jellyflood/Shared/Components/RotateContentView.swift

106 lines
3.1 KiB
Swift

//
// Swiftfin is subject to the terms of the Mozilla Public
// License, v2.0. If a copy of the MPL was not distributed with this
// file, you can obtain one at https://mozilla.org/MPL/2.0/.
//
// Copyright (c) 2024 Jellyfin & Jellyfin Contributors
//
import SwiftUI
struct RotateContentView: UIViewRepresentable {
@ObservedObject
var proxy: Proxy
func makeUIView(context: Context) -> UIRotateContentView {
UIRotateContentView(initialView: nil, proxy: proxy)
}
func updateUIView(_ uiView: UIRotateContentView, context: Context) {}
class Proxy: ObservableObject {
weak var rotateContentView: UIRotateContentView?
func update(_ content: () -> any View) {
let newHostingController = UIHostingController(rootView: AnyView(content()), ignoreSafeArea: true)
newHostingController.view.translatesAutoresizingMaskIntoConstraints = false
newHostingController.view.backgroundColor = .clear
rotateContentView?.update(with: newHostingController.view)
}
}
}
class UIRotateContentView: UIView {
private(set) var currentView: UIView?
var proxy: RotateContentView.Proxy
init(initialView: UIView?, proxy: RotateContentView.Proxy) {
self.proxy = proxy
super.init(frame: .zero)
proxy.rotateContentView = self
guard let initialView else { return }
initialView.translatesAutoresizingMaskIntoConstraints = false
initialView.alpha = 0
addSubview(initialView)
NSLayoutConstraint.activate([
initialView.topAnchor.constraint(equalTo: topAnchor),
initialView.bottomAnchor.constraint(equalTo: bottomAnchor),
initialView.leftAnchor.constraint(equalTo: leftAnchor),
initialView.rightAnchor.constraint(equalTo: rightAnchor),
])
self.currentView = initialView
}
@available(*, unavailable)
required init?(coder: NSCoder) {
fatalError("init(coder:) has not been implemented")
}
func update(with newView: UIView?) {
guard let newView else {
UIView.animate(withDuration: 0.3) {
self.currentView?.alpha = 0
} completion: { _ in
self.currentView?.removeFromSuperview()
self.currentView = newView
}
return
}
newView.translatesAutoresizingMaskIntoConstraints = false
newView.alpha = 0
addSubview(newView)
NSLayoutConstraint.activate([
newView.topAnchor.constraint(equalTo: topAnchor),
newView.bottomAnchor.constraint(equalTo: bottomAnchor),
newView.leftAnchor.constraint(equalTo: leftAnchor),
newView.rightAnchor.constraint(equalTo: rightAnchor),
])
UIView.animate(withDuration: 0.3) {
newView.alpha = 1
self.currentView?.alpha = 0
} completion: { _ in
self.currentView?.removeFromSuperview()
self.currentView = newView
}
}
override func hitTest(_ point: CGPoint, with event: UIEvent?) -> UIView? {
currentView?.hitTest(point, with: event)
}
}