How do you make a Horizontal Number Picker Widget in Flutter?

number pickerI want to be able to create a Dialog that allows the user to pick a number from a specified range. I know that there are existing widgets (like those from quietlycoding andNumber Picker. Pick. 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. 13. 14. 15. 16. 17. 18. 19. 20. 21. 22. 23. 24. 25. 26. 27. 28. 29.