CHANGELOG.md

Changelog

All notable changes to this project will be documented in this file.

The format is based on Keep a Changelog and this project adheres to Semantic Versioning.

2.0.0 (unreleased -- encompasses all alpha versions)

Breaking

• Drop support for Node.js <4.x
• Remove sync streams (bc53059). Note that all or most streams are still synchronous to some degree; this change just removed syncPNGStream and friends.
• Pango is now required on all platforms (7716ae4).

Fixed

• Prevent segfaults caused by loading invalid fonts (#1105)
• Fix memory leak in font loading
• Port has_lib.sh to javascript (#872)
• Correctly sample the edge of images when scaling (#1084)
• Detect CentOS libjpeg path (b180ea5)
• Improve measureText accuracy (2bbfec5)
• Fix memory leak when image callbacks reference the image (1f4b646)
• Fix putImageData(data, negative, negative) (2102e25)
• Fix SVG recognition when loading from buffer (77749e6)
• Re-rasterize SVG when drawing to a context and dimensions changed (79bf232)
• Prevent JPEG errors from crashing process (#1124)
• Improve handling of invalid arguments (#1129)
• Fix repeating patterns when drawing a canvas to itself (#1136)

Added

• Prebuilds (#992)
• Support canvas.getContext("2d", {alpha: boolean}) and canvas.getContext("2d", {pixelFormat: "..."})
• Support indexed PNG encoding.
• Support currentTransform (d6714ee)
• Export CanvasGradient (6a4c0ab)
• Support #RGBA , #RRGGBBAA hex colors (10a82ec)
• Support maxWidth arg for fill/strokeText (175b40d)
• Support image.naturalWidth/Height (a5915f8)
• Render SVG img elements when librsvg is available (1baf00e)
• Support ellipse method (4d4a726)
• Browser-compatible API (6a29a23)
• Support for jpeg on Windows (42e9a74)
• Support for backends (1a6dffe)

1.6.x (unreleased)

Fixed

• Make setLineDash able to handle full zeroed dashes (b8cf1d7)
• Fix reading fillStyle after setting it from gradient to color (a84b2bc)

Added

• Support for pattern repeat and no-repeat (#1066)
• Support for context globalAlpha for gradients and patterns (#1064)

1.6.9 / 2017-12-20

Fixed

• Fix some instances of crashes (7c9ec58, 8b792c3)
• Fix node 0.x compatibility (dca33f7)

1.6.8 / 2017-12-12

Fixed

• Faster, more compliant parseFont (4625efa, 37cd969)

1.6.7 / 2017-09-08

Fixed

• Minimal backport of #985 (rotated text baselines) (c19edb8)

1.6.6 / 2017-05-03

Fixed

• Use .node extension for requiring native module so webpack works (1b05599)
• Correct text baseline calculation (#1037)

1.6.5 / 2017-03-18

Changed

• Parse font using parse-css-font and units-css (d316416)

1.6.4 / 2017-02-26

Fixed

• Make sure Canvas#toDataURL is always async if callback is passed (8586d72)

1.6.3 / 2017-02-14

Fixed

• Fix isnan() and isinf() on clang (5941e13)

1.6.2 / 2016-10-30

Fixed

• Fix deprecation warnings (c264879)
• Bump nan (e4aea20)

1.6.1 / 2016-10-23

Fixed

• Make has_lib.sh work on BSD OSes (1727d66)

1.6.0 / 2016-10-16

• Support canvas.getBuffer('raw') (#819)

1.5.0 / 2016-09-11

• Crude PDF stream implementation (#781)
• Update CI settings (#797)
• Reduce some of the install warnings (#794)
• Fix lineDash browser tests never finishing (#793)
• Add issue template (#791)

1.4.0 / 2016-06-03

• Add support for evenodd fill rule (#762)

1.3.17 / 2016-06-03

• Removing redundant duplicate calls (#769)
• Cleanup examples (#776)
• Fix CanvasRenderingContext2D class name (#777)

1.3.16 / 2016-05-29

• Fix leak of data when streaming JPEG (#774)

1.3.15 / 2016-05-09

• Fix segfault in putImageData (#750)

1.3.14 / 2016-05-05

• Clamp JPEG buffer size (#739)

1.3.13 / 2016-05-01

• Bumb NAN version (#759)

1.3.12 / 2016-03-01

• Expose freetype version (#718)
• Require new in constructor (#717)

1.3.11 / 2016-03-01

• Properly clamp quality in toDataURL (#728)
• Strict mode (#719)

1.3.10 / 2016-02-07

• Fix segfault on node 0.10.x (#712)

1.3.9 / 2016-01-27

• Allow to unbind onload/onerror callback handlers (#706)

1.3.8 / 2016-01-22

• Cleanup build scripts and fix pangocairo detection (#701)

1.3.7 / 2016-01-13

• Don't unbind onload/onerror callbacks after invoking them (#615)

1.3.6 / 2016-01-06

• Allow optional arguments in toDataURL to be undefined and improve toDataURL's spec compliance (#690)

1.3.5 / 2015-12-07

• Add image/jpeg support to toDataUrl (#685)

1.3.4 / 2015-11-21

• Upgrade nan to 2.1.0 (#671)

1.3.3 / 2015-11-21

• Fix compilation on Visual Studio 2015 (#670)

1.3.2 / 2015-11-18

• Fix incorrect Y offset and scaling for shadows (#669)

1.3.1 / 2015-11-09

• Wrap std::min calls in paranthesis to prevent macro expansion on windows (#660)

1.3.0 / 2015-10-26

• Expose ImageData constructor and make it more spec-compliant (#569)

1.2.11 / 2015-10-20

• Implement blur on images (#648)

1.2.10 / 2015-10-12

• Fix segfault in Canvas#jpegStream (#629)

1.2.9 / 2015-09-14

• Upgrade to Nan 2.x with support for iojs 3.x and Node.js 4.x (#622)

1.2.8 / 2015-08-30

• Clean up the tests (#612)
• Replace CanvasPixelArray with Uint8ClampedArray to be API-compliant (#604)
• Specify travis iojs versions (#611)

1.2.7 / 2015-07-29

• Avoid future reserved keyword (#592)

1.2.6 / 2015-07-29

• Fix the build on windows (#589)

1.2.5 / 2015-07-28

• Another npm release, since 1.2.4 was botched (see #596)

1.2.4 / 2015-07-23

• Point homepage and repository links to github.com/Automattic/node-canvas
• Fix Travis builds and Cairo include paths (thanks, Linus Unnebäck!)

1.2.3 / 2015-05-21

• Update TJ Holowaychuk's username in the readme
• Fix segmentation fault in Image::loadFromBuffer when buffer is empty
• Optimize getImageData()
• package: add "license" attribute
• package: update "nan" to v1.8.4
• package: append .git to "repository" URL

1.2.2 / 2015-04-18

• Now works on io.js
• Fix 'drawImage' scaling (the dimensions of the region that gets clipped also needs to be scaled).
• Fix bug in StreamPNGSync

1.2.1 / 2015-02-10

• Use non-cairo 1.12 API for shadow blur

1.2.0 / 2015-01-31

• travis: drop support for node v0.6
• Merge pull request #507 from salzhrani/iojs
• io.js compatibility
• Merge pull request #505 from woodcoder/shadow-blur
• Fix issue with line width not being correct in stroked shadows.
• Add another shadow/transform test.
• Refactor setSourceRGBA to allow the context to be supplied.
• Simple image shadow (no blurring or handling current transforms) based on image's alpha channel.
• Test showing issue #133, that images don't have shadows.
• The +1 on the offset seems to match the browser's output better, but I can't work out why it would be needed (unless it's pixel alignment related).
• Make the shadow radius more accurately match the browser's, making use of sigma scale as used in SKIA: https://github.com/google/skia/blob/master/src/effects/SkBlurMask.cpp#L26.
• Create a new image surface to render blurred shadows to, this means that vector formats like PDF will now render blurs.
• Add recommended calls to flush and dirty buffer, as per http://www.cairographics.org/manual/cairo-Image-Surfaces.html#cairo-image-surface-get-data.
• Add PDF button to test page to easily generate PDF version of the test image.
• Fix to ensure shadowOffset is unaffected by the current transform.
• New test illustrating that canvas implementation doesn't translate the shadowOffset.
• Merge pull request #490 from AllYearbooks/master
• Merge pull request #501 from motiz88/hsl-color
• Code style + attribution. Also removed parseClipped() and commented out wrapInt (now wrap_int).
• Added visual tests for hsl() and hsla() color parsing.
• Fixed handling in hsl/hsla color parser. parseNumber() was erroring out on numbers with long fractional parts.
• hsl/hsla color parsing + rebeccapurple hsl() and hsla() color values are now supported, with corresponding unit tests. Also added rebeccapurple (from CSS Color Level 4) to the named color list.
• float rather than int for drawImage arguments
• with_pango to true and use fontconfig to load fonts
• Merge pull request #399 from nulltask/fix/lighten
• Merge pull request #465 from espadrine/master
• Merge pull request #470 from tonylukasavage/patch-1
• Add one-liner MacPorts install to docs
• Offer SVG output.
• Readme update: node-gyp.
• Readme: fix subheading size
• Readme: remove Gemnasium badge, use SVG for npm badge
• Readme: add Travis-CI badge
• change operator lighter to lighten

1.1.6 / 2014-08-01

• export canvas.CanvasPixelArray instead of canvas.PixelArray which is undefined
• Glib version test into giflib exists test
• Giflib 5.1
• install: use an even older version of giflib (v4.1.6)
• install: use an older version of giflib (v4.2.3)
• install: install giflib
• install: use more compatible sh syntax
• travis: attempt to run the ./install script before testintg
• travis: test node v0.6, v0.8, v0.10, and v0.11
• Distinguish between 'add' and 'lighter'

1.1.5 / 2014-06-26

• Readme: remove Contributors section
• Readme: update copyright
• On Windows, copy required DLLs next to ".node" file (#442 @pandell)
• Duplicate "msvc_settings" for "Debug" configuration
• Remove unneeded #include <nan.h>
• Use float constants to prevent double->float conversion warning
• Ignore Visual C++ 2013 warnings (#441 @pandell)
• Add algorithm include to CanvasRenderingContext2d.cc for std::min (#435 @kkoopa)
• Updated NAN to 1.2.0 (#434 @kkoopa)

1.1.4 / 2014-06-08

• Fix compile error with Visual C++
• Add support for the lineDash API
• Update NAN
• New V8 compatibility
• Correctly limit bounds in PutImageData to prevent segment fault
• Fix segfault when onload and onerror are not function
• Add support for Node 0.11.9

1.1.3 / 2014-01-08

• Add CAIRO_FORMAT_INVALID
• Readjust the amount of allocated memory
• Fix argument index for filter parameter
• Make has_lib.sh work properly on Debian 64bit

1.1.2 / 2013-10-31

• NAN dep upgrade, full node@<=0.11.8 compatibility
• Use node::MakeCallback() instead of v8::Function::Call()
• Improve nan location discovery
• Fix enabling gif/jpeg options on Ubuntu 13.04

1.1.1 / 2013-10-09

• add better support for outdated versions of Cairo

1.1.0 / 2013-08-01

• add png compression options
• add jpeg stream progressive mode option
• fix resource leaks on read errors

1.0.4 / 2013-07-23

• 0.11.4+ compatibility using NAN
• fix typo in context2d for imageSmoothingEnabled

1.0.3 / 2013-06-04

• add "nearest" and "bilinear" to patternQuality
• fix fread() retval check (items not bytes)
• removed unneeded private fields

1.0.2 / 2013-03-22

• add Context2d#imageSmoothingEnabled=

1.0.1 / 2013-02-25

• travis: test modern node versions
• change the node-gyp build to use pkg-config

1.0.0 / 2013-01-16

• add conditional pango font support [Julian Viereck]
• add Canvas#{png,jpeg}Stream() alias of create* legacy methods
• add support for grayscale JPEGs
• fix: explicitly cast the after work callback function to "uv_after_work_cb"
• fix test server for express 3.x
• fix: call cairo_surface_finish in ~Canvas when pdf
• remove old 0.4.x binding support. Closes #197

0.13.1 / 2012-08-20

• fix cases where GIF_LIB_VERSION is not defined
• fix auto-detection of optional libraries for OS X
• fix Context2d::SetFont for pango when setting normal weight/style

0.13.0 / 2012-08-12

• add pango support [c-spencer]
• add pango / png / jpeg gyp auto-detection [c-spencer]
• add .gifVersion [tootallnate]
• add .jpegVersion [tootallnate]
• add moar gyp stuff [tootallnate]
• remove wscript
• fix closure_destroy() with cast for AdjustAmountOfExternalAllocatedMemory()

0.12.1 / 2012-06-29

• fix jpeg malloc Image issue. Closes #160 [c-spencer]
• Improve Image mode API
• Add clearData method to handle reassignment of src, and clean up mime data memory handling.
• Improve how _data_len is managed and use to adjust memory, hide more of mime API behind cairo version conditional.
• Add optional mime-data tracking to Image.
• Refactor JPEG decoding into decodeJPEGIntoSurface

0.12.0 / 2012-05-02

• Added textDrawingMode context property [c-spencer]
• Added additional TextMetrics properties [c-spencer]

0.11.3 / 2012-04-25

• Fixed Image memory leak. Closes #150
• Fixed Context2d::hasShadow()

0.11.2 / 2012-04-12

• Fixed: pdf memory leak, free closure and surface in ~Canvas

0.11.1 / 2012-04-10

• Changed: renamed .nextPage() to .addPage()

0.11.0 / 2012-04-10

• Added quick PDF support
• Added Canvas#type getter
• Added ./examples/pdf-images.js
• Added ./examples/multiple-page-pdf.js
• Added ./examples/small-pdf.js

0.10.3 / 2012-02-27

• Fixed quadratic curve starting point for undefined path. Closes #155

0.10.2 / 2012-02-06

• Fixed: Context2d setters with invalid values ignored
• Changed: replaced seek with fstat()

0.10.1 / 2012-01-31

• Added /opt/local/lib to wscript [obarthel]
• Added bounds checking to rgba_to_string() [obarthel]
• Fixed cleanup in JPEG Image loading [obarthel]
• Fixed missing CSS color table values [obarthel]

0.10.0 / 2012-01-18

• Added ctx.createPattern() [slaskis]

0.9.0 / 2012-01-13

• Added createJPEGStream() [Elijah Hamovitz]

0.8.3 / 2012-01-04

• Added support for libjpeg62-dev or libjpeg8-dev [wwlinx]

0.8.2 / 2011-12-14

• Fixed two memory leaks in context2d [Tharit]
• Fixed make test-server

0.8.1 / 2011-10-31

• Added 0.5.x support [TooTallNate]
• Fixed measureText().width. Closes #126

0.8.0 / 2011-10-28

• Added data uri support. Closes #49

0.7.3 / 2011-09-14

• Added better lineTo() / moveTo() exception messages

0.7.2 / 2011-08-30

• Changed: prefix some private methods with _

0.7.1 / 2011-08-25

• Added better image format detection
• Added libpath options to waf configuration; this was necessary to correctly detect gif and jpeg support on FreeBSD

0.7.0 / 2011-07-12

• Added GIF support [Brian McKinney]

0.6.0 / 2011-06-04

• Added Image#src=Buffer support. Closes #91
• Added devDependencies
• Added source-atop test
• Added image-src.js example
• Removed V8::AdjustAmountOfExternalAllocatedMemory() call from toBuffer()
• Fixed v8 memory hint when resizing canvas [atomizer]

0.5.4 / 2011-04-20

• Added; special case of zero-width rectangle [atomizer]
• Fixed; do not clamp arguments to integer values [atomizer]
• Fixed; preserve current path during fillRect() and strokeRect() [atomizer]
• Fixed; restorePath(): clear current path before appending [atomizer]

0.5.3 / 2011-04-11

• Clamp image bounds in PixelArray::PixelArray() [Marcello Bastea-Forte]

0.5.2 / 2011-04-09

• Changed; make PNGStream a real Stream [Marcello Bastea-Forte]

0.5.1 / 2011-03-16

• Fixed (kinda) img.src= error handling
• Fixed; move closure.h down for malloc ref. Closes #80

0.5.0 / 2011-03-14

• Added several more operators (color-dodge, color-burn, difference, etc)
• Performance; no longer re-allocating closure->data for each png write
• Fixed freeing of Context2d states
• Fixed text alignment / baseline [Olaf]
• Fixed HandleScopes [Olaf]
• Fixed small misc memory leaks
• Fixed Buffer usage for node 0.4.x

0.4.3 / 2011-01-11

• Fixed font family dereferencing. Closes #72
• Fixed; stripping of quotes from font-family before applying
• Fixed duplicate textAlign getter
• Removed sans-serif default of Arial

0.4.2 / 2010-12-28

• Fixed font size growing issue after successive calls. Closes #70

0.4.1 / 2010-12-18

• Fixed; toString() first argument of {fill,stroke}Text(). Closes #68

0.4.0 / 2010-12-12

• Added drawImage() with Canvas instance support. Closes #67

0.3.3 / 2010-11-30

• Added CanvasRenderingContext2d#patternQuality accessor, accepting fast, good, and best
• Fixed; pre-multiply putImageData() components
• Fixed; PixelArray data is not premultiplied

0.3.2 / 2010-11-26

• Added --profile option to config
• Fixed eio_custom segfault(s). Closes #46
• Fixed two named colors. Closes #62 [thanks noonat]
• Fixed a few warnings
• Fixed; freeing data in Image::loadJPEG() on failure
• Fixed; include jpeglib only when HAVE_JPEG
• Fixed; using strstr() instead of strnstr()

0.3.1 / 2010-11-24

• Fixed; Image loading is sync until race-condition is resolved
• Fixed; Image::loadJPEG() return status based on errno

0.3.0 / 2010-11-24

• Added arcTo(). Closes #11
• Added c color parser, ./examples/ray.js is now twice as fast
• Fixed putImageData() bug messing up rgba channels

0.2.1 / 2010-11-19

• Added image resize example
• Fixed canvas resizing via {width,height}=. Closes #57
• Fixed Canvas#getContext(), caching the CanvasRenderingContext
• Fixed async image loading (test server still messed)

0.2.0 / 2010-11-18

• Added jpeg Image support (when libjpeg is available)
• Added hsl / hsla color support. [Tom Carden]

0.1.0 / 2010-11-17

• Added Image
• Added ImageData
• Added PixelArray
• Added CanvasRenderingContext2d#drawImage()
• Added CanvasRenderingContext2d#getImageData()
• Added CanvasRenderingContext2d#createImageData()
• Added kraken blur benchmark example
• Added several new tests
• Fixed instanceof checks for many c++ methods
• Fixed test runner in firefox [Don Park]

0.0.8 / 2010-11-12

• Added CanvasRenderingContext2d#drawImage()
• Fixed free() call missing stdlib
• Fixed Image#{width,height} initialization to 0
• Fixed; load image on non-LOADING state

0.0.7 / 2010-11-12

• Fixed lighter for older versions of cairo

0.0.6 / 2010-11-12

• Added Image
• Added conditional support for cairo 1.10.0 operators

0.0.5 / 2010-11-10

• Added custom port support to test/server.js

• Added more global composite operator support

• Added Context2d#antialias=

• Added voronoi example

• Added -D__NDEBUG__ to default build

• Added BUFFER_DATA macro for backwards compat buffer data access [Don Park]

• Fixed getter bug preventing patterns from being returned via fillStyle etc

• Fixed; CAIRO_STATUS_NO_MEMORY_ on failed {re,m}alloc()

• Fixed; free Canvas::ToBuffer() closure data

0.0.4 / 2010-11-09

• Bump to fix npm engine cache bug...

0.0.3 / 2010-11-09

• Added async toDataURL() support
• Added async toBuffer() support
• Removed buffer utils

0.0.2 / 2010-11-08

• Added shadow support (faster/better gaussian blur to come)
• Added node v0.3 support [Don Park]
• Added -O3 to build
• Removed Canvas#savePNG() use Canvas#createPNGStream()

0.0.1 / 2010-11-04

• Initial release