125 lines
4.1 KiB
Swift
125 lines
4.1 KiB
Swift
//
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// Copyright (c) 2020 Open Whisper Systems. All rights reserved.
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//
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import Foundation
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import YYImage
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@objc
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public class StickerTooltip: TooltipView {
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private let stickerPack: StickerPack
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// MARK: Initializers
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required init(fromView: UIView,
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widthReferenceView: UIView,
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tailReferenceView: UIView,
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stickerPack: StickerPack,
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wasTappedBlock: (() -> Void)?) {
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self.stickerPack = stickerPack
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super.init(fromView: fromView, widthReferenceView: widthReferenceView, tailReferenceView: tailReferenceView, wasTappedBlock: wasTappedBlock)
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addObservers()
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}
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required init?(coder aDecoder: NSCoder) {
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fatalError("init(coder:) has not been implemented")
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}
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deinit {
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NotificationCenter.default.removeObserver(self)
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}
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private let iconView: YYAnimatedImageView = {
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let stickerView = YYAnimatedImageView()
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stickerView.contentMode = .scaleAspectFit
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return stickerView
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}()
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@objc
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public class func present(fromView: UIView,
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widthReferenceView: UIView,
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tailReferenceView: UIView,
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stickerPack: StickerPack,
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wasTappedBlock: (() -> Void)?) -> StickerTooltip {
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return StickerTooltip(fromView: fromView, widthReferenceView: widthReferenceView, tailReferenceView: tailReferenceView, stickerPack: stickerPack, wasTappedBlock: wasTappedBlock)
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}
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public override func bubbleContentView() -> UIView {
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iconView.autoSetDimensions(to: CGSize(width: 24, height: 24))
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updateIconView()
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let label = UILabel()
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label.text = NSLocalizedString("STICKER_PACK_INSTALLED_TOOLTIP",
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comment: "Tooltip indicating that a sticker pack was installed.")
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label.font = UIFont.ows_dynamicTypeBody.ows_semibold()
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label.textColor = Theme.primaryTextColor
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return horizontalStack(forSubviews: [iconView, label])
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}
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public override var bubbleColor: UIColor {
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return (Theme.isDarkThemeEnabled
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? UIColor.ows_signalBlue
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: Theme.backgroundColor)
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}
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private func addObservers() {
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NotificationCenter.default.addObserver(self,
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selector: #selector(stickersOrPacksDidChange),
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name: StickerManager.stickersOrPacksDidChange,
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object: nil)
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}
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private func updateIconView() {
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guard iconView.image == nil else {
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iconView.isHidden = true
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return
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}
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let stickerInfo = stickerPack.coverInfo
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guard let filePath = StickerManager.filepathForInstalledSticker(stickerInfo: stickerInfo) else {
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// This sticker is not downloaded; try to download now.
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StickerManager.tryToDownloadSticker(stickerPack: stickerPack, stickerInfo: stickerInfo)
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.done { [weak self] (stickerData: Data) in
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guard let self = self else {
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return
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}
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self.updateIconView(imageData: stickerData)
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}.catch {(error) in
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owsFailDebug("error: \(error)")
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}.retainUntilComplete()
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return
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}
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guard let image = YYImage(contentsOfFile: filePath) else {
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owsFailDebug("could not load asset.")
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return
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}
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iconView.image = image
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iconView.isHidden = false
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}
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private func updateIconView(imageData: Data) {
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guard iconView.image == nil else {
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iconView.isHidden = true
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return
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}
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guard let image = YYImage(data: imageData) else {
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owsFailDebug("could not load asset.")
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return
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}
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iconView.image = image
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iconView.isHidden = false
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}
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// MARK: Events
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@objc func stickersOrPacksDidChange() {
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AssertIsOnMainThread()
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updateIconView()
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}
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}
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