mirror of
https://github.com/Swiftgram/Telegram-iOS.git
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79 lines
3.7 KiB
Swift
79 lines
3.7 KiB
Swift
import Foundation
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import UIKit
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import AsyncDisplayKit
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import Display
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import AppBundle
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import LegacyComponents
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func generateKnobImage() -> UIImage? {
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return generateImage(CGSize(width: 40.0, height: 40.0), rotatedContext: { size, context in
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context.clear(CGRect(origin: CGPoint(), size: size))
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context.setShadow(offset: CGSize(width: 0.0, height: -3.0), blur: 12.0, color: UIColor(white: 0.0, alpha: 0.25).cgColor)
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context.setFillColor(UIColor.white.cgColor)
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context.fillEllipse(in: CGRect(origin: CGPoint(x: 6.0, y: 6.0), size: CGSize(width: 28.0, height: 28.0)))
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})
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}
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final class InstantPageSettingsBacklightItemNode: InstantPageSettingsItemNode {
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private let sliderView: TGPhotoEditorSliderView
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private let leftIconNode: ASImageNode
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private let rightIconNode: ASImageNode
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init(theme: InstantPageSettingsItemTheme) {
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self.sliderView = TGPhotoEditorSliderView()
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self.sliderView.enablePanHandling = true
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self.sliderView.trackCornerRadius = 1.0
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self.sliderView.lineSize = 2.0
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self.sliderView.minimumValue = 0.0
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self.sliderView.startValue = 0.0
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self.sliderView.maximumValue = 100.0
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self.sliderView.disablesInteractiveTransitionGestureRecognizer = true
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self.leftIconNode = ASImageNode()
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self.leftIconNode.displaysAsynchronously = false
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self.leftIconNode.displayWithoutProcessing = true
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self.rightIconNode = ASImageNode()
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self.rightIconNode.displaysAsynchronously = false
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self.rightIconNode.displayWithoutProcessing = true
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super.init(theme: theme, selectable: false)
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self.updateTheme(theme)
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self.sliderView.value = UIScreen.main.brightness * 100.0
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self.sliderView.addTarget(self, action: #selector(self.sliderChanged), for: .valueChanged)
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self.view.addSubview(self.sliderView)
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self.addSubnode(self.leftIconNode)
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self.addSubnode(self.rightIconNode)
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}
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override func updateTheme(_ theme: InstantPageSettingsItemTheme) {
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super.updateTheme(theme)
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self.sliderView.backgroundColor = theme.itemBackgroundColor
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self.sliderView.backColor = theme.secondaryColor
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self.sliderView.trackColor = theme.accentColor
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self.sliderView.knobImage = generateKnobImage()
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self.leftIconNode.image = generateTintedImage(image: UIImage(bundleImageName: "Instant View/SettingsBrightnessMinIcon"), color: theme.primaryColor)
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self.rightIconNode.image = generateTintedImage(image: UIImage(bundleImageName: "Instant View/SettingsBrightnessMaxIcon"), color: theme.primaryColor)
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}
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override func updateInternalLayout(width: CGFloat, insets: UIEdgeInsets, previousItem: (InstantPageSettingsItemNodeStatus, InstantPageSettingsItemNode?), nextItem: (InstantPageSettingsItemNodeStatus, InstantPageSettingsItemNode?)) -> (height: CGFloat, separatorInset: CGFloat?) {
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self.sliderView.frame = CGRect(origin: CGPoint(x: 38.0, y: 8.0), size: CGSize(width: width - 38.0 * 2.0, height: 44.0))
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if let image = self.leftIconNode.image {
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self.leftIconNode.frame = CGRect(origin: CGPoint(x: 16.0, y: 24.0), size: CGSize(width: image.size.width, height: image.size.height))
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}
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if let image = self.rightIconNode.image {
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self.rightIconNode.frame = CGRect(origin: CGPoint(x: width - 13.0 - image.size.width, y: 21.0), size: CGSize(width: image.size.width, height: image.size.height))
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}
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return (62.0 + insets.top + insets.bottom, nil)
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}
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@objc func sliderChanged() {
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UIScreen.main.brightness = self.sliderView.value / 100.0
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}
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}
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