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Respond in realtime to dynamic type changes with the unread indicator

This commit is contained in:
Maurice Parker 2019-04-28 15:44:35 -05:00
parent a5cfeb1f12
commit c9d9045a7f
1 changed files with 10 additions and 2 deletions
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12
iOS/MasterFeed/Cell/MasterFeedUnreadCountView.swift
View File

@ -14,8 +14,10 @@ class MasterFeedUnreadCountView : UIView {
private let cornerRadius = 8.0
private let bgColor = UIColor.darkGray
private let textColor = UIColor.white
private let textFont = UIFont.preferredFont(forTextStyle: .caption1)
private lazy var textAttributes: [NSAttributedString.Key: AnyObject] = [NSAttributedString.Key.foregroundColor: textColor, NSAttributedString.Key.font: textFont, NSAttributedString.Key.kern: NSNull()]
private var textAttributes: [NSAttributedString.Key: AnyObject] {
let textFont = UIFont.preferredFont(forTextStyle: .caption1)
return [NSAttributedString.Key.foregroundColor: textColor, NSAttributedString.Key.font: textFont, NSAttributedString.Key.kern: NSNull()]
}
private var textSizeCache = [Int: CGSize]()
var unreadCount = 0 {
@ -42,6 +44,12 @@ class MasterFeedUnreadCountView : UIView {
self.isOpaque = false
}
override func traitCollectionDidChange(_ previousTraitCollection: UITraitCollection?) {
textSizeCache = [Int: CGSize]()
invalidateIntrinsicContentSize()
setNeedsDisplay()
}
override var intrinsicContentSize: CGSize {
if !intrinsicContentSizeIsValid {
var size = CGSize.zero