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CHANGELOG.md

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1.0.90

  • Introduces selectableRegionInjector/perPageSelectableRegionInjector (#256)

1.0.89

  • web 1.1.0 support (#254)

1.0.88

  • Merge pull request #251

1.0.87

  • BREAKING CHANGE: add more parameters to PdfViewerParams.normalizeMatrix to make it easier to handle more complex situations (#239)

1.0.86

  • Add PdfViewerParams.normalizeMatrix to customize the transform matrix restriction; customizing existing logic on _PdfViewerState._makeMatrixInSafeRange; for issues like #239

1.0.85

  • Fixes single-page layout issue on viewer start (#247)
  • Fixes blurry image issues (#245, #232)

1.0.84

  • Merge PR #230 to add try-catch on UTF-8 decoding of URI path

1.0.83

  • Web related improvements
    • PDF.js 4.5.136
    • Remove dependency to dart:js_interop_unsafe
    • Remove unnecessary synchronized call
  • Improve text selection stability (#4, #185)
  • Add more mounted checks to improve PdfViewer stability and speed

1.0.82

  • collection/rxdart dependency workaround (#211)

1.0.81

  • Introduces PdfViewerController.useDocument to make it easy to use PdfDocument safely
  • Introduces PdfViewerController.pageCount to get page count without explicitly access PdfViewerController.pages
  • PdfViewerController.document/PdfViewerController.pages are now deprecated

1.0.80

  • BREAKING CHANGE: PdfViewerParams.viewerOverlayBuilder introduces third parameter named handleLinkTap, which is used with GestureDetector to handle link-tap events on user code (#175)
  • Fix typos on README.md

1.0.79

  • FIXED: RangeError on PdfViewer.uri when missing "Expires" header (#206)

1.0.78

  • Add packagingOptions pickFirst to workaround multiple libpdfium.so problem on Android build (#8)
  • FIXED: _relayoutPages may cause null access
  • Update README.md to explain PdfViewerParam.linkHandlerParams for link handling

1.0.77

  • #175: Woops, just missing synchronized to call loadLinks causes multiple load invocations...

1.0.76

  • Add several tweaks to reduce PdfLink's memory footprint (Related: #175)
  • Introduces PdfViewerParam.linkHandlerParams and PdfLinkHandlerParams to show/handle PDF links without using Flutter Widgets (#175)

1.0.75

  • PDF.js 4.4.168

1.0.74

  • Introduces PdfViewerController.getPdfPageHitTestResult
  • Introduces PdfViewerController.layout to get page layout

1.0.73

  • Introduces PdfViewerParams.onViewSizeChanged, which is called on view size change
    • The feature can be used to keep the screen center on device screen rotation (#194)

1.0.72

  • FIXED: Example code is not compilable
  • FIXED: Marker could not be placed correctly on the example code (#189)
  • FIXED: Updated podspec file not to download the same archive again and again (#154)
  • Introduces chromium/6555 for all platforms
    • Darwin uses pdfium-apple-v9 (chromium/6555)
    • Improves memory consumption by pdfium's internal caching feature (#184)

1.0.71

  • Introduces withCredentials for Web to download PDF file using current session credentials (Cookie) (#182)
  • FIXED: Re-download logic error that causes 416 on certain web site (#183)

1.0.70

  • PdfViewer calls re-layout logic on every zoom ratio changes (#131)
  • Add PdfViewerParams.interactionEndFrictionCoefficient (#176)
  • Minor fix for downloading cache
  • rxdart gets back to 0.27.7 because 0.28.0 causes incompatibility with several other plugins...

1.0.69

  • FIXED: Small Page Size PDF Not Scaling to Fit Screen (#174)

1.0.68

  • Introduces PdfViewerController.setCurrentPageNumber (#152)
  • BREAKING CHANGE: Current page number behavior change (#152)
  • BREAKING CHANGE: PdfPageAnchor behavior changes for existing PdfPageAnchor enumeration values.
  • Introduces PdfPageAnchor.top/left/right/bottom
  • Introduces PdfViewerController.calcMatrixToEnsureRectVisible

1.0.67

  • FIXED: LateInitializationError: Field '_cacheBlockCount@1436474497' has not been initialized (#167)

1.0.66

  • FIXED: PdfException: Failed to load PDF document (FPDF_GetLastError=3) (#166)
  • Add explicit HTTP error handling code (to show the error detail)
  • bblanchon/pdfium-binaries 127.0.6517.0 (chromium/6517) (iOS/macOS is still using 6406)

1.0.65

  • Remove dependency to intl (#151)

1.0.64

  • Android: minSdkVersion to 21 (related #158)

1.0.63

  • Workaround for SelectionEventType.selectParagraph that is introduced in master (#156/PR #157)
    • The code uses default to handle the case but we should update it with the "right" code when it is introduced to the stable

1.0.62

  • iOS/macOS also uses bblanchon/pdfium-binaries 125.0.6406.0 (chromium/6406)
  • Additional fix for #147
  • Additional implementation for #132

1.0.61

  • Introduces PdfViewerParams.pageDropShadow
  • Introduces PdfViewerParams.pageBackgroundPaintCallbacks

1.0.60

  • bblanchon/pdfium-binaries 125.0.6406.0 (chromium/6406)
    • default_min_sdk_version=21 to support lower API level devices (#145)

1.0.59

  • Fixes concurrency issue on PdfDocument dispose (#143)
  • FIXED: Null check operator used on _guessCurrentPage (#147)

1.0.58

  • Any API calls that wraps PDFium are now completely synchronized. They are run in an app-wide single worker isolate
    • This is because PDFium does not support any kind of concurrency and even different PdfDocument instances could not be called concurrently

1.0.57

  • FIXED: possible double-dispose on race condition (#136)
  • Add mechanism to cancel partial real size rendering (#137)
  • WIP: Custom HTTP header for downloading PDF files (#132)
  • Text search match color customization (#142)

1.0.56

  • Reduce total number of Isolates used when opening PDF documents
  • Add PdfViewerParams.calculateCurrentPageNumber
  • FIXED: Could not handle certain destination coordinates correctly (#135)

1.0.55

  • Improve memory consumption by opening/closing page handle every time pdfrx need it (PR #125)

1.0.54

  • Improves [End] button behavior to reach the actual end of document rather than the top of the last page
    • PdfViewerParams.pageAnchorEnd for specifying anchor for the "virtual" page next to the last page
  • PdfViewerParams.onePassRenderingScaleThreshold to specify maximum scale that is rendered in single rendering call
    • If a page is scaled over the threshold scale, the page is once rendered in the threshold scale and after a some delay, the real scaled image is rendered partially that fits in the view port
  • PdfViewerParams.perPageSelectionAreaInjector is introduced to customize text selection behavior

1.0.53

  • Fixes flicker on scrolling/zooming that was introduced on 1.0.52
  • Revival of high resolution partial rendering

1.0.52

  • Fixes memory consumption control issues (Related: #121)

1.0.51

  • FIXED: memory leak on _PdfPageViewState (#110)
  • Remove dependency on dart:js_util (#109)
  • FIXED: Crash on _PdfViewerScrollThumbState (#86)

1.0.50

  • Introduces PdfViewerParams.useAlternativeFitScaleAsMinScale but it's not recommended to set the value to false because it may degrade the viewer performance

1.0.49

  • iOS minimum deployment target 12.0

1.0.11

  • intl 0.18.1 (#87)

1.0.10+1

  • Add note for Flutter 3.19/Dart 3.3 support on 1.0.0+

1.0.10

  • FIXED: calcZoomStopTable hangs app if zoom ratio is almost 0 (#79)

1.0.9

  • PdfRect.toRect: scaledTo -> scaledPageSize
  • FIXED: PdfJsConfiguration.cMapUrl/cMapPacked does not have correct default values

1.0.8

  • Condition analysis warnings on auto-generated pdfium_bindings.dart

1.0.7

  • Requires Flutter 3.19/Dart 3.3 again (pub.dev is upgraded to the stable🎉)
  • dart:js_interop based pdf.js interop implementation (remove dependency on package:js)

1.0.6

  • Due to the pub.dev version issues, the version introduces a "temporary workaround", which downgrades several packages:
  • pdf.js interop refactoring

1.0.5

NOTE: On pub.dev, 1.0.0+ versions gets [ANALYSIS ISSUE]. It does not affect your code consistency but API reference is not available until pub.dev upgrades their toolchains.

  • Requires Flutter 3.19/Dart 3.3

1.0.4

  • Rollback version constraints to the older stable versions...

1.0.3

  • Again, flutter: '>=3.19.0-0.4.pre'

1.0.2

  • To make the pub.dev analyzer work, we should use sdk: '>=3.3.0-76.0.dev <4.0.0' as version constraint...

1.0.1

  • PdfViewerController.addListener/removeListener independently has listener list on it to make it work regardless of PdfViewer attached or not (#74)

1.0.0

  • Requires Flutter 3.19/Dart 3.3
  • Update Web code to use package:web (removing dependency to dart:html)

0.4.44

  • FIXED: PdfViewerParams.boundaryMargin does not work correctly.

0.4.43

  • Add note for dark/night mode support on README.md; the trick is originally introduced by pckimlong on #46.
  • FIXED: wrong PdfPageAnchor behavior with landscape pages

0.4.42

  • FIXED: PdfDocumentRefData's operator== is broken (#66)

0.4.41

  • Marker example for PdfViewerParams.onTextSelectionChange (#65)
  • Add more explanation for sourceName (#66)

0.4.40

  • Introduces PdfViewerParams.onTextSelectionChange (#65) to know the last text selection

0.4.39

  • Minor updates on text selection (still experimental......)

0.4.38

  • Minor updates on text selection (still experimental...)
  • Minor fix on PdfPageView

0.4.37

  • CMake version "3.18.1+" for #48, #62

0.4.36

  • Introduces PdfJsConfiguration to configure pdf.js download URLs

0.4.35

  • Download cache mechanism update (#57/#58)

0.4.34

  • Document update

0.4.33

  • Document update

0.4.32

  • Add PdfViewerParams.calculateInitialPageNumber to calculate the initial page number dynamically
  • Add PdfViewerParams.onViewerReady to know when the viewer gets ready

0.4.31

  • Remove explicit CMake version spec 3.18.1

0.4.30

  • FIXED: Link URI contains null-terminator
  • Add support text/links on rotated pages
  • Stability updates for PdfTextSearcher
  • README.md/example updates
  • Revival of PdfViewer.data/PdfViewer.custom

0.4.29

  • Minor fixes to PdfTextSearcher

0.4.28

  • README.md/example updates

0.4.27

  • Minor updates and README.md updates

0.4.26

  • Introduces PdfTextSearcher that helps you to implement search UI feature (#47)
  • Example code is vastly changed to explain more about the widget functions

0.4.25

  • FIXED: Able to scroll outside document area

0.4.24

  • Huge refactoring on PdfViewerController; it's no longer TransformationController but just a ValueListenable<Matrix4>
    • This fixes an "Unhandled Exception: Null check operator used on a null value" on widget state disposal (#46)

0.4.23

  • Introduces PdfDocumentViewBuilder/PdfPageView widgets
  • Example code is super updated with index and thumbnails.

0.4.22

  • Web: Now pdf.js is loaded automatically and no modification to index.html is required!
  • Default implementation for PdfViewerParams.errorBannerBuilder to show internally thrown errors
  • PdfPasswordException is introduced to notify password error
  • PdfDocumentRef now has stackTrace for error
  • PdfFileCache now uses dedicated http.Client instance

0.4.21

  • Now PdfDocumentRef has const constructor and PdfViewer.documentRef is also const

0.4.20

  • Removes PdfDocumentProvider (Actually PdfDocumentRef does everything)
  • Fixes breakage introduced by 0.4.18

0.4.19

  • firstAttemptByEmptyPassword should be true by default

0.4.18

  • PdfDocumentProvider supercedes PdfDocumentStore (PR #42)
  • PDFium 6259 for Windows, Linux, and Android
  • FIXED: Bug: Tests fail due to null operator check on PdfViewerController #44

0.4.17

  • Additional fixes to text selection mechanism

0.4.16

  • Remove password parameters; use passwordProvider instead.
  • Fixes several resource leak scenarios on PdfDocument open failures
  • Restrict text selection if PDF permission does not allow copying
  • Remove PdfViewer.documentRef; unnamed constructor is enough for the purpose

0.4.15

  • Introduces PdfViewer.documentRef (#36)
  • FIXED: PdfViewer.uri is broken on web for non relative paths #37
  • FIXED: Don't Animate to initialPage #39

0.4.14

  • Introduces PdfViewerParams.onDocumentChanged event
  • Introduces PdfDocument.loadOutline to load outline (a.k.a. bookmark)

0.4.13

  • Improves document password handling by async PasswordProvider (#20)
  • Introduces PdfViewerParams.errorBannerBuilder

0.4.12

  • Introduces PdfViewerParams.maxImageBytesCachedOnMemory, which restricts the maximum cache memory consumption
    • Better than logic based on maxThumbCacheCount
  • Remove the following parameters from PdfViewerParams:
    • maxThumbCacheCount
    • maxRealSizeImageCount
    • enableRealSizeRendering

0.4.11

  • Add support for PDF Destination (Page links)

0.4.10

  • FIXED: isEncrypted property of document returns always true even the document is not encrypted (#29)

0.4.9

  • FIXED: SelectionArea makes Web version almost unusable (#31)

0.4.8

  • FIXED: Unhandled Exception: type 'Null' is not a subtype of type 'PdfPageRenderCancellationTokenPdfium' in type cast (#26)

0.4.7

  • FIXED: Android build broken? Cannot find libpdfium.so error (#25)
  • PdfViewerParams.loadingBannerBuilder to customize HTTP download progress
  • PdfViewerParams.linkWidgetBuilder to support embedded links
  • WIP: Updated text selection mechanism, which is faster and stable but still certain issues
    • Pan-to-scroll does not work on Desktop/Web
    • Selection does not work as expected on mobile devices
  • Support Linux running on arm64 Raspberry PI (#23/#24)

0.4.6

  • Introduces PdfPage.render cancellation mechanism
    • PdfPageRenderCancellationToken to cancel the rendering process
    • BREAKING CHANGE: PdfPage.render may return null if the rendering process is canceled
  • PdfPageRender.render limits render resolution up to 300-dpi unless you use getPageRenderingScale
    • Even with the restriction, image size may get large and you'd better implement getPageRenderingScale to restrict such large image rendering
  • PdfViewerParams default changes:
    • scrollByMouseWheel default is 0.2
    • maxRealSizeImageCount default is 3
  • PdfViewerParams.scrollByArrowKey to enable keyboard navigation

0.4.5

  • PdfViewerParams updates
    • PdfViewerParams.onPageChanged replaces onPageChanged parameter on PdfViewer factories
    • PdfViewerParams.pageAnchor replaces anchor parameter on PdfViewer factories
  • pdfDocumentFromUri/PdfFileCache improves mechanism to cache downloaded PDF file
    • ETag check to invalidate the existing cache
    • Better downloaded region handling

0.4.4

  • PdfPage.render can render Annotations and FORMS
  • PdfFileCache: More realistic file cache mechanism
  • Introduces PasswordProvider to repeatedly test passwords (only API layer)

0.4.3

  • FIXED: cache mechanism is apparently broken (#12)

0.4.2

  • PdfViewerParams.pageOverlayBuilder to customize PDF page (#17)
  • Updating README.md

0.4.1

  • Add PdfViewerParams.enableRenderAnnotations to enable annotations on rendering (#18,#19)

0.4.0

  • Many breaking changes but they improve the code integrity:
    • PdfDocument.pages supersedes PdfDocument.getPage
    • PdfDocument.pageCount is removed
    • PdfViewerParams.devicePixelRatioOverride is removed; use getPageRenderingScale instead
  • Add PdfPageAnchor.all
  • PdfViewerParams.viewerOverlayBuilder/PdfViewerScrollThumb to support scroll thumbs

0.3.6

  • PageLayout -> PdfPageLayout

0.3.5

  • PageLayout class change to ease page layout customization
    • Add example use case in API document

0.3.4

  • Rewriting page rendering code
    • Due to the internal structure change, page drawing customization parameters are once removed:
      • pageDecoration
      • pageOverlaysBuilder
  • Example code does not enables enableTextSelection; it's still too experimental...

0.3.3

  • FIXED: Downloading of small PDF file causes internal loading error

0.3.2

  • Support mouse-wheel-to-scroll on Desktop platforms

0.3.1

  • Minor API changes
  • Internal integrity updates that controls the viewer behaviors
  • FIX: example code does not have android.permission.INTERNET on AndroidManifest.xml
  • PdfViewerParams.devicePixelRatioOverride is deprecated and introduces PdfViewerParams.getPageRenderingScale

0.3.0

  • Many renaming of the APIs that potentially breaks existing apps

0.2.4

  • Now uses plugin_ffi. (Not containing any Flutter plugin stab)

0.2.3

  • Fixed: #6 PdfPageWeb.render behavior is different from PdfPagePdfium.render

0.2.2

  • Explicitly specify Flutter 3.16/Dart 3.2 as NativeCallable.listener does not accept non-static function (#5)

0.2.1

  • Stabilizing API surface
    • Introducing PdfViewer.asset/file/uri/custom
    • PdfViewer has documentLoader to accept function to load PdfDocument
  • Fixes minor issues on PdfViewer

0.2.0

  • Introducing PdfDocument.openUri/PdfFileCache* classes
  • Introducing PdfPermissions
  • PdfPage.loadText/PdfPageText for text extraction
  • Android NDK CMake to 3.18.1

0.1.1

  • Document updates
  • pdf.js 3.11.174

0.1.0

  • First release (Documentation is not yet ready)