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Reduce dark pattern glitching

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This commit is contained in:
Ali
2021-06-18 02:12:53 +04:00
parent ace2fc600e
commit 3a4a082265
3 changed files with 83 additions and 40 deletions
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11
submodules/SettingsUI/Sources/Themes/SettingsThemeWallpaperNode.swift
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@@ -30,6 +30,15 @@ private func whiteColorImage(theme: PresentationTheme, color: UIColor) -> Signal
})
}
private let blackColorImage: UIImage? = {
let context = DrawingContext(size: CGSize(width: 1.0, height: 1.0), scale: 1.0, opaque: true, clear: false)
context.withContext { c in
c.setFillColor(UIColor.black.cgColor)
c.fill(CGRect(origin: CGPoint(), size: CGSize(width: 1.0, height: 1.0)))
}
return context.generateImage()
}()
final class SettingsThemeWallpaperNode: ASDisplayNode {
var wallpaper: TelegramWallpaper?
private var arguments: PatternWallpaperArguments?
@@ -202,6 +211,7 @@ final class SettingsThemeWallpaperNode: ASDisplayNode {
let convertedFullRepresentations = [ImageRepresentationWithReference(representation: .init(dimensions: fullDimensions, resource: file.file.resource, progressiveSizes: [], immediateThumbnailData: nil), reference: .wallpaper(wallpaper: .slug(file.slug), resource: file.file.resource))]
let imageSignal: Signal<(TransformImageArguments) -> DrawingContext?, NoError>
var placeholder: UIImage?
if wallpaper.isPattern {
var patternIntensity: CGFloat = 0.5
if !file.settings.colors.isEmpty {
@@ -211,6 +221,7 @@ final class SettingsThemeWallpaperNode: ASDisplayNode {
}
if patternIntensity < 0.0 {
placeholder = blackColorImage
self.imageNode.alpha = 1.0
self.arguments = PatternWallpaperArguments(colors: [.clear], rotation: nil, customPatternColor: UIColor(white: 0.0, alpha: 1.0 + patternIntensity))
} else {