864 lines
30 KiB
Swift
864 lines
30 KiB
Swift
//
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// GameViewController.swift
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// Delta
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//
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// Created by Riley Testut on 5/5/15.
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// Copyright © 2016 Riley Testut. All rights reserved.
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//
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import UIKit
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import DeltaCore
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import Roxas
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private var kvoContext = 0
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private extension GameViewController
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{
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struct PausedSaveState: SaveStateProtocol
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{
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var fileURL: URL
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var gameType: GameType
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var isSaved = false
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init(fileURL: URL, gameType: GameType)
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{
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self.fileURL = fileURL
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self.gameType = gameType
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}
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}
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struct SustainInputsMapping: GameControllerInputMappingProtocol
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{
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let gameController: GameController
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var gameControllerInputType: GameControllerInputType {
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return self.gameController.inputType
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}
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func input(forControllerInput controllerInput: Input) -> Input?
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{
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if let mappedInput = self.gameController.defaultInputMapping?.input(forControllerInput: controllerInput), mappedInput == StandardGameControllerInput.menu
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{
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return mappedInput
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}
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return controllerInput
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}
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}
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}
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class GameViewController: DeltaCore.GameViewController
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{
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/// Assumed to be Delta.Game instance
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override var game: GameProtocol? {
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willSet {
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self.emulatorCore?.removeObserver(self, forKeyPath: #keyPath(EmulatorCore.state), context: &kvoContext)
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let game = self.game as? Game
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NotificationCenter.default.removeObserver(self, name: .NSManagedObjectContextDidSave, object: game?.managedObjectContext)
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}
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didSet {
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self.emulatorCore?.addObserver(self, forKeyPath: #keyPath(EmulatorCore.state), options: [.old], context: &kvoContext)
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let game = self.game as? Game
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NotificationCenter.default.addObserver(self, selector: #selector(GameViewController.managedObjectContextDidChange(with:)), name: .NSManagedObjectContextObjectsDidChange, object: game?.managedObjectContext)
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self.updateControllerSkin()
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self.updateControllers()
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}
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}
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//MARK: - Private Properties -
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fileprivate var pauseViewController: PauseViewController?
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fileprivate var pausingGameController: GameController?
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// Prevents the same save state from being saved multiple times
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fileprivate var pausedSaveState: PausedSaveState? {
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didSet
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{
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if let saveState = oldValue, self.pausedSaveState == nil
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{
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do
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{
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try FileManager.default.removeItem(at: saveState.fileURL)
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}
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catch
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{
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print(error)
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}
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}
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}
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}
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fileprivate var _isLoadingSaveState = false
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fileprivate var context = CIContext(options: [kCIContextWorkingColorSpace: NSNull()])
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// Sustain Buttons
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fileprivate var isSelectingSustainedButtons = false
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fileprivate var sustainInputsMapping: SustainInputsMapping?
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fileprivate var sustainButtonsContentView: UIView!
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fileprivate var sustainButtonsBlurView: UIVisualEffectView!
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fileprivate var sustainButtonsBackgroundView: RSTPlaceholderView!
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required init()
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{
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super.init()
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self.initialize()
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}
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required init?(coder aDecoder: NSCoder)
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{
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super.init(coder: aDecoder)
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self.initialize()
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}
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private func initialize()
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{
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self.delegate = self
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NotificationCenter.default.addObserver(self, selector: #selector(GameViewController.updateControllers), name: .externalGameControllerDidConnect, object: nil)
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NotificationCenter.default.addObserver(self, selector: #selector(GameViewController.updateControllers), name: .externalGameControllerDidDisconnect, object: nil)
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NotificationCenter.default.addObserver(self, selector: #selector(GameViewController.didEnterBackground(with:)), name: .UIApplicationDidEnterBackground, object: UIApplication.shared)
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NotificationCenter.default.addObserver(self, selector: #selector(GameViewController.settingsDidChange(with:)), name: .settingsDidChange, object: nil)
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}
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deinit
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{
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self.emulatorCore?.removeObserver(self, forKeyPath: #keyPath(EmulatorCore.state), context: &kvoContext)
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}
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// MARK: - GameControllerReceiver -
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override func gameController(_ gameController: GameController, didActivate input: Input)
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{
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super.gameController(gameController, didActivate: input)
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if self.isSelectingSustainedButtons
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{
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guard let pausingGameController = self.pausingGameController, gameController == pausingGameController else { return }
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if input != StandardGameControllerInput.menu
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{
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gameController.sustain(input)
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}
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}
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else if self.emulatorCore?.state == .running
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{
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guard let actionInput = ActionInput(input: input) else { return }
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switch actionInput
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{
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case .quickSave: self.performQuickSaveAction()
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case .quickLoad: self.performQuickLoadAction()
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case .fastForward: self.performFastForwardAction(activate: true)
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}
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}
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}
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override func gameController(_ gameController: GameController, didDeactivate input: Input)
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{
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super.gameController(gameController, didDeactivate: input)
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guard !self.isSelectingSustainedButtons else { return }
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guard let actionInput = ActionInput(input: input) else { return }
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switch actionInput
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{
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case .quickSave: break
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case .quickLoad: break
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case .fastForward: self.performFastForwardAction(activate: false)
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}
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}
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}
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//MARK: - UIViewController -
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/// UIViewController
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extension GameViewController
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{
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override func viewDidLoad()
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{
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super.viewDidLoad()
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// Lays out self.gameView, so we can pin self.sustainButtonsContentView to it without resulting in a temporary "cannot satisfy constraints".
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self.view.layoutIfNeeded()
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let gameViewContainerView = self.gameView.superview!
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self.sustainButtonsContentView = UIView(frame: CGRect(x: 0, y: 0, width: self.gameView.bounds.width, height: self.gameView.bounds.height))
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self.sustainButtonsContentView.translatesAutoresizingMaskIntoConstraints = false
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self.sustainButtonsContentView.isHidden = true
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self.view.insertSubview(self.sustainButtonsContentView, aboveSubview: gameViewContainerView)
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let blurEffect = UIBlurEffect(style: .dark)
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let vibrancyEffect = UIVibrancyEffect(blurEffect: blurEffect)
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self.sustainButtonsBlurView = UIVisualEffectView(effect: blurEffect)
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self.sustainButtonsBlurView.frame = CGRect(x: 0, y: 0, width: self.sustainButtonsContentView.bounds.width, height: self.sustainButtonsContentView.bounds.height)
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self.sustainButtonsBlurView.autoresizingMask = [.flexibleWidth, .flexibleHeight]
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self.sustainButtonsContentView.addSubview(self.sustainButtonsBlurView)
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let vibrancyView = UIVisualEffectView(effect: vibrancyEffect)
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vibrancyView.frame = CGRect(x: 0, y: 0, width: self.sustainButtonsBlurView.contentView.bounds.width, height: self.sustainButtonsBlurView.contentView.bounds.height)
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vibrancyView.autoresizingMask = [.flexibleWidth, .flexibleHeight]
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self.sustainButtonsBlurView.contentView.addSubview(vibrancyView)
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self.sustainButtonsBackgroundView = RSTPlaceholderView(frame: CGRect(x: 0, y: 0, width: vibrancyView.contentView.bounds.width, height: vibrancyView.contentView.bounds.height))
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self.sustainButtonsBackgroundView.autoresizingMask = [.flexibleWidth, .flexibleHeight]
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self.sustainButtonsBackgroundView.textLabel.text = NSLocalizedString("Select Buttons to Sustain", comment: "")
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self.sustainButtonsBackgroundView.textLabel.numberOfLines = 1
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self.sustainButtonsBackgroundView.textLabel.minimumScaleFactor = 0.5
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self.sustainButtonsBackgroundView.textLabel.adjustsFontSizeToFitWidth = true
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self.sustainButtonsBackgroundView.detailTextLabel.text = NSLocalizedString("Press the Menu button when finished.", comment: "")
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self.sustainButtonsBackgroundView.alpha = 0.0
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vibrancyView.contentView.addSubview(self.sustainButtonsBackgroundView)
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// Auto Layout
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self.sustainButtonsContentView.leadingAnchor.constraint(equalTo: gameViewContainerView.leadingAnchor).isActive = true
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self.sustainButtonsContentView.trailingAnchor.constraint(equalTo: gameViewContainerView.trailingAnchor).isActive = true
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self.sustainButtonsContentView.topAnchor.constraint(equalTo: gameViewContainerView.topAnchor).isActive = true
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self.sustainButtonsContentView.bottomAnchor.constraint(equalTo: gameViewContainerView.bottomAnchor).isActive = true
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self.updateControllerSkin()
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self.updateControllers()
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}
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override func viewWillTransition(to size: CGSize, with coordinator: UIViewControllerTransitionCoordinator)
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{
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super.viewWillTransition(to: size, with: coordinator)
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coordinator.animate(alongsideTransition: { (context) in
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self.updateControllerSkin()
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}, completion: nil)
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}
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// MARK: - Segues
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/// KVO
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override func prepare(for segue: UIStoryboardSegue, sender: Any?)
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{
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guard let identifier = segue.identifier else { return }
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switch identifier
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{
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case "showGamesViewController":
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let gamesViewController = (segue.destination as! UINavigationController).topViewController as! GamesViewController
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gamesViewController.theme = .translucent
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gamesViewController.activeEmulatorCore = self.emulatorCore
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self.updateAutoSaveState()
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case "pause":
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if let game = self.game
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{
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let fileURL = FileManager.default.uniqueTemporaryURL()
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self.pausedSaveState = PausedSaveState(fileURL: fileURL, gameType: game.type)
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self.emulatorCore?.saveSaveState(to: fileURL)
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}
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guard let gameController = sender as? GameController else {
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fatalError("sender for pauseSegue must be the game controller that pressed the Menu button")
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}
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self.pausingGameController = gameController
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let pauseViewController = segue.destination as! PauseViewController
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pauseViewController.pauseText = (self.game as? Game)?.name ?? NSLocalizedString("Delta", comment: "")
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pauseViewController.emulatorCore = self.emulatorCore
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pauseViewController.saveStatesViewControllerDelegate = self
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pauseViewController.cheatsViewControllerDelegate = self
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pauseViewController.fastForwardItem?.isSelected = (self.emulatorCore?.rate != self.emulatorCore?.deltaCore.supportedRates.lowerBound)
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pauseViewController.fastForwardItem?.action = { [unowned self] item in
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self.performFastForwardAction(activate: item.isSelected)
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}
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pauseViewController.sustainButtonsItem?.isSelected = gameController.sustainedInputs.count > 0
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pauseViewController.sustainButtonsItem?.action = { [unowned self, unowned pauseViewController] item in
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for input in gameController.sustainedInputs
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{
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gameController.unsustain(input)
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}
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if item.isSelected
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{
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self.showSustainButtonView()
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pauseViewController.dismiss()
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}
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// Re-set gameController as pausingGameController.
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self.pausingGameController = gameController
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}
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self.pauseViewController = pauseViewController
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default: break
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}
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}
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@IBAction private func unwindFromPauseViewController(_ segue: UIStoryboardSegue)
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{
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self.pauseViewController = nil
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self.pausingGameController = nil
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guard let identifier = segue.identifier else { return }
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switch identifier
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{
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case "unwindFromPauseMenu":
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self.pausedSaveState = nil
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DispatchQueue.main.async {
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if self._isLoadingSaveState
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{
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// If loading save state, resume emulation immediately (since the game view needs to be updated ASAP)
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if self.resumeEmulation()
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{
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// Temporarily disable audioManager to prevent delayed audio bug when using 3D Touch Peek & Pop
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self.emulatorCore?.audioManager.isEnabled = false
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// Re-enable after delay
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DispatchQueue.main.asyncAfter(deadline: .now() + 0.1) {
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self.emulatorCore?.audioManager.isEnabled = true
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}
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}
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}
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else
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{
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// Otherwise, wait for the transition to complete before resuming emulation
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self.transitionCoordinator?.animate(alongsideTransition: nil, completion: { (context) in
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self.resumeEmulation()
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})
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}
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self._isLoadingSaveState = false
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}
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case "unwindToGames":
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DispatchQueue.main.async {
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self.transitionCoordinator?.animate(alongsideTransition: nil, completion: { (context) in
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self.performSegue(withIdentifier: "showGamesViewController", sender: nil)
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})
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}
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default: break
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}
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}
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@IBAction private func unwindFromGamesViewController(with segue: UIStoryboardSegue)
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{
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self.pausedSaveState = nil
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self.emulatorCore?.resume()
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}
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// MARK: - KVO
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/// KVO
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override func observeValue(forKeyPath keyPath: String?, of object: Any?, change: [NSKeyValueChangeKey : Any]?, context: UnsafeMutableRawPointer?)
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{
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guard context == &kvoContext else { return super.observeValue(forKeyPath: keyPath, of: object, change: change, context: context) }
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guard let rawValue = change?[.oldKey] as? Int, let previousState = EmulatorCore.State(rawValue: rawValue) else { return }
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if previousState == .stopped
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{
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self.emulatorCore?.updateCheats()
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}
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}
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}
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//MARK: - Controllers -
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private extension GameViewController
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{
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@objc func updateControllers()
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{
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guard let emulatorCore = self.emulatorCore, let game = self.game else { return }
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let controllers = [self.controllerView as GameController] + ExternalGameControllerManager.shared.connectedControllers
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if let index = Settings.localControllerPlayerIndex
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{
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self.controllerView.playerIndex = index
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self.controllerView.isHidden = false
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}
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else
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{
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self.controllerView.playerIndex = nil
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self.controllerView.isHidden = true
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}
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for gameController in controllers
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{
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if gameController.playerIndex != nil
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{
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if let inputMapping = GameControllerInputMapping.inputMapping(for: gameController, gameType: game.type, in: DatabaseManager.shared.viewContext)
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{
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gameController.addReceiver(self, inputMapping: inputMapping)
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gameController.addReceiver(emulatorCore, inputMapping: inputMapping)
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}
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else
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{
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gameController.addReceiver(self)
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gameController.addReceiver(emulatorCore)
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}
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}
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else
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{
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gameController.removeReceiver(self)
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gameController.removeReceiver(emulatorCore)
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}
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}
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self.view.setNeedsLayout()
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self.view.layoutIfNeeded()
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}
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func updateControllerSkin()
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{
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guard let game = self.game, let system = System(gameType: game.type) else { return }
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let traits = DeltaCore.ControllerSkin.Traits.defaults(for: self.view)
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let controllerSkin = Settings.preferredControllerSkin(for: system, traits: traits)
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self.controllerView.controllerSkin = controllerSkin
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if controllerSkin?.isTranslucent(for: traits) ?? false
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{
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self.controllerView.alpha = Settings.translucentControllerSkinOpacity
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}
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else
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{
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self.controllerView.alpha = 1.0
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}
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}
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}
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//MARK: - Save States -
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/// Save States
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extension GameViewController: SaveStatesViewControllerDelegate
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{
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fileprivate func updateAutoSaveState()
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{
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// Ensures game is non-nil and also a Game subclass
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guard let game = self.game as? Game else { return }
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// If pausedSaveState exists and has already been saved, don't update auto save state
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// This prevents us from filling our auto save state slots with the same save state
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let savedPausedSaveState = self.pausedSaveState?.isSaved ?? false
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guard !savedPausedSaveState else { return }
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self.pausedSaveState?.isSaved = true
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// Must be done synchronously
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let backgroundContext = DatabaseManager.shared.newBackgroundContext()
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backgroundContext.performAndWait {
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let game = backgroundContext.object(with: game.objectID) as! Game
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let fetchRequest = SaveState.fetchRequest(for: game, type: .auto)
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fetchRequest.sortDescriptors = [NSSortDescriptor(key: #keyPath(SaveState.creationDate), ascending: true)]
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do
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{
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let saveStates = try fetchRequest.execute()
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if let saveState = saveStates.first, saveStates.count >= 2
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{
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// If there are two or more auto save states, update the oldest one
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self.update(saveState, with: self.pausedSaveState)
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// Tiny hack: SaveStatesViewController sorts save states by creation date, so we update the creation date too
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// Simpler than deleting old save states ¯\_(ツ)_/¯
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saveState.creationDate = saveState.modifiedDate
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}
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else
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{
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// Otherwise, create a new one
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let saveState = SaveState.insertIntoManagedObjectContext(backgroundContext)
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saveState.type = .auto
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saveState.game = game
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self.update(saveState, with: self.pausedSaveState)
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}
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}
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catch
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{
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print(error)
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}
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backgroundContext.saveWithErrorLogging()
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}
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}
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fileprivate func update(_ saveState: SaveState, with replacementSaveState: SaveStateProtocol? = nil)
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{
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let isRunning = (self.emulatorCore?.state == .running)
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if isRunning
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{
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self.pauseEmulation()
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}
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if let replacementSaveState = replacementSaveState
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{
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do
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{
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if FileManager.default.fileExists(atPath: saveState.fileURL.path)
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{
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// Don't use replaceItem(), since that removes the original file as well
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try FileManager.default.removeItem(at: saveState.fileURL)
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}
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try FileManager.default.copyItem(at: replacementSaveState.fileURL, to: saveState.fileURL)
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}
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catch
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{
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print(error)
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}
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}
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else
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{
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self.emulatorCore?.saveSaveState(to: saveState.fileURL)
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}
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if
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let outputImage = self.gameView.outputImage,
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let quartzImage = self.context.createCGImage(outputImage, from: outputImage.extent),
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let data = UIImagePNGRepresentation(UIImage(cgImage: quartzImage))
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{
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do
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{
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|
try data.write(to: saveState.imageFileURL, options: [.atomicWrite])
|
|
}
|
|
catch
|
|
{
|
|
print(error)
|
|
}
|
|
}
|
|
|
|
saveState.modifiedDate = Date()
|
|
|
|
if isRunning
|
|
{
|
|
self.resumeEmulation()
|
|
}
|
|
}
|
|
|
|
fileprivate func load(_ saveState: SaveStateProtocol)
|
|
{
|
|
let isRunning = (self.emulatorCore?.state == .running)
|
|
|
|
if isRunning
|
|
{
|
|
self.pauseEmulation()
|
|
}
|
|
|
|
// If we're loading the auto save state, we need to create a temporary copy of saveState.
|
|
// Then, we update the auto save state, but load our copy so everything works out.
|
|
var temporarySaveState: SaveStateProtocol? = nil
|
|
|
|
if let autoSaveState = saveState as? SaveState, autoSaveState.type == .auto
|
|
{
|
|
let temporaryURL = FileManager.default.uniqueTemporaryURL()
|
|
|
|
do
|
|
{
|
|
try FileManager.default.moveItem(at: saveState.fileURL, to: temporaryURL)
|
|
temporarySaveState = DeltaCore.SaveState(fileURL: temporaryURL, gameType: saveState.gameType)
|
|
}
|
|
catch
|
|
{
|
|
print(error)
|
|
}
|
|
}
|
|
|
|
self.updateAutoSaveState()
|
|
|
|
do
|
|
{
|
|
if let temporarySaveState = temporarySaveState
|
|
{
|
|
try self.emulatorCore?.load(temporarySaveState)
|
|
try FileManager.default.removeItem(at: temporarySaveState.fileURL)
|
|
}
|
|
else
|
|
{
|
|
try self.emulatorCore?.load(saveState)
|
|
}
|
|
}
|
|
catch EmulatorCore.SaveStateError.doesNotExist
|
|
{
|
|
print("Save State does not exist.")
|
|
}
|
|
catch let error as NSError
|
|
{
|
|
print(error)
|
|
}
|
|
|
|
if isRunning
|
|
{
|
|
self.resumeEmulation()
|
|
}
|
|
}
|
|
|
|
//MARK: - SaveStatesViewControllerDelegate
|
|
|
|
func saveStatesViewController(_ saveStatesViewController: SaveStatesViewController, updateSaveState saveState: SaveState)
|
|
{
|
|
let updatingExistingSaveState = FileManager.default.fileExists(atPath: saveState.fileURL.path)
|
|
|
|
self.update(saveState)
|
|
|
|
// Dismiss if updating an existing save state.
|
|
// If creating a new one, don't dismiss.
|
|
if updatingExistingSaveState
|
|
{
|
|
self.pauseViewController?.dismiss()
|
|
}
|
|
}
|
|
|
|
func saveStatesViewController(_ saveStatesViewController: SaveStatesViewController, loadSaveState saveState: SaveStateProtocol)
|
|
{
|
|
self._isLoadingSaveState = true
|
|
|
|
self.load(saveState)
|
|
|
|
self.pauseViewController?.dismiss()
|
|
}
|
|
}
|
|
|
|
//MARK: - Cheats -
|
|
/// Cheats
|
|
extension GameViewController: CheatsViewControllerDelegate
|
|
{
|
|
func cheatsViewController(_ cheatsViewController: CheatsViewController, activateCheat cheat: Cheat)
|
|
{
|
|
self.emulatorCore?.activateCheatWithErrorLogging(cheat)
|
|
}
|
|
|
|
func cheatsViewController(_ cheatsViewController: CheatsViewController, deactivateCheat cheat: Cheat)
|
|
{
|
|
self.emulatorCore?.deactivate(cheat)
|
|
}
|
|
}
|
|
|
|
//MARK: - Sustain Buttons -
|
|
private extension GameViewController
|
|
{
|
|
func showSustainButtonView()
|
|
{
|
|
guard let gameController = self.pausingGameController else { return }
|
|
|
|
self.isSelectingSustainedButtons = true
|
|
|
|
let sustainInputsMapping = SustainInputsMapping(gameController: gameController)
|
|
gameController.addReceiver(self, inputMapping: sustainInputsMapping)
|
|
|
|
let blurEffect = self.sustainButtonsBlurView.effect
|
|
self.sustainButtonsBlurView.effect = nil
|
|
|
|
self.sustainButtonsContentView.isHidden = false
|
|
|
|
UIView.animate(withDuration: 0.4) {
|
|
self.sustainButtonsBlurView.effect = blurEffect
|
|
self.sustainButtonsBackgroundView.alpha = 1.0
|
|
}
|
|
}
|
|
|
|
func hideSustainButtonView()
|
|
{
|
|
guard let gameController = self.pausingGameController else { return }
|
|
|
|
self.isSelectingSustainedButtons = false
|
|
|
|
self.updateControllers()
|
|
self.sustainInputsMapping = nil
|
|
|
|
// Reactivate all sustained inputs, since they will now be mapped to game inputs.
|
|
for input in gameController.sustainedInputs
|
|
{
|
|
gameController.activate(input)
|
|
}
|
|
|
|
let blurEffect = self.sustainButtonsBlurView.effect
|
|
|
|
UIView.animate(withDuration: 0.4, animations: {
|
|
self.sustainButtonsBlurView.effect = nil
|
|
self.sustainButtonsBackgroundView.alpha = 0.0
|
|
}) { (finished) in
|
|
self.sustainButtonsContentView.isHidden = true
|
|
self.sustainButtonsBlurView.effect = blurEffect
|
|
}
|
|
}
|
|
}
|
|
|
|
//MARK: - Action Inputs -
|
|
/// Action Inputs
|
|
extension GameViewController
|
|
{
|
|
func performQuickSaveAction()
|
|
{
|
|
guard let game = self.game as? Game else { return }
|
|
|
|
let backgroundContext = DatabaseManager.shared.newBackgroundContext()
|
|
backgroundContext.performAndWait {
|
|
|
|
let game = backgroundContext.object(with: game.objectID) as! Game
|
|
let fetchRequest = SaveState.fetchRequest(for: game, type: .quick)
|
|
|
|
do
|
|
{
|
|
if let quickSaveState = try fetchRequest.execute().first
|
|
{
|
|
self.update(quickSaveState)
|
|
}
|
|
else
|
|
{
|
|
let saveState = SaveState(context: backgroundContext)
|
|
saveState.type = .quick
|
|
saveState.game = game
|
|
|
|
self.update(saveState)
|
|
}
|
|
}
|
|
catch
|
|
{
|
|
print(error)
|
|
}
|
|
|
|
backgroundContext.saveWithErrorLogging()
|
|
}
|
|
}
|
|
|
|
func performQuickLoadAction()
|
|
{
|
|
guard let game = self.game as? Game else { return }
|
|
|
|
let fetchRequest = SaveState.fetchRequest(for: game, type: .quick)
|
|
|
|
do
|
|
{
|
|
if let quickSaveState = try fetchRequest.execute().first
|
|
{
|
|
self.load(quickSaveState)
|
|
}
|
|
}
|
|
catch
|
|
{
|
|
print(error)
|
|
}
|
|
}
|
|
|
|
func performFastForwardAction(activate: Bool)
|
|
{
|
|
guard let emulatorCore = self.emulatorCore else { return }
|
|
|
|
if activate
|
|
{
|
|
emulatorCore.rate = emulatorCore.deltaCore.supportedRates.upperBound
|
|
}
|
|
else
|
|
{
|
|
emulatorCore.rate = emulatorCore.deltaCore.supportedRates.lowerBound
|
|
}
|
|
}
|
|
}
|
|
|
|
//MARK: - GameViewControllerDelegate -
|
|
/// GameViewControllerDelegate
|
|
extension GameViewController: GameViewControllerDelegate
|
|
{
|
|
func gameViewController(_ gameViewController: DeltaCore.GameViewController, handleMenuInputFrom gameController: GameController)
|
|
{
|
|
if let pausingGameController = self.pausingGameController
|
|
{
|
|
guard pausingGameController == gameController else { return }
|
|
}
|
|
|
|
if self.isSelectingSustainedButtons
|
|
{
|
|
self.hideSustainButtonView()
|
|
}
|
|
|
|
if let pauseViewController = self.pauseViewController, !self.isSelectingSustainedButtons
|
|
{
|
|
pauseViewController.dismiss()
|
|
}
|
|
else if self.presentedViewController == nil
|
|
{
|
|
self.pauseEmulation()
|
|
self.performSegue(withIdentifier: "pause", sender: gameController)
|
|
}
|
|
}
|
|
|
|
func gameViewControllerShouldResumeEmulation(_ gameViewController: DeltaCore.GameViewController) -> Bool
|
|
{
|
|
return (self.presentedViewController == nil || self.presentedViewController?.isDisappearing == true) && !self.isSelectingSustainedButtons && self.view.window != nil
|
|
}
|
|
}
|
|
|
|
//MARK: - Notifications -
|
|
private extension GameViewController
|
|
{
|
|
@objc func didEnterBackground(with notification: Notification)
|
|
{
|
|
self.updateAutoSaveState()
|
|
}
|
|
|
|
@objc func managedObjectContextDidChange(with notification: Notification)
|
|
{
|
|
guard let deletedObjects = notification.userInfo?[NSDeletedObjectsKey] as? Set<NSManagedObject> else { return }
|
|
guard let game = self.game as? Game else { return }
|
|
|
|
if deletedObjects.contains(game)
|
|
{
|
|
self.emulatorCore?.gameViews.forEach { $0.inputImage = nil }
|
|
self.game = nil
|
|
}
|
|
}
|
|
|
|
@objc func settingsDidChange(with notification: Notification)
|
|
{
|
|
guard let settingsName = notification.userInfo?[Settings.NotificationUserInfoKey.name] as? Settings.Name else { return }
|
|
|
|
switch settingsName
|
|
{
|
|
case .localControllerPlayerIndex: self.updateControllers()
|
|
|
|
case .preferredControllerSkin:
|
|
guard
|
|
let system = notification.userInfo?[Settings.NotificationUserInfoKey.system] as? System,
|
|
let traits = notification.userInfo?[Settings.NotificationUserInfoKey.traits] as? DeltaCore.ControllerSkin.Traits
|
|
else { return }
|
|
|
|
let currentTraits = DeltaCore.ControllerSkin.Traits.defaults(for: self.view)
|
|
if system.gameType == self.game?.type && traits == currentTraits
|
|
{
|
|
self.updateControllerSkin()
|
|
}
|
|
|
|
case .translucentControllerSkinOpacity:
|
|
if let traits = self.controllerView.controllerSkinTraits
|
|
{
|
|
if self.controllerView.controllerSkin?.isTranslucent(for: traits) ?? false
|
|
{
|
|
self.controllerView.alpha = Settings.translucentControllerSkinOpacity
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|