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This commit is contained in:
Ali
2022-08-19 22:51:12 +03:00
parent 8f2a7327d7
commit ffe00ac2e1
54 changed files with 1847 additions and 462 deletions
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75
submodules/TelegramUI/Components/MultiAnimationRenderer/Sources/MultiAnimationRenderer.swift
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@@ -9,6 +9,7 @@ public protocol MultiAnimationRenderer: AnyObject {
func add(target: MultiAnimationRenderTarget, cache: AnimationCache, itemId: String, size: CGSize, fetch: @escaping (AnimationCacheFetchOptions) -> Disposable) -> Disposable
func loadFirstFrameSynchronously(target: MultiAnimationRenderTarget, cache: AnimationCache, itemId: String, size: CGSize) -> Bool
func loadFirstFrame(target: MultiAnimationRenderTarget, cache: AnimationCache, itemId: String, size: CGSize, fetch: ((AnimationCacheFetchOptions) -> Disposable)?, completion: @escaping (Bool, Bool) -> Void) -> Disposable
func setFrameIndex(itemId: String, size: CGSize, frameIndex: Int, placeholder: UIImage)
}
private var nextRenderTargetId: Int64 = 1
@@ -230,9 +231,11 @@ private final class ItemAnimationContext {
private var disposable: Disposable?
private var displayLink: ConstantDisplayLinkAnimator?
private var item: Atomic<AnimationCacheItem>?
private var itemPlaceholderAndFrameIndex: (UIImage, Int)?
private var currentFrame: Frame?
private var isLoadingFrame: Bool = false
private var loadingFrameTaskId: Int?
private var nextLoadingFrameTaskId: Int = 0
private(set) var isPlaying: Bool = false {
didSet {
@@ -257,6 +260,10 @@ private final class ItemAnimationContext {
if let item = result.item {
strongSelf.item = Atomic(value: item)
}
if let (placeholder, index) = strongSelf.itemPlaceholderAndFrameIndex {
strongSelf.itemPlaceholderAndFrameIndex = nil
strongSelf.setFrameIndex(index: index, placeholder: placeholder)
}
strongSelf.updateIsPlaying()
}
})
@@ -267,6 +274,45 @@ private final class ItemAnimationContext {
self.displayLink?.invalidate()
}
func setFrameIndex(index: Int, placeholder: UIImage) {
if let item = self.item {
let nextFrame = item.with { item -> AnimationCacheItemFrame? in
item.reset()
for i in 0 ... index {
let result = item.advance(advance: .frames(1), requestedFormat: .rgba)
if i == index {
return result
}
}
return nil
}
self.loadingFrameTaskId = nil
if let nextFrame = nextFrame, let currentFrame = Frame(frame: nextFrame) {
self.currentFrame = currentFrame
for target in self.targets.copyItems() {
if let target = target.value {
target.transitionToContents(currentFrame.image.cgImage!)
if let blurredRepresentationTarget = target.blurredRepresentationTarget {
blurredRepresentationTarget.contents = currentFrame.blurredRepresentation(color: target.blurredRepresentationBackgroundColor)?.cgImage
}
}
}
}
} else {
for target in self.targets.copyItems() {
if let target = target.value {
target.transitionToContents(placeholder.cgImage!)
}
}
self.itemPlaceholderAndFrameIndex = (placeholder, index)
}
}
func updateAddedTarget(target: MultiAnimationRenderTarget) {
if let currentFrame = self.currentFrame {
if let cgImage = currentFrame.image.cgImage {
@@ -313,7 +359,7 @@ private final class ItemAnimationContext {
}
var frameAdvance: AnimationCacheItem.Advance?
if !self.isLoadingFrame {
if self.loadingFrameTaskId == nil {
if let currentFrame = self.currentFrame, advanceTimestamp > 0.0 {
let divisionFactor = advanceTimestamp / currentFrame.remainingDuration
let wholeFactor = round(divisionFactor)
@@ -331,8 +377,11 @@ private final class ItemAnimationContext {
}
}
if let frameAdvance = frameAdvance, !self.isLoadingFrame {
self.isLoadingFrame = true
if let frameAdvance = frameAdvance, self.loadingFrameTaskId == nil {
let taskId = self.nextLoadingFrameTaskId
self.nextLoadingFrameTaskId += 1
self.loadingFrameTaskId = taskId
return LoadFrameGroupTask(task: { [weak self] in
let currentFrame: Frame?
@@ -352,7 +401,11 @@ private final class ItemAnimationContext {
return
}
strongSelf.isLoadingFrame = false
if strongSelf.loadingFrameTaskId != taskId {
return
}
strongSelf.loadingFrameTaskId = nil
if let currentFrame = currentFrame {
strongSelf.currentFrame = currentFrame
@@ -529,6 +582,12 @@ public final class MultiAnimationRendererImpl: MultiAnimationRenderer {
})
}
func setFrameIndex(itemId: String, size: CGSize, frameIndex: Int, placeholder: UIImage) {
if let itemContext = self.itemContexts[ItemKey(id: itemId, width: Int(size.width), height: Int(size.height))] {
itemContext.setFrameIndex(index: frameIndex, placeholder: placeholder)
}
}
private func updateIsPlaying() {
var isPlaying = false
for (_, itemContext) in self.itemContexts {
@@ -660,6 +719,12 @@ public final class MultiAnimationRendererImpl: MultiAnimationRenderer {
return groupContext.loadFirstFrame(target: target, cache: cache, itemId: itemId, size: size, fetch: fetch, completion: completion)
}
public func setFrameIndex(itemId: String, size: CGSize, frameIndex: Int, placeholder: UIImage) {
if let groupContext = self.groupContext {
groupContext.setFrameIndex(itemId: itemId, size: size, frameIndex: frameIndex, placeholder: placeholder)
}
}
private func updateIsPlaying() {
var isPlaying = false
if let groupContext = self.groupContext {