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https://github.com/Ranchero-Software/NetNewsWire
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# Conflicts: # Mac/AppDelegate.swift # Mac/Base.lproj/Preferences.storyboard # NetNewsWire.xcodeproj/project.pbxproj # Shared/Localizations/LocalizedNetNewsWireError.swift # iOS/MasterFeed/MasterFeedViewController.swift # iOS/Settings/Appearance/ArticleThemeManagerView.swift # iOS/Settings/Appearance/DisplayAndBehaviorsView.swift # iOS/Settings/General/SettingsView.swift
103 lines
2.9 KiB
Swift
103 lines
2.9 KiB
Swift
//
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// ImageViewController.swift
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// NetNewsWire-iOS
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//
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// Created by Maurice Parker on 10/12/19.
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// Copyright © 2019 Ranchero Software. All rights reserved.
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//
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import UIKit
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class ImageViewController: UIViewController {
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@IBOutlet weak var closeButton: UIButton!
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@IBOutlet weak var shareButton: UIButton!
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@IBOutlet weak var imageScrollView: ImageScrollView!
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@IBOutlet weak var titleLabel: UILabel!
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@IBOutlet weak var titleBackground: UIVisualEffectView!
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@IBOutlet weak var titleLeading: NSLayoutConstraint!
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@IBOutlet weak var titleTrailing: NSLayoutConstraint!
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var image: UIImage!
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var imageTitle: String?
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var zoomedFrame: CGRect {
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return imageScrollView.zoomedFrame
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}
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override var keyCommands: [UIKeyCommand]? {
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return [
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UIKeyCommand(
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title: NSLocalizedString("Close Image", comment: "Close Image"),
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action: #selector(done(_:)),
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input: " "
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)
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]
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}
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override func viewDidLoad() {
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super.viewDidLoad()
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closeButton.imageView?.contentMode = .scaleAspectFit
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closeButton.accessibilityLabel = NSLocalizedString("button.title.close", comment: "Close")
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shareButton.accessibilityLabel = NSLocalizedString("button.title.share", comment: "Share")
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imageScrollView.setup()
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imageScrollView.imageScrollViewDelegate = self
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imageScrollView.imageContentMode = .aspectFit
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imageScrollView.initialOffset = .center
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imageScrollView.display(image: image)
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titleLabel.text = imageTitle ?? ""
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layoutTitleLabel()
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guard imageTitle != "" else {
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titleBackground.removeFromSuperview()
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return
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}
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titleBackground.layer.cornerRadius = 6
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}
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override func viewWillTransition(to size: CGSize, with coordinator: UIViewControllerTransitionCoordinator) {
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super.viewWillTransition(to: size, with: coordinator)
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coordinator.animate(alongsideTransition: { [weak self] context in
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self?.imageScrollView.resize()
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})
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}
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@IBAction func share(_ sender: Any) {
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guard let image = image else { return }
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let activityViewController = UIActivityViewController(activityItems: [image], applicationActivities: nil)
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activityViewController.popoverPresentationController?.sourceView = shareButton
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activityViewController.popoverPresentationController?.sourceRect = shareButton.bounds
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present(activityViewController, animated: true)
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}
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@IBAction func done(_ sender: Any) {
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dismiss(animated: true)
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}
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private func layoutTitleLabel(){
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let width = view.frame.width
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let multiplier = UIDevice.current.userInterfaceIdiom == .pad ? CGFloat(0.1) : CGFloat(0.04)
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titleLeading.constant += width * multiplier
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titleTrailing.constant -= width * multiplier
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titleLabel.layoutIfNeeded()
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}
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}
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// MARK: ImageScrollViewDelegate
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extension ImageViewController: ImageScrollViewDelegate {
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func imageScrollViewDidGestureSwipeUp(imageScrollView: ImageScrollView) {
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dismiss(animated: true)
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}
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func imageScrollViewDidGestureSwipeDown(imageScrollView: ImageScrollView) {
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dismiss(animated: true)
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}
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}
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