Re: [matplotlib-devel] PyGTK vs PyGObject

[Damon M. <dam...@gm...>]

On Friday, October 5, 2012, Michael Droettboom wrote:

>  On 10/05/2012 06:38 AM, todd rme wrote:
>
> I am trying to do some experimental packages with python 3 and the
> latest RC, and I am trying to figure out the situation with some of
> the backends.  Some are obvious, like wxwidgets and PyQt (Qt3
> version).
>
> The issue I am running into is with the gtk backend  PyGTK is
> deprecated.  According to the website, all development halted a year
> and a half ago and they say to use PyGObject instead.  PyGTK, as far
> as I can tell, does not support Python 3 or GTK 3.  PyGObject,
> however, supports both.  So I was wondering what I should be doing
> with this backend.  Does matplotlib support PyGObject, or should the
> GTK backends just be disabled on Python 3 builds?
>
>
>  The new Gtk3Cairo backend uses PyGObject and works under Python 3.  (This
> refers to Gtk version 3, which is also only supported by PyGObject -- the
> backend could perhaps have been called PyGObject, but in fact the toolkit
> used is still Gtk, so the naming is perhaps a bit confusing).  The older
> pygtk backend still ships with Python 3, but a warning is displayed when
> the user attempts to use it.
>
> Once PyGObject/PyCairo addresses a shortcoming [1] that prevents a bitmap
> buffer from being transferred to an on screen window, the Gtk3Agg backend
> will also work.
>
> http://lists.cairographics.org/archives/cairo/2011-November/022519.html
>
> BTW -- this report has languished for almost a year.  Does anyone know a
> better way to get the ear of the pycairo developers?
>
> Mike
>

Do we use pycairo to interface with the Cairo library? Is there any reason
we don't use the C (or C++, I can't remember what libcairo is written in)
directly?

This may get around the issue, but it'd be a lot of work...


-- 
Damon McDougall
http://www.damon-is-a-geek.com
B2.39
Mathematics Institute
University of Warwick
Coventry
West Midlands
CV4 7AL
United Kingdom