onPointerDown method
Implementation
@override
void onPointerDown(PointerDownEvent event) {
super.onPointerDown(event);
if (previewMinDuration != null) {
_previewTimer?.cancel();
_previewTimer = Timer(previewMinDuration!, () {
onRejectable(super.currentPointerOffset);
});
}
assert(acceptableDuration != Duration.zero);
if (acceptableDuration != null) {
_acceptableTimer?.cancel();
_acceptableTimer = Timer(acceptableDuration!, reject);
}
}