hatena_WithoutStoryboard_viewcontroller_llayout

SplashViewController_layout.swift

class SplashViewController: UIViewController {
    ...
    override func viewDidLoad() {
        super.viewDidLoad()
        view.backgroundColor = .white
        setupSubviews()
    }

    private lazy var label: UILabel = {
        let label = UILabel()
        label.font = UIFont(name: "Menlo", size: 30)
        label.text = "Tutorial"
        label.textAlignment = .center
        return label
    }()

    private lazy var activityIndicator: UIActivityIndicatorView = {
        let indicator = UIActivityIndicatorView(activityIndicatorStyle: .gray)
        indicator.backgroundColor = .clear
        return indicator
    }()

    private func setupSubviews() {
        [label, activityIndicator].forEach(view.addSubview)
        label.snp.makeConstraints {
            $0.center.equalToSuperview()
        }
        activityIndicator.snp.makeConstraints {
            $0.top.equalTo(logoView.snp.bottom).offset(60)
            $0.centerX.equalToSuperview()
            $0.height.width.equalTo(44)
        }
    }
    ...
}