Avedon Share

class LiveView: UIView {

    var startButton : UIButton
    var resetButton : UIButton
    var circle1 : UIView
    var circle2 : UIView
    var circle3 : UIView

    override init(frame: CGRect) {

        startButton = UIButton(type: UIButtonType.System)
        startButton.frame = CGRect(x: 40, y: 600, width: 50, height: 30)
        startButton.setTitle("Start", forState: UIControlState.Normal)

        resetButton = UIButton(type: UIButtonType.System)
        resetButton.frame = CGRect(x: 110, y: 600, width: 50, height: 30)
        resetButton.setTitle("Reset", forState: UIControlState.Normal)


        circle1 = UIView(frame: CGRect(x: 50.0, y: 400.0, width: 100.0, height: 100.0))
        circle1.backgroundColor = UIColor.blackColor().colorWithAlphaComponent(0.1)
        circle1.layer.borderWidth = 4
        circle1.layer.borderColor = UIColor.lightGrayColor().CGColor
        circle1.alpha = 0
        circle1.layer.cornerRadius = 50.0

        circle2 = UIView(frame: CGRect(x: 200.0, y: 400.0, width: 100.0, height: 100.0))
        circle2.backgroundColor = UIColor.blackColor().colorWithAlphaComponent(0.1)
        circle2.layer.borderWidth = 4
        circle2.layer.borderColor = UIColor.lightGrayColor().CGColor
        circle2.alpha = 0
        circle2.layer.cornerRadius = 50.0

        circle3 = UIView(frame: CGRect(x: 350.0, y: 400.0, width: 100.0, height: 100.0))
        circle3.backgroundColor = UIColor.blackColor().colorWithAlphaComponent(0.1)
        circle3.layer.borderWidth = 4
        circle3.layer.borderColor = UIColor.lightGrayColor().CGColor
        circle3.alpha = 0
        circle3.layer.cornerRadius = 50.0

        super.init(frame: frame)

        self.backgroundColor = UIColor.whiteColor()

        self.addSubview(startButton)
        self.addSubview(resetButton)

        self.addSubview(circle1)
        self.addSubview(circle2)
        self.addSubview(circle3)

        startButton.addTarget(self, action: Selector("start"), forControlEvents: UIControlEvents.TouchUpInside)
        resetButton.addTarget(self, action: Selector("reset"), forControlEvents: UIControlEvents.TouchUpInside)

    }

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


    func start() {
        let springV : CGFloat = 0.1
        let damp : CGFloat = 0.46
        let duration : NSTimeInterval = 0.72

        UIView.animateWithDuration(duration, delay: 0.0, usingSpringWithDamping: damp, initialSpringVelocity: springV, options: [], animations: {
            self.circle1.alpha = 1
            self.circle1.center = CGPoint(x: self.circle1.center.x, y: 200)
            }, completion: nil)

        UIView.animateWithDuration(duration, delay: 0.11, usingSpringWithDamping: damp, initialSpringVelocity: springV, options: [], animations: {
            self.circle2.alpha = 1
            self.circle2.center = CGPoint(x: self.circle2.center.x, y: 200)
            }, completion: nil)

        UIView.animateWithDuration(duration, delay: 0.22, usingSpringWithDamping: damp, initialSpringVelocity: springV, options: [], animations: {
            self.circle3.alpha = 1
            self.circle3.center = CGPoint(x: self.circle3.center.x, y: 200)
            }, completion: nil)
    }

    func reset() {
        print("pressed r")
        circle1.alpha = 0
        circle1.center = CGPoint(x: circle1.center.x, y: 400)
        circle2.alpha = 0
        circle2.center = CGPoint(x: circle2.center.x, y: 400)
        circle3.alpha = 0
        circle3.center = CGPoint(x: circle3.center.x, y: 400)
    }
}