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3 Commits

Author SHA1 Message Date
Shadowfacts cf71fc3f98 Remove old gallery implementation
See #450
2024-03-19 15:20:18 -04:00
Shadowfacts be977dbea9 Gallery rewrite
See #450
2024-03-19 15:04:14 -04:00
Shadowfacts f327cfd197 Move SwiftPM packages into separate group 2024-03-17 18:57:51 -04:00
45 changed files with 2050 additions and 1914 deletions

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@ -1,7 +0,0 @@
<?xml version="1.0" encoding="UTF-8"?>
<Workspace
version = "1.0">
<FileRef
location = "self:">
</FileRef>
</Workspace>

8
Packages/GalleryVC/.gitignore vendored Normal file
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.DS_Store
/.build
/Packages
xcuserdata/
DerivedData/
.swiftpm/configuration/registries.json
.swiftpm/xcode/package.xcworkspace/contents.xcworkspacedata
.netrc

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// swift-tools-version: 5.10
// The swift-tools-version declares the minimum version of Swift required to build this package.
import PackageDescription
let package = Package(
name: "GalleryVC",
platforms: [
.iOS(.v15),
],
products: [
// Products define the executables and libraries a package produces, making them visible to other packages.
.library(
name: "GalleryVC",
targets: ["GalleryVC"]),
],
targets: [
// Targets are the basic building blocks of a package, defining a module or a test suite.
// Targets can depend on other targets in this package and products from dependencies.
.target(
name: "GalleryVC"),
.testTarget(
name: "GalleryVCTests",
dependencies: ["GalleryVC"]),
]
)

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//
// GalleryContentViewController.swift
// GalleryVC
//
// Created by Shadowfacts on 3/17/24.
//
import UIKit
@MainActor
public protocol GalleryContentViewController: UIViewController {
var container: GalleryContentViewControllerContainer? { get set }
var contentSize: CGSize { get }
var activityItemsForSharing: [Any] { get }
var caption: String? { get }
var bottomControlsAccessoryViewController: UIViewController? { get }
var canAnimateFromSourceView: Bool { get }
}
public extension GalleryContentViewController {
var bottomControlsAccessoryViewController: UIViewController? {
nil
}
var canAnimateFromSourceView: Bool {
true
}
}

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//
// GalleryContentViewControllerContainer.swift
// GalleryVC
//
// Created by Shadowfacts on 12/28/23.
//
import Foundation
@MainActor
public protocol GalleryContentViewControllerContainer {
func setGalleryContentLoading(_ loading: Bool)
func galleryContentChanged()
func disableGalleryScrollAndZoom()
}

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@ -0,0 +1,22 @@
//
// GalleryDataSource.swift
// GalleryVC
//
// Created by Shadowfacts on 12/28/23.
//
import UIKit
@MainActor
public protocol GalleryDataSource {
func galleryItemsCount() -> Int
func galleryContentViewController(forItemAt index: Int) -> GalleryContentViewController
func galleryContentTransitionSourceView(forItemAt index: Int) -> UIView?
func galleryApplicationActivities(forItemAt index: Int) -> [UIActivity]?
}
public extension GalleryDataSource {
func galleryApplicationActivities(forItemAt index: Int) -> [UIActivity]? {
nil
}
}

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//
// GalleryDismissAnimationController.swift
// GalleryVC
//
// Created by Shadowfacts on 3/1/24.
//
import UIKit
class GalleryDismissAnimationController: NSObject, UIViewControllerAnimatedTransitioning {
private let sourceView: UIView
private let interactiveTranslation: CGPoint?
private let interactiveVelocity: CGPoint?
init(sourceView: UIView, interactiveTranslation: CGPoint?, interactiveVelocity: CGPoint?) {
self.sourceView = sourceView
self.interactiveTranslation = interactiveTranslation
self.interactiveVelocity = interactiveVelocity
}
func transitionDuration(using transitionContext: (any UIViewControllerContextTransitioning)?) -> TimeInterval {
return 0.3
}
func animateTransition(using transitionContext: any UIViewControllerContextTransitioning) {
guard let to = transitionContext.viewController(forKey: .to),
let from = transitionContext.viewController(forKey: .from) as? GalleryViewController else {
fatalError()
}
let itemViewController = from.currentItemViewController
if !itemViewController.content.canAnimateFromSourceView || (UIAccessibility.prefersCrossFadeTransitions && interactiveVelocity == nil) {
animateCrossFadeTransition(using: transitionContext)
return
}
let container = transitionContext.containerView
let sourceFrameInContainer = container.convert(sourceView.bounds, from: sourceView)
let destFrameInContainer = container.convert(itemViewController.content.view.bounds, from: itemViewController.content.view)
let origSourceTransform = sourceView.transform
let appliedSourceToDestTransform: Bool
if destFrameInContainer.width > 0 && destFrameInContainer.height > 0 {
appliedSourceToDestTransform = true
let sourceToDestTransform = origSourceTransform
.translatedBy(x: destFrameInContainer.midX - sourceFrameInContainer.midX, y: destFrameInContainer.midY - sourceFrameInContainer.midY)
.scaledBy(x: destFrameInContainer.width / sourceFrameInContainer.width, y: destFrameInContainer.height / sourceFrameInContainer.height)
sourceView.transform = sourceToDestTransform
} else {
appliedSourceToDestTransform = false
}
let content = itemViewController.takeContent()
content.view.translatesAutoresizingMaskIntoConstraints = true
content.view.layer.masksToBounds = true
container.addSubview(to.view)
container.addSubview(from.view)
container.addSubview(content.view)
content.view.frame = destFrameInContainer
content.view.layer.opacity = 1
container.layoutIfNeeded()
let duration = self.transitionDuration(using: transitionContext)
var initialVelocity: CGVector
if let interactiveVelocity,
let interactiveTranslation,
// very short/fast flicks don't transfer their velocity, since it makes size change animation look wacky due to the springs initial undershoot
sqrt(pow(interactiveTranslation.x, 2) + pow(interactiveTranslation.y, 2)) > 100,
sqrt(pow(interactiveVelocity.x, 2) + pow(interactiveVelocity.y, 2)) < 2000 {
let xDistance = sourceFrameInContainer.midX - destFrameInContainer.midX
let yDistance = sourceFrameInContainer.midY - destFrameInContainer.midY
initialVelocity = CGVector(
dx: xDistance == 0 ? 0 : interactiveVelocity.x / xDistance,
dy: yDistance == 0 ? 0 : interactiveVelocity.y / yDistance
)
} else {
initialVelocity = .zero
}
initialVelocity.dx = max(-10, min(10, initialVelocity.dx))
initialVelocity.dy = max(-10, min(10, initialVelocity.dy))
// no bounce for the dismiss animation
let spring = UISpringTimingParameters(mass: 1, stiffness: 439, damping: 42, initialVelocity: initialVelocity)
let animator = UIViewPropertyAnimator(duration: duration, timingParameters: spring)
animator.addAnimations {
from.view.layer.opacity = 0
if appliedSourceToDestTransform {
self.sourceView.transform = origSourceTransform
}
content.view.frame = sourceFrameInContainer
content.view.layer.opacity = 0
itemViewController.setControlsVisible(false, animated: false)
}
animator.addCompletion { _ in
transitionContext.completeTransition(true)
}
animator.startAnimation()
}
private func animateCrossFadeTransition(using transitionContext: UIViewControllerContextTransitioning) {
guard let fromVC = transitionContext.viewController(forKey: .from),
let toVC = transitionContext.viewController(forKey: .to) else {
return
}
transitionContext.containerView.addSubview(toVC.view)
transitionContext.containerView.addSubview(fromVC.view)
let duration = transitionDuration(using: transitionContext)
let animator = UIViewPropertyAnimator(duration: duration, curve: .easeInOut)
animator.addAnimations {
fromVC.view.alpha = 0
}
animator.addCompletion { _ in
transitionContext.completeTransition(!transitionContext.transitionWasCancelled)
}
animator.startAnimation()
}
}

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//
// GalleryDismissInteraction.swift
// GalleryVC
//
// Created by Shadowfacts on 3/1/24.
//
import UIKit
@MainActor
class GalleryDismissInteraction: NSObject {
private let viewController: GalleryViewController
private var content: GalleryContentViewController?
private var origContentFrameInGallery: CGRect?
private var origControlsVisible: Bool?
private(set) var isActive = false
private(set) var dismissVelocity: CGPoint?
private(set) var dismissTranslation: CGPoint?
init(viewController: GalleryViewController) {
self.viewController = viewController
super.init()
let panRecognizer = UIPanGestureRecognizer(target: self, action: #selector(panRecognized))
panRecognizer.delegate = self
viewController.view.addGestureRecognizer(panRecognizer)
}
@objc private func panRecognized(_ recognizer: UIPanGestureRecognizer) {
switch recognizer.state {
case .began:
isActive = true
origContentFrameInGallery = viewController.view.convert(viewController.currentItemViewController.content.view.bounds, from: viewController.currentItemViewController.content.view)
content = viewController.currentItemViewController.takeContent()
content!.view.translatesAutoresizingMaskIntoConstraints = true
content!.view.frame = origContentFrameInGallery!
viewController.view.addSubview(content!.view)
origControlsVisible = viewController.currentItemViewController.controlsVisible
if origControlsVisible! {
viewController.currentItemViewController.setControlsVisible(false, animated: true)
}
case .changed:
let translation = recognizer.translation(in: viewController.view)
content!.view.frame = origContentFrameInGallery!.offsetBy(dx: translation.x, dy: translation.y)
case .ended:
let translation = recognizer.translation(in: viewController.view)
let velocity = recognizer.velocity(in: viewController.view)
dismissVelocity = velocity
dismissTranslation = translation
viewController.dismiss(animated: true)
// don't unset this until after dismiss is called, so that the dismiss animation controller can read it
isActive = false
default:
break
}
}
}
extension GalleryDismissInteraction: UIGestureRecognizerDelegate {
func gestureRecognizerShouldBegin(_ gestureRecognizer: UIGestureRecognizer) -> Bool {
let itemVC = viewController.currentItemViewController
if viewController.galleryDataSource.galleryContentTransitionSourceView(forItemAt: itemVC.itemIndex) == nil {
return false
} else if itemVC.scrollView.zoomScale > itemVC.scrollView.minimumZoomScale {
return false
} else if !itemVC.scrollAndZoomEnabled {
return false
} else {
return true
}
}
}

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//
// GalleryItemViewController.swift
// GalleryVC
//
// Created by Shadowfacts on 12/28/23.
//
import UIKit
import AVFoundation
@MainActor
protocol GalleryItemViewControllerDelegate: AnyObject {
func isGalleryBeingPresented() -> Bool
func addPresentationAnimationCompletion(_ block: @escaping () -> Void)
func galleryItemClose(_ item: GalleryItemViewController)
func galleryItemApplicationActivities(_ item: GalleryItemViewController) -> [UIActivity]?
}
class GalleryItemViewController: UIViewController {
private weak var delegate: GalleryItemViewControllerDelegate?
let itemIndex: Int
let content: GalleryContentViewController
private var activityIndicator: UIActivityIndicatorView?
private(set) var scrollView: UIScrollView!
private var topControlsView: UIView!
private var shareButton: UIButton!
private var shareButtonLeadingConstraint: NSLayoutConstraint!
private var shareButtonTopConstraint: NSLayoutConstraint!
private var closeButtonTrailingConstraint: NSLayoutConstraint!
private var closeButtonTopConstraint: NSLayoutConstraint!
private var bottomControlsView: UIStackView!
private(set) var captionTextView: UITextView!
private var contentViewLeadingConstraint: NSLayoutConstraint?
private var contentViewTopConstraint: NSLayoutConstraint?
private(set) var controlsVisible: Bool = true
private(set) var scrollAndZoomEnabled = true
override var prefersHomeIndicatorAutoHidden: Bool {
return !controlsVisible
}
init(delegate: GalleryItemViewControllerDelegate, itemIndex: Int, content: GalleryContentViewController) {
self.delegate = delegate
self.itemIndex = itemIndex
self.content = content
super.init(nibName: nil, bundle: nil)
content.container = self
}
required init?(coder: NSCoder) {
fatalError("init(coder:) has not been implemented")
}
override func viewDidLoad() {
super.viewDidLoad()
let scrollView = UIScrollView()
self.scrollView = scrollView
scrollView.translatesAutoresizingMaskIntoConstraints = false
scrollView.delegate = self
view.addSubview(scrollView)
addContent()
centerContent()
topControlsView = UIView()
topControlsView.translatesAutoresizingMaskIntoConstraints = false
view.addSubview(topControlsView)
var shareConfig = UIButton.Configuration.plain()
shareConfig.baseForegroundColor = .white
shareConfig.image = UIImage(systemName: "square.and.arrow.up")
shareButton = UIButton(configuration: shareConfig)
shareButton.addTarget(self, action: #selector(shareButtonPressed), for: .touchUpInside)
shareButton.translatesAutoresizingMaskIntoConstraints = false
updateShareButton()
topControlsView.addSubview(shareButton)
var closeConfig = UIButton.Configuration.plain()
closeConfig.baseForegroundColor = .white
closeConfig.image = UIImage(systemName: "xmark")
let closeButton = UIButton(configuration: closeConfig)
closeButton.addTarget(self, action: #selector(closeButtonPressed), for: .touchUpInside)
closeButton.translatesAutoresizingMaskIntoConstraints = false
topControlsView.addSubview(closeButton)
bottomControlsView = UIStackView()
bottomControlsView.translatesAutoresizingMaskIntoConstraints = false
bottomControlsView.axis = .vertical
bottomControlsView.alignment = .fill
bottomControlsView.backgroundColor = .black.withAlphaComponent(0.5)
view.addSubview(bottomControlsView)
if let controlsAccessory = content.bottomControlsAccessoryViewController {
addChild(controlsAccessory)
bottomControlsView.addArrangedSubview(controlsAccessory.view)
controlsAccessory.didMove(toParent: self)
// Make sure the controls accessory is within the safe area.
let spacer = UIView()
bottomControlsView.addArrangedSubview(spacer)
let spacerTopConstraint = spacer.topAnchor.constraint(equalTo: view.safeAreaLayoutGuide.bottomAnchor)
spacerTopConstraint.priority = .init(999)
spacerTopConstraint.isActive = true
}
captionTextView = UITextView()
captionTextView.backgroundColor = .clear
captionTextView.textColor = .white
captionTextView.isEditable = false
captionTextView.isSelectable = true
captionTextView.font = .preferredFont(forTextStyle: .body)
captionTextView.adjustsFontForContentSizeCategory = true
updateCaptionTextView()
bottomControlsView.addArrangedSubview(captionTextView)
closeButtonTrailingConstraint = topControlsView.trailingAnchor.constraint(equalTo: closeButton.trailingAnchor)
closeButtonTopConstraint = closeButton.topAnchor.constraint(equalTo: topControlsView.topAnchor)
shareButtonLeadingConstraint = shareButton.leadingAnchor.constraint(equalTo: topControlsView.leadingAnchor)
shareButtonTopConstraint = shareButton.topAnchor.constraint(equalTo: topControlsView.topAnchor)
NSLayoutConstraint.activate([
scrollView.leadingAnchor.constraint(equalTo: view.leadingAnchor),
scrollView.trailingAnchor.constraint(equalTo: view.trailingAnchor),
scrollView.topAnchor.constraint(equalTo: view.topAnchor),
scrollView.bottomAnchor.constraint(equalTo: view.bottomAnchor),
topControlsView.leadingAnchor.constraint(equalTo: view.leadingAnchor),
topControlsView.trailingAnchor.constraint(equalTo: view.trailingAnchor),
topControlsView.topAnchor.constraint(equalTo: view.topAnchor),
shareButtonLeadingConstraint,
shareButtonTopConstraint,
shareButton.bottomAnchor.constraint(equalTo: topControlsView.bottomAnchor),
closeButtonTrailingConstraint,
closeButtonTopConstraint,
closeButton.bottomAnchor.constraint(equalTo: topControlsView.bottomAnchor),
bottomControlsView.leadingAnchor.constraint(equalTo: view.leadingAnchor),
bottomControlsView.trailingAnchor.constraint(equalTo: view.trailingAnchor),
bottomControlsView.bottomAnchor.constraint(equalTo: view.bottomAnchor),
captionTextView.heightAnchor.constraint(equalToConstant: 150),
])
let singleTap = UITapGestureRecognizer(target: self, action: #selector(viewPressed))
let doubleTap = UITapGestureRecognizer(target: self, action: #selector(viewDoublePressed))
doubleTap.numberOfTapsRequired = 2
// this requirement is needed to make sure the double tap is ever recognized
singleTap.require(toFail: doubleTap)
view.addGestureRecognizer(singleTap)
view.addGestureRecognizer(doubleTap)
}
override func viewSafeAreaInsetsDidChange() {
super.viewSafeAreaInsetsDidChange()
updateZoomScale(resetZoom: false)
// Ensure the transform is correct if the controls are hidden
setControlsVisible(controlsVisible, animated: false)
updateTopControlsInsets()
}
override func viewDidLayoutSubviews() {
super.viewDidLayoutSubviews()
centerContent()
}
override func viewDidAppear(_ animated: Bool) {
super.viewDidAppear(animated)
if controlsVisible && !captionTextView.isHidden {
captionTextView.flashScrollIndicators()
}
}
func takeContent() -> GalleryContentViewController {
content.willMove(toParent: nil)
content.removeFromParent()
content.view.removeFromSuperview()
return content
}
func addContent() {
content.view.translatesAutoresizingMaskIntoConstraints = false
if content.parent != self {
addChild(content)
content.didMove(toParent: self)
}
if scrollAndZoomEnabled {
scrollView.addSubview(content.view)
contentViewLeadingConstraint = content.view.leadingAnchor.constraint(equalTo: scrollView.leadingAnchor)
contentViewLeadingConstraint!.isActive = true
contentViewTopConstraint = content.view.topAnchor.constraint(equalTo: scrollView.topAnchor)
contentViewTopConstraint!.isActive = true
updateZoomScale(resetZoom: true)
} else {
// If the content was previously added, deactivate the old constraints.
contentViewLeadingConstraint?.isActive = false
contentViewTopConstraint?.isActive = false
view.addSubview(content.view)
NSLayoutConstraint.activate([
content.view.leadingAnchor.constraint(equalTo: view.leadingAnchor),
content.view.trailingAnchor.constraint(equalTo: view.trailingAnchor),
content.view.topAnchor.constraint(equalTo: view.topAnchor),
content.view.bottomAnchor.constraint(equalTo: view.bottomAnchor),
])
}
content.view.layoutIfNeeded()
}
func setControlsVisible(_ visible: Bool, animated: Bool) {
controlsVisible = visible
guard let topControlsView,
let bottomControlsView else {
return
}
func updateControlsViews() {
topControlsView.transform = CGAffineTransform(translationX: 0, y: visible ? 0 : -topControlsView.bounds.height)
bottomControlsView.transform = CGAffineTransform(translationX: 0, y: visible ? 0 : bottomControlsView.bounds.height)
}
if animated {
let animator = UIViewPropertyAnimator(duration: 0.2, timingParameters: UISpringTimingParameters())
animator.addAnimations(updateControlsViews)
animator.startAnimation()
} else {
updateControlsViews()
}
setNeedsUpdateOfHomeIndicatorAutoHidden()
}
private func updateZoomScale(resetZoom: Bool) {
guard scrollAndZoomEnabled else {
scrollView.maximumZoomScale = 1
scrollView.minimumZoomScale = 1
scrollView.zoomScale = 1
return
}
guard content.contentSize.width > 0 && content.contentSize.height > 0 else {
return
}
let heightScale = view.safeAreaLayoutGuide.layoutFrame.height / content.contentSize.height
let widthScale = view.safeAreaLayoutGuide.layoutFrame.width / content.contentSize.width
let minScale = min(widthScale, heightScale)
let maxScale = minScale >= 1 ? minScale + 2 : 2
scrollView.minimumZoomScale = minScale
scrollView.maximumZoomScale = maxScale
if resetZoom {
scrollView.zoomScale = minScale
} else {
scrollView.zoomScale = max(minScale, min(maxScale, scrollView.zoomScale))
}
centerContent()
}
private func centerContent() {
guard scrollAndZoomEnabled else {
return
}
// Note: use frame for the content.view, because that's in the coordinate space of the scroll view
// which means it's already been scaled by the zoom factor.
let yOffset = max(0, (view.bounds.height - content.view.frame.height) / 2)
contentViewTopConstraint!.constant = yOffset
let xOffset = max(0, (view.bounds.width - content.view.frame.width) / 2)
contentViewLeadingConstraint!.constant = xOffset
}
private func updateShareButton() {
shareButton.isEnabled = !content.activityItemsForSharing.isEmpty
}
private func updateCaptionTextView() {
guard let caption = content.caption,
!caption.isEmpty else {
captionTextView.isHidden = true
return
}
captionTextView.text = caption
}
private func updateTopControlsInsets() {
let notchedDeviceTopInsets: [CGFloat] = [
44, // iPhone X, Xs, Xs Max, 11 Pro, 11 Pro Max
48, // iPhone XR, 11
47, // iPhone 12, 12 Pro, 12 Pro Max, 13, 13 Pro, 13 Pro Max, 14, 14 Plus
50, // iPhone 12 mini, 13 mini
]
let islandDeviceTopInsets: [CGFloat] = [
59, // iPhone 14 Pro, 14 Pro Max, 15 Pro, 15 Pro Max
]
if notchedDeviceTopInsets.contains(view.safeAreaInsets.top) {
// the notch width is not the same for the iPhones 13,
// but what we actually want is the same offset from the edges
// since the corner radius didn't change
let notchWidth: CGFloat = 210
let earWidth = (view.bounds.width - notchWidth) / 2
let offset = (earWidth - (shareButton.imageView?.bounds.width ?? 0)) / 2
shareButtonLeadingConstraint.constant = offset
closeButtonTrailingConstraint.constant = offset
} else if islandDeviceTopInsets.contains(view.safeAreaInsets.top) {
shareButtonLeadingConstraint.constant = 24
shareButtonTopConstraint.constant = 24
closeButtonTrailingConstraint.constant = 24
closeButtonTopConstraint.constant = 24
}
}
private func zoomRectFor(scale: CGFloat, center: CGPoint) -> CGRect {
var zoomRect = CGRect.zero
zoomRect.size.width = content.view.frame.width / scale
zoomRect.size.height = content.view.frame.height / scale
let newCenter = scrollView.convert(center, to: content.view)
zoomRect.origin.x = newCenter.x - (zoomRect.width / 2)
zoomRect.origin.y = newCenter.y - (zoomRect.height / 2)
return zoomRect
}
private func animateZoomOut() {
let animator = UIViewPropertyAnimator(duration: 0.3, timingParameters: UISpringTimingParameters())
animator.addAnimations {
self.scrollView.zoomScale = self.scrollView.minimumZoomScale
self.scrollView.layoutIfNeeded()
}
animator.startAnimation()
}
// MARK: Interaction
@objc private func viewPressed() {
if scrollAndZoomEnabled,
scrollView.zoomScale > scrollView.minimumZoomScale {
animateZoomOut()
} else {
setControlsVisible(!controlsVisible, animated: true)
}
}
@objc private func viewDoublePressed(_ recognizer: UITapGestureRecognizer) {
guard scrollAndZoomEnabled else {
return
}
if scrollView.zoomScale <= scrollView.minimumZoomScale {
let point = recognizer.location(in: recognizer.view)
let scale = min(
max(
scrollView.bounds.width / content.contentSize.width,
scrollView.bounds.height / content.contentSize.height,
scrollView.zoomScale + 0.75
),
scrollView.maximumZoomScale
)
let rect = zoomRectFor(scale: scale, center: point)
let animator = UIViewPropertyAnimator(duration: 0.3, timingParameters: UISpringTimingParameters())
animator.addAnimations {
self.scrollView.zoom(to: rect, animated: false)
self.view.layoutIfNeeded()
}
animator.startAnimation()
} else {
animateZoomOut()
}
}
@objc private func closeButtonPressed() {
delegate?.galleryItemClose(self)
}
@objc private func shareButtonPressed() {
let items = content.activityItemsForSharing
guard !items.isEmpty else {
return
}
let activityVC = UIActivityViewController(activityItems: items, applicationActivities: delegate?.galleryItemApplicationActivities(self))
activityVC.popoverPresentationController?.sourceView = shareButton
present(activityVC, animated: true)
}
}
extension GalleryItemViewController: GalleryContentViewControllerContainer {
func setGalleryContentLoading(_ loading: Bool) {
if loading {
if activityIndicator == nil {
let activityIndicator = UIActivityIndicatorView(style: .large)
self.activityIndicator = activityIndicator
activityIndicator.startAnimating()
activityIndicator.translatesAutoresizingMaskIntoConstraints = false
view.addSubview(activityIndicator)
NSLayoutConstraint.activate([
activityIndicator.centerXAnchor.constraint(equalTo: view.centerXAnchor),
activityIndicator.centerYAnchor.constraint(equalTo: view.centerYAnchor),
])
}
} else {
if let activityIndicator {
// If we're in the middle of the presentation animation,
// wait until it finishes to hide the loading indicator.
// Since the updated content frame won't affect the animation,
// make sure the loading indicator remains visible.
if let delegate,
delegate.isGalleryBeingPresented() {
delegate.addPresentationAnimationCompletion { [unowned self] in
self.setGalleryContentLoading(false)
}
} else {
activityIndicator.removeFromSuperview()
self.activityIndicator = nil
}
}
}
}
func galleryContentChanged() {
updateZoomScale(resetZoom: true)
updateShareButton()
updateCaptionTextView()
}
func disableGalleryScrollAndZoom() {
scrollAndZoomEnabled = false
updateZoomScale(resetZoom: true)
scrollView.isScrollEnabled = false
// Make sure the content is re-added with the correct constraints
if content.parent == self {
addContent()
}
}
}
extension GalleryItemViewController: UIScrollViewDelegate {
func viewForZooming(in scrollView: UIScrollView) -> UIView? {
if scrollAndZoomEnabled {
return content.view
} else {
return nil
}
}
func scrollViewDidZoom(_ scrollView: UIScrollView) {
if scrollView.zoomScale <= scrollView.minimumZoomScale {
setControlsVisible(true, animated: true)
} else {
setControlsVisible(false, animated: true)
}
centerContent()
scrollView.layoutIfNeeded()
}
}

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//
// GalleryPresentationAnimationController.swift
// GalleryVC
//
// Created by Shadowfacts on 12/28/23.
//
import UIKit
class GalleryPresentationAnimationController: NSObject, UIViewControllerAnimatedTransitioning {
private let sourceView: UIView
private var completionHandlers: [() -> Void] = []
init(sourceView: UIView) {
self.sourceView = sourceView
}
func addCompletionHandler(_ block: @escaping () -> Void) {
completionHandlers.append(block)
}
func transitionDuration(using transitionContext: UIViewControllerContextTransitioning?) -> TimeInterval {
return 0.4
}
func animateTransition(using transitionContext: UIViewControllerContextTransitioning) {
guard let to = transitionContext.viewController(forKey: .to) as? GalleryViewController else {
fatalError()
}
to.presentationAnimationController = self
let itemViewController = to.currentItemViewController
if !itemViewController.content.canAnimateFromSourceView || UIAccessibility.prefersCrossFadeTransitions {
animateCrossFadeTransition(using: transitionContext)
return
}
let container = transitionContext.containerView
itemViewController.view.layoutIfNeeded()
let sourceFrameInContainer = container.convert(sourceView.bounds, from: sourceView)
let destFrameInContainer = container.convert(itemViewController.content.view.bounds, from: itemViewController.content.view)
// Use a transformation to make the actual source view appear to move into the destination frame.
// Doing this while having the content view fade-in papers over the z-index change when
// there was something overlapping the source view.
let origSourceTransform = sourceView.transform
let sourceToDestTransform: CGAffineTransform?
if destFrameInContainer.width > 0 && destFrameInContainer.height > 0 {
sourceToDestTransform = origSourceTransform
.translatedBy(x: destFrameInContainer.midX - sourceFrameInContainer.midX, y: destFrameInContainer.midY - sourceFrameInContainer.midY)
.scaledBy(x: destFrameInContainer.width / sourceFrameInContainer.width, y: destFrameInContainer.height / sourceFrameInContainer.height)
} else {
sourceToDestTransform = nil
}
let content = itemViewController.takeContent()
content.view.translatesAutoresizingMaskIntoConstraints = true
container.addSubview(to.view)
container.addSubview(content.view)
to.view.layer.opacity = 0
content.view.frame = sourceFrameInContainer
content.view.layer.opacity = 0
container.layoutIfNeeded()
// This needs to take place after the layout, so that the transform is correct.
itemViewController.setControlsVisible(false, animated: false)
let duration = self.transitionDuration(using: transitionContext)
// rougly equivalent to duration: 0.4, bounce: 0.3
let spring = UISpringTimingParameters(mass: 1, stiffness: 247, damping: 22, initialVelocity: .zero)
let animator = UIViewPropertyAnimator(duration: duration, timingParameters: spring)
animator.addAnimations {
to.view.layer.opacity = 1
content.view.frame = destFrameInContainer
content.view.layer.opacity = 1
itemViewController.setControlsVisible(true, animated: false)
if let sourceToDestTransform {
self.sourceView.transform = sourceToDestTransform
}
}
animator.addCompletion { _ in
if sourceToDestTransform != nil {
self.sourceView.transform = origSourceTransform
}
itemViewController.addContent()
transitionContext.completeTransition(true)
for block in self.completionHandlers {
block()
}
to.presentationAnimationController = nil
}
animator.startAnimation()
}
private func animateCrossFadeTransition(using transitionContext: UIViewControllerContextTransitioning) {
guard let to = transitionContext.viewController(forKey: .to) as? GalleryViewController else {
return
}
transitionContext.containerView.addSubview(to.view)
to.view.alpha = 0
let duration = transitionDuration(using: transitionContext)
let animator = UIViewPropertyAnimator(duration: duration, curve: .easeInOut)
animator.addAnimations {
to.view.alpha = 1
}
animator.addCompletion { _ in
transitionContext.completeTransition(!transitionContext.transitionWasCancelled)
for block in self.completionHandlers {
block()
}
to.presentationAnimationController = nil
}
animator.startAnimation()
}
}

View File

@ -0,0 +1,142 @@
//
// GalleryViewController.swift
// GalleryVC
//
// Created by Shadowfacts on 12/28/23.
//
import UIKit
public class GalleryViewController: UIPageViewController {
let galleryDataSource: GalleryDataSource
let initialItemIndex: Int
private let _itemsCount: Int
private var itemsCount: Int {
get {
precondition(_itemsCount == galleryDataSource.galleryItemsCount(), "GalleryDataSource item count cannot change")
return _itemsCount
}
}
var currentItemViewController: GalleryItemViewController {
viewControllers![0] as! GalleryItemViewController
}
private var dismissInteraction: GalleryDismissInteraction!
var presentationAnimationController: GalleryPresentationAnimationController?
override public var prefersStatusBarHidden: Bool {
true
}
override public var preferredStatusBarUpdateAnimation: UIStatusBarAnimation {
.none
}
override public var childForHomeIndicatorAutoHidden: UIViewController? {
currentItemViewController
}
public init(dataSource: GalleryDataSource, initialItemIndex: Int) {
self.galleryDataSource = dataSource
self.initialItemIndex = initialItemIndex
self._itemsCount = dataSource.galleryItemsCount()
precondition(initialItemIndex >= 0 && initialItemIndex < _itemsCount, "initialItemIndex is out of bounds")
super.init(transitionStyle: .scroll, navigationOrientation: .horizontal, options: [
.interPageSpacing: 50
])
modalPresentationStyle = .fullScreen
transitioningDelegate = self
}
required init?(coder: NSCoder) {
fatalError("init(coder:) has not been implemented")
}
override public func viewDidLoad() {
super.viewDidLoad()
dismissInteraction = GalleryDismissInteraction(viewController: self)
view.backgroundColor = .black
overrideUserInterfaceStyle = .dark
dataSource = self
setViewControllers([makeItemVC(index: initialItemIndex)], direction: .forward, animated: false)
}
private func makeItemVC(index: Int) -> GalleryItemViewController {
let content = galleryDataSource.galleryContentViewController(forItemAt: index)
return GalleryItemViewController(delegate: self, itemIndex: index, content: content)
}
}
extension GalleryViewController: UIPageViewControllerDataSource {
public func pageViewController(_ pageViewController: UIPageViewController, viewControllerBefore viewController: UIViewController) -> UIViewController? {
guard let viewController = viewController as? GalleryItemViewController else {
preconditionFailure("VC must be GalleryItemViewController")
}
guard viewController.itemIndex > 0 else {
return nil
}
return makeItemVC(index: viewController.itemIndex - 1)
}
public func pageViewController(_ pageViewController: UIPageViewController, viewControllerAfter viewController: UIViewController) -> UIViewController? {
guard let viewController = viewController as? GalleryItemViewController else {
preconditionFailure("VC must be GalleryItemViewController")
}
guard viewController.itemIndex < itemsCount - 1 else {
return nil
}
return makeItemVC(index: viewController.itemIndex + 1)
}
}
extension GalleryViewController: GalleryItemViewControllerDelegate {
func isGalleryBeingPresented() -> Bool {
isBeingPresented
}
func addPresentationAnimationCompletion(_ block: @escaping () -> Void) {
presentationAnimationController?.addCompletionHandler(block)
}
func galleryItemClose(_ item: GalleryItemViewController) {
dismiss(animated: true)
}
func galleryItemApplicationActivities(_ item: GalleryItemViewController) -> [UIActivity]? {
galleryDataSource.galleryApplicationActivities(forItemAt: item.itemIndex)
}
}
extension GalleryViewController: UIViewControllerTransitioningDelegate {
public func animationController(forPresented presented: UIViewController, presenting: UIViewController, source: UIViewController) -> UIViewControllerAnimatedTransitioning? {
if let sourceView = galleryDataSource.galleryContentTransitionSourceView(forItemAt: initialItemIndex) {
return GalleryPresentationAnimationController(sourceView: sourceView)
} else {
return nil
}
}
public func animationController(forDismissed dismissed: UIViewController) -> UIViewControllerAnimatedTransitioning? {
if let sourceView = galleryDataSource.galleryContentTransitionSourceView(forItemAt: currentItemViewController.itemIndex) {
let translation: CGPoint?
let velocity: CGPoint?
if let dismissInteraction,
dismissInteraction.isActive {
translation = dismissInteraction.dismissTranslation
velocity = dismissInteraction.dismissVelocity
} else {
translation = nil
velocity = nil
}
return GalleryDismissAnimationController(sourceView: sourceView, interactiveTranslation: translation, interactiveVelocity: velocity)
} else {
return nil
}
}
}

View File

@ -0,0 +1,12 @@
import XCTest
@testable import GalleryVC
final class GalleryVCTests: XCTestCase {
func testExample() throws {
// XCTest Documentation
// https://developer.apple.com/documentation/xctest
// Defining Test Cases and Test Methods
// https://developer.apple.com/documentation/xctest/defining_test_cases_and_test_methods
}
}

View File

@ -7,13 +7,11 @@
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D6CA6ED229EF6091003EC5DF /* TuskerPreferences in Frameworks */,
D6934F2C2BA7AD32002B1C8D /* GalleryVC in Frameworks */,
D6552367289870790048A653 /* ScreenCorners in Frameworks */,
D60BB3942B30076F00DAEA65 /* HTMLStreamer in Frameworks */,
D6676CA527A8D0020052936B /* WebURLFoundationExtras in Frameworks */,
@ -823,15 +820,18 @@
/* End PBXFrameworksBuildPhase section */
/* Begin PBXGroup section */
0411610522B457290030A9B7 /* Attachment Gallery */ = {
0411610522B457290030A9B7 /* Gallery */ = {
isa = PBXGroup;
children = (
04D14BAE22B34A2800642648 /* GalleryViewController.swift */,
D647D92724257BEB0005044F /* AttachmentPreviewViewController.swift */,
D6531DEF246B867E000F9538 /* GifvAttachmentViewController.swift */,
D6CA6A93249FADE700AD45C1 /* GalleryPlayerViewController.swift */,
D6934F2D2BA7AEF9002B1C8D /* StatusAttachmentsGalleryDataSource.swift */,
D6934F332BA8D65A002B1C8D /* ImageGalleryDataSource.swift */,
D6934F312BA7E43E002B1C8D /* LoadingGalleryContentViewController.swift */,
D6934F2F2BA7AF91002B1C8D /* ImageGalleryContentViewController.swift */,
D6934F352BA8E020002B1C8D /* GifvGalleryContentViewController.swift */,
D6934F3B2BAA0F80002B1C8D /* VideoGalleryContentViewController.swift */,
D6934F392BA8F3D7002B1C8D /* FallbackGalleryContentViewController.swift */,
);
path = "Attachment Gallery";
path = Gallery;
sourceTree = "<group>";
};
D60089172981FEA4005B4D00 /* Tip Jar */ = {
@ -991,14 +991,13 @@
children = (
D65B4B89297879DE00DABDFB /* Account Follows */,
D6A3BC822321F69400FD64D5 /* Account List */,
0411610522B457290030A9B7 /* Attachment Gallery */,
D641C787213DD862004B4513 /* Compose */,
D641C785213DD83B004B4513 /* Conversation */,
D6F2E960249E772F005846BB /* Crash Reporter */,
D61F759729384D4200C0B37F /* Customize Timelines */,
D627943C23A5635D00D38C68 /* Explore */,
D6A4DCC92553666600D9DE31 /* Fast Account Switcher */,
D641C788213DD86D004B4513 /* Large Image */,
0411610522B457290030A9B7 /* Gallery */,
D627944B23A9A02400D38C68 /* Lists */,
D627944823A6AD5100D38C68 /* Local Predicate Statuses List */,
D641C782213DD7F0004B4513 /* Main */,
@ -1101,19 +1100,6 @@
path = Compose;
sourceTree = "<group>";
};
D641C788213DD86D004B4513 /* Large Image */ = {
isa = PBXGroup;
children = (
D646C954213B364600269FB5 /* Transitions */,
D6289E83217B795D0003D1D7 /* LargeImageViewController.xib */,
D6C94D862139E62700CB5196 /* LargeImageViewController.swift */,
D681A299249AD62D0085E54E /* LargeImageContentView.swift */,
041160FE22B442870030A9B7 /* LoadingLargeImageViewController.swift */,
D6D79F5A2A13D22B00AB2315 /* GalleryFallbackViewController.swift */,
);
path = "Large Image";
sourceTree = "<group>";
};
D641C789213DD87E004B4513 /* Preferences */ = {
isa = PBXGroup;
children = (
@ -1165,14 +1151,21 @@
path = "Profile Header";
sourceTree = "<group>";
};
D646C954213B364600269FB5 /* Transitions */ = {
D642E83C2BA7ACC3004BFD6A /* Packages */ = {
isa = PBXGroup;
children = (
D646C955213B365700269FB5 /* LargeImageExpandAnimationController.swift */,
D646C957213B367000269FB5 /* LargeImageShrinkAnimationController.swift */,
D646C959213B5D0500269FB5 /* LargeImageInteractionController.swift */,
D674A50727F910F300BA03AC /* Pachyderm */,
D6BEA243291A0C83002F4D01 /* Duckable */,
D68A76F22953915C001DA1B3 /* TTTKit */,
D6B0026C29B5245400C70BE2 /* UserAccounts */,
D6FA94DF29B52891006AAC51 /* InstanceFeatures */,
D6BD395C29B789D5005FFD2B /* TuskerComponents */,
D6BD395729B6441F005FFD2B /* ComposeUI */,
D6CA6ED029EF6060003EC5DF /* TuskerPreferences */,
D6A9E04F29F8917500BEDC7E /* MatchedGeometryPresentation */,
D642E83D2BA7AD0F004BFD6A /* GalleryVC */,
);
path = Transitions;
path = Packages;
sourceTree = "<group>";
};
D64AAE8F26C80DB600FC57FB /* Toast */ = {
@ -1229,7 +1222,6 @@
D667E5F62135C2ED0057A976 /* Extensions */ = {
isa = PBXGroup;
children = (
D667E5F02134D5050057A976 /* UIViewController+Delegates.swift */,
D667E5F72135C3040057A976 /* Mastodon+Equatable.swift */,
D663626B21361C6700C9CBA2 /* Account+Preferences.swift */,
D6F4D79329ECB0AF00351B87 /* UIBackgroundConfiguration+AppColors.swift */,
@ -1355,6 +1347,8 @@
children = (
D681E4D6246E32290053414F /* StatusActivityItemSource.swift */,
D681E4D8246E346E0053414F /* AccountActivityItemSource.swift */,
D6934F3D2BAA19D5002B1C8D /* ImageActivityItemSource.swift */,
D6934F3F2BAA19EC002B1C8D /* GifvActivityItemSource.swift */,
D6AEBB3D2321638100E5038B /* UIActivity+Types.swift */,
D6AEBB422321685E00E5038B /* OpenInSafariActivity.swift */,
D6CA8CDD296387310050C433 /* SaveToPhotosActivity.swift */,
@ -1445,7 +1439,8 @@
isa = PBXGroup;
children = (
D6C94D882139E6EC00CB5196 /* AttachmentView.swift */,
D6531DED246B81C9000F9538 /* GifvAttachmentView.swift */,
D6531DED246B81C9000F9538 /* GifvPlayerView.swift */,
D6934F372BA8E2B7002B1C8D /* GifvController.swift */,
D6C7D27C22B6EBF800071952 /* AttachmentsContainerView.swift */,
);
path = Attachments;
@ -1457,15 +1452,7 @@
D63CC703290EC472000E19DE /* Dist.xcconfig */,
D6D706A829498C82000827ED /* Tusker.xcconfig */,
D6B5F3BC2ACA586C00309734 /* Version.xcconfig */,
D674A50727F910F300BA03AC /* Pachyderm */,
D6BEA243291A0C83002F4D01 /* Duckable */,
D68A76F22953915C001DA1B3 /* TTTKit */,
D6B0026C29B5245400C70BE2 /* UserAccounts */,
D6FA94DF29B52891006AAC51 /* InstanceFeatures */,
D6BD395C29B789D5005FFD2B /* TuskerComponents */,
D6BD395729B6441F005FFD2B /* ComposeUI */,
D6CA6ED029EF6060003EC5DF /* TuskerPreferences */,
D6A9E04F29F8917500BEDC7E /* MatchedGeometryPresentation */,
D642E83C2BA7ACC3004BFD6A /* Packages */,
D6D4DDCE212518A000E1C4BB /* Tusker */,
D6D4DDE3212518A200E1C4BB /* TuskerTests */,
D6D4DDEE212518A200E1C4BB /* TuskerUITests */,
@ -1714,6 +1701,7 @@
D6BD395829B64426005FFD2B /* ComposeUI */,
D6CA6ED129EF6091003EC5DF /* TuskerPreferences */,
D60BB3932B30076F00DAEA65 /* HTMLStreamer */,
D6934F2B2BA7AD32002B1C8D /* GalleryVC */,
);
productName = Tusker;
productReference = D6D4DDCC212518A000E1C4BB /* Tusker.app */;
@ -1865,7 +1853,6 @@
D6E57FA325C26FAB00341037 /* Localizable.stringsdict in Resources */,
D6D4DDD7212518A200E1C4BB /* Assets.xcassets in Resources */,
D640D76922BAF5E6004FBE69 /* DomainBlocks.plist in Resources */,
D6289E84217B795D0003D1D7 /* LargeImageViewController.xib in Resources */,
D601FA84297EEC3F00A8E8B5 /* SuggestedProfileCardCollectionViewCell.xib in Resources */,
D6F2E966249E8BFD005846BB /* IssueReporterViewController.xib in Resources */,
D6A4DCCD2553667800D9DE31 /* FastAccountSwitcherViewController.xib in Resources */,
@ -1959,7 +1946,6 @@
isa = PBXSourcesBuildPhase;
buildActionMask = 2147483647;
files = (
D6531DF0246B867E000F9538 /* GifvAttachmentViewController.swift in Sources */,
0427033A22B31269000D31B6 /* AdvancedPrefsView.swift in Sources */,
D6C3F4F5298ED0890009FCFF /* LocalPredicateStatusesViewController.swift in Sources */,
D691771729A710520054D7EF /* ProfileNoContentCollectionViewCell.swift in Sources */,
@ -1988,6 +1974,7 @@
D65B4B682977769E00DABDFB /* StatusActionAccountListViewController.swift in Sources */,
D61F759B29384F9C00C0B37F /* FilterMO.swift in Sources */,
D68FEC4F232C5BC300C84F23 /* SegmentedPageViewController.swift in Sources */,
D6934F342BA8D65A002B1C8D /* ImageGalleryDataSource.swift in Sources */,
D64AAE9126C80DC600FC57FB /* ToastView.swift in Sources */,
D6BC74862AFC4772000DD603 /* SuggestedProfileCardView.swift in Sources */,
0450531F22B0097E00100BA2 /* Timline+UI.swift in Sources */,
@ -1998,15 +1985,16 @@
D6B22A0F2560D52D004D82EF /* TabbedPageViewController.swift in Sources */,
D6895DC228D65274006341DA /* CustomAlertController.swift in Sources */,
D6F953F021251A2900CF0F2B /* MastodonController.swift in Sources */,
0411610022B442870030A9B7 /* LoadingLargeImageViewController.swift in Sources */,
D6A4DCE525537C7A00D9DE31 /* FastSwitchingAccountView.swift in Sources */,
D6A4DCCC2553667800D9DE31 /* FastAccountSwitcherViewController.swift in Sources */,
D627944F23A9C99800D38C68 /* EditListAccountsViewController.swift in Sources */,
D6945C3423AC6431005C403C /* AddSavedHashtagViewController.swift in Sources */,
D6934F3C2BAA0F80002B1C8D /* VideoGalleryContentViewController.swift in Sources */,
D6F6A552291F098700F496A8 /* RenameListService.swift in Sources */,
D62D2426217ABF63005076CC /* UserActivityType.swift in Sources */,
D6AC956723C4347E008C9946 /* MainSceneDelegate.swift in Sources */,
D6311C5025B3765B00B27539 /* ImageDataCache.swift in Sources */,
D6934F362BA8E020002B1C8D /* GifvGalleryContentViewController.swift in Sources */,
D6D79F2B2A0D5D5C00AB2315 /* StatusEditCollectionViewCell.swift in Sources */,
D6BC9DD7232D7811002CA326 /* TimelinesPageViewController.swift in Sources */,
D6D9498D298CBB4000C59229 /* TrendingStatusCollectionViewCell.swift in Sources */,
@ -2015,12 +2003,12 @@
D651C5B42915B00400236EF6 /* ProfileFieldsView.swift in Sources */,
D646DCD82A07F3500059ECEB /* FollowRequestNotificationCollectionViewCell.swift in Sources */,
D6F2E965249E8BFD005846BB /* IssueReporterViewController.swift in Sources */,
D6CA6A94249FADE700AD45C1 /* GalleryPlayerViewController.swift in Sources */,
D627944D23A9A03D00D38C68 /* ListTimelineViewController.swift in Sources */,
D6D12B2F2925D66500D528E1 /* TimelineGapCollectionViewCell.swift in Sources */,
D6D94955298963A900C59229 /* Colors.swift in Sources */,
D6945C3823AC739F005C403C /* InstanceTimelineViewController.swift in Sources */,
D625E4822588262A0074BB2B /* DraggableTableViewCell.swift in Sources */,
D6934F322BA7E43E002B1C8D /* LoadingGalleryContentViewController.swift in Sources */,
D68E525B24A3D77E0054355A /* TuskerRootViewController.swift in Sources */,
D62D2422217AA7E1005076CC /* UserActivityManager.swift in Sources */,
D6CA6A92249FAD8900AD45C1 /* AudioSessionHelper.swift in Sources */,
@ -2038,23 +2026,23 @@
D6A6C10F25B62D2400298D0F /* DiskCache.swift in Sources */,
D6C3F4F9298EDBF20009FCFF /* ConversationTree.swift in Sources */,
D6B81F3C2560365300F6E31D /* RefreshableViewController.swift in Sources */,
D646C958213B367000269FB5 /* LargeImageShrinkAnimationController.swift in Sources */,
D6674AEA23341F7600E8DF94 /* AppShortcutItems.swift in Sources */,
D6DD8FFF2984D327002AD3FD /* BookmarksViewController.swift in Sources */,
D646C956213B365700269FB5 /* LargeImageExpandAnimationController.swift in Sources */,
D646DCD22A06F2510059ECEB /* NotificationsCollectionViewController.swift in Sources */,
D667E5F82135C3040057A976 /* Mastodon+Equatable.swift in Sources */,
D6B4A4FF2506B81A000C81C1 /* AccountDisplayNameView.swift in Sources */,
D63D8DF42850FE7A008D95E1 /* ViewTags.swift in Sources */,
D61DC84B28F4FD2000B82C6E /* ProfileHeaderCollectionViewCell.swift in Sources */,
D61A45E828DF477D002BE511 /* LoadingCollectionViewCell.swift in Sources */,
D6934F3A2BA8F3D7002B1C8D /* FallbackGalleryContentViewController.swift in Sources */,
D67B506D250B291200FAECFB /* BlurHashDecode.swift in Sources */,
D68A76EC295369A8001DA1B3 /* AboutView.swift in Sources */,
04DACE8E212CC7CC009840C4 /* ImageCache.swift in Sources */,
D646DCAE2A06C8C90059ECEB /* ProfileFieldVerificationView.swift in Sources */,
D61F75AD293AF39000C0B37F /* Filter+Helpers.swift in Sources */,
D6531DEE246B81C9000F9538 /* GifvAttachmentView.swift in Sources */,
D6531DEE246B81C9000F9538 /* GifvPlayerView.swift in Sources */,
D6370B9C24421FF30092A7FF /* Tusker.xcdatamodeld in Sources */,
D6934F382BA8E2B7002B1C8D /* GifvController.swift in Sources */,
D601FA83297EEC3F00A8E8B5 /* SuggestedProfileCardCollectionViewCell.swift in Sources */,
D646DCDA2A081A2C0059ECEB /* PollFinishedNotificationCollectionViewCell.swift in Sources */,
D691772E29AA5D420054D7EF /* UserActivityHandlingContext.swift in Sources */,
@ -2119,7 +2107,6 @@
D6945C2F23AC47C3005C403C /* SavedDataManager.swift in Sources */,
D6C94D892139E6EC00CB5196 /* AttachmentView.swift in Sources */,
D6C693EF216192C2007D6A6D /* TuskerNavigationDelegate.swift in Sources */,
D6C94D872139E62700CB5196 /* LargeImageViewController.swift in Sources */,
D6D79F592A13293200AB2315 /* BackgroundManager.swift in Sources */,
D6E4269D2532A3E100C02E1C /* FuzzyMatcher.swift in Sources */,
D6969EA0240C8384002843CE /* EmojiLabel.swift in Sources */,
@ -2147,7 +2134,6 @@
D646DCAC2A06C8840059ECEB /* ProfileFieldValueView.swift in Sources */,
D6F4D79429ECB0AF00351B87 /* UIBackgroundConfiguration+AppColors.swift in Sources */,
D6333B372137838300CE884A /* AttributedString+Helpers.swift in Sources */,
D681A29A249AD62D0085E54E /* LargeImageContentView.swift in Sources */,
D6C041C42AED77730094D32D /* EditListSettingsService.swift in Sources */,
D6DFC69E242C490400ACC392 /* TrackpadScrollGestureRecognizer.swift in Sources */,
D61AC1D8232EA42D00C54D2D /* InstanceTableViewCell.swift in Sources */,
@ -2166,6 +2152,8 @@
D6C693FE2162FEEA007D6A6D /* UIViewController+Children.swift in Sources */,
D61A45EA28DF51EE002BE511 /* TimelineLikeCollectionViewController.swift in Sources */,
D64D0AB12128D9AE005A6F37 /* OnboardingViewController.swift in Sources */,
D6934F302BA7AF91002B1C8D /* ImageGalleryContentViewController.swift in Sources */,
D6934F3E2BAA19D5002B1C8D /* ImageActivityItemSource.swift in Sources */,
D67C1795266D57D10070F250 /* FastAccountSwitcherIndicatorView.swift in Sources */,
D61F75962937037800C0B37F /* ToggleFollowHashtagService.swift in Sources */,
D60089192981FEBA005B4D00 /* ConfettiView.swift in Sources */,
@ -2177,7 +2165,6 @@
D6E77D0B286D426E00D8B732 /* TrendingLinkCardCollectionViewCell.swift in Sources */,
D6114E1127F899B30080E273 /* TrendingLinksViewController.swift in Sources */,
D65B4B58297203A700DABDFB /* ReportSelectRulesView.swift in Sources */,
D6D79F5B2A13D22B00AB2315 /* GalleryFallbackViewController.swift in Sources */,
D6C3F4FB299035650009FCFF /* TrendsViewController.swift in Sources */,
D6B81F442560390300F6E31D /* MenuController.swift in Sources */,
D691771129A2B76A0054D7EF /* MainActor+Unsafe.swift in Sources */,
@ -2187,14 +2174,12 @@
D67C57AF21E28EAD00C3118B /* Array+Uniques.swift in Sources */,
D68A76F129539116001DA1B3 /* FlipView.swift in Sources */,
D6945C3223AC4D36005C403C /* HashtagTimelineViewController.swift in Sources */,
D647D92824257BEB0005044F /* AttachmentPreviewViewController.swift in Sources */,
D61F75B5293BD97400C0B37F /* DeleteFilterService.swift in Sources */,
D6DFC6A0242C4CCC00ACC392 /* Weak.swift in Sources */,
D6C693FC2162FE6F007D6A6D /* LoadingViewController.swift in Sources */,
D61ABEF828EFC3F900B29151 /* ProfileStatusesViewController.swift in Sources */,
D6ADB6EA28E91C30009924AB /* TimelineStatusCollectionViewCell.swift in Sources */,
D681E4D7246E32290053414F /* StatusActivityItemSource.swift in Sources */,
D646C95A213B5D0500269FB5 /* LargeImageInteractionController.swift in Sources */,
D693A72825CF282E003A14E2 /* TrendingHashtagsViewController.swift in Sources */,
D621733328F1D5ED004C7DB1 /* ReblogService.swift in Sources */,
D62275A824F1CA2800B82A16 /* ComposeReplyContentView.swift in Sources */,
@ -2210,7 +2195,6 @@
D6895DC428D65342006341DA /* ConfirmReblogStatusPreviewView.swift in Sources */,
D62E9987279D094F00C26176 /* StatusMetaIndicatorsView.swift in Sources */,
D6BEA247291A0F2D002F4D01 /* Duckable+Root.swift in Sources */,
04D14BB022B34A2800642648 /* GalleryViewController.swift in Sources */,
D6C1B2082545D1EC00DAAA66 /* StatusCardView.swift in Sources */,
D64D8CA92463B494006B0BAA /* MultiThreadDictionary.swift in Sources */,
D6F6A554291F0D9600F496A8 /* DeleteListService.swift in Sources */,
@ -2223,11 +2207,11 @@
D68015422401A74600D6103B /* MediaPrefsView.swift in Sources */,
D6093F9B25BDD4B9004811E6 /* HashtagSearchResultsViewController.swift in Sources */,
D6E77D09286D25FA00D8B732 /* TrendingHashtagCollectionViewCell.swift in Sources */,
D667E5F12134D5050057A976 /* UIViewController+Delegates.swift in Sources */,
D6D79F292A0D596B00AB2315 /* StatusEditHistoryViewController.swift in Sources */,
D6E426B325337C7000C02E1C /* CustomEmojiImageView.swift in Sources */,
D6D4DDD0212518A000E1C4BB /* AppDelegate.swift in Sources */,
D61F75B3293BD89C00C0B37F /* UpdateFilterService.swift in Sources */,
D6934F402BAA19EC002B1C8D /* GifvActivityItemSource.swift in Sources */,
D6C3F5172991C1A00009FCFF /* View+AppListStyle.swift in Sources */,
D65B4B6A297777D900DABDFB /* StatusNotFoundView.swift in Sources */,
D6412B0924B0291E00F5412E /* MyProfileViewController.swift in Sources */,
@ -2239,6 +2223,7 @@
D6A3A380295515550036B6EF /* ProfileHeaderButton.swift in Sources */,
D6958F3D2AA383D90062FE52 /* WidescreenNavigationPrefsView.swift in Sources */,
D65B4B562971F98300DABDFB /* ReportView.swift in Sources */,
D6934F2E2BA7AEF9002B1C8D /* StatusAttachmentsGalleryDataSource.swift in Sources */,
D623A543263634100095BD04 /* PollOptionCheckboxView.swift in Sources */,
D68A76E829527884001DA1B3 /* PinnedTimelinesView.swift in Sources */,
D690797324A4EF9700023A34 /* UIBezierPath+Helpers.swift in Sources */,
@ -3042,6 +3027,10 @@
isa = XCSwiftPackageProductDependency;
productName = Pachyderm;
};
D6934F2B2BA7AD32002B1C8D /* GalleryVC */ = {
isa = XCSwiftPackageProductDependency;
productName = GalleryVC;
};
D6A4532329EF665200032932 /* ComposeUI */ = {
isa = XCSwiftPackageProductDependency;
productName = ComposeUI;

View File

@ -0,0 +1,55 @@
//
// GifvActivityItemSource.swift
// Tusker
//
// Created by Shadowfacts on 3/19/24.
// Copyright © 2024 Shadowfacts. All rights reserved.
//
import UIKit
import UniformTypeIdentifiers
import AVFoundation
class GifvActivityItemSource: NSObject, UIActivityItemSource {
let asset: AVAsset
let url: URL
init(asset: AVAsset, url: URL) {
self.asset = asset
self.url = url
}
func activityViewControllerPlaceholderItem(_ activityViewController: UIActivityViewController) -> Any {
return url
}
func activityViewController(_ activityViewController: UIActivityViewController, thumbnailImageForActivityType activityType: UIActivity.ActivityType?, suggestedSize size: CGSize) -> UIImage? {
#if os(visionOS)
#warning("Use async AVAssetImageGenerator.image(at:)")
return nil
#else
let generator = AVAssetImageGenerator(asset: self.asset)
generator.appliesPreferredTrackTransform = true
if let image = try? generator.copyCGImage(at: .zero, actualTime: nil) {
return UIImage(cgImage: image)
} else {
return nil
}
#endif
}
func activityViewController(_ activityViewController: UIActivityViewController, itemForActivityType activityType: UIActivity.ActivityType?) -> Any? {
do {
let data = try Data(contentsOf: url)
let tempURL = FileManager.default.temporaryDirectory.appendingPathComponent(url.lastPathComponent)
try data.write(to: tempURL)
return tempURL
} catch {
return nil
}
}
func activityViewController(_ activityViewController: UIActivityViewController, dataTypeIdentifierForActivityType activityType: UIActivity.ActivityType?) -> String {
return (UTType(filenameExtension: url.pathExtension) ?? .video).identifier
}
}

View File

@ -0,0 +1,44 @@
//
// ImageActivityItemSource.swift
// Tusker
//
// Created by Shadowfacts on 3/19/24.
// Copyright © 2024 Shadowfacts. All rights reserved.
//
import UIKit
import UniformTypeIdentifiers
class ImageActivityItemSource: NSObject, UIActivityItemSource {
let data: Data
let url: URL
let image: UIImage?
init(data: Data, url: URL, image: UIImage?) {
self.data = data
self.url = url
self.image = image
}
func activityViewControllerPlaceholderItem(_ activityViewController: UIActivityViewController) -> Any {
return url
}
func activityViewController(_ activityViewController: UIActivityViewController, thumbnailImageForActivityType activityType: UIActivity.ActivityType?, suggestedSize size: CGSize) -> UIImage? {
return image
}
func activityViewController(_ activityViewController: UIActivityViewController, itemForActivityType activityType: UIActivity.ActivityType?) -> Any? {
do {
let tempURL = FileManager.default.temporaryDirectory.appendingPathComponent(url.lastPathComponent)
try data.write(to: tempURL)
return tempURL
} catch {
return nil
}
}
func activityViewController(_ activityViewController: UIActivityViewController, dataTypeIdentifierForActivityType activityType: UIActivity.ActivityType?) -> String {
return (UTType(filenameExtension: url.pathExtension) ?? .image).identifier
}
}

View File

@ -1,38 +0,0 @@
//
// UIViewController+Delegate.swift
// Tusker
//
// Created by Shadowfacts on 8/27/18.
// Copyright © 2018 Shadowfacts. All rights reserved.
//
#if !os(visionOS)
import UIKit
extension UIViewController: UIViewControllerTransitioningDelegate {
public func animationController(forPresented presented: UIViewController, presenting: UIViewController, source: UIViewController) -> UIViewControllerAnimatedTransitioning? {
if let presented = presented as? LargeImageAnimatableViewController,
presented.animationImage != nil {
return LargeImageExpandAnimationController()
}
return nil
}
public func animationController(forDismissed dismissed: UIViewController) -> UIViewControllerAnimatedTransitioning? {
if let dismissed = dismissed as? LargeImageAnimatableViewController,
dismissed.animationImage != nil {
return LargeImageShrinkAnimationController(interactionController: dismissed.dismissInteractionController)
}
return nil
}
public func interactionControllerForDismissal(using animator: UIViewControllerAnimatedTransitioning) -> UIViewControllerInteractiveTransitioning? {
if let animator = animator as? LargeImageShrinkAnimationController,
let interactionController = animator.interactionController,
interactionController.inProgress {
return interactionController
}
return nil
}
}
#endif

View File

@ -1,50 +0,0 @@
//
// AttachmentPreviewViewController.swift
// Tusker
//
// Created by Shadowfacts on 3/20/20.
// Copyright © 2020 Shadowfacts. All rights reserved.
//
import UIKit
import Pachyderm
import TuskerComponents
class AttachmentPreviewViewController: UIViewController {
private let attachment: Attachment
private let sourceView: AttachmentView
init(sourceView: AttachmentView) {
self.attachment = sourceView.attachment
self.sourceView = sourceView
super.init(nibName: nil, bundle: nil)
}
required init?(coder: NSCoder) {
fatalError("init(coder:) has not been implemented")
}
override func loadView() {
if let data = ImageCache.attachments.getData(attachment.url),
let image = UIImage(data: data) {
let imageView: UIImageView
if attachment.url.pathExtension == "gif" {
let gifView = GIFImageView(image: image)
let controller = sourceView.gifController ?? GIFController(gifData: data)
controller.attach(to: gifView)
controller.startAnimating()
imageView = gifView
} else {
imageView = UIImageView(image: image)
}
imageView.contentMode = .scaleAspectFit
imageView.backgroundColor = .black
view = imageView
preferredContentSize = image.size
} else {
view = UIActivityIndicatorView(style: .large)
}
}
}

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@ -1,70 +0,0 @@
//
// GalleryPlayerViewController.swift
// Tusker
//
// Created by Shadowfacts on 6/21/20.
// Copyright © 2020 Shadowfacts. All rights reserved.
//
import UIKit
import AVKit
import Pachyderm
class GalleryPlayerViewController: UIViewController {
let playerVC = AVPlayerViewController()
var attachment: Attachment!
private var isFirstAppearance = true
override func viewDidLoad() {
super.viewDidLoad()
view.backgroundColor = .black
playerVC.allowsPictureInPicturePlayback = true
playerVC.view.translatesAutoresizingMaskIntoConstraints = false
addChild(playerVC)
playerVC.didMove(toParent: self)
view.addSubview(playerVC.view)
NSLayoutConstraint.activate([
playerVC.view.leadingAnchor.constraint(equalTo: view.safeAreaLayoutGuide.leadingAnchor),
playerVC.view.trailingAnchor.constraint(equalTo: view.safeAreaLayoutGuide.trailingAnchor),
playerVC.view.topAnchor.constraint(equalTo: view.safeAreaLayoutGuide.topAnchor),
playerVC.view.bottomAnchor.constraint(equalTo: view.safeAreaLayoutGuide.bottomAnchor),
])
}
override func viewDidAppear(_ animated: Bool) {
super.viewDidAppear(animated)
// starting while audio is already playing from another app often takes nearly a second,
// so do it on a background thread as to not block the UI
DispatchQueue.global(qos: .userInitiated).async {
AudioSessionHelper.enable()
AudioSessionHelper.setVideoPlayback()
DispatchQueue.main.async {
if self.isFirstAppearance {
self.isFirstAppearance = false
self.playerVC.player?.play()
}
}
}
}
override func viewWillDisappear(_ animated: Bool) {
super.viewWillDisappear(animated)
// starting often takes around half a second,
// so do it on a background thread as to not block the UI
DispatchQueue.global(qos: .userInitiated).async {
AudioSessionHelper.setDefault()
AudioSessionHelper.disable()
}
}
}

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// GalleryViewController.swift
// Tusker
//
// Created by Shadowfacts on 6/13/19.
// Copyright © 2019 Shadowfacts. All rights reserved.
//
import UIKit
import Pachyderm
import AVFoundation
import AVKit
class GalleryViewController: UIPageViewController, UIPageViewControllerDataSource, UIPageViewControllerDelegate, LargeImageAnimatableViewController {
weak var avPlayerViewControllerDelegate: AVPlayerViewControllerDelegate?
let attachments: [Attachment]
let sourceViews: WeakArray<UIImageView>
let startIndex: Int
var pages: [UIViewController]!
var currentIndex: Int {
guard let vc = viewControllers?.first,
let index = pages.firstIndex(of: vc) else {
fatalError()
}
return index
}
var animationSourceView: UIImageView? { sourceViews[currentIndex] }
var largeImageController: LargeImageViewController? {
// use protocol because page controllers may be loading or non-loading VCs
(pages[currentIndex] as? LargeImageAnimatableViewController)?.largeImageController
}
var animationImage: UIImage? {
if let page = pages[currentIndex] as? LargeImageAnimatableViewController,
let image = page.animationImage {
return image
} else {
return animationSourceView?.image
}
}
var dismissInteractionController: LargeImageInteractionController?
var isInteractivelyAnimatingDismissal: Bool = false {
didSet {
#if !os(visionOS)
setNeedsStatusBarAppearanceUpdate()
#endif
}
}
override var prefersStatusBarHidden: Bool {
return !isInteractivelyAnimatingDismissal
}
override var preferredStatusBarUpdateAnimation: UIStatusBarAnimation {
return .none
}
override var childForHomeIndicatorAutoHidden: UIViewController? {
return viewControllers?.first
}
override var supportedInterfaceOrientations: UIInterfaceOrientationMask {
if UIDevice.current.userInterfaceIdiom == .phone {
return .allButUpsideDown
} else {
return .all
}
}
init(attachments: [Attachment], sourceViews: [UIImageView?], startIndex: Int) {
self.attachments = attachments
self.sourceViews = WeakArray(sourceViews)
self.startIndex = startIndex
super.init(transitionStyle: .scroll, navigationOrientation: .horizontal)
modalPresentationStyle = .fullScreen
}
required init?(coder: NSCoder) {
fatalError("init(coder:) has not been implemented")
}
override func viewDidLoad() {
super.viewDidLoad()
self.pages = attachments.enumerated().map { (index, attachment) in
switch attachment.kind {
case .image:
let vc = LoadingLargeImageViewController(attachment: attachment)
vc.shrinkGestureEnabled = false
vc.animationSourceView = sourceViews[index]
return vc
case .video, .audio:
let vc = GalleryPlayerViewController()
vc.playerVC.player = AVPlayer(url: attachment.url)
vc.playerVC.delegate = avPlayerViewControllerDelegate
vc.attachment = attachment
return vc
case .gifv:
// Passing the source view to the LargeImageGifvContentView is a crappy workaround for not
// having the current frame to use as the animationImage. This will break when there
// are more than 4 attachments and there is a gifv at index >= 3 (the More... button will show
// in place of the fourth attachment, so there aren't source views for the attachments at index >= 3).
// This isn't a priority as only Mastodon converts gifs to gifvs, and Mastodon (in its default configuration,
// I don't know about forks) doesn't allow more than four attachments, meaning there will always be a source view.
let gifvContentView = LargeImageGifvContentView(attachment: attachment, source: sourceViews[index]!)
let vc = LargeImageViewController(contentView: gifvContentView, description: attachment.description, sourceView: nil)
vc.shrinkGestureEnabled = false
return vc
default:
return UINavigationController(rootViewController: GalleryFallbackViewController(attachment: attachment))
}
}
setViewControllers([pages[startIndex]], direction: .forward, animated: false)
self.dataSource = self
self.delegate = self
overrideUserInterfaceStyle = .dark
dismissInteractionController = LargeImageInteractionController(viewController: self)
}
override func viewDidAppear(_ animated: Bool) {
super.viewDidAppear(animated)
if let vc = pages[currentIndex] as? AVPlayerViewController {
// when the gallery is first shown, after the transition finishes, the controls for the player controller appear semi-transparent
// hiding the controls and then immediately reshowing them makes sure they're visible when the gallery is presented
vc.showsPlaybackControls = false
vc.showsPlaybackControls = true
// begin playing the video as soon as we appear
vc.player?.play()
}
}
override func accessibilityPerformEscape() -> Bool {
dismiss(animated: true)
return true
}
// MARK: - Page View Controller Data Source
func pageViewController(_ pageViewController: UIPageViewController, viewControllerBefore viewController: UIViewController) -> UIViewController? {
guard let index = pages.firstIndex(of: viewController),
index > 0 else {
return nil
}
return pages[index - 1]
}
func pageViewController(_ pageViewController: UIPageViewController, viewControllerAfter viewController: UIViewController) -> UIViewController? {
guard let index = pages.firstIndex(of: viewController),
index < pages.count - 1 else {
return nil
}
return pages[index + 1]
}
// MARK: - Page View Controller Delegate
func pageViewController(_ pageViewController: UIPageViewController, willTransitionTo pendingViewControllers: [UIViewController]) {
if let pending = pendingViewControllers.first as? LoadingLargeImageViewController,
let current = viewControllers!.first as? LoadingLargeImageViewController {
pending.controlsVisible = current.controlsVisible
}
if let pending = pendingViewControllers.first as? AVPlayerViewController {
// show controls and begin playing when the player page becomes visible
pending.showsPlaybackControls = true
pending.player?.play()
}
}
}

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@ -1,33 +0,0 @@
//
// GifvAttachmentViewController.swift
// Tusker
//
// Created by Shadowfacts on 5/12/20.
// Copyright © 2020 Shadowfacts. All rights reserved.
//
import UIKit
import Pachyderm
import AVFoundation
class GifvAttachmentViewController: UIViewController {
private let attachment: Attachment
init(attachment: Attachment) {
precondition(attachment.kind == .gifv)
self.attachment = attachment
super.init(nibName: nil, bundle: nil)
}
required init?(coder: NSCoder) {
fatalError("init(coder:) has not been implemented")
}
override func loadView() {
let asset = AVURLAsset(url: attachment.url)
self.view = GifvAttachmentView(asset: asset, gravity: .resizeAspect)
}
}

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//
// FallbackGalleryContentViewController.swift
// Tusker
//
// Created by Shadowfacts on 3/18/24.
// Copyright © 2024 Shadowfacts. All rights reserved.
//
import UIKit
import GalleryVC
import QuickLook
import Pachyderm
private class FallbackGalleryContentViewController: QLPreviewController {
private let previewItem = GalleryPreviewItem()
init(url: URL) {
super.init(nibName: nil, bundle: nil)
self.previewItem.previewItemURL = url
dataSource = self
}
required init?(coder: NSCoder) {
fatalError("init(coder:) has not been implemented")
}
override func viewDidLoad() {
super.viewDidLoad()
overrideUserInterfaceStyle = .dark
navigationItem.rightBarButtonItems = [
UIBarButtonItem(barButtonSystemItem: .done, target: self, action: #selector(closePressed))
]
}
@objc private func closePressed() {
self.dismiss(animated: true)
}
}
extension FallbackGalleryContentViewController: QLPreviewControllerDataSource {
func numberOfPreviewItems(in controller: QLPreviewController) -> Int {
1
}
func previewController(_ controller: QLPreviewController, previewItemAt index: Int) -> any QLPreviewItem {
previewItem
}
}
class FallbackGalleryNavigationController: UINavigationController, GalleryContentViewController {
init(url: URL) {
super.init(nibName: nil, bundle: nil)
self.viewControllers = [FallbackGalleryContentViewController(url: url)]
}
override func viewDidLoad() {
super.viewDidLoad()
container?.disableGalleryScrollAndZoom()
}
required init?(coder aDecoder: NSCoder) {
fatalError("init(coder:) has not been implemented")
}
// MARK: GalleryContentViewController
var container: (any GalleryVC.GalleryContentViewControllerContainer)?
var contentSize: CGSize {
.zero
}
var activityItemsForSharing: [Any] {
[]
}
var caption: String? {
nil
}
var canAnimateFromSourceView: Bool {
false
}
}
private class GalleryPreviewItem: NSObject, QLPreviewItem {
var previewItemURL: URL? = nil
}

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//
// GifvGalleryContentViewController.swift
// Tusker
//
// Created by Shadowfacts on 3/18/24.
// Copyright © 2024 Shadowfacts. All rights reserved.
//
import UIKit
import GalleryVC
import Combine
class GifvGalleryContentViewController: UIViewController, GalleryContentViewController {
let controller: GifvController
let caption: String?
private var presentationSizeCancellable: AnyCancellable?
init(controller: GifvController, caption: String?) {
self.controller = controller
self.caption = caption
super.init(nibName: nil, bundle: nil)
}
required init?(coder: NSCoder) {
fatalError("init(coder:) has not been implemented")
}
override func viewDidLoad() {
super.viewDidLoad()
let playerView = GifvPlayerView(controller: controller, gravity: .resizeAspect)
playerView.translatesAutoresizingMaskIntoConstraints = false
view.addSubview(playerView)
NSLayoutConstraint.activate([
playerView.leadingAnchor.constraint(equalTo: view.leadingAnchor),
playerView.trailingAnchor.constraint(equalTo: view.trailingAnchor),
playerView.topAnchor.constraint(equalTo: view.topAnchor),
playerView.bottomAnchor.constraint(equalTo: view.bottomAnchor),
])
presentationSizeCancellable = controller.presentationSizeSubject
.sink { [unowned self] size in
self.preferredContentSize = size
self.container?.galleryContentChanged()
}
preferredContentSize = controller.item.presentationSize
}
override func viewWillAppear(_ animated: Bool) {
super.viewWillAppear(animated)
controller.play()
}
// MARK: GalleryContentViewController
var container: (any GalleryVC.GalleryContentViewControllerContainer)?
var contentSize: CGSize {
controller.item.presentationSize
}
var activityItemsForSharing: [Any] {
// TODO: share gifv
[]
}
}

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//
// ImageGalleryContentViewController.swift
// Tusker
//
// Created by Shadowfacts on 3/17/24.
// Copyright © 2024 Shadowfacts. All rights reserved.
//
import UIKit
import GalleryVC
import Pachyderm
import TuskerComponents
class ImageGalleryContentViewController: UIViewController, GalleryContentViewController {
let url: URL
let caption: String?
let originalData: Data?
let image: UIImage
let gifController: GIFController?
init(url: URL, caption: String?, originalData: Data?, image: UIImage, gifController: GIFController?) {
self.url = url
self.caption = caption
self.originalData = originalData
self.image = image
self.gifController = gifController
super.init(nibName: nil, bundle: nil)
preferredContentSize = image.size
}
required init?(coder: NSCoder) {
fatalError("init(coder:) has not been implemented")
}
override func viewDidLoad() {
super.viewDidLoad()
let imageView = GIFImageView(image: image)
imageView.translatesAutoresizingMaskIntoConstraints = false
imageView.contentMode = .scaleAspectFit
view.addSubview(imageView)
NSLayoutConstraint.activate([
imageView.leadingAnchor.constraint(equalTo: view.leadingAnchor),
imageView.trailingAnchor.constraint(equalTo: view.trailingAnchor),
imageView.topAnchor.constraint(equalTo: view.topAnchor),
imageView.bottomAnchor.constraint(equalTo: view.bottomAnchor),
])
if let gifController {
gifController.attach(to: imageView)
}
}
override func viewWillAppear(_ animated: Bool) {
super.viewWillAppear(animated)
if let gifController {
gifController.startAnimating()
}
}
// MARK: GalleryContentViewController
var container: (any GalleryVC.GalleryContentViewControllerContainer)?
var contentSize: CGSize {
image.size
}
var activityItemsForSharing: [Any] {
if let data = originalData ?? image.pngData() {
return [ImageActivityItemSource(data: data, url: url, image: image)]
} else {
return []
}
}
}

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//
// ImageGalleryDataSource.swift
// Tusker
//
// Created by Shadowfacts on 3/18/24.
// Copyright © 2024 Shadowfacts. All rights reserved.
//
import Foundation
import GalleryVC
import TuskerComponents
class ImageGalleryDataSource: GalleryDataSource {
let url: URL
let cache: ImageCache
let sourceView: UIView
init(url: URL, cache: ImageCache, sourceView: UIView) {
self.url = url
self.cache = cache
self.sourceView = sourceView
}
func galleryItemsCount() -> Int {
1
}
func galleryContentViewController(forItemAt index: Int) -> any GalleryVC.GalleryContentViewController {
if let entry = cache.get(url, loadOriginal: true) {
let gifController: GIFController? =
if url.pathExtension == "gif",
let data = entry.data {
GIFController(gifData: data)
} else {
nil
}
return ImageGalleryContentViewController(
url: url,
caption: nil,
originalData: entry.data,
image: entry.image,
gifController: gifController
)
} else {
return LoadingGalleryContentViewController {
let (data, image) = await self.cache.get(self.url, loadOriginal: true)
if let image {
let gifController: GIFController? =
if self.url.pathExtension == "gif",
let data {
GIFController(gifData: data)
} else {
nil
}
return ImageGalleryContentViewController(
url: self.url,
caption: nil,
originalData: data,
image: image,
gifController: gifController
)
} else {
return nil
}
}
}
}
func galleryContentTransitionSourceView(forItemAt index: Int) -> UIView? {
sourceView
}
func galleryApplicationActivities(forItemAt index: Int) -> [UIActivity]? {
[SaveToPhotosActivity()]
}
}

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//
// LoadingGalleryContentViewController.swift
// Tusker
//
// Created by Shadowfacts on 3/17/24.
// Copyright © 2024 Shadowfacts. All rights reserved.
//
import UIKit
import GalleryVC
class LoadingGalleryContentViewController: UIViewController, GalleryContentViewController {
private let provider: () async -> (any GalleryContentViewController)?
private var wrapped: (any GalleryContentViewController)!
var container: GalleryContentViewControllerContainer?
var contentSize: CGSize {
wrapped?.contentSize ?? .zero
}
var activityItemsForSharing: [Any] {
wrapped?.activityItemsForSharing ?? []
}
var caption: String? {
wrapped?.caption
}
var canAnimateFromSourceView: Bool {
wrapped?.canAnimateFromSourceView ?? true
}
init(provider: @escaping () async -> (any GalleryContentViewController)?) {
self.provider = provider
super.init(nibName: nil, bundle: nil)
}
required init?(coder: NSCoder) {
fatalError("init(coder:) has not been implemented")
}
override func viewDidLoad() {
super.viewDidLoad()
container?.setGalleryContentLoading(true)
Task {
if let wrapped = await provider() {
self.wrapped = wrapped
wrapped.container = container
addChild(wrapped)
wrapped.view.translatesAutoresizingMaskIntoConstraints = false
view.addSubview(wrapped.view)
NSLayoutConstraint.activate([
wrapped.view.leadingAnchor.constraint(equalTo: view.leadingAnchor),
wrapped.view.trailingAnchor.constraint(equalTo: view.trailingAnchor),
wrapped.view.topAnchor.constraint(equalTo: view.topAnchor),
wrapped.view.bottomAnchor.constraint(equalTo: view.bottomAnchor),
])
wrapped.didMove(toParent: self)
container?.galleryContentChanged()
} else {
showErrorView()
}
container?.setGalleryContentLoading(false)
}
}
private func showErrorView() {
let image = UIImageView(image: UIImage(systemName: "exclamationmark.triangle.fill")!)
image.tintColor = .secondaryLabel
image.contentMode = .scaleAspectFit
let label = UILabel()
label.text = "Error Loading"
label.font = .preferredFont(forTextStyle: .title1).withTraits(.traitBold)!
label.textColor = .secondaryLabel
label.adjustsFontForContentSizeCategory = true
let stackView = UIStackView(arrangedSubviews: [
image,
label,
])
stackView.translatesAutoresizingMaskIntoConstraints = false
stackView.axis = .vertical
stackView.alignment = .center
stackView.spacing = 8
view.addSubview(stackView)
NSLayoutConstraint.activate([
image.widthAnchor.constraint(equalToConstant: 64),
image.heightAnchor.constraint(equalToConstant: 64),
stackView.centerXAnchor.constraint(equalTo: view.centerXAnchor),
stackView.centerYAnchor.constraint(equalTo: view.centerYAnchor),
])
}
}

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//
// StatusAttachmentsGalleryDataSource.swift
// Tusker
//
// Created by Shadowfacts on 3/17/24.
// Copyright © 2024 Shadowfacts. All rights reserved.
//
import Foundation
import GalleryVC
import Pachyderm
import TuskerComponents
import AVFoundation
class StatusAttachmentsGalleryDataSource: GalleryDataSource {
let attachments: [Attachment]
let sourceViews: NSHashTable<AttachmentView>
init(attachments: [Attachment], sourceViews: NSHashTable<AttachmentView>) {
self.attachments = attachments
self.sourceViews = sourceViews
}
func galleryItemsCount() -> Int {
attachments.count
}
func galleryContentViewController(forItemAt index: Int) -> any GalleryContentViewController {
let attachment = attachments[index]
switch attachment.kind {
case .image:
if let view = attachmentView(for: attachment),
let image = view.image {
return ImageGalleryContentViewController(
url: attachment.url,
caption: attachment.description,
originalData: view.originalData,
image: image,
// TODO: if automatically play gifs is off, this will start the source view playing too
gifController: view.gifController
)
} else {
return LoadingGalleryContentViewController {
let (data, image) = await ImageCache.attachments.get(attachment.url, loadOriginal: true)
if let image {
let gifController: GIFController? =
if attachment.url.pathExtension == "gif",
let data {
GIFController(gifData: data)
} else {
nil
}
return ImageGalleryContentViewController(
url: attachment.url,
caption: attachment.description,
originalData: data,
image: image,
gifController: gifController
)
} else {
return nil
}
}
}
case .gifv:
let controller: GifvController =
if Preferences.shared.automaticallyPlayGifs,
let view = attachmentView(for: attachment),
let controller = view.gifvView?.controller {
controller
} else {
GifvController(asset: AVAsset(url: attachment.url))
}
return GifvGalleryContentViewController(controller: controller, caption: attachment.description)
case .video:
return VideoGalleryContentViewController(url: attachment.url, caption: attachment.description)
case .audio:
// TODO: use separate content VC with audio visualization?
return VideoGalleryContentViewController(url: attachment.url, caption: attachment.description)
case .unknown:
return LoadingGalleryContentViewController {
do {
let (data, _) = try await URLSession.shared.data(from: attachment.url)
let url = FileManager.default.temporaryDirectory.appendingPathComponent(attachment.url.lastPathComponent)
try data.write(to: url)
return FallbackGalleryNavigationController(url: url)
} catch {
return nil
}
}
}
}
func galleryContentTransitionSourceView(forItemAt index: Int) -> UIView? {
let attachment = attachments[index]
return attachmentView(for: attachment)
}
func galleryApplicationActivities(forItemAt index: Int) -> [UIActivity]? {
[SaveToPhotosActivity()]
}
private func attachmentView(for attachment: Attachment) -> AttachmentView? {
return sourceViews.allObjects.first(where: { $0.attachment?.id == attachment.id })
}
}

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//
// VideoGalleryContentViewController.swift
// Tusker
//
// Created by Shadowfacts on 3/19/24.
// Copyright © 2024 Shadowfacts. All rights reserved.
//
import UIKit
import GalleryVC
import AVFoundation
class VideoGalleryContentViewController: UIViewController, GalleryContentViewController {
private let url: URL
let caption: String?
private let item: AVPlayerItem
let player: AVPlayer
private var presentationSizeObservation: NSKeyValueObservation?
private var statusObservation: NSKeyValueObservation?
private var isFirstAppearance = true
init(url: URL, caption: String?) {
self.url = url
self.caption = caption
let asset = AVAsset(url: url)
self.item = AVPlayerItem(asset: asset)
self.player = AVPlayer(playerItem: item)
super.init(nibName: nil, bundle: nil)
}
required init?(coder: NSCoder) {
fatalError("init(coder:) has not been implemented")
}
override func viewDidLoad() {
super.viewDidLoad()
container?.setGalleryContentLoading(true)
let playerView = PlayerView(item: item, player: player)
playerView.translatesAutoresizingMaskIntoConstraints = false
view.addSubview(playerView)
NSLayoutConstraint.activate([
playerView.leadingAnchor.constraint(equalTo: view.leadingAnchor),
playerView.trailingAnchor.constraint(equalTo: view.trailingAnchor),
playerView.topAnchor.constraint(equalTo: view.topAnchor),
playerView.bottomAnchor.constraint(equalTo: view.bottomAnchor),
])
presentationSizeObservation = item.observe(\.presentationSize, changeHandler: { [unowned self] item, _ in
MainActor.runUnsafely {
self.preferredContentSize = item.presentationSize
self.container?.galleryContentChanged()
}
})
statusObservation = item.observe(\.status, changeHandler: { [unowned self] item, _ in
MainActor.runUnsafely {
if item.status == .readyToPlay {
self.container?.setGalleryContentLoading(false)
statusObservation = nil
}
}
})
preferredContentSize = item.presentationSize
}
override func viewWillAppear(_ animated: Bool) {
super.viewWillAppear(animated)
if isFirstAppearance {
isFirstAppearance = false
player.play()
}
}
override func viewWillDisappear(_ animated: Bool) {
super.viewWillDisappear(animated)
player.pause()
}
// MARK: GalleryContentViewController
var container: (any GalleryVC.GalleryContentViewControllerContainer)?
var contentSize: CGSize {
item.presentationSize
}
var activityItemsForSharing: [Any] {
// TODO: share videos
[]
}
}
private class PlayerView: UIView {
override class var layerClass: AnyClass {
AVPlayerLayer.self
}
private var playerLayer: AVPlayerLayer {
layer as! AVPlayerLayer
}
private let player: AVPlayer
private var presentationSizeObservation: NSKeyValueObservation?
override var intrinsicContentSize: CGSize {
player.currentItem?.presentationSize ?? CGSize(width: UIView.noIntrinsicMetric, height: UIView.noIntrinsicMetric)
}
init(item: AVPlayerItem, player: AVPlayer) {
self.player = player
super.init(frame: .zero)
playerLayer.player = player
playerLayer.videoGravity = .resizeAspect
presentationSizeObservation = item.observe(\.presentationSize, changeHandler: { [unowned self] _, _ in
MainActor.runUnsafely {
self.invalidateIntrinsicContentSize()
}
})
}
required init?(coder: NSCoder) {
fatalError("init(coder:) has not been implemented")
}
}

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//
// GalleryFallbackViewController.swift
// Tusker
//
// Created by Shadowfacts on 5/16/23.
// Copyright © 2023 Shadowfacts. All rights reserved.
//
import UIKit
import QuickLook
import Pachyderm
class GalleryFallbackViewController: QLPreviewController {
private let attachment: Attachment
private let previewItem: GalleryPreviewItem
private var loadAttachmentTask: Task<Void, Never>?
deinit {
loadAttachmentTask?.cancel()
}
init(attachment: Attachment) {
self.attachment = attachment
self.previewItem = GalleryPreviewItem()
super.init(nibName: nil, bundle: nil)
dataSource = self
}
required init?(coder: NSCoder) {
fatalError("init(coder:) has not been implemented")
}
override func viewWillAppear(_ animated: Bool) {
super.viewWillAppear(animated)
if previewItem.previewItemURL == nil,
loadAttachmentTask == nil {
loadAttachmentTask = Task {
do {
let (data, _) = try await URLSession.shared.data(from: attachment.url)
let url = FileManager.default.temporaryDirectory.appendingPathComponent(attachment.url.lastPathComponent)
try data.write(to: url)
try Task.checkCancellation()
previewItem.previewItemURL = url
refreshCurrentPreviewItem()
} catch {
return
}
}
}
}
}
extension GalleryFallbackViewController: QLPreviewControllerDataSource {
nonisolated func numberOfPreviewItems(in controller: QLPreviewController) -> Int {
return 1
}
nonisolated func previewController(_ controller: QLPreviewController, previewItemAt index: Int) -> QLPreviewItem {
return MainActor.runUnsafely {
previewItem
}
}
}
private class GalleryPreviewItem: NSObject, QLPreviewItem {
var previewItemURL: URL? = nil
}

View File

@ -1,276 +0,0 @@
//
// LargeImageContentView.swift
// Tusker
//
// Created by Shadowfacts on 6/17/20.
// Copyright © 2020 Shadowfacts. All rights reserved.
//
import UIKit
import Pachyderm
@preconcurrency import AVFoundation
@preconcurrency import VisionKit
import TuskerComponents
@MainActor
protocol LargeImageContentView: UIView {
var animationImage: UIImage? { get }
var activityItemsForSharing: [Any] { get }
var owner: LargeImageViewController? { get set }
func setControlsVisible(_ controlsVisible: Bool, animated: Bool)
func grayscaleStateChanged()
}
class LargeImageImageContentView: UIImageView, LargeImageContentView {
#if !targetEnvironment(macCatalyst)
@available(iOS 16.0, *)
private static let analyzer = ImageAnalyzer()
private var _analysisInteraction: AnyObject?
@available(iOS 16.0, *)
private var analysisInteraction: ImageAnalysisInteraction? { _analysisInteraction as? ImageAnalysisInteraction }
#endif
var animationImage: UIImage? { image! }
var activityItemsForSharing: [Any] {
guard let data else {
return []
}
return [ImageActivityItemSource(data: data, url: url, image: image)]
}
weak var owner: LargeImageViewController?
private let url: URL
private let data: Data?
init(url: URL, data: Data?, image: UIImage) {
self.url = url
self.data = data
super.init(image: image)
contentMode = .scaleAspectFit
isUserInteractionEnabled = true
#if !targetEnvironment(macCatalyst)
if #available(iOS 16.0, *),
ImageAnalyzer.isSupported {
let interaction = ImageAnalysisInteraction()
self._analysisInteraction = interaction
interaction.delegate = self
interaction.preferredInteractionTypes = .automatic
addInteraction(interaction)
Task {
do {
let result = try await LargeImageImageContentView.analyzer.analyze(image, configuration: ImageAnalyzer.Configuration([.text, .machineReadableCode]))
interaction.analysis = result
} catch {
// if analysis fails, we just don't show anything
}
}
}
#endif
}
required init?(coder: NSCoder) {
fatalError("init(coder:) has not been implemented")
}
func setControlsVisible(_ controlsVisible: Bool, animated: Bool) {
#if !targetEnvironment(macCatalyst)
if #available(iOS 16.0, *),
let analysisInteraction {
analysisInteraction.setSupplementaryInterfaceHidden(!controlsVisible, animated: animated)
}
#endif
}
func grayscaleStateChanged() {
guard let data else {
return
}
let image: UIImage?
if Preferences.shared.grayscaleImages {
image = ImageGrayscalifier.convert(url: nil, data: data)
} else {
image = UIImage(data: data)
}
if let image = image {
self.image = image
}
}
}
#if !targetEnvironment(macCatalyst)
@available(iOS 16.0, *)
extension LargeImageImageContentView: ImageAnalysisInteractionDelegate {
func presentingViewController(for interaction: ImageAnalysisInteraction) -> UIViewController? {
return owner
}
}
#endif
class LargeImageGifContentView: GIFImageView, LargeImageContentView {
var animationImage: UIImage? { image }
var activityItemsForSharing: [Any] {
[ImageActivityItemSource(data: gifController!.gifData, url: url, image: image)]
}
weak var owner: LargeImageViewController?
private let url: URL
init(url: URL, gifController: GIFController) {
self.url = url
super.init(image: gifController.lastFrame?.image)
contentMode = .scaleAspectFit
gifController.attach(to: self)
// todo: doing this in the init feels wrong
gifController.startAnimating()
}
required init?(coder: NSCoder) {
fatalError("init(coder:) has not been implemented")
}
func setControlsVisible(_ controlsVisible: Bool, animated: Bool) {
}
func grayscaleStateChanged() {
// todo
}
}
class LargeImageGifvContentView: GifvAttachmentView, LargeImageContentView {
private(set) var animationImage: UIImage?
var activityItemsForSharing: [Any] {
[GifvActivityItemSource(asset: asset, attachment: attachment)]
}
weak var owner: LargeImageViewController?
private let attachment: Attachment
private let asset: AVURLAsset
private var videoSize: CGSize?
override var intrinsicContentSize: CGSize {
videoSize ?? CGSize(width: UIView.noIntrinsicMetric, height: UIView.noIntrinsicMetric)
}
init(attachment: Attachment, source: UIImageView) {
precondition(attachment.kind == .gifv)
self.attachment = attachment
self.asset = AVURLAsset(url: attachment.url)
super.init(asset: asset, gravity: .resizeAspect)
self.animationImage = source.image
self.player.play()
Task {
do {
if let track = try await asset.loadTracks(withMediaType: .video).first {
let (size, transform) = try await track.load(.naturalSize, .preferredTransform)
self.videoSize = size.applying(transform)
self.invalidateIntrinsicContentSize()
}
} catch {
}
}
}
required init?(coder: NSCoder) {
fatalError("init(coder:) has not been implemented")
}
func setControlsVisible(_ controlsVisible: Bool, animated: Bool) {
}
func grayscaleStateChanged() {
// no-op, GifvAttachmentView observes the grayscale state itself
}
}
class ImageActivityItemSource: NSObject, UIActivityItemSource {
let data: Data
let url: URL
let image: UIImage?
init(data: Data, url: URL, image: UIImage?) {
self.data = data
self.url = url
self.image = image
}
func activityViewControllerPlaceholderItem(_ activityViewController: UIActivityViewController) -> Any {
return url
}
func activityViewController(_ activityViewController: UIActivityViewController, thumbnailImageForActivityType activityType: UIActivity.ActivityType?, suggestedSize size: CGSize) -> UIImage? {
return image
}
func activityViewController(_ activityViewController: UIActivityViewController, itemForActivityType activityType: UIActivity.ActivityType?) -> Any? {
do {
let tempURL = FileManager.default.temporaryDirectory.appendingPathComponent(url.lastPathComponent)
try data.write(to: tempURL)
return tempURL
} catch {
return nil
}
}
func activityViewController(_ activityViewController: UIActivityViewController, dataTypeIdentifierForActivityType activityType: UIActivity.ActivityType?) -> String {
return (UTType(filenameExtension: url.pathExtension) ?? .image).identifier
}
}
class GifvActivityItemSource: NSObject, UIActivityItemSource {
let asset: AVAsset
let attachment: Attachment
init(asset: AVAsset, attachment: Attachment) {
self.asset = asset
self.attachment = attachment
}
func activityViewControllerPlaceholderItem(_ activityViewController: UIActivityViewController) -> Any {
return attachment.url
}
func activityViewController(_ activityViewController: UIActivityViewController, thumbnailImageForActivityType activityType: UIActivity.ActivityType?, suggestedSize size: CGSize) -> UIImage? {
#if os(visionOS)
#warning("Use async AVAssetImageGenerator.image(at:)")
return nil
#else
let generator = AVAssetImageGenerator(asset: self.asset)
generator.appliesPreferredTrackTransform = true
if let image = try? generator.copyCGImage(at: .zero, actualTime: nil) {
return UIImage(cgImage: image)
} else {
return nil
}
#endif
}
func activityViewController(_ activityViewController: UIActivityViewController, itemForActivityType activityType: UIActivity.ActivityType?) -> Any? {
do {
let data = try Data(contentsOf: attachment.url)
let tempURL = FileManager.default.temporaryDirectory.appendingPathComponent(attachment.url.lastPathComponent)
try data.write(to: tempURL)
return tempURL
} catch {
return nil
}
}
func activityViewController(_ activityViewController: UIActivityViewController, dataTypeIdentifierForActivityType activityType: UIActivity.ActivityType?) -> String {
return (UTType(filenameExtension: attachment.url.pathExtension) ?? .video).identifier
}
}

View File

@ -1,397 +0,0 @@
//
// LargeImageViewController.swift
// Tusker
//
// Created by Shadowfacts on 8/31/18.
// Copyright © 2018 Shadowfacts. All rights reserved.
//
import UIKit
class LargeImageViewController: UIViewController, UIScrollViewDelegate, LargeImageAnimatableViewController {
weak var animationSourceView: UIImageView?
var largeImageController: LargeImageViewController? { self }
var animationImage: UIImage? { contentView.animationImage }
var dismissInteractionController: LargeImageInteractionController?
@IBOutlet weak var scrollView: UIScrollView!
@IBOutlet weak var topControlsView: UIView!
@IBOutlet weak var descriptionTextView: UITextView!
private var shareContainer: UIView!
private var closeContainer: UIView!
private var shareImage: UIImageView!
private var shareButtonTopConstraint: NSLayoutConstraint!
private var shareButtonLeadingConstraint: NSLayoutConstraint!
private var closeButtonTopConstraint: NSLayoutConstraint!
private var closeButtonTrailingConstraint: NSLayoutConstraint!
var contentView: LargeImageContentView {
didSet {
oldValue.removeFromSuperview()
setupContentView()
}
}
var contentViewLeadingConstraint: NSLayoutConstraint!
var contentViewTopConstraint: NSLayoutConstraint!
var imageDescription: String?
var initialControlsVisible = true
private(set) var controlsVisible = true {
didSet {
setNeedsUpdateOfHomeIndicatorAutoHidden()
}
}
var shrinkGestureEnabled = true
private var isInitialAppearance = true
private var skipUpdatingControlsWhileZooming = false
private var prevZoomScale: CGFloat?
private var isGrayscale = false
private var contentViewSizeObservation: NSKeyValueObservation?
var isInteractivelyAnimatingDismissal: Bool = false {
didSet {
#if !os(visionOS)
setNeedsStatusBarAppearanceUpdate()
#endif
}
}
override var prefersStatusBarHidden: Bool {
return !isInteractivelyAnimatingDismissal
}
override var preferredStatusBarUpdateAnimation: UIStatusBarAnimation {
return .none
}
override var prefersHomeIndicatorAutoHidden: Bool {
return !controlsVisible
}
init(contentView: LargeImageContentView, description: String?, sourceView: UIImageView?) {
self.imageDescription = description
self.animationSourceView = sourceView
self.contentView = contentView
super.init(nibName: "LargeImageViewController", bundle: nil)
modalPresentationStyle = .fullScreen
}
required init?(coder aDecoder: NSCoder) {
fatalError("init(coder:) has not been implemented")
}
override func viewDidLoad() {
super.viewDidLoad()
setupContentView()
setupControls()
setControlsVisible(initialControlsVisible, animated: false)
if contentView.activityItemsForSharing.isEmpty {
shareContainer.isUserInteractionEnabled = false
shareImage.tintColor = .systemGray
}
scrollView.delegate = self
if let imageDescription = imageDescription,
!imageDescription.trimmingCharacters(in: .whitespacesAndNewlines).isEmpty {
descriptionTextView.text = imageDescription.trimmingCharacters(in: .whitespacesAndNewlines)
descriptionTextView.textContainerInset = UIEdgeInsets(top: 8, left: 8, bottom: 8, right: 8)
// i'm not sure why .automatic doesn't work for this
descriptionTextView.contentInsetAdjustmentBehavior = .always
let height = min(150, descriptionTextView.contentSize.height)
descriptionTextView.topAnchor.constraint(equalTo: descriptionTextView.safeAreaLayoutGuide.bottomAnchor, constant: -(height + 16)).isActive = true
} else {
descriptionTextView.isHidden = true
}
if shrinkGestureEnabled {
dismissInteractionController = LargeImageInteractionController(viewController: self)
}
let singleTap = UITapGestureRecognizer(target: self, action: #selector(scrollViewPressed(_:)))
let doubleTap = UITapGestureRecognizer(target: self, action: #selector(scrollViewDoubleTapped(_:)))
doubleTap.numberOfTapsRequired = 2
// this requirement is needed to make sure the double tap is ever recognized
singleTap.require(toFail: doubleTap)
view.addGestureRecognizer(singleTap)
view.addGestureRecognizer(doubleTap)
NotificationCenter.default.addObserver(self, selector: #selector(preferencesChanged), name: .preferencesChanged, object: nil)
accessibilityElements = [
topControlsView!,
contentView,
descriptionTextView!,
]
}
private func setupContentView() {
contentView.owner = self
contentView.translatesAutoresizingMaskIntoConstraints = false
scrollView.addSubview(contentView)
contentViewLeadingConstraint = contentView.leadingAnchor.constraint(equalTo: scrollView.leadingAnchor)
contentViewTopConstraint = contentView.topAnchor.constraint(equalTo: scrollView.topAnchor)
NSLayoutConstraint.activate([
contentViewLeadingConstraint,
contentViewTopConstraint,
])
contentViewSizeObservation = (contentView as UIView).observe(\.bounds, changeHandler: { [unowned self] _, _ in
MainActor.runUnsafely {
self.centerImage()
}
})
}
private func setupControls() {
shareContainer = UIView()
shareContainer.isAccessibilityElement = true
shareContainer.accessibilityTraits = .button
shareContainer.accessibilityLabel = "Share"
shareContainer.addGestureRecognizer(UITapGestureRecognizer(target: self, action: #selector(sharePressed)))
shareContainer.translatesAutoresizingMaskIntoConstraints = false
topControlsView.addSubview(shareContainer)
shareImage = UIImageView(image: UIImage(systemName: "square.and.arrow.up"))
shareImage.tintColor = .white
shareImage.contentMode = .scaleAspectFit
shareImage.translatesAutoresizingMaskIntoConstraints = false
shareContainer.addSubview(shareImage)
shareButtonTopConstraint = shareImage.topAnchor.constraint(greaterThanOrEqualTo: shareContainer.topAnchor)
shareButtonLeadingConstraint = shareImage.leadingAnchor.constraint(greaterThanOrEqualTo: shareContainer.leadingAnchor)
NSLayoutConstraint.activate([
shareContainer.topAnchor.constraint(equalTo: topControlsView.topAnchor),
shareContainer.leadingAnchor.constraint(equalTo: topControlsView.leadingAnchor),
shareContainer.bottomAnchor.constraint(equalTo: topControlsView.bottomAnchor),
shareContainer.widthAnchor.constraint(greaterThanOrEqualToConstant: 50),
shareContainer.heightAnchor.constraint(greaterThanOrEqualToConstant: 50),
shareImage.centerXAnchor.constraint(equalTo: shareContainer.centerXAnchor),
shareImage.centerYAnchor.constraint(equalTo: shareContainer.centerYAnchor),
shareButtonTopConstraint,
shareButtonLeadingConstraint,
shareImage.widthAnchor.constraint(equalToConstant: 24),
shareImage.heightAnchor.constraint(equalToConstant: 24),
])
closeContainer = UIView()
closeContainer.isAccessibilityElement = true
closeContainer.accessibilityTraits = .button
closeContainer.accessibilityLabel = "Close"
closeContainer.addGestureRecognizer(UITapGestureRecognizer(target: self, action: #selector(closeButtonPressed)))
closeContainer.translatesAutoresizingMaskIntoConstraints = false
topControlsView.addSubview(closeContainer)
let closeImage = UIImageView(image: UIImage(systemName: "xmark"))
closeImage.tintColor = .white
closeImage.contentMode = .scaleAspectFit
closeImage.translatesAutoresizingMaskIntoConstraints = false
closeContainer.addSubview(closeImage)
closeButtonTopConstraint = closeImage.topAnchor.constraint(greaterThanOrEqualTo: closeContainer.topAnchor)
closeButtonTrailingConstraint = closeContainer.trailingAnchor.constraint(greaterThanOrEqualTo: closeImage.trailingAnchor)
NSLayoutConstraint.activate([
closeContainer.topAnchor.constraint(equalTo: topControlsView.topAnchor),
closeContainer.trailingAnchor.constraint(equalTo: topControlsView.trailingAnchor),
closeContainer.bottomAnchor.constraint(equalTo: closeContainer.bottomAnchor),
closeContainer.widthAnchor.constraint(greaterThanOrEqualToConstant: 50),
closeContainer.heightAnchor.constraint(greaterThanOrEqualToConstant: 50),
closeImage.centerXAnchor.constraint(equalTo: closeContainer.centerXAnchor),
closeImage.centerYAnchor.constraint(equalTo: closeContainer.centerYAnchor),
closeButtonTopConstraint,
closeButtonTrailingConstraint,
closeImage.widthAnchor.constraint(equalToConstant: 24),
closeImage.heightAnchor.constraint(equalToConstant: 24),
])
}
override func viewDidLayoutSubviews() {
super.viewDidLayoutSubviews()
// limit the image height to the safe area height, so the image doesn't overlap the top controls
// while zoomed all the way out
let maxHeight = view.bounds.height - view.safeAreaInsets.top - view.safeAreaInsets.bottom
let heightScale = maxHeight / contentView.intrinsicContentSize.height
let widthScale = view.bounds.width / contentView.intrinsicContentSize.width
let minScale = min(widthScale, heightScale)
skipUpdatingControlsWhileZooming = true
scrollView.minimumZoomScale = minScale
scrollView.zoomScale = minScale
scrollView.maximumZoomScale = minScale >= 1 ? minScale + 2 : 2
skipUpdatingControlsWhileZooming = false
centerImage()
let notchedDeviceTopInsets: [CGFloat] = [
44, // iPhone X, Xs, Xs Max, 11 Pro, 11 Pro Max
48, // iPhone XR, 11
47, // iPhone 12, 12 Pro, 12 Pro Max, 13, 13 Pro, 13 Pro Max, 14, 14 Plus
50, // iPhone 12 mini, 13 mini
]
let pillDeviceTopInsets: [CGFloat] = [
59, // iPhone 14 Pro, 14 Pro Max
]
if notchedDeviceTopInsets.contains(view.safeAreaInsets.top) {
// the notch width is not the same for the iPhones 13,
// but what we actually want is the same offset from the edges
// since the corner radius didn't change
let notchWidth: CGFloat = 210
let earWidth = (view.bounds.width - notchWidth) / 2
let offset = (earWidth - shareImage.bounds.width) / 2
shareButtonLeadingConstraint.constant = offset
closeButtonTrailingConstraint.constant = offset
} else if pillDeviceTopInsets.contains(view.safeAreaInsets.top) {
shareButtonLeadingConstraint.constant = 24
shareButtonTopConstraint.constant = 24
closeButtonTrailingConstraint.constant = 24
closeButtonTopConstraint.constant = 24
}
}
override func viewSafeAreaInsetsDidChange() {
super.viewSafeAreaInsetsDidChange()
// the controls view transforms take the safe area insets into account, so they need to be updated
updateControlsView()
}
override func viewDidAppear(_ animated: Bool) {
super.viewDidAppear(animated)
// on the first appearance, the text view flashes its own scroll indicators automatically
// so we only need to do it on subsequent appearances
if isInitialAppearance {
isInitialAppearance = false
} else {
if animated && controlsVisible && !descriptionTextView.isHidden {
descriptionTextView.flashScrollIndicators()
}
}
}
@objc private func preferencesChanged() {
if isGrayscale != Preferences.shared.grayscaleImages {
isGrayscale = Preferences.shared.grayscaleImages
contentView.grayscaleStateChanged()
}
}
func setControlsVisible(_ controlsVisible: Bool, animated: Bool) {
self.controlsVisible = controlsVisible
if animated {
UIView.animate(withDuration: 0.2) {
// note: the value of animated: is passed to ImageAnalysisInteractino.setSupplementaryInterfaceHidden which (as of iOS 17.0.2 (21A350)):
// - does not animate with animated:false when wrapped in a UIView.animate block
// - does not animate with animated:true unless also wrapped in a UIView.animate block
self.contentView.setControlsVisible(controlsVisible, animated: true)
self.updateControlsView()
}
if controlsVisible && !descriptionTextView.isHidden {
descriptionTextView.flashScrollIndicators()
}
} else {
contentView.setControlsVisible(controlsVisible, animated: false)
updateControlsView()
}
}
func updateControlsView() {
let topOffset = self.controlsVisible ? 0 : -(self.topControlsView.bounds.height + self.view.safeAreaInsets.top)
self.topControlsView.transform = CGAffineTransform(translationX: 0, y: topOffset)
if self.imageDescription != nil {
let bottomOffset = self.controlsVisible ? 0 : self.descriptionTextView.bounds.height + self.view.safeAreaInsets.bottom
self.descriptionTextView.transform = CGAffineTransform(translationX: 0, y: bottomOffset)
}
}
func viewForZooming(in scrollView: UIScrollView) -> UIView? {
return contentView
}
func scrollViewDidZoom(_ scrollView: UIScrollView) {
let prevZoomScale = self.prevZoomScale ?? scrollView.minimumZoomScale
if !skipUpdatingControlsWhileZooming {
if scrollView.zoomScale <= scrollView.minimumZoomScale {
setControlsVisible(true, animated: true)
} else if scrollView.zoomScale > prevZoomScale {
setControlsVisible(false, animated: true)
}
}
self.prevZoomScale = scrollView.zoomScale
}
func centerImage() {
let yOffset = max(0, (view.bounds.size.height - contentView.frame.height) / 2)
contentViewTopConstraint.constant = yOffset
let xOffset = max(0, (view.bounds.size.width - contentView.frame.width) / 2)
contentViewLeadingConstraint.constant = xOffset
}
func zoomRectFor(scale: CGFloat, center: CGPoint) -> CGRect {
var zoomRect = CGRect.zero
zoomRect.size.width = contentView.frame.width / scale
zoomRect.size.height = contentView.frame.height / scale
let newCenter = scrollView.convert(center, to: contentView)
zoomRect.origin.x = newCenter.x - (zoomRect.width / 2)
zoomRect.origin.y = newCenter.y - (zoomRect.height / 2)
return zoomRect
}
// MARK: Interaction
func animateZoomOut() {
UIView.animate(withDuration: 0.3, animations: {
self.scrollView.zoomScale = self.scrollView.minimumZoomScale
self.view.layoutIfNeeded()
})
}
@objc func scrollViewPressed(_ sender: UITapGestureRecognizer) {
if scrollView.zoomScale > scrollView.minimumZoomScale {
animateZoomOut()
} else {
setControlsVisible(!controlsVisible, animated: true)
}
}
@objc func scrollViewDoubleTapped(_ recognizer: UITapGestureRecognizer) {
if scrollView.zoomScale <= scrollView.minimumZoomScale {
let point = recognizer.location(in: recognizer.view)
let scale: CGFloat
if scrollView.minimumZoomScale < 1 {
if 1 - scrollView.zoomScale <= 0.5 {
scale = scrollView.zoomScale + 1
} else {
scale = 1
}
} else {
scale = scrollView.maximumZoomScale
}
let rect = zoomRectFor(scale: scale, center: point)
UIView.animate(withDuration: 0.3) {
self.scrollView.zoom(to: rect, animated: false)
self.view.layoutIfNeeded()
}
} else {
animateZoomOut()
}
}
@IBAction func closeButtonPressed(_ sender: Any) {
dismiss(animated: true)
}
@IBAction func sharePressed(_ sender: Any) {
let activityVC = UIActivityViewController(activityItems: contentView.activityItemsForSharing, applicationActivities: [SaveToPhotosActivity()])
activityVC.popoverPresentationController?.sourceView = shareImage
present(activityVC, animated: true)
}
}

View File

@ -1,61 +0,0 @@
<?xml version="1.0" encoding="UTF-8"?>
<document type="com.apple.InterfaceBuilder3.CocoaTouch.XIB" version="3.0" toolsVersion="21507" targetRuntime="iOS.CocoaTouch" propertyAccessControl="none" useAutolayout="YES" useTraitCollections="YES" useSafeAreas="YES" colorMatched="YES">
<device id="retina4_7" orientation="portrait" appearance="light"/>
<dependencies>
<deployment identifier="iOS"/>
<plugIn identifier="com.apple.InterfaceBuilder.IBCocoaTouchPlugin" version="21505"/>
<capability name="Safe area layout guides" minToolsVersion="9.0"/>
<capability name="documents saved in the Xcode 8 format" minToolsVersion="8.0"/>
</dependencies>
<objects>
<placeholder placeholderIdentifier="IBFilesOwner" id="-1" userLabel="File's Owner" customClass="LargeImageViewController" customModule="Tusker" customModuleProvider="target">
<connections>
<outlet property="descriptionTextView" destination="JZk-BO-2Vh" id="cby-Hc-ezg"/>
<outlet property="scrollView" destination="Skj-xq-AgQ" id="TFb-zF-m1b"/>
<outlet property="topControlsView" destination="kHo-B9-R7a" id="8sJ-xQ-7ix"/>
<outlet property="view" destination="BJw-5C-9nT" id="1C2-VA-mNf"/>
</connections>
</placeholder>
<placeholder placeholderIdentifier="IBFirstResponder" id="-2" customClass="UIResponder"/>
<view contentMode="scaleToFill" id="BJw-5C-9nT">
<rect key="frame" x="0.0" y="0.0" width="375" height="667"/>
<autoresizingMask key="autoresizingMask" widthSizable="YES" heightSizable="YES"/>
<subviews>
<scrollView clipsSubviews="YES" multipleTouchEnabled="YES" contentMode="scaleToFill" minimumZoomScale="0.25" maximumZoomScale="2" translatesAutoresizingMaskIntoConstraints="NO" id="Skj-xq-AgQ">
<rect key="frame" x="0.0" y="0.0" width="375" height="667"/>
<gestureRecognizers/>
</scrollView>
<view contentMode="scaleToFill" ambiguous="YES" translatesAutoresizingMaskIntoConstraints="NO" id="kHo-B9-R7a">
<rect key="frame" x="0.0" y="0.0" width="375" height="36"/>
</view>
<textView clipsSubviews="YES" multipleTouchEnabled="YES" contentMode="scaleToFill" editable="NO" textAlignment="natural" adjustsFontForContentSizeCategory="YES" translatesAutoresizingMaskIntoConstraints="NO" id="JZk-BO-2Vh">
<rect key="frame" x="0.0" y="517" width="375" height="150"/>
<color key="backgroundColor" red="0.0" green="0.0" blue="0.0" alpha="0.5" colorSpace="custom" customColorSpace="displayP3"/>
<constraints>
<constraint firstAttribute="height" constant="150" placeholder="YES" id="YfV-kQ-0RT"/>
</constraints>
<string key="text">Lorem ipsum dolor sit er elit lamet, consectetaur cillium adipisicing pecu, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat. Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id est laborum. Nam liber te conscient to factor tum poen legum odioque civiuda.</string>
<color key="textColor" white="1" alpha="1" colorSpace="custom" customColorSpace="genericGamma22GrayColorSpace"/>
<fontDescription key="fontDescription" style="UICTFontTextStyleBody"/>
<textInputTraits key="textInputTraits" autocapitalizationType="sentences"/>
</textView>
</subviews>
<viewLayoutGuide key="safeArea" id="w1g-VC-Ll9"/>
<color key="backgroundColor" white="0.0" alpha="1" colorSpace="custom" customColorSpace="genericGamma22GrayColorSpace"/>
<gestureRecognizers/>
<constraints>
<constraint firstItem="Skj-xq-AgQ" firstAttribute="centerY" secondItem="BJw-5C-9nT" secondAttribute="centerY" id="0Xb-ib-2hg"/>
<constraint firstAttribute="bottom" secondItem="JZk-BO-2Vh" secondAttribute="bottom" id="7Z2-gW-sPj"/>
<constraint firstItem="kHo-B9-R7a" firstAttribute="leading" secondItem="w1g-VC-Ll9" secondAttribute="leading" id="IvH-gU-Kie"/>
<constraint firstAttribute="trailing" secondItem="JZk-BO-2Vh" secondAttribute="trailing" id="JgV-jy-qjS"/>
<constraint firstItem="Skj-xq-AgQ" firstAttribute="centerX" secondItem="BJw-5C-9nT" secondAttribute="centerX" id="KMe-Zc-NZq"/>
<constraint firstItem="Skj-xq-AgQ" firstAttribute="width" secondItem="BJw-5C-9nT" secondAttribute="width" id="Onj-l9-fBu"/>
<constraint firstItem="w1g-VC-Ll9" firstAttribute="trailing" secondItem="kHo-B9-R7a" secondAttribute="trailing" id="Uh0-ub-R9V"/>
<constraint firstItem="Skj-xq-AgQ" firstAttribute="height" secondItem="BJw-5C-9nT" secondAttribute="height" id="jvz-QW-n9c"/>
<constraint firstItem="JZk-BO-2Vh" firstAttribute="leading" secondItem="BJw-5C-9nT" secondAttribute="leading" id="kkj-O9-1rE"/>
<constraint firstItem="kHo-B9-R7a" firstAttribute="top" secondItem="BJw-5C-9nT" secondAttribute="top" id="n1O-C3-yQR"/>
</constraints>
<point key="canvasLocation" x="-164" y="475.41229385307349"/>
</view>
</objects>
</document>

View File

@ -1,176 +0,0 @@
// LoadingLargeImageViewController.swift
// Tusker
//
// Created by Shadowfacts on 6/14/19.
// Copyright © 2019 Shadowfacts. All rights reserved.
//
import UIKit
import Pachyderm
import TuskerComponents
class LoadingLargeImageViewController: UIViewController, LargeImageAnimatableViewController {
private var attachment: Attachment?
let url: URL
let cache: ImageCache
let imageDescription: String?
private(set) var loaded = false
private(set) var largeImageVC: LargeImageViewController?
private var loadingVC: LoadingViewController?
private var imageRequest: ImageCache.Request?
private var initialControlsVisible: Bool = true
var controlsVisible: Bool {
get {
return largeImageVC?.controlsVisible ?? initialControlsVisible
}
set {
if let largeImageVC = largeImageVC {
largeImageVC.setControlsVisible(newValue, animated: false)
} else {
initialControlsVisible = newValue
}
}
}
var shrinkGestureEnabled = true
weak var animationSourceView: UIImageView?
var largeImageController: LargeImageViewController? { largeImageVC }
var animationImage: UIImage? { largeImageVC?.animationImage ?? animationSourceView?.image }
var dismissInteractionController: LargeImageInteractionController?
var isInteractivelyAnimatingDismissal: Bool = false {
didSet {
#if !os(visionOS)
setNeedsStatusBarAppearanceUpdate()
#endif
}
}
override var prefersStatusBarHidden: Bool {
return !isInteractivelyAnimatingDismissal
}
override var preferredStatusBarUpdateAnimation: UIStatusBarAnimation {
return .none
}
override var childForHomeIndicatorAutoHidden: UIViewController? {
return largeImageVC
}
override var supportedInterfaceOrientations: UIInterfaceOrientationMask {
if UIDevice.current.userInterfaceIdiom == .phone {
return .allButUpsideDown
} else {
return .all
}
}
init(url: URL, cache: ImageCache, imageDescription: String?) {
self.url = url
self.cache = cache
self.imageDescription = imageDescription
super.init(nibName: nil, bundle: nil)
modalPresentationStyle = .fullScreen
}
convenience init(attachment: Attachment) {
self.init(url: attachment.url, cache: .attachments, imageDescription: attachment.description)
self.attachment = attachment
}
required init?(coder: NSCoder) {
fatalError("init(coder:) has not been implemented")
}
override func viewDidLoad() {
super.viewDidLoad()
overrideUserInterfaceStyle = .dark
view.backgroundColor = .black
// always load full resolution from disk for large image, in case the cache is scaled
if let entry = cache.get(url, loadOriginal: true) {
// todo: if load original is true, is there any way entry.data could be nil?
// feels like the data param of createLargeImage shouldn't be optional
createLargeImage(data: entry.data, image: entry.image, url: url)
} else {
createPreview()
loadingVC = LoadingViewController()
embedChild(loadingVC!)
imageRequest = cache.get(url, loadOriginal: true) { [weak self] (data, image) in
guard let self = self, let image = image else { return }
DispatchQueue.main.async {
self.imageRequest = nil
self.loadingVC?.removeViewAndController()
self.createLargeImage(data: data, image: image, url: self.url)
}
}
}
if shrinkGestureEnabled {
dismissInteractionController = LargeImageInteractionController(viewController: self)
}
}
override func didMove(toParent parent: UIViewController?) {
super.didMove(toParent: parent)
if parent == nil {
imageRequest?.cancel()
}
}
private func createLargeImage(data: Data?, image: UIImage, url: URL) {
guard !loaded else { return }
loaded = true
let content: LargeImageContentView
// todo: p sure grayscaling gifs has never worked
if url.pathExtension == "gif", let data = data {
// todo: pulling the gif controller out of the source view feels icky
// is it possible for the source view's gif controller to have different data than we just got?
// should this be a property set by the animation controller instead?
let gifController = (animationSourceView as? GIFImageView)?.gifController ?? GIFController(gifData: data)
content = LargeImageGifContentView(url: url, gifController: gifController)
} else {
if let transformedImage = ImageGrayscalifier.convertIfNecessary(url: url, image: image) {
content = LargeImageImageContentView(url: url, data: data, image: transformedImage)
} else {
content = LargeImageImageContentView(url: url, data: data, image: image)
}
}
setContent(content)
}
private func setContent(_ content: LargeImageContentView) {
if let existing = largeImageVC {
existing.contentView = content
} else {
largeImageVC = LargeImageViewController(contentView: content, description: imageDescription, sourceView: animationSourceView)
largeImageVC!.initialControlsVisible = initialControlsVisible
largeImageVC!.shrinkGestureEnabled = false
embedChild(largeImageVC!)
}
}
private func createPreview() {
guard !self.loaded,
var image = animationSourceView?.image else { return }
if Preferences.shared.grayscaleImages,
let source = image.cgImage,
let grayscale = ImageGrayscalifier.convert(url: nil, cgImage: source) {
image = grayscale
}
setContent(LargeImageImageContentView(url: url, data: nil, image: image))
}
}

View File

@ -1,141 +0,0 @@
//
// LargeImageExpandAnimationController.swift
// Tusker
//
// Created by Shadowfacts on 9/1/18.
// Copyright © 2018 Shadowfacts. All rights reserved.
//
import UIKit
import TuskerComponents
@MainActor
protocol LargeImageAnimatableViewController: UIViewController {
var animationSourceView: UIImageView? { get }
var largeImageController: LargeImageViewController? { get }
var animationImage: UIImage? { get }
var dismissInteractionController: LargeImageInteractionController? { get }
var isInteractivelyAnimatingDismissal: Bool { get set }
}
extension LargeImageAnimatableViewController {
func sourceViewFrame(in coordinateSpace: UIView) -> CGRect? {
guard let sourceView = animationSourceView else { return nil }
var sourceFrame = sourceView.convert(sourceView.bounds, to: coordinateSpace)
if let scrollView = coordinateSpace as? UIScrollView {
let scale = scrollView.zoomScale
let width = sourceFrame.width * scale
let height = sourceFrame.height * scale
let x = sourceFrame.minX * scale - scrollView.contentOffset.x + scrollView.frame.minX
let y = sourceFrame.minY * scale - scrollView.contentOffset.y + scrollView.frame.minY
sourceFrame = CGRect(x: x, y: y, width: width, height: height)
}
return sourceFrame
}
}
class LargeImageExpandAnimationController: NSObject, UIViewControllerAnimatedTransitioning {
func transitionDuration(using transitionContext: UIViewControllerContextTransitioning?) -> TimeInterval {
if UIAccessibility.prefersCrossFadeTransitions {
return 0.2
} else {
return 0.4
}
}
func animateTransition(using transitionContext: UIViewControllerContextTransitioning) {
guard let fromVC = transitionContext.viewController(forKey: .from),
let toVC = transitionContext.viewController(forKey: .to) as? LargeImageAnimatableViewController else {
return
}
if UIAccessibility.prefersCrossFadeTransitions {
animateCrossFadeTransition(using: transitionContext)
return
}
let containerView = transitionContext.containerView
containerView.addSubview(toVC.view)
let finalVCFrame = transitionContext.finalFrame(for: toVC)
guard let sourceView = toVC.animationSourceView,
let sourceFrame = toVC.sourceViewFrame(in: fromVC.view),
let image = toVC.animationImage else {
toVC.view.frame = finalVCFrame
transitionContext.completeTransition(!transitionContext.transitionWasCancelled)
return
}
// use alpha, because isHidden makes stack views re-layout
sourceView.alpha = 0
toVC.view.alpha = 0
toVC.largeImageController?.contentView.isHidden = true
toVC.largeImageController?.setControlsVisible(false, animated: false)
var finalFrameSize = finalVCFrame.inset(by: toVC.view.safeAreaInsets).size
let newWidth = finalFrameSize.width / image.size.width
let newHeight = finalFrameSize.height / image.size.height
if newHeight < newWidth {
finalFrameSize.width = newHeight * image.size.width
} else {
finalFrameSize.height = newWidth * image.size.height
}
let finalFrame = CGRect(origin: CGPoint(x: finalVCFrame.midX - finalFrameSize.width / 2, y: finalVCFrame.midY - finalFrameSize.height / 2), size: finalFrameSize)
let imageView = GIFImageView(frame: sourceFrame)
imageView.image = image
if let gifController = (sourceView as? GIFImageView)?.gifController {
gifController.attach(to: imageView)
}
imageView.contentMode = .scaleAspectFill
imageView.layer.cornerRadius = sourceView.layer.cornerRadius
imageView.layer.maskedCorners = sourceView.layer.maskedCorners
imageView.layer.masksToBounds = true
containerView.addSubview(imageView)
let duration = transitionDuration(using: transitionContext)
let velocity = 1 / CGFloat(duration)
UIView.animate(withDuration: duration, delay: 0, usingSpringWithDamping: 0.75, initialSpringVelocity: velocity, options: []) {
imageView.frame = finalFrame
imageView.layer.cornerRadius = 0
toVC.view.alpha = 1
toVC.largeImageController?.setControlsVisible(true, animated: false)
} completion: { (_) in
// This shouldn't be necessary. I believe it's a workaround for using a XIB
// for the large image VC. Without this, the final frame of the large image VC
// is not set to the propper rect (it uses the frame of the preview device
// in the XIB). When using a storyboard, the final frame is automatically set
// (or UIKit does layout differently when loading the view) and this is not necessary.
toVC.view.frame = finalVCFrame
toVC.largeImageController?.contentView.isHidden = false
fromVC.view.isHidden = false
imageView.removeFromSuperview()
sourceView.alpha = 1
transitionContext.completeTransition(!transitionContext.transitionWasCancelled)
}
}
func animateCrossFadeTransition(using transitionContext: UIViewControllerContextTransitioning) {
guard let toVC = transitionContext.viewController(forKey: .to) as? LargeImageAnimatableViewController else {
return
}
transitionContext.containerView.addSubview(toVC.view)
toVC.view.alpha = 0
let duration = transitionDuration(using: transitionContext)
UIView.animate(withDuration: duration) {
toVC.view.alpha = 1
} completion: { (_) in
transitionContext.completeTransition(!transitionContext.transitionWasCancelled)
}
}
}

View File

@ -1,76 +0,0 @@
//
// LargeImageInteractionController.swift
// Tusker
//
// Created by Shadowfacts on 9/1/18.
// Copyright © 2018 Shadowfacts. All rights reserved.
//
import UIKit
class LargeImageInteractionController: UIPercentDrivenInteractiveTransition {
var inProgress = false
var direction: CGFloat?
var shouldCompleteTransition = false
private weak var viewController: LargeImageAnimatableViewController!
init(viewController: LargeImageAnimatableViewController) {
super.init()
self.viewController = viewController
let panRecognizer = UIPanGestureRecognizer(target: self, action: #selector(handleGesture(_:)))
panRecognizer.allowedScrollTypesMask = .continuous
viewController.view.addGestureRecognizer(panRecognizer)
}
@objc func handleGesture(_ recognizer: UIPanGestureRecognizer) {
guard let recognizerSuperview = recognizer.view?.superview else {
// Assume the gesture has ended b/c we don't have a view/superview anymore.
inProgress = false
direction = nil
cancel()
return
}
let translation = recognizer.translation(in: recognizerSuperview)
var progress = translation.y / 200
if let direction = direction {
progress *= direction
} else if abs(progress) > 0.01 {
// if the progress is less than +/- 1%, don't set the direction because the translation may be random jitter in the user's finger
direction = progress > 0 ? 1 : -1
progress = abs(progress)
}
progress = min(max(progress, 0), 1)
let velocity = abs(recognizer.velocity(in: recognizer.view!.superview!).y)
switch recognizer.state {
case .began:
inProgress = true
viewController.dismiss(animated: true)
case .changed:
shouldCompleteTransition = progress > 0.5 || velocity > 1000
viewController.isInteractivelyAnimatingDismissal = progress > 0.1
update(progress)
case .cancelled:
inProgress = false
cancel()
case .ended:
inProgress = false
direction = nil
if shouldCompleteTransition {
finish()
} else {
cancel()
}
default:
break
}
}
override func cancel() {
super.cancel()
viewController?.isInteractivelyAnimatingDismissal = false
}
}

View File

@ -1,122 +0,0 @@
//
// LargeImageShrinkAnimationController.swift
// Tusker
//
// Created by Shadowfacts on 9/1/18.
// Copyright © 2018 Shadowfacts. All rights reserved.
//
import UIKit
import TuskerComponents
class LargeImageShrinkAnimationController: NSObject, UIViewControllerAnimatedTransitioning {
let interactionController: LargeImageInteractionController?
init(interactionController: LargeImageInteractionController?) {
self.interactionController = interactionController
}
func transitionDuration(using transitionContext: UIViewControllerContextTransitioning?) -> TimeInterval {
return 0.2
}
func animateTransition(using transitionContext: UIViewControllerContextTransitioning) {
guard let fromVC = transitionContext.viewController(forKey: .from) as? LargeImageAnimatableViewController,
let toVC = transitionContext.viewController(forKey: .to) else {
return
}
if UIAccessibility.prefersCrossFadeTransitions && !transitionContext.isInteractive {
animateCrossFadeTransition(using: transitionContext)
return
}
guard let sourceView = fromVC.animationSourceView,
let sourceFrame = fromVC.sourceViewFrame(in: toVC.view),
let image = fromVC.animationImage else {
transitionContext.completeTransition(!transitionContext.transitionWasCancelled)
return
}
// use alpha, becaus isHidden makes stack views re-layout
sourceView.alpha = 0
let containerView = transitionContext.containerView
let originalVCFrame = fromVC.view.frame
var originalFrameSize = originalVCFrame.inset(by: fromVC.view.safeAreaInsets).size
let newWidth = originalFrameSize.width / image.size.width
let newHeight = originalFrameSize.height / image.size.height
if newHeight < newWidth {
originalFrameSize.width = newHeight * image.size.width
} else {
originalFrameSize.height = newWidth * image.size.height
}
let originalFrame = CGRect(origin: CGPoint(x: originalVCFrame.midX - originalFrameSize.width / 2, y: originalVCFrame.midY - originalFrameSize.height / 2), size: originalFrameSize)
let imageView = GIFImageView(frame: originalFrame)
imageView.image = image
if let gifController = (sourceView as? GIFImageView)?.gifController {
gifController.attach(to: imageView)
// todo: this might not be necessary, the large image content view should have started it
gifController.startAnimating()
}
imageView.contentMode = .scaleAspectFill
imageView.layer.cornerRadius = 0
imageView.layer.masksToBounds = true
let blackView = UIView(frame: originalVCFrame)
blackView.backgroundColor = .black
blackView.alpha = 1
// Save the old superview of toVC so we can move it back after the animation.
// It would be better to just not move toVC and instead remove from fromVC from the
// containerView so that toVC is visible behind it, but that doens't work for some reason
// (the entire screen just goes black, not even the contents of the containerView appear).
let oldSuperview = toVC.view.superview
containerView.addSubview(toVC.view)
containerView.addSubview(blackView)
containerView.addSubview(imageView)
let duration = transitionDuration(using: transitionContext)
UIView.animate(withDuration: duration, animations: {
imageView.frame = sourceFrame
imageView.layer.cornerRadius = sourceView.layer.cornerRadius
imageView.layer.maskedCorners = sourceView.layer.maskedCorners
blackView.alpha = 0
}, completion: { _ in
blackView.removeFromSuperview()
imageView.removeFromSuperview()
if transitionContext.transitionWasCancelled {
toVC.view.removeFromSuperview()
}
sourceView.alpha = 1
transitionContext.completeTransition(!transitionContext.transitionWasCancelled)
// move the toVC back to the view that it was in before
oldSuperview?.addSubview(toVC.view)
})
}
func animateCrossFadeTransition(using transitionContext: UIViewControllerContextTransitioning) {
guard let fromVC = transitionContext.viewController(forKey: .from) as? LargeImageAnimatableViewController,
let toVC = transitionContext.viewController(forKey: .to) else {
return
}
transitionContext.containerView.addSubview(toVC.view)
transitionContext.containerView.addSubview(fromVC.view)
let duration = transitionDuration(using: transitionContext)
UIView.animate(withDuration: duration) {
fromVC.view.alpha = 0
} completion: { (_) in
transitionContext.completeTransition(!transitionContext.transitionWasCancelled)
}
}
}

View File

@ -8,6 +8,7 @@
import UIKit
import Pachyderm
import GalleryVC
@MainActor
protocol StatusEditCollectionViewCellDelegate: AnyObject, TuskerNavigationDelegate {
@ -234,16 +235,10 @@ class StatusEditCollectionViewCell: UICollectionViewListCell {
}
extension StatusEditCollectionViewCell: AttachmentViewDelegate {
func attachmentViewGallery(startingAt index: Int) -> GalleryViewController? {
guard let delegate else {
return nil
}
func attachmentViewGallery(startingAt index: Int) -> UIViewController? {
let attachments = attachmentsView.attachments!
let sourceViews = attachments.map {
attachmentsView.getAttachmentView(for: $0)
}
let gallery = delegate.gallery(attachments: attachments, sourceViews: sourceViews, startIndex: index)
return gallery
let sourceViews = attachmentsView.attachmentViews.copy() as! NSHashTable<AttachmentView>
return GalleryVC.GalleryViewController(dataSource: StatusAttachmentsGalleryDataSource(attachments: attachments, sourceViews: sourceViews), initialItemIndex: index)
}
func attachmentViewPresent(_ vc: UIViewController, animated: Bool) {

View File

@ -474,7 +474,6 @@ class CustomAlertActionButton: UIControl {
}
}
#if os(visionOS)
extension CustomAlertController: UIViewControllerTransitioningDelegate {
func animationController(forPresented presented: UIViewController, presenting: UIViewController, source: UIViewController) -> UIViewControllerAnimatedTransitioning? {
return CustomAlertPresentationAnimation()
@ -484,17 +483,6 @@ extension CustomAlertController: UIViewControllerTransitioningDelegate {
return CustomAlertDismissAnimation()
}
}
#else
extension CustomAlertController {
override func animationController(forPresented presented: UIViewController, presenting: UIViewController, source: UIViewController) -> UIViewControllerAnimatedTransitioning? {
return CustomAlertPresentationAnimation()
}
override func animationController(forDismissed dismissed: UIViewController) -> UIViewControllerAnimatedTransitioning? {
return CustomAlertDismissAnimation()
}
}
#endif
class CustomAlertPresentationAnimation: NSObject, UIViewControllerAnimatedTransitioning {
func transitionDuration(using transitionContext: UIViewControllerContextTransitioning?) -> TimeInterval {

View File

@ -651,18 +651,6 @@ struct MenuPreviewHelper {
}
}
extension LargeImageViewController: CustomPreviewPresenting {
func presentFromPreview(presenter: UIViewController) {
presenter.present(self, animated: true)
}
}
extension GalleryViewController: CustomPreviewPresenting {
func presentFromPreview(presenter: UIViewController) {
presenter.present(self, animated: true)
}
}
extension SFSafariViewController: CustomPreviewPresenting {
func presentFromPreview(presenter: UIViewController) {
presenter.present(self, animated: true)

View File

@ -10,6 +10,7 @@ import UIKit
import SafariServices
import Pachyderm
import ComposeUI
import GalleryVC
@MainActor
protocol TuskerNavigationDelegate: UIViewController, ToastableViewController {
@ -19,7 +20,7 @@ protocol TuskerNavigationDelegate: UIViewController, ToastableViewController {
extension TuskerNavigationDelegate {
func show(_ vc: UIViewController) {
if vc is LargeImageViewController || vc is GalleryViewController || vc is SFSafariViewController {
if vc is SFSafariViewController {
present(vc, animated: true)
} else {
show(vc, sender: self)
@ -126,27 +127,6 @@ extension TuskerNavigationDelegate {
compose(editing: draft, animated: animated)
}
func showLoadingLargeImage(url: URL, cache: ImageCache, description: String?, animatingFrom sourceView: UIImageView) {
let vc = LoadingLargeImageViewController(url: url, cache: cache, imageDescription: description)
vc.animationSourceView = sourceView
#if !os(visionOS)
vc.transitioningDelegate = self
#endif
present(vc, animated: true)
}
func gallery(attachments: [Attachment], sourceViews: [UIImageView?], startIndex: Int) -> GalleryViewController {
let vc = GalleryViewController(attachments: attachments, sourceViews: sourceViews, startIndex: startIndex)
#if !os(visionOS)
vc.transitioningDelegate = self
#endif
return vc
}
func showGallery(attachments: [Attachment], sourceViews: [UIImageView?], startIndex: Int) {
present(gallery(attachments: attachments, sourceViews: sourceViews, startIndex: startIndex), animated: true)
}
private func moreOptions(forURL url: URL) -> UIActivityViewController {
let customActivites: [UIActivity] = [
OpenInSafariActivity()

View File

@ -13,7 +13,7 @@ import TuskerComponents
@MainActor
protocol AttachmentViewDelegate: AnyObject {
func attachmentViewGallery(startingAt index: Int) -> GalleryViewController?
func attachmentViewGallery(startingAt index: Int) -> UIViewController?
func attachmentViewPresent(_ vc: UIViewController, animated: Bool)
}
@ -23,8 +23,8 @@ class AttachmentView: GIFImageView {
weak var delegate: AttachmentViewDelegate?
var playImageView: UIImageView?
var gifvView: GifvAttachmentView?
private var playImageView: UIImageView?
private(set) var gifvView: GifvPlayerView?
private var badgeContainer: UIStackView?
var attachment: Attachment!
@ -32,6 +32,16 @@ class AttachmentView: GIFImageView {
private var loadAttachmentTask: Task<Void, Never>?
private var source: Source?
var originalData: Data? {
switch source {
case .image(_, let data, _):
return data
case .gifData(_, let data, _):
return data
case nil:
return nil
}
}
private var autoplayGifs: Bool {
Preferences.shared.automaticallyPlayGifs && !ProcessInfo.processInfo.isLowPowerModeEnabled
@ -103,9 +113,9 @@ class AttachmentView: GIFImageView {
} else if self.attachment.kind == .gifv,
let gifvView = self.gifvView {
if self.autoplayGifs {
gifvView.player.play()
gifvView.controller.play()
} else {
gifvView.player.pause()
gifvView.controller.pause()
}
}
}
@ -274,11 +284,12 @@ class AttachmentView: GIFImageView {
private func loadGifv() {
let asset = AVURLAsset(url: attachment.url)
let gifvView = GifvAttachmentView(asset: asset, gravity: .resizeAspectFill)
let controller = GifvController(asset: asset)
let gifvView = GifvPlayerView(controller: controller, gravity: .resizeAspectFill)
self.gifvView = gifvView
gifvView.translatesAutoresizingMaskIntoConstraints = false
if autoplayGifs {
gifvView.player.play()
controller.play()
}
addSubview(gifvView)
NSLayoutConstraint.activate([
@ -419,7 +430,6 @@ fileprivate extension AttachmentView {
enum Source {
case image(URL, Data?, UIImage)
case gifData(URL, Data, UIImage?)
// case cgImage(URL, CGImage)
}
struct Badges: OptionSet {
@ -433,11 +443,15 @@ fileprivate extension AttachmentView {
extension AttachmentView: UIContextMenuInteractionDelegate {
func contextMenuInteraction(_ interaction: UIContextMenuInteraction, configurationForMenuAtLocation location: CGPoint) -> UIContextMenuConfiguration? {
return UIContextMenuConfiguration { [unowned self] () -> UIViewController? in
if self.attachment.kind == .image {
return AttachmentPreviewViewController(sourceView: self)
} else if self.attachment.kind == .gifv {
let vc = GifvAttachmentViewController(attachment: self.attachment)
vc.preferredContentSize = self.image?.size ?? .zero
if self.attachment.kind == .image,
let image {
return ImageGalleryContentViewController(url: self.attachment.url, caption: nil, originalData: nil, image: image, gifController: self.gifController)
} else if self.attachment.kind == .gifv,
let gifvView {
return GifvGalleryContentViewController(controller: gifvView.controller, caption: nil)
} else if self.attachment.kind == .video || self.attachment.kind == .audio {
let vc = VideoGalleryContentViewController(url: self.attachment.url, caption: nil)
vc.player.isMuted = true
return vc
} else {
return self.delegate?.attachmentViewGallery(startingAt: self.index)
@ -465,7 +479,7 @@ extension AttachmentView: UIContextMenuInteractionDelegate {
itemData = Task { data }
}
} else if self.attachment.kind == .gifv {
itemSource = GifvActivityItemSource(asset: AVAsset(url: self.attachment.url), attachment: self.attachment)
itemSource = GifvActivityItemSource(asset: AVAsset(url: self.attachment.url), url: self.attachment.url)
itemData = Task {
try? await URLSession.shared.data(from: self.attachment.url).0
}
@ -499,11 +513,7 @@ extension AttachmentView: UIContextMenuInteractionDelegate {
func contextMenuInteraction(_ interaction: UIContextMenuInteraction, willPerformPreviewActionForMenuWith configuration: UIContextMenuConfiguration, animator: UIContextMenuInteractionCommitAnimating) {
animator.addCompletion {
animator.preferredCommitStyle = .pop
if let gallery = animator.previewViewController as? GalleryViewController {
self.delegate?.attachmentViewPresent(gallery, animated: true)
} else {
self.showGallery()
}
self.showGallery()
}
}
}

View File

@ -1,47 +1,72 @@
//
// GifvAttachmentView.swift
// GifvController.swift
// Tusker
//
// Created by Shadowfacts on 5/12/20.
// Copyright © 2020 Shadowfacts. All rights reserved.
// Created by Shadowfacts on 3/18/24.
// Copyright © 2024 Shadowfacts. All rights reserved.
//
import UIKit
import AVFoundation
import Foundation
import AVKit
import Combine
class GifvAttachmentView: UIView {
override class var layerClass: AnyClass {
return AVPlayerLayer.self
}
private var playerLayer: AVPlayerLayer {
layer as! AVPlayerLayer
}
private var asset: AVAsset
@MainActor
class GifvController {
private let asset: AVAsset
private(set) var item: AVPlayerItem
let player: AVPlayer
private var isGrayscale = false
init(asset: AVAsset, gravity: AVLayerVideoGravity) {
let presentationSizeSubject = PassthroughSubject<CGSize, Never>()
private var presentationSizeObservation: NSKeyValueObservation?
init(asset: AVAsset) {
self.asset = asset
item = GifvAttachmentView.createItem(asset: asset)
player = AVPlayer(playerItem: item)
isGrayscale = Preferences.shared.grayscaleImages
self.item = AVPlayerItem(asset: asset)
self.player = AVPlayer(playerItem: item)
super.init(frame: .zero)
self.isGrayscale = Preferences.shared.grayscaleImages
playerLayer.player = player
playerLayer.videoGravity = gravity
player.isMuted = true
NotificationCenter.default.addObserver(self, selector: #selector(restartItem), name: .AVPlayerItemDidPlayToEndTime, object: item)
NotificationCenter.default.addObserver(self, selector: #selector(preferencesChanged), name: .preferencesChanged, object: nil)
updatePresentationSizeObservation()
}
required init?(coder: NSCoder) {
fatalError("init(coder:) has not been implemented")
func play() {
if player.rate == 0 {
player.play()
}
}
func pause() {
player.pause()
}
private func updatePresentationSizeObservation() {
presentationSizeObservation = item.observe(\.presentationSize, changeHandler: { [unowned self] item, _ in
self.presentationSizeSubject.send(item.presentationSize)
})
}
@objc private func restartItem() {
item.seek(to: .zero) { (success) in
guard success else { return }
self.player.play()
}
}
@objc private func preferencesChanged() {
if isGrayscale != Preferences.shared.grayscaleImages {
isGrayscale = Preferences.shared.grayscaleImages
item = GifvController.createItem(asset: asset)
player.replaceCurrentItem(with: item)
self.updatePresentationSizeObservation()
player.play()
}
}
private static func createItem(asset: AVAsset) -> AVPlayerItem {
@ -64,20 +89,4 @@ class GifvAttachmentView: UIView {
return item
}
@objc private func preferencesChanged() {
if isGrayscale != Preferences.shared.grayscaleImages {
isGrayscale = Preferences.shared.grayscaleImages
item = GifvAttachmentView.createItem(asset: asset)
player.replaceCurrentItem(with: item)
player.play()
}
}
@objc private func restartItem() {
item.seek(to: .zero) { (success) in
guard success else { return }
self.player.play()
}
}
}

View File

@ -0,0 +1,48 @@
//
// GifvPlayerView.swift
// Tusker
//
// Created by Shadowfacts on 5/12/20.
// Copyright © 2020 Shadowfacts. All rights reserved.
//
import UIKit
import AVFoundation
import Combine
class GifvPlayerView: UIView {
override class var layerClass: AnyClass {
return AVPlayerLayer.self
}
private var playerLayer: AVPlayerLayer {
layer as! AVPlayerLayer
}
let controller: GifvController
private var presentationSizeCancellable: AnyCancellable?
override var intrinsicContentSize: CGSize {
controller.item.presentationSize
}
init(controller: GifvController, gravity: AVLayerVideoGravity) {
self.controller = controller
super.init(frame: .zero)
playerLayer.player = controller.player
playerLayer.videoGravity = gravity
presentationSizeCancellable = controller.presentationSizeSubject
.sink(receiveValue: { [unowned self] _ in
self.invalidateIntrinsicContentSize()
})
}
required init?(coder: NSCoder) {
fatalError("init(coder:) has not been implemented")
}
}

View File

@ -8,6 +8,7 @@
import UIKit
import Pachyderm
import GalleryVC
@MainActor
protocol ProfileHeaderViewDelegate: TuskerNavigationDelegate, MenuActionProvider {
@ -352,7 +353,8 @@ class ProfileHeaderView: UIView {
let avatar = account.avatar else {
return
}
delegate?.showLoadingLargeImage(url: avatar, cache: .avatars, description: nil, animatingFrom: avatarImageView)
let gallery = GalleryVC.GalleryViewController(dataSource: ImageGalleryDataSource(url: avatar, cache: .avatars, sourceView: avatarImageView), initialItemIndex: 0)
delegate?.present(gallery, animated: true)
}
@objc func headerPressed() {
@ -360,7 +362,8 @@ class ProfileHeaderView: UIView {
let header = account.header else {
return
}
delegate?.showLoadingLargeImage(url: header, cache: .headers, description: nil, animatingFrom: headerImageView)
let gallery = GalleryVC.GalleryViewController(dataSource: ImageGalleryDataSource(url: header, cache: .headers, sourceView: headerImageView), initialItemIndex: 0)
delegate?.present(gallery, animated: true)
}
@IBAction func followPressed() {

View File

@ -9,6 +9,7 @@
import UIKit
import Pachyderm
import Combine
import GalleryVC
@MainActor
protocol StatusCollectionViewCellDelegate: AnyObject, TuskerNavigationDelegate, MenuActionProvider {
@ -328,14 +329,12 @@ extension StatusCollectionViewCell {
}
extension StatusCollectionViewCell {
func attachmentViewGallery(startingAt index: Int) -> GalleryViewController? {
guard let delegate = delegate,
let status = mastodonController.persistentContainer.status(for: statusID) else { return nil }
let sourceViews = status.attachments.map(attachmentsView.getAttachmentView(for:))
let gallery = delegate.gallery(attachments: status.attachments, sourceViews: sourceViews, startIndex: index)
// TODO: PiP
// gallery.avPlayerViewControllerDelegate = self
return gallery
func attachmentViewGallery(startingAt index: Int) -> UIViewController? {
guard let status = mastodonController.persistentContainer.status(for: statusID) else {
return nil
}
let sourceViews = attachmentsView.attachmentViews.copy() as! NSHashTable<AttachmentView>
return GalleryVC.GalleryViewController(dataSource: StatusAttachmentsGalleryDataSource(attachments: status.attachments, sourceViews: sourceViews), initialItemIndex: index)
}
func attachmentViewPresent(_ vc: UIViewController, animated: Bool) {