greggjaskiewicz

for element in cells {
    switch element {

    case .one(let typeOne):
        print("\(typeOne.bar1) \(typeOne.foo1) \(typeOne.foo2) ")

    case .two(let typeTwo):
        print("\(typeTwo.fooString) \(typeTwo.foo1) \(typeTwo.barBool) ")
    }
}

greggjaskiewicz

var cells: [OurStructs] = []

greggjaskiewicz

struct TypeOneStruct {
    let foo1: Int
    let foo2: Int
    let bar1: Bool
}

struct TypeTwoStruct {
    let fooString: String
    let barBool: Bool
    let foo1: Int

greggjaskiewicz

struct TypeOneStruct {
    let foo1: Int
    let foo2: Int
    let bar1: Bool
}

struct TypeTwoStruct {
    let fooString: String
    let barBool: Bool
    let foo1: Int

greggjaskiewicz

struct TypeOneStruct {
    let foo1: Int
    let foo2: Int
    let bar1: Bool
}

struct TypeTwoStruct {
    let fooString: String
    let barBool: Bool
    let foo1: Int

greggjaskiewicz

let count = 15
let center = CGPoint(x: view.frame.width/2, y:view.frame.height/2)
button.center = center

let radius : CGFloat = 100
var angle = CGFloat(2 * M_PI)

for i in 1...count {

   let x = cos(angle) * radius + center.x

greggjaskiewicz

final class PulsateViewAnimator: NSObject {

   private weak var view: UIView?

   private var timer: Timer?
   private let breathOutDuration: TimeInterval
   private let holdDuration: TimeInterval
   private let breathInDuration: TimeInterval
   private let pulseScaleIdentity: CGAffineTransform

greggjaskiewicz

let button = UIButton(frame: CGRect(x: 75, y: 75, width: 100, height: 50))

button.backgroundColor = UIColor.green
button.setTitle("Boom Boom", for: .normal)
button.titleLabel?.textColor = UIColor.black

let view = UIView(frame: CGRect(x: 0, y: 0, width: 300, height: 300))

PlaygroundPage.current.liveView = view
view.addSubview(button)

greggjaskiewicz

final class PulsatingButton: UIButton {
   private var timer: Timer?

   func setup() {
       self.layer.shouldRasterize = true

       self.timer = Timer.scheduledTimer(timeInterval: 5.0, target: self, selector: #selector(timerAction), userInfo: nil, repeats: true)

   }
   private let buttonScaleIdentity = CGAffineTransform.init(scaleX: 1.75, y: 1.75)

greggjaskiewicz

final class PulsatingButtonViewController: UIViewController {

    private var button: UIButton?
    private var timer: Timer?

    override func viewDidLoad() {
        super.viewDidLoad()

        self.button = UIButton(frame: CGRect(x: 250, y: 250, width: 100, height: 50))
        if let button = self.button {