mirror of
https://github.com/qvacua/vimr.git
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91 lines
2.9 KiB
Swift
91 lines
2.9 KiB
Swift
/**
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* Tae Won Ha - http://taewon.de - @hataewon
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* See LICENSE
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*/
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import Foundation
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import RxSwift
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private class PrefKeys {
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static let editorFontName = "editor-font-name"
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static let editorFontSize = "editor-font-size"
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}
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class PrefStore: Store {
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private static let compatibleVersion = "38"
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private static let defaultEditorFont = NSFont(name: "Menlo", size: 13)!
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static let minimumEditorFontSize = CGFloat(4)
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static let maximumEditorFontSize = CGFloat(128)
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private let source: Observable<Any>
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private let disposeBag = DisposeBag()
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private let subject = PublishSubject<Any>()
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var sink: Observable<Any> {
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return self.subject.asObservable()
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}
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private let userDefaults = NSUserDefaults.standardUserDefaults()
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private let fontManager = NSFontManager.sharedFontManager()
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var data = PrefData(appearance: AppearancePrefData(editorFont: PrefStore.defaultEditorFont))
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init(source: Observable<Any>) {
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self.source = source
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if let prefs = self.userDefaults.dictionaryForKey(PrefStore.compatibleVersion) {
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self.data = self.prefDataFromDict(prefs)
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} else {
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self.userDefaults.setValue(self.prefsDict(self.data), forKey: PrefStore.compatibleVersion)
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}
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self.addReactions()
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}
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deinit {
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self.subject.onCompleted()
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}
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private func prefDataFromDict(prefs: [String: AnyObject]) -> PrefData {
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let defaultFontSize = NSNumber(float: Float(PrefStore.defaultEditorFont.pointSize))
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let editorFontName = prefs[PrefKeys.editorFontName] as? String ?? PrefStore.defaultEditorFont.fontName
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let editorFontSizeFromPref = prefs[PrefKeys.editorFontSize] as? NSNumber ?? defaultFontSize
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let editorFontSize: CGFloat = CGFloat(editorFontSizeFromPref.floatValue) ?? CGFloat(defaultFontSize)
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var editorFont = NSFont(name: editorFontName, size: editorFontSize) ?? PrefStore.defaultEditorFont
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if !editorFont.fixedPitch {
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editorFont = fontManager.convertFont(PrefStore.defaultEditorFont, toSize: editorFont.pointSize)
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}
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if editorFont.pointSize < PrefStore.minimumEditorFontSize
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|| editorFont.pointSize > PrefStore.maximumEditorFontSize {
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editorFont = fontManager.convertFont(editorFont, toSize: CGFloat(defaultFontSize))
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}
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return PrefData(appearance: AppearancePrefData(editorFont: editorFont))
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}
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private func prefsDict(prefData: PrefData) -> [String: AnyObject] {
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let appearanceData = prefData.appearance
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let prefs: [String: AnyObject] = [
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PrefKeys.editorFontName: appearanceData.editorFont.fontName,
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PrefKeys.editorFontSize: appearanceData.editorFont.pointSize
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]
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return prefs
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}
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private func addReactions() {
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self.source
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.filter { $0 is PrefData }
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.map { $0 as! PrefData }
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.subscribeNext { [unowned self] prefData in
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self.data = prefData
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self.userDefaults.setValue(self.prefsDict(prefData), forKey: PrefStore.compatibleVersion)
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self.subject.onNext(prefData)
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}
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.addDisposableTo(self.disposeBag)
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}
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}
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