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https://github.com/Swiftgram/Telegram-iOS.git
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Refactor SettingsUI and related modules
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Peter
@@ -0,0 +1,280 @@
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import Foundation
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import UIKit
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import Display
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import AsyncDisplayKit
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import SwiftSignalKit
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import TelegramCore
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import TelegramPresentationData
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import TelegramUIPreferences
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import LegacyComponents
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import ItemListUI
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class ThemeSettingsFontSizeItem: ListViewItem, ItemListItem {
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let theme: PresentationTheme
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let fontSize: PresentationFontSize
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let sectionId: ItemListSectionId
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let updated: (PresentationFontSize) -> Void
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let tag: ItemListItemTag?
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init(theme: PresentationTheme, fontSize: PresentationFontSize, sectionId: ItemListSectionId, updated: @escaping (PresentationFontSize) -> Void, tag: ItemListItemTag? = nil) {
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self.theme = theme
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self.fontSize = fontSize
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self.sectionId = sectionId
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self.updated = updated
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self.tag = tag
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}
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func nodeConfiguredForParams(async: @escaping (@escaping () -> Void) -> Void, params: ListViewItemLayoutParams, synchronousLoads: Bool, previousItem: ListViewItem?, nextItem: ListViewItem?, completion: @escaping (ListViewItemNode, @escaping () -> (Signal<Void, NoError>?, (ListViewItemApply) -> Void)) -> Void) {
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async {
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let node = ThemeSettingsFontSizeItemNode()
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let (layout, apply) = node.asyncLayout()(self, params, itemListNeighbors(item: self, topItem: previousItem as? ItemListItem, bottomItem: nextItem as? ItemListItem))
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node.contentSize = layout.contentSize
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node.insets = layout.insets
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Queue.mainQueue().async {
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completion(node, {
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return (nil, { _ in apply() })
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})
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}
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}
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}
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func updateNode(async: @escaping (@escaping () -> Void) -> Void, node: @escaping () -> ListViewItemNode, params: ListViewItemLayoutParams, previousItem: ListViewItem?, nextItem: ListViewItem?, animation: ListViewItemUpdateAnimation, completion: @escaping (ListViewItemNodeLayout, @escaping (ListViewItemApply) -> Void) -> Void) {
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Queue.mainQueue().async {
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if let nodeValue = node() as? ThemeSettingsFontSizeItemNode {
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let makeLayout = nodeValue.asyncLayout()
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async {
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let (layout, apply) = makeLayout(self, params, itemListNeighbors(item: self, topItem: previousItem as? ItemListItem, bottomItem: nextItem as? ItemListItem))
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Queue.mainQueue().async {
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completion(layout, { _ in
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apply()
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})
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}
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}
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}
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}
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}
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}
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private 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: -1.0), blur: 3.5, 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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class ThemeSettingsFontSizeItemNode: ListViewItemNode, ItemListItemNode {
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private let backgroundNode: ASDisplayNode
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private let topStripeNode: ASDisplayNode
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private let bottomStripeNode: ASDisplayNode
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private var sliderView: TGPhotoEditorSliderView?
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private let leftIconNode: ASImageNode
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private let rightIconNode: ASImageNode
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private var item: ThemeSettingsFontSizeItem?
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private var layoutParams: ListViewItemLayoutParams?
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var tag: ItemListItemTag? {
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return self.item?.tag
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}
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init() {
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self.backgroundNode = ASDisplayNode()
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self.backgroundNode.isLayerBacked = true
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self.topStripeNode = ASDisplayNode()
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self.topStripeNode.isLayerBacked = true
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self.bottomStripeNode = ASDisplayNode()
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self.bottomStripeNode.isLayerBacked = 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(layerBacked: false, dynamicBounce: false)
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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 didLoad() {
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super.didLoad()
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let sliderView = TGPhotoEditorSliderView()
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sliderView.enablePanHandling = true
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sliderView.enablePanHandling = true
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sliderView.trackCornerRadius = 1.0
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sliderView.lineSize = 2.0
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sliderView.dotSize = 5.0
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sliderView.minimumValue = 0.0
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sliderView.maximumValue = 6.0
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sliderView.startValue = 0.0
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sliderView.positionsCount = 7
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sliderView.disablesInteractiveTransitionGestureRecognizer = true
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if let item = self.item, let params = self.layoutParams {
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let value: CGFloat
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switch item.fontSize {
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case .extraSmall:
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value = 0.0
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case .small:
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value = 1.0
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case .medium:
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value = 2.0
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case .regular:
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value = 3.0
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case .large:
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value = 4.0
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case .extraLarge:
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value = 5.0
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case .extraLargeX2:
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value = 6.0
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}
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sliderView.value = value
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sliderView.backgroundColor = item.theme.list.itemBlocksBackgroundColor
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sliderView.backColor = item.theme.list.disclosureArrowColor
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sliderView.trackColor = item.theme.list.itemAccentColor
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sliderView.knobImage = generateKnobImage()
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sliderView.frame = CGRect(origin: CGPoint(x: params.leftInset + 38.0, y: 8.0), size: CGSize(width: params.width - params.leftInset - params.rightInset - 38.0 * 2.0, height: 44.0))
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}
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self.view.addSubview(sliderView)
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sliderView.addTarget(self, action: #selector(self.sliderValueChanged), for: .valueChanged)
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self.sliderView = sliderView
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}
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func asyncLayout() -> (_ item: ThemeSettingsFontSizeItem, _ params: ListViewItemLayoutParams, _ neighbors: ItemListNeighbors) -> (ListViewItemNodeLayout, () -> Void) {
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let currentItem = self.item
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return { item, params, neighbors in
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var updatedLeftIcon: UIImage?
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var updatedRightIcon: UIImage?
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var themeUpdated = false
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if currentItem?.theme !== item.theme {
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themeUpdated = true
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updatedLeftIcon = generateTintedImage(image: UIImage(bundleImageName: "Instant View/SettingsFontMinIcon"), color: item.theme.list.itemPrimaryTextColor)
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updatedRightIcon = generateTintedImage(image: UIImage(bundleImageName: "Instant View/SettingsFontMaxIcon"), color: item.theme.list.itemPrimaryTextColor)
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}
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let contentSize: CGSize
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let insets: UIEdgeInsets
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let separatorHeight = UIScreenPixel
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contentSize = CGSize(width: params.width, height: 60.0)
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insets = itemListNeighborsGroupedInsets(neighbors)
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let layout = ListViewItemNodeLayout(contentSize: contentSize, insets: insets)
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let layoutSize = layout.size
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return (layout, { [weak self] in
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if let strongSelf = self {
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strongSelf.item = item
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strongSelf.layoutParams = params
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strongSelf.backgroundNode.backgroundColor = item.theme.list.itemBlocksBackgroundColor
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strongSelf.topStripeNode.backgroundColor = item.theme.list.itemBlocksSeparatorColor
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strongSelf.bottomStripeNode.backgroundColor = item.theme.list.itemBlocksSeparatorColor
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if strongSelf.backgroundNode.supernode == nil {
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strongSelf.insertSubnode(strongSelf.backgroundNode, at: 0)
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}
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if strongSelf.topStripeNode.supernode == nil {
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strongSelf.insertSubnode(strongSelf.topStripeNode, at: 1)
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}
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if strongSelf.bottomStripeNode.supernode == nil {
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strongSelf.insertSubnode(strongSelf.bottomStripeNode, at: 2)
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}
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switch neighbors.top {
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case .sameSection(false):
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strongSelf.topStripeNode.isHidden = true
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default:
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strongSelf.topStripeNode.isHidden = false
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}
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let bottomStripeInset: CGFloat
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let bottomStripeOffset: CGFloat
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switch neighbors.bottom {
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case .sameSection(false):
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bottomStripeInset = params.leftInset + 16.0
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bottomStripeOffset = -separatorHeight
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default:
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bottomStripeInset = 0.0
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bottomStripeOffset = 0.0
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}
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strongSelf.backgroundNode.frame = CGRect(origin: CGPoint(x: 0.0, y: -min(insets.top, separatorHeight)), size: CGSize(width: params.width, height: contentSize.height + min(insets.top, separatorHeight) + min(insets.bottom, separatorHeight)))
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strongSelf.topStripeNode.frame = CGRect(origin: CGPoint(x: 0.0, y: -min(insets.top, separatorHeight)), size: CGSize(width: layoutSize.width, height: separatorHeight))
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strongSelf.bottomStripeNode.frame = CGRect(origin: CGPoint(x: bottomStripeInset, y: contentSize.height + bottomStripeOffset), size: CGSize(width: layoutSize.width - bottomStripeInset, height: separatorHeight))
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if let updatedLeftIcon = updatedLeftIcon {
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strongSelf.leftIconNode.image = updatedLeftIcon
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}
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if let image = strongSelf.leftIconNode.image {
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strongSelf.leftIconNode.frame = CGRect(origin: CGPoint(x: params.leftInset + 18.0, y: 25.0), size: CGSize(width: image.size.width, height: image.size.height))
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}
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if let updatedRightIcon = updatedRightIcon {
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strongSelf.rightIconNode.image = updatedRightIcon
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}
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if let image = strongSelf.rightIconNode.image {
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strongSelf.rightIconNode.frame = CGRect(origin: CGPoint(x: params.width - params.rightInset - 14.0 - image.size.width, y: 21.0), size: CGSize(width: image.size.width, height: image.size.height))
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}
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if let sliderView = strongSelf.sliderView {
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if themeUpdated {
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sliderView.backgroundColor = item.theme.list.itemBlocksBackgroundColor
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sliderView.backColor = item.theme.list.disclosureArrowColor
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sliderView.trackColor = item.theme.list.itemAccentColor
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sliderView.knobImage = generateKnobImage()
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}
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sliderView.frame = CGRect(origin: CGPoint(x: params.leftInset + 38.0, y: 8.0), size: CGSize(width: params.width - params.leftInset - params.rightInset - 38.0 * 2.0, height: 44.0))
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}
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}
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})
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}
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}
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override func animateInsertion(_ currentTimestamp: Double, duration: Double, short: Bool) {
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self.layer.animateAlpha(from: 0.0, to: 1.0, duration: 0.4)
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}
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override func animateRemoved(_ currentTimestamp: Double, duration: Double) {
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self.layer.animateAlpha(from: 1.0, to: 0.0, duration: 0.15, removeOnCompletion: false)
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}
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@objc func sliderValueChanged() {
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guard let sliderView = self.sliderView else {
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return
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}
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let fontSize: PresentationFontSize
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switch Int(sliderView.value) {
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case 0:
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fontSize = .extraSmall
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case 1:
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fontSize = .small
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case 2:
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fontSize = .medium
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case 3:
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fontSize = .regular
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case 4:
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fontSize = .large
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case 5:
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fontSize = .extraLarge
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case 6:
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fontSize = .extraLargeX2
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default:
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fontSize = .regular
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}
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self.item?.updated(fontSize)
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}
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}
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