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241
TelegramUI/InstantPageSettingsNode.swift
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241
TelegramUI/InstantPageSettingsNode.swift
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import Foundation
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import Display
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import AsyncDisplayKit
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import Postbox
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import SwiftSignalKit
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private func generateArrowImage(color: UIColor) -> UIImage? {
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let smallRadius: CGFloat = 5.0
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let largeRadius: CGFloat = 14.0
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return generateImage(CGSize(width: smallRadius + largeRadius, height: smallRadius + largeRadius + 16.0), contextGenerator: { size, context in
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context.clear(CGRect(origin: CGPoint(), size: size))
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if let image = generateTintedImage(image: UIImage(bundleImageName: "Instant View/SettingsArrow"), color: color), let cgImage = image.cgImage {
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context.setFillColor(color.cgColor)
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context.fill(CGRect(origin: CGPoint(x: 0.0, y: size.height - image.size.height - 16.0), size: CGSize(width: size.width, height: 16.0)))
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context.draw(cgImage, in: CGRect(origin: CGPoint(x: size.width - image.size.width, y: size.height - image.size.height), size: image.size))
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}
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})
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}
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final class InstantPageSettingsNode: ASDisplayNode {
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private var settings: InstantPagePresentationSettings
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private var theme: InstantPageSettingsItemTheme
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private let applySettings: (InstantPagePresentationSettings) -> Void
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private var sections: [[InstantPageSettingsItemNode]] = []
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private let sansFamilyNode: InstantPageSettingsFontFamilyNode
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private let serifFamilyNode: InstantPageSettingsFontFamilyNode
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private let themeItemNode: InstantPageSettingsThemeItemNode
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private let autoNightItemNode: InstantPageSettingsSwitchNode
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private let arrowNode: ASImageNode
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private let itemContainerNode: ASDisplayNode
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init(strings: PresentationStrings, settings: InstantPagePresentationSettings, applySettings: @escaping (InstantPagePresentationSettings) -> Void) {
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self.settings = settings
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self.theme = InstantPageSettingsItemTheme.themeFor(settings)
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self.applySettings = applySettings
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self.arrowNode = ASImageNode()
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self.arrowNode.displayWithoutProcessing = true
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self.arrowNode.displaysAsynchronously = false
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self.arrowNode.image = generateArrowImage(color: self.theme.itemBackgroundColor)
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self.itemContainerNode = ASDisplayNode()
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self.itemContainerNode.layer.masksToBounds = true
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self.itemContainerNode.layer.cornerRadius = 16.0
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self.itemContainerNode.backgroundColor = self.theme.listBackgroundColor
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var updateSerifImpl: ((Bool) -> Void)?
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var updateThemeTypeImpl: ((InstantPageThemeType) -> Void)?
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var updateAutoNightImpl: ((Bool) -> Void)?
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self.sansFamilyNode = InstantPageSettingsFontFamilyNode(theme: self.theme, title: "San Francisco", family: nil, checked: !settings.forceSerif, tapped: {
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updateSerifImpl?(false)
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})
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self.serifFamilyNode = InstantPageSettingsFontFamilyNode(theme: self.theme, title: "Georgia", family: "Georgia", checked: settings.forceSerif, tapped: {
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updateSerifImpl?(true)
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})
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self.themeItemNode = InstantPageSettingsThemeItemNode(theme: theme, themeType: settings.themeType, update: { value in
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updateThemeTypeImpl?(value)
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})
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self.autoNightItemNode = InstantPageSettingsSwitchNode(theme: theme, title: strings.InstantPage_AutoNightTheme, isOn: settings.autoNightMode, isEnabled: settings.themeType != .dark, toggled: { value in
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updateAutoNightImpl?(value)
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})
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super.init()
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self.addSubnode(self.arrowNode)
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self.addSubnode(self.itemContainerNode)
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self.sections = [
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[
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InstantPageSettingsBacklightItemNode(theme: self.theme)
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],
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[
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InstantPageSettingsFontSizeItemNode(theme: self.theme, fontSizeVariant: Int(settings.fontSize.rawValue), updated: { [weak self] value in
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if let strongSelf = self {
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strongSelf.updateSettings {
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let size: InstantPagePresentationFontSize = InstantPagePresentationFontSize(rawValue: Int32(value)) ?? .standard
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return $0.withUpdatedFontSize(size)
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}
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}
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}),
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self.sansFamilyNode,
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self.serifFamilyNode
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],
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[
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self.themeItemNode,
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self.autoNightItemNode
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]
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]
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for section in self.sections {
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for item in section {
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self.itemContainerNode.addSubnode(item)
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}
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}
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updateSerifImpl = { [weak self] value in
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if let strongSelf = self {
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strongSelf.updateSettings {
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return $0.withUpdatedForceSerif(value)
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}
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}
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}
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updateThemeTypeImpl = { [weak self] value in
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if let strongSelf = self {
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strongSelf.updateSettings {
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return $0.withUpdatedThemeType(value)
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}
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}
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}
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updateAutoNightImpl = { [weak self] value in
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if let strongSelf = self {
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strongSelf.updateSettings {
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return $0.withUpdatedAutoNightMode(value)
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}
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}
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}
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}
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func updateLayout(layout: ContainerViewLayout, transition: ContainedViewLayoutTransition) {
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let fixedWidth: CGFloat = 295.0
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let sectionSpacing: CGFloat = 4.0
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let sideInset: CGFloat = 11.0
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let topInset: CGFloat = layout.insets(options: [.statusBar]).top + 44.0 + 6.0
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var contentHeight: CGFloat = 0.0
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var itemSizes: [[CGFloat]] = []
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for sectionIndex in 0 ..< self.sections.count {
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itemSizes.append([])
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if sectionIndex != 0 {
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contentHeight += sectionSpacing
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}
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for itemIndex in 0 ..< self.sections[sectionIndex].count {
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let previousItem: InstantPageSettingsItemNodeStatus
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var previousItemNode: InstantPageSettingsItemNode?
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let nextItem: InstantPageSettingsItemNodeStatus
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var nextItemNode: InstantPageSettingsItemNode?
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if itemIndex == 0 {
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if sectionIndex == 0 {
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previousItem = .none
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} else {
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previousItem = .otherSection
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}
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} else {
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previousItem = .sameSection
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previousItemNode = self.sections[sectionIndex][itemIndex - 1]
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}
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if itemIndex == self.sections[sectionIndex].count - 1 {
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if sectionIndex == self.sections.count - 1 {
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nextItem = .none
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} else {
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nextItem = .otherSection
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}
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} else {
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nextItem = .sameSection
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nextItemNode = self.sections[sectionIndex][itemIndex + 1]
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}
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let itemHeight = self.sections[sectionIndex][itemIndex].updateLayout(width: fixedWidth, previousItem: (previousItem, previousItemNode), nextItem: (nextItem, nextItemNode))
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itemSizes[sectionIndex].append(itemHeight)
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contentHeight += itemHeight
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}
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}
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if let image = self.arrowNode.image {
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transition.updateFrame(node: self.arrowNode, frame: CGRect(origin: CGPoint(x: layout.size.width - sideInset - image.size.width, y: topInset - image.size.height + 16.0 + 8.0), size: image.size))
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}
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transition.updateFrame(node: self.itemContainerNode, frame: CGRect(origin: CGPoint(x: layout.size.width - sideInset - fixedWidth, y: topInset), size: CGSize(width: fixedWidth, height: contentHeight)))
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var nextItemOffset: CGFloat = 0.0
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for sectionIndex in 0 ..< self.sections.count {
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if sectionIndex != 0 {
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nextItemOffset += sectionSpacing
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}
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for itemIndex in 0 ..< self.sections[sectionIndex].count {
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let itemHeight = itemSizes[sectionIndex][itemIndex]
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transition.updateFrame(node: self.sections[sectionIndex][itemIndex], frame: CGRect(origin: CGPoint(x: 0.0, y: nextItemOffset), size: CGSize(width: fixedWidth, height: itemHeight)))
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nextItemOffset += itemHeight
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}
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}
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}
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func animateIn() {
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self.layer.animateAlpha(from: 0.0, to: 1.0, duration: 0.3)
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}
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func animateOut(completion: @escaping () -> Void) {
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self.layer.animateAlpha(from: 1.0, to: 0.0, duration: 0.3, removeOnCompletion: false, completion: { _ in
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completion()
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})
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}
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private func updateSettings(_ f: (InstantPagePresentationSettings) -> InstantPagePresentationSettings) {
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let updated = f(self.settings)
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if updated != self.settings {
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self.settings = updated
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self.sansFamilyNode.checked = !self.settings.forceSerif
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self.serifFamilyNode.checked = self.settings.forceSerif
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self.themeItemNode.themeType = self.settings.themeType
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self.autoNightItemNode.isEnabled = self.settings.themeType != .dark
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let theme = InstantPageSettingsItemTheme.themeFor(self.settings)
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if theme != self.theme {
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self.theme = theme
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if let snapshotView = self.view.snapshotView(afterScreenUpdates: false) {
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self.view.addSubview(snapshotView)
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snapshotView.layer.animateAlpha(from: 1.0, to: 0.0, duration: 0.15, removeOnCompletion: false, completion: { [weak snapshotView] _ in
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snapshotView?.removeFromSuperview()
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})
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}
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self.arrowNode.image = generateArrowImage(color: self.theme.itemBackgroundColor)
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self.itemContainerNode.backgroundColor = self.theme.listBackgroundColor
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for section in self.sections {
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for item in section {
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item.updateTheme(self.theme)
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}
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}
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}
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self.applySettings(settings)
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}
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}
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override func hitTest(_ point: CGPoint, with event: UIEvent?) -> UIView? {
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if self.itemContainerNode.frame.contains(point) {
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return super.hitTest(point, with: event)
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} else {
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return nil
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}
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}
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}
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