mirror of
https://github.com/Swiftgram/Telegram-iOS.git
synced 2025-06-15 21:45:19 +00:00
643 lines
37 KiB
Swift
643 lines
37 KiB
Swift
import Foundation
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import UIKit
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import AsyncDisplayKit
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import Display
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import TelegramCore
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import Postbox
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import TextFormat
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import UrlEscaping
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import TelegramUniversalVideoContent
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import TextSelectionNode
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private final class CachedChatMessageText {
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let text: String
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let inputEntities: [MessageTextEntity]?
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let entities: [MessageTextEntity]?
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init(text: String, inputEntities: [MessageTextEntity]?, entities: [MessageTextEntity]?) {
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self.text = text
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self.inputEntities = inputEntities
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self.entities = entities
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}
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func matches(text: String, inputEntities: [MessageTextEntity]?) -> Bool {
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if self.text != text {
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return false
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}
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if let current = self.inputEntities, let inputEntities = inputEntities {
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if current != inputEntities {
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return false
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}
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} else if (self.inputEntities != nil) != (inputEntities != nil) {
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return false
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}
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return true
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}
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}
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class ChatMessageTextBubbleContentNode: ChatMessageBubbleContentNode {
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private let textNode: TextNode
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private let textAccessibilityOverlayNode: TextAccessibilityOverlayNode
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private let statusNode: ChatMessageDateAndStatusNode
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private var linkHighlightingNode: LinkHighlightingNode?
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private var textSelectionNode: TextSelectionNode?
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private var textHighlightingNodes: [LinkHighlightingNode] = []
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private var cachedChatMessageText: CachedChatMessageText?
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required init() {
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self.textNode = TextNode()
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self.statusNode = ChatMessageDateAndStatusNode()
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self.textAccessibilityOverlayNode = TextAccessibilityOverlayNode()
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super.init()
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self.textNode.isUserInteractionEnabled = false
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self.textNode.contentMode = .topLeft
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self.textNode.contentsScale = UIScreenScale
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self.textNode.displaysAsynchronously = false
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self.addSubnode(self.textNode)
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self.addSubnode(self.textAccessibilityOverlayNode)
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self.textAccessibilityOverlayNode.openUrl = { [weak self] url in
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self?.item?.controllerInteraction.openUrl(url, false, false, nil)
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}
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}
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required init?(coder aDecoder: NSCoder) {
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fatalError("init(coder:) has not been implemented")
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}
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override func asyncLayoutContent() -> (_ item: ChatMessageBubbleContentItem, _ layoutConstants: ChatMessageItemLayoutConstants, _ preparePosition: ChatMessageBubblePreparePosition, _ messageSelection: Bool?, _ constrainedSize: CGSize) -> (ChatMessageBubbleContentProperties, CGSize?, CGFloat, (CGSize, ChatMessageBubbleContentPosition) -> (CGFloat, (CGFloat) -> (CGSize, (ListViewItemUpdateAnimation, Bool) -> Void))) {
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let textLayout = TextNode.asyncLayout(self.textNode)
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let statusLayout = self.statusNode.asyncLayout()
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let currentCachedChatMessageText = self.cachedChatMessageText
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return { item, layoutConstants, _, _, _ in
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let contentProperties = ChatMessageBubbleContentProperties(hidesSimpleAuthorHeader: false, headerSpacing: 0.0, hidesBackground: .never, forceFullCorners: false, forceAlignment: .none)
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return (contentProperties, nil, CGFloat.greatestFiniteMagnitude, { constrainedSize, position in
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let message = item.message
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let incoming: Bool
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if let subject = item.associatedData.subject, case .forwardedMessages = subject {
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incoming = false
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} else {
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incoming = item.message.effectivelyIncoming(item.context.account.peerId)
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}
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var maxTextWidth = CGFloat.greatestFiniteMagnitude
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for media in item.message.media {
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if let webpage = media as? TelegramMediaWebpage, case let .Loaded(content) = webpage.content, content.type == "telegram_background" || content.type == "telegram_theme" {
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maxTextWidth = layoutConstants.wallpapers.maxTextWidth
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break
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}
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}
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let horizontalInset = layoutConstants.text.bubbleInsets.left + layoutConstants.text.bubbleInsets.right
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let textConstrainedSize = CGSize(width: min(maxTextWidth, constrainedSize.width - horizontalInset), height: constrainedSize.height)
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var edited = false
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if item.attributes.updatingMedia != nil {
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edited = true
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}
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var viewCount: Int?
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var dateReplies = 0
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for attribute in item.message.attributes {
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if let attribute = attribute as? EditedMessageAttribute {
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edited = !attribute.isHidden
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} else if let attribute = attribute as? ViewCountMessageAttribute {
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viewCount = attribute.count
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} else if let attribute = attribute as? ReplyThreadMessageAttribute, case .peer = item.chatLocation {
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if let channel = item.message.peers[item.message.id.peerId] as? TelegramChannel, case .group = channel.info {
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dateReplies = Int(attribute.count)
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}
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}
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}
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let dateFormat: MessageTimestampStatusFormat
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if let subject = item.associatedData.subject, case .forwardedMessages = subject {
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dateFormat = .minimal
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} else {
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dateFormat = .regular
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}
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let dateText = stringForMessageTimestampStatus(accountPeerId: item.context.account.peerId, message: item.message, dateTimeFormat: item.presentationData.dateTimeFormat, nameDisplayOrder: item.presentationData.nameDisplayOrder, strings: item.presentationData.strings, format: dateFormat)
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let statusType: ChatMessageDateAndStatusType?
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var displayStatus = false
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switch position {
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case let .linear(_, neighbor):
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if case .None = neighbor {
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displayStatus = true
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} else if case .Neighbour(true, _, _) = neighbor {
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displayStatus = true
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}
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default:
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break
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}
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if displayStatus {
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if incoming {
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statusType = .BubbleIncoming
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} else {
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if message.flags.contains(.Failed) {
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statusType = .BubbleOutgoing(.Failed)
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} else if (message.flags.isSending && !message.isSentOrAcknowledged) || item.attributes.updatingMedia != nil {
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statusType = .BubbleOutgoing(.Sending)
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} else {
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statusType = .BubbleOutgoing(.Sent(read: item.read))
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}
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}
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} else {
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statusType = nil
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}
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var statusSize: CGSize?
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var statusApply: ((Bool) -> Void)?
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if let statusType = statusType {
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var isReplyThread = false
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if case .replyThread = item.chatLocation {
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isReplyThread = true
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}
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let (size, apply) = statusLayout(item.context, item.presentationData, edited, viewCount, dateText, statusType, textConstrainedSize, dateReplies, item.message.tags.contains(.pinned) && !item.associatedData.isInPinnedListMode && !isReplyThread, item.message.isSelfExpiring)
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statusSize = size
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statusApply = apply
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}
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let rawText: String
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let attributedText: NSAttributedString
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var messageEntities: [MessageTextEntity]?
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var mediaDuration: Double? = nil
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var isSeekableWebMedia = false
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var isUnsupportedMedia = false
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for media in item.message.media {
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if let file = media as? TelegramMediaFile, let duration = file.duration {
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mediaDuration = Double(duration)
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}
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if let webpage = media as? TelegramMediaWebpage, case let .Loaded(content) = webpage.content, webEmbedType(content: content).supportsSeeking {
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isSeekableWebMedia = true
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} else if media is TelegramMediaUnsupported {
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isUnsupportedMedia = true
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}
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}
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if isUnsupportedMedia {
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rawText = item.presentationData.strings.Conversation_UnsupportedMediaPlaceholder
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messageEntities = [MessageTextEntity(range: 0..<rawText.count, type: .Italic)]
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} else {
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if let updatingMedia = item.attributes.updatingMedia {
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rawText = updatingMedia.text
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} else {
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rawText = item.message.text
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}
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for attribute in item.message.attributes {
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if let attribute = attribute as? TextEntitiesMessageAttribute {
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messageEntities = attribute.entities
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} else if mediaDuration == nil, let attribute = attribute as? ReplyMessageAttribute {
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if let replyMessage = item.message.associatedMessages[attribute.messageId] {
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for media in replyMessage.media {
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if let file = media as? TelegramMediaFile, let duration = file.duration {
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mediaDuration = Double(duration)
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}
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if let webpage = media as? TelegramMediaWebpage, case let .Loaded(content) = webpage.content, webEmbedType(content: content).supportsSeeking {
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isSeekableWebMedia = true
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}
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}
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}
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}
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}
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}
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var entities: [MessageTextEntity]?
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var updatedCachedChatMessageText: CachedChatMessageText?
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if let cached = currentCachedChatMessageText, cached.matches(text: rawText, inputEntities: messageEntities) {
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entities = cached.entities
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} else {
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entities = messageEntities
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if entities == nil && (mediaDuration != nil || isSeekableWebMedia) {
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entities = []
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}
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if let entitiesValue = entities {
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var enabledTypes: EnabledEntityTypes = .all
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if mediaDuration != nil || isSeekableWebMedia {
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enabledTypes.insert(.timecode)
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if mediaDuration == nil {
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mediaDuration = 60.0 * 60.0 * 24.0
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}
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}
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if let result = addLocallyGeneratedEntities(rawText, enabledTypes: enabledTypes, entities: entitiesValue, mediaDuration: mediaDuration) {
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entities = result
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}
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} else {
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var generateEntities = false
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for media in message.media {
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if media is TelegramMediaImage || media is TelegramMediaFile {
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generateEntities = true
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break
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}
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}
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if message.id.peerId.namespace == Namespaces.Peer.SecretChat {
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generateEntities = true
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}
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if generateEntities {
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let parsedEntities = generateTextEntities(rawText, enabledTypes: .all)
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if !parsedEntities.isEmpty {
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entities = parsedEntities
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}
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}
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}
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updatedCachedChatMessageText = CachedChatMessageText(text: rawText, inputEntities: messageEntities, entities: entities)
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}
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let messageTheme = incoming ? item.presentationData.theme.theme.chat.message.incoming : item.presentationData.theme.theme.chat.message.outgoing
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let textFont = item.presentationData.messageFont
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let forceStatusNewline = false
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if let entities = entities {
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attributedText = stringWithAppliedEntities(rawText, entities: entities, baseColor: messageTheme.primaryTextColor, linkColor: messageTheme.linkTextColor, baseFont: textFont, linkFont: textFont, boldFont: item.presentationData.messageBoldFont, italicFont: item.presentationData.messageItalicFont, boldItalicFont: item.presentationData.messageBoldItalicFont, fixedFont: item.presentationData.messageFixedFont, blockQuoteFont: item.presentationData.messageBlockQuoteFont)
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} else if !rawText.isEmpty {
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attributedText = NSAttributedString(string: rawText, font: textFont, textColor: messageTheme.primaryTextColor)
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} else {
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attributedText = NSAttributedString(string: " ", font: textFont, textColor: messageTheme.primaryTextColor)
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}
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var cutout: TextNodeCutout?
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if let statusSize = statusSize, !forceStatusNewline {
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cutout = TextNodeCutout(bottomRight: statusSize)
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}
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let textInsets = UIEdgeInsets(top: 2.0, left: 2.0, bottom: 5.0, right: 2.0)
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let (textLayout, textApply) = textLayout(TextNodeLayoutArguments(attributedString: attributedText, backgroundColor: nil, maximumNumberOfLines: 0, truncationType: .end, constrainedSize: textConstrainedSize, alignment: .natural, cutout: cutout, insets: textInsets, lineColor: messageTheme.accentControlColor))
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var textFrame = CGRect(origin: CGPoint(x: -textInsets.left, y: -textInsets.top), size: textLayout.size)
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var textFrameWithoutInsets = CGRect(origin: CGPoint(x: textFrame.origin.x + textInsets.left, y: textFrame.origin.y + textInsets.top), size: CGSize(width: textFrame.width - textInsets.left - textInsets.right, height: textFrame.height - textInsets.top - textInsets.bottom))
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var statusFrame: CGRect?
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if let statusSize = statusSize {
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statusFrame = CGRect(origin: CGPoint(x: textFrameWithoutInsets.maxX - statusSize.width, y: textFrameWithoutInsets.maxY - statusSize.height), size: statusSize)
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}
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textFrame = textFrame.offsetBy(dx: layoutConstants.text.bubbleInsets.left, dy: layoutConstants.text.bubbleInsets.top)
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textFrameWithoutInsets = textFrameWithoutInsets.offsetBy(dx: layoutConstants.text.bubbleInsets.left, dy: layoutConstants.text.bubbleInsets.top)
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statusFrame = statusFrame?.offsetBy(dx: layoutConstants.text.bubbleInsets.left, dy: layoutConstants.text.bubbleInsets.top)
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var suggestedBoundingWidth: CGFloat
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if let statusFrame = statusFrame {
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suggestedBoundingWidth = textFrameWithoutInsets.union(statusFrame).width
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} else {
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suggestedBoundingWidth = textFrameWithoutInsets.width
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}
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suggestedBoundingWidth += layoutConstants.text.bubbleInsets.left + layoutConstants.text.bubbleInsets.right
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return (suggestedBoundingWidth, { boundingWidth in
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var boundingSize: CGSize
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var adjustedStatusFrame: CGRect?
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if let statusFrame = statusFrame {
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let centeredTextFrame = CGRect(origin: CGPoint(x: floor((boundingWidth - textFrame.size.width) / 2.0), y: 0.0), size: textFrame.size)
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let statusOverlapsCenteredText = CGRect(origin: CGPoint(), size: statusFrame.size).intersects(centeredTextFrame)
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if !forceStatusNewline || statusOverlapsCenteredText {
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boundingSize = textFrameWithoutInsets.union(statusFrame).size
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boundingSize.width += layoutConstants.text.bubbleInsets.left + layoutConstants.text.bubbleInsets.right
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boundingSize.height += layoutConstants.text.bubbleInsets.top + layoutConstants.text.bubbleInsets.bottom
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adjustedStatusFrame = CGRect(origin: CGPoint(x: boundingWidth - statusFrame.size.width - layoutConstants.text.bubbleInsets.right, y: statusFrame.origin.y), size: statusFrame.size)
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} else {
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boundingSize = textFrameWithoutInsets.size
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boundingSize.width += layoutConstants.text.bubbleInsets.left + layoutConstants.text.bubbleInsets.right
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boundingSize.height += layoutConstants.text.bubbleInsets.top + layoutConstants.text.bubbleInsets.bottom
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adjustedStatusFrame = CGRect(origin: CGPoint(x: boundingWidth - statusFrame.size.width - layoutConstants.text.bubbleInsets.right, y: boundingSize.height - statusFrame.height - layoutConstants.text.bubbleInsets.bottom), size: statusFrame.size)
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}
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} else {
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boundingSize = textFrameWithoutInsets.size
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boundingSize.width += layoutConstants.text.bubbleInsets.left + layoutConstants.text.bubbleInsets.right
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boundingSize.height += layoutConstants.text.bubbleInsets.top + layoutConstants.text.bubbleInsets.bottom
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}
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if attributedText.string.isEmpty, var adjustedStatusFrameValue = adjustedStatusFrame {
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adjustedStatusFrameValue.origin.y = 1.0
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boundingSize.height = adjustedStatusFrameValue.maxY + 5.0
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adjustedStatusFrame = adjustedStatusFrameValue
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}
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return (boundingSize, { [weak self] animation, _ in
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if let strongSelf = self {
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strongSelf.item = item
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if let updatedCachedChatMessageText = updatedCachedChatMessageText {
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strongSelf.cachedChatMessageText = updatedCachedChatMessageText
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}
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let cachedLayout = strongSelf.textNode.cachedLayout
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if case .System = animation {
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if let cachedLayout = cachedLayout {
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if !cachedLayout.areLinesEqual(to: textLayout) {
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if let textContents = strongSelf.textNode.contents {
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let fadeNode = ASDisplayNode()
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fadeNode.displaysAsynchronously = false
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fadeNode.contents = textContents
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fadeNode.frame = strongSelf.textNode.frame
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fadeNode.isLayerBacked = true
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strongSelf.addSubnode(fadeNode)
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fadeNode.layer.animateAlpha(from: 1.0, to: 0.0, duration: 0.2, removeOnCompletion: false, completion: { [weak fadeNode] _ in
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fadeNode?.removeFromSupernode()
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})
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strongSelf.textNode.layer.animateAlpha(from: 0.0, to: 1.0, duration: 0.15)
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}
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}
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}
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}
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strongSelf.textNode.displaysAsynchronously = !item.presentationData.isPreview && !item.presentationData.theme.theme.forceSync
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let _ = textApply()
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if let statusApply = statusApply, let adjustedStatusFrame = adjustedStatusFrame {
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let previousStatusFrame = strongSelf.statusNode.frame
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strongSelf.statusNode.frame = adjustedStatusFrame
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var hasAnimation = true
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if case .None = animation {
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hasAnimation = false
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}
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statusApply(hasAnimation)
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if strongSelf.statusNode.supernode == nil {
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strongSelf.addSubnode(strongSelf.statusNode)
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} else {
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if case let .System(duration) = animation {
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let delta = CGPoint(x: previousStatusFrame.maxX - adjustedStatusFrame.maxX, y: previousStatusFrame.minY - adjustedStatusFrame.minY)
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let statusPosition = strongSelf.statusNode.layer.position
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let previousPosition = CGPoint(x: statusPosition.x + delta.x, y: statusPosition.y + delta.y)
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strongSelf.statusNode.layer.animatePosition(from: previousPosition, to: statusPosition, duration: duration, timingFunction: kCAMediaTimingFunctionSpring)
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}
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}
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} else if strongSelf.statusNode.supernode != nil {
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strongSelf.statusNode.removeFromSupernode()
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}
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var adjustedTextFrame = textFrame
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if forceStatusNewline {
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adjustedTextFrame.origin.x = floor((boundingWidth - adjustedTextFrame.width) / 2.0)
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}
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strongSelf.textNode.frame = adjustedTextFrame
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if let textSelectionNode = strongSelf.textSelectionNode {
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let shouldUpdateLayout = textSelectionNode.frame.size != adjustedTextFrame.size
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textSelectionNode.frame = adjustedTextFrame
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textSelectionNode.highlightAreaNode.frame = adjustedTextFrame
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if shouldUpdateLayout {
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textSelectionNode.updateLayout()
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}
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}
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strongSelf.textAccessibilityOverlayNode.frame = textFrame
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strongSelf.textAccessibilityOverlayNode.cachedLayout = textLayout
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if let forwardInfo = item.message.forwardInfo, forwardInfo.flags.contains(.isImported) {
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strongSelf.statusNode.pressed = {
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guard let strongSelf = self else {
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return
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}
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item.controllerInteraction.displayImportedMessageTooltip(strongSelf.statusNode)
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}
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} else {
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strongSelf.statusNode.pressed = nil
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}
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}
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})
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})
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})
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}
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}
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override func animateInsertion(_ currentTimestamp: Double, duration: Double) {
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self.textNode.layer.animateAlpha(from: 0.0, to: 1.0, duration: 0.2)
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self.statusNode.layer.animateAlpha(from: 0.0, to: 1.0, duration: 0.2)
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}
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override func animateAdded(_ currentTimestamp: Double, duration: Double) {
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self.textNode.layer.animateAlpha(from: 0.0, to: 1.0, duration: 0.2)
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self.statusNode.layer.animateAlpha(from: 0.0, to: 1.0, duration: 0.2)
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}
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override func animateRemoved(_ currentTimestamp: Double, duration: Double) {
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self.textNode.layer.animateAlpha(from: 1.0, to: 0.0, duration: 0.2, removeOnCompletion: false)
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self.statusNode.layer.animateAlpha(from: 1.0, to: 0.0, duration: 0.2, removeOnCompletion: false)
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}
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override func tapActionAtPoint(_ point: CGPoint, gesture: TapLongTapOrDoubleTapGesture, isEstimating: Bool) -> ChatMessageBubbleContentTapAction {
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let textNodeFrame = self.textNode.frame
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if let (index, attributes) = self.textNode.attributesAtPoint(CGPoint(x: point.x - textNodeFrame.minX, y: point.y - textNodeFrame.minY)) {
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if let url = attributes[NSAttributedString.Key(rawValue: TelegramTextAttributes.URL)] as? String {
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var concealed = true
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if let (attributeText, fullText) = self.textNode.attributeSubstring(name: TelegramTextAttributes.URL, index: index) {
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concealed = !doesUrlMatchText(url: url, text: attributeText, fullText: fullText)
|
|
}
|
|
return .url(url: url, concealed: concealed)
|
|
} else if let peerMention = attributes[NSAttributedString.Key(rawValue: TelegramTextAttributes.PeerMention)] as? TelegramPeerMention {
|
|
return .peerMention(peerMention.peerId, peerMention.mention)
|
|
} else if let peerName = attributes[NSAttributedString.Key(rawValue: TelegramTextAttributes.PeerTextMention)] as? String {
|
|
return .textMention(peerName)
|
|
} else if let botCommand = attributes[NSAttributedString.Key(rawValue: TelegramTextAttributes.BotCommand)] as? String {
|
|
return .botCommand(botCommand)
|
|
} else if let hashtag = attributes[NSAttributedString.Key(rawValue: TelegramTextAttributes.Hashtag)] as? TelegramHashtag {
|
|
return .hashtag(hashtag.peerName, hashtag.hashtag)
|
|
} else if let timecode = attributes[NSAttributedString.Key(rawValue: TelegramTextAttributes.Timecode)] as? TelegramTimecode {
|
|
return .timecode(timecode.time, timecode.text)
|
|
} else if let bankCard = attributes[NSAttributedString.Key(rawValue: TelegramTextAttributes.BankCard)] as? String {
|
|
return .bankCard(bankCard)
|
|
} else if let pre = attributes[NSAttributedString.Key(rawValue: TelegramTextAttributes.Pre)] as? String {
|
|
return .copy(pre)
|
|
} else {
|
|
return .none
|
|
}
|
|
} else {
|
|
if let _ = self.statusNode.hitTest(self.view.convert(point, to: self.statusNode.view), with: nil) {
|
|
return .ignore
|
|
}
|
|
return .none
|
|
}
|
|
}
|
|
|
|
override func updateTouchesAtPoint(_ point: CGPoint?) {
|
|
if let item = self.item {
|
|
var rects: [CGRect]?
|
|
if let point = point {
|
|
let textNodeFrame = self.textNode.frame
|
|
if let (index, attributes) = self.textNode.attributesAtPoint(CGPoint(x: point.x - textNodeFrame.minX, y: point.y - textNodeFrame.minY)) {
|
|
let possibleNames: [String] = [
|
|
TelegramTextAttributes.URL,
|
|
TelegramTextAttributes.PeerMention,
|
|
TelegramTextAttributes.PeerTextMention,
|
|
TelegramTextAttributes.BotCommand,
|
|
TelegramTextAttributes.Hashtag,
|
|
TelegramTextAttributes.Timecode,
|
|
TelegramTextAttributes.BankCard
|
|
]
|
|
for name in possibleNames {
|
|
if let _ = attributes[NSAttributedString.Key(rawValue: name)] {
|
|
rects = self.textNode.attributeRects(name: name, at: index)
|
|
break
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
if let rects = rects {
|
|
let linkHighlightingNode: LinkHighlightingNode
|
|
if let current = self.linkHighlightingNode {
|
|
linkHighlightingNode = current
|
|
} else {
|
|
linkHighlightingNode = LinkHighlightingNode(color: item.message.effectivelyIncoming(item.context.account.peerId) ? item.presentationData.theme.theme.chat.message.incoming.linkHighlightColor : item.presentationData.theme.theme.chat.message.outgoing.linkHighlightColor)
|
|
self.linkHighlightingNode = linkHighlightingNode
|
|
self.insertSubnode(linkHighlightingNode, belowSubnode: self.textNode)
|
|
}
|
|
linkHighlightingNode.frame = self.textNode.frame
|
|
linkHighlightingNode.updateRects(rects)
|
|
} else if let linkHighlightingNode = self.linkHighlightingNode {
|
|
self.linkHighlightingNode = nil
|
|
linkHighlightingNode.layer.animateAlpha(from: 1.0, to: 0.0, duration: 0.18, removeOnCompletion: false, completion: { [weak linkHighlightingNode] _ in
|
|
linkHighlightingNode?.removeFromSupernode()
|
|
})
|
|
}
|
|
}
|
|
}
|
|
|
|
override func peekPreviewContent(at point: CGPoint) -> (Message, ChatMessagePeekPreviewContent)? {
|
|
if let item = self.item {
|
|
let textNodeFrame = self.textNode.frame
|
|
if let (index, attributes) = self.textNode.attributesAtPoint(CGPoint(x: point.x - textNodeFrame.minX, y: point.y - textNodeFrame.minY)) {
|
|
if let value = attributes[NSAttributedString.Key(rawValue: TelegramTextAttributes.URL)] as? String {
|
|
if let rects = self.textNode.attributeRects(name: TelegramTextAttributes.URL, at: index), !rects.isEmpty {
|
|
var rect = rects[0]
|
|
for i in 1 ..< rects.count {
|
|
rect = rect.union(rects[i])
|
|
}
|
|
var concealed = true
|
|
if let (attributeText, fullText) = self.textNode.attributeSubstring(name: TelegramTextAttributes.URL, index: index) {
|
|
concealed = !doesUrlMatchText(url: value, text: attributeText, fullText: fullText)
|
|
}
|
|
return (item.message, .url(self, rect, value, concealed))
|
|
}
|
|
}
|
|
}
|
|
}
|
|
return nil
|
|
}
|
|
|
|
override func updateSearchTextHighlightState(text: String?, messages: [MessageIndex]?) {
|
|
guard let item = self.item else {
|
|
return
|
|
}
|
|
let rectsSet: [[CGRect]]
|
|
if let text = text, let messages = messages, !text.isEmpty, messages.contains(item.message.index) {
|
|
rectsSet = self.textNode.textRangesRects(text: text)
|
|
} else {
|
|
rectsSet = []
|
|
}
|
|
for i in 0 ..< rectsSet.count {
|
|
let rects = rectsSet[i]
|
|
let textHighlightNode: LinkHighlightingNode
|
|
if self.textHighlightingNodes.count < i {
|
|
textHighlightNode = self.textHighlightingNodes[i]
|
|
} else {
|
|
textHighlightNode = LinkHighlightingNode(color: item.message.effectivelyIncoming(item.context.account.peerId) ? item.presentationData.theme.theme.chat.message.incoming.textHighlightColor : item.presentationData.theme.theme.chat.message.outgoing.textHighlightColor)
|
|
self.textHighlightingNodes.append(textHighlightNode)
|
|
self.insertSubnode(textHighlightNode, belowSubnode: self.textNode)
|
|
}
|
|
textHighlightNode.frame = self.textNode.frame
|
|
textHighlightNode.updateRects(rects)
|
|
}
|
|
for i in (rectsSet.count ..< self.textHighlightingNodes.count).reversed() {
|
|
self.textHighlightingNodes[i].removeFromSupernode()
|
|
self.textHighlightingNodes.remove(at: i)
|
|
}
|
|
}
|
|
|
|
override func willUpdateIsExtractedToContextPreview(_ value: Bool) {
|
|
if !value {
|
|
if let textSelectionNode = self.textSelectionNode {
|
|
self.textSelectionNode = nil
|
|
textSelectionNode.highlightAreaNode.layer.animateAlpha(from: 1.0, to: 0.0, duration: 0.2, removeOnCompletion: false)
|
|
textSelectionNode.layer.animateAlpha(from: 1.0, to: 0.0, duration: 0.2, removeOnCompletion: false, completion: { [weak textSelectionNode] _ in
|
|
textSelectionNode?.highlightAreaNode.removeFromSupernode()
|
|
textSelectionNode?.removeFromSupernode()
|
|
})
|
|
}
|
|
}
|
|
}
|
|
|
|
override func updateIsExtractedToContextPreview(_ value: Bool) {
|
|
if value {
|
|
if self.textSelectionNode == nil, let item = self.item, let rootNode = item.controllerInteraction.chatControllerNode() {
|
|
let selectionColor: UIColor
|
|
let knobColor: UIColor
|
|
if item.message.effectivelyIncoming(item.context.account.peerId) {
|
|
selectionColor = item.presentationData.theme.theme.chat.message.incoming.textSelectionColor
|
|
knobColor = item.presentationData.theme.theme.chat.message.incoming.textSelectionKnobColor
|
|
} else {
|
|
selectionColor = item.presentationData.theme.theme.chat.message.outgoing.textSelectionColor
|
|
knobColor = item.presentationData.theme.theme.chat.message.outgoing.textSelectionKnobColor
|
|
}
|
|
|
|
let textSelectionNode = TextSelectionNode(theme: TextSelectionTheme(selection: selectionColor, knob: knobColor), strings: item.presentationData.strings, textNode: self.textNode, updateIsActive: { [weak self] value in
|
|
self?.updateIsTextSelectionActive?(value)
|
|
}, present: { [weak self] c, a in
|
|
self?.item?.controllerInteraction.presentGlobalOverlayController(c, a)
|
|
}, rootNode: rootNode, performAction: { [weak self] text, action in
|
|
guard let strongSelf = self, let item = strongSelf.item else {
|
|
return
|
|
}
|
|
item.controllerInteraction.performTextSelectionAction(item.message.stableId, text, action)
|
|
})
|
|
self.textSelectionNode = textSelectionNode
|
|
self.addSubnode(textSelectionNode)
|
|
self.insertSubnode(textSelectionNode.highlightAreaNode, belowSubnode: self.textNode)
|
|
textSelectionNode.frame = self.textNode.frame
|
|
textSelectionNode.highlightAreaNode.frame = self.textNode.frame
|
|
}
|
|
} else if let textSelectionNode = self.textSelectionNode {
|
|
self.textSelectionNode = nil
|
|
self.updateIsTextSelectionActive?(false)
|
|
textSelectionNode.highlightAreaNode.layer.animateAlpha(from: 1.0, to: 0.0, duration: 0.2, removeOnCompletion: false)
|
|
textSelectionNode.layer.animateAlpha(from: 1.0, to: 0.0, duration: 0.2, removeOnCompletion: false, completion: { [weak textSelectionNode] _ in
|
|
textSelectionNode?.highlightAreaNode.removeFromSupernode()
|
|
textSelectionNode?.removeFromSupernode()
|
|
})
|
|
}
|
|
}
|
|
|
|
override func getStatusNode() -> ASDisplayNode? {
|
|
return self.statusNode
|
|
}
|
|
|
|
func animateFrom(sourceView: UIView, scrollOffset: CGFloat, widthDifference: CGFloat, transition: CombinedTransition) {
|
|
self.view.addSubview(sourceView)
|
|
|
|
sourceView.layer.animateAlpha(from: 1.0, to: 0.0, duration: 0.1, removeOnCompletion: false, completion: { [weak sourceView] _ in
|
|
sourceView?.removeFromSuperview()
|
|
})
|
|
self.textNode.layer.animateAlpha(from: 0.0, to: 1.0, duration: 0.08)
|
|
|
|
let offset = CGPoint(
|
|
x: sourceView.frame.minX - (self.textNode.frame.minX - 0.0),
|
|
y: sourceView.frame.minY - (self.textNode.frame.minY - 3.0) - scrollOffset
|
|
)
|
|
|
|
transition.vertical.animatePositionAdditive(node: self.textNode, offset: offset)
|
|
transition.updatePosition(layer: sourceView.layer, position: CGPoint(x: sourceView.layer.position.x - offset.x, y: sourceView.layer.position.y - offset.y))
|
|
|
|
self.statusNode.layer.animateAlpha(from: 0.0, to: 1.0, duration: 0.25)
|
|
transition.horizontal.animatePositionAdditive(node: self.statusNode, offset: CGPoint(x: -widthDifference, y: 0.0))
|
|
}
|
|
}
|