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https://github.com/ungerik/go-cairo

Go binding for the cairo graphics library
https://github.com/ungerik/go-cairo

Last synced: 4 days ago
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Go binding for the cairo graphics library

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## go-cairo

### Go binding for the cairo graphics library

Based on Dethe Elza's version https://bitbucket.org/dethe/gocairo
but significantly extended and updated.

Go specific extensions:
* NewSurfaceFromImage(image.Image)
* Surface.GetData() []byte
* Surface.SetData([]byte)
* Surface.GetImage() image.Image
* Surface.SetImage(image.Image)

go-cairo also sports a sub package extimage with image.Image/draw.Image
implementations for 32 bit ARGB and 24 bit RGB color models.

Overview:
* http://go.pkgdoc.org/github.com/ungerik/go-cairo
* http://go.pkgdoc.org/github.com/ungerik/go-cairo/extimage

Missing features
* TextCluster
* FontExtents
* FontFace
* FontOptions
* ScaledFont
* Glyph

### Installation:

Install cairo:

For Debian and Debian derivatives including Ubuntu:

sudo apt-get install libcairo2-dev

For Fedora:

sudo yum install cairo-devel

For openSUSE:

zypper install cairo-devel

For Arch Linux: (also [gcc](https://archlinux.org/packages/core/x86_64/gcc/) and [pkgconf](https://archlinux.org/packages/core/x86_64/pkgconf/) are required)

sudo pacman -S cairo

For MacOS you may get errors finding cairo-pdf.h. To fix this run:

xcode-select --install

Install go-cairo and run go-cairo-example:

go get github.com/ungerik/go-cairo
go install github.com/ungerik/go-cairo/go-cairo-example && go-cairo-example

Copyrights: See LICENSE file

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