Andrea Busi
131 lines
4.0 KiB
Swift
131 lines
4.0 KiB
Swift
//
|
|
// SettingSliderTableViewCell.swift
|
|
// Earthquake Network
|
|
//
|
|
// Created by Busi Andrea on 25/08/2020.
|
|
// Copyright © 2020 Earthquake Network. All rights reserved.
|
|
//
|
|
|
|
import UIKit
|
|
|
|
class SettingSliderTableViewCell: UITableViewCell {
|
|
|
|
static let Identifier = "SliderCell"
|
|
|
|
var isDisabled: Bool = false {
|
|
didSet {
|
|
updateUI()
|
|
}
|
|
}
|
|
var valueChanged: ((EQNGenericValue) -> Void)?
|
|
var dragEnded: (() -> Void)?
|
|
private var items = [EQNGenericValue]()
|
|
|
|
|
|
// MARK: - Properties
|
|
|
|
lazy var titleLabel: UILabel = {
|
|
let label = UILabel()
|
|
label.translatesAutoresizingMaskIntoConstraints = false
|
|
label.numberOfLines = 0
|
|
label.font = UIFont.preferredFont(forTextStyle: .body)
|
|
label.textColor = AppTheme.shared.textColor
|
|
return label
|
|
}()
|
|
|
|
lazy var valueLabel: UILabel = {
|
|
let label = UILabel()
|
|
label.translatesAutoresizingMaskIntoConstraints = false
|
|
label.numberOfLines = 0
|
|
label.font = UIFont.preferredFont(forTextStyle: .subheadline)
|
|
label.textColor = AppTheme.shared.valueColor
|
|
return label
|
|
}()
|
|
|
|
lazy var slider: UISlider = {
|
|
let slider = UISlider()
|
|
slider.isContinuous = true
|
|
slider.addTarget(self, action: #selector(sliderChanged(_:)), for: .valueChanged)
|
|
slider.addTarget(self, action: #selector(sliderEnded(_:)), for: .touchUpInside)
|
|
return slider
|
|
}()
|
|
|
|
// MARK: - Init
|
|
|
|
override init(style: UITableViewCell.CellStyle, reuseIdentifier: String?) {
|
|
super.init(style: style, reuseIdentifier: reuseIdentifier)
|
|
setupUI()
|
|
}
|
|
|
|
required init?(coder: NSCoder) {
|
|
super.init(coder: coder)
|
|
setupUI()
|
|
}
|
|
|
|
// MARK: - Private
|
|
|
|
private func setupUI() {
|
|
selectionStyle = .none
|
|
|
|
let stackView = UIStackView()
|
|
stackView.translatesAutoresizingMaskIntoConstraints = false
|
|
stackView.axis = .vertical
|
|
stackView.distribution = .equalSpacing
|
|
stackView.spacing = 8
|
|
|
|
stackView.addArrangedSubview(titleLabel)
|
|
stackView.addArrangedSubview(valueLabel)
|
|
stackView.addArrangedSubview(slider)
|
|
|
|
contentView.addSubview(stackView)
|
|
|
|
stackView.topAnchor.constraint(equalTo: contentView.layoutMarginsGuide.topAnchor).isActive = true
|
|
stackView.trailingAnchor.constraint(equalTo: contentView.layoutMarginsGuide.trailingAnchor).isActive = true
|
|
stackView.leadingAnchor.constraint(equalTo: contentView.layoutMarginsGuide.leadingAnchor).isActive = true
|
|
stackView.bottomAnchor.constraint(equalTo: contentView.layoutMarginsGuide.bottomAnchor).isActive = true
|
|
}
|
|
|
|
private func updateUI() {
|
|
let theme = AppTheme.shared
|
|
titleLabel.textColor = isDisabled ? theme.textDisabledColor : theme.textColor
|
|
valueLabel.textColor = isDisabled ? theme.textDisabledColor : theme.valueColor
|
|
slider.isEnabled = !isDisabled
|
|
}
|
|
|
|
// MARK: - Actions
|
|
|
|
@objc private func sliderChanged(_ sender: UISlider) {
|
|
let index = Int(sender.value)
|
|
let item = items[index]
|
|
|
|
// make slider with step values
|
|
let step: Float = 1
|
|
let roundedValue = round(sender.value / step) * step
|
|
sender.value = roundedValue
|
|
|
|
// update value
|
|
valueLabel.text = item.display
|
|
valueChanged?(item)
|
|
}
|
|
|
|
@objc private func sliderEnded(_ sender: UISlider) {
|
|
dragEnded?()
|
|
}
|
|
|
|
// MARK: - Public
|
|
|
|
@objc func configureSlider(with items: [EQNGenericValue], current: EQNGenericValue) {
|
|
self.items = items
|
|
|
|
slider.minimumValue = 0
|
|
slider.maximumValue = Float(items.count - 1)
|
|
if let index = items.firstIndex(of: current) {
|
|
slider.value = Float(index)
|
|
valueLabel.text = current.display
|
|
} else {
|
|
slider.value = 0
|
|
valueLabel.text = ""
|
|
}
|
|
}
|
|
}
|