[PATCH v2 wayland-protocols] Add pad support to the tablet protocol

[Peter Hutterer]

On Thu, Apr 21, 2016 at 11:02:37AM -0500, Yong Bakos wrote:
> On Apr 19, 2016, at 12:00 AM, Peter Hutterer <peter.hutterer at who-t.net> wrote:
> > 
> > From: Carlos Garnacho <carlosg at gnome.org>
> > 
> > The pad's interface is similar to the tool interface, a client is notified of
> > the pad after the tablet_added event.
> > 
> > The pad has three functionalities: buttons, rings and strips.
> > Buttons are fairly straightforward, rings and strips are separate interfaces
> > with a pointer-axis-like source/value/frame events.
> > The two interfaces are effectively identical but for the actual value they
> > send (degrees vs normalized position).
> > 
> > Specific to the pad device is the set_feedback request which enables a client
> > to set a user-defined string to display for an OSD on the current mappings.
> > This request is available for buttons, rings and strips.
> > 
> > Finally, the pad supports "modes", effectively sets of button/ring/strip
> > configurations.
> > 
> > Signed-off-by: Carlos Garnacho <carlosg at gnome.org>
> > Signed-off-by: Peter Hutterer <peter.hutterer at who-t.net>
> 
> Hi Peter & Carlos,
> Some minor grammar and consistency suggestions are inline below. Congrats
> on the recent & cool libinput features.

all fixed locally, thanks!

Cheers,
   Peter