1-1 Label Swift

gistfile1.txt

import UIKit
import PlaygroundSupport

class CustomLabel: UILabel {
    var topInset: CGFloat = 2.25
    var bottomInset: CGFloat = 2.25

    override func drawText(in rect: CGRect) {
        let insets = UIEdgeInsets(top: topInset, left: 0, bottom: bottomInset, right: 0)
        super.drawText(in: UIEdgeInsetsInsetRect(rect, insets))
    }

    override var intrinsicContentSize: CGSize {
        get {
            var contentSize = super.intrinsicContentSize
            contentSize.height += topInset + bottomInset

            return contentSize
        }
    }
}

class ViewController: UIViewController {
    let topMargin = CGFloat(100)
    let lineHeightMultiple = CGFloat(1)
    let lineSpacing = CGFloat(4.5)

    func attributedString(for text: String) -> NSMutableAttributedString {
        let style = NSMutableParagraphStyle()
        style.lineHeightMultiple = lineHeightMultiple
        style.lineSpacing = lineSpacing
        let string = NSMutableAttributedString(string: text)
        string.addAttribute(.paragraphStyle, value:style, range: NSMakeRange(0, string.length))

        return string
    }

    lazy var label1: CustomLabel = {
        let view = CustomLabel()
        view.translatesAutoresizingMaskIntoConstraints = false
        view.backgroundColor = .red
        view.font = UIFont.systemFont(ofSize: 18)
        view.attributedText = attributedString(for: "Type")

        return view
    }()

    lazy var label2: CustomLabel = {
        let view = CustomLabel()
        view.translatesAutoresizingMaskIntoConstraints = false
        view.backgroundColor = .green
        view.font = UIFont.systemFont(ofSize: 18)
        view.attributedText = attributedString(for: "Type")

        return view
    }()

    lazy var label3: CustomLabel = {
        let view = CustomLabel()
        view.translatesAutoresizingMaskIntoConstraints = false
        view.backgroundColor = .blue
        view.font = UIFont.systemFont(ofSize: 18)
        view.attributedText = attributedString(for: "Type")

        return view
    }()

    lazy var multilineLabel1: CustomLabel = {
        let view = CustomLabel()
        view.translatesAutoresizingMaskIntoConstraints = false
        view.backgroundColor = .brown
        view.numberOfLines = 0
        view.font = UIFont.systemFont(ofSize: 18)
        view.attributedText = attributedString(for: "Type Type Type")

        return view
    }()

    override func viewDidLoad() {
        super.viewDidLoad()

        view.addSubview(label1)
        view.addSubview(label2)
        view.addSubview(label3)
        view.addSubview(multilineLabel1)

        view.backgroundColor = .white

        let margin: CGFloat = 8
        NSLayoutConstraint.activate([
            label1.leadingAnchor.constraint(equalTo: view.leadingAnchor, constant: margin),
            label1.topAnchor.constraint(equalTo: view.topAnchor, constant: topMargin),

            label2.leadingAnchor.constraint(equalTo: view.leadingAnchor, constant: margin),
            label2.topAnchor.constraint(equalTo: label1.bottomAnchor),

            label3.leadingAnchor.constraint(equalTo: view.leadingAnchor, constant: margin),
            label3.topAnchor.constraint(equalTo: label2.bottomAnchor),

            multilineLabel1.leadingAnchor.constraint(equalTo: label1.trailingAnchor),
            multilineLabel1.topAnchor.constraint(equalTo: view.topAnchor, constant: topMargin),
            multilineLabel1.widthAnchor.constraint(equalToConstant: 40)
            ])
    }
}

PlaygroundPage.current.liveView = ViewController()