yusufozgul

// Bir view oluşturalım.
let gradientView = UIView(frame: CGRect(x: 0, y: 0, width: 400, height: 400))
        
// gradient layer oluşturuyoruz
let gradient = CAGradientLayer()
        
// gradient'imiz için renkleri array halinde ekliyoruz.
gradient.colors = [UIColor.red.cgColor, UIColor.blue.cgColor]
        
// soldan sağa gradient olması

yusufozgul

// Label oluşturup gradient view'umuza ekliyoruz.
let gradientLabel = UILabel(frame: view.bounds)


// Tha magic! Burada gradientLabel'ı view'a maske olarak geçiriyoruz.
view.mask = gradientLabel
gradientLabel.text = "Hello World"
gradientLabel.font = UIFont.boldSystemFont(ofSize: 30)
gradientLabel.textAlignment = .center
gradientView.addSubview(gradientLabel)

yusufozgul

@objc func authAppleID()
    {
        let appleIDProvider = ASAuthorizationAppleIDProvider()
        let authRequest = appleIDProvider.createRequest()
        authRequest.requestedScopes = [.email, .fullName]
        
        let authController = ASAuthorizationController(authorizationRequests: [authRequest])
        authController.presentationContextProvider = self
        authController.delegate = self
        authController.performRequests()

yusufozgul

extension ViewController: ASAuthorizationControllerDelegate, ASAuthorizationControllerPresentationContextProviding
{
    func authorizationController(controller: ASAuthorizationController, didCompleteWithAuthorization authorization: ASAuthorization)
    {
        guard let appleIDCredential = authorization.credential as? ASAuthorizationAppleIDCredential else { return }
        
        print("USER: \(appleIDCredential.user)")
        print("EMAIL: \(appleIDCredential.email!)")
        print("FULL NAME: \(appleIDCredential.fullName!)")
    }

yusufozgul

override func viewDidLoad()
    {
        super.viewDidLoad()
        
        let authButton = ASAuthorizationAppleIDButton()
        authButton.addTarget(self, action: #selector(authAppleID), for: .touchUpInside)
        view.addSubview(authButton)
        authButton.center = view.center
    }

yusufozgul

    @IBAction func error(_ sender: Any)
    {
        let generator = UINotificationFeedbackGenerator()
        generator.notificationOccurred(.error)
    }
    
    @IBAction func succes(_ sender: Any)
    {
        let generator = UINotificationFeedbackGenerator()
        generator.notificationOccurred(.success)

yusufozgul

var buttonsText = ["AC", "±", "%", "÷",
                       "7", "8", "9", "x",
                       "4", "5", "6", "-",
                       "1", "2", "3", "+",
                       "0", "00", ".", "="]
    @State var screenValue = "0"

yusufozgul

 var buttonsText = ["AC", "±", "%", "÷",
                       "7", "8", "9", "x",
                       "4", "5", "6", "-",
                       "1", "2", "3", "+",
                       "0", "00", ".", "="]
    @State var screenValue = "0"
    var calculator = Calculator()

var body: some View {
        VStack { // Vertical Stack İçerisindeki elemanları yatay olarak alt alta ekler

yusufozgul

struct FirstView : View {
    var body: some View {
        NavigationView {
            NavigationLink(destination: SecondView())
            {
                Text("Navigation Link kullanarak diğer sayfaya geçin")
            }
                .navigationBarTitle("İlk Ekran")
        }
    }

yusufozgul

struct ThridViewRow : View {
    var city: String
    var body: some View {
        Text(city)
    }
}

struct ThirdView : View
{
    var listElement = ["Antalya", "İzmir", "İstanbul", "Ankara", "Muğla", "Çanakkale", "Bursa", "Adana"]