class GuitarString: UIView {
lazy var topBorder: UIView = {
let line = UIView()
line.translatesAutoresizingMaskIntoConstraints = false
return line
}()
lazy var bottomBorder: UIView = {
let line = UIView()
line.translatesAutoresizingMaskIntoConstraints = false
return line
}()
var lineWidth: CGFloat = 0.5
var lineColor: UIColor = .black
init(){
super.init(frame: .zero)
layout()
}
private func layout() {
self.addSubview(topBorder)
self.backgroundColor = .lightGray
topBorder.leftAnchor.constraint(equalTo: self.leftAnchor).isActive = true
topBorder.topAnchor.constraint(equalTo: self.topAnchor).isActive = true
topBorder.rightAnchor.constraint(equalTo: self.rightAnchor).isActive = true
topBorder.heightAnchor.constraint(equalToConstant: lineWidth).isActive = true
topBorder.backgroundColor = lineColor
self.addSubview(bottomBorder)
bottomBorder.leftAnchor.constraint(equalTo: self.leftAnchor).isActive = true
bottomBorder.bottomAnchor.constraint(equalTo: self.bottomAnchor).isActive = true
bottomBorder.rightAnchor.constraint(equalTo: self.rightAnchor).isActive = true
bottomBorder.heightAnchor.constraint(equalToConstant: lineWidth).isActive = true
bottomBorder.backgroundColor = lineColor
}
required init?(coder: NSCoder) {
fatalError("init(coder:) has not been implemented")
}
}