References
Libraries
Specifies the direction for scroll events.
The surface is scrolled down.
The surface is scrolled to the left.
The surface is scrolled to the right.
The scrolling is determined by the delta values in scroll events. See get_deltas()
get_deltas()
The surface is scrolled up.
ScrollDirection.DOWN
ScrollDirection.LEFT
ScrollDirection.RIGHT
ScrollDirection.SMOOTH
ScrollDirection.UP