[swift] imageView Attributes

There are six pictures .

class ViewController: UIViewController {

    @IBOutlet weak var imageShow: UIImageView!

    var arrImg = ["img01","img02","img03","img04","img05","img06"]

    var images:Array<UIImage> = []

    var p:Int = 0

    var count:Int = 0

    override func viewDidLoad() {

        super.viewDidLoad()

        imageShow.image = UIImage(named: arrImg[p])

        count = arrImg.count

        for key in arrImg {

            images.append(UIImage(named: key)!)

        }

        imageShow.animationImages = images

        imageShow.animationDuration = NSTimeInterval(count * 1)

        imageShow.animationRepeatCount = 0

        

        // Do any additional setup after loading the view, typically from a nib.

    }

    override func didReceiveMemoryWarning() {

        super.didReceiveMemoryWarning()

        // Dispose of any resources that can be recreated.

    }

    @IBAction func prevClick(sender: UIButton) {

        p = p - 1

        if p < 0 {

            p = count - 1

        }

        imageShow.image = UIImage(named: arrImg[p])

    }

    @IBAction func nextClick(sender: UIButton) {

        p = p + 1

        if p == count {

            p = 0

        }

        imageShow.image = UIImage(named: arrImg[p])

    }

    @IBAction func playClick(sender: UIButton) {

        imageShow.startAnimating()

    }

    @IBAction func stopClick(sender: UIButton) {

        imageShow.stopAnimating()

    }

    @IBAction func borderClick(sender: UIButton) {

        imageShow.layer.borderColor =  UIColor.blueColor().CGColor

        imageShow.layer.borderWidth = 3

    }

    @IBAction func roundClick(sender: UIButton) {

        imageShow.layer.cornerRadius = 10.0

        imageShow.layer.masksToBounds = true

    }

    @IBAction func shadowClick(sender: UIButton) {

        imageShow.layer.shadowColor = UIColor.blackColor().CGColor

        imageShow.layer.shadowOffset = CGSizeMake(10.0, 10.0)

        imageShow.layer.shadowOpacity = 0.8

        imageShow.layer.shadowRadius = 5

    }

    @IBAction func normalClick(sender: UIButton) {

        imageShow.layer.borderWidth = 0

        imageShow.layer.cornerRadius = 0

        imageShow.layer.masksToBounds = false

        imageShow.layer.shadowOpacity = 0

    }

}