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Brightness controls used UIScreen.main, which on iPhone Duo can be a different display than the one hosting the player. Route all brightness reads and writes through PlayerBrightness, which targets the screen of the window hosting the controls.
37 lines
1.1 KiB
Swift
37 lines
1.1 KiB
Swift
//
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// PlayerBrightness.swift
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// Yattee
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//
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// Screen brightness for the player's brightness controls. On iPhone Duo the
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// interior and exterior are separate screens, so `UIScreen.main` can name a
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// display other than the one the player is on: brightness must go to the
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// screen of the window hosting the controls.
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//
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#if os(iOS)
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import UIKit
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@MainActor
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enum PlayerBrightness {
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/// The screen to control: the host window's screen, else the foreground
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/// scene's, else `UIScreen.main`.
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static func screen(for hostScreen: UIScreen?) -> UIScreen {
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if let hostScreen { return hostScreen }
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let activeScene = UIApplication.shared.connectedScenes
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.compactMap { $0 as? UIWindowScene }
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.first { $0.activationState == .foregroundActive }
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return activeScene?.screen ?? UIScreen.main
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}
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static func value(for hostScreen: UIScreen?) -> Double {
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screen(for: hostScreen).brightness
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}
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static func set(_ value: Double, for hostScreen: UIScreen?) {
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screen(for: hostScreen).brightness = value
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}
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}
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#endif
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