Package: gdk

Accessor gdk:event-touchpad-pinch-angle-delta

Lambda List

gdk:event-touchpad-pinch-angle-delta (instance)

Syntax

(gdk:event-touchpad-pinch-angle-delta instance) => angle-delta
(setf (gdk:event-touchpad-pinch-angle-delta instance) angle-delta)

Arguments

instance -- a gdk:event-touchpad-pinch instance
angle-delta -- a double float for the angle change in radians, negative anlges denote counter-clockwise movements

Details

The accessor for the angle-delta slot of the gdk:event-touchpad-pinch structure.
 

See also

gdk:event-touchpad-pinch
2025-10-08