GestureStylus.getAxis
bool getAxis(gdk.types.AxisUse axis, out double value)Returns the current value for the requested axis.
This function must be called from the handler of one of the [gtk.gesture_stylus.GestureStylus.down], [gtk.gesture_stylus.GestureStylus.motion], [gtk.gesture_stylus.GestureStylus.up] or [gtk.gesture_stylus.GestureStylus.proximity] signals.
Parameters
axis | requested device axis |
value | return location for the axis value |
Returns
true if there is a current value for the axis