import UIKit

protocol MYDatePickerViewControllerDelegate {
func didFinishSelectingDate(selectedDate:NSDate)
}

class MYDatePickerViewController: UIViewController {

@IBOutlet weak var containerView: UIView!
@IBOutlet weak var datePicker: UIDatePicker!
@IBOutlet weak var navigationBar: UINavigationBar!

var datePickerDelegate : MYDatePickerViewControllerDelegate?
var customTransitioningDelegate: MYFadeInFadeOutTransitioning? = MYFadeInFadeOutTransitioning()

init(){
    super.init(nibName: "MyDatePickerViewController", bundle: NSBundle.mainBundle())

    transitioningDelegate = customTransitioningDelegate
    modalPresentationStyle = .Custom
}
convenience init(withSelectedDate date: NSDate) {
    self.init()

}
required init?(coder aDecoder: NSCoder) {
    fatalError("init(coder:) has not been implemented")
}
deinit {
    customTransitioningDelegate = nil
}

override func viewDidLoad() {
    super.viewDidLoad()
    setupViewControllerUI()
}

func setupViewControllerUI() {
    containerView.tag = kContainerViewTag

}

@IBAction func doneButtonTapped(sender: AnyObject) {
    datePickerDelegate?.didFinishSelectingDate(self.datePicker.date)
    print(self.datePicker.date)
    dismissViewControllerAnimated(true, completion: nil)
}
@IBAction func cancelButtonTapped(sender: AnyObject) {
    dismissViewControllerAnimated(true, completion: nil)
}
}

let timePickerViewController = MYDatePickerViewController()
presentViewController(timePickerViewController, animated: true, completion: nil)

let datePicker = YASDatePickerViewController()
    datePicker.datePickerDelegate = self

func didFinishSelectingDate(selectedDate: NSDate) {
    print(selectedDate)
}