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https://github.com/Swiftgram/Telegram-iOS.git
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Various Improvements
This commit is contained in:
Ilya Laktyushin
836
submodules/SettingsUI/Sources/ThemeCarouselItem.swift
Normal file
836
submodules/SettingsUI/Sources/ThemeCarouselItem.swift
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@@ -0,0 +1,836 @@
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import Foundation
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import UIKit
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import Display
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import AsyncDisplayKit
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import SwiftSignalKit
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import Postbox
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import TelegramCore
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import TelegramPresentationData
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import MergeLists
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import TelegramUIPreferences
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import ItemListUI
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import PresentationDataUtils
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import WallpaperResources
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import AccountContext
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import AppBundle
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import ContextUI
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import AnimatedStickerNode
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import TelegramAnimatedStickerNode
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import ShimmerEffect
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import StickerResources
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private struct ThemeCarouselThemeEntry: Comparable, Identifiable {
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let index: Int
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let emojiFile: TelegramMediaFile?
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let themeReference: PresentationThemeReference
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let nightMode: Bool
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var selected: Bool
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let theme: PresentationTheme
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let strings: PresentationStrings
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let wallpaper: TelegramWallpaper?
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var stableId: Int {
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return index
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}
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static func ==(lhs: ThemeCarouselThemeEntry, rhs: ThemeCarouselThemeEntry) -> Bool {
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if lhs.index != rhs.index {
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return false
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}
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if lhs.themeReference.index != rhs.themeReference.index {
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return false
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}
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if lhs.nightMode != rhs.nightMode {
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return false
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}
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if lhs.selected != rhs.selected {
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return false
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}
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if lhs.theme !== rhs.theme {
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return false
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}
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if lhs.strings !== rhs.strings {
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return false
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}
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if lhs.wallpaper != rhs.wallpaper {
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return false
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}
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return true
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}
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static func <(lhs: ThemeCarouselThemeEntry, rhs: ThemeCarouselThemeEntry) -> Bool {
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return lhs.index < rhs.index
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}
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func item(context: AccountContext, action: @escaping (PresentationThemeReference) -> Void, contextAction: ((PresentationThemeReference, ASDisplayNode, ContextGesture?) -> Void)?) -> ListViewItem {
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return ThemeCarouselThemeIconItem(context: context, emojiFile: self.emojiFile, themeReference: self.themeReference, nightMode: self.nightMode, selected: self.selected, theme: self.theme, strings: self.strings, wallpaper: self.wallpaper, action: action, contextAction: contextAction)
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}
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}
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class ThemeCarouselThemeIconItem: ListViewItem {
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let context: AccountContext
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let emojiFile: TelegramMediaFile?
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let themeReference: PresentationThemeReference
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let nightMode: Bool
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let selected: Bool
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let theme: PresentationTheme
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let strings: PresentationStrings
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let wallpaper: TelegramWallpaper?
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let action: (PresentationThemeReference) -> Void
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let contextAction: ((PresentationThemeReference, ASDisplayNode, ContextGesture?) -> Void)?
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public init(context: AccountContext, emojiFile: TelegramMediaFile?, themeReference: PresentationThemeReference, nightMode: Bool, selected: Bool, theme: PresentationTheme, strings: PresentationStrings, wallpaper: TelegramWallpaper?, action: @escaping (PresentationThemeReference) -> Void, contextAction: ((PresentationThemeReference, ASDisplayNode, ContextGesture?) -> Void)?) {
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self.context = context
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self.emojiFile = emojiFile
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self.themeReference = themeReference
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self.nightMode = nightMode
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self.selected = selected
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self.theme = theme
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self.strings = strings
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self.wallpaper = wallpaper
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self.action = action
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self.contextAction = contextAction
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}
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public func nodeConfiguredForParams(async: @escaping (@escaping () -> Void) -> Void, params: ListViewItemLayoutParams, synchronousLoads: Bool, previousItem: ListViewItem?, nextItem: ListViewItem?, completion: @escaping (ListViewItemNode, @escaping () -> (Signal<Void, NoError>?, (ListViewItemApply) -> Void)) -> Void) {
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async {
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let node = ThemeCarouselThemeItemIconNode()
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let (nodeLayout, apply) = node.asyncLayout()(self, params)
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node.insets = nodeLayout.insets
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node.contentSize = nodeLayout.contentSize
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Queue.mainQueue().async {
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completion(node, {
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return (nil, { _ in
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apply(false)
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})
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})
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}
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}
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}
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public func updateNode(async: @escaping (@escaping () -> Void) -> Void, node: @escaping () -> ListViewItemNode, params: ListViewItemLayoutParams, previousItem: ListViewItem?, nextItem: ListViewItem?, animation: ListViewItemUpdateAnimation, completion: @escaping (ListViewItemNodeLayout, @escaping (ListViewItemApply) -> Void) -> Void) {
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Queue.mainQueue().async {
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assert(node() is ThemeCarouselThemeItemIconNode)
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if let nodeValue = node() as? ThemeCarouselThemeItemIconNode {
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let layout = nodeValue.asyncLayout()
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async {
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let (nodeLayout, apply) = layout(self, params)
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Queue.mainQueue().async {
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completion(nodeLayout, { _ in
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apply(animation.isAnimated)
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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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public var selectable = true
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public func selected(listView: ListView) {
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self.action(self.themeReference)
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}
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}
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private let textFont = Font.regular(12.0)
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private let selectedTextFont = Font.bold(12.0)
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private var cachedBorderImages: [String: UIImage] = [:]
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private func generateBorderImage(theme: PresentationTheme, bordered: Bool, selected: Bool) -> UIImage? {
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let key = "\(theme.list.itemBlocksBackgroundColor.hexString)_\(selected ? "s" + theme.list.itemAccentColor.hexString : theme.list.disclosureArrowColor.hexString)"
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if let image = cachedBorderImages[key] {
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return image
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} else {
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let image = generateImage(CGSize(width: 18.0, height: 18.0), rotatedContext: { size, context in
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let bounds = CGRect(origin: CGPoint(), size: size)
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context.clear(bounds)
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let lineWidth: CGFloat
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if selected {
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lineWidth = 2.0
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context.setLineWidth(lineWidth)
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context.setStrokeColor(theme.list.itemBlocksBackgroundColor.cgColor)
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context.strokeEllipse(in: bounds.insetBy(dx: 3.0 + lineWidth / 2.0, dy: 3.0 + lineWidth / 2.0))
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var accentColor = theme.list.itemAccentColor
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if accentColor.rgb == 0xffffff {
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accentColor = UIColor(rgb: 0x999999)
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}
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context.setStrokeColor(accentColor.cgColor)
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} else {
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context.setStrokeColor(theme.list.disclosureArrowColor.withAlphaComponent(0.4).cgColor)
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lineWidth = 1.0
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}
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if bordered || selected {
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context.setLineWidth(lineWidth)
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context.strokeEllipse(in: bounds.insetBy(dx: 1.0 + lineWidth / 2.0, dy: 1.0 + lineWidth / 2.0))
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}
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})?.stretchableImage(withLeftCapWidth: 9, topCapHeight: 9)
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cachedBorderImages[key] = image
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return image
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}
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}
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private func createThemeImage(theme: PresentationTheme) -> Signal<(TransformImageArguments) -> DrawingContext?, NoError> {
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return .single(theme)
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|> map { theme -> (TransformImageArguments) -> DrawingContext? in
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return { arguments in
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let context = DrawingContext(size: arguments.drawingSize, scale: arguments.scale ?? 0.0, clear: true)
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let drawingRect = arguments.drawingRect
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context.withContext { c in
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c.clear(CGRect(origin: CGPoint(), size: drawingRect.size))
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c.translateBy(x: drawingRect.width / 2.0, y: drawingRect.height / 2.0)
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c.scaleBy(x: 1.0, y: -1.0)
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c.translateBy(x: -drawingRect.width / 2.0, y: -drawingRect.height / 2.0)
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if let icon = generateTintedImage(image: UIImage(bundleImageName: "Settings/CreateThemeIcon"), color: theme.list.itemAccentColor) {
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c.draw(icon.cgImage!, in: CGRect(origin: CGPoint(x: floor((drawingRect.width - icon.size.width) / 2.0) - 3.0, y: floor((drawingRect.height - icon.size.height) / 2.0)), size: icon.size))
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}
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}
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addCorners(context, arguments: arguments)
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return context
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}
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}
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}
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private final class ThemeCarouselThemeItemIconNode : ListViewItemNode {
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private let containerNode: ASDisplayNode
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private let emojiContainerNode: ASDisplayNode
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private let imageNode: TransformImageNode
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private let overlayNode: ASImageNode
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private let textNode: TextNode
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private let emojiNode: TextNode
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private let emojiImageNode: TransformImageNode
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private var animatedStickerNode: AnimatedStickerNode?
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private var placeholderNode: StickerShimmerEffectNode
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var snapshotView: UIView?
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var item: ThemeCarouselThemeIconItem?
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override var visibility: ListViewItemNodeVisibility {
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didSet {
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self.visibilityStatus = self.visibility != .none
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}
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}
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private var visibilityStatus: Bool = false {
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didSet {
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if self.visibilityStatus != oldValue {
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self.animatedStickerNode?.visibility = self.visibilityStatus
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}
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}
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}
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private let stickerFetchedDisposable = MetaDisposable()
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init() {
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self.containerNode = ASDisplayNode()
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self.emojiContainerNode = ASDisplayNode()
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self.imageNode = TransformImageNode()
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self.imageNode.frame = CGRect(origin: CGPoint(), size: CGSize(width: 82.0, height: 108.0))
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self.imageNode.isLayerBacked = true
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self.imageNode.cornerRadius = 8.0
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self.imageNode.clipsToBounds = true
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self.overlayNode = ASImageNode()
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self.overlayNode.frame = CGRect(origin: CGPoint(), size: CGSize(width: 84.0, height: 110.0))
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self.overlayNode.isLayerBacked = true
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self.textNode = TextNode()
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self.textNode.isUserInteractionEnabled = false
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self.textNode.displaysAsynchronously = false
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self.emojiNode = TextNode()
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self.emojiNode.isUserInteractionEnabled = false
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self.emojiNode.displaysAsynchronously = false
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self.emojiImageNode = TransformImageNode()
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self.placeholderNode = StickerShimmerEffectNode()
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super.init(layerBacked: false, dynamicBounce: false, rotated: false, seeThrough: false)
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self.addSubnode(self.containerNode)
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self.containerNode.addSubnode(self.imageNode)
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self.containerNode.addSubnode(self.overlayNode)
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self.containerNode.addSubnode(self.textNode)
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self.addSubnode(self.emojiContainerNode)
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self.emojiContainerNode.addSubnode(self.emojiNode)
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self.emojiContainerNode.addSubnode(self.emojiImageNode)
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self.emojiContainerNode.addSubnode(self.placeholderNode)
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var firstTime = true
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self.emojiImageNode.imageUpdated = { [weak self] image in
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guard let strongSelf = self else {
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return
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}
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if image != nil {
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strongSelf.removePlaceholder(animated: !firstTime)
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if firstTime {
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strongSelf.emojiImageNode.layer.animateAlpha(from: 0.0, to: 1.0, duration: 0.2)
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}
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}
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firstTime = false
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}
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}
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deinit {
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self.stickerFetchedDisposable.dispose()
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}
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private func removePlaceholder(animated: Bool) {
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if !animated {
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self.placeholderNode.removeFromSupernode()
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} else {
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self.placeholderNode.alpha = 0.0
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self.placeholderNode.layer.animateAlpha(from: 1.0, to: 0.0, duration: 0.2, completion: { [weak self] _ in
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self?.placeholderNode.removeFromSupernode()
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})
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}
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}
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override func updateAbsoluteRect(_ rect: CGRect, within containerSize: CGSize) {
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let emojiFrame = CGRect(origin: CGPoint(x: 33.0, y: 79.0), size: CGSize(width: 24.0, height: 24.0))
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self.placeholderNode.updateAbsoluteRect(CGRect(origin: CGPoint(x: rect.minX + emojiFrame.minX, y: rect.minY + emojiFrame.minY), size: emojiFrame.size), within: containerSize)
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}
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override func selected() {
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let wasSelected = self.item?.selected ?? false
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super.selected()
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if let animatedStickerNode = self.animatedStickerNode {
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Queue.mainQueue().after(0.1) {
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if !wasSelected {
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animatedStickerNode.seekTo(.frameIndex(0))
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animatedStickerNode.play()
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let scale: CGFloat = 2.6
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animatedStickerNode.transform = CATransform3DMakeScale(scale, scale, 1.0)
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animatedStickerNode.layer.animateSpring(from: 1.0 as NSNumber, to: scale as NSNumber, keyPath: "transform.scale", duration: 0.45)
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animatedStickerNode.completed = { [weak animatedStickerNode, weak self] _ in
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guard let item = self?.item, item.selected else {
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return
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}
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animatedStickerNode?.transform = CATransform3DIdentity
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animatedStickerNode?.layer.animateSpring(from: scale as NSNumber, to: 1.0 as NSNumber, keyPath: "transform.scale", duration: 0.45)
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}
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}
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}
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}
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}
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func asyncLayout() -> (ThemeCarouselThemeIconItem, ListViewItemLayoutParams) -> (ListViewItemNodeLayout, (Bool) -> Void) {
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let makeEmojiLayout = TextNode.asyncLayout(self.emojiNode)
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let makeImageLayout = self.imageNode.asyncLayout()
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let currentItem = self.item
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return { [weak self] item, params in
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var updatedThemeReference = false
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var updatedTheme = false
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var updatedNightMode = false
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var updatedWallpaper = false
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var updatedSelected = false
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if currentItem?.themeReference != item.themeReference {
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updatedThemeReference = true
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}
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if currentItem?.nightMode != item.nightMode {
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updatedNightMode = true
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}
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if currentItem?.wallpaper != item.wallpaper {
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updatedWallpaper = true
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}
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if currentItem?.theme !== item.theme {
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updatedTheme = true
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}
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if currentItem?.selected != item.selected {
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updatedSelected = true
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}
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var string: String?
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if let _ = item.themeReference.emoticon {
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} else {
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string = "⚙️"
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}
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let emojiTitle = NSAttributedString(string: string ?? "", font: Font.regular(20.0), textColor: .black)
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let (_, emojiApply) = makeEmojiLayout(TextNodeLayoutArguments(attributedString: emojiTitle, backgroundColor: nil, maximumNumberOfLines: 1, truncationType: .end, constrainedSize: CGSize(width: params.width, height: CGFloat.greatestFiniteMagnitude), alignment: .center, cutout: nil, insets: UIEdgeInsets()))
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let itemLayout = ListViewItemNodeLayout(contentSize: CGSize(width: 120.0, height: 90.0), insets: UIEdgeInsets())
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return (itemLayout, { animated in
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if let strongSelf = self {
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strongSelf.item = item
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if updatedThemeReference || updatedWallpaper || updatedNightMode {
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var themeReference = item.themeReference
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if case .builtin = themeReference, item.nightMode {
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themeReference = .builtin(.night)
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}
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strongSelf.imageNode.setSignal(themeIconImage(account: item.context.account, accountManager: item.context.sharedContext.accountManager, theme: themeReference, color: nil, wallpaper: item.wallpaper, nightMode: item.nightMode, emoticon: true))
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strongSelf.imageNode.backgroundColor = nil
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}
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if updatedTheme || updatedSelected {
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strongSelf.overlayNode.image = generateBorderImage(theme: item.theme, bordered: false, selected: item.selected)
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}
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if !item.selected && currentItem?.selected == true, let animatedStickerNode = strongSelf.animatedStickerNode {
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animatedStickerNode.transform = CATransform3DIdentity
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let initialScale: CGFloat = CGFloat((animatedStickerNode.value(forKeyPath: "layer.presentationLayer.transform.scale.x") as? NSNumber)?.floatValue ?? 1.0)
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animatedStickerNode.layer.animateSpring(from: initialScale as NSNumber, to: 1.0 as NSNumber, keyPath: "transform.scale", duration: 0.45)
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}
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strongSelf.containerNode.transform = CATransform3DMakeRotation(CGFloat.pi / 2.0, 0.0, 0.0, 1.0)
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strongSelf.containerNode.frame = CGRect(origin: CGPoint(x: 15.0, y: -15.0), size: CGSize(width: 90.0, height: 120.0))
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strongSelf.emojiContainerNode.transform = CATransform3DMakeRotation(CGFloat.pi / 2.0, 0.0, 0.0, 1.0)
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strongSelf.emojiContainerNode.frame = CGRect(origin: CGPoint(x: 15.0, y: -15.0), size: CGSize(width: 90.0, height: 120.0))
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let _ = emojiApply()
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let imageSize = CGSize(width: 82.0, height: 108.0)
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strongSelf.imageNode.frame = CGRect(origin: CGPoint(x: 4.0, y: 6.0), size: imageSize)
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let applyLayout = makeImageLayout(TransformImageArguments(corners: ImageCorners(), imageSize: imageSize, boundingSize: imageSize, intrinsicInsets: UIEdgeInsets(), emptyColor: .clear))
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applyLayout()
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strongSelf.overlayNode.frame = strongSelf.imageNode.frame.insetBy(dx: -1.0, dy: -1.0)
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strongSelf.emojiNode.frame = CGRect(origin: CGPoint(x: 0.0, y: 78.0), size: CGSize(width: 90.0, height: 30.0))
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strongSelf.emojiNode.isHidden = string == nil
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let emojiFrame = CGRect(origin: CGPoint(x: 33.0, y: 79.0), size: CGSize(width: 24.0, height: 24.0))
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if let file = item.emojiFile, currentItem == nil {
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let imageApply = strongSelf.emojiImageNode.asyncLayout()(TransformImageArguments(corners: ImageCorners(), imageSize: emojiFrame.size, boundingSize: emojiFrame.size, intrinsicInsets: UIEdgeInsets()))
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imageApply()
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strongSelf.emojiImageNode.setSignal(chatMessageStickerPackThumbnail(postbox: item.context.account.postbox, resource: file.resource, animated: true, nilIfEmpty: true))
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strongSelf.emojiImageNode.frame = emojiFrame
|
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let animatedStickerNode: AnimatedStickerNode
|
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if let current = strongSelf.animatedStickerNode {
|
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animatedStickerNode = current
|
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} else {
|
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animatedStickerNode = AnimatedStickerNode()
|
||||
animatedStickerNode.started = { [weak self] in
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self?.emojiImageNode.isHidden = true
|
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}
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strongSelf.animatedStickerNode = animatedStickerNode
|
||||
strongSelf.emojiContainerNode.insertSubnode(animatedStickerNode, belowSubnode: strongSelf.placeholderNode)
|
||||
let pathPrefix = item.context.account.postbox.mediaBox.shortLivedResourceCachePathPrefix(file.resource.id)
|
||||
animatedStickerNode.setup(source: AnimatedStickerResourceSource(account: item.context.account, resource: file.resource), width: 128, height: 128, playbackMode: .still(.start), mode: .direct(cachePathPrefix: pathPrefix))
|
||||
|
||||
animatedStickerNode.anchorPoint = CGPoint(x: 0.5, y: 1.0)
|
||||
}
|
||||
animatedStickerNode.autoplay = true
|
||||
animatedStickerNode.visibility = strongSelf.visibilityStatus
|
||||
|
||||
strongSelf.stickerFetchedDisposable.set(fetchedMediaResource(mediaBox: item.context.account.postbox.mediaBox, reference: MediaResourceReference.media(media: .standalone(media: file), resource: file.resource)).start())
|
||||
|
||||
let thumbnailDimensions = PixelDimensions(width: 512, height: 512)
|
||||
strongSelf.placeholderNode.update(backgroundColor: nil, foregroundColor: UIColor(rgb: 0xffffff, alpha: 0.2), shimmeringColor: UIColor(rgb: 0xffffff, alpha: 0.3), data: file.immediateThumbnailData, size: emojiFrame.size, imageSize: thumbnailDimensions.cgSize)
|
||||
strongSelf.placeholderNode.frame = emojiFrame
|
||||
}
|
||||
|
||||
if let animatedStickerNode = strongSelf.animatedStickerNode {
|
||||
animatedStickerNode.frame = emojiFrame
|
||||
animatedStickerNode.updateLayout(size: emojiFrame.size)
|
||||
}
|
||||
}
|
||||
})
|
||||
}
|
||||
}
|
||||
|
||||
func crossfade() {
|
||||
// if let snapshotView = self.containerNode.view.snapshotView(afterScreenUpdates: false) {
|
||||
// snapshotView.transform = self.containerNode.view.transform
|
||||
// snapshotView.frame = self.containerNode.view.frame
|
||||
// self.view.insertSubview(snapshotView, aboveSubview: self.containerNode.view)
|
||||
//
|
||||
// snapshotView.layer.animateAlpha(from: 1.0, to: 0.0, duration: ChatThemeScreen.themeCrossfadeDuration, delay: ChatThemeScreen.themeCrossfadeDelay, timingFunction: CAMediaTimingFunctionName.linear.rawValue, removeOnCompletion: false, completion: { [weak snapshotView] _ in
|
||||
// snapshotView?.removeFromSuperview()
|
||||
// })
|
||||
// }
|
||||
}
|
||||
|
||||
override func animateInsertion(_ currentTimestamp: Double, duration: Double, short: Bool) {
|
||||
super.animateInsertion(currentTimestamp, duration: duration, short: short)
|
||||
|
||||
self.layer.animateAlpha(from: 0.0, to: 1.0, duration: 0.2)
|
||||
}
|
||||
|
||||
override func animateRemoved(_ currentTimestamp: Double, duration: Double) {
|
||||
super.animateRemoved(currentTimestamp, duration: duration)
|
||||
|
||||
self.layer.animateAlpha(from: 1.0, to: 0.0, duration: 0.2, removeOnCompletion: false)
|
||||
}
|
||||
|
||||
override func animateAdded(_ currentTimestamp: Double, duration: Double) {
|
||||
super.animateAdded(currentTimestamp, duration: duration)
|
||||
|
||||
self.layer.animateAlpha(from: 0.0, to: 1.0, duration: 0.2)
|
||||
}
|
||||
}
|
||||
|
||||
class ThemeCarouselThemeItem: ListViewItem, ItemListItem {
|
||||
var sectionId: ItemListSectionId
|
||||
|
||||
let context: AccountContext
|
||||
let theme: PresentationTheme
|
||||
let strings: PresentationStrings
|
||||
let themes: [PresentationThemeReference]
|
||||
let animatedEmojiStickers: [String: [StickerPackItem]]
|
||||
let themeSpecificAccentColors: [Int64: PresentationThemeAccentColor]
|
||||
let themeSpecificChatWallpapers: [Int64: TelegramWallpaper]
|
||||
let nightMode: Bool
|
||||
let currentTheme: PresentationThemeReference
|
||||
let updatedTheme: (PresentationThemeReference) -> Void
|
||||
let contextAction: ((PresentationThemeReference, ASDisplayNode, ContextGesture?) -> Void)?
|
||||
let tag: ItemListItemTag?
|
||||
|
||||
init(context: AccountContext, theme: PresentationTheme, strings: PresentationStrings, sectionId: ItemListSectionId, themes: [PresentationThemeReference], animatedEmojiStickers: [String: [StickerPackItem]], themeSpecificAccentColors: [Int64: PresentationThemeAccentColor], themeSpecificChatWallpapers: [Int64: TelegramWallpaper], nightMode: Bool, currentTheme: PresentationThemeReference, updatedTheme: @escaping (PresentationThemeReference) -> Void, contextAction: ((PresentationThemeReference, ASDisplayNode, ContextGesture?) -> Void)?, tag: ItemListItemTag? = nil) {
|
||||
self.context = context
|
||||
self.theme = theme
|
||||
self.strings = strings
|
||||
self.themes = themes
|
||||
self.animatedEmojiStickers = animatedEmojiStickers
|
||||
self.themeSpecificAccentColors = themeSpecificAccentColors
|
||||
self.themeSpecificChatWallpapers = themeSpecificChatWallpapers
|
||||
self.nightMode = nightMode
|
||||
self.currentTheme = currentTheme
|
||||
self.updatedTheme = updatedTheme
|
||||
self.contextAction = contextAction
|
||||
self.tag = tag
|
||||
self.sectionId = sectionId
|
||||
}
|
||||
|
||||
func nodeConfiguredForParams(async: @escaping (@escaping () -> Void) -> Void, params: ListViewItemLayoutParams, synchronousLoads: Bool, previousItem: ListViewItem?, nextItem: ListViewItem?, completion: @escaping (ListViewItemNode, @escaping () -> (Signal<Void, NoError>?, (ListViewItemApply) -> Void)) -> Void) {
|
||||
async {
|
||||
let node = ThemeCarouselThemeItemNode()
|
||||
let (layout, apply) = node.asyncLayout()(self, params, itemListNeighbors(item: self, topItem: previousItem as? ItemListItem, bottomItem: nextItem as? ItemListItem))
|
||||
|
||||
node.contentSize = layout.contentSize
|
||||
node.insets = layout.insets
|
||||
|
||||
Queue.mainQueue().async {
|
||||
completion(node, {
|
||||
return (nil, { _ in apply() })
|
||||
})
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
func updateNode(async: @escaping (@escaping () -> Void) -> Void, node: @escaping () -> ListViewItemNode, params: ListViewItemLayoutParams, previousItem: ListViewItem?, nextItem: ListViewItem?, animation: ListViewItemUpdateAnimation, completion: @escaping (ListViewItemNodeLayout, @escaping (ListViewItemApply) -> Void) -> Void) {
|
||||
Queue.mainQueue().async {
|
||||
if let nodeValue = node() as? ThemeCarouselThemeItemNode {
|
||||
let makeLayout = nodeValue.asyncLayout()
|
||||
|
||||
async {
|
||||
let (layout, apply) = makeLayout(self, params, itemListNeighbors(item: self, topItem: previousItem as? ItemListItem, bottomItem: nextItem as? ItemListItem))
|
||||
Queue.mainQueue().async {
|
||||
completion(layout, { _ in
|
||||
apply()
|
||||
})
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
private struct ThemeCarouselThemeItemNodeTransition {
|
||||
let deletions: [ListViewDeleteItem]
|
||||
let insertions: [ListViewInsertItem]
|
||||
let updates: [ListViewUpdateItem]
|
||||
let crossfade: Bool
|
||||
let entries: [ThemeCarouselThemeEntry]
|
||||
}
|
||||
|
||||
private func preparedTransition(context: AccountContext, action: @escaping (PresentationThemeReference) -> Void, contextAction: ((PresentationThemeReference, ASDisplayNode, ContextGesture?) -> Void)?, from fromEntries: [ThemeCarouselThemeEntry], to toEntries: [ThemeCarouselThemeEntry], crossfade: Bool) -> ThemeCarouselThemeItemNodeTransition {
|
||||
let (deleteIndices, indicesAndItems, updateIndices) = mergeListsStableWithUpdates(leftList: fromEntries, rightList: toEntries)
|
||||
|
||||
let deletions = deleteIndices.map { ListViewDeleteItem(index: $0, directionHint: nil) }
|
||||
let insertions = indicesAndItems.map { ListViewInsertItem(index: $0.0, previousIndex: $0.2, item: $0.1.item(context: context, action: action, contextAction: contextAction), directionHint: .Down) }
|
||||
let updates = updateIndices.map { ListViewUpdateItem(index: $0.0, previousIndex: $0.2, item: $0.1.item(context: context, action: action, contextAction: contextAction), directionHint: nil) }
|
||||
|
||||
return ThemeCarouselThemeItemNodeTransition(deletions: deletions, insertions: insertions, updates: updates, crossfade: crossfade, entries: toEntries)
|
||||
}
|
||||
|
||||
private func ensureThemeVisible(listNode: ListView, themeReference: PresentationThemeReference, animated: Bool) -> Bool {
|
||||
var resultNode: ThemeCarouselThemeItemIconNode?
|
||||
listNode.forEachItemNode { node in
|
||||
if resultNode == nil, let node = node as? ThemeCarouselThemeItemIconNode {
|
||||
if node.item?.themeReference.index == themeReference.index {
|
||||
resultNode = node
|
||||
}
|
||||
}
|
||||
}
|
||||
if let resultNode = resultNode {
|
||||
listNode.ensureItemNodeVisible(resultNode, animated: animated, overflow: 57.0)
|
||||
return true
|
||||
} else {
|
||||
return false
|
||||
}
|
||||
}
|
||||
|
||||
class ThemeCarouselThemeItemNode: ListViewItemNode, ItemListItemNode {
|
||||
private let containerNode: ASDisplayNode
|
||||
private let backgroundNode: ASDisplayNode
|
||||
private let topStripeNode: ASDisplayNode
|
||||
private let bottomStripeNode: ASDisplayNode
|
||||
private let maskNode: ASImageNode
|
||||
private var snapshotView: UIView?
|
||||
|
||||
private let listNode: ListView
|
||||
private var entries: [ThemeCarouselThemeEntry]?
|
||||
private var enqueuedTransitions: [ThemeCarouselThemeItemNodeTransition] = []
|
||||
private var initialized = false
|
||||
|
||||
private var item: ThemeCarouselThemeItem?
|
||||
private var layoutParams: ListViewItemLayoutParams?
|
||||
|
||||
var tag: ItemListItemTag? {
|
||||
return self.item?.tag
|
||||
}
|
||||
|
||||
init() {
|
||||
self.containerNode = ASDisplayNode()
|
||||
|
||||
self.backgroundNode = ASDisplayNode()
|
||||
self.backgroundNode.isLayerBacked = true
|
||||
|
||||
self.topStripeNode = ASDisplayNode()
|
||||
self.topStripeNode.isLayerBacked = true
|
||||
|
||||
self.bottomStripeNode = ASDisplayNode()
|
||||
self.bottomStripeNode.isLayerBacked = true
|
||||
|
||||
self.maskNode = ASImageNode()
|
||||
|
||||
self.listNode = ListView()
|
||||
self.listNode.transform = CATransform3DMakeRotation(-CGFloat.pi / 2.0, 0.0, 0.0, 1.0)
|
||||
|
||||
super.init(layerBacked: false, dynamicBounce: false)
|
||||
|
||||
self.addSubnode(self.containerNode)
|
||||
self.addSubnode(self.listNode)
|
||||
}
|
||||
|
||||
override func didLoad() {
|
||||
super.didLoad()
|
||||
self.listNode.view.disablesInteractiveTransitionGestureRecognizer = true
|
||||
}
|
||||
|
||||
private func enqueueTransition(_ transition: ThemeCarouselThemeItemNodeTransition) {
|
||||
self.enqueuedTransitions.append(transition)
|
||||
|
||||
if let _ = self.item {
|
||||
while !self.enqueuedTransitions.isEmpty {
|
||||
self.dequeueTransition()
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
private func dequeueTransition() {
|
||||
guard let item = self.item, let transition = self.enqueuedTransitions.first else {
|
||||
return
|
||||
}
|
||||
self.enqueuedTransitions.remove(at: 0)
|
||||
|
||||
var options = ListViewDeleteAndInsertOptions()
|
||||
if self.initialized && transition.crossfade {
|
||||
options.insert(.AnimateCrossfade)
|
||||
}
|
||||
options.insert(.Synchronous)
|
||||
|
||||
var scrollToItem: ListViewScrollToItem?
|
||||
if !self.initialized {
|
||||
if let index = transition.entries.firstIndex(where: { entry in
|
||||
return entry.themeReference.index == item.currentTheme.index
|
||||
}) {
|
||||
scrollToItem = ListViewScrollToItem(index: index, position: .bottom(-57.0), animated: false, curve: .Default(duration: 0.0), directionHint: .Down)
|
||||
self.initialized = true
|
||||
}
|
||||
}
|
||||
|
||||
self.listNode.transaction(deleteIndices: transition.deletions, insertIndicesAndItems: transition.insertions, updateIndicesAndItems: transition.updates, options: options, scrollToItem: scrollToItem, updateSizeAndInsets: nil, updateOpaqueState: nil, completion: { _ in
|
||||
})
|
||||
}
|
||||
|
||||
func asyncLayout() -> (_ item: ThemeCarouselThemeItem, _ params: ListViewItemLayoutParams, _ neighbors: ItemListNeighbors) -> (ListViewItemNodeLayout, () -> Void) {
|
||||
return { item, params, neighbors in
|
||||
let contentSize: CGSize
|
||||
let insets: UIEdgeInsets
|
||||
let separatorHeight = UIScreenPixel
|
||||
|
||||
contentSize = CGSize(width: params.width, height: 133.0)
|
||||
insets = itemListNeighborsGroupedInsets(neighbors)
|
||||
|
||||
let layout = ListViewItemNodeLayout(contentSize: contentSize, insets: insets)
|
||||
let layoutSize = layout.size
|
||||
|
||||
return (layout, { [weak self] in
|
||||
if let strongSelf = self {
|
||||
strongSelf.item = item
|
||||
strongSelf.layoutParams = params
|
||||
|
||||
strongSelf.backgroundNode.backgroundColor = item.theme.list.itemBlocksBackgroundColor
|
||||
strongSelf.topStripeNode.backgroundColor = item.theme.list.itemBlocksSeparatorColor
|
||||
strongSelf.bottomStripeNode.backgroundColor = item.theme.list.itemBlocksSeparatorColor
|
||||
|
||||
if strongSelf.backgroundNode.supernode == nil {
|
||||
strongSelf.containerNode.insertSubnode(strongSelf.backgroundNode, at: 0)
|
||||
}
|
||||
if strongSelf.topStripeNode.supernode == nil {
|
||||
strongSelf.containerNode.insertSubnode(strongSelf.topStripeNode, at: 1)
|
||||
}
|
||||
if strongSelf.bottomStripeNode.supernode == nil {
|
||||
strongSelf.containerNode.insertSubnode(strongSelf.bottomStripeNode, at: 2)
|
||||
}
|
||||
if strongSelf.maskNode.supernode == nil {
|
||||
strongSelf.containerNode.insertSubnode(strongSelf.maskNode, at: 3)
|
||||
}
|
||||
|
||||
let hasCorners = itemListHasRoundedBlockLayout(params)
|
||||
var hasTopCorners = false
|
||||
var hasBottomCorners = false
|
||||
switch neighbors.top {
|
||||
case .sameSection(false):
|
||||
strongSelf.topStripeNode.isHidden = true
|
||||
default:
|
||||
hasTopCorners = true
|
||||
strongSelf.topStripeNode.isHidden = hasCorners
|
||||
}
|
||||
let bottomStripeInset: CGFloat
|
||||
let bottomStripeOffset: CGFloat
|
||||
switch neighbors.bottom {
|
||||
case .sameSection(false):
|
||||
bottomStripeInset = params.leftInset + 16.0
|
||||
bottomStripeOffset = -separatorHeight
|
||||
default:
|
||||
bottomStripeInset = 0.0
|
||||
bottomStripeOffset = 0.0
|
||||
hasBottomCorners = true
|
||||
strongSelf.bottomStripeNode.isHidden = hasCorners
|
||||
}
|
||||
|
||||
strongSelf.bottomStripeNode.isHidden = true
|
||||
|
||||
strongSelf.containerNode.frame = CGRect(x: 0.0, y: 0.0, width: contentSize.width, height: contentSize.height)
|
||||
strongSelf.maskNode.image = hasCorners ? PresentationResourcesItemList.cornersImage(item.theme, top: hasTopCorners, bottom: hasBottomCorners) : nil
|
||||
|
||||
strongSelf.backgroundNode.frame = CGRect(origin: CGPoint(x: 0.0, y: -min(insets.top, separatorHeight)), size: CGSize(width: params.width, height: contentSize.height + min(insets.top, separatorHeight) + min(insets.bottom, separatorHeight)))
|
||||
strongSelf.maskNode.frame = strongSelf.backgroundNode.frame.insetBy(dx: params.leftInset, dy: 0.0)
|
||||
strongSelf.topStripeNode.frame = CGRect(origin: CGPoint(x: 0.0, y: -min(insets.top, separatorHeight)), size: CGSize(width: layoutSize.width, height: separatorHeight))
|
||||
strongSelf.bottomStripeNode.frame = CGRect(origin: CGPoint(x: bottomStripeInset, y: contentSize.height + bottomStripeOffset), size: CGSize(width: layoutSize.width - bottomStripeInset, height: separatorHeight))
|
||||
|
||||
var listInsets = UIEdgeInsets()
|
||||
listInsets.top += params.leftInset + 12.0
|
||||
listInsets.bottom += params.rightInset + 12.0
|
||||
|
||||
strongSelf.listNode.bounds = CGRect(x: 0.0, y: 0.0, width: contentSize.height, height: contentSize.width)
|
||||
strongSelf.listNode.position = CGPoint(x: contentSize.width / 2.0, y: contentSize.height / 2.0 - 2.0)
|
||||
strongSelf.listNode.transaction(deleteIndices: [], insertIndicesAndItems: [], updateIndicesAndItems: [], options: [.Synchronous], scrollToItem: nil, updateSizeAndInsets: ListViewUpdateSizeAndInsets(size: CGSize(width: contentSize.height, height: contentSize.width), insets: listInsets, duration: 0.0, curve: .Default(duration: nil)), stationaryItemRange: nil, updateOpaqueState: nil, completion: { _ in })
|
||||
|
||||
var entries: [ThemeCarouselThemeEntry] = []
|
||||
var index: Int = 0
|
||||
|
||||
var hasCurrentTheme = false
|
||||
for theme in item.themes {
|
||||
let selected = item.currentTheme.index == theme.index
|
||||
if selected {
|
||||
hasCurrentTheme = true
|
||||
}
|
||||
let emojiFile = theme.emoticon.flatMap { item.animatedEmojiStickers[$0]?.first?.file }
|
||||
entries.append(ThemeCarouselThemeEntry(index: index, emojiFile: emojiFile, themeReference: theme, nightMode: item.nightMode, selected: selected, theme: item.theme, strings: item.strings, wallpaper: nil))
|
||||
index += 1
|
||||
}
|
||||
|
||||
if !hasCurrentTheme {
|
||||
entries.append(ThemeCarouselThemeEntry(index: index, emojiFile: nil, themeReference: item.currentTheme, nightMode: false, selected: true, theme: item.theme, strings: item.strings, wallpaper: nil))
|
||||
}
|
||||
|
||||
let action: (PresentationThemeReference) -> Void = { [weak self] themeReference in
|
||||
if let strongSelf = self {
|
||||
strongSelf.item?.updatedTheme(themeReference)
|
||||
let _ = ensureThemeVisible(listNode: strongSelf.listNode, themeReference: themeReference, animated: true)
|
||||
}
|
||||
}
|
||||
let previousEntries = strongSelf.entries ?? []
|
||||
let crossfade = previousEntries.count != entries.count
|
||||
let transition = preparedTransition(context: item.context, action: action, contextAction: item.contextAction, from: previousEntries, to: entries, crossfade: crossfade)
|
||||
strongSelf.enqueueTransition(transition)
|
||||
|
||||
strongSelf.entries = entries
|
||||
}
|
||||
})
|
||||
}
|
||||
}
|
||||
|
||||
override func animateInsertion(_ currentTimestamp: Double, duration: Double, short: Bool) {
|
||||
self.layer.animateAlpha(from: 0.0, to: 1.0, duration: 0.4)
|
||||
}
|
||||
|
||||
override func animateRemoved(_ currentTimestamp: Double, duration: Double) {
|
||||
self.layer.animateAlpha(from: 1.0, to: 0.0, duration: 0.15, removeOnCompletion: false)
|
||||
}
|
||||
|
||||
func prepareCrossfadeTransition() {
|
||||
guard self.snapshotView == nil else {
|
||||
return
|
||||
}
|
||||
|
||||
if let snapshotView = self.containerNode.view.snapshotView(afterScreenUpdates: false) {
|
||||
self.view.insertSubview(snapshotView, aboveSubview: self.containerNode.view)
|
||||
self.snapshotView = snapshotView
|
||||
}
|
||||
|
||||
// self.listNode.forEachVisibleItemNode { node in
|
||||
// if let node = node as? ThemeCarouselThemeItemIconNode {
|
||||
// node.prepareCrossfadeTransition()
|
||||
// }
|
||||
// }
|
||||
}
|
||||
|
||||
func animateCrossfadeTransition() {
|
||||
guard self.snapshotView?.layer.animationKeys()?.isEmpty ?? true else {
|
||||
return
|
||||
}
|
||||
|
||||
var views: [UIView] = []
|
||||
if let snapshotView = self.snapshotView {
|
||||
views.append(snapshotView)
|
||||
self.snapshotView = nil
|
||||
}
|
||||
|
||||
self.listNode.forEachVisibleItemNode { node in
|
||||
if let node = node as? ThemeCarouselThemeItemIconNode {
|
||||
if let snapshotView = node.snapshotView {
|
||||
views.append(snapshotView)
|
||||
node.snapshotView = nil
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
UIView.animate(withDuration: 0.3, animations: {
|
||||
for view in views {
|
||||
view.alpha = 0.0
|
||||
}
|
||||
}, completion: { _ in
|
||||
for view in views {
|
||||
view.removeFromSuperview()
|
||||
}
|
||||
})
|
||||
}
|
||||
}
|
||||
Reference in New Issue
Block a user