#fit_successful? to [HexaPDF::Layout::BoxFitter#success?]
  • Breaking Change: Removed HexaPDF::Dictionary#to_h
  • Form field creation methods of [HexaPDF::Type::AcroForm::Form] to automatically create parent fields as namespace fields

Fixed

  • [HexaPDF::Layout::TextBox#fit] to correctly calculate width in case of flowing text around other boxes
  • [HexaPDF::Layout::TextBox#draw] to correctly draw border, background... on boxes using position 'flow'
  • Comparison of Hash with [HexaPDF::Dictionary] objects by implementing #to_hash
  • Parsing of invalid files having multiple end-of-file markers with the last one being invalid

0.42.0 - 2024-05-12

Added

  • Support for the AFPercent_Format JavaScript method
  • Support for the AFTime_Format JavaScript method
  • [HexaPDF::Type::AcroForm::Form#fill] for easily filling out form fields
  • CLI command hexapdf usage for showing space usage information
  • Support for attaching files via hexapdf files CLI command
  • Refinement on [HexaPDF::Utils] to support conversion of Numeric values to points (e.g. 5.mm, 5.cm, 5.inch)

Changed

  • [HexaPDF::Type::AcroForm::ButtonField#field_value=] to always allow using true for check boxes
  • CLI commands to prompt whether an existing output file should be overwritten

Fixed

  • [HexaPDF::Type::Resources#font] to always return a correctly wrapped font object
  • [HexaPDF::Type::AcroForm::TextField#field_value=] to actually use the value returned by the call to the config option 'acro_form.on_invalid_value'

0.41.0 - 2024-05-05

Added

  • Font loader [HexaPDF::FontLoader::VariantFromName] to ease specifying font variants
  • [HexaPDF::Type::AcroForm::JavaScriptActions] module to contain all JavaScript actions that HexaPDF can handle
  • Support for the AFSimple_Calculate Javascript method
  • Support for Simplified Field Notation for defining Javascript calculations
  • Configuration option 'encryption.on_decryption_error' to allow custom decryption error handling
  • CLI option --fill-read-only-fields to hexapdf form to specify whether filling in read only fields is allowed
  • [HexaPDF::Type::AcroForm::Field#form_field] to getting the field irrespective of whether the object is already a field or a widget
  • [HexaPDF::Type::AcroForm::TextField#set_format_action] for setting a JavaScript action that formats the field's value
  • [HexaPDF::Type::AcroForm::TextField#set_calculate_action] for setting a JavaScript action that calculates the field's value
  • [HexaPDF::Type::AcroForm#recalculate_fields] for recalculating fields

Changed

  • CLI command hexapdf form to show more information in verbose mode
  • CLI command 'hexapdf form' to show the field flags "read only" and "required"
  • [HexaPDF::Type::AcroForm::AppearanceGenerator] to remove the hidden flag from widgets

Fixed

  • [HexaPDF::FontLoader::FromConfiguration] to accept arbitrary keyword arguments
  • [HexaPDF::Font::CMap::Parser] to avoid instantiating invalid UTF-16BE chars
  • [HexaPDF::Type::AcroForm::AppearanceGenerator] to work for files where check boxes don't have appearance subdictionaries
  • [HexaPDF::Type::AcroForm::TextField#field_value=] to call the config option 'acro_form.on_invalid_value' when passing a non-String argument (except nil)
  • [HexaPDF::Type::AcroForm::JavaScriptActions#apply_af_number_format] to correctly convert strings using commas or points into numbers
  • [HexaPDF::Type::AcroForm::AppearanceGenerator] to use the field instead of the widget object as the source for JavaScript format actions
  • CLI command hexapdf form --generate-template to output fields without values
  • AFNumber_Format JavaScript parsing to work without trailing semicolon

0.40.0 - 2024-03-23

Changed

  • Breaking change: Style property 'text_overflow' is now called 'overflow'

Fixed

  • [HexaPDF::Layout::ListBox] to hide marker in case of splitting list items with multiple boxes
  • [HexaPDF::Layout::ListBox] to create independent marker boxes for all markers
  • [HexaPDF::Layout::ListBox] to correctly respect a set height

0.39.1 - 2024-03-20

Fixed

  • [HexaPDF::Layout::TableBox] to correctly split tables when a row span with a too high cell is involved

0.39.0 - 2024-03-18

Added

  • Hierarchical box information to the document layout engine
  • Style property 'text_overflow' for controlling how overflowing text should be handled

Changed

  • [HexaPDF::Layout::Frame::FitResult#draw] to provide better optional content group names

Fixed

  • [HexaPDF::Layout::TextBox] to correctly respect a set height

0.38.0 - 2024-03-10

Added

  • [HexaPDF::Task::PDFA] for creating PDF/A conforming PDF files
  • [HexaPDF::Type::OutputIntent] for defining output intents
  • [HexaPDF::Document::Metadata#delete] for deleting metadata properties
  • PDF/A metadata properties definitions
  • Added a /Name entry to the default optional content configuration dictionary (needed by PDF/A)

Changed

  • Default language for XMP metadata from English to 'x-default'
  • [HexaPDF::Layout::ListBox] to use the style's font for drawing markers and to fall back to Times and ZapfDingbats if necessary
  • [HexaPDF::Document::Layout#table_box] to merge the :cell keys that define the cell style instead of using the last one
  • [HexaPDF::Document::Layout] style retrieval to fall back to using the font of the :base style and only if that doesn't exist to 'Times'
  • XMP metadata stream contents to satisfy more PDF/A validators

0.37.2 - 2024-02-27

Fixed

  • Type of /TransformParams field in signature reference dictionary
  • [HexaPDF::Type::Page#box] to intersect the requested box with the media box
  • Validation of [HexaPDF::Type::Annotation] to resolve PDF reference before access
  • [HexaPDF::Type::Page#flatten_annotations] to work in case of duplicate annotations
  • [HexaPDF::Type::AcroForm::Form#each_field] to gracefully handle null values
  • [HexaPDF::Type::AcroForm::AppearanceGenerator] to take an appearance string set on a widget instead of a field into account
  • [HexaPDF::Type::AcroForm::ChoiceField] to take PDFs where the /Opt key is set on the widgets into account

0.37.1 - 2024-02-05

Fixed

  • Validation of annotation dictionaries having an empty appearance dictionary

0.37.0 - 2024-01-29

Added

  • [HexaPDF::Document::Metadata] for working with metadata (reading the info dictionary and writing it as well as the XMP metadata stream)

Changed

  • Minimum Ruby version to be 2.7

Fixed

  • [HexaPDF::FiberDoubleForString#length] to not assume a binary string

0.36.0 - 2024-01-20

Added

  • [HexaPDF::Layout::ContainerBox] for grouping child boxes together

Changed

  • [HexaPDF::Layout::Frame::FitResult#draw] to allow drawing at an offset
  • [HexaPDF::Layout::Box#fit] to delegate the actual content fitting to the #fit_content method
  • [HexaPDF::Document::Layout#box] to allow using the block as drawing block for the base box class

Fixed

  • [HexaPDF::Type::FontSimple#to_utf8] to work in case the font's encoding cannot be retrieved

0.35.1 - 2024-01-11

Added

  • [HexaPDF::Utils] module functions for float comparisons and using them instead of the geom2d ones

Changed

  • Pre-defined paper sizes of the ISO A, B and C series to be more precise

Fixed

  • [HexaPDF::Layout::Box#fit] to use float comparison
  • [HexaPDF::Type::IconFit] to use correct superclass

0.35.0 - 2024-01-06

Added

  • Command 'psd' for CLI hexapdf inspect to show a decoded content stream
  • Style property 'mask_mode' for more control over the region that gets removed from a frame after placing a box
  • Style property 'valign' for vertically centering a box in a frame
  • [HexaPDF::Content::Canvas#form] for creating reusable Form XObjects
  • Method #valid? to all Glyph classes
  • [HexaPDF::Font::InvalidGlyph#control_char?] for detecting invalid glyphs that represent a control character (like a newline)
  • [HexaPDF::Font::Type1Wrapper#decode_codepoint] and [HexaPDF::Font::TrueTypeWrapper#decode_codepoint] for decoding a single Unicode codepoint into a glyph
  • [HexaPDF::Layout::TextFragment::create_with_fallback_glyphs] for creating an array of text fragments with support for fallback glyphs
  • Configuration option 'font.on_invalid_glyph' for use together with the new method for creating text fragments with fallback glyphs
  • Configuration option 'font.fallback' which is used by the default implementation of 'font.on_invalid_glyph'
  • [HexaPDF::Document::Layout#text_fragments] for creating text fragments with support for fallback glyphs via 'font.on_invalid_glyph'
  • [HexaPDF::Content::CanvasComposer] for using high-level layout functionality on a single canvas
  • [HexaPDF::Content::Canvas#composer] for easily creating a canvas composer
  • [HexaPDF::Font::TrueTypeWrapper#bold?] and [HexaPDF::Font::Type1Wrapper#bold?] for determining whether a font is bold
  • [HexaPDF::Font::TrueTypeWrapper#italic?] and [HexaPDF::Font::Type1Wrapper#italic?] for determining whether a font is italic
  • [HexaPDF::Encryption::StandardSecurityHandler#decryption_password_type] for information on the type of password used for decryption

Changed

  • Breaking change: Style property 'align' is now called 'text_align' and 'valign' is 'text_valign'
  • Breaking change: Style property 'position' now takes the absolute position directly as value instead of in the 'position_hint' property
  • Breaking change: Style property 'position_hint' is now called 'align'
  • Breaking change: Glyph objects now take the font wrapper instead of the font on creation
  • Breaking change: The item marker type of a [HexaPDF::Layout::ListBox] item is now set via #marker_type instead of #item_type
  • [HexaPDF::Object#validate] to catch exceptions and provided an appropriate validation message

Fixed

  • [HexaPDF::Layout::ColumnBox#fit] to correctly take initial height into account
  • [HexaPDF::Layout::ColumnBox#fit] to ensure correct results in case the requested dimensions are larger than the current region
  • [HexaPDF::Document::Layout#formatted_text_box] to correctly handle properties
  • [HexaPDF::Layout::Frame#fit] to raise an error if an invalid value for the style property 'position' is used
  • Validation of PDF arrays and dictionaries by making sure only processed values are used

0.34.1 - 2023-11-01

Added

  • Setting of /SMask key in graphics state parameters operator

Fixed

  • [HexaPDF::Composer#page_style] to set a page style when no attributes are given but a block is
  • [HexaPDF::Type::Page#each_annotation] and [HexaPDF::Type::Page#flatten_annotations] to process certain invalid /Annot keys without errors

0.34.0 - 2023-10-22

Added

  • Support for optional content groups (layers)
  • Support for reference XObjects
  • Basic support for group XObjects
  • [HexaPDF::Layout::Style#fill_horizontal] for allowing a text fragment to fill the remaining space of line
  • [HexaPDF::Layout::TextFragment#text] and [HexaPDF::Layout::TextBox#text] for retrieving the text represented by the stored items
  • [HexaPDF::Content::Canvas#pos] for retrieving untransformed positions
  • [HexaPDF::Type::CIDFont::CIDSystemInfo] type class

Changed

  • [HexaPDF::Composer#draw_box] to return the last drawn box
  • [HexaPDF::Layout::Style::LinkLayer] to support arbitrary actions
  • [HexaPDF::Layout::Frame::new] (and adapted other layout classes) to accept a context argument (a page or Form XObject instance)
  • [HexaPDF::Layout::ListBox] to use its 'fill_color' style property for the item marker color
  • [HexaPDF::Layout::Frame::FitResult#draw] to use optional content groups for debug output

Fixed

  • [HexaPDF::Document::Pages#add_labelling_range] to add a correct entry for the default range starting at page 1
  • [HexaPDF::Type::Page#flatten_annotations] to correctly handle scaled appearances
  • Using an unknown style name in [HexaPDF:Document::Layout] method by providing a useful error message
  • [HexaPDF::Layout::Box::new] to ensure that the properties attribute is always a hash
  • [HexaPDF::Layout::ListBox] to work correctly if the marker height is larger than the item content height
  • [HexaPDF::Dictionary] setting default values on wrong classes in certain situations

0.33.0 - 2023-08-02

Added

  • [HexaPDF::Layout::TableBox] for rendering tables
  • [HexaPDF::Document::Layout#table_box] for easier table box creation
  • [HexaPDF::Content::GraphicObject::EndpointArc#max_curves] for setting the approximation accuracy
  • [HexaPDF::Importer::copy] for completely copying (including referenced indirect objects) a single PDF object (which may be from the same document)
  • [HexaPDF::Layout::Style::Border#draw_on_bounds] for drawing the border on the bounds instead of inside
  • [HexaPDF::MissingGlyphError] for better error messages when a font is missing a glyph
  • [HexaPDF::Font::Type1Wrapper#custom_glyph] and [HexaPDF::Font::TrueTypeWrapper#custom_glyph] for custom glyph creation
  • [HexaPDF::FiberDoubleForString] to avoid creating real Fiber instances when not necessary
  • Support for drawing Geom2D::Rectangle instances via the :geom2d graphic object
  • Optional argument apply_first_text_indent to [HexaPDF::Layout::TextLayouter#fit]

Changed

  • [HexaPDF::Layout::Frame] to use more efficient Geom2D::Rectangle class
  • Internal constant HexaPDF::Content::ColorSpace::CSS_COLOR_NAMES changed to [HexaPDF::Content::ColorSpace::COLOR_NAMES]
  • Constructor of [HexaPDF::Layout::PageStyle] to allow setting next_style attribute
  • The encryption dictionary is now validated before using it for decryption
  • Changed encryption permissions to be compatible to PDF 2.0 by always activating the "extract content" permission
  • Digital signature creation in case of signature widgets containing images to work around bug in Adobe Acrobat
  • [HexaPDF::Type::Page#each_annotation] and [HexaPDF::Type::Page#flatten_annotations] to process certain invalid /Annot keys without errors

Fixed

  • Breaking change: [HexaPDF::Object::make_direct] now needs the document instance as second argument to correctly resolve references
  • [HexaPDF::Layout::ColumnBox], [HexaPDF::Layout::ListBox] and [HexaPDF::Layout::ImageBox] to correctly respond to #empty?
  • [HexaPDF::Layout::ColumnBox] and [HexaPDF::Layout::ListBox] to take different final box positions into account
  • [HexaPDF::Content::Canvas#text] to set the leading only when multiple lines are drawn
  • [HexaPDF::Layout::TextBox#split] to use float comparison
  • Validation of standard encryption dictionary to auto-correct invalid /U and /O fields in case they are padded with zeros
  • [HexaPDF::Document#wrap] handling of sub-type mapping in case of missing type
  • [HexaPDF::Type::AcroForm::AppearanceGenerator] to also take a text field widget's width into account when auto-sizing
  • [HexaPDF::Layout::TextBox] to correctly handle text indentation for split boxes

0.32.2 - 2023-05-06

Changed

  • Cross-reference table reconstruction to be more relaxed concerning the endobj keyword

Fixed

  • [HexaPDF::Type::ObjectStream] to not compress any encryption dictionary instead of only the current one

0.32.1 - 2023-04-20

Added

  • [HexaPDF::Type::FontType0#font_descriptor] and [HexaPDF::Type::FontSimple#font_descriptor] for easy access to the font descriptor

Changed

  • [HexaPDF::Content::Canvas#color_from_specification] to allow strings and color objects without a wrapping array

Fixed

  • AES 128bit encryption to include unnecessary field in encryption dictionary to work around buggy PDF libraries
  • [HexaPDF::Layout::Style::LinkLayer] to correctly process the border color
  • [HexaPDF::Type::AcroForm::AppearanceGenerator] to use fallback for font cap height value when necessary

0.32.0 - 2023-03-08

Added

  • [HexaPDF::Document::Layout#method_missing] for more convenient box creation
  • [HexaPDF::Composer#method_missing] for more convenient box drawing
  • [HexaPDF::Document::Layout#inline_box] for easy creation of inline boxes
  • [HexaPDF::Type::OutlineItem#open?] for getting the open state of an outline item

Changed

  • [HexaPDF::Document::Layout#formatted_text_box] to allow using and/or creating inline boxes

Fixed

  • Decryption of invalid files having empty strings or streams when using the AES algorithm
  • [HexaPDF::Type::Page#flatten_annotations] to work for annotations having appearances with degenerate bounding boxes
  • HexaPDF::Tokenizer#parse_literal_string to make sure enough bytes are in the buffer for correctly reading escape sequences
  • [HexaPDF::Layout::InlineBox] to correctly work for all kinds of wrapped boxes

0.31.0 - 2023-02-22

Added

  • [HexaPDF::Layout::PageStyle] for collecting all styling information for pages
  • [HexaPDF::Composer#page_style] for configuring different page styles
  • Configuration option 'filter.flate.on_error' for handling potentially recoverable flate errors

Changed

  • Breaking change: [HexaPDF::Composer] uses page styles underneath
  • Breaking change: Configuration options filter.flate_compression and filter.flate_memory are changed to filter.flate.compression and filter.flate.memory
  • Breaking change: [HexaPDF::Document#wrap] handles cross-reference and object stream specially to avoid problems with invalid PDFs
  • [HexaPDF::Composer::new] to allow skipping the initial page creation
  • CLI command hexapdf info --check to process streams to reveal stream errors
  • CLI commands to output the name of created PDF files in verbose mode

Fixed

  • Validation of document outline items in case the first or last item got deleted
  • HexaPDF::Type::Page#perform_validation to set a /MediaBox for invalid pages that don't have one
  • Parsing of invalid flate encoded streams that can potentially be recovered

0.30.0 - 2023-02-13

Added

  • [HexaPDF::Document::Pages#create] for creating a page object without adding it to the page tree

Changed

  • HexaPDF::Type::FontSimple#perform_validation to correct /Widths fields in case it has an invalid number of entries

Fixed

  • [HexaPDF::DictionaryFields::DateConverter] to handle invalid months, day, hour, minute and second values

0.29.0 - 2023-01-30

Added

  • [HexaPDF::DigitalSignature::Signing::SignedDataCreator] for creating custom CMS signed data objects

Changed

  • Breaking change: Refactored digital signature support and moved all related code under the [HexaPDF::DigitalSignature] module
  • Breaking change: New external signing mode without the need for creating the PKCS#7/CMS signed data object for [HexaPDF::DigitalSignature::Signing::DefaultHandler]
  • Breaking change: Use value :pades instead of :etsi for [HexaPDF::DigitalSignature::Signing::DefaultHandler#signature_type]
  • [HexaPDF::DigitalSignature::Signing::DefaultHandler] to allow creating PAdES level B-B and B-T signatures
  • [HexaPDF::DigitalSignature::Signing::DefaultHandler] to allow specifying the used digest algorithm
  • [HexaPDF::DigitalSignature::Signing::DefaultHandler] to allow specifying a timestamp handler for including a timestamp token in the signature
  • Moved setting of signature entries /Filter, /SubFilter and /M fields to the signing handlers

Fixed

  • [HexaPDF::DictionaryFields::DateConverter] to handle invalid timezone hour and minute values

0.28.0 - 2022-12-30

Added

  • [HexaPDF::Type::AcroForm::AppearanceGenerator#create_push_button_appearances] to allow customizing the behaviour
  • [HexaPDF::Parser#linearized?] for determining whether a document is linearized
  • Information on linearization to hexapdf info output
  • Support for AFNumber_Format Javascript method to the form field appearance generator
  • Support for using fully embedded, simple TrueType fonts for drawing operations

Changed

  • Breaking change: HexaPDF::Revision#reset_objects has been removed
  • Breaking change: Method signature of [HexaPDF::Importer::for] has been changed
  • Breaking change: [HexaPDF::Type::AcroForm::Field#each_widget] now has the default value of the argument direct_only set to true instead of false
  • [HexaPDF::Revision#each_modified_object] to allow deleting the modified objects from the active objects' container
  • [HexaPDF::Revision#each_modified_object] to allow ignoring added object and cross-reference stream objects
  • [HexaPDF::Revisions::from_io] to merge the two revisions of a linearized PDF
  • [HexaPDF::Importer] and [HexaPDF::Document#import] to make working with them easier by allowing the import of arbitrary objects
  • HexaPDF::Type::AcroForm::Form#perform_validation to combine fields with the same name

Fixed

  • [HexaPDF::Type::AcroForm::AppearanceGenerator#create_check_box_appearances] to correctly handle a field value of nil
  • Return value of #type method for all AcroForm field classes
  • [HexaPDF::Type::Page#flatten_annotations] to work correctly in case no annotations are on the page
  • [HexaPDF::Type::AcroForm::ButtonField#create_appearances] to avoid creating appearances in case of as-yet unresolved references to existing appearances
  • [HexaPDF::Type::AcroForm::TextField#create_appearances] to avoid creating appearances in case of pre-existing ones
  • HexaPDF::Tokenizer#parse_number to treat invalid indirect object references with an object number of 0 as null values
  • [HexaPDF::Type::AcroForm::AppearanceGenerator] to handle empty appearance characteristics dictionary marker style strings
  • Writing of encrypted files containing two or more revisions
  • Generation of object streams to never allow storing the catalog object to avoid problems with certain viewers
  • HexaPDF::Type::Outline#perform_validation to not show validation error when /Count is zero
  • Writing of documents with two or more revisions in non-incremental mode when optimize: true is used and the original document used cross-reference tables
  • [HexaPDF::Type::AcroForm::AppearanceGenerator] to take a widget's rotation value into account
  • [HexaPDF::Type::Page#flatten_annotations] to correctly flatten all annotations, including ones with custom rotations
  • [HexaPDF::Type::Page#rotate] to also rotate annotations

0.27.0 - 2022-11-18

Added

  • Support for timestamp signatures through the HexaPDF::Document::Signatures::TimestampHandler
  • [HexaPDF::Document::Destinations#resolve] for resolving destination values
  • [HexaPDF::Document::Destinations::Destination#value] to return the destination array
  • Support for verifying document timestamp signatures
  • HexaPDF::Document::Signatures::DefaultHandler#signature_size to support setting custom signature sizes
  • HexaPDF::Document::Signatures::DefaultHandler#external_signing to support signing via custom mechanisms
  • HexaPDF::Document::Signatures::embed_signature to enable asynchronous external signing

Changed

  • Breaking change: The crop box is now used instead of the media box in most cases to be in line with the specification
  • HexaPDF::Document::Signatures::DefaultHandler to allow setting the used signature method
  • Breaking change: HexaPDF::Document::Signatures::DefaultHandler#sign needs to accept the IO object and the byte range instead of just the data
  • Breaking change: Enhanced support for outline items with new methods #level and #destination_page as well as changes to #add and #each_item
  • Breaking change: Removed #filter_name and #sub_filter_name from HexaPDF::Document::Signatures::DefaultHandler
  • HexaPDF::Type::Resources#perform_validation to not add a default procedure set since this feature is deprecated

Fixed

  • [HexaPDF::Document::Destinations::Destination::new] to also accept a hash
  • [HexaPDF::Type::Catalog] auto-conversion of /Outlines to correct class
  • [HexaPDF::Type::AcroForm::Form#flatten] to return the unflattened form fields instead of the widgets
  • [HexaPDF::Writer#write_incremental] to set the /Version in the catalog dictionary when necessary
  • [HexaPDF::Importer#import] to always return an imported object with the same class as the argument
  • [HexaPDF::Type::OutlineItem] to always be an indirect object
  • HexaPDF::Tokenizer#parse_number to handle references correctly in all cases
  • [HexaPDF::Type::Page#rotate] to correctly flatten all page boxes
  • HexaPDF::Document::Signatures#add to raise an error if the reserved space for the signature is not enough
  • HexaPDF::Type::AcroForm::Form#perform_validation to fix broken /Parent entries and to remove invalid objects from the field hierarchy
  • HexaPDF::Type::OutlineItem#perform_validation bug where a missing /Count key was deemed invalid
  • [HexaPDF::Revisions::from_io] to use the correct /Prev offset when revisions have been merged
  • Handling of indirect objects with invalid values for more situations

0.26.2 - 2022-10-22

Added

  • Support for setting custom properties on [HexaPDF::Layout::Box] and [HexaPDF::Layout::TextFragment]

Changed

  • [HexaPDF::Layout::Style::LinkLayer] to use the 'link' custom box property if no target is set

Fixed

  • [HexaPDF::Layout::Style::Layers] to allow named layers without options
  • [HexaPDF::Revision#each_modified_object] to not yield signature objects
  • [HexaPDF::Revision#each_modified_object] to force comparison of direct objects
  • [HexaPDF::Type::ObjectStream] to work for encrypted documents again

0.26.1 - 2022-10-14

Changed

  • [HexaPDF::Serializer] to provide better error messages when encountering unserializable objects

Fixed

  • [HexaPDF::Importer] to correctly expose previously mapped objects

0.26.0 - 2022-10-14

Added

  • Support for page labels
  • [HexaPDF::Type::MarkInformation]

Changed

  • [HexaPDF::Rectangle] to recover from invalid values by defaulting to [0, 0, 0, 0]

Fixed

  • [HexaPDF::DictionaryFields::PDFByteStringConverter] to duplicate the string before conversion
  • [HexaPDF::Type::FileSpecification#path=] to duplicate the given string value due to using it for two different fields

0.25.0 - 2022-10-02

Added

  • Support for the document outline
  • [HexaPDF::Layout::Style#line_height] for setting a custom line height independent of the font size
  • [HexaPDF::Document::Destinations#use_or_create] as unified interface for using or creating destinations
  • [HexaPDF::Document::Destinations::Destination#valid?] and class method for checking whether a destination array is valid

Fixed

  • Calculation of text related [HexaPDF::Layout::Style] values for Type3 fonts
  • [HexaPDF::Encryption::SecurityHandler#encrypt_string] to either return a dupped or encrypted string
  • [HexaPDF::Layout::TextLayouter#fit] to avoid infinite loop when encountering a non-zero width breakpoint penalty
  • [HexaPDF::Type::ObjectStream] to parse the initial stream data right after initialization to avoid access errors
  • [HexaPDF::Revisions::from_io] to merge a completely empty revision with just a /XRefStm pointing into the previous one with the latter
  • [HexaPDF::Revisions::from_io] to handle the case of the configuration option 'parser.try_xref_reconstruction' being false

0.24.2 - 2022-08-31

Fixed

  • [HexaPDF::Importer] to detect loops in a fully-loaded document
  • HexaPDF::Type::PageTreeNode#perform_validation to only do the validation for the document's root page tree node
  • HexaPDF::Type::Page#perform_validation to only do the validation if the page is part of the document's page tree
  • Box layouting to take small floating point differences into account

0.24.1 - 2022-08-11

Added

  • [HexaPDF::TestUtils] module that contains helper methods useful for testing various parts of HexaPDF

Changed

  • All applicable places to only load the current version of PDF objects, to avoid possible inconsistencies when working with files containing multiple revisions

Fixed

  • Parsing of streams with an invalid length value that led to a parsing error
  • [HexaPDF::Object#==] to only allow comparing simple values to non-indirect objects and not also other HexaPDF::Object instances

0.24.0 - 2022-08-01

Added

  • [HexaPDF::Layout::ListBox] for rendering ordered and unordered lists
  • [HexaPDF::Layout::ColumnBox] for rendering content inside columns
  • [HexaPDF::Layout::BoxFitter] for placing boxes into multiple frames
  • New configuration option 'debug' for enabling debug output
  • [HexaPDF::Document::Pages#move] for moving pages around the same document
  • [HexaPDF::Composer#box] for drawing arbitrary, registered boxes
  • [HexaPDF::Layout::Box#split_box?] for determining whether a box is a split box, i.e. the continuation of another box
  • [HexaPDF::Document::Layout::ChildrenCollector] to provide an easy method for defining children boxes of a container box

Changed

  • Breaking change: Refactored [HexaPDF::Layout::Frame] and associated data structures so that the complete result of fitting a box is returned
  • [HexaPDF::Layout::Frame] to use a better algorithm for trimming the shape
  • [HexaPDF::Layout::Frame::new] to allow setting the initial shape
  • Breaking change: Removed contour line from [HexaPDF::Layout::Frame]
  • Breaking change: Changed positional arguments of [HexaPDF::Layout::TextBox::new] and [HexaPDF::Layout::ImageBox::new] to keyword arguments for a consistent box initialization interface
  • [HexaPDF::Layout::Box#split] to provide a default implementation that is useful for most subclasses
  • Layout box implementations to provide a #supports_position_flow? method that indicates whether the box supports flowing its content around other content.
  • hexapdf info --check to only check the current version of each object
  • [HexaPDF::Writer] to make sure the producer information is written when writing the file incrementally

Fixed

  • [HexaPDF::Layout::TextLayouter] to freeze the new items when a text fragment needs to be split
  • [HexaPDF::Layout::TextLayouter] to avoid the possible splitting of a text fragment if there would not be enough height left anyway
  • [HexaPDF::Layout::WidthFromPolygon] to work correctly in case of very small floating point errors
  • HexaPDF::Layout::TextFragment#inspect to work in case of interspersed numbers
  • [HexaPDF::Layout::TextBox#split] to work for position :flow when box is wider than the initial available width
  • [HexaPDF::Layout::Frame#fit] to create minimally sized mask rectangles
  • [HexaPDF::Content::GraphicObject::Geom2D] to close the path when drawing polygons
  • [HexaPDF::Layout::WidthFromPolygon] to work for all counterclockwise polygons
  • [HexaPDF::Type::PageTreeNode#move_page] to work in case the parent node of the moved node doesn't change
  • [HexaPDF::Type::PageTreeNode#move_page] to use the correct target position when the moved node is before the target position
  • HexaPDF::Document::Signatures#add to work in case the signature object is the last object written
  • CLI command hexapdf inspect to show correct byte range of the last revision
  • [HexaPDF::Writer#write_incremental] to only use a cross-reference stream if a revision directly used one and not through an /XRefStm entry
  • [HexaPDF::Encryption::FastARC4] to use RubyARC4 as fallback if OpenSSL has RC4 disabled
  • [HexaPDF::Font::Encoding::GlyphList] to use binary reading to avoid problems on Windows
  • HexaPDF::Document::Signatures#add to use binary writing to avoid problems on Windows

0.23.0 - 2022-05-26

Added

  • [HexaPDF::Composer#create_stamp] for creating a form Xobject
  • HexaPDF::Revision#reset_objects for deleting all live loaded and added objects
  • Support for removing or flattening annotations to the hexapdf modify command
  • Option to CLI command hexapdf form to allow generation of a template file
  • Support for centering a floating box in [HexaPDF::Layout::Frame]
  • [HexaPDF::Type::Catalog#names] for easier access to the name dictionary
  • [HexaPDF::Type::Names#destinations] for easier access to the destinations name tree
  • [HexaPDF::Document::Destinations], accessible via [HexaPDF::Document#destinations], as convenience interface for working with destination arrays

Changed

  • Breaking change: Refactored the [HexaPDF::Document] interface for working with objects and move parts into [HexaPDF::Revisions]
  • Breaking change: [HexaPDF::Layout::TextBox] to use whole available width when aligning to the center or right
  • Breaking change: [HexaPDF::Layout::TextBox] to use whole available height when vertically aligning to the center or bottom
  • CLI command hexapdf inspect to show the type of revisions, as well as the number of objects per revision
  • [HexaPDF::Task::Optimize] to allow skipping invalid content stream operations
  • [HexaPDF::Composer#image] to allow using a form xobject in place of the image

Fixed

  • [HexaPDF::Writer#write] to write modified objects into the correct revision
  • [HexaPDF::Revisions::from_io] to correctly handle hybrid-reference files
  • [HexaPDF::Writer] to assign a valid object number to a created cross-reference stream in all cases
  • [HexaPDF::Type::AcroForm::TextField] to validate the existence of a /MaxLen value for comb text fields
  • [HexaPDF::Type::AcroForm::TextField#field_value=] to check for the existence of /MaxLen when setting a value for a comb text field
  • [HexaPDF::Type::AcroForm::TextField#field_value=] to check the value against /MaxLen
  • [HexaPDF::Layout::TextLayouter#fit] to not use style valign when doing variable width layouting
  • [HexaPDF::Utils::SortedTreeNode#find_entry] to work in case of a node without a container name or kids key
  • CLI command hexapdf form to allow setting array values when using a template
  • CLI command hexapdf form to allow setting file select fields

0.22.0 - 2022-03-26

Added

  • Support for writing images with an ICCBased color space
  • Support for writing images with soft masks

Changed

  • CLI command hexapdf form to show a warning when working with a file containing an XFA form

Fixed

  • [HexaPDF::Type::AcroForm::Form#field_by_name] to work correctly when field name parts are UTF-16BE encoded
  • hexapdf inspect command 'revision' to correctly detect the end of revisions
  • [HexaPDF::DictionaryFields::StringConverter] to use correct method name HexaPDF::Document#config

0.21.1 - 2022-03-12

Fixed

  • Handling of invalid AES encrypted files where the padding is missing

0.21.0 - 2022-03-04

Added

  • [HexaPDF::Parser#reconstructed?] which returns true if the cross-reference table was reconstructed
  • [HexaPDF::Layout::Style::create] for easier creation of style objects
  • The ability to view revisions of a PDF document or extract a single revision via hexapdf inspect

Changed

  • Breaking change: Refactored [HexaPDF::Composer] for better and more consistent style support
  • Breaking change: Arguments for configuration option 'font.on_missing_glyph' have changed to allow access to the document instance

Fixed

  • Setter for [HexaPDF::Layout::Style#line_spacing] to allow usage of numeric arguments
  • Digital Signature validation for 'adbe.pkcs7.detached' certifiates in case no key usage was defined
  • Removed caching of configuration 'font.on_missing_glyph' in font wrappers to avoid problems

0.20.4 - 2022-01-26

Fixed

  • Regression when using Type1 font with different encodings

0.20.3 - 2022-01-24

Changed

  • Appearance of signature field values when using the hexapdf form command

Fixed

  • Writing of encrypted PDF files in incremental node in case the encryption was changed
  • [HexaPDF::Type::Annotation#appearance] to return correctly wrapped object in case of Form XObjects missing required data
  • Decrypting of files with multiple revisions

0.20.2 - 2022-01-17

Fixed

  • [HexaPDF::Task::Optimize] so that page resource pruning works for pages without XObjects

0.20.1 - 2022-01-05

Changed

  • Refactored signature handlers, making #store_verification_callback a protected method

Fixed

  • [HexaPDF::Task::Dereference] to work for even very deeply nested structures

0.20.0 - 2021-12-30

Added

  • Support for signing a PDF using a digital signature
  • Support for reading and validating digital signatures
  • Output info regarding digital signatures when using the hexapdf info command
  • [HexaPDF::Type::AcroForm::Form#create_signature_field] for adding signature fields
  • [HexaPDF::Type::Annotation::AppearanceDictionary#set_appearance] for setting the appearance stream
  • [HexaPDF::Type::Annotation#create_appearance] for creating an empty appearance stream

Changed

  • Breaking change: Method signature of [HexaPDF::Type::Annotation#appearance] changed
  • [HexaPDF::Object#==] to allow comparison to simple value if not indirect
  • [HexaPDF::Type::AcroForm::Form] to use an empty array as default for the /Fields field
  • [HexaPDF::Type::ObjectStream] to not store signature fields in object streams
  • [HexaPDF::Writer] to return the last written cross-reference section
  • [HexaPDF::Type::AcroForm::Field#create_widget] to automatically set the print flag and assign the page

Fixed

  • Incremental writing of files in cases where object streams were deleted (e.g. when using the optimize: true argument when writing)
  • Comparison of non-indirect [HexaPDF::Object] instances with other HexaPDF::Object instances
  • Deleting of objects via [HexaPDF::Revision#delete] to re-use the [HexaPDF::PDFData] object of the deleted object when using mark_as_free: true
  • [HexaPDF::Revision#each_modified_object] to work correctly for dictionary objects even if a value is changed only by reading it

0.19.3 - 2021-12-14

Fixed

  • Handling of invalid files where the "startxref" keyword and its value are on the same line

0.19.2 - 2021-12-14

Fixed

  • Set the trailer's ID field to an array of two empty strings when decrypting in case it is missing
  • Incremental writing when one of the existing revisions contains a cross-reference stream

0.19.1 - 2021-12-12

Added

  • [HexaPDF::Type::FontType3#bounding_box] to fix content stream processing error

Fixed

  • Calculation of scaled font size for [HexaPDF::Content::GraphicsState] and [HexaPDF::Layout::Style] when Type3 fonts are used

0.19.0 - 2021-11-24

Added

  • Page resource pruning to the optimization task
  • An option for page resources pruning to the optimization options of the hexapdf command

Fixed

  • Handling of invalid date strings with a minute time zone offset greater than 59

0.18.0 - 2021-11-04

Added

  • [HexaPDF::Content::ColorSpace::serialize_device_color] for serialization of device colors in parts other than the canvas
  • [HexaPDF::Type::AcroForm::VariableTextField::create_appearance_string] for centralized creation of appearance strings
  • [HexaPDF::Object::make_direct] for making objects and all parts of them direct instead of indirect

Changed

  • [HexaPDF::Type::AcroForm::VariableTextField::parse_appearance_string] to also return the font color
  • [HexaPDF::Type::AcroForm::VariableTextField#set_default_appearance_string] to allow specifying the font color
  • [HexaPDF::Type::AcroForm::Form] methods to support new variable text field methods
  • [HexaPDF::Type::AcroForm::AppearanceGenerator] to support the set font color when creating text field appearances

Fixed

  • Writing of existing, encrypted PDF files where parts of the encryption dictionary are indirect objects
  • [HexaPDF::Content::GraphicObject::EndpointArc] to correctly determine the start and end points
  • HexaPDF::Dictionary#perform_validation to correctly handle objects that should not be indirect objects

0.17.3 - 2021-10-31

Fixed

  • Reconstruction of invalid PDF files where the PDF header is not at the start of the file
  • Reconstruction of invalid PDF files where the first object is invalid

0.17.2 - 2021-10-26

Fixed

  • Deployment of HexaPDF's Rubygem

0.17.1 - 2021-10-21

Fixed

  • Handling of files containing invalid UTF-16 strings

0.17.0 - 2021-10-21

Added

  • CLI command hexapdf fonts for listing fonts of a PDF file
  • [HexaPDF::Layout::Style#background_alpha] for defining the opacity of the background
  • [HexaPDF::Type::Page#each_annotation] for iterating over all annotations of a page

Changed

  • Breaking change: Handling of AcroForm check boxes to allow multiple widgets with different values
  • CLI command hexapdf form to support new check box features
  • [HexaPDF::Content::Canvas#text] to use the font size as leading if no leading has been set
  • [HexaPDF::Content::Canvas#line_with_rounded_corner] to be a public method
  • [HexaPDF::Layout::Style::LineSpacing] to allow using integers or floats as type argument to mean proportional line spacing
  • [HexaPDF::Type::AcroForm::VariableTextField#set_default_appearance_string] to allow specifying font options
  • AcroForm text field creation methods in [HexaPDF::Type::AcroForm::Form] to allow specifying font options

Fixed

  • [HexaPDF::Type::AcroForm::Field#each_widget] to also return widgets of other form fields that have the same name
  • hexapdf form to allow filling in multiline and comb text fields
  • hexapdf form to correctly work for PDF files containing null values in the list of annotations
  • Handling of files that contain invalid default appearance strings
  • [HexaPDF::Type::AcroForm::TextField#field_value] to allow setting a nil value for single line text fields
  • [HexaPDF::Content::GraphicObject::Arc] to respect the value set by the #max_curves accessor

0.16.0 - 2021-09-28

Added

  • Support for RGB color values of the form "RGB" in addition to "RRGGBB" and for CSS color module level 3 color names
  • Conversion module for Integer fields to fix certain invalid PDF files

0.15.9 - 2021-09-04

Fixed

  • Handling of files that contain stream length values that are indirect objects not referring to a number

0.15.8 - 2021-08-16

Fixed

  • Regression when using -v with the hexapdf command line tool

0.15.7 - 2021-07-17

Fixed

  • Infinite loop while parsing PDF array due to missing closing bracket
  • Handling of invalid files with missing or corrupted trailer dictionary

0.15.6 - 2021-07-16

Fixed

  • Handling of indirect objects with invalid values which are now treated as null objects

0.15.5 - 2021-07-06

Changed

  • Refactored [HexaPDF::Tokenizer#next_xref_entry] and changed yielded value

Fixed

  • Handling of invalid cross-reference stream entries that ends with the sequence \r\r

0.15.4 - 2021-05-27

Fixed

  • [HexaPDF::Type::Annotation#appearance] to handle cases where there is no valid appearance stream

0.15.3 - 2021-05-01

Fixed

  • Handling of general (not document-level), unencrypted metadata streams

0.15.2 - 2021-05-01

Fixed

  • Handling of unencrypted metadata streams

0.15.1 - 2021-04-15

Fixed

  • Potential division by zero when calculating the scaling for XObjects
  • Handling of XObjects with a width or height of zero when drawing on canvas

0.15.0 - 2021-04-12

Added

  • [HexaPDF::Type::Page#flatten_annotations] for flattening the annotations of a page
  • [HexaPDF::Type::AcroForm::Form#flatten] for flattening interactive forms
  • [HexaPDF::Revision#update] for updating the stored wrapper class of a PDF object
  • [HexaPDF::Type::AcroForm::SignatureField] for working with AcroForm signature fields
  • Support for form field flattening to the hexapdf form CLI command

Changed

  • Breaking change: Overhauled the interface for accessing appearances of annotations to make it more convenient
  • Validation of [HexaPDF::Type::FontDescriptor] to delete invalid /FontWeight value
  • [HexaPDF::MalformedPDFError#pos] an accessor instead of a reader and update the exception message
  • Configuration option 'acro_form.fallback_font' to allow a callable object for more advanced fallback font handling

Fixed

  • [HexaPDF::Type::Annotations::Widget#background_color] to correctly handle empty background color arrays
  • [HexaPDF::Type::AcroForm::Field#delete_widget] to update the wrapper object stored in the document in case the widget is embedded
  • Processing of invalid PDF files containing a space,CR,LF combination after the 'stream' keyword
  • Cross-reference stream reconstruction with respect to detection of linearized files
  • Detection of existing appearances for AcroForm push button fields when creating appearances

0.14.4 - 2021-02-27

Added

  • Support for the Crypt filters

Changed

  • [HexaPDF::MalformedPDFError] to make the pos argument optional

Fixed

  • Handling of invalid floating point numbers NaN, Inf and -Inf when serializing
  • Processing of invalid PDF files containing NaN and Inf instead of numbers
  • Bug in Type1 font AFM parser that occured if the file doesn't end with a new line character
  • Cross-reference table reconstruction to handle the case of an entry specifying a non-existent indirect object
  • Cross-reference table reconstruction to handle trailers specified by cross- reference streams
  • Cross-reference table reconstruction to use the set security handle for decrypting indirect objects
  • Parsing of cross-reference streams where data is missing

0.14.3 - 2021-02-16

Fixed

  • Bug in [HexaPDF::Font::TrueType::Subsetter#use_glyph] which lead to corrupt text output
  • [HexaPDF::Serializer] to handle infinite recursion problem
  • Cross-reference table reconstruction to avoid an O(n^2) performance problem
  • [HexaPDF::Type::Resources] validation to handle an invalid /ProcSet entry containing a single value instead of an array
  • Processing of invalid PDF files missing a required value in appearance streams
  • Processing of invalid empty arrays that should be rectangles by converting them to PDF null objects
  • Processing of invalid PDF files containing indirect objects with offset 0
  • Processing of invalid PDF files containing a space/CR or space/LF combination after the 'stream' keyword

0.14.2 - 2021-01-22

Fixed

  • [HexaPDF::Font::TrueType::Subsetter#use_glyph] to really avoid using subset glyph ID 41 ())

0.14.1 - 2021-01-21

Changed

  • Validation message when checking for allowed values to include the invalid object
  • [HexaPDF::FontLoader::FromFile] to allow (re)using an existing font object
  • [HexaPDF::Importer] internals to avoid problems with retained memory

Fixed

  • Parsing of invalid PDF files where whitespace is missing after the integer value of an indirect object
  • [HexaPDF::Dictionary] so that adding new key-value pairs during validation is possible

0.14.0 - 2020-12-30

Added

  • Support for creating AcroForm multiline text fields and their appearances
  • Support for creating AcroForm comb text fields and their appearances
  • Support for creating AcroForm password fields and their appearances
  • Support for creating AcroForm file select fields and their appearances
  • Support for creating AcroForm list box appearances
  • [HexaPDF::Type::AcroForm::ChoiceField#list_box_top_index] and its setter method
  • [HexaPDF::Type::AcroForm::ChoiceField#update_widgets] to create appearances if they don't exist
  • Methods for caching data to [HexaPDF::Object]
  • Support for splitting by page size to CLI command hexapdf split

Changed

  • [HexaPDF::Utils::ObjectHash#oids] to be public instead of private
  • Cross-reference table parsing to handle invalidly numbered main sections
  • [HexaPDF::Document#cache] and [HexaPDF::Object#cache] to allow updating values for existing keys
  • Appearance creation methods of AcroForm objects to allow forcing the creation of new appearances
  • [HexaPDF::Type::AcroForm::AppearanceGenerator#create_text_appearances] to re-use existing form objects
  • AcroForm field creation methods to allow specifying often used field properties

Fixed

  • Missing usage of :sort flag for AcroForm choice fields
  • Setting the /I field for AcroForm list boxes with multiple selection
  • [HexaPDF::Layout::TextLayouter::SimpleLineWrapping] to remove glue items (whitespace) before a hard line break
  • Infinite loop when reconstructing the cross-reference table
  • [HexaPDF::Type::AcroForm::ChoiceField] to support export values for option items
  • AcroForm text field appearance creation to only create a new appearance if the field's value has changed
  • AcroForm choice field appearance creation to only create a new appearance if the involved dictionary fields' values have changed
  • [HexaPDF::Type::AcroForm::ChoiceField#list_box_top_index=] to raise an error if no option items are set
  • [HexaPDF::PDFArray#to_ary] to return an array with preprocessed values
  • [HexaPDF::Type::Form#contents=] to clear cached values to avoid returning e.g. an invalid canvas object later
  • [HexaPDF::Type::AcroForm::ButtonField#update_widgets] to create appearances if they don't exist

0.13.0 - 2020-11-15

Added

  • Cross-reference table reconstruction for damaged PDFs, controllable via the new 'parser.try_xref_reconstruction' option
  • Two new hexapdf inspect commands for showing page objects and page content streams by page number
  • Flag --check to the CLI command hexapdf info for checking a file for parse and validation errors
  • [HexaPDF::Type::AcroForm::Field#embedded_widget?] for checking if a widget is embedded in the field object
  • [HexaPDF::Type::AcroForm::Field#delete_widget] for deleting a widget
  • [HexaPDF::PDFArray#delete] for deleting an object from a PDF array
  • [HexaPDF::Type::Page#ancestor_nodes] for retrieving all ancestor page tree nodes of a page
  • [HexaPDF::Type::PageTreeNode#move_page] for moving a page to another index

Changed

  • Breaking change: Overhauled document/object validation interfaces and internals to be more similar and to allow for reporting of multiple validation problems
  • Validation of TrueType fonts to ignore missing fields if the font name suggests that the font is one of the standard 14 PDF fonts
  • Option -p of CLI command hexapdf image2pdf to also allow lowercase page size names

Fixed

  • Reporting of cross-reference section entry parsing error
  • PDF version used by default for dictionary fields
  • Error in CLI command hexapdf inspect when parsing an invalid object number
  • Output of error messages in CLI command hexapdf inspect to go to $stderr
  • Bug in [HexaPDF::Type::AcroForm::TextField] validation due to missing nil handling

0.12.3 - 2020-08-22

Changed

  • Allow any object responding to #to_sym when setting a radio button value

Fixed

  • Error in the AcroForm appearance generator for text fields when the font is not found in the default resources
  • Parsing of long numbers when reading a file from IO
  • Usage of unsupported method for Ruby 2.4 so that all tests pass again

0.12.2 - 2020-08-17

Fixed

  • Wrong origin for page canvases when bottom left corner of media box doesn't coincide with origin of coordinate system
  • Wrong origin for Form XObject canvas when bottom left corner of bounding box doesn't coincide with origin of coordinate system

0.12.1 - 2020-08-16

Added

  • [HexaPDF::Font::Encoding::Base#code] for retrieving the code for a given glyph name

Fixed

  • [HexaPDF::Font::Type1Wrapper#encode] to correctly resolve the code for a glyph name

0.12.0 - 2020-08-12

Added

  • Convenience methods for accessing field flags for [HexaPDF::Type::AcroForm::Field]
  • [HexaPDF::Type::AcroForm::TextField] and [HexaPDF::Type::AcroForm::VariableTextField] for basic text field support
  • [HexaPDF::Type::AcroForm::ButtonField] for push button, radio button and check box support
  • [HexaPDF::Type::AcroForm::ChoiceField] for combo box and list box support
  • [HexaPDF::Type::AcroForm::AppearanceGenerator] as central class for generating appearance streams for form fields
  • Various convenience methods for [HexaPDF::Type::AcroForm::Form]
  • Various convenience methods for [HexaPDF::Type::AcroForm::Field]
  • Various convenience methods for [HexaPDF::Type::Annotations::Widget]
  • [HexaPDF::Type::Annotation::AppearanceDictionary]
  • [HexaPDF::Document#acro_form] and [HexaPDF::Type::Catalog#acro_form] convenience methods
  • CLI command hexapdf form for listing fields of interactive forms and filling them out
  • [HexaPDF::Rectangle] methods for setting the left, top, right, bottom, width and height
  • Method #prenormalized_color to all color space implementations
  • [HexaPDF::Type::Font#font_wrapper] for accessing an associated font wrapper instance
  • [HexaPDF::Type::FontType1#font_wrapper] for providing a font wrapper for the standard PDF fonts
  • [HexaPDF::Type::Annotation::Border] class
  • [HexaPDF::Content::ColorSpace::device_color_from_specification] for easily getting a device color object
  • [HexaPDF::Content::ColorSpace::prenormalized_device_color] for getting a device color object without normalizing values
  • [HexaPDF::Type::Annotation#appearance] for returning the associated appearance dictionary
  • [HexaPDF::Type::Annotation#appearance?] for checking whether an appearance for the annotation exists
  • Configuration option 'acro_form.create_appearance_streams' for automatically creating appearance streams
  • [HexaPDF::Type::Resources] methods #pattern and add_pattern

Changed

  • Deletion of pages to delete them from the document as well
  • Refactored [HexaPDF::Font::Type1Wrapper] and [HexaPDF::Font::TrueTypeWrapper] and renamed #dict to #pdf_object
  • Fall back to the Type1 font's internal encoding when decoding a string
  • All [HexaPDF::Content::ColorSpace] implementations to only normalize values when using the ::color method
  • [HexaPDF::Content::Parser#parse] to also accept a block in place of a processor object
  • HexaPDF::Type::AcroForm::Field#full_name to [HexaPDF::Type::AcroForm::Field#full_field_name]
  • Moved HexaPDF::Content::Canvas#color_space_for_components to class method on [HexaPDF::Content::ColorSpace]
  • Added bit unsetter method to[HexaPDF::Utils::BitField]
  • [HexaPDF::Type::AcroForm::Form#find_root_fields] and #each_field to take the field type into account when wrapping a field dictionary
  • Pages specification of CLI commands to allow counting from the end using the new r<N> notation
  • [HexaPDF::Font::Type1Wrapper] to use the internal encoding of a font with a 'Special' character set instead of a custom encoding
  • Configuration 'filter.map' to use the pass-through filter on all unsupported filters

Fixed

  • Wrong normalization of color values when invoking a color operator
  • Invalid type of /DR field of [HexaPDF::Type::AcroForm::Form]
  • Invalid ordering of types for the /V and /DV fields of [HexaPDF::Type::AcroForm::Field]
  • [HexaPDF::Type::AcroForm::Field#terminal_field?] to work according to the spec
  • Handling of empty files by throwing better error messages
  • [HexaPDF::Type::Image#info] to correctly identify images with a soft mask as currently not supported for writing
  • [HexaPDF::Revision#delete] to remove the connection between the object and the document
  • Missing #definition method of DeviceRGB, DeviceCMYK and DeviceGray color spaces
  • Handling of 'Pattern' color spaces when parsing content streams

0.11.9 - 2020-06-15

Changed

  • Encryption dictionaries to always be indirect objects

0.11.8 - 2020-06-11

Fixed

  • Serialization of special / (zero-length name) object in dictionaries and arrays

0.11.7 - 2020-06-10

Fixed

  • Deletion of object streams in [HexaPDF::Task::Optimize] to avoid accessing then invalid object streams
  • [HexaPDF::Task::Optimize] to work correctly when deleting object streams and generating xref streams

0.11.6 - 2020-05-27

Fixed

  • [HexaPDF::Layout::TextBox] to respect the set width and height when fitting and splitting the box

0.11.5 - 2020-01-27

Changed

  • [HexaPDF::Font::TrueType::Table::CmapSubtable] to lazily parse the subtable
  • [HexaPDF::Font::TrueType::Table::Hmtx] to lazily parse the width data
  • CLI command hexapdf image2pdf to use the last argument as output file instead of the first (same order as merge)
  • Automatically require the HexaPDF C extension if it is installed

Fixed

  • Wrong line length calculation for variable width layouting when a text box is too wide and needs to be broken into parts
  • CLI command hexapdf image2pdf so that treating a PDF as image works

0.11.4 - 2019-12-28

Fixed

  • Memory consumption problem of PNG image loader when using images with alpha channel

0.11.3 - 2019-11-27

Fixed

  • Restore compatibility with Ruby 2.4

0.11.2 - 2019-11-22

Fixed

  • Conversion of [HexaPDF::Rectangle] type when the original is not a plain Array but a [HexaPDF::PDFArray]

0.11.1 - 2019-11-19

Fixed

  • [HexaPDF::Type::AcroForm::Form#find_root_fields] to work for documents where not all pages have form fields

0.11.0 - 2019-11-19

Added

  • [HexaPDF::PDFArray] to wrap arrays and allow automatic resolution of references like with [HexaPDF::Dictionary] - MAY BREAK THINGS!
  • CLI command hexapdf watermark to apply a watermark PDF as background or stamp onto another PDF file
  • CLI command hexapdf image2pdf to convert images into a PDF file
  • [HexaPDF::DictionaryFields::Field#allowed_values] to allow constraining a field to certain allowed values
  • [HexaPDF::Document::Fonts#configured_fonts] to return all font variants that are configured and available for adding to a document
  • [HexaPDF::Type::Annotations::Widget] and associated classes
  • [HexaPDF::Type::AcroForm::Form] and [HexaPDF::Type::AcroForm::Field] for basic AcroForm support

Changed

  • Use Reline for interactive mode of hexapdf inspect if available
  • [HexaPDF::DictionaryFields::Field::new] to use keyword arguments
  • Update the field information for implemented PDF types to include the allowed values where possible
  • Interface of font loader objects to allow another method available_fonts for returning all available fonts
  • [HexaPDF::Layout::Style] to check for valid values where possible

Fixed

  • Line spacing of empty lines for [HexaPDF::Layout::TextLayouter]
  • Handling of /DecodeParms when exporting to PNG images

0.10.0 - 2019-10-02

Added

  • [HexaPDF::Reference#to_s] to return the serialized form of the PDF reference
  • [HexaPDF::Revision#xref] for getting cross-reference entries
  • HexaPDF::XRefSection::Entry#to_s to return a description of the cross-reference entry

Changed

  • Enhanced the hexapdf images command to also show information on PPI (pixels per inch) and size
  • Completely revamped the hexapdf inspect command with an interactive mode, structure output, cross-reference entry output and object search
  • Output of validation problem messages for hexapdf command to include more information
  • The Validation feature to automatically correct String-for-Symbol and Symbol-for-String problems

Fixed

  • [HexaPDF::Document#wrap] to better handle subtype mappings in case of unknown type information
  • [HexaPDF::DictionaryFields::DictionaryConverter] to not allow conversion to a [HexaPDF::Stream] subclass from objects without stream data
  • Import of JPEG images with YCCK color encoding
  • Export of images without /FlateDecode filter or /DecodeParms to PNG files
  • Mistyped name of field type for field /Popup of [HexaPDF::Type::Annotations::MarkupAnnotation]
  • Loading and saving of encrypted and signed PDFs
  • CLI commands that optimize font data structures won't crash when encountering invalid font objects

0.9.3 - 2019-06-13

Changed

  • Behaviour of how object streams are generated to work around a bug (?) in Adobe Acrobat

Fixed

  • Fix problem with [HexaPDF::Encryption::StandardSecurityHandler] due to behaviour change of Ruby 2.6.0 in String#setbyte

0.9.2 - 2019-05-22

Changed

  • [HexaPDF::Encryption::AES] to handle invalid padding
  • [HexaPDF::Filter::FlateDecode] to correctly handle invalid empty streams

0.9.1 - 2019-03-26

Fixed

  • [HexaPDF::Serializer] to avoid infinite loops for self-referencing streams
  • Bug due to frozen string in [HexaPDF::Font::CMap::Writer]

0.9.0 - 2018-12-31

Added

  • [HexaPDF::Composer] for composing PDF documents in a high-level way
  • Incremental writing support (i.e. appending a single revision with all the changes to an existing document) to [HexaPDF::Writer] and [HexaPDF::Document]
  • CLI command hexapdf split to split a PDF file into individual pages
  • [HexaPDF::Revisions#parser] for accessing the parser object that is created when a document is read from an IO stream
  • [HexaPDF::Document#each] argument only_loaded for iteration over loaded objects only
  • [HexaPDF::Document#validate] argument only_loaded for validating only loaded objects
  • [HexaPDF::Revision#each_modified_object] for iterating over all modified objects of a revision
  • [HexaPDF::Layout::Box#split] and [HexaPDF::Layout::TextBox#split] for splitting a box into two parts
  • [HexaPDF::Layout::Frame#full?] for testing whether the frame has any space left
  • [HexaPDF::Layout::Style] property last_line_gap for controlling the spacing after the last line of text
  • HexaPDF::Layout::Box#draw_content for use by subclasses
  • [HexaPDF::Type::Form#width] and [HexaPDF::Type::Form#height] for compatibility with [HexaPDF::Type::Image]
  • [HexaPDF::Layout::ImageBox] for displaying an image inside a frame

Changed

  • [HexaPDF::Revision#each] to allow iteration over loaded objects only
  • [HexaPDF::Document#each] method argument from current to only_current
  • [HexaPDF::Object#==] and [HexaPDF::Reference#==] so that Object and Reference objects can be compared
  • Refactored [HexaPDF::Layout::Frame] to allow separate fitting, splitting and drawing of boxes
  • [HexaPDF::Layout::Style::LineSpacing::new] to allow setting of line spacing via a single hash argument
  • Made [HexaPDF::Layout::Style] copyable

Fixed

  • Configuration so that annotation objects are correctly mapped to classes
  • Fix problem with [HexaPDF::Filter::Predictor] due to behaviour change of Ruby 2.6.0 in String#setbyte
  • Fitting of [HexaPDF::Layout::TextBox] when the box has padding and/or borders
  • Fitting of [HexaPDF::Layout::TextBox] when width and/or height has been set
  • Fitting of absolutely positioned boxes in [HexaPDF::Layout::Frame]
  • Fix bug in variable width line wrapping due to not considering line spacing correctly ([HexaPDF::Layout::Line::HeightCalculator#simulate_height] return value needed to be changed for this fix)

0.8.0 - 2018-10-26

Added

  • [HexaPDF::Layout::Frame] for box positioning and easier text layouting inside an arbitrary polygon
  • [HexaPDF::Layout::TextBox] for displaying text in a rectangular and for flowing text inside a frame
  • [HexaPDF::Layout::WidthFromPolygon] for getting a width specification from a polygon for use with the text layouting engine
  • [HexaPDF::Type::Image#width] and [HexaPDF::Type::Image#height] convenience methods
  • [HexaPDF::Type::FontType3] for Type 3 font support
  • [HexaPDF::Content::GraphicObject::Geom2D] for Geom2D object drawing support
  • [HexaPDF::Type::Page#orientation] for easy determination of page orientation
  • [HexaPDF::Type::Page#rotate] for rotating a page
  • [HexaPDF::Layout::Style::Quad#set] for setting all values at once

Changed

  • [HexaPDF::Document#validate] to also yield the object that failed validation
  • [HexaPDF::Type::Page#box] to allow setting the value for a box
  • [HexaPDF::Layout::TextLayouter#fit] to allow fitting text into arbitrarily shaped areas
  • [HexaPDF::Layout::TextLayouter] to return a new [HexaPDF::Layout::TextLayouter::Result] structure when #fit is called that includes the #draw method
  • [HexaPDF::Layout::TextLayouter#fit] to require the height argument
  • Refactored [HexaPDF::Layout::Box] to make using it a bit easier

Fixed

  • Validation and conversion of dictionary fields with multiple possible types
  • Box border drawing when border width is greater than edge length

0.7.0 - 2018-06-19

Changed

  • All Ruby source files use frozen string literal pragma
  • [HexaPDF::MalformedPDFError::new] method signature
  • [HexaPDF::Layout::TextFragment::new] and [HexaPDF::Layout::TextFragment::create] method signatures
  • [HexaPDF::Encryption::SecurityHandler#set_up_encryption] argument force_V4 to force_v4
  • HexaPDF::Layout::TextLayouter#draw to return result of #fit if possible

Removed

  • Optional leading argument to HexaPDF::Content::Canvas#font_size method

Fixed

  • Misspelt variable name in [HexaPDF::Layout::TextLayouter::SimpleLineWrapping]
  • [HexaPDF::Layout::TextLayouter::SimpleTextSegmentation] to work if the last character in a text fragment is \r
  • [HexaPDF::Layout::TextLayouter] to work if an optional break point (think soft-hyphen) is followed by whitespace
  • [HexaPDF::Font::TrueType::Builder] to correctly order the entries in the table directory
  • [HexaPDF::Font::TrueType::Builder] to pad the table data to achieve the correct alignment
  • [HexaPDF::Filter::FlateDecode] by removing the Zlib pools since they were not thread safe
  • All color space classes to accept the color space definition as argument to ::new

0.6.0 - 2017-10-27

Added

  • [HexaPDF::Layout::Box] as base class for all layout boxes
  • More styling properties for [HexaPDF::Layout::Style]
  • Methods for checking whether styling properties in [HexaPDF::Layout::Style] have been accessed or set
  • [HexaPDF::FontLoader::FromFile] to allow specifying a font file directly
  • Configuration option 'page.default_media_orientation' for settig the default orientation of new pages
  • Convenience methods for getting underline and strikeout properties from fonts
  • Configuration option 'style.layers_map' for pre-defining overlay and underlay callback objects for [HexaPDF::Layout::Style]
  • [HexaPDF::Type::Action] as well as specific implementations for the GoTo, GoToR, Launch and URI actions
  • [HexaPDF::Type::Annotation] as well as specific implementations for the Text Link annotations
  • [HexaPDF::Layout::Style::LinkLayer] for easy adding of in-document, URI and file links

Changed

  • [HexaPDF::Layout::TextFragment] to support more styling properties
  • Cross-reference subsection parsing can handle missing whitespace
  • Renamed HexaPDF::Layout::LineFragment to [HexaPDF::Layout::Line]
  • Renamed HexaPDF::Layout::TextBox to [HexaPDF::Layout::TextLayouter]
  • [HexaPDF::Layout::TextFragment::new] and [HexaPDF::Layout::TextLayouter::new] to either take a Style object or style options
  • [HexaPDF::Layout::TextLayouter#fit] method signature
  • [HexaPDF::Layout::InlineBox] to wrap a generic box
  • HexaPDF::Document::Fonts#load to [HexaPDF::Document::Fonts#add] for consistency
  • [HexaPDF::Document::Pages#add] to allow setting the paper orientation when creating new pages
  • [HexaPDF::Filter::Predictor] to allow correcting some common problems depending on the new configuration option 'filter.predictor.strict'
  • Moved configuration options 'encryption.aes', 'encryption.arc4', 'encryption.filter_map', 'encryption.sub_filter.map', 'filter.map', 'image_loader' and 'task.map' to the document specific configuration object
  • [HexaPDF::Configuration#constantize] can now dig into hierarchical values
  • [HexaPDF::Document#wrap] class resolution and configuration option structure of 'object.subtype_map'

Removed

  • HexaPDF::Dictionary#to_hash method

Fixed

  • [HexaPDF::Layout::TextLayouter#fit] to split text fragment into parts if the fragment doesn't fit on an empty line
  • Parsing of PDF files containing a loop with respect to cross-reference tables
  • [HexaPDF::Layout::InlineBox] to act as placeholder if no drawing block is given
  • Undefined method error in [HexaPDF::Content::Canvas] by raising a proper error
  • Invalid handling of fonts by [HexaPDF::Content::Canvas] when saving and restoring the graphics state
  • [HexaPDF::Layout::TextLayouter] so that text fragments don't pollute the graphics state
  • [HexaPDF::Content::Operator::SetTextRenderingMode] to normalize the value
  • [HexaPDF::Stream#stream_source] to always return a decrypted stream
  • [HexaPDF::Layout::TextLayouter] to correctly indent all paragraphs, not just the first one
  • One-off error in [HexaPDF::Filter::LZWDecode]
  • [HexaPDF::Configuration#merge] to duplicate array values to avoid unwanted modifications
  • [HexaPDF::Dictionary#key?] to return false if the key is present but nil
  • [HexaPDF::DictionaryFields::FileSpecificationConverter] to convert hash and dictionaries
  • Field /F definition in [HexaPDF::Stream]

0.5.0 - 2017-06-24

Added

  • HexaPDF::Layout::TextBox for easy positioning and layouting of text
  • HexaPDF::Layout::LineFragment for single text line layout calculations
  • [HexaPDF::Layout::TextShaper] for text shaping functionality
  • [HexaPDF::Layout::TextFragment] for basic text metrics calculations
  • [HexaPDF::Layout::InlineBox] for fixed size inline graphics
  • [HexaPDF::Layout::Style] as container for text and graphics styling properties
  • Support for kerning of TrueType fonts via the 'kern' table
  • Support for determining the features provided by a font

Changed

  • Handling of invalid glyphs is done using the special [HexaPDF::Font::InvalidGlyph] class
  • Configuration option 'font.on_missing_glyph'; returns an invalid glyph instead of raising an error
  • Bounding box of TrueType glyphs without contours is set to [0, 0, 0, 0]
  • Ligature pairs for AFM fonts are stored like kerning pairs
  • Use TrueType configuration option 'font.true_type.unknown_format' in all places where applicable
  • Allow passing a font object to [HexaPDF::Content::Canvas#font]
  • Handle invalid entry in TrueType format 4 cmap subtable encountered in the wild gracefully
  • Invalid positive descent values in font descriptors are now changed into negative ones by the validation feature
  • Allow specifying the page media box or a page format when adding a new page through [HexaPDF::Document::Pages#add]

Fixed

  • [HexaPDF::Task::Dereference] to work correctly when encountering invalid references
  • [HexaPDF::Tokenizer] and HexaPDF::Content::Tokenizer to parse a solitary plus sign
  • Usage of Strings instead of Symbols for AFM font kerning and ligature pairs
  • Processing the contents of form XObjects in case they don't have a resources dictionary
  • Deletion of valid page node when optimizing page trees with the hexapdf optimize command
  • [HexaPDF::Type::FontType0] to always wrap the descendant font even if it is a direct object

0.4.0 - 2017-03-19

Added

  • [HexaPDF::Type::FontType0] and [HexaPDF::Type::CIDFont] for composite font support
  • Complete support for CMaps for use with composite fonts; the interface for [HexaPDF::Font::CMap] changed to accomodate this
  • CLI command hexapdf batch for batch execution of a single command for multiple input files
  • CLI option --verbose for more verbose output; also changed the default verbosity level to only display warnings and not informational messages
  • CLI option --quiet for suppressing additional and diagnostic output
  • CLI option --strict for enabling strict parsing and validation; also changed the default from strict to non-strict parsing/validation
  • CLI optimization option --optimize-fonts for optimizing embedded fonts
  • Method #word_spacing_applicable? to font types
  • Support for marked-content points and sequences in [HexaPDF::Content::Canvas]
  • Support for property lists in a page's resource dictionary
  • Show file name and size in hexapdf info output
  • [HexaPDF::Type::Font#font_file] for getting the embedded font file
  • [HexaPDF::Font::TrueType::Optimizer] for optimizing TrueType fonts
  • Configuration option 'filter.flate_memory' for configuring memory use of the [HexaPDF::Filter::FlateDecode] filter
  • Method [HexaPDF::Content::Canvas#show_glyphs_only] for faster glyph showing without text matrix calculations
  • Methods for caching expensive computations of PDF objects ([HexaPDF::Document#cache] and others)

Changed

  • Enabled in-place processing of PDF files for all CLI commands
  • Show warning instead of exiting when extracting images with hexapdf images and an image format is not supported
  • Handling of character code to Unicode mapping:
    • [HexaPDF::Font::CMap#to_unicode], [HexaPDF::Font::Encoding::Base#unicode] and [HexaPDF::Font::Encoding::GlyphList#name_to_unicode] return nil instead of an empty string
    • Font dictionaries use the new configuration option 'font.on_missing_unicode_mapping' in their #to_utf8 method
  • [HexaPDF::Configuration#constantize] to raise error if constant is not found
  • Extracted TrueType font file building code into new module [HexaPDF::Font::TrueType::Builder]
  • [HexaPDF::Filter::FlateDecode] filter to use pools of Zlib inflaters and deflaters to conserve memory

Fixed

  • Use of wrong glyph IDs for glyph width entries and unicode mapping for subset TrueType fonts
  • Invalid document reference when importing wrapped direct objects with [HexaPDF::Importer]
  • Invalid type of /DW key in CIDFont dictionary when embedding TrueType fonts
  • Caching problem in [HexaPDF::Document::Fonts] which lead to multiple instances of the same font
  • Bug in handling of word spacing with respect to offset calculations when showing or extracting text
  • Incorrect handling of page rotation values in hexapdf merge
  • Missing handling of certain rotation values in hexapdf modify
  • Removal of unused pages in hexapdf modify
  • Handling of invalid page numbers in CLI commands
  • Useless multiple extraction of the same image in hexapdf images
  • Type of /VP entry of [HexaPDF::Type::Page]
  • Parsing of inline images that contain the end-of-image marker
  • High memory usage due to not closing Zlib::Stream objects in [HexaPDF::Filter::FlateDecode]

0.3.0 - 2017-01-25

Added

  • TrueType font subsetting support
  • Image extraction ability to CLI via hexapdf images command
  • [HexaPDF::Type::Image#write] for writing an image XObject to an IO stream or file
  • [HexaPDF::Type::Image#info] for getting image properties of an image XObject
  • CLI option --[no-]force to force overwriting existing files

Changed

  • Refactor hexapdf modify command into three individual commands modify, merge and optimize
  • Rename hexapdf extract to hexapdf files and the option --indices to --extract
  • Show PDF trailer by default with hexapdf inspect
  • Refactor CLI command classes to use specialized superclass [HexaPDF::CLI::Command]
  • Optimize parsing of PDF files for better performance and memory efficiency

Fixed

  • Writing of hybrid-reference PDF files - they are written as standard PDF files since all current applications should be able to handle PDF 1.5
  • Serialization of self-referential, indirect PDF objects
  • Performance problem for hexapdf inspect --pages when inspecting huge files
  • TrueType compound glyph component offset calculation
  • Parsing of TrueType data type 'fixed'
  • Updating a PDF trailer's ID field when it isn't an array

0.2.0 - 2016-11-28

Added

  • PDF file merge ability to hexapdf modify, i.e. adding pages from other PDFs
  • Page interleaving support to 'hexapdf modify'
  • Step values in pages definitions for CLI commands
  • Convenience class for working with pages through [HexaPDF::Document#pages] with a more Ruby-like interface
  • Method [HexaPDF::Type::Form#canvas]
  • Method [HexaPDF::Type::Page#index]
  • Validation for [HexaPDF::Rectangle] objects
  • [HexaPDF::Font::Type1::FontMetrics#weight_class] for returning the numeric weight

Changed

  • Refactor document utilities into own classes with a more Ruby-like interface; concern fonts, images and files, now accessible through [HexaPDF::Document#fonts], [HexaPDF::Document#images] and [HexaPDF::Document#files]
  • Validate nested collection values in [HexaPDF::Object]
  • Allow [HexaPDF::Dictionary#[]] to always unwrap nil values
  • Update [HexaPDF::Task::Optimize] to delete unused objects on :compact
  • Allow [HexaPDF::Type::PageTreeNode#delete_page] to take a page object or a page index
  • Don't set /EFF key in encryption dictionary
  • Better error handling for hexapdf CLI commands
  • Show help output when no command is given for hexapdf CLI
  • Set /FontWeight in [HexaPDF::Font::Type1Wrapper]
  • Use kramdown's man page support for the hexapdf man page instead of ronn

Removed

  • Remove unneeded parts of TrueType implementation

Fixed

  • Problem with unnamed classes/modules on serialization
  • Handle potentially indirect objects correctly in [HexaPDF::Object::deep_copy]
  • [HexaPDF::Revisions#merge] for objects that appear in multiple revisions
  • Output of --pages option of 'hexapdf inspect' command
  • Infinite recursion problem in [HexaPDF::Task::Dereference]
  • Problem with iteration over images in certain cases
  • [HexaPDF::Type::Page#[]] with respect to inherited fields
  • Problems with access permissions on encryption
  • Encryption routine of standard security handler with respect to owner password
  • Invalid check in validation of standard encryption dictionary
  • 'hexapdf modify' command to support files with many pages
  • Validation of encryption key for encryption revision 6
  • Various parts of the API documentation

0.1.0 - 2016-10-26

  • Initial release