import 'package:flutter/gestures.dart';
import 'package:flutter/material.dart';

void main() {
  runApp(const MyApp());
}

class MyApp extends StatelessWidget {
  const MyApp({super.key});

  @override
  Widget build(BuildContext context) {
    return const MaterialApp(
      home: MyHomePage(),
    );
  }
}

class MyHomePage extends StatelessWidget {
  const MyHomePage({super.key});

  @override
  Widget build(BuildContext context) {
    return RawGestureDetector(
      gestures: <Type, GestureRecognizerFactory>{
        NthTap: GestureRecognizerFactoryWithHandlers<NthTap>(
          () => NthTap(),
          (instance) =>
              instance.onTapDown = (details) => ScaffoldMessenger.of(context)
                ..clearSnackBars()
                ..showSnackBar(SnackBar(
                  content: Center(
                    child: Text(
                      details.globalPosition.toString(),
                    ),
                  ),
                  behavior: SnackBarBehavior.floating,
                )),
        ),
      },
      child: const Scaffold(),
    );
  }
}

class NthTap extends BaseTapGestureRecognizer {
  GestureTapDownCallback? onTapDown;

  NthTap({
    super.debugOwner,
    super.supportedDevices,
    super.allowedButtonsFilter,
  });

  @override
  void handleTapCancel({
    required PointerDownEvent down,
    PointerCancelEvent? cancel,
    required String reason,
  }) {}

  @override
  void handleTapDown({required PointerDownEvent down}) {
    final TapDownDetails details = TapDownDetails(
      globalPosition: down.position,
      localPosition: down.localPosition,
      kind: getKindForPointer(down.pointer),
    );

    if (onTapDown != null) {
      invokeCallback<void>('onTapDown', () => onTapDown!(details));
    }
  }

  @override
  void handleTapUp({
    required PointerDownEvent down,
    required PointerUpEvent up,
  }) {}
}