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This commit is contained in:
Ali
2023-04-28 23:34:33 +04:00
parent 7dd76ef329
commit d39cfca5a5
9 changed files with 205 additions and 47 deletions
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42
submodules/TelegramUI/Components/LottieComponent/Sources/LottieComponent.swift
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@@ -55,16 +55,24 @@ public final class LottieComponent: Component {
return EmptyDisposable
}
}
public enum StartingPosition {
case begin
case end
}
public let content: Content
public let color: UIColor
public let startingPosition: StartingPosition
public init(
content: Content,
color: UIColor
color: UIColor,
startingPosition: StartingPosition = .end
) {
self.content = content
self.color = color
self.startingPosition = startingPosition
}
public static func ==(lhs: LottieComponent, rhs: LottieComponent) -> Bool {
@@ -74,6 +82,9 @@ public final class LottieComponent: Component {
if lhs.color != rhs.color {
return false
}
if lhs.startingPosition != rhs.startingPosition {
return false
}
return true
}
@@ -82,6 +93,7 @@ public final class LottieComponent: Component {
private var component: LottieComponent?
private var scheduledPlayOnce: Bool = false
private var playOnceCompletion: (() -> Void)?
private var animationInstance: LottieInstance?
private var currentDisplaySize: CGSize?
private var currentContentDisposable: Disposable?
@@ -147,7 +159,9 @@ public final class LottieComponent: Component {
}
}
public func playOnce(delay: Double = 0.0) {
public func playOnce(delay: Double = 0.0, completion: (() -> Void)? = nil) {
self.playOnceCompletion = completion
guard let _ = self.animationInstance else {
self.scheduledPlayOnce = true
return
@@ -194,13 +208,18 @@ public final class LottieComponent: Component {
}
}
private func loadAnimation(data: Data, cacheKey: String?) {
private func loadAnimation(data: Data, cacheKey: String?, startingPosition: StartingPosition) {
self.animationInstance = LottieInstance(data: data, fitzModifier: .none, colorReplacements: nil, cacheKey: cacheKey ?? "")
if self.scheduledPlayOnce {
self.scheduledPlayOnce = false
self.playOnce()
} else if let animationInstance = self.animationInstance {
self.currentFrame = Int(animationInstance.frameCount - 1)
switch startingPosition {
case .begin:
self.currentFrame = 0
case .end:
self.currentFrame = Int(animationInstance.frameCount - 1)
}
self.updateImage()
}
}
@@ -222,12 +241,21 @@ public final class LottieComponent: Component {
let timestamp = CACurrentMediaTime()
if currentFrameStartTime + timestamp >= secondsPerFrame * 0.9 {
self.currentFrame += 1
var advanceFrameCount = 1
if animationInstance.frameRate == 360 {
advanceFrameCount = 6
}
self.currentFrame += advanceFrameCount
if self.currentFrame >= Int(animationInstance.frameCount) - 1 {
self.currentFrame = Int(animationInstance.frameCount) - 1
self.updateImage()
self.displayLink?.invalidate()
self.displayLink = nil
if let playOnceCompletion = self.playOnceCompletion {
self.playOnceCompletion = nil
playOnceCompletion()
}
} else {
self.currentFrameStartTime = timestamp
self.updateImage()
@@ -271,10 +299,10 @@ public final class LottieComponent: Component {
let content = component.content
self.currentContentDisposable = component.content.load { [weak self, weak content] data, cacheKey in
Queue.mainQueue().async {
guard let self, self.component?.content == content else {
guard let self, let component = self.component, component.content == content else {
return
}
self.loadAnimation(data: data, cacheKey: cacheKey)
self.loadAnimation(data: data, cacheKey: cacheKey, startingPosition: component.startingPosition)
}
}
} else if redrawImage {