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Fix pinch image quality

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This commit is contained in:
Ali 2021-04-06 20:30:13 +04:00
parent e1c22bb902
commit 8b10208264
1 changed files with 47 additions and 6 deletions
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53
submodules/TelegramUI/Sources/ChatMessageInteractiveMediaNode.swift
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@ -79,7 +79,7 @@ final class ChatMessageInteractiveMediaNode: ASDisplayNode, GalleryItemTransitio
private let pinchContainerNode: PinchSourceContainerNode private let pinchContainerNode: PinchSourceContainerNode
private let imageNode: TransformImageNode private let imageNode: TransformImageNode
private var currentImageArguments: TransformImageArguments? private var currentImageArguments: TransformImageArguments?
private var currentHighQualityImageSignal: Signal<(TransformImageArguments) -> DrawingContext?, NoError>? private var currentHighQualityImageSignal: (Signal<(TransformImageArguments) -> DrawingContext?, NoError>, CGSize)?
private var highQualityImageNode: TransformImageNode? private var highQualityImageNode: TransformImageNode?
private var videoNode: UniversalVideoNode? private var videoNode: UniversalVideoNode?
@ -187,14 +187,43 @@ final class ChatMessageInteractiveMediaNode: ASDisplayNode, GalleryItemTransitio
var highQualityImageNode: TransformImageNode? var highQualityImageNode: TransformImageNode?
if let current = strongSelf.highQualityImageNode { if let current = strongSelf.highQualityImageNode {
highQualityImageNode = current highQualityImageNode = current
} else if let currentHighQualityImageSignal = strongSelf.currentHighQualityImageSignal, let currentImageArguments = strongSelf.currentImageArguments { } else if let (currentHighQualityImageSignal, nativeImageSize) = strongSelf.currentHighQualityImageSignal, let currentImageArguments = strongSelf.currentImageArguments {
let imageNode = TransformImageNode() let imageNode = TransformImageNode()
imageNode.frame = strongSelf.imageNode.frame imageNode.frame = strongSelf.imageNode.frame
let corners = currentImageArguments.corners
if isRoundEqualCorners(corners) {
imageNode.cornerRadius = corners.topLeft.radius
imageNode.layer.mask = nil
} else {
imageNode.cornerRadius = 0
let boundingSize: CGSize = CGSize(width: max(corners.topLeft.radius, corners.bottomLeft.radius) + max(corners.topRight.radius, corners.bottomRight.radius), height: max(corners.topLeft.radius, corners.topRight.radius) + max(corners.bottomLeft.radius, corners.bottomRight.radius))
let size: CGSize = CGSize(width: boundingSize.width + corners.extendedEdges.left + corners.extendedEdges.right, height: boundingSize.height + corners.extendedEdges.top + corners.extendedEdges.bottom)
let arguments = TransformImageArguments(corners: corners, imageSize: size, boundingSize: boundingSize, intrinsicInsets: UIEdgeInsets())
let context = DrawingContext(size: size, clear: true)
context.withContext { ctx in
ctx.setFillColor(UIColor.black.cgColor)
ctx.fill(arguments.drawingRect)
}
addCorners(context, arguments: arguments)
if let maskImage = context.generateImage() {
let mask = CALayer()
mask.contents = maskImage.cgImage
mask.contentsScale = maskImage.scale
mask.contentsCenter = CGRect(x: max(corners.topLeft.radius, corners.bottomLeft.radius) / maskImage.size.width, y: max(corners.topLeft.radius, corners.topRight.radius) / maskImage.size.height, width: (maskImage.size.width - max(corners.topLeft.radius, corners.bottomLeft.radius) - max(corners.topRight.radius, corners.bottomRight.radius)) / maskImage.size.width, height: (maskImage.size.height - max(corners.topLeft.radius, corners.topRight.radius) - max(corners.bottomLeft.radius, corners.bottomRight.radius)) / maskImage.size.height)
imageNode.layer.mask = mask
imageNode.layer.mask?.frame = imageNode.bounds
}
}
strongSelf.pinchContainerNode.contentNode.insertSubnode(imageNode, aboveSubnode: strongSelf.imageNode) strongSelf.pinchContainerNode.contentNode.insertSubnode(imageNode, aboveSubnode: strongSelf.imageNode)
var updatedArguments = currentImageArguments let scaleFactor = nativeImageSize.height / currentImageArguments.imageSize.height
updatedArguments.scale = 3.0
let apply = imageNode.asyncLayout()(updatedArguments) let apply = imageNode.asyncLayout()(TransformImageArguments(corners: ImageCorners(), imageSize: CGSize(width: currentImageArguments.imageSize.width * scaleFactor, height: currentImageArguments.imageSize.height * scaleFactor), boundingSize: CGSize(width: currentImageArguments.boundingSize.width * scaleFactor, height: currentImageArguments.boundingSize.height * scaleFactor), intrinsicInsets: UIEdgeInsets(top: currentImageArguments.intrinsicInsets.top * scaleFactor, left: currentImageArguments.intrinsicInsets.left * scaleFactor, bottom: currentImageArguments.intrinsicInsets.bottom * scaleFactor, right: currentImageArguments.intrinsicInsets.right * scaleFactor)))
let _ = apply() let _ = apply()
imageNode.setSignal(currentHighQualityImageSignal, attemptSynchronously: false) imageNode.setSignal(currentHighQualityImageSignal, attemptSynchronously: false)
@ -918,7 +947,19 @@ final class ChatMessageInteractiveMediaNode: ASDisplayNode, GalleryItemTransitio
if let updateImageSignal = updateImageSignal { if let updateImageSignal = updateImageSignal {
strongSelf.imageNode.setSignal(updateImageSignal(synchronousLoads, false), attemptSynchronously: synchronousLoads) strongSelf.imageNode.setSignal(updateImageSignal(synchronousLoads, false), attemptSynchronously: synchronousLoads)
strongSelf.currentHighQualityImageSignal = updateImageSignal(false, true)
var imageDimensions: CGSize?
if let image = media as? TelegramMediaImage, let dimensions = largestImageRepresentation(image.representations)?.dimensions {
imageDimensions = dimensions.cgSize
} else if let file = media as? TelegramMediaFile, let dimensions = file.dimensions {
imageDimensions = dimensions.cgSize
} else if let image = media as? TelegramMediaWebFile, let dimensions = image.dimensions {
imageDimensions = dimensions.cgSize
}
if let imageDimensions = imageDimensions {
strongSelf.currentHighQualityImageSignal = (updateImageSignal(false, true), imageDimensions)
}
} }
if let _ = secretBeginTimeAndTimeout { if let _ = secretBeginTimeAndTimeout {