How to install pycairo example11/19/2022 ![]() ![]() g++ -I/usr/local/include/cairo/ -o screenshot screenshot.cpp You must pass this directory to the compiler with the -I switch. The problem is that libcairo installs its cairo.h to /usr/local/include/cairo/ and not /usr/local/include/ (i.e. If you want to use the Cairo you installed manually, do as follows. Using (Cairo.Context g = (area.Unless you have a need for a Cairo version different from what Ubuntu supplies, please follow A.B.'s answer. An example implementation of the Expose event method: void OnDrawingAreaExposed (object o, ExposeEventArgs args) Usually you’ll want to use the Gtk.DrawingArea for this task. The best place to create and use the Context is the ExposeEvent for the given widget. The code in question resides in sysdraw.cs and you can simply download & use this file in your project. This will work on all platforms and with older Gdk versions. A second choice (recommended for older versions of Gtk) is to use a function provided in the Mono.Cairo samples.You can create a cairo context for a given drawable:Ĭairo.Context context = (drawable) Beginning in Gtk# 2.8, the Gdk.CairoHelper class provides cairo access to Gdk drawables.To use Cairo in Gdk/Gtk applications, a Context with a Gdk.Drawable target surface is needed. ![]() Surface can be window on the screen, an off-screen buffer or a static file on the disk. A Context is always attached to a Surface. Mono.Cairo Cookbook - Some short recipes to help spice up your Cairo usage.Ī core class that does all the drawing is the Cairo.Context class. ![]() Mono.Cairo Tutorial - An in-depth guide to getting started with Cairo and Mono.The mapping is a pretty straightforward one, and the programming model is very close to the OpenGL model (although much simpler) More Resources The assembly exposes the Cairo API to managed applications. glitz – OpenGL hardware accelerated backend) are on the way. Various rendering backends (XRender, Win32) are already supported and more (ie. ![]() Cairo is a low-level 2D vector drawing library. ![]()
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