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mirror of https://github.com/qvacua/vimr.git synced 2024-11-28 11:35:35 +03:00
vimr/VimR/AppearancePrefPane.swift
2016-11-19 22:23:29 +01:00

331 lines
12 KiB
Swift

/**
* Tae Won Ha - http://taewon.de - @hataewon
* See LICENSE
*/
import Cocoa
import PureLayout
import RxSwift
struct AppearancePrefData: Equatable, StandardPrefData {
fileprivate static let editorFontName = "editor-font-name"
fileprivate static let editorFontSize = "editor-font-size"
fileprivate static let editorLinespacing = "editor-linespacing"
fileprivate static let editorUsesLigatures = "editor-uses-ligatures"
static func ==(left: AppearancePrefData, right: AppearancePrefData) -> Bool {
return left.editorUsesLigatures == right.editorUsesLigatures
&& left.editorFont.isEqual(to: right.editorFont)
&& left.editorLinespacing == right.editorLinespacing
}
static let `default` = AppearancePrefData(editorFont: NeoVimView.defaultFont,
editorLinespacing: NeoVimView.defaultLinespacing,
editorUsesLigatures: false)
var editorFont: NSFont
var editorLinespacing: CGFloat
var editorUsesLigatures: Bool
init(editorFont: NSFont, editorLinespacing: CGFloat, editorUsesLigatures: Bool) {
self.editorFont = editorFont
self.editorLinespacing = editorLinespacing
self.editorUsesLigatures = editorUsesLigatures
}
init?(dict: [String: Any]) {
guard let editorFontName = dict[AppearancePrefData.editorFontName] as? String,
let fEditorFontSize = PrefUtils.float(from: dict, for: AppearancePrefData.editorFontSize),
let fEditorLinespacing = PrefUtils.float(from: dict, for: AppearancePrefData.editorLinespacing),
let editorUsesLigatures = PrefUtils.bool(from: dict, for: AppearancePrefData.editorUsesLigatures)
else {
return nil
}
self.init(editorFont: PrefUtils.saneFont(editorFontName, fontSize: CGFloat(fEditorFontSize)),
editorLinespacing: CGFloat(fEditorLinespacing),
editorUsesLigatures: editorUsesLigatures)
}
func dict() -> [String: Any] {
return [
AppearancePrefData.editorFontName: self.editorFont.fontName,
AppearancePrefData.editorFontSize: Float(self.editorFont.pointSize),
AppearancePrefData.editorLinespacing: Float(self.editorLinespacing),
AppearancePrefData.editorUsesLigatures: self.editorUsesLigatures,
]
}
}
class AppearancePrefPane: PrefPane, NSComboBoxDelegate, NSControlTextEditingDelegate {
override var displayName: String {
return "Appearance"
}
override var pinToContainer: Bool {
return true
}
fileprivate var data: AppearancePrefData {
didSet {
self.updateViews(newData: self.data)
}
}
fileprivate let fontManager = NSFontManager.shared()
fileprivate let sizes = [9, 10, 11, 12, 13, 14, 16, 18, 24, 36, 48, 64]
fileprivate let sizeCombo = NSComboBox(forAutoLayout: ())
fileprivate let fontPopup = NSPopUpButton(frame: CGRect.zero, pullsDown: false)
fileprivate let linespacingField = NSTextField(forAutoLayout: ())
fileprivate let ligatureCheckbox = NSButton(forAutoLayout: ())
fileprivate let previewArea = NSTextView(frame: CGRect.zero)
fileprivate let exampleText =
"abcdefghijklmnopqrstuvwxyz\n" +
"ABCDEFGHIJKLMNOPQRSTUVWXYZ\n" +
"0123456789\n" +
"(){}[] +-*/= .,;:!?#&$%@|^\n" +
"<- -> => >> << >>= =<< .. \n" +
":: -< >- -<< >>- ++ /= =="
init(source: Observable<Any>, initialData: AppearancePrefData) {
self.data = initialData
super.init(source: source)
self.updateViews(newData: initialData)
}
required init?(coder: NSCoder) {
fatalError("init(coder:) has not been implemented")
}
fileprivate func set(data: AppearancePrefData) {
self.data = data
self.publish(event: data)
}
override func subscription(source: Observable<Any>) -> Disposable {
return source
.filter { $0 is PrefData }
.map { ($0 as! PrefData).appearance }
.filter { [unowned self] data in data != self.data }
.subscribe(onNext: { [unowned self] data in
self.data = data
})
}
override func addViews() {
let paneTitle = self.paneTitleTextField(title: "Appearance")
let fontTitle = self.titleTextField(title: "Default Font:")
let fontPopup = self.fontPopup
fontPopup.translatesAutoresizingMaskIntoConstraints = false
fontPopup.target = self
fontPopup.action = #selector(AppearancePrefPane.fontPopupAction)
fontPopup.addItems(withTitles: self.fontManager.availableFontNames(with: .fixedPitchFontMask)!)
let sizeCombo = self.sizeCombo
sizeCombo.delegate = self
sizeCombo.target = self
sizeCombo.action = #selector(AppearancePrefPane.sizeComboBoxDidEnter(_:))
self.sizes.forEach { string in
sizeCombo.addItem(withObjectValue: string)
}
let linespacingTitle = self.titleTextField(title: "Line Spacing:")
let linespacingField = self.linespacingField
let ligatureCheckbox = self.ligatureCheckbox
self.configureCheckbox(button: ligatureCheckbox,
title: "Use Ligatures",
action: #selector(AppearancePrefPane.usesLigaturesAction(_:)))
let previewArea = self.previewArea
previewArea.isEditable = true
previewArea.maxSize = CGSize(width: CGFloat.greatestFiniteMagnitude, height: CGFloat.greatestFiniteMagnitude)
previewArea.isVerticallyResizable = true
previewArea.isHorizontallyResizable = true
previewArea.textContainer?.heightTracksTextView = false
previewArea.textContainer?.widthTracksTextView = false
previewArea.autoresizingMask = [ .viewWidthSizable, .viewHeightSizable]
previewArea.textContainer?.containerSize = CGSize.init(width: CGFloat.greatestFiniteMagnitude, height: CGFloat.greatestFiniteMagnitude)
previewArea.layoutManager?.replaceTextStorage(NSTextStorage(string: self.exampleText))
previewArea.isRichText = false
previewArea.turnOffLigatures(self)
let previewScrollView = NSScrollView(forAutoLayout: ())
previewScrollView.hasVerticalScroller = true
previewScrollView.hasHorizontalScroller = true
previewScrollView.autohidesScrollers = true
previewScrollView.borderType = .bezelBorder
previewScrollView.documentView = previewArea
self.addSubview(paneTitle)
self.addSubview(fontTitle)
self.addSubview(fontPopup)
self.addSubview(sizeCombo)
self.addSubview(linespacingTitle)
self.addSubview(linespacingField)
self.addSubview(ligatureCheckbox)
self.addSubview(previewScrollView)
paneTitle.autoPinEdge(toSuperviewEdge: .top, withInset: 18)
paneTitle.autoPinEdge(toSuperviewEdge: .left, withInset: 18)
fontTitle.autoPinEdge(toSuperviewEdge: .left, withInset: 18, relation: .greaterThanOrEqual)
fontTitle.autoAlignAxis(.baseline, toSameAxisOf: fontPopup)
fontPopup.autoPinEdge(.top, to: .bottom, of: paneTitle, withOffset: 18)
fontPopup.autoPinEdge(.left, to: .right, of: fontTitle, withOffset: 5)
fontPopup.autoSetDimension(.width, toSize: 240)
sizeCombo.autoSetDimension(.width, toSize: 60)
// If we use .Baseline the combo box is placed one pixel off...
sizeCombo.autoAlignAxis(.horizontal, toSameAxisOf: fontPopup)
sizeCombo.autoPinEdge(.left, to: .right, of: fontPopup, withOffset: 5)
linespacingTitle.autoPinEdge(toSuperviewEdge: .left, withInset: 18, relation: .greaterThanOrEqual)
linespacingTitle.autoPinEdge(.right, to: .right, of: fontTitle)
linespacingTitle.autoAlignAxis(.baseline, toSameAxisOf: linespacingField)
linespacingField.autoPinEdge(.top, to: .bottom, of: sizeCombo, withOffset: 18)
linespacingField.autoPinEdge(.left, to: .right, of: linespacingTitle, withOffset: 5)
linespacingField.autoSetDimension(.width, toSize: 60)
NotificationCenter.default.addObserver(forName: NSNotification.Name.NSControlTextDidEndEditing,
object: linespacingField,
queue: nil)
{ [unowned self] _ in
self.linespacingAction()
}
ligatureCheckbox.autoPinEdge(.top, to: .bottom, of: linespacingField, withOffset: 18)
ligatureCheckbox.autoPinEdge(.left, to: .right, of: fontTitle, withOffset: 5)
previewScrollView.autoSetDimension(.height, toSize: 200, relation: .greaterThanOrEqual)
previewScrollView.autoPinEdge(.top, to: .bottom, of: ligatureCheckbox, withOffset: 18)
previewScrollView.autoPinEdge(toSuperviewEdge: .right, withInset: 18)
previewScrollView.autoPinEdge(toSuperviewEdge: .bottom, withInset: 18)
previewScrollView.autoPinEdge(toSuperviewEdge: .left, withInset: 18)
self.fontPopup.selectItem(withTitle: self.data.editorFont.fontName)
self.sizeCombo.stringValue = String(Int(self.data.editorFont.pointSize))
self.ligatureCheckbox.state = self.data.editorUsesLigatures ? NSOnState : NSOffState
self.previewArea.font = self.data.editorFont
if self.data.editorUsesLigatures {
self.previewArea.useAllLigatures(self)
} else {
self.previewArea.turnOffLigatures(self)
}
}
fileprivate func updateViews(newData: AppearancePrefData) {
let newFont = newData.editorFont
self.fontPopup.selectItem(withTitle: newFont.fontName)
self.sizeCombo.stringValue = String(Int(newFont.pointSize))
self.linespacingField.stringValue = String(format: "%.2f", newData.editorLinespacing)
self.ligatureCheckbox.boolState = newData.editorUsesLigatures
self.previewArea.font = newData.editorFont
if newData.editorUsesLigatures {
self.previewArea.useAllLigatures(self)
} else {
self.previewArea.turnOffLigatures(self)
}
}
override func windowWillClose() {
self.linespacingAction()
}
}
// MARK: - Actions
extension AppearancePrefPane {
func usesLigaturesAction(_ sender: NSButton) {
self.set(data: AppearancePrefData(editorFont: self.data.editorFont,
editorLinespacing: self.data.editorLinespacing,
editorUsesLigatures: sender.boolState))
}
func fontPopupAction(_ sender: NSPopUpButton) {
guard let selectedItem = self.fontPopup.selectedItem else {
return
}
guard selectedItem.title != self.data.editorFont.fontName else {
return
}
guard let newFont = NSFont(name: selectedItem.title, size: self.data.editorFont.pointSize) else {
return
}
self.set(data: AppearancePrefData(editorFont: newFont,
editorLinespacing: self.data.editorLinespacing,
editorUsesLigatures: self.data.editorUsesLigatures))
}
func comboBoxSelectionDidChange(_ notification: Notification) {
guard (notification.object as! NSComboBox) === self.sizeCombo else {
return
}
let newFontSize = self.cappedFontSize(Int(self.sizes[self.sizeCombo.indexOfSelectedItem]))
let newFont = self.fontManager.convert(self.data.editorFont, toSize: newFontSize)
self.set(data: AppearancePrefData(editorFont: newFont,
editorLinespacing: self.data.editorLinespacing,
editorUsesLigatures: self.data.editorUsesLigatures))
}
func sizeComboBoxDidEnter(_ sender: AnyObject!) {
let newFontSize = self.cappedFontSize(self.sizeCombo.integerValue)
let newFont = self.fontManager.convert(self.data.editorFont, toSize: newFontSize)
self.set(data: AppearancePrefData(editorFont: newFont,
editorLinespacing: self.data.editorLinespacing,
editorUsesLigatures: self.data.editorUsesLigatures))
}
func linespacingAction() {
let newLinespacing = self.cappedLinespacing(self.linespacingField.floatValue)
self.set(data: AppearancePrefData(editorFont: self.data.editorFont,
editorLinespacing: newLinespacing,
editorUsesLigatures: self.data.editorUsesLigatures))
}
fileprivate func cappedLinespacing(_ linespacing: Float) -> CGFloat {
let cgfLinespacing = CGFloat(linespacing)
guard cgfLinespacing >= NeoVimView.minLinespacing else {
return NeoVimView.defaultLinespacing
}
guard cgfLinespacing <= NeoVimView.maxLinespacing else {
return NeoVimView.maxLinespacing
}
return cgfLinespacing
}
fileprivate func cappedFontSize(_ size: Int) -> CGFloat {
let cgfSize = CGFloat(size)
guard cgfSize >= NeoVimView.minFontSize else {
return NeoVimView.defaultFont.pointSize
}
guard cgfSize <= NeoVimView.maxFontSize else {
return NeoVimView.maxFontSize
}
return cgfSize
}
}