#import JModalController

// ...

func showModal() {
    let storyboard = UIStoryboard(name: "Main", bundle: nil)
    let simpleVC = storyboard.instantiateViewControllerWithIdentifier("SimpleModalViewController") as? SimpleModalViewController

    //Set the delegate in order to dismiss the modal
    simpleVC?.delegate = self

    //Set configuration settings to customize how the modal presents
    let config = JModalConfig(animationDuration: 0.2, tapOverlayDismiss: true, transitionDirection: .Bottom, backgroundTransform: true)

    //Present the modal!
    //`self` if no navigation or tabBar controllers are present!
    presentModal(self, modalViewController: simpleVC!, config: config) {
        print("Presented Simple Modal")
    }
}

import JModalController

var delegate : JModalDelegate?

// ...

@IBAction func dismiss(sender: AnyObject) {
  //Dismiss Modal, give the data parameter anything you want to send back to the presenting view controller.  
  self.delegate!.dismissModal(self, data: nil)
}

/// Background color of the overlay that covers your current view controller. Default set to UIColor(white: 0, alpha: 0.3)
public var overlayBackgroundColor: UIColor

/// Direction where you want the modal to appear from. Default set to .Bottom
public var transitionDirection: JModalTransitionDirection

/// View animation options for how to have modal and overlay to appear. Default set to .CurveLinear
public var animationOptions: UIViewAnimationOptions

/// Duration on how long views animate on appearing and dismissing. Default set to 0.3
public var animationDuration: NSTimeInterval

/// The 0 - 1 value of how much the background viewcontroller transforms on modal appearance. Default set to 0.93
public var backgroundTransformPercentage: Double

/// Boolean indicating of background viewcontroller should transform on modal appearance. Default set to true
public var backgroundTransform: Bool

/// Boolean indicating if tapping on the background overlay should dismiss modal. Default set to true
public var tapOverlayDismiss: Bool

///Swipe gesture directions you want your modal to support for dismissing. Default set to []
public var swipeDirections: [UISwipeGestureRecognizerDirection]