mirror of
https://github.com/Swiftgram/Telegram-iOS.git
synced 2025-06-16 05:55:20 +00:00
697 lines
33 KiB
Swift
697 lines
33 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 Postbox
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import TelegramPresentationData
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import WallpaperBackgroundNode
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public enum ChatMessageBackgroundMergeType: Equatable {
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case None, Side, Top(side: Bool), Bottom, Both, Extracted
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public init(top: Bool, bottom: Bool, side: Bool) {
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if top && bottom {
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self = .Both
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} else if top {
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self = .Top(side: side)
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} else if bottom {
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if side {
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self = .Side
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} else {
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self = .Bottom
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}
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} else {
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if side {
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self = .Side
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} else {
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self = .None
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}
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}
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}
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}
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public enum ChatMessageBackgroundType: Equatable {
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case none
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case incoming(ChatMessageBackgroundMergeType)
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case outgoing(ChatMessageBackgroundMergeType)
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public static func ==(lhs: ChatMessageBackgroundType, rhs: ChatMessageBackgroundType) -> Bool {
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switch lhs {
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case .none:
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if case .none = rhs {
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return true
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} else {
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return false
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}
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case let .incoming(mergeType):
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if case .incoming(mergeType) = rhs {
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return true
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} else {
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return false
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}
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case let .outgoing(mergeType):
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if case .outgoing(mergeType) = rhs {
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return true
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} else {
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return false
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}
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}
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}
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}
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public class ChatMessageBackground: ASDisplayNode {
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public weak var backdropNode: ChatMessageBubbleBackdrop?
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public private(set) var type: ChatMessageBackgroundType?
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private var currentHighlighted: Bool?
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private var hasWallpaper: Bool?
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private var graphics: PrincipalThemeEssentialGraphics?
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private var maskMode: Bool?
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private let imageNode: ASImageNode
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private let outlineImageNode: ASImageNode
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private weak var backgroundNode: WallpaperBackgroundNode?
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public var backgroundFrame: CGRect = .zero
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public var hasImage: Bool {
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self.imageNode.image != nil
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}
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public override init() {
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self.imageNode = ASImageNode()
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self.imageNode.displaysAsynchronously = false
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self.imageNode.displayWithoutProcessing = true
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self.outlineImageNode = ASImageNode()
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self.outlineImageNode.displaysAsynchronously = false
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self.outlineImageNode.displayWithoutProcessing = true
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super.init()
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self.isUserInteractionEnabled = false
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self.addSubnode(self.outlineImageNode)
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self.addSubnode(self.imageNode)
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}
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public func updateLayout(size: CGSize, transition: ContainedViewLayoutTransition) {
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transition.updateFrame(node: self.imageNode, frame: CGRect(origin: CGPoint(), size: size).insetBy(dx: -1.0, dy: -1.0))
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transition.updateFrame(node: self.outlineImageNode, frame: CGRect(origin: CGPoint(), size: size).insetBy(dx: -1.0, dy: -1.0))
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}
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public func updateLayout(size: CGSize, transition: ListViewItemUpdateAnimation) {
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transition.animator.updateFrame(layer: self.imageNode.layer, frame: CGRect(origin: CGPoint(), size: size).insetBy(dx: -1.0, dy: -1.0), completion: nil)
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transition.animator.updateFrame(layer: self.outlineImageNode.layer, frame: CGRect(origin: CGPoint(), size: size).insetBy(dx: -1.0, dy: -1.0), completion: nil)
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}
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public func setMaskMode(_ maskMode: Bool) {
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if let type = self.type, let hasWallpaper = self.hasWallpaper, let highlighted = self.currentHighlighted, let graphics = self.graphics, let backgroundNode = self.backgroundNode {
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self.setType(type: type, highlighted: highlighted, graphics: graphics, maskMode: maskMode, hasWallpaper: hasWallpaper, transition: .immediate, backgroundNode: backgroundNode)
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}
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}
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public func currentCorners(bubbleCorners: PresentationChatBubbleCorners) -> (topLeftRadius: CGFloat, topRightRadius: CGFloat, bottomLeftRadius: CGFloat, bottomRightRadius: CGFloat, drawTail: Bool)? {
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guard let type = self.type else {
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return nil
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}
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let maxRadius = bubbleCorners.mainRadius
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let minRadius = bubbleCorners.auxiliaryRadius
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switch type {
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case .none:
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return nil
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case let .incoming(mergeType):
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switch mergeType {
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case .None:
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return messageBubbleArguments(maxCornerRadius: maxRadius, minCornerRadius: minRadius, incoming: true, neighbors: .none)
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case let .Top(side):
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return messageBubbleArguments(maxCornerRadius: maxRadius, minCornerRadius: minRadius, incoming: true, neighbors: .top(side: side))
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case .Bottom:
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return messageBubbleArguments(maxCornerRadius: maxRadius, minCornerRadius: minRadius, incoming: true, neighbors: .bottom)
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case .Both:
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return messageBubbleArguments(maxCornerRadius: maxRadius, minCornerRadius: minRadius, incoming: true, neighbors: .both)
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case .Side:
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return messageBubbleArguments(maxCornerRadius: maxRadius, minCornerRadius: minRadius, incoming: true, neighbors: .side)
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case .Extracted:
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return messageBubbleArguments(maxCornerRadius: maxRadius, minCornerRadius: minRadius, incoming: true, neighbors: .extracted)
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}
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case let .outgoing(mergeType):
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switch mergeType {
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case .None:
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return messageBubbleArguments(maxCornerRadius: maxRadius, minCornerRadius: minRadius, incoming: false, neighbors: .none)
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case let .Top(side):
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return messageBubbleArguments(maxCornerRadius: maxRadius, minCornerRadius: minRadius, incoming: false, neighbors: .top(side: side))
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case .Bottom:
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return messageBubbleArguments(maxCornerRadius: maxRadius, minCornerRadius: minRadius, incoming: false, neighbors: .bottom)
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case .Both:
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return messageBubbleArguments(maxCornerRadius: maxRadius, minCornerRadius: minRadius, incoming: false, neighbors: .both)
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case .Side:
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return messageBubbleArguments(maxCornerRadius: maxRadius, minCornerRadius: minRadius, incoming: false, neighbors: .side)
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case .Extracted:
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return messageBubbleArguments(maxCornerRadius: maxRadius, minCornerRadius: minRadius, incoming: false, neighbors: .extracted)
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}
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}
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}
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public func setType(type: ChatMessageBackgroundType, highlighted: Bool, graphics: PrincipalThemeEssentialGraphics, maskMode: Bool, hasWallpaper: Bool, transition: ContainedViewLayoutTransition, backgroundNode: WallpaperBackgroundNode?) {
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let previousType = self.type
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if let currentType = previousType, currentType == type, self.currentHighlighted == highlighted, self.graphics === graphics, backgroundNode === self.backgroundNode, self.maskMode == maskMode, self.hasWallpaper == hasWallpaper {
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return
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}
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self.type = type
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self.currentHighlighted = highlighted
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self.graphics = graphics
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self.backgroundNode = backgroundNode
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self.hasWallpaper = hasWallpaper
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var image: UIImage?
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switch type {
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case .none:
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image = nil
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case let .incoming(mergeType):
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if maskMode, let backgroundNode = backgroundNode, backgroundNode.hasBubbleBackground(for: .incoming), !highlighted {
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image = nil
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} else {
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switch mergeType {
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case .None:
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image = highlighted ? graphics.chatMessageBackgroundIncomingHighlightedImage : graphics.chatMessageBackgroundIncomingImage
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case let .Top(side):
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if side {
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image = highlighted ? graphics.chatMessageBackgroundIncomingMergedTopSideHighlightedImage : graphics.chatMessageBackgroundIncomingMergedTopSideImage
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} else {
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image = highlighted ? graphics.chatMessageBackgroundIncomingMergedTopHighlightedImage : graphics.chatMessageBackgroundIncomingMergedTopImage
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}
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case .Bottom:
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image = highlighted ? graphics.chatMessageBackgroundIncomingMergedBottomHighlightedImage : graphics.chatMessageBackgroundIncomingMergedBottomImage
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case .Both:
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image = highlighted ? graphics.chatMessageBackgroundIncomingMergedBothHighlightedImage : graphics.chatMessageBackgroundIncomingMergedBothImage
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case .Side:
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image = highlighted ? graphics.chatMessageBackgroundIncomingMergedSideHighlightedImage : graphics.chatMessageBackgroundIncomingMergedSideImage
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case .Extracted:
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image = graphics.chatMessageBackgroundIncomingExtractedImage
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}
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}
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case let .outgoing(mergeType):
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if maskMode, let backgroundNode = backgroundNode, backgroundNode.hasBubbleBackground(for: .outgoing), !highlighted {
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image = nil
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} else {
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switch mergeType {
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case .None:
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image = highlighted ? graphics.chatMessageBackgroundOutgoingHighlightedImage : graphics.chatMessageBackgroundOutgoingImage
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case let .Top(side):
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if side {
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image = highlighted ? graphics.chatMessageBackgroundOutgoingMergedTopSideHighlightedImage : graphics.chatMessageBackgroundOutgoingMergedTopSideImage
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} else {
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image = highlighted ? graphics.chatMessageBackgroundOutgoingMergedTopHighlightedImage : graphics.chatMessageBackgroundOutgoingMergedTopImage
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}
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case .Bottom:
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image = highlighted ? graphics.chatMessageBackgroundOutgoingMergedBottomHighlightedImage : graphics.chatMessageBackgroundOutgoingMergedBottomImage
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case .Both:
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image = highlighted ? graphics.chatMessageBackgroundOutgoingMergedBothHighlightedImage : graphics.chatMessageBackgroundOutgoingMergedBothImage
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case .Side:
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image = highlighted ? graphics.chatMessageBackgroundOutgoingMergedSideHighlightedImage : graphics.chatMessageBackgroundOutgoingMergedSideImage
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case .Extracted:
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image = graphics.chatMessageBackgroundOutgoingExtractedImage
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}
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}
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}
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let outlineImage: UIImage?
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if hasWallpaper {
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switch type {
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case .none:
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outlineImage = nil
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case let .incoming(mergeType):
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switch mergeType {
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case .None:
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outlineImage = graphics.chatMessageBackgroundIncomingOutlineImage
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case let .Top(side):
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if side {
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outlineImage = graphics.chatMessageBackgroundIncomingMergedTopSideOutlineImage
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} else {
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outlineImage = graphics.chatMessageBackgroundIncomingMergedTopOutlineImage
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}
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case .Bottom:
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outlineImage = graphics.chatMessageBackgroundIncomingMergedBottomOutlineImage
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case .Both:
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outlineImage = graphics.chatMessageBackgroundIncomingMergedBothOutlineImage
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case .Side:
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outlineImage = graphics.chatMessageBackgroundIncomingMergedSideOutlineImage
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case .Extracted:
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outlineImage = graphics.chatMessageBackgroundIncomingExtractedOutlineImage
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}
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case let .outgoing(mergeType):
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switch mergeType {
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case .None:
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outlineImage = graphics.chatMessageBackgroundOutgoingOutlineImage
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case let .Top(side):
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if side {
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outlineImage = graphics.chatMessageBackgroundOutgoingMergedTopSideOutlineImage
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} else {
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outlineImage = graphics.chatMessageBackgroundOutgoingMergedTopOutlineImage
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}
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case .Bottom:
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outlineImage = graphics.chatMessageBackgroundOutgoingMergedBottomOutlineImage
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case .Both:
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outlineImage = graphics.chatMessageBackgroundOutgoingMergedBothOutlineImage
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case .Side:
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outlineImage = graphics.chatMessageBackgroundOutgoingMergedSideOutlineImage
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case .Extracted:
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outlineImage = graphics.chatMessageBackgroundOutgoingExtractedOutlineImage
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}
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}
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} else {
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outlineImage = nil
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}
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if let previousType = previousType, previousType != .none, type == .none {
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if transition.isAnimated {
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let tempLayer = CALayer()
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tempLayer.contents = self.imageNode.layer.contents
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tempLayer.contentsScale = self.imageNode.layer.contentsScale
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tempLayer.rasterizationScale = self.imageNode.layer.rasterizationScale
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tempLayer.contentsGravity = self.imageNode.layer.contentsGravity
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tempLayer.contentsCenter = self.imageNode.layer.contentsCenter
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tempLayer.frame = self.imageNode.frame
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self.layer.insertSublayer(tempLayer, above: self.imageNode.layer)
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transition.updateAlpha(layer: tempLayer, alpha: 0.0, completion: { [weak tempLayer] _ in
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tempLayer?.removeFromSuperlayer()
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})
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}
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} else if transition.isAnimated {
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if let previousContents = self.imageNode.layer.contents {
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if let image = image {
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if (previousContents as AnyObject) !== image.cgImage {
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self.imageNode.layer.animate(from: previousContents as AnyObject, to: image.cgImage! as AnyObject, keyPath: "contents", timingFunction: CAMediaTimingFunctionName.easeInEaseOut.rawValue, duration: 0.42)
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}
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} else {
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let tempLayer = CALayer()
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tempLayer.contents = self.imageNode.layer.contents
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tempLayer.contentsScale = self.imageNode.layer.contentsScale
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tempLayer.rasterizationScale = self.imageNode.layer.rasterizationScale
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tempLayer.contentsGravity = self.imageNode.layer.contentsGravity
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tempLayer.contentsCenter = self.imageNode.layer.contentsCenter
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tempLayer.compositingFilter = self.imageNode.layer.compositingFilter
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tempLayer.frame = self.imageNode.frame
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self.imageNode.supernode?.layer.insertSublayer(tempLayer, above: self.imageNode.layer)
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transition.updateAlpha(layer: tempLayer, alpha: 0.0, completion: { [weak tempLayer] _ in
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tempLayer?.removeFromSuperlayer()
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})
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}
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}
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}
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self.imageNode.image = image
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if highlighted && maskMode, let backdropNode = self.backdropNode, backdropNode.hasImage {
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self.imageNode.layer.compositingFilter = "overlayBlendMode"
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self.imageNode.alpha = 1.0
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backdropNode.addSubnode(self.imageNode)
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} else {
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self.imageNode.layer.compositingFilter = nil
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self.imageNode.alpha = 1.0
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if self.imageNode.supernode != self {
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self.addSubnode(self.imageNode)
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}
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}
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self.outlineImageNode.image = outlineImage
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}
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public func animateFrom(sourceView: UIView, transition: CombinedTransition) {
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if transition.isAnimated {
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self.imageNode.layer.animateAlpha(from: 0.0, to: 1.0, duration: 0.1)
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self.outlineImageNode.layer.animateAlpha(from: 0.0, to: 1.0, duration: 0.1)
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self.view.addSubview(sourceView)
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sourceView.layer.animateAlpha(from: 1.0, to: 0.0, duration: 0.15, removeOnCompletion: false, completion: { [weak sourceView] _ in
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sourceView?.removeFromSuperview()
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})
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transition.animateFrame(layer: self.imageNode.layer, from: sourceView.frame)
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transition.animateFrame(layer: self.outlineImageNode.layer, from: sourceView.frame)
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transition.updateFrame(layer: sourceView.layer, frame: CGRect(origin: self.imageNode.frame.origin, size: CGSize(width: self.imageNode.frame.width - 7.0, height: self.imageNode.frame.height)))
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}
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}
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}
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public final class ChatMessageShadowNode: ASDisplayNode {
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private let contentNode: ASImageNode
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private var graphics: PrincipalThemeEssentialGraphics?
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public override init() {
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self.contentNode = ASImageNode()
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self.contentNode.isLayerBacked = true
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self.contentNode.displaysAsynchronously = false
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self.contentNode.displayWithoutProcessing = true
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super.init()
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self.transform = CATransform3DMakeRotation(CGFloat.pi, 0.0, 0.0, 1.0)
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self.isLayerBacked = true
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self.addSubnode(self.contentNode)
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}
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public func setType(type: ChatMessageBackgroundType, hasWallpaper: Bool, graphics: PrincipalThemeEssentialGraphics) {
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let shadowImage: UIImage?
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if hasWallpaper {
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switch type {
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case .none:
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shadowImage = nil
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case let .incoming(mergeType):
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switch mergeType {
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case .None:
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shadowImage = graphics.chatMessageBackgroundIncomingShadowImage
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case let .Top(side):
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if side {
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shadowImage = graphics.chatMessageBackgroundIncomingMergedTopSideShadowImage
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} else {
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shadowImage = graphics.chatMessageBackgroundIncomingMergedTopShadowImage
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}
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case .Bottom:
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shadowImage = graphics.chatMessageBackgroundIncomingMergedBottomShadowImage
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case .Both:
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shadowImage = graphics.chatMessageBackgroundIncomingMergedBothShadowImage
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case .Side:
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shadowImage = graphics.chatMessageBackgroundIncomingMergedSideShadowImage
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case .Extracted:
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shadowImage = nil
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}
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case let .outgoing(mergeType):
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switch mergeType {
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case .None:
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shadowImage = graphics.chatMessageBackgroundOutgoingShadowImage
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case let .Top(side):
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if side {
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shadowImage = graphics.chatMessageBackgroundOutgoingMergedTopSideShadowImage
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} else {
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shadowImage = graphics.chatMessageBackgroundOutgoingMergedTopShadowImage
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}
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case .Bottom:
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shadowImage = graphics.chatMessageBackgroundOutgoingMergedBottomShadowImage
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case .Both:
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shadowImage = graphics.chatMessageBackgroundOutgoingMergedBothShadowImage
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case .Side:
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shadowImage = graphics.chatMessageBackgroundOutgoingMergedSideShadowImage
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case .Extracted:
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shadowImage = nil
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}
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}
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} else {
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shadowImage = nil
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}
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self.contentNode.image = shadowImage
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}
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public func updateLayout(backgroundFrame: CGRect, animator: ControlledTransitionAnimator) {
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animator.updateFrame(layer: self.contentNode.layer, frame: CGRect(origin: CGPoint(x: backgroundFrame.minX - 10.0, y: backgroundFrame.minY - 10.0), size: CGSize(width: backgroundFrame.width + 20.0, height: backgroundFrame.height + 20.0)), completion: nil)
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}
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public func updateLayout(backgroundFrame: CGRect, transition: ContainedViewLayoutTransition) {
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transition.updateFrame(layer: self.contentNode.layer, frame: CGRect(origin: CGPoint(x: backgroundFrame.minX - 10.0, y: backgroundFrame.minY - 10.0), size: CGSize(width: backgroundFrame.width + 20.0, height: backgroundFrame.height + 20.0)), completion: nil)
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}
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}
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private let maskInset: CGFloat = 1.0
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public func bubbleMaskForType(_ type: ChatMessageBackgroundType, graphics: PrincipalThemeEssentialGraphics) -> UIImage? {
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let image: UIImage?
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switch type {
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case .none:
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image = nil
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case let .incoming(mergeType):
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switch mergeType {
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case .None:
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image = graphics.chatMessageBackgroundIncomingMaskImage
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case let .Top(side):
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if side {
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image = graphics.chatMessageBackgroundIncomingMergedTopSideMaskImage
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} else {
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image = graphics.chatMessageBackgroundIncomingMergedTopMaskImage
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}
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case .Bottom:
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image = graphics.chatMessageBackgroundIncomingMergedBottomMaskImage
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case .Both:
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image = graphics.chatMessageBackgroundIncomingMergedBothMaskImage
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case .Side:
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image = graphics.chatMessageBackgroundIncomingMergedSideMaskImage
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case .Extracted:
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image = graphics.chatMessageBackgroundIncomingExtractedMaskImage
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}
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case let .outgoing(mergeType):
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switch mergeType {
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case .None:
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image = graphics.chatMessageBackgroundOutgoingMaskImage
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case let .Top(side):
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if side {
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image = graphics.chatMessageBackgroundOutgoingMergedTopSideMaskImage
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} else {
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image = graphics.chatMessageBackgroundOutgoingMergedTopMaskImage
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}
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case .Bottom:
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image = graphics.chatMessageBackgroundOutgoingMergedBottomMaskImage
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case .Both:
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image = graphics.chatMessageBackgroundOutgoingMergedBothMaskImage
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case .Side:
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image = graphics.chatMessageBackgroundOutgoingMergedSideMaskImage
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case .Extracted:
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image = graphics.chatMessageBackgroundOutgoingExtractedMaskImage
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}
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}
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return image
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}
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public final class ChatMessageBubbleBackdrop: ASDisplayNode {
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private var backgroundContent: WallpaperBubbleBackgroundNode?
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private var currentType: ChatMessageBackgroundType?
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private var currentMaskMode: Bool?
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private var theme: ChatPresentationThemeData?
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private var essentialGraphics: PrincipalThemeEssentialGraphics?
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private weak var backgroundNode: WallpaperBackgroundNode?
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public var maskView: UIImageView?
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private var fixedMaskMode: Bool?
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private var absolutePosition: (CGRect, CGSize)?
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public var overrideMask: Bool = false {
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didSet {
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self.maskView?.image = nil
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}
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}
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public var hasImage: Bool {
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return self.backgroundContent != nil
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}
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public override var frame: CGRect {
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didSet {
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if let maskView = self.maskView {
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let maskFrame = self.bounds.insetBy(dx: -maskInset, dy: -maskInset)
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if maskView.frame != maskFrame {
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maskView.frame = maskFrame
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}
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}
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if let backgroundContent = self.backgroundContent {
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backgroundContent.frame = self.bounds
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if let (rect, containerSize) = self.absolutePosition {
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var backgroundFrame = backgroundContent.frame
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backgroundFrame.origin.x += rect.minX
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backgroundFrame.origin.y += rect.minY
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backgroundContent.update(rect: backgroundFrame, within: containerSize, transition: .immediate)
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}
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}
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}
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}
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public override init() {
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super.init()
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self.clipsToBounds = true
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}
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public func setMaskMode(_ maskMode: Bool, mediaBox: MediaBox) {
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if let currentType = self.currentType, let theme = self.theme, let essentialGraphics = self.essentialGraphics, let backgroundNode = self.backgroundNode {
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self.setType(type: currentType, theme: theme, essentialGraphics: essentialGraphics, maskMode: maskMode, backgroundNode: backgroundNode)
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}
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}
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public func setType(type: ChatMessageBackgroundType, theme: ChatPresentationThemeData, essentialGraphics: PrincipalThemeEssentialGraphics, maskMode inputMaskMode: Bool, backgroundNode: WallpaperBackgroundNode?) {
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let maskMode = self.fixedMaskMode ?? inputMaskMode
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if self.currentType != type || self.theme != theme || self.currentMaskMode != maskMode || self.essentialGraphics !== essentialGraphics || self.backgroundNode !== backgroundNode {
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let typeUpdated = self.currentType != type || self.theme != theme || self.currentMaskMode != maskMode || self.backgroundNode !== backgroundNode
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self.currentType = type
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self.theme = theme
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self.essentialGraphics = essentialGraphics
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self.backgroundNode = backgroundNode
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if maskMode != self.currentMaskMode {
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self.currentMaskMode = maskMode
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if maskMode {
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let maskView: UIImageView
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if let current = self.maskView {
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maskView = current
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} else {
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maskView = UIImageView()
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maskView.frame = self.bounds.insetBy(dx: -maskInset, dy: -maskInset)
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self.maskView = maskView
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self.view.mask = maskView
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}
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} else {
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if let _ = self.maskView {
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self.view.mask = nil
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self.maskView = nil
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}
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}
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}
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if let backgroundContent = self.backgroundContent {
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backgroundContent.frame = self.bounds
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if let (rect, containerSize) = self.absolutePosition {
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var backgroundFrame = backgroundContent.frame
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backgroundFrame.origin.x += rect.minX
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backgroundFrame.origin.y += rect.minY
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backgroundContent.update(rect: backgroundFrame, within: containerSize, transition: .immediate)
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}
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}
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if typeUpdated {
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if let backgroundContent = self.backgroundContent {
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self.backgroundContent = nil
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backgroundContent.removeFromSupernode()
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}
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switch type {
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case .none:
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break
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case .incoming:
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if let backgroundContent = backgroundNode?.makeBubbleBackground(for: .incoming) {
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backgroundContent.frame = self.bounds
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if let (rect, containerSize) = self.absolutePosition {
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var backgroundFrame = backgroundContent.frame
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backgroundFrame.origin.x += rect.minX
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backgroundFrame.origin.y += rect.minY
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backgroundContent.update(rect: backgroundFrame, within: containerSize, transition: .immediate)
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}
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self.backgroundContent = backgroundContent
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self.insertSubnode(backgroundContent, at: 0)
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}
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case .outgoing:
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if let backgroundContent = backgroundNode?.makeBubbleBackground(for: .outgoing) {
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backgroundContent.frame = self.bounds
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if let (rect, containerSize) = self.absolutePosition {
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var backgroundFrame = backgroundContent.frame
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backgroundFrame.origin.x += rect.minX
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backgroundFrame.origin.y += rect.minY
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backgroundContent.update(rect: backgroundFrame, within: containerSize, transition: .immediate)
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}
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self.backgroundContent = backgroundContent
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self.insertSubnode(backgroundContent, at: 0)
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}
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}
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}
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if let maskView = self.maskView {
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maskView.image = self.overrideMask ? nil : bubbleMaskForType(type, graphics: essentialGraphics)
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}
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}
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}
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public func update(rect: CGRect, within containerSize: CGSize, transition: ContainedViewLayoutTransition = .immediate) {
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self.absolutePosition = (rect, containerSize)
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if let backgroundContent = self.backgroundContent {
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var backgroundFrame = backgroundContent.frame
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backgroundFrame.origin.x += rect.minX
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backgroundFrame.origin.y += rect.minY
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backgroundContent.update(rect: backgroundFrame, within: containerSize, transition: transition)
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}
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}
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public func offset(value: CGPoint, animationCurve: ContainedViewLayoutTransitionCurve, duration: Double) {
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self.backgroundContent?.offset(value: value, animationCurve: animationCurve, duration: duration)
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}
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public func offsetSpring(value: CGFloat, duration: Double, damping: CGFloat) {
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self.backgroundContent?.offsetSpring(value: value, duration: duration, damping: damping)
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}
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public func updateFrame(_ value: CGRect, animator: ControlledTransitionAnimator, completion: @escaping () -> Void = {}) {
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if let maskView = self.maskView {
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animator.updateFrame(layer: maskView.layer, frame: CGRect(origin: CGPoint(x: 0.0, y: 0.0), size: CGSize(width: value.size.width, height: value.size.height)).insetBy(dx: -maskInset, dy: -maskInset), completion: nil)
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}
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if let backgroundContent = self.backgroundContent {
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animator.updateFrame(layer: backgroundContent.layer, frame: CGRect(origin: CGPoint(x: 0.0, y: 0.0), size: CGSize(width: value.size.width, height: value.size.height)), completion: nil)
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if let (rect, containerSize) = self.absolutePosition {
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var backgroundFrame = backgroundContent.frame
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backgroundFrame.origin.x += rect.minX
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backgroundFrame.origin.y += rect.minY
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backgroundContent.update(rect: backgroundFrame, within: containerSize, animator: animator)
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}
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}
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animator.updateFrame(layer: self.layer, frame: value, completion: { _ in
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completion()
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})
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}
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public func updateFrame(_ value: CGRect, transition: ContainedViewLayoutTransition, completion: @escaping () -> Void = {}) {
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if let maskView = self.maskView {
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transition.updateFrame(view: maskView, frame: CGRect(origin: CGPoint(x: 0.0, y: 0.0), size: CGSize(width: value.size.width, height: value.size.height)).insetBy(dx: -maskInset, dy: -maskInset))
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}
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if let backgroundContent = self.backgroundContent {
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transition.updateFrame(layer: backgroundContent.layer, frame: CGRect(origin: CGPoint(x: 0.0, y: 0.0), size: CGSize(width: value.size.width, height: value.size.height)))
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if let (rect, containerSize) = self.absolutePosition {
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var backgroundFrame = backgroundContent.frame
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backgroundFrame.origin.x += rect.minX
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backgroundFrame.origin.y += rect.minY
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backgroundContent.update(rect: backgroundFrame, within: containerSize, transition: transition)
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}
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}
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transition.updateFrame(node: self, frame: value, completion: { _ in
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completion()
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})
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}
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public func updateFrame(_ value: CGRect, transition: CombinedTransition, completion: @escaping () -> Void = {}) {
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if let maskView = self.maskView {
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transition.updateFrame(layer: maskView.layer, frame: CGRect(origin: CGPoint(x: 0.0, y: 0.0), size: CGSize(width: value.size.width, height: value.size.height)).insetBy(dx: -maskInset, dy: -maskInset))
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}
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if let backgroundContent = self.backgroundContent {
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transition.updateFrame(layer: backgroundContent.layer, frame: CGRect(origin: CGPoint(x: 0.0, y: 0.0), size: CGSize(width: value.size.width, height: value.size.height)))
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if let (rect, containerSize) = self.absolutePosition {
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var backgroundFrame = backgroundContent.frame
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backgroundFrame.origin.x += rect.minX
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backgroundFrame.origin.y += rect.minY
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backgroundContent.update(rect: backgroundFrame, within: containerSize, transition: transition)
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}
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}
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transition.updateFrame(layer: self.layer, frame: value, completion: { _ in
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completion()
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})
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}
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public func animateFrom(sourceView: UIView, mediaBox: MediaBox, transition: CombinedTransition) {
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if transition.isAnimated {
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let previousFrame = self.frame
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self.updateFrame(CGRect(origin: CGPoint(x: previousFrame.minX, y: sourceView.frame.minY), size: sourceView.frame.size), transition: .immediate)
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self.updateFrame(previousFrame, transition: transition)
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self.layer.animateAlpha(from: 0.0, to: 1.0, duration: 0.1)
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}
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}
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}
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