1235 lines
44 KiB
Swift
1235 lines
44 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 GBADeltaCore
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import Systems
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import struct DSDeltaCore.DS
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import Roxas
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private var kvoContext = 0
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private extension DeltaCore.ControllerSkin
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{
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func hasTouchScreen(for traits: DeltaCore.ControllerSkin.Traits) -> Bool
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{
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let hasTouchScreen = self.items(for: traits)?.contains(where: { $0.kind == .touchScreen }) ?? false
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return hasTouchScreen
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}
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}
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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 DefaultInputMapping: 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)
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{
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return mappedInput
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}
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// Only intercept controller skin inputs.
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guard controllerInput.type == .controller(.controllerSkin) else { return nil }
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let actionInput = ActionInput(stringValue: controllerInput.stringValue)
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return actionInput
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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.emulatorCore?.saveHandler = { [weak self] _ in self?.updateGameSave() }
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if oldValue?.fileURL != game?.fileURL
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{
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self.shouldResetSustainedInputs = true
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}
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self.updateControllers()
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self.presentedGyroAlert = false
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}
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}
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//MARK: - Private Properties -
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private var pauseViewController: PauseViewController?
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private var pausingGameController: GameController?
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// Prevents the same save state from being saved multiple times
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private 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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private var _deepLinkResumingSaveState: SaveStateProtocol? {
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didSet {
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guard let saveState = oldValue, _deepLinkResumingSaveState == nil else { return }
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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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private var _isLoadingSaveState = false
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// Sustain Buttons
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private var isSelectingSustainedButtons = false
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private var sustainInputsMapping: SustainInputsMapping?
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private var shouldResetSustainedInputs = false
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private var sustainButtonsContentView: UIView!
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private var sustainButtonsBlurView: UIVisualEffectView!
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private var sustainButtonsBackgroundView: RSTPlaceholderView!
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private var inputsToSustain = [AnyInput: Double]()
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private var isGyroActive = false
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private var presentedGyroAlert = false
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override var shouldAutorotate: Bool {
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return !self.isGyroActive
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}
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override var preferredScreenEdgesDeferringSystemGestures: UIRectEdge {
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return .all
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}
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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: UIApplication.didEnterBackgroundNotification, object: UIApplication.shared)
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NotificationCenter.default.addObserver(self, selector: #selector(GameViewController.settingsDidChange(with:)), name: .settingsDidChange, object: nil)
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NotificationCenter.default.addObserver(self, selector: #selector(GameViewController.deepLinkControllerLaunchGame(with:)), name: .deepLinkControllerLaunchGame, object: nil)
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NotificationCenter.default.addObserver(self, selector: #selector(GameViewController.didActivateGyro(with:)), name: GBA.didActivateGyroNotification, object: nil)
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NotificationCenter.default.addObserver(self, selector: #selector(GameViewController.didDeactivateGyro(with:)), name: GBA.didDeactivateGyroNotification, object: nil)
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NotificationCenter.default.addObserver(self, selector: #selector(GameViewController.emulationDidQuit(with:)), name: EmulatorCore.emulationDidQuitNotification, 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, value: Double)
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{
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super.gameController(gameController, didActivate: input, value: value)
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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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self.inputsToSustain[AnyInput(input)] = value
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}
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}
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else if let emulatorCore = self.emulatorCore, 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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case .toggleFastForward:
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let isFastForwarding = (emulatorCore.rate != emulatorCore.deltaCore.supportedRates.lowerBound)
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self.performFastForwardAction(activate: !isFastForwarding)
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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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if self.isSelectingSustainedButtons
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{
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if input.isContinuous
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{
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self.inputsToSustain[AnyInput(input)] = nil
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}
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}
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else
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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: break
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case .quickLoad: break
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case .fastForward: self.performFastForwardAction(activate: false)
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case .toggleFastForward: break
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}
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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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self.controllerView.translucentControllerSkinOpacity = Settings.translucentControllerSkinOpacity
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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: self.gameView)
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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 Hold Down", 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: self.gameView.leadingAnchor).isActive = true
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self.sustainButtonsContentView.trailingAnchor.constraint(equalTo: self.gameView.trailingAnchor).isActive = true
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self.sustainButtonsContentView.topAnchor.constraint(equalTo: self.gameView.topAnchor).isActive = true
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self.sustainButtonsContentView.bottomAnchor.constraint(equalTo: self.gameView.bottomAnchor).isActive = true
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self.updateControllers()
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}
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override func viewDidAppear(_ animated: Bool)
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{
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super.viewDidAppear(animated)
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if self.emulatorCore?.deltaCore == DS.core, UserDefaults.standard.desmumeDeprecatedAlertCount < 3
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{
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let toastView = RSTToastView(text: NSLocalizedString("DeSmuME Core Deprecated", comment: ""), detailText: NSLocalizedString("Switch to the melonDS core in Settings for latest improvements.", comment: ""))
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self.show(toastView, duration: 5.0)
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UserDefaults.standard.desmumeDeprecatedAlertCount += 1
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}
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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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if let emulatorCore = self.emulatorCore
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{
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gamesViewController.theme = .translucent
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gamesViewController.activeEmulatorCore = emulatorCore
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self.updateAutoSaveState()
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}
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else
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{
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gamesViewController.theme = .opaque
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}
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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.keys
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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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if self.emulatorCore?.deltaCore.supportedRates.upperBound == 1
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{
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pauseViewController.fastForwardItem = nil
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}
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switch self.game?.type
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{
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case .ds? where self.emulatorCore?.deltaCore == DS.core:
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// Cheats are not supported by DeSmuME core.
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pauseViewController.cheatCodesItem = nil
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case .genesis?:
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// GPGX core does not support cheats yet.
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pauseViewController.cheatCodesItem = nil
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default: break
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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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if let emulatorCore = self.emulatorCore, emulatorCore.state == .paused
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{
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emulatorCore.resume()
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}
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}
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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 let saveState = _deepLinkResumingSaveState, let emulatorCore = self.emulatorCore, emulatorCore.state == .running
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{
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emulatorCore.pause()
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do
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{
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try emulatorCore.load(saveState)
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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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_deepLinkResumingSaveState = nil
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emulatorCore.resume()
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}
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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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if self.emulatorCore?.state == .running
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{
|
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DatabaseManager.shared.performBackgroundTask { (context) in
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guard let game = self.game as? Game else { return }
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|
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let backgroundGame = context.object(with: game.objectID) as! Game
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backgroundGame.playedDate = Date()
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|
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context.saveWithErrorLogging()
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}
|
|
}
|
|
}
|
|
}
|
|
|
|
//MARK: - Controllers -
|
|
private extension GameViewController
|
|
{
|
|
@objc func updateControllers()
|
|
{
|
|
let isExternalGameControllerConnected = ExternalGameControllerManager.shared.connectedControllers.contains(where: { $0.playerIndex != nil })
|
|
if !isExternalGameControllerConnected && Settings.localControllerPlayerIndex == nil
|
|
{
|
|
Settings.localControllerPlayerIndex = 0
|
|
}
|
|
|
|
// If Settings.localControllerPlayerIndex is non-nil, and there isn't a connected controller with same playerIndex, show controller view.
|
|
if let index = Settings.localControllerPlayerIndex, !ExternalGameControllerManager.shared.connectedControllers.contains(where: { $0.playerIndex == index })
|
|
{
|
|
self.controllerView.playerIndex = index
|
|
self.controllerView.isHidden = false
|
|
}
|
|
else
|
|
{
|
|
if let game = self.game,
|
|
let traits = self.controllerView.controllerSkinTraits,
|
|
let controllerSkin = DeltaCore.ControllerSkin.standardControllerSkin(for: game.type),
|
|
controllerSkin.hasTouchScreen(for: traits)
|
|
{
|
|
self.controllerView.isHidden = false
|
|
self.controllerView.playerIndex = 0
|
|
}
|
|
else
|
|
{
|
|
self.controllerView.isHidden = true
|
|
self.controllerView.playerIndex = nil
|
|
}
|
|
|
|
Settings.localControllerPlayerIndex = nil
|
|
}
|
|
|
|
self.view.setNeedsLayout()
|
|
self.view.layoutIfNeeded()
|
|
|
|
// Roundabout way of combining arrays to prevent rare runtime crash in + operator :(
|
|
var controllers = [GameController]()
|
|
controllers.append(self.controllerView)
|
|
controllers.append(contentsOf: ExternalGameControllerManager.shared.connectedControllers)
|
|
|
|
if let emulatorCore = self.emulatorCore, let game = self.game
|
|
{
|
|
for gameController in controllers
|
|
{
|
|
if gameController.playerIndex != nil
|
|
{
|
|
let inputMapping: GameControllerInputMappingProtocol
|
|
|
|
if let mapping = GameControllerInputMapping.inputMapping(for: gameController, gameType: game.type, in: DatabaseManager.shared.viewContext)
|
|
{
|
|
inputMapping = mapping
|
|
}
|
|
else
|
|
{
|
|
inputMapping = DefaultInputMapping(gameController: gameController)
|
|
}
|
|
|
|
gameController.addReceiver(self, inputMapping: inputMapping)
|
|
gameController.addReceiver(emulatorCore, inputMapping: inputMapping)
|
|
}
|
|
else
|
|
{
|
|
gameController.removeReceiver(self)
|
|
gameController.removeReceiver(emulatorCore)
|
|
}
|
|
}
|
|
}
|
|
|
|
if self.shouldResetSustainedInputs
|
|
{
|
|
for controller in controllers
|
|
{
|
|
for input in controller.sustainedInputs.keys
|
|
{
|
|
controller.unsustain(input)
|
|
}
|
|
}
|
|
|
|
self.shouldResetSustainedInputs = false
|
|
}
|
|
|
|
self.controllerView.isButtonHapticFeedbackEnabled = Settings.isButtonHapticFeedbackEnabled
|
|
self.controllerView.isThumbstickHapticFeedbackEnabled = Settings.isThumbstickHapticFeedbackEnabled
|
|
|
|
self.updateControllerSkin()
|
|
}
|
|
|
|
func updateControllerSkin()
|
|
{
|
|
guard let game = self.game as? Game, let window = self.view.window else { return }
|
|
|
|
let traits = DeltaCore.ControllerSkin.Traits.defaults(for: window)
|
|
|
|
if Settings.localControllerPlayerIndex != nil
|
|
{
|
|
let controllerSkin = Settings.preferredControllerSkin(for: game, traits: traits)
|
|
self.controllerView.controllerSkin = controllerSkin
|
|
}
|
|
else if let controllerSkin = DeltaCore.ControllerSkin.standardControllerSkin(for: game.type), controllerSkin.hasTouchScreen(for: traits)
|
|
{
|
|
var touchControllerSkin = TouchControllerSkin(controllerSkin: controllerSkin)
|
|
touchControllerSkin.layoutGuide = self.view.safeAreaLayoutGuide
|
|
|
|
switch traits.orientation
|
|
{
|
|
case .portrait: touchControllerSkin.screenLayoutAxis = .vertical
|
|
case .landscape: touchControllerSkin.screenLayoutAxis = .horizontal
|
|
}
|
|
|
|
self.controllerView.controllerSkin = touchControllerSkin
|
|
}
|
|
|
|
self.view.setNeedsLayout()
|
|
}
|
|
}
|
|
|
|
//MARK: - Game Saves -
|
|
/// Game Saves
|
|
private extension GameViewController
|
|
{
|
|
func updateGameSave()
|
|
{
|
|
guard let game = self.game as? Game else { return }
|
|
|
|
DatabaseManager.shared.performBackgroundTask { (context) in
|
|
do
|
|
{
|
|
let game = context.object(with: game.objectID) as! Game
|
|
|
|
let hash = try RSTHasher.sha1HashOfFile(at: game.gameSaveURL)
|
|
let previousHash = game.gameSaveURL.extendedAttribute(name: "com.rileytestut.delta.sha1Hash")
|
|
|
|
guard hash != previousHash else { return }
|
|
|
|
if let gameSave = game.gameSave
|
|
{
|
|
gameSave.modifiedDate = Date()
|
|
}
|
|
else
|
|
{
|
|
let gameSave = GameSave(context: context)
|
|
gameSave.identifier = game.identifier
|
|
game.gameSave = gameSave
|
|
}
|
|
|
|
try context.save()
|
|
try game.gameSaveURL.setExtendedAttribute(name: "com.rileytestut.delta.sha1Hash", value: hash)
|
|
}
|
|
catch CocoaError.fileNoSuchFile
|
|
{
|
|
// Ignore
|
|
}
|
|
catch
|
|
{
|
|
print("Error updating game save.", error)
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
//MARK: - Save States -
|
|
/// Save States
|
|
extension GameViewController: SaveStatesViewControllerDelegate
|
|
{
|
|
private func updateAutoSaveState()
|
|
{
|
|
// Ensures game is non-nil and also a Game subclass
|
|
guard let game = self.game as? Game else { return }
|
|
|
|
guard let emulatorCore = self.emulatorCore, emulatorCore.state != .stopped else { return }
|
|
|
|
// If pausedSaveState exists and has already been saved, don't update auto save state
|
|
// This prevents us from filling our auto save state slots with the same save state
|
|
let savedPausedSaveState = self.pausedSaveState?.isSaved ?? false
|
|
guard !savedPausedSaveState else { return }
|
|
|
|
self.pausedSaveState?.isSaved = true
|
|
|
|
// Must be done synchronously
|
|
let backgroundContext = DatabaseManager.shared.newBackgroundContext()
|
|
backgroundContext.performAndWait {
|
|
|
|
let game = backgroundContext.object(with: game.objectID) as! Game
|
|
|
|
let fetchRequest = SaveState.fetchRequest(for: game, type: .auto)
|
|
fetchRequest.sortDescriptors = [NSSortDescriptor(key: #keyPath(SaveState.creationDate), ascending: true)]
|
|
|
|
do
|
|
{
|
|
let saveStates = try fetchRequest.execute()
|
|
|
|
if let saveState = saveStates.first, saveStates.count >= 2
|
|
{
|
|
// If there are two or more auto save states, update the oldest one
|
|
self.update(saveState, with: self.pausedSaveState)
|
|
|
|
// Tiny hack: SaveStatesViewController sorts save states by creation date, so we update the creation date too
|
|
// Simpler than deleting old save states ¯\_(ツ)_/¯
|
|
saveState.creationDate = saveState.modifiedDate
|
|
}
|
|
else
|
|
{
|
|
// Otherwise, create a new one
|
|
let saveState = SaveState.insertIntoManagedObjectContext(backgroundContext)
|
|
saveState.type = .auto
|
|
saveState.game = game
|
|
|
|
self.update(saveState, with: self.pausedSaveState)
|
|
}
|
|
}
|
|
catch
|
|
{
|
|
print(error)
|
|
}
|
|
|
|
backgroundContext.saveWithErrorLogging()
|
|
}
|
|
}
|
|
|
|
private func update(_ saveState: SaveState, with replacementSaveState: SaveStateProtocol? = nil)
|
|
{
|
|
let isRunning = (self.emulatorCore?.state == .running)
|
|
|
|
if isRunning
|
|
{
|
|
self.pauseEmulation()
|
|
}
|
|
|
|
if let replacementSaveState = replacementSaveState
|
|
{
|
|
do
|
|
{
|
|
if FileManager.default.fileExists(atPath: saveState.fileURL.path)
|
|
{
|
|
// Don't use replaceItem(), since that removes the original file as well
|
|
try FileManager.default.removeItem(at: saveState.fileURL)
|
|
}
|
|
|
|
try FileManager.default.copyItem(at: replacementSaveState.fileURL, to: saveState.fileURL)
|
|
}
|
|
catch
|
|
{
|
|
print(error)
|
|
}
|
|
}
|
|
else
|
|
{
|
|
self.emulatorCore?.saveSaveState(to: saveState.fileURL)
|
|
}
|
|
|
|
if let snapshot = self.emulatorCore?.videoManager.snapshot(), let data = snapshot.pngData()
|
|
{
|
|
do
|
|
{
|
|
try data.write(to: saveState.imageFileURL, options: [.atomicWrite])
|
|
}
|
|
catch
|
|
{
|
|
print(error)
|
|
}
|
|
}
|
|
|
|
saveState.modifiedDate = Date()
|
|
saveState.coreIdentifier = self.emulatorCore?.deltaCore.identifier
|
|
|
|
if isRunning
|
|
{
|
|
self.resumeEmulation()
|
|
}
|
|
}
|
|
|
|
private 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
|
|
|
|
// Activate all sustained inputs, since they will now be mapped to game inputs.
|
|
for (input, value) in self.inputsToSustain
|
|
{
|
|
gameController.sustain(input, value: value)
|
|
}
|
|
|
|
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
|
|
}
|
|
|
|
self.inputsToSustain = [:]
|
|
}
|
|
}
|
|
|
|
//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 DatabaseManager.shared.viewContext.fetch(fetchRequest).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
|
|
{
|
|
var result = false
|
|
|
|
rst_dispatch_sync_on_main_thread {
|
|
result = (self.presentedViewController == nil || self.presentedViewController?.isDisappearing == true) && !self.isSelectingSustainedButtons && self.view.window != nil
|
|
}
|
|
|
|
return result
|
|
}
|
|
}
|
|
|
|
private extension GameViewController
|
|
{
|
|
func show(_ toastView: RSTToastView, duration: TimeInterval = 3.0)
|
|
{
|
|
toastView.textLabel.textAlignment = .center
|
|
toastView.presentationEdge = .top
|
|
toastView.show(in: self.view, duration: duration)
|
|
}
|
|
}
|
|
|
|
//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, .isButtonHapticFeedbackEnabled, .isThumbstickHapticFeedbackEnabled:
|
|
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 }
|
|
|
|
if system.gameType == self.game?.type && traits.orientation == self.controllerView.controllerSkinTraits?.orientation
|
|
{
|
|
self.updateControllerSkin()
|
|
}
|
|
|
|
case .translucentControllerSkinOpacity: self.controllerView.translucentControllerSkinOpacity = Settings.translucentControllerSkinOpacity
|
|
|
|
case .syncingService: break
|
|
}
|
|
}
|
|
|
|
@objc func deepLinkControllerLaunchGame(with notification: Notification)
|
|
{
|
|
guard let game = notification.userInfo?[DeepLink.Key.game] as? Game else { return }
|
|
|
|
let previousGame = self.game
|
|
self.game = game
|
|
|
|
if let pausedSaveState = self.pausedSaveState, game == (previousGame as? Game)
|
|
{
|
|
// Launching current game via deep link, so we store a copy of the paused save state to resume when emulator core is started.
|
|
|
|
do
|
|
{
|
|
let temporaryURL = FileManager.default.uniqueTemporaryURL()
|
|
try FileManager.default.copyItem(at: pausedSaveState.fileURL, to: temporaryURL)
|
|
|
|
_deepLinkResumingSaveState = DeltaCore.SaveState(fileURL: temporaryURL, gameType: game.type)
|
|
}
|
|
catch
|
|
{
|
|
print(error)
|
|
}
|
|
}
|
|
|
|
if let pauseViewController = self.pauseViewController
|
|
{
|
|
let segue = UIStoryboardSegue(identifier: "unwindFromPauseMenu", source: pauseViewController, destination: self)
|
|
self.unwindFromPauseViewController(segue)
|
|
}
|
|
else if
|
|
let navigationController = self.presentedViewController as? UINavigationController,
|
|
let pageViewController = navigationController.topViewController?.children.first as? UIPageViewController,
|
|
let gameCollectionViewController = pageViewController.viewControllers?.first as? GameCollectionViewController
|
|
{
|
|
let segue = UIStoryboardSegue(identifier: "unwindFromGames", source: gameCollectionViewController, destination: self)
|
|
self.unwindFromGamesViewController(with: segue)
|
|
}
|
|
|
|
self.dismiss(animated: true, completion: nil)
|
|
}
|
|
|
|
@objc func didActivateGyro(with notification: Notification)
|
|
{
|
|
self.isGyroActive = true
|
|
|
|
guard !self.presentedGyroAlert else { return }
|
|
|
|
self.presentedGyroAlert = true
|
|
|
|
func presentToastView()
|
|
{
|
|
let toastView = RSTToastView(text: NSLocalizedString("Autorotation Disabled", comment: ""), detailText: NSLocalizedString("Pause game to change orientation.", comment: ""))
|
|
self.show(toastView)
|
|
}
|
|
|
|
DispatchQueue.main.async {
|
|
if let transitionCoordinator = self.transitionCoordinator
|
|
{
|
|
transitionCoordinator.animate(alongsideTransition: nil) { (context) in
|
|
presentToastView()
|
|
}
|
|
}
|
|
else
|
|
{
|
|
presentToastView()
|
|
}
|
|
}
|
|
}
|
|
|
|
@objc func didDeactivateGyro(with notification: Notification)
|
|
{
|
|
self.isGyroActive = false
|
|
}
|
|
|
|
@objc func emulationDidQuit(with notification: Notification)
|
|
{
|
|
DispatchQueue.main.async {
|
|
guard self.presentedViewController == nil else { return }
|
|
|
|
// Wait for emulation to stop completely before performing segue.
|
|
var token: NSKeyValueObservation?
|
|
token = self.emulatorCore?.observe(\.state, options: [.initial]) { (emulatorCore, change) in
|
|
guard emulatorCore.state == .stopped else { return }
|
|
|
|
DispatchQueue.main.async {
|
|
self.game = nil
|
|
self.performSegue(withIdentifier: "showGamesViewController", sender: nil)
|
|
}
|
|
|
|
token?.invalidate()
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
private extension UserDefaults
|
|
{
|
|
@NSManaged var desmumeDeprecatedAlertCount: Int
|
|
}
|