150 lines
4.4 KiB
Swift
150 lines
4.4 KiB
Swift
//
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// SPEpisodeMenuView.swift
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// Thimra
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//
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// Created by 曾觉新 on 2025/4/17.
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//
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import UIKit
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class SPEpisodeMenuView: UIView {
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override var intrinsicContentSize: CGSize {
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return CGSize(width: kSPScreenWidth, height: 32)
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}
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var didSelectedIndex: ((_ index: Int) -> Void)?
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var dataArr: [String] = [] {
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didSet {
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self.reloadData()
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}
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}
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var selectedIndex: Int = 0 {
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didSet {
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self.buttonArr.forEach {
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$0.isSelected = $0.tag == selectedIndex
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}
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self.progressSlide()
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}
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}
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private lazy var buttonArr: [UIButton] = []
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//MARK: UI属性
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private lazy var progressView: SPGradientView = {
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let view = SPGradientView()
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view.colors = [UIColor.colorF56490().cgColor, UIColor.colorBF6BFF().cgColor]
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view.startPoint = .init(x: 0, y: 0.5)
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view.endPoint = .init(x: 1, y: 0.5)
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view.locations = [0, 1]
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return view
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}()
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private lazy var scrollView: SPScrollView = {
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let scrollView = SPScrollView()
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scrollView.showsVerticalScrollIndicator = false
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scrollView.showsHorizontalScrollIndicator = false
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return scrollView
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}()
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override init(frame: CGRect) {
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super.init(frame: frame)
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_setupUI()
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}
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required init?(coder: NSCoder) {
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fatalError("init(coder:) has not been implemented")
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}
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private func reloadData() {
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buttonArr.forEach {
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$0.removeFromSuperview()
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}
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buttonArr.removeAll()
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let count = self.dataArr.count
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var previousButton: UIButton?
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dataArr.enumerated().forEach {
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let normalStrig = NSMutableAttributedString(string: $1)
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normalStrig.color = .color9D9D9D()
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normalStrig.font = .fontLight(ofSize: 14)
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let selectedString = NSMutableAttributedString(string: $1)
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selectedString.color = .colorF564B6()
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selectedString.font = .fontMedium(ofSize: 14)
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let button = UIButton(type: .custom)
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button.tag = $0
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button.setAttributedTitle(normalStrig, for: .normal)
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button.setAttributedTitle(selectedString, for: .selected)
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button.setAttributedTitle(selectedString, for: [.selected, .highlighted])
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button.addTarget(self, action: #selector(handleButton), for: .touchUpInside)
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button.isSelected = $0 == selectedIndex
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self.scrollView.addSubview(button)
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self.buttonArr.append(button)
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if previousButton == nil {
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button.snp.makeConstraints { make in
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make.top.left.equalToSuperview()
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make.height.equalTo(32)
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}
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} else if let previousButton = previousButton, count - 1 == $0 {
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button.snp.makeConstraints { make in
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make.top.equalToSuperview()
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make.left.equalTo(previousButton.snp.right).offset(25)
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make.height.equalTo(32)
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make.right.equalToSuperview()
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}
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} else if let previousButton = previousButton {
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button.snp.makeConstraints { make in
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make.top.equalToSuperview()
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make.left.equalTo(previousButton.snp.right).offset(25)
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make.height.equalTo(32)
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}
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}
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previousButton = button
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}
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progressSlide()
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}
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private func progressSlide() {
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if self.selectedIndex >= self.buttonArr.count { return }
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let currentButton = self.buttonArr[self.selectedIndex]
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self.progressView.snp.remakeConstraints { make in
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make.bottom.width.equalTo(currentButton)
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make.centerX.equalTo(currentButton)
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make.height.equalTo(2)
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}
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}
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@objc private func handleButton(sender: UIButton) {
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self.selectedIndex = sender.tag
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self.didSelectedIndex?(self.selectedIndex)
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}
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}
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extension SPEpisodeMenuView {
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private func _setupUI() {
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addSubview(scrollView)
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scrollView.addSubview(progressView)
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scrollView.snp.makeConstraints { make in
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make.left.right.top.equalToSuperview()
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make.bottom.equalToSuperview()
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}
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}
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}
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