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Fix pattern theme preview

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This commit is contained in:
Ali
2021-06-15 17:04:36 +04:00
parent b6f0e4a70c
commit bbff8f4155
2 changed files with 16 additions and 5 deletions
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19
submodules/TelegramUI/Sources/FetchCachedRepresentations.swift
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@@ -503,6 +503,8 @@ private func fetchCachedPatternWallpaperRepresentation(resource: MediaResource,
colorImage = generateImage(size, contextGenerator: { size, c in
let rect = CGRect(origin: CGPoint(), size: size)
c.setBlendMode(.copy)
let averageBackgroundColor = UIColor.average(of: colors)
if colors.count == 1, let color = colors.first {
c.setFillColor(color.cgColor)
@@ -511,11 +513,11 @@ private func fetchCachedPatternWallpaperRepresentation(resource: MediaResource,
let drawingRect = rect
let image = GradientBackgroundNode.generatePreview(size: CGSize(width: 60.0, height: 60.0), colors: colors)
c.translateBy(x: drawingRect.midX, y: drawingRect.midY)
c.scaleBy(x: 1.0, y: -1.0)
c.scaleBy(x: 1.0, y: 1.0)
c.translateBy(x: -drawingRect.midX, y: -drawingRect.midY)
c.draw(image.cgImage!, in: drawingRect)
c.translateBy(x: drawingRect.midX, y: drawingRect.midY)
c.scaleBy(x: 1.0, y: -1.0)
c.scaleBy(x: 1.0, y: 1.0)
c.translateBy(x: -drawingRect.midX, y: -drawingRect.midY)
} else {
let gradientColors = colors.map { $0.cgColor } as CFArray
@@ -546,7 +548,16 @@ private func fetchCachedPatternWallpaperRepresentation(resource: MediaResource,
c.setBlendMode(.softLight)
}
if colors.count == 1, let color = colors.first {
let isLight = averageBackgroundColor.hsb.b >= 0.3
if isLight {
c.setFillColor(UIColor(white: 0.0, alpha: abs(intensity)).cgColor)
c.fill(rect)
} else {
c.setFillColor(UIColor(white: 1.0, alpha: abs(intensity)).cgColor)
c.fill(rect)
}
/*if colors.count == 1, let color = colors.first {
c.setFillColor(patternColor(for: color, intensity: intensity).cgColor)
c.fill(rect)
} else {
@@ -565,7 +576,7 @@ private func fetchCachedPatternWallpaperRepresentation(resource: MediaResource,
c.translateBy(x: -rect.width / 2.0, y: -rect.height / 2.0)
c.drawLinearGradient(gradient, start: CGPoint(x: 0.0, y: 0.0), end: CGPoint(x: 0.0, y: rect.height), options: [.drawsBeforeStartLocation, .drawsAfterEndLocation])
}
}*/
}, scale: 1.0)
}