PinCodeInputView/Demo/CustomItemView/UnderlineItemView.swift at 1beb39da3d3ec42972ffccbb42a1d7077c8e96a6 · shima11/PinCodeInputView · GitHub

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//
//  UnderlineItemView.swift
//  Demo
//
//  Created by Jinsei Shima on 2018/11/17.
//  Copyright © 2018 Jinsei Shima. All rights reserved.
//

import UIKit
import PinCodeInputView

final class UnderlineItemView: UIView, ItemType {
	var isSecureText: Bool = false


    var text: Character? = nil {
        didSet {
            guard let text = text else {
                label.text = nil
                return
            }
            label.text = String(text)
        }
    }

    var isHiddenCursor: Bool = false

    private let label: UILabel = .init()
    private let underLineView: UIView = .init()

    init() {

        super.init(frame: .zero)

        addSubview(label)
        addSubview(underLineView)

        clipsToBounds = true

        label.textAlignment = .center
        label.isUserInteractionEnabled = false

        underLineView.backgroundColor = .lightText

    }

    required init?(coder aDecoder: NSCoder) {
        fatalError("init(coder:) has not been implemented")
    }

    override func layoutSubviews() {
        super.layoutSubviews()
        label.frame = bounds

        let width: CGFloat = bounds.width
        let height: CGFloat = 2

        underLineView.frame = CGRect(
            x: (bounds.width - width) / 2,
            y: (bounds.height - height),
            width: width,
            height: height
        )
    }

    func set(appearance: ItemAppearance) {

        label.font = appearance.font
        label.textColor = appearance.textColor
        layoutIfNeeded()
    }

}