enum

Crossing

pub enum Crossing {
    Enter,
    Leave,
    EnterBack,
    LeaveBack,
}

A crossing of the start or end line.

Variants

Enter

The start line was crossed scrolling down.

Leave

The end line was crossed scrolling down.

EnterBack

The end line was crossed scrolling back up.

LeaveBack

The start line was crossed scrolling back up.