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98 lines
3.9 KiB
98 lines
3.9 KiB
// BarPagerTabStripViewController.swift
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// XLPagerTabStrip ( https://github.com/xmartlabs/XLPagerTabStrip )
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//
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// Copyright (c) 2017 Xmartlabs ( http://xmartlabs.com )
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//
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files (the "Software"), to deal
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// in the Software without restriction, including without limitation the rights
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// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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// copies of the Software, and to permit persons to whom the Software is
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// furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in
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// all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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// THE SOFTWARE.
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import Foundation
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import UIKit
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public struct BarPagerTabStripSettings {
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public struct Style {
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public var barBackgroundColor: UIColor?
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public var selectedBarBackgroundColor: UIColor?
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public var barHeight: CGFloat = 5 // barHeight is ony set up when the bar is created programatically and not using storyboards or xib files.
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}
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public var style = Style()
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}
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open class BarPagerTabStripViewController: PagerTabStripViewController, PagerTabStripDataSource, PagerTabStripIsProgressiveDelegate {
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public var settings = BarPagerTabStripSettings()
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@IBOutlet weak public var barView: BarView!
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required public init?(coder aDecoder: NSCoder) {
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super.init(coder: aDecoder)
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delegate = self
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datasource = self
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}
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public override init(nibName nibNameOrNil: String?, bundle nibBundleOrNil: Bundle?) {
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super.init(nibName: nibNameOrNil, bundle: nibBundleOrNil)
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delegate = self
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datasource = self
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}
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open override func viewDidLoad() {
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super.viewDidLoad()
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barView = barView ?? {
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let barView = BarView(frame: CGRect(x: 0, y: 0, width: view.frame.size.width, height: settings.style.barHeight))
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barView.autoresizingMask = .flexibleWidth
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barView.backgroundColor = .black
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barView.selectedBar.backgroundColor = .white
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return barView
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}()
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barView.backgroundColor = settings.style.barBackgroundColor ?? barView.backgroundColor
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barView.selectedBar.backgroundColor = settings.style.selectedBarBackgroundColor ?? barView.selectedBar.backgroundColor
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}
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open override func viewWillAppear(_ animated: Bool) {
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super.viewWillAppear(animated)
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if barView.superview == nil {
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view.addSubview(barView)
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}
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barView.optionsCount = viewControllers.count
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barView.moveTo(index: currentIndex, animated: false)
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}
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open override func reloadPagerTabStripView() {
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super.reloadPagerTabStripView()
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barView.optionsCount = viewControllers.count
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if isViewLoaded {
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barView.moveTo(index: currentIndex, animated: false)
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}
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}
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// MARK: - PagerTabStripDelegate
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open func updateIndicator(for viewController: PagerTabStripViewController, fromIndex: Int, toIndex: Int, withProgressPercentage progressPercentage: CGFloat, indexWasChanged: Bool) {
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barView.move(fromIndex: fromIndex, toIndex: toIndex, progressPercentage: progressPercentage)
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}
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open func updateIndicator(for viewController: PagerTabStripViewController, fromIndex: Int, toIndex: Int) {
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barView.moveTo(index: toIndex, animated: true)
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}
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}
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