registerOnSwipe method

void registerOnSwipe(
  1. SwipeCallback? swipeCallback
)

Registers a callback for single-pointer swipe (fling) gestures.

Swipe events consist of a pointer down, rapid move, and release.

Parameters

  • swipeCallback: (SwipeCallback?) Receives delta distances and speed information. Pass null to unregister.

Implementation

void registerOnSwipe(final SwipeCallback? swipeCallback) {
  _swipeCallback = swipeCallback;

  GemKitPlatform.instance.filterEvent(
    pointerId,
    'onSwipe',
    swipeCallback == null,
  );
}