问Swift - Visual format language -如何创建多行和多列

EN

> addConstraintsWithFormat(format: "H:|-40-[v0][v1][v2]-[v3]-[v4]-|", 
> views: cashLabel, pinLabel, idealLabel, houseLabel,
> totalPerPayMethodLabel) is placed in between the rows of

> addConstraintsWithFormat(format: "V:|-[v0(30)]-[v1]-[v2]-[v3]-|", 
> views: timePeriodLabel, highBtwLabel, lowBtwLabel, totalPerBtwLabel).

override init(style: UITableViewCell.CellStyle, reuseIdentifier: String?) {
    super.init(style: style, reuseIdentifier: reuseIdentifier) 
    setupViews()
}

required init?(coder aDecoder: NSCoder) {
    super.init(coder: aDecoder)
}

let timePeriodLabel: UILabel = {
    let label = UILabel()
    label.backgroundColor = UIColor.red
    label.text = "Header"
    label.translatesAutoresizingMaskIntoConstraints = false
    label.textAlignment = .center
    return label
}()

let highBtwLabel: UILabel = {
    let label = UILabel()
    label.text = "high vat"
    label.translatesAutoresizingMaskIntoConstraints = false
    return label
}()

let lowBtwLabel: UILabel = {
    let label = UILabel()
    label.text = "low vat"
    label.translatesAutoresizingMaskIntoConstraints = false
    return label
}()

let cashLabel: UILabel = {
    let label = UILabel()
    label.text = "Cash"
    label.translatesAutoresizingMaskIntoConstraints = false
    return label
}()

let pinLabel: UILabel = {
    let label = UILabel()
    label.text = "Pin"
    label.translatesAutoresizingMaskIntoConstraints = false
    return label
}()

let idealLabel: UILabel = {
    let label = UILabel()
    label.text = "IDEAL"
    label.translatesAutoresizingMaskIntoConstraints = false
    return label
}()

let houseLabel: UILabel = {
    let label = UILabel()
    label.text = "House"
    label.translatesAutoresizingMaskIntoConstraints = false
    return label
}()

let totalPerBtwLabel: UILabel = {
    let label = UILabel()
    label.text = "Totaal"
    label.translatesAutoresizingMaskIntoConstraints = false
    return label
}()

let totalPerPayMethodLabel: UILabel = {
    let label = UILabel()
    label.backgroundColor = UIColor.red
    label.text = "Totaal"
    label.translatesAutoresizingMaskIntoConstraints = false
    return label
}()

func setupViews() {

    addSubview(timePeriodLabel)
    addSubview(highBtwLabel)
    addSubview(lowBtwLabel)
    addSubview(cashLabel)
    addSubview(pinLabel)
    addSubview(idealLabel)
    addSubview(houseLabel)
    addSubview(totalPerBtwLabel)
    addSubview(totalPerPayMethodLabel)

    addConstraintsWithFormat(format: "H:|[v0]|", views: timePeriodLabel)
    addConstraintsWithFormat(format: "H:|-40-[v0][v1][v2]-[v3]-[v4]-|", views: cashLabel, pinLabel, idealLabel, houseLabel, totalPerPayMethodLabel)
    addConstraintsWithFormat(format: "H:|[v0]|", views: timePeriodLabel)
    addConstraintsWithFormat(format: "H:|[v0]|", views: highBtwLabel)
    addConstraintsWithFormat(format: "H:|[v0]|", views: lowBtwLabel)
    addConstraintsWithFormat(format: "H:|[v0]|", views: totalPerBtwLabel)

    addConstraintsWithFormat(format: "V:|-[v0(30)]-[v1]-[v2]-[v3]-|", views: timePeriodLabel, highBtwLabel, lowBtwLabel, totalPerBtwLabel)
    addConstraintsWithFormat(format: "V:|-[v0]-|", views: cashLabel)
    addConstraintsWithFormat(format: "V:|-[v0]-|", views: pinLabel)
    addConstraintsWithFormat(format: "V:|-[v0]-|", views: idealLabel)
    addConstraintsWithFormat(format: "V:|-[v0]-|", views: houseLabel)
    addConstraintsWithFormat(format: "V:|-[v0]-|", views: totalPerPayMethodLabel)

}