Estimate more cell heights

This commit is contained in:
Justin Mazzocchi 2021-01-19 18:47:21 -08:00
parent 33494b9f76
commit 6dd991f086
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GPG Key ID: E223E6937AAFB01C
5 changed files with 78 additions and 2 deletions

View File

@ -34,8 +34,21 @@ extension CollectionItem {
identification: identification,
status: status,
configuration: configuration)
default:
return UITableView.automaticDimension
case let .account(account):
return AccountView.estimatedHeight(width: width, account: account)
case .loadMore:
return LoadMoreView.estimatedHeight
case let .notification(notification, configuration):
return NotificationView.estimatedHeight(
width: width,
identification: identification,
notification: notification,
configuration: configuration)
case let .conversation(conversation):
return ConversationView.estimatedHeight(
width: width,
identification: identification,
conversation: conversation)
}
}
}

View File

@ -1,6 +1,7 @@
// Copyright © 2020 Metabolist. All rights reserved.
import Kingfisher
import Mastodon
import UIKit
final class AccountView: UIView {
@ -26,6 +27,16 @@ final class AccountView: UIView {
}
}
extension AccountView {
static func estimatedHeight(width: CGFloat, account: Account) -> CGFloat {
.defaultSpacing * 2
+ .compactSpacing * 2
+ account.displayName.height(width: width, font: .preferredFont(forTextStyle: .headline))
+ account.acct.height(width: width, font: .preferredFont(forTextStyle: .subheadline))
+ account.note.attributed.string.height(width: width, font: .preferredFont(forTextStyle: .callout))
}
}
extension AccountView: UIContentView {
var configuration: UIContentConfiguration {
get { accountConfiguration }

View File

@ -1,6 +1,8 @@
// Copyright © 2020 Metabolist. All rights reserved.
import Mastodon
import UIKit
import ViewModels
final class ConversationView: UIView {
let avatarsView = ConversationAvatarsView()
@ -24,6 +26,24 @@ final class ConversationView: UIView {
}
}
extension ConversationView {
static func estimatedHeight(width: CGFloat,
identification: Identification,
conversation: Conversation) -> CGFloat {
guard let status = conversation.lastStatus else { return UITableView.automaticDimension }
let bodyWidth = width - .defaultSpacing - .avatarDimension
return .defaultSpacing * 2
+ UIFont.preferredFont(forTextStyle: .headline).lineHeight
+ StatusBodyView.estimatedHeight(
width: bodyWidth,
identification: identification,
status: status,
configuration: .default)
}
}
extension ConversationView: UIContentView {
var configuration: UIContentConfiguration {
get { conversationConfiguration }

View File

@ -28,6 +28,10 @@ final class LoadMoreView: UIView {
}
extension LoadMoreView {
static var estimatedHeight: CGFloat {
.defaultSpacing * 2 + UIFont.preferredFont(forTextStyle: .title2).lineHeight
}
func directionChanged(up: Bool) {
guard !loadMoreConfiguration.viewModel.loading else { return }

View File

@ -3,6 +3,7 @@
import Kingfisher
import Mastodon
import UIKit
import ViewModels
final class NotificationView: UIView {
private let iconImageView = UIImageView()
@ -29,6 +30,33 @@ final class NotificationView: UIView {
}
}
extension NotificationView {
static func estimatedHeight(width: CGFloat,
identification: Identification,
notification: MastodonNotification,
configuration: CollectionItem.StatusConfiguration?) -> CGFloat {
let bodyWidth = width - .defaultSpacing - .avatarDimension
var height = CGFloat.defaultSpacing * 2
+ UIFont.preferredFont(forTextStyle: .headline).lineHeight
+ .compactSpacing
if let status = notification.status {
height += StatusBodyView.estimatedHeight(
width: bodyWidth,
identification: identification,
status: status,
configuration: configuration ?? .default)
} else {
height += UIFont.preferredFont(forTextStyle: .headline).lineHeight
+ .compactSpacing
+ UIFont.preferredFont(forTextStyle: .subheadline).lineHeight
}
return height
}
}
extension NotificationView: UIContentView {
var configuration: UIContentConfiguration {
get { notificationConfiguration }