Pointer axis events are in the same coordinate space as motion events.
Signed-off-by: Jonas Ådahl <jadahl@gmail.com>
<event name="axis">
<description summary="axis event">
- Scroll and other axis notifications.
+ Scroll and other axis notifications. The value parameter
+ is the length of a vector along an axis in a coordinate space
+ identical to those of motion events, representing the relative
+ movement along an axis.
</description>
<arg name="time" type="uint"/>