CHANGELOG

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0.13.3

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Improvements

• Added an interface to set the author of annotations on viewer load.
  • initMuPDFWebViewer(/* ... */, { author: '-' });

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Bug Fixes

• Fixed an issue where clicking a page could trigger the textSelectionChange event unexpectedly.
  • Now triggers only when an existing text selection is cleared by a click.
• Fixed an issue where replies could not be added to already-saved annotations.
• Fixed an issue where adding a text box without strokeWidth via the Frontend API caused text to overflow outside the border.

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0.13.2

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Bug Fixes

Fixed an issue where the text.locateSource() API did not work.

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0.13.1

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Bug Fixes

• Fixed an issue where the viewer failed to work due to missing library files.

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0.13.0

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New Features

• Added text.locateSource() API to locate the source of text cited by the LLM in a document.
• Added title support for custom buttons created via the Frontend API.
  • viewer.addButton() - title

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Improvements

• Improved Frontend API unhighlight() to support the mode: 'all' option.
• Improved highlight color visibility when selecting search results in the Redaction panel.
• Improved the Frontend API to ensure calls made before a document is opened are still executed.

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Bug Fixes

• Fixed an issue where an incorrect error message was shown when an invalid rect value was passed via the Frontend API.
• Fixed an issue where highlights were rendered in the wrong position when using the keywords property of viewer.highlight().
• Fixed an issue where calling text.getSelected() after selecting text across multiple paragraphs caused an error.

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ETC

• Applied CSP (Content Security Policy) and removed internal inline scripts so deployments no longer need unsafe-inline in script-src.

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0.12.1

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Bug Fixes

• Fixed an issue where the viewer failed to initialize when libraryPath was not specified.
  • Expected behavior: loads assets from the CDN

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0.12.0

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New Features

• Added API support to hide the Redact button in the top toolbar.
  • viewer.setViewVisibility() - refs.TOOLBAR_REDACTION
• Added API support to hide Sticky Note button in the top Annotate toolbar.
  • viewer.setViewVisibility() - refs.ANNOTATION_TEXT_POPUP

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Improvements

• Improved Thumbnails panel UI responsiveness based on panel size.
• Clarified the loading state when no document is loaded, and added messages for timeouts and end-of-document to improve UX.

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Bug Fixes

• Fixed an issue where the selected redaction in the Redaction panel was deselected when creating a new redaction.

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0.11.0

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Improvements

• Disabled license verification on localhost. (127.0.0.1, localhost, *.test)
  • Eliminates unnecessary network I/O during local development to reduce startup latency and improve developer experience.
• Improved logging and error handling during viewer initialization.

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0.10.0

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Breaking Changes

• Changed to load assets from the CDN server when calling initMuPDFWebViewer() without libraryPath.

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New Features

• Added an API to configure the text selection menu.
• Implemented the ability to hide the Redaction panel’s Apply button via Frontend API.
  • viewer.setViewVisibility() - refs.SIDE_VIEW_REDACTION_APPLY
• Added removeEventListener() to remove event listeners.

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Improvements

• Improved the document page outline with shadows.
• Improved panel animation behavior in mobile responsive layouts.
  • Left panel slides from left to right.
  • Right panel slides from right to left.

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Bug Fixes

• Fixed an issue where specifying an unsaved annotation with Frontend API viewer.scrollTo() duplicating the annotation.
• Fixed a memory issue causing document.export() to fail when exporting large documents.
• Fixed an issue where replying to an annotation created a text annotation.
• Fixed a calculation error that occurred when the page range and scroll range did not overlap.
• Fixed issues where annotation opacity was applied twice.
  • Fixed an issue where opacity was applied twice to the AP (appearance) of text markup annotations.
  • Fixed an issue where opacity was applied twice when selecting an annotation.
  • Fixed an issue where editing a text markup annotation with opacity less than 1 applied opacity twice.

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ETC

• Added a title attribute to the iframe wrapping the viewer to improve accessibility.
• Removed a name attribute to the iframe wrapping the viewer.

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0.9.1

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ETC

• Added a name attribute to the iframe wrapping the viewer to improve accessibility.

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0.9.0

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New Features

• Added a capture.selectAndExport() API for region selection and export.

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Bug Fixes

• Fixed an issue where text.search() results > words > rects were returned using the previous coordinate system.

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ETC

• Removed duplicated, unnecessary font files from the library.

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0.8.1

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Improvements

• Improved error messages when rect parameter is invalid during API usage.

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Bug Fixes

• Fixed issue where memo annotations could not be controlled through Frontend API.
• Fixed issue where redaction did not work when drawing, saving, or applying (occurred since v0.8.0).
• Fixed issue where annotation creation via API failed when rect was missing (rect is optional for highlight annotations, etc.).
• Fixed issue where link annotations were not being extracted.

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0.8.0

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Breaking Changes

• Coordinate system in API parameters and return values have been changed from user space to device space.
  • Origin coordinates have been moved from bottom-left to top-left.
  • Origin is now unaffected by rotation values.
  • Affected APIs and events:
    • viewer.scrollTo()
    • viewer.highlight()
    • text.search()
    • annotation.get()
    • annotation.add()
    • annotation.set()
    • redaction.get()
    • redaction.set()
    • redaction.add()
    • annotationCreate
    • annotationModify
    • annotationRemove
    • redactionCreate
    • redactionModify
    • redactionRemove
    • annotationSelectionChange
• Removed the rect property from text.getSelected() API.
• Removed customContextMenuExecute event type.

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New Features

• Added viewer.defineRightClickAction() API for defining a right-click action on the content area.
• Added rects, pageIndex property to text.getSelected() API.
  • rects property returns an array of TRect that contains the selected text.
  • pageIndex property returns the page index of the selected text.

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Improvements

• Updated to MuPDF.js v1.26.5.

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Bug Fixes

• Fixed overlapping text issue when viewing documents containing CJK fonts.
• Fixed an issue where the withoutLoader parameter was not applied when opening a document using document.open().
• Fixed an issue where annotation.get() did not work when pageIndex was not specified.
• Fixed an issue where two lines were extracted as one line.

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0.7.2

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Bug Fixes

• Fixed pages wrapper removal from PageInfo interface.
• Fixed issue with not being able to select text with height 0.

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0.7.1

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Bug Fixes

• Fixed an issue where the viewer works in viewing-mode when the standalone parameter was set to true. (Issue introduced in v0.6.0)

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0.7.0

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New Features

• Enhanced text.getSelected() API to include rect property in return value.
  • Now returns both selected text content and DOMRect positioning information.
• Added viewer.openContextMenu() API for programmatically opening context menus.
• Added TEXT_SELECTION_CHANGE event type to the event system.
  • Allows listening for text selection changes within the document viewer.

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0.6.0

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New Features

• Added free license support for viewing-only functionality with feature restrictions.
  • Free licenses are available starting from v0.6.0 with limited features.
  • Free license keys are not compatible with versions below 0.6.0.
• Added REDACTION and REDACTION_SEARCHING panel types to viewer.togglePanel() API.
• Added comprehensive redaction CRUD API operations:
  • redaction.get() - Retrieve redactions.
  • redaction.add() - Add new redactions.
  • redaction.set() - Update existing redactions.
  • redaction.remove() - Remove redactions.
  • redaction.apply() - Apply redactions.
• Added annotation.set() method for updating existing annotations.

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0.5.0

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New Features

• Added text.getSelected() to get selected text.
• Added the ability to apply current properties as default in the annotation properties panel.
• Enhanced addEventListener() functionality with comprehensive event system.
  • Added EventType enum with support for 25+ event types.
  • Added EventDataMap interface for type-safe event data handling.
  • Events now include scale changes, annotation operations, user interactions, and more.
• Added the following redaction-related features:
  • Display borders for completed redaction areas.
  • Show overlay text.
  • Full redaction preview.

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Improvements

• Improved support for loading multiple viewer instances.
• Optimized static image loading using NgOptimizedImage.
• Standardized feature terminology to the official term “redaction”.
  • Changed “redacting” to “redaction” throughout the interface.

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Bug Fixes

• Fixed typos and removed unnecessary code throughout the project.

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0.4.0

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New Features

• Added embedded key validation.
  • If standalone parameter is set to true, the viewer will validate the key on the client side.
• Added viewer.defineAnnotSelectMenu() to customize annotation selection menus.
• Added document.open() to open a document.
• Added addEventListener() to listen for events.
• Added keywords parameter to API viewer.highlight().
  • When search terms are passed to the keywords parameter, highlight effects are generated on the searched text.

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Improvements

• Improved UI/UX for Redact panel.
  • Restricted the ability to specify transparent color for redaction applied areas.
  • Improved so that the entire text search results are highlighted in the document.
  • Changed the existing pagination to navigation functionality so that text search results can be checked one by one.
  • Enhanced visibility of keywords within text search results.

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0.3.0

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Breaking Changes

• UI
  • Moved the floating navigation menus from the bottom of the screen to the center of the toolbar.
  • Changed the design of the quick search modal.

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Improvements

• Changed the font to Inter.
• Changed the assets to be loaded lazily.

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Bug Fixes

• Fixed an issue where the author of a note annotation was cut off when it was too long.
• Fixed an issue where the document panel buttons did not work on mobile screens.

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0.2.0

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New Features

• Added API viewer.defineDocumentPanel() to customize document panels.
• Added document panel menus.
  • Bookmark panel.
  • Markups panel.
• Added external variable refs for API calls.

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Improvements

• Improved to parse document name from uri parameter when opening a document without a name.

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Bug Fixes

• Fixed the following issues in viewer.setViewVisibility():
  • Issue where the left side of the toolbar could not be hidden.
  • Issue where the separator remained even when all file menus on the right side of the toolbar were hidden.

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0.1.1

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Breaking Changes

• API
  • Removed viewer.toggleMenu

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Improvements

• API
  • Modified viewer.setLogo to maintain the aspect ratio of the added logo.
  • Added error message for key validation failure in localhost environment.
• Reduced bundle size.

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Bug Fixes

• Fixed an issue where the default reading direction was incorrectly set from right to left in two-page view.
• API
  • Fixed a bug that “view” parameter of viewer.setViewVisibility does not work.
  • Fixed an issue where some styles were not applied during loading due to missing viewer theme configuration logic.
  • Fixed the following issues that occurred when using annotation.add() and annotation.remove():
    • Fixed an issue where the API did not terminate when the annotations parameter was an empty array.
    • Fixed an issue where an error occurred when color values were entered in uppercase.

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0.1.0

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Improvements

• Improve the handling of errors that occur when passing invalid parameters to initialize the viewer.
• Editing the author of a note annotation is now triggered by a single click instead of a double click.

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0.1.0-alpha.2

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Breaking Changes

• UI
  • Remove the “Bookmark” panel.
  • Remove the page indicator on bottom-left of the screen.
• API
  • document.getBookmarks is removed.
  • document.setBookmarks is removed.
  • ‘BOOKMARK’ type in viewer.openSideView is removed.
  • ‘BOOKMARK’ type in viewer.togglePanel is removed.

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New Features

• Add the “Redact” tool.
• Add the feature that allows you to select annotations by dragging.

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Improvements

• Change the threshold for the top toolbar’s right menu to be merged into the more menu from 575px to 767px.
• Change that the top toolbar’s tool menu is merged into the more menu when the screen size is less than 767px.