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Tusker
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Code Issues 78 Pull Requests Releases Wiki Activity

Add Grayscale Images preference

This commit is contained in:
Shadowfacts 2020-11-01 13:59:58 -05:00
parent 89b35fab6d
commit eb4e6e32f7
Signed by: shadowfacts
GPG Key ID: 94A5AB95422746E5
21 changed files with 592 additions and 136 deletions
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3
Pachyderm/Client.swift
View File

@ -76,6 +76,7 @@ public class Client {
return
}
guard let result = try? Client.decoder.decode(Result.self, from: data) else {
print(request)
completion(.failure(.invalidModel))
return
}
@ -90,7 +91,7 @@ public class Client {
func createURLRequest<Result>(request: Request<Result>) -> URLRequest? {
guard var components = URLComponents(url: baseURL, resolvingAgainstBaseURL: true) else { return nil }
components.path = request.path
components.queryItems = request.queryParameters.queryItems
components.queryItems = request.queryParameters.isEmpty ? nil : request.queryParameters.queryItems
guard let url = components.url else { return nil }
var urlRequest = URLRequest(url: url, timeoutInterval: timeoutInterval)
urlRequest.httpMethod = request.method.name

4
Tusker.xcodeproj/project.pbxproj
View File

@ -231,6 +231,7 @@
D6B053AB23BD2F1400A066FA /* AssetCollectionViewCell.swift in Sources */ = {isa = PBXBuildFile; fileRef = D6B053A923BD2F1400A066FA /* AssetCollectionViewCell.swift */; };
D6B053AC23BD2F1400A066FA /* AssetCollectionViewCell.xib in Resources */ = {isa = PBXBuildFile; fileRef = D6B053AA23BD2F1400A066FA /* AssetCollectionViewCell.xib */; };
D6B053AE23BD322B00A066FA /* AssetPickerSheetContainerViewController.swift in Sources */ = {isa = PBXBuildFile; fileRef = D6B053AD23BD322B00A066FA /* AssetPickerSheetContainerViewController.swift */; };
D6B30E09254BAF63009CAEE5 /* ImageGrayscalifier.swift in Sources */ = {isa = PBXBuildFile; fileRef = D6B30E08254BAF63009CAEE5 /* ImageGrayscalifier.swift */; };
D6B4A4FF2506B81A000C81C1 /* AccountDisplayNameLabel.swift in Sources */ = {isa = PBXBuildFile; fileRef = D6B4A4FE2506B81A000C81C1 /* AccountDisplayNameLabel.swift */; };
D6B8DB342182A59300424AF7 /* UIAlertController+Visibility.swift in Sources */ = {isa = PBXBuildFile; fileRef = D6B8DB332182A59300424AF7 /* UIAlertController+Visibility.swift */; };
D6BC874521961F73006163F1 /* Gifu.framework in Frameworks */ = {isa = PBXBuildFile; fileRef = D6BC874421961F73006163F1 /* Gifu.framework */; };
@ -569,6 +570,7 @@
D6B053A923BD2F1400A066FA /* AssetCollectionViewCell.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = AssetCollectionViewCell.swift; sourceTree = "<group>"; };
D6B053AA23BD2F1400A066FA /* AssetCollectionViewCell.xib */ = {isa = PBXFileReference; lastKnownFileType = file.xib; path = AssetCollectionViewCell.xib; sourceTree = "<group>"; };
D6B053AD23BD322B00A066FA /* AssetPickerSheetContainerViewController.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = AssetPickerSheetContainerViewController.swift; sourceTree = "<group>"; };
D6B30E08254BAF63009CAEE5 /* ImageGrayscalifier.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = ImageGrayscalifier.swift; sourceTree = "<group>"; };
D6B4A4FE2506B81A000C81C1 /* AccountDisplayNameLabel.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = AccountDisplayNameLabel.swift; sourceTree = "<group>"; };
D6B8DB332182A59300424AF7 /* UIAlertController+Visibility.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = "UIAlertController+Visibility.swift"; sourceTree = "<group>"; };
D6BC874421961F73006163F1 /* Gifu.framework */ = {isa = PBXFileReference; explicitFileType = wrapper.framework; path = Gifu.framework; sourceTree = BUILT_PRODUCTS_DIR; };
@ -1385,6 +1387,7 @@
D60E2F2B24423EAD005F8713 /* LazilyDecoding.swift */,
D6CA6A91249FAD8900AD45C1 /* AudioSessionHelper.swift */,
D6E4269C2532A3E100C02E1C /* FuzzyMatcher.swift */,
D6B30E08254BAF63009CAEE5 /* ImageGrayscalifier.swift */,
D67B506B250B28FF00FAECFB /* Vendor */,
D6F1F84E2193B9BE00F5FE67 /* Caching */,
D6757A7A2157E00100721E32 /* XCallbackURL */,
@ -1842,6 +1845,7 @@
D60E2F2C24423EAD005F8713 /* LazilyDecoding.swift in Sources */,
D677284A24ECBDF400C732D3 /* ComposeCurrentAccount.swift in Sources */,
D62D2424217ABF3F005076CC /* NSUserActivity+Extensions.swift in Sources */,
D6B30E09254BAF63009CAEE5 /* ImageGrayscalifier.swift in Sources */,
D6E426812532814100C02E1C /* MaybeLazyStack.swift in Sources */,
D646C958213B367000269FB5 /* LargeImageShrinkAnimationController.swift in Sources */,
D6A3BC852321F6C100FD64D5 /* AccountListTableViewController.swift in Sources */,

59
Tusker/ImageGrayscalifier.swift Normal file
View File

@ -0,0 +1,59 @@
//
// ImageGrayscalifier.swift
// Tusker
//
// Created by Shadowfacts on 10/29/20.
// Copyright © 2020 Shadowfacts. All rights reserved.
//
import UIKit
struct ImageGrayscalifier {
static let queue = DispatchQueue(label: "ImageGrayscalifier", qos: .default)
private static let context = CIContext()
private static let cache = NSCache<NSURL, UIImage>()
static func convert(url: URL?, data: Data) -> UIImage? {
if let url = url,
let cached = cache.object(forKey: url as NSURL) {
return cached
}
guard let source = CIImage(data: data) else {
return nil
}
return doConvert(source, url: url)
}
static func convert(url: URL?, cgImage: CGImage) -> UIImage? {
if let url = url,
let cached = cache.object(forKey: url as NSURL) {
return cached
}
return doConvert(CIImage(cgImage: cgImage), url: url)
}
private static func doConvert(_ source: CIImage, url: URL?) -> UIImage? {
guard let filter = CIFilter(name: "CIColorMonochrome") else {
return nil
}
filter.setValue(source, forKey: "inputImage")
filter.setValue(CIColor(red: 0.85, green: 0.85, blue: 0.85), forKey: "inputColor")
filter.setValue(1.0, forKey: "inputIntensity")
guard let output = filter.outputImage,
let cgImage = context.createCGImage(output, from: output.extent) else {
return nil
}
let image = UIImage(cgImage: cgImage)
if let url = url {
cache.setObject(image, forKey: url as NSURL)
}
return image
}
}

6
Tusker/Preferences/Preferences.swift
View File

@ -64,6 +64,7 @@ class Preferences: Codable, ObservableObject {
self.showFavoriteAndReblogCounts = try container.decode(Bool.self, forKey: .showFavoriteAndReblogCounts)
self.defaultNotificationsMode = try container.decode(NotificationsMode.self, forKey: .defaultNotificationsType)
self.grayscaleImages = try container.decode(Bool.self, forKey: .grayscaleImages)
self.silentActions = try container.decode([String: Permission].self, forKey: .silentActions)
self.statusContentType = try container.decode(StatusContentType.self, forKey: .statusContentType)
@ -95,6 +96,7 @@ class Preferences: Codable, ObservableObject {
try container.encode(showFavoriteAndReblogCounts, forKey: .showFavoriteAndReblogCounts)
try container.encode(defaultNotificationsMode, forKey: .defaultNotificationsType)
try container.encode(grayscaleImages, forKey: .grayscaleImages)
try container.encode(silentActions, forKey: .silentActions)
try container.encode(statusContentType, forKey: .statusContentType)
@ -128,12 +130,13 @@ class Preferences: Codable, ObservableObject {
// MARK: Digital Wellness
@Published var showFavoriteAndReblogCounts = true
@Published var defaultNotificationsMode = NotificationsMode.allNotifications
@Published var grayscaleImages = false
// MARK: Advanced
@Published var silentActions: [String: Permission] = [:]
@Published var statusContentType: StatusContentType = .plain
enum CodingKeys: String, CodingKey {
private enum CodingKeys: String, CodingKey {
case theme
case avatarStyle
case hideCustomEmojiInUsernames
@ -157,6 +160,7 @@ class Preferences: Codable, ObservableObject {
case showFavoriteAndReblogCounts
case defaultNotificationsType
case grayscaleImages
case silentActions
case statusContentType

32
Tusker/Screens/Large Image/LargeImageContentView.swift
View File

@ -11,10 +11,11 @@ import Gifu
import Pachyderm
import AVFoundation
protocol LargeImageContentView {
protocol LargeImageContentView: UIView {
var animationImage: UIImage? { get }
var animationGifData: Data? { get }
var activityItemsForSharing: [Any] { get }
func grayscaleStateChanged()
}
class LargeImageImageContentView: UIImageView, GIFAnimatable, LargeImageContentView {
@ -29,6 +30,14 @@ class LargeImageImageContentView: UIImageView, GIFAnimatable, LargeImageContentV
[image!]
}
private var sourceData: Data?
convenience init(sourceData data: Data, isGif: Bool) {
self.init(image: UIImage(data: data)!, gifData: isGif ? data : nil)
self.sourceData = data
}
init(image: UIImage, gifData: Data?) {
self.animationGifData = gifData
@ -50,6 +59,23 @@ class LargeImageImageContentView: UIImageView, GIFAnimatable, LargeImageContentV
updateImageIfNeeded()
}
func grayscaleStateChanged() {
guard let data = sourceData 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
}
}
}
class LargeImageGifvContentView: GifvAttachmentView, LargeImageContentView {
@ -85,4 +111,8 @@ class LargeImageGifvContentView: GifvAttachmentView, LargeImageContentView {
required init?(coder: NSCoder) {
fatalError("init(coder:) has not been implemented")
}
func grayscaleStateChanged() {
// no-op, GifvAttachmentView observes the grayscale state itself
}
}

18
Tusker/Screens/Large Image/LargeImageViewController.swift
View File

@ -10,8 +10,6 @@ import UIKit
class LargeImageViewController: UIViewController, UIScrollViewDelegate, LargeImageAnimatableViewController {
typealias ContentView = UIView & LargeImageContentView
weak var animationSourceView: UIImageView?
var largeImageController: LargeImageViewController? { self }
var animationImage: UIImage? { contentView.animationImage }
@ -31,7 +29,7 @@ class LargeImageViewController: UIViewController, UIScrollViewDelegate, LargeIma
@IBOutlet weak var bottomControlsView: UIView!
@IBOutlet weak var descriptionLabel: UILabel!
var contentView: ContentView {
var contentView: LargeImageContentView {
didSet {
oldValue.removeFromSuperview()
setupContentView()
@ -50,7 +48,8 @@ class LargeImageViewController: UIViewController, UIScrollViewDelegate, LargeIma
}
var shrinkGestureEnabled = true
var prevZoomScale: CGFloat?
private var prevZoomScale: CGFloat?
private var isGrayscale = false
override var prefersStatusBarHidden: Bool {
return true
@ -63,7 +62,7 @@ class LargeImageViewController: UIViewController, UIScrollViewDelegate, LargeIma
return !controlsVisible
}
init(contentView: ContentView, description: String?, sourceView: UIImageView?) {
init(contentView: LargeImageContentView, description: String?, sourceView: UIImageView?) {
self.imageDescription = description
self.animationSourceView = sourceView
@ -103,6 +102,8 @@ class LargeImageViewController: UIViewController, UIScrollViewDelegate, LargeIma
let doubleTap = UITapGestureRecognizer(target: self, action: #selector(scrollViewDoubleTapped(_:)))
doubleTap.numberOfTapsRequired = 2
view.addGestureRecognizer(doubleTap)
NotificationCenter.default.addObserver(self, selector: #selector(preferencesChanged), name: .preferencesChanged, object: nil)
}
private func setupContentView() {
@ -148,6 +149,13 @@ class LargeImageViewController: UIViewController, UIScrollViewDelegate, LargeIma
}
}
@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 {

24
Tusker/Screens/Large Image/LoadingLargeImageViewController.swift
View File

@ -86,7 +86,7 @@ class LoadingLargeImageViewController: UIViewController, LargeImageAnimatableVie
view.backgroundColor = .black
if let data = cache.get(url) {
createLargeImage(data: data)
createLargeImage(data: data, url: url)
} else {
createPreview()
@ -97,7 +97,7 @@ class LoadingLargeImageViewController: UIViewController, LargeImageAnimatableVie
self.imageRequest = nil
DispatchQueue.main.async {
self.loadingVC?.removeViewAndController()
self.createLargeImage(data: data!)
self.createLargeImage(data: data!, url: self.url)
}
}
}
@ -115,13 +115,22 @@ class LoadingLargeImageViewController: UIViewController, LargeImageAnimatableVie
}
}
private func createLargeImage(data: Data) {
private func createLargeImage(data: Data, url: URL) {
guard !loaded else { return }
loaded = true
guard let image = UIImage(data: data) else { return }
let image: UIImage?
if Preferences.shared.grayscaleImages {
image = ImageGrayscalifier.convert(url: url, data: data)
} else {
image = UIImage(data: data)
}
if let image = image {
let gifData = url.pathExtension == "gif" ? data : nil
createLargeImage(image: image, gifData: gifData)
}
}
private func createLargeImage(image: UIImage, gifData: Data?) {
let imageView = LargeImageImageContentView(image: image, gifData: gifData)
@ -138,8 +147,13 @@ class LoadingLargeImageViewController: UIViewController, LargeImageAnimatableVie
private func createPreview() {
guard !self.loaded,
let image = animationSourceView?.image else { return }
var image = animationSourceView?.image else { return }
if Preferences.shared.grayscaleImages,
let source = image.cgImage,
let grayscale = ImageGrayscalifier.convert(url: nil, cgImage: source) {
image = grayscale
}
self.createLargeImage(image: image, gifData: nil)
}

27
Tusker/Screens/Preferences/WellnessPrefsView.swift
View File

@ -9,31 +9,28 @@
import SwiftUI
struct WellnessPrefsView: View {
@ObservedObject var preferences = Preferences.shared
@ObservedObject private var preferences = Preferences.shared
var body: some View {
List {
showFavAndReblogCountSection
notificationsModeSection
showFavAndReblogCount
notificationsMode
grayscaleImages
}
.insetOrGroupedListStyle()
.navigationBarTitle(Text("Digital Wellness"))
}
var showFavAndReblogCountSection: some View {
Section(footer: showFavAndReblogCountFooter) {
private var showFavAndReblogCount: some View {
Section(footer: Text("Control whether total favorite and reblog counts are shown for the main post in conversations.")) {
Toggle(isOn: $preferences.showFavoriteAndReblogCounts) {
Text("Show Favorite and Reblog Counts")
}
}
}
var showFavAndReblogCountFooter: some View {
Text("Control whether total favorite and reblog counts are shown for the main post in conversations.")
}
var notificationsModeSection: some View {
Section(footer: notificationsModeFooter) {
private var notificationsMode: some View {
Section(footer: Text("Choose which kinds of notifications will be shown by default in the Notifications tab.")) {
Picker(selection: $preferences.defaultNotificationsMode, label: Text("Default Notifications Mode")) {
ForEach(NotificationsMode.allCases, id: \.self) { type in
Text(type.displayName).tag(type)
@ -42,8 +39,12 @@ struct WellnessPrefsView: View {
}
}
var notificationsModeFooter: some View {
Text("Choose which kinds of notifications will be shown by default in the Notifications tab.")
private var grayscaleImages: some View {
Section(footer: Text("Show attachments, avatars, headers, and custom emoji in black and white.")) {
Toggle(isOn: $preferences.grayscaleImages) {
Text("Grayscale Images")
}
}
}
}

17
Tusker/Screens/Profile/MyProfileViewController.swift
View File

@ -40,8 +40,21 @@ class MyProfileViewController: ProfileViewController {
}
private func setAvatarTabBarImage<Account: AccountProtocol>(account: Account) {
_ = ImageCache.avatars.get(account.avatar, completion: { [weak self] (data) in
guard let self = self, let data = data, let image = UIImage(data: data) else { return }
let avatarURL = account.avatar
_ = ImageCache.avatars.get(avatarURL, completion: { [weak self] (data) in
guard let self = self, let data = data else { return }
let maybeGrayscale: UIImage?
if Preferences.shared.grayscaleImages {
maybeGrayscale = ImageGrayscalifier.convert(url: avatarURL, data: data)
} else {
maybeGrayscale = UIImage(data: data)
}
guard let image = maybeGrayscale else {
return
}
DispatchQueue.main.async {
let size = CGSize(width: 30, height: 30)
let rect = CGRect(origin: .zero, size: size)

41
Tusker/Views/Account Cell/AccountTableViewCell.swift
View File

@ -21,7 +21,8 @@ class AccountTableViewCell: UITableViewCell {
var accountID: String!
var avatarRequest: ImageCache.Request?
private var avatarRequest: ImageCache.Request?
private var isGrayscale = false
override func awakeFromNib() {
super.awakeFromNib()
@ -38,6 +39,10 @@ class AccountTableViewCell: UITableViewCell {
fatalError("Missing cached account \(accountID!)")
}
displayNameLabel.updateForAccountDisplayName(account: account)
if isGrayscale != Preferences.shared.grayscaleImages {
updateGrayscaleableUI(account: account)
}
}
func updateUI(accountID: String) {
@ -46,21 +51,37 @@ class AccountTableViewCell: UITableViewCell {
fatalError("Missing cached account \(accountID)")
}
avatarRequest = ImageCache.avatars.get(account.avatar) { [weak self] (data) in
guard let self = self, let data = data, self.accountID == accountID else { return }
self.avatarRequest = nil
DispatchQueue.main.async {
self.avatarImageView.image = UIImage(data: data)
}
usernameLabel.text = "@\(account.acct)"
updateGrayscaleableUI(account: account)
updateUIForPrefrences()
}
usernameLabel.text = "@\(account.acct)"
private func updateGrayscaleableUI(account: AccountMO) {
isGrayscale = Preferences.shared.grayscaleImages
let accountID = self.accountID
let avatarURL = account.avatar
avatarRequest = ImageCache.avatars.get(avatarURL) { [weak self] (data) in
guard let self = self, let data = data, self.accountID == accountID else { return }
self.avatarRequest = nil
let image: UIImage?
if self.isGrayscale {
image = ImageGrayscalifier.convert(url: avatarURL, data: data)
} else {
image = UIImage(data: data)
}
DispatchQueue.main.async {
self.avatarImageView.image = image
}
}
let doc = try! SwiftSoup.parse(account.note)
noteLabel.text = try! doc.text()
noteLabel.setEmojis(account.emojis, identifier: account.id)
updateUIForPrefrences()
}
override func prepareForReuse() {

106
Tusker/Views/Attachments/AttachmentView.swift
View File

@ -28,12 +28,22 @@ class AttachmentView: UIImageView, GIFAnimatable {
var expectedSize: CGSize!
private var attachmentRequest: ImageCache.Request?
private var source: Source?
var gifData: Data?
var gifData: Data? {
switch source {
case let .gifData(_, data):
return data
default:
return nil
}
}
private var autoplayGifs: Bool {
Preferences.shared.automaticallyPlayGifs && !ProcessInfo.processInfo.isLowPowerModeEnabled
}
private var isGrayscale = false
public lazy var animator: Animator? = Animator(withDelegate: self)
init(attachment: Attachment, index: Int, expectedSize: CGSize) {
@ -55,19 +65,29 @@ class AttachmentView: UIImageView, GIFAnimatable {
commonInit()
}
func commonInit() {
private func commonInit() {
contentMode = .scaleAspectFill
layer.masksToBounds = true
isUserInteractionEnabled = true
addGestureRecognizer(UITapGestureRecognizer(target: self, action: #selector(imagePressed)))
NotificationCenter.default.addObserver(self, selector: #selector(gifPlaybackModeChanged), name: .preferencesChanged, object: nil)
NotificationCenter.default.addObserver(self, selector: #selector(preferencesChanged), name: .preferencesChanged, object: nil)
NotificationCenter.default.addObserver(self, selector: #selector(gifPlaybackModeChanged), name: .NSProcessInfoPowerStateDidChange, object: nil)
addInteraction(UIContextMenuInteraction(delegate: self))
}
@objc func gifPlaybackModeChanged() {
@objc private func preferencesChanged() {
gifPlaybackModeChanged()
if isGrayscale != Preferences.shared.grayscaleImages {
ImageGrayscalifier.queue.async {
self.displayImage()
}
}
}
@objc private func gifPlaybackModeChanged() {
// NSProcessInfoPowerStateDidChange is sometimes fired on a background thread
DispatchQueue.main.async {
if self.attachment.kind == .image,
@ -106,16 +126,22 @@ class AttachmentView: UIImageView, GIFAnimatable {
} else {
size = self.expectedSize
}
if let preview = UIImage(blurHash: hash, size: size) {
guard var preview = UIImage(blurHash: hash, size: size) else {
return
}
if Preferences.shared.grayscaleImages,
let grayscale = ImageGrayscalifier.convert(url: nil, cgImage: preview.cgImage!) {
preview = grayscale
}
DispatchQueue.main.async { [weak self] in
guard let self = self else { return }
if self.image == nil {
guard let self = self, self.image == nil else { return }
self.image = preview
}
}
}
}
}
switch attachment.kind {
case .image:
@ -132,35 +158,34 @@ class AttachmentView: UIImageView, GIFAnimatable {
}
func loadImage() {
attachmentRequest = ImageCache.attachments.get(attachment.url) { [weak self] (data) in
let attachmentURL = attachment.url
attachmentRequest = ImageCache.attachments.get(attachmentURL) { [weak self] (data) in
guard let self = self, let data = data else { return }
self.attachmentRequest = nil
DispatchQueue.main.async {
if self.attachment.url.pathExtension == "gif" {
self.gifData = data
self.source = .gifData(attachmentURL, data)
if self.autoplayGifs {
self.animate(withGIFData: data)
} else {
self.image = UIImage(data: data)
self.displayImage()
}
} else {
self.image = UIImage(data: data)
}
self.source = .imageData(attachmentURL, data)
self.displayImage()
}
}
}
func loadVideo() {
let attachmentURL = self.attachment.url
// todo: use a single dispatch queue
DispatchQueue.global(qos: .userInitiated).async {
let asset = AVURLAsset(url: attachmentURL)
let generator = AVAssetImageGenerator(asset: asset)
generator.appliesPreferredTrackTransform = true
guard let image = try? generator.copyCGImage(at: .zero, actualTime: nil) else { return }
DispatchQueue.main.async { [weak self] in
guard let self = self, self.attachment.url == attachmentURL else { return }
self.image = UIImage(cgImage: image)
}
self.source = .cgImage(attachmentURL, image)
self.displayImage()
}
let playImageView = UIImageView(image: UIImage(systemName: "play.circle.fill"))
@ -202,10 +227,8 @@ class AttachmentView: UIImageView, GIFAnimatable {
let generator = AVAssetImageGenerator(asset: asset)
generator.appliesPreferredTrackTransform = true
guard let image = try? generator.copyCGImage(at: .zero, actualTime: nil) else { return }
DispatchQueue.main.async { [weak self] in
guard let self = self, self.attachment.url == attachmentURL else { return }
self.image = UIImage(cgImage: image)
}
self.source = .cgImage(attachmentURL, image)
self.displayImage()
}
let gifvView = GifvAttachmentView(asset: asset, gravity: .resizeAspectFill)
@ -223,6 +246,35 @@ class AttachmentView: UIImageView, GIFAnimatable {
])
}
private func displayImage() {
isGrayscale = Preferences.shared.grayscaleImages
let image: UIImage?
switch source {
case nil:
image = nil
case let .imageData(url, data), let .gifData(url, data):
if isGrayscale {
image = ImageGrayscalifier.convert(url: url, data: data)
} else {
image = UIImage(data: data)
}
case let .cgImage(url, cgImage):
if isGrayscale {
image = ImageGrayscalifier.convert(url: url, cgImage: cgImage)
} else {
image = UIImage(cgImage: cgImage)
}
}
DispatchQueue.main.async {
self.image = image
}
}
override func display(_ layer: CALayer) {
super.display(layer)
@ -242,6 +294,14 @@ class AttachmentView: UIImageView, GIFAnimatable {
}
fileprivate extension AttachmentView {
enum Source {
case imageData(URL, Data)
case gifData(URL, Data)
case cgImage(URL, CGImage)
}
}
extension AttachmentView: UIContextMenuInteractionDelegate {
func contextMenuInteraction(_ interaction: UIContextMenuInteraction, configurationForMenuAtLocation location: CGPoint) -> UIContextMenuConfiguration? {
return UIContextMenuConfiguration(identifier: nil, previewProvider: { () -> UIViewController? in

36
Tusker/Views/Attachments/GifvAttachmentView.swift
View File

@ -19,12 +19,16 @@ class GifvAttachmentView: UIView {
layer as! AVPlayerLayer
}
let item: AVPlayerItem
private var asset: AVAsset
private(set) var item: AVPlayerItem
let player: AVPlayer
private var isGrayscale = false
init(asset: AVAsset, gravity: AVLayerVideoGravity) {
item = AVPlayerItem(asset: asset)
self.asset = asset
item = GifvAttachmentView.createItem(asset: asset)
player = AVPlayer(playerItem: item)
isGrayscale = Preferences.shared.grayscaleImages
super.init(frame: .zero)
@ -33,13 +37,39 @@ class GifvAttachmentView: UIView {
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)
}
required init?(coder: NSCoder) {
fatalError("init(coder:) has not been implemented")
}
@objc func restartItem() {
private static func createItem(asset: AVAsset) -> AVPlayerItem {
let item = AVPlayerItem(asset: asset)
if Preferences.shared.grayscaleImages {
item.videoComposition = AVVideoComposition(asset: asset, applyingCIFiltersWithHandler: { (request) in
let filter = CIFilter(name: "CIColorMonochrome")!
filter.setValue(request.sourceImage, forKey: "inputImage")
filter.setValue(CIColor(red: 0.85, green: 0.85, blue: 0.85), forKey: "inputColor")
filter.setValue(1.0, forKey: "inputIntensity")
request.finish(with: filter.outputImage!, context: nil)
})
}
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()

10
Tusker/Views/BaseEmojiLabel.swift
View File

@ -45,11 +45,19 @@ extension BaseEmojiLabel {
group.enter()
let request = ImageCache.emojis.get(emoji.url) { (data) in
defer { group.leave() }
guard let data = data, let image = UIImage(data: data) else {
guard let data = data else {
return
}
let image: UIImage?
if Preferences.shared.grayscaleImages {
image = ImageGrayscalifier.convert(url: emoji.url, data: data)
} else {
image = UIImage(data: data)
}
if let image = image {
emojiImages[emoji.shortcode] = image
}
}
if let request = request {
emojiRequests.append(request)
}

10
Tusker/Views/ContentTextView.swift
View File

@ -59,12 +59,20 @@ class ContentTextView: LinkTextView {
group.enter()
_ = ImageCache.emojis.get(emoji.url) { (data) in
defer { group.leave() }
guard let data = data, let image = UIImage(data: data) else {
guard let data = data else {
return
}
let image: UIImage?
if Preferences.shared.grayscaleImages {
image = ImageGrayscalifier.convert(url: emoji.url, data: data)
} else {
image = UIImage(data: data)
}
if let image = image {
emojiImages[emoji.shortcode] = image
}
}
}
group.notify(queue: .main) {
let mutAttrString = NSMutableAttributedString(attributedString: self.attributedText!)

59
Tusker/Views/Notifications/ActionNotificationGroupTableViewCell.swift
View File

@ -25,8 +25,9 @@ class ActionNotificationGroupTableViewCell: UITableViewCell {
var group: NotificationGroup!
var statusID: String!
var avatarRequests = [String: ImageCache.Request]()
var updateTimestampWorkItem: DispatchWorkItem?
private var avatarRequests = [String: ImageCache.Request]()
private var updateTimestampWorkItem: DispatchWorkItem?
private var isGrayscale = false
deinit {
updateTimestampWorkItem?.cancel()
@ -44,6 +45,10 @@ class ActionNotificationGroupTableViewCell: UITableViewCell {
for case let imageView as UIImageView in actionAvatarStackView.arrangedSubviews {
imageView.layer.cornerRadius = Preferences.shared.avatarStyle.cornerRadius(for: imageView)
}
if isGrayscale != Preferences.shared.grayscaleImages {
updateGrayscaleableUI()
}
}
func updateUI(group: NotificationGroup) {
@ -67,6 +72,8 @@ class ActionNotificationGroupTableViewCell: UITableViewCell {
fatalError()
}
isGrayscale = Preferences.shared.grayscaleImages
let people = group.notifications.compactMap { mastodonController.persistentContainer.account(for: $0.account.id) }
actionAvatarStackView.arrangedSubviews.forEach { $0.removeFromSuperview() }
@ -76,11 +83,22 @@ class ActionNotificationGroupTableViewCell: UITableViewCell {
imageView.translatesAutoresizingMaskIntoConstraints = false
imageView.layer.masksToBounds = true
imageView.layer.cornerRadius = Preferences.shared.avatarStyle.cornerRadiusFraction * 30
avatarRequests[account.id] = ImageCache.avatars.get(account.avatar) { [weak self] (data) in
let avatarURL = account.avatar
avatarRequests[account.id] = ImageCache.avatars.get(avatarURL) { [weak self] (data) in
guard let self = self, let data = data, self.group.id == group.id else { return }
let image: UIImage?
if self.isGrayscale {
image = ImageGrayscalifier.convert(url: avatarURL, data: data)
} else {
image = UIImage(data: data)
}
if let image = image {
DispatchQueue.main.async {
self.avatarRequests.removeValue(forKey: account.id)
imageView.image = UIImage(data: data)
imageView.image = image
}
}
}
actionAvatarStackView.addArrangedSubview(imageView)
@ -104,7 +122,38 @@ class ActionNotificationGroupTableViewCell: UITableViewCell {
statusContentLabel.text = try! doc.text()
}
func updateTimestamp() {
private func updateGrayscaleableUI() {
let people = group.notifications.compactMap { mastodonController.persistentContainer.account(for: $0.account.id) }
let groupID = group.id
for (index, account) in people.enumerated() {
guard actionAvatarStackView.arrangedSubviews.count > index,
let imageView = actionAvatarStackView.arrangedSubviews[index] as? UIImageView else {
continue
}
let avatarURL = account.avatar
avatarRequests[account.id] = ImageCache.avatars.get(avatarURL) { [weak self] (data) in
guard let self = self, let data = data, self.group.id == groupID else { return }
let image: UIImage?
if self.isGrayscale {
image = ImageGrayscalifier.convert(url: avatarURL, data: data)
} else {
image = UIImage(data: data)
}
if let image = image {
DispatchQueue.main.async {
self.avatarRequests.removeValue(forKey: account.id)
imageView.image = image
}
}
}
}
}
private func updateTimestamp() {
guard let notification = group.notifications.first else {
fatalError("Missing cached notification")
}

59
Tusker/Views/Notifications/FollowNotificationGroupTableViewCell.swift
View File

@ -20,8 +20,9 @@ class FollowNotificationGroupTableViewCell: UITableViewCell {
var group: NotificationGroup!
var avatarRequests = [String: ImageCache.Request]()
var updateTimestampWorkItem: DispatchWorkItem?
private var avatarRequests = [String: ImageCache.Request]()
private var updateTimestampWorkItem: DispatchWorkItem?
private var isGrayscale = false
deinit {
updateTimestampWorkItem?.cancel()
@ -39,6 +40,10 @@ class FollowNotificationGroupTableViewCell: UITableViewCell {
for case let imageView as UIImageView in avatarStackView.arrangedSubviews {
imageView.layer.cornerRadius = Preferences.shared.avatarStyle.cornerRadius(for: imageView)
}
if isGrayscale != Preferences.shared.grayscaleImages {
updateGrayscaleableUI()
}
}
func updateUI(group: NotificationGroup) {
@ -51,17 +56,30 @@ class FollowNotificationGroupTableViewCell: UITableViewCell {
}, identifier: group.id)
updateTimestamp()
isGrayscale = Preferences.shared.grayscaleImages
avatarStackView.arrangedSubviews.forEach { $0.removeFromSuperview() }
for account in people {
let imageView = UIImageView()
imageView.translatesAutoresizingMaskIntoConstraints = false
imageView.layer.masksToBounds = true
imageView.layer.cornerRadius = Preferences.shared.avatarStyle.cornerRadiusFraction * 30
avatarRequests[account.id] = ImageCache.avatars.get(account.avatar) { [weak self] (data) in
let avatarURL = account.avatar
avatarRequests[account.id] = ImageCache.avatars.get(avatarURL) { [weak self] (data) in
guard let self = self, let data = data, self.group.id == group.id else { return }
let image: UIImage?
if Preferences.shared.grayscaleImages {
image = ImageGrayscalifier.convert(url: avatarURL, data: data)
} else {
image = UIImage(data: data)
}
if let image = image {
DispatchQueue.main.async {
self.avatarRequests.removeValue(forKey: account.id)
imageView.image = UIImage(data: data)
imageView.image = image
}
}
}
avatarStackView.addArrangedSubview(imageView)
@ -72,6 +90,39 @@ class FollowNotificationGroupTableViewCell: UITableViewCell {
}
}
private func updateGrayscaleableUI() {
isGrayscale = Preferences.shared.grayscaleImages
let people = group.notifications.compactMap { mastodonController.persistentContainer.account(for: $0.account.id) }
let groupID = group.id
for (index, account) in people.enumerated() {
guard avatarStackView.arrangedSubviews.count > index,
let imageView = avatarStackView.arrangedSubviews[index] as? UIImageView else {
continue
}
let avatarURL = account.avatar
avatarRequests[account.id] = ImageCache.avatars.get(avatarURL) { [weak self] (data) in
guard let self = self, let data = data, self.group.id == groupID else { return }
let image: UIImage?
if self.isGrayscale {
image = ImageGrayscalifier.convert(url: avatarURL, data: data)
} else {
image = UIImage(data: data)
}
if let image = image {
DispatchQueue.main.async {
self.avatarRequests.removeValue(forKey: account.id)
imageView.image = image
}
}
}
}
}
func updateActionLabel(names: [NSAttributedString]) -> NSAttributedString {
// todo: figure out how to localize this
let str = NSMutableAttributedString(string: "Followed by ")

27
Tusker/Views/Notifications/FollowRequestNotificationTableViewCell.swift
View File

@ -25,8 +25,9 @@ class FollowRequestNotificationTableViewCell: UITableViewCell {
var notification: Pachyderm.Notification?
var account: Account!
var avatarRequest: ImageCache.Request?
var updateTimestampWorkItem: DispatchWorkItem?
private var avatarRequest: ImageCache.Request?
private var updateTimestampWorkItem: DispatchWorkItem?
private var isGrayscale = false
deinit {
updateTimestampWorkItem?.cancel()
@ -43,6 +44,11 @@ class FollowRequestNotificationTableViewCell: UITableViewCell {
@objc func updateUIForPreferences() {
avatarImageView.layer.cornerRadius = Preferences.shared.avatarStyle.cornerRadiusFraction * 30
if isGrayscale != Preferences.shared.grayscaleImages,
let account = self.account {
updateUI(account: account)
}
}
func updateUI(notification: Pachyderm.Notification) {
@ -61,16 +67,27 @@ class FollowRequestNotificationTableViewCell: UITableViewCell {
actionLabel.text = "Request to follow from \(account.displayName)"
actionLabel.setEmojis(account.emojis, identifier: account.id)
}
avatarRequest = ImageCache.avatars.get(account.avatar) { [weak self] (data) in
guard let self = self, self.account == account, let data = data, let image = UIImage(data: data) else { return }
let avatarURL = account.avatar
avatarRequest = ImageCache.avatars.get(avatarURL) { [weak self] (data) in
guard let self = self, self.account == account, let data = data else { return }
self.avatarRequest = nil
let image: UIImage?
if self.isGrayscale {
image = ImageGrayscalifier.convert(url: avatarURL, data: data)
} else {
image = UIImage(data: data)
}
if let image = image {
DispatchQueue.main.async {
self.avatarImageView.image = image
}
}
}
}
func updateTimestamp() {
private func updateTimestamp() {
guard let notification = notification else { return }
timestampLabel.text = notification.createdAt.timeAgoString()

62
Tusker/Views/Profile Header/ProfileHeaderView.swift
View File

@ -48,6 +48,8 @@ class ProfileHeaderView: UIView {
private var avatarRequest: ImageCache.Request?
private var headerRequest: ImageCache.Request?
private var isGrayscale = false
private var cancellables = [AnyCancellable]()
deinit {
@ -106,22 +108,7 @@ class ProfileHeaderView: UIView {
usernameLabel.text = "@\(account.acct)"
avatarRequest = ImageCache.avatars.get(account.avatar) { [weak self] (data) in
guard let self = self, let data = data, self.accountID == accountID else { return }
self.avatarRequest = nil
DispatchQueue.main.async {
self.avatarImageView.image = UIImage(data: data)
}
}
if let header = account.header {
headerRequest = ImageCache.headers.get(header) { [weak self] (data) in
guard let self = self, let data = data, self.accountID == accountID else { return }
self.headerRequest = nil
DispatchQueue.main.async {
self.headerImageView.image = UIImage(data: data)
}
}
}
updateImages(account: account)
if #available(iOS 14.0, *) {
moreButton.menu = UIMenu(title: "", image: nil, identifier: nil, options: [], children: actionsForProfile(accountID: accountID, sourceView: moreButton))
@ -193,6 +180,49 @@ class ProfileHeaderView: UIView {
avatarContainerView.layer.cornerRadius = Preferences.shared.avatarStyle.cornerRadius(for: avatarContainerView)
avatarImageView.layer.cornerRadius = Preferences.shared.avatarStyle.cornerRadius(for: avatarImageView)
displayNameLabel.updateForAccountDisplayName(account: account)
if isGrayscale != Preferences.shared.grayscaleImages {
updateImages(account: account)
}
}
private func updateImages(account: AccountMO) {
isGrayscale = Preferences.shared.grayscaleImages
let accountID = account.id
let avatarURL = account.avatar
avatarRequest = ImageCache.avatars.get(avatarURL) { [weak self] (data) in
guard let self = self, let data = data, self.accountID == accountID else { return }
self.avatarRequest = nil
let image: UIImage?
if self.isGrayscale {
image = ImageGrayscalifier.convert(url: avatarURL, data: data)
} else {
image = UIImage(data: data)
}
DispatchQueue.main.async {
self.avatarImageView.image = image
}
}
if let header = account.header {
headerRequest = ImageCache.headers.get(header) { [weak self] (data) in
guard let self = self, let data = data, self.accountID == accountID else { return }
self.headerRequest = nil
let image: UIImage?
if self.isGrayscale {
image = ImageGrayscalifier.convert(url: header, data: data)
} else {
image = UIImage(data: data)
}
DispatchQueue.main.async {
self.headerImageView.image = image
}
}
}
}
// MARK: Interaction

41
Tusker/Views/Status/BaseStatusTableViewCell.swift
View File

@ -74,6 +74,8 @@ class BaseStatusTableViewCell: UITableViewCell {
private var currentPictureInPictureVideoStatusID: String?
private var isGrayscale = false
override func awakeFromNib() {
super.awakeFromNib()
@ -142,6 +144,7 @@ class BaseStatusTableViewCell: UITableViewCell {
let account = status.account
self.accountID = account.id
updateUI(account: account)
updateGrayscaleableUI(account: account, status: status)
updateUIForPreferences(account: account, status: status)
cardView.card = status.card
@ -154,8 +157,6 @@ class BaseStatusTableViewCell: UITableViewCell {
updateStatusState(status: status)
contentTextView.setTextFrom(status: status)
contentWarningLabel.text = status.spoilerText
contentWarningLabel.isHidden = status.spoilerText.isEmpty
if !contentWarningLabel.isHidden {
@ -215,12 +216,6 @@ class BaseStatusTableViewCell: UITableViewCell {
func updateUI(account: AccountMO) {
usernameLabel.text = "@\(account.acct)"
avatarImageView.image = nil
avatarRequest = ImageCache.avatars.get(account.avatar) { [weak self] (data) in
DispatchQueue.main.async {
guard let self = self, let data = data, self.accountID == account.id else { return }
self.avatarImageView.image = UIImage(data: data)
}
}
}
@objc private func preferencesChanged() {
@ -232,10 +227,13 @@ class BaseStatusTableViewCell: UITableViewCell {
func updateUIForPreferences(account: AccountMO, status: StatusMO) {
avatarImageView.layer.cornerRadius = Preferences.shared.avatarStyle.cornerRadius(for: avatarImageView)
displayNameLabel.updateForAccountDisplayName(account: account)
attachmentsView.contentHidden = Preferences.shared.blurAllMedia || (mastodonController.persistentContainer.status(for: statusID)?.sensitive ?? false)
updateStatusIconsForPreferences(status)
if isGrayscale != Preferences.shared.grayscaleImages {
updateGrayscaleableUI(account: account, status: status)
}
}
func updateStatusIconsForPreferences(_ status: StatusMO) {
@ -253,6 +251,31 @@ class BaseStatusTableViewCell: UITableViewCell {
reblogButton.setImage(reblogButtonImage, for: .normal)
}
func updateGrayscaleableUI(account: AccountMO, status: StatusMO) {
isGrayscale = Preferences.shared.grayscaleImages
let avatarURL = account.avatar
let accountID = account.id
avatarRequest = ImageCache.avatars.get(avatarURL) { [weak self] (data) in
guard let self = self, let data = data, self.accountID == accountID else { return }
let image: UIImage?
if self.isGrayscale {
image = ImageGrayscalifier.convert(url: avatarURL, data: data)
} else {
image = UIImage(data: data)
}
DispatchQueue.main.async {
self.avatarImageView.image = image
}
}
contentTextView.setTextFrom(status: status)
displayNameLabel.updateForAccountDisplayName(account: account)
}
override func prepareForReuse() {
super.prepareForReuse()

55
Tusker/Views/Status/StatusCardView.swift
View File

@ -26,6 +26,7 @@ class StatusCardView: UIView {
private let inactiveBackgroundColor = UIColor.secondarySystemBackground
private var imageRequest: ImageCache.Request?
private var isGrayscale = false
private var titleLabel: UILabel!
private var descriptionLabel: UILabel!
@ -108,26 +109,15 @@ class StatusCardView: UIView {
placeholderImageView.centerXAnchor.constraint(equalTo: imageView.centerXAnchor),
placeholderImageView.centerYAnchor.constraint(equalTo: imageView.centerYAnchor),
])
NotificationCenter.default.addObserver(self, selector: #selector(updateUIForPreferences), name: .preferencesChanged, object: nil)
}
private func updateUI(card: Card) {
self.imageView.image = nil
if let image = card.image {
placeholderImageView.isHidden = true
imageRequest = ImageCache.attachments.get(image, completion: { (data) in
guard let data = data, let image = UIImage(data: data) else { return }
DispatchQueue.main.async {
self.imageView.image = image
}
})
if imageRequest != nil {
loadBlurHash()
}
} else {
placeholderImageView.isHidden = false
}
updateGrayscaleableUI(card: card)
updateUIForPreferences()
let title = card.title.trimmingCharacters(in: .whitespacesAndNewlines)
titleLabel.text = title
@ -138,6 +128,41 @@ class StatusCardView: UIView {
descriptionLabel.isHidden = description.isEmpty
}
@objc private func updateUIForPreferences() {
if isGrayscale != Preferences.shared.grayscaleImages,
let card = card {
updateGrayscaleableUI(card: card)
}
}
private func updateGrayscaleableUI(card: Card) {
isGrayscale = Preferences.shared.grayscaleImages
if let imageURL = card.image {
placeholderImageView.isHidden = true
imageRequest = ImageCache.attachments.get(imageURL, completion: { (data) in
guard let data = data else { return }
let image: UIImage?
if self.isGrayscale {
image = ImageGrayscalifier.convert(url: imageURL, data: data)
} else {
image = UIImage(data: data)
}
if let image = image {
DispatchQueue.main.async {
self.imageView.image = image
}
}
})
if imageRequest != nil {
loadBlurHash()
}
} else {
placeholderImageView.isHidden = false
}
}
private func loadBlurHash() {
guard let card = card, let hash = card.blurhash else { return }

4
Tusker/Views/Status/TimelineStatusTableViewCell.swift
View File

@ -94,8 +94,8 @@ class TimelineStatusTableViewCell: BaseStatusTableViewCell {
pinImageView.isHidden = !pinned
}
override func updateUIForPreferences(account: AccountMO, status: StatusMO) {
super.updateUIForPreferences(account: account, status: status)
override func updateGrayscaleableUI(account: AccountMO, status: StatusMO) {
super.updateGrayscaleableUI(account: account, status: status)
if let rebloggerID = rebloggerID,
let reblogger = mastodonController.persistentContainer.account(for: rebloggerID) {