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// This Source Code Form is subject to the terms of the Mozilla Public
// License, v. 2.0. If a copy of the MPL was not distributed with this
import Foundation
import UIKit
public enum ReaderModeFontType: String {
case serif = "serif"
case serifBold = "serif-bold"
case sansSerif = "sans-serif"
case sansSerifBold = "sans-serif-bold"
public var fontFamily: String {
switch self {
case .serif, .serifBold:
return "serif"
case .sansSerif, .sansSerifBold:
return "sans-serif"
}
}
public var fontWeight: String {
switch self {
case .serifBold, .sansSerifBold:
return "bold"
default:
return "normal"
}
}
public init(type: String) {
let font = ReaderModeFontType(rawValue: type)
let isBoldFontEnabled = UIAccessibility.isBoldTextEnabled
switch font {
case .serif,
.serifBold:
self = isBoldFontEnabled ? .serifBold : .serif
case .sansSerif,
.sansSerifBold:
self = isBoldFontEnabled ? .sansSerifBold : .sansSerif
case .none:
self = .sansSerif
}
}
public func isSameFamily(_ font: ReaderModeFontType) -> Bool {
return FontFamily.families.contains(where: { $0.contains(font) && $0.contains(self) })
}
}
private struct FontFamily {
static let serifFamily = [ReaderModeFontType.serif, ReaderModeFontType.serifBold]
static let sansFamily = [ReaderModeFontType.sansSerif, ReaderModeFontType.sansSerifBold]
static let families = [serifFamily, sansFamily]
}