diff options
| author | Peter Hutterer <peter.hutterer@who-t.net> | 2017-01-24 09:56:39 +1000 |
|---|---|---|
| committer | Pekka Paalanen <pekka.paalanen@collabora.co.uk> | 2017-01-24 12:00:19 +0200 |
| commit | 2f72d0a8a82dac8c961cb9b4b509208b84322937 (patch) | |
| tree | 51dfa8d98785b6646448c9b14efaef53b902cc04 /protocol | |
| parent | f8ab47690c03245da4938cbab7a4ba6bcb1bebe0 (diff) | |
protocol: add axis_source.wheel_tilt
Unlike a wheel rotation, a wheel tilt is a discrete-only axis. Wheel rotations
are mapped to degrees in libinput but that that does not apply to wheel tilt
axes where there is no physical equivalent.
Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
Reviewed-by: Jonas Ådahl <jadahl@gmail.com>
Acked-by: Daniel Stone <daniels@collabora.com>
Reviewed-by: Daniel Stone <daniels@collabora.com>
Reviewed-by: Yong Bakos <ybakos@humanoriented.com>
Diffstat (limited to 'protocol')
| -rw-r--r-- | protocol/wayland.xml | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/protocol/wayland.xml b/protocol/wayland.xml index 098f286..29b63be 100644 --- a/protocol/wayland.xml +++ b/protocol/wayland.xml @@ -1986,10 +1986,15 @@ finger. One example for this source is button-based scrolling where the vertical motion of a device is converted to scroll events while a button is held down. + + The "wheel tilt" axis source indicates that the actual device is a + wheel but the scroll event is not caused by a rotation but a + (usually sideways) tilt of the wheel. </description> - <entry name="wheel" value="0" summary="a physical wheel" /> + <entry name="wheel" value="0" summary="a physical wheel rotation" /> <entry name="finger" value="1" summary="finger on a touch surface" /> <entry name="continuous" value="2" summary="continuous coordinate space"/> + <entry name="wheel_tilt" value="3" summary="a physical wheel tilt" since="6"/> </enum> <event name="axis_source" since="5"> @@ -2004,7 +2009,8 @@ wl_pointer.axis_source.finger, a wl_pointer.axis_stop event will be sent when the user lifts the finger off the device. - If the source is wl_pointer axis_source.wheel or + If the source is wl_pointer.axis_source.wheel, + wl_pointer.axis_source.wheel_tilt or wl_pointer.axis_source.continuous, a wl_pointer.axis_stop event may or may not be sent. Whether a compositor sends an axis_stop event for these sources is hardware-specific and implementation-dependent; |