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Update chat scroll indicator color

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This commit is contained in:
Ali 2021-06-17 19:33:07 +04:00
parent 780a978021
commit b6231f0208
1 changed files with 23 additions and 1 deletions
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24
submodules/TelegramUI/Sources/ChatControllerNode.swift
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@ -371,7 +371,29 @@ class ChatControllerNode: ASDisplayNode, UIScrollViewDelegate {
self.backgroundNode.update(wallpaper: chatPresentationInterfaceState.chatWallpaper)
self.backgroundNode.updateBubbleTheme(bubbleTheme: chatPresentationInterfaceState.theme, bubbleCorners: chatPresentationInterfaceState.bubbleCorners)
self.historyNode.verticalScrollIndicatorColor = UIColor(white: 0.5, alpha: 0.8)
var backgroundColors: [UInt32] = []
switch chatPresentationInterfaceState.chatWallpaper {
case let .file(_, _, _, _, isPattern, _, _, _, settings):
if isPattern {
backgroundColors = settings.colors
}
case let .gradient(_, colors, _):
backgroundColors = colors
case let .color(color):
backgroundColors = [color]
default:
break
}
if !backgroundColors.isEmpty {
let averageColor = UIColor.average(of: backgroundColors.map(UIColor.init(rgb:)))
if averageColor.hsb.b >= 0.3 {
self.historyNode.verticalScrollIndicatorColor = UIColor(white: 0.0, alpha: 0.3)
} else {
self.historyNode.verticalScrollIndicatorColor = UIColor(white: 1.0, alpha: 0.3)
}
} else {
self.historyNode.verticalScrollIndicatorColor = UIColor(white: 0.5, alpha: 0.8)
}
self.historyNode.enableExtractedBackgrounds = true
self.addSubnode(self.backgroundNode)