https://developer.apple.com/documentation/uikit/uipointerinteractiondelegate/pointerinteraction(_:willenter:animator:)?language=objc
pointerInteraction(_:willEnter:animator:) | Apple Developer Documentation
Informs the delegate when the pointer enters a given region.
apple developeranimatordocumentation
https://developer.apple.com/documentation/uikit/uipointerinteractiondelegate/pointerinteraction(_:willexit:animator:)?language=objc
pointerInteraction(_:willExit:animator:) | Apple Developer Documentation
Informs the delegate when the pointer exits a given region.
apple developeranimatordocumentation