multi-touch-dev team mailing list archive

[Chase Douglas <chase.douglas@xxxxxxxxxxxxx>]

On 04/18/2011 11:36 PM, peng zhang wrote:
> 2011/4/18 Stephen M. Webb <stephen.webb@xxxxxxxxxxxxx
> <mailto:stephen.webb@xxxxxxxxxxxxx>>
>     On Mon, 2011-04-18 at 12:46 +0800, peng zhang wrote:
>     > > 4 When will QT integrate geis-like api into its multitouch
>     framework and at
>     > > that time will the lower dependency
>     > > ask for XI2.1 and grail? And will grail supporting within QT be one
>     > > plugin-like way to distinguish with QT's
>     > > native gesture engine?
>     >
>     > The idea is that Qt will adopt geis as a "native gesture recognizer,"
>     > much like it already does for other systems with native gesture
>     > recognizers.  The murky details will be hidden inside Qt and
>     > applications will simply compile and run as they do elsewhere.
> 
> Thanks for reply. In fact, what I want to know is how QT decide to use
> the below gesture recognize if there were more than one
> gesture recognizer? Say, if QT uses geis, then also means that we must
> have grail support inside. But anyway, it might be only some switch from
> build-time, and if user decided to use someone recognizer that means of
> course they also need all backend stuffs. Thanks. 

I don't think this has been decided yet.

>     > > 5 Is Touchegg using ginn and is touchegg only working with those
>     apps which
>     > > doesn't support multitouch
>     > > originally? Say, if I have a app which capture MT event using QT
>     touch
>     > > framework, then it would be possible
>     > > to confuse if using touchegg which capture the same event on the
>     app?
>     > 
>     > Touchegg does not use ginn.  Ginn is a standalone daemon application.
>     > Touchegg uses the geis API.  José can better describe how it
>     integrates
>     > with applications.
> 
> With a glance look on them, it's more *like* touchegg is one UI of ginn
> because touchegg can use those info/method from ginn to do those things
> it is described from that meeting minutes.

Touchegg and ginn are separate projects. They have similar goals, but
the don't interact with each other.

Thanks,

-- Chase