mirror of
https://github.com/Swiftgram/Telegram-iOS.git
synced 2025-11-28 19:05:49 +00:00
885 lines
36 KiB
Swift
885 lines
36 KiB
Swift
import Foundation
|
|
import UIKit
|
|
import Display
|
|
import ComponentFlow
|
|
import ComponentDisplayAdapters
|
|
import UIKitRuntimeUtils
|
|
import CoreImage
|
|
import AppBundle
|
|
|
|
private final class ContentContainer: UIView {
|
|
private let maskContentView: UIView
|
|
|
|
init(maskContentView: UIView) {
|
|
self.maskContentView = maskContentView
|
|
|
|
super.init(frame: CGRect())
|
|
}
|
|
|
|
required public init?(coder: NSCoder) {
|
|
fatalError("init(coder:) has not been implemented")
|
|
}
|
|
|
|
override func hitTest(_ point: CGPoint, with event: UIEvent?) -> UIView? {
|
|
guard let result = super.hitTest(point, with: event) else {
|
|
return nil
|
|
}
|
|
if result === self {
|
|
return nil
|
|
}
|
|
return result
|
|
}
|
|
|
|
override func didAddSubview(_ subview: UIView) {
|
|
super.didAddSubview(subview)
|
|
|
|
if let subview = subview as? GlassBackgroundView.ContentView {
|
|
self.maskContentView.addSubview(subview.tintMask)
|
|
}
|
|
}
|
|
|
|
override func willRemoveSubview(_ subview: UIView) {
|
|
super.willRemoveSubview(subview)
|
|
|
|
if let subview = subview as? GlassBackgroundView.ContentView {
|
|
subview.tintMask.removeFromSuperview()
|
|
}
|
|
}
|
|
}
|
|
|
|
public class GlassBackgroundView: UIView {
|
|
public protocol ContentView: UIView {
|
|
var tintMask: UIView { get }
|
|
}
|
|
|
|
open class ContentLayer: SimpleLayer {
|
|
public var targetLayer: CALayer?
|
|
|
|
override init() {
|
|
super.init()
|
|
}
|
|
|
|
override init(layer: Any) {
|
|
super.init(layer: layer)
|
|
}
|
|
|
|
required public init?(coder: NSCoder) {
|
|
fatalError("init(coder:) has not been implemented")
|
|
}
|
|
|
|
override public var position: CGPoint {
|
|
get {
|
|
return super.position
|
|
} set(value) {
|
|
if let targetLayer = self.targetLayer {
|
|
targetLayer.position = value
|
|
}
|
|
super.position = value
|
|
}
|
|
}
|
|
|
|
override public var bounds: CGRect {
|
|
get {
|
|
return super.bounds
|
|
} set(value) {
|
|
if let targetLayer = self.targetLayer {
|
|
targetLayer.bounds = value
|
|
}
|
|
super.bounds = value
|
|
}
|
|
}
|
|
|
|
override public var anchorPoint: CGPoint {
|
|
get {
|
|
return super.anchorPoint
|
|
} set(value) {
|
|
if let targetLayer = self.targetLayer {
|
|
targetLayer.anchorPoint = value
|
|
}
|
|
super.anchorPoint = value
|
|
}
|
|
}
|
|
|
|
override public var anchorPointZ: CGFloat {
|
|
get {
|
|
return super.anchorPointZ
|
|
} set(value) {
|
|
if let targetLayer = self.targetLayer {
|
|
targetLayer.anchorPointZ = value
|
|
}
|
|
super.anchorPointZ = value
|
|
}
|
|
}
|
|
|
|
override public var opacity: Float {
|
|
get {
|
|
return super.opacity
|
|
} set(value) {
|
|
if let targetLayer = self.targetLayer {
|
|
targetLayer.opacity = value
|
|
}
|
|
super.opacity = value
|
|
}
|
|
}
|
|
|
|
override public var sublayerTransform: CATransform3D {
|
|
get {
|
|
return super.sublayerTransform
|
|
} set(value) {
|
|
if let targetLayer = self.targetLayer {
|
|
targetLayer.sublayerTransform = value
|
|
}
|
|
super.sublayerTransform = value
|
|
}
|
|
}
|
|
|
|
override public var transform: CATransform3D {
|
|
get {
|
|
return super.transform
|
|
} set(value) {
|
|
if let targetLayer = self.targetLayer {
|
|
targetLayer.transform = value
|
|
}
|
|
super.transform = value
|
|
}
|
|
}
|
|
|
|
override public func add(_ animation: CAAnimation, forKey key: String?) {
|
|
if let targetLayer = self.targetLayer {
|
|
targetLayer.add(animation, forKey: key)
|
|
}
|
|
|
|
super.add(animation, forKey: key)
|
|
}
|
|
|
|
override public func removeAllAnimations() {
|
|
if let targetLayer = self.targetLayer {
|
|
targetLayer.removeAllAnimations()
|
|
}
|
|
|
|
super.removeAllAnimations()
|
|
}
|
|
|
|
override public func removeAnimation(forKey: String) {
|
|
if let targetLayer = self.targetLayer {
|
|
targetLayer.removeAnimation(forKey: forKey)
|
|
}
|
|
|
|
super.removeAnimation(forKey: forKey)
|
|
}
|
|
}
|
|
|
|
public final class ContentColorView: UIView, ContentView {
|
|
override public static var layerClass: AnyClass {
|
|
return ContentLayer.self
|
|
}
|
|
|
|
public let tintMask: UIView
|
|
|
|
override public init(frame: CGRect) {
|
|
self.tintMask = UIView()
|
|
|
|
super.init(frame: CGRect())
|
|
|
|
self.tintMask.tintColor = .black
|
|
}
|
|
|
|
required public init?(coder: NSCoder) {
|
|
fatalError("init(coder:) has not been implemented")
|
|
}
|
|
}
|
|
|
|
public final class ContentImageView: UIImageView, ContentView {
|
|
override public static var layerClass: AnyClass {
|
|
return ContentLayer.self
|
|
}
|
|
|
|
private let tintImageView: UIImageView
|
|
public var tintMask: UIView {
|
|
return self.tintImageView
|
|
}
|
|
|
|
override public var image: UIImage? {
|
|
didSet {
|
|
self.tintImageView.image = self.image
|
|
}
|
|
}
|
|
|
|
override public var tintColor: UIColor? {
|
|
didSet {
|
|
if self.tintColor != oldValue {
|
|
self.setMonochromaticEffect(tintColor: self.tintColor)
|
|
}
|
|
}
|
|
}
|
|
|
|
override public init(frame: CGRect) {
|
|
self.tintImageView = UIImageView()
|
|
|
|
super.init(frame: CGRect())
|
|
|
|
self.tintImageView.tintColor = .black
|
|
}
|
|
|
|
override public init(image: UIImage?) {
|
|
self.tintImageView = UIImageView()
|
|
|
|
super.init(image: image)
|
|
|
|
self.tintImageView.image = image
|
|
self.tintImageView.tintColor = .black
|
|
}
|
|
|
|
override public init(image: UIImage?, highlightedImage: UIImage?) {
|
|
self.tintImageView = UIImageView()
|
|
|
|
super.init(image: image, highlightedImage: highlightedImage)
|
|
|
|
self.tintImageView.image = image
|
|
self.tintImageView.tintColor = .black
|
|
}
|
|
|
|
required public init?(coder: NSCoder) {
|
|
fatalError("init(coder:) has not been implemented")
|
|
}
|
|
}
|
|
|
|
public struct TintColor: Equatable {
|
|
public enum Kind {
|
|
case panel
|
|
case custom
|
|
}
|
|
|
|
public let kind: Kind
|
|
public let color: UIColor
|
|
|
|
public init(kind: Kind, color: UIColor) {
|
|
self.kind = kind
|
|
self.color = color
|
|
}
|
|
}
|
|
|
|
private struct Params: Equatable {
|
|
let cornerRadius: CGFloat
|
|
let isDark: Bool
|
|
let tintColor: TintColor
|
|
let isInteractive: Bool
|
|
|
|
init(cornerRadius: CGFloat, isDark: Bool, tintColor: TintColor, isInteractive: Bool) {
|
|
self.cornerRadius = cornerRadius
|
|
self.isDark = isDark
|
|
self.tintColor = tintColor
|
|
self.isInteractive = isInteractive
|
|
}
|
|
}
|
|
|
|
private let backgroundNode: NavigationBackgroundNode?
|
|
private let nativeView: UIVisualEffectView?
|
|
private let nativeContainerView: UIVisualEffectView?
|
|
private let nativeParamsView: EffectSettingsContainerView?
|
|
|
|
private let foregroundView: UIImageView?
|
|
private let shadowView: UIImageView?
|
|
|
|
private let maskContainerView: UIView
|
|
public let maskContentView: UIView
|
|
private let contentContainer: ContentContainer
|
|
|
|
public var contentView: UIView {
|
|
if let nativeView = self.nativeView {
|
|
return nativeView.contentView
|
|
} else {
|
|
return self.contentContainer
|
|
}
|
|
}
|
|
|
|
private var params: Params?
|
|
|
|
public static var useCustomGlassImpl: Bool = false
|
|
|
|
public override init(frame: CGRect) {
|
|
if #available(iOS 26.0, *), !GlassBackgroundView.useCustomGlassImpl {
|
|
self.backgroundNode = nil
|
|
|
|
let glassEffect = UIGlassEffect(style: .regular)
|
|
glassEffect.isInteractive = false
|
|
let nativeView = UIVisualEffectView(effect: glassEffect)
|
|
//nativeView.layer.anchorPoint = CGPoint()
|
|
self.nativeView = nativeView
|
|
|
|
let glassContainerEffect = UIGlassContainerEffect()
|
|
let nativeContainerView = UIVisualEffectView(effect: glassContainerEffect)
|
|
self.nativeContainerView = nativeContainerView
|
|
nativeContainerView.contentView.addSubview(nativeView)
|
|
|
|
let nativeParamsView = EffectSettingsContainerView(frame: CGRect())
|
|
self.nativeParamsView = nativeParamsView
|
|
|
|
nativeParamsView.addSubview(nativeContainerView)
|
|
|
|
self.foregroundView = nil
|
|
self.shadowView = nil
|
|
} else {
|
|
self.backgroundNode = NavigationBackgroundNode(color: .black, enableBlur: true, customBlurRadius: 8.0)
|
|
self.nativeView = nil
|
|
self.nativeContainerView = nil
|
|
self.nativeParamsView = nil
|
|
self.foregroundView = UIImageView()
|
|
|
|
self.shadowView = UIImageView()
|
|
}
|
|
|
|
self.maskContainerView = UIView()
|
|
self.maskContainerView.backgroundColor = .white
|
|
if let filter = CALayer.luminanceToAlpha() {
|
|
self.maskContainerView.layer.filters = [filter]
|
|
}
|
|
|
|
self.maskContentView = UIView()
|
|
self.maskContainerView.addSubview(self.maskContentView)
|
|
|
|
self.contentContainer = ContentContainer(maskContentView: self.maskContentView)
|
|
|
|
super.init(frame: frame)
|
|
|
|
if let shadowView = self.shadowView {
|
|
self.addSubview(shadowView)
|
|
}
|
|
if let nativeParamsView = self.nativeParamsView {
|
|
self.addSubview(nativeParamsView)
|
|
}
|
|
if let backgroundNode = self.backgroundNode {
|
|
self.addSubview(backgroundNode.view)
|
|
}
|
|
if let foregroundView = self.foregroundView {
|
|
self.addSubview(foregroundView)
|
|
foregroundView.mask = self.maskContainerView
|
|
}
|
|
self.addSubview(self.contentContainer)
|
|
}
|
|
|
|
required public init?(coder: NSCoder) {
|
|
fatalError("init(coder:) has not been implemented")
|
|
}
|
|
|
|
override public func hitTest(_ point: CGPoint, with event: UIEvent?) -> UIView? {
|
|
/*if let nativeContainerView = self.nativeContainerView {
|
|
if let result = nativeContainerView.hitTest(self.convert(point, to: nativeContainerView), with: event) {
|
|
return result
|
|
}
|
|
}*/
|
|
return nil
|
|
}
|
|
|
|
public func update(size: CGSize, cornerRadius: CGFloat, isDark: Bool, tintColor: TintColor, isInteractive: Bool = false, transition: ComponentTransition) {
|
|
if let nativeContainerView = self.nativeContainerView, let nativeView = self.nativeView, nativeView.bounds.size != size {
|
|
//let previousFrame = nativeView.frame
|
|
|
|
if transition.animation.isImmediate {
|
|
nativeView.layer.cornerRadius = cornerRadius
|
|
nativeView.frame = CGRect(origin: CGPoint(), size: size)
|
|
nativeContainerView.frame = CGRect(origin: CGPoint(), size: CGSize(width: size.width, height: max(size.height, 400.0)))
|
|
} else {
|
|
/*transition.containedViewLayoutTransition.animateView {
|
|
nativeView.layer.cornerRadius = cornerRadius
|
|
nativeView.frame = CGRect(origin: CGPoint(), size: size)
|
|
nativeContainerView.frame = CGRect(origin: CGPoint(), size: CGSize(width: size.width, height: max(size.height, 400.0)))
|
|
}*/
|
|
nativeView.layer.cornerRadius = cornerRadius
|
|
transition.setFrame(view: nativeView, frame: CGRect(origin: CGPoint(), size: size))
|
|
transition.setFrame(view: nativeContainerView, frame: CGRect(origin: CGPoint(), size: CGSize(width: size.width, height: max(size.height, 400.0))))
|
|
|
|
//nativeView.layer.animateFrame(from: previousFrame, to: CGRect(origin: CGPoint(), size: size), duration: 0.4, timingFunction: kCAMediaTimingFunctionSpring)
|
|
}
|
|
}
|
|
if let backgroundNode = self.backgroundNode {
|
|
backgroundNode.updateColor(color: .clear, forceKeepBlur: tintColor.color.alpha != 1.0, transition: transition.containedViewLayoutTransition)
|
|
backgroundNode.update(size: size, cornerRadius: cornerRadius, transition: transition.containedViewLayoutTransition)
|
|
transition.setFrame(view: backgroundNode.view, frame: CGRect(origin: CGPoint(), size: size))
|
|
}
|
|
|
|
let shadowInset: CGFloat = 32.0
|
|
|
|
let params = Params(cornerRadius: cornerRadius, isDark: isDark, tintColor: tintColor, isInteractive: isInteractive)
|
|
if self.params != params {
|
|
self.params = params
|
|
|
|
if let shadowView = self.shadowView {
|
|
let shadowInnerInset: CGFloat = 0.5
|
|
shadowView.image = generateImage(CGSize(width: shadowInset * 2.0 + cornerRadius * 2.0, height: shadowInset * 2.0 + cornerRadius * 2.0), rotatedContext: { size, context in
|
|
context.clear(CGRect(origin: CGPoint(), size: size))
|
|
|
|
context.setFillColor(UIColor.black.cgColor)
|
|
context.setShadow(offset: CGSize(width: 0.0, height: 1.0), blur: 40.0, color: UIColor(white: 0.0, alpha: 0.04).cgColor)
|
|
context.fillEllipse(in: CGRect(origin: CGPoint(x: shadowInset + shadowInnerInset, y: shadowInset + shadowInnerInset), size: CGSize(width: size.width - shadowInset * 2.0 - shadowInnerInset * 2.0, height: size.height - shadowInset * 2.0 - shadowInnerInset * 2.0)))
|
|
|
|
context.setFillColor(UIColor.clear.cgColor)
|
|
context.setBlendMode(.copy)
|
|
context.fillEllipse(in: CGRect(origin: CGPoint(x: shadowInset + shadowInnerInset, y: shadowInset + shadowInnerInset), size: CGSize(width: size.width - shadowInset * 2.0 - shadowInnerInset * 2.0, height: size.height - shadowInset * 2.0 - shadowInnerInset * 2.0)))
|
|
})?.stretchableImage(withLeftCapWidth: Int(shadowInset + cornerRadius), topCapHeight: Int(shadowInset + cornerRadius))
|
|
}
|
|
|
|
if let foregroundView = self.foregroundView {
|
|
foregroundView.image = GlassBackgroundView.generateLegacyGlassImage(size: CGSize(width: cornerRadius * 2.0, height: cornerRadius * 2.0), inset: shadowInset, isDark: isDark, fillColor: tintColor.color)
|
|
} else {
|
|
if let nativeParamsView = self.nativeParamsView, let nativeContainerView = self.nativeContainerView, let nativeView {
|
|
if #available(iOS 26.0, *) {
|
|
let glassEffect = UIGlassEffect(style: .regular)
|
|
switch tintColor.kind {
|
|
case .panel:
|
|
glassEffect.tintColor = nil
|
|
case .custom:
|
|
glassEffect.tintColor = tintColor.color
|
|
}
|
|
glassEffect.isInteractive = params.isInteractive
|
|
|
|
nativeView.effect = glassEffect
|
|
|
|
if isDark {
|
|
nativeParamsView.lumaMin = 0.0
|
|
nativeParamsView.lumaMax = 0.15
|
|
} else {
|
|
nativeParamsView.lumaMin = 0.25
|
|
nativeParamsView.lumaMax = 1.0
|
|
}
|
|
|
|
nativeContainerView.overrideUserInterfaceStyle = isDark ? .dark : .light
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
transition.setFrame(view: self.maskContainerView, frame: CGRect(origin: CGPoint(), size: CGSize(width: size.width + shadowInset * 2.0, height: size.height + shadowInset * 2.0)))
|
|
transition.setFrame(view: self.maskContentView, frame: CGRect(origin: CGPoint(x: shadowInset, y: shadowInset), size: size))
|
|
if let foregroundView = self.foregroundView {
|
|
transition.setFrame(view: foregroundView, frame: CGRect(origin: CGPoint(), size: size).insetBy(dx: -shadowInset, dy: -shadowInset))
|
|
}
|
|
if let shadowView = self.shadowView {
|
|
transition.setFrame(view: shadowView, frame: CGRect(origin: CGPoint(), size: size).insetBy(dx: -shadowInset, dy: -shadowInset))
|
|
}
|
|
transition.setFrame(view: self.contentContainer, frame: CGRect(origin: CGPoint(), size: size))
|
|
}
|
|
}
|
|
|
|
public final class GlassBackgroundContainerView: UIView {
|
|
private final class ContentView: UIView {
|
|
|
|
}
|
|
|
|
private let contentViewImpl: ContentView
|
|
public var contentView: UIView {
|
|
return self.contentViewImpl
|
|
}
|
|
|
|
public override init(frame: CGRect) {
|
|
self.contentViewImpl = ContentView()
|
|
|
|
super.init(frame: frame)
|
|
}
|
|
|
|
required public init?(coder: NSCoder) {
|
|
fatalError("init(coder:) has not been implemented")
|
|
}
|
|
}
|
|
|
|
public final class VariableBlurView: UIVisualEffectView {
|
|
public let maxBlurRadius: CGFloat
|
|
|
|
public var gradientMask: UIImage {
|
|
didSet {
|
|
if self.gradientMask !== oldValue {
|
|
self.resetEffect()
|
|
}
|
|
}
|
|
}
|
|
|
|
public init(gradientMask: UIImage, maxBlurRadius: CGFloat = 20.0) {
|
|
self.gradientMask = gradientMask
|
|
self.maxBlurRadius = maxBlurRadius
|
|
|
|
super.init(effect: UIBlurEffect(style: .regular))
|
|
|
|
self.resetEffect()
|
|
|
|
if self.subviews.indices.contains(1) {
|
|
let tintOverlayView = subviews[1]
|
|
tintOverlayView.alpha = 0
|
|
}
|
|
}
|
|
|
|
required public init?(coder: NSCoder) {
|
|
fatalError("init(coder:) has not been implemented")
|
|
}
|
|
|
|
override public func traitCollectionDidChange(_ previousTraitCollection: UITraitCollection?) {
|
|
if self.traitCollection.hasDifferentColorAppearance(comparedTo: previousTraitCollection) {
|
|
self.resetEffect()
|
|
}
|
|
}
|
|
|
|
private func resetEffect() {
|
|
let filterClassStringEncoded = "Q0FGaWx0ZXI="
|
|
let filterClassString: String = {
|
|
if
|
|
let data = Data(base64Encoded: filterClassStringEncoded),
|
|
let string = String(data: data, encoding: .utf8)
|
|
{
|
|
return string
|
|
}
|
|
|
|
return ""
|
|
}()
|
|
let filterWithTypeStringEncoded = "ZmlsdGVyV2l0aFR5cGU6"
|
|
let filterWithTypeString: String = {
|
|
if
|
|
let data = Data(base64Encoded: filterWithTypeStringEncoded),
|
|
let string = String(data: data, encoding: .utf8)
|
|
{
|
|
return string
|
|
}
|
|
|
|
return ""
|
|
}()
|
|
|
|
let filterWithTypeSelector = Selector(filterWithTypeString)
|
|
|
|
guard let filterClass = NSClassFromString(filterClassString) as AnyObject as? NSObjectProtocol else {
|
|
return
|
|
}
|
|
|
|
guard filterClass.responds(to: filterWithTypeSelector) else {
|
|
return
|
|
}
|
|
|
|
let variableBlur = filterClass.perform(filterWithTypeSelector, with: "variableBlur").takeUnretainedValue()
|
|
|
|
guard let variableBlur = variableBlur as? NSObject else {
|
|
return
|
|
}
|
|
|
|
guard let gradientImageRef = self.gradientMask.cgImage else {
|
|
return
|
|
}
|
|
|
|
variableBlur.setValue(self.maxBlurRadius, forKey: "inputRadius")
|
|
variableBlur.setValue(gradientImageRef, forKey: "inputMaskImage")
|
|
variableBlur.setValue(true, forKey: "inputNormalizeEdges")
|
|
variableBlur.setValue(UIScreenScale, forKey: "scale")
|
|
|
|
let backdropLayer = self.subviews.first?.layer
|
|
backdropLayer?.filters = [variableBlur]
|
|
}
|
|
}
|
|
|
|
private extension CGContext {
|
|
func addBadgePath(in rect: CGRect) {
|
|
saveGState()
|
|
translateBy(x: rect.minX, y: rect.minY)
|
|
scaleBy(x: rect.width / 78.0, y: rect.height / 78.0)
|
|
|
|
// M 0 39
|
|
move(to: CGPoint(x: 0, y: 39))
|
|
|
|
// C 0 17.4609 17.4609 0 39 0
|
|
addCurve(to: CGPoint(x: 39, y: 0),
|
|
control1: CGPoint(x: 0, y: 17.4609),
|
|
control2: CGPoint(x: 17.4609, y: 0))
|
|
|
|
// H 42
|
|
addLine(to: CGPoint(x: 42, y: 0))
|
|
|
|
// C 61.8823 0 78 16.1177 78 36
|
|
addCurve(to: CGPoint(x: 78, y: 36),
|
|
control1: CGPoint(x: 61.8823, y: 0),
|
|
control2: CGPoint(x: 78, y: 16.1177))
|
|
|
|
// V 39
|
|
addLine(to: CGPoint(x: 78, y: 39))
|
|
|
|
// C 78 60.5391 60.5391 78 39 78
|
|
addCurve(to: CGPoint(x: 39, y: 78),
|
|
control1: CGPoint(x: 78, y: 60.5391),
|
|
control2: CGPoint(x: 60.5391, y: 78))
|
|
|
|
// H 36
|
|
addLine(to: CGPoint(x: 36, y: 78))
|
|
|
|
// C 16.1177 78 0 61.8823 0 42
|
|
addCurve(to: CGPoint(x: 0, y: 42),
|
|
control1: CGPoint(x: 16.1177, y: 78),
|
|
control2: CGPoint(x: 0, y: 61.8823))
|
|
|
|
// V 39 / Z
|
|
addLine(to: CGPoint(x: 0, y: 39))
|
|
closePath()
|
|
|
|
restoreGState()
|
|
}
|
|
}
|
|
|
|
public extension GlassBackgroundView {
|
|
static func generateLegacyGlassImage(size: CGSize, inset: CGFloat, isDark: Bool, fillColor: UIColor) -> UIImage {
|
|
var size = size
|
|
if size == .zero {
|
|
size = CGSize(width: 2.0, height: 2.0)
|
|
}
|
|
let innerSize = size
|
|
size.width += inset * 2.0
|
|
size.height += inset * 2.0
|
|
|
|
return UIGraphicsImageRenderer(size: size).image { ctx in
|
|
let context = ctx.cgContext
|
|
|
|
context.clear(CGRect(origin: CGPoint(), size: size))
|
|
|
|
let addShadow: (CGContext, Bool, CGPoint, CGFloat, CGFloat, UIColor, CGBlendMode) -> Void = { context, isOuter, position, blur, spread, shadowColor, blendMode in
|
|
var blur = blur
|
|
|
|
if isOuter {
|
|
blur += abs(spread)
|
|
|
|
context.beginTransparencyLayer(auxiliaryInfo: nil)
|
|
context.saveGState()
|
|
defer {
|
|
context.restoreGState()
|
|
context.endTransparencyLayer()
|
|
}
|
|
|
|
let spreadRect = CGRect(origin: CGPoint(x: inset, y: inset), size: innerSize).insetBy(dx: 0.25, dy: 0.25)
|
|
let spreadPath = UIBezierPath(
|
|
roundedRect: spreadRect,
|
|
cornerRadius: min(spreadRect.width, spreadRect.height) * 0.5
|
|
).cgPath
|
|
|
|
context.setShadow(offset: CGSize(width: position.x, height: position.y), blur: blur, color: shadowColor.cgColor)
|
|
context.setFillColor(UIColor.black.withAlphaComponent(1.0).cgColor)
|
|
context.addPath(spreadPath)
|
|
context.fillPath()
|
|
|
|
let cleanRect = CGRect(origin: CGPoint(x: inset, y: inset), size: innerSize)
|
|
let cleanPath = UIBezierPath(
|
|
roundedRect: cleanRect,
|
|
cornerRadius: min(cleanRect.width, cleanRect.height) * 0.5
|
|
).cgPath
|
|
context.setBlendMode(.copy)
|
|
context.setFillColor(UIColor.clear.cgColor)
|
|
context.addPath(cleanPath)
|
|
context.fillPath()
|
|
context.setBlendMode(.normal)
|
|
} else {
|
|
let image = UIGraphicsImageRenderer(size: size).image(actions: { ctx in
|
|
let context = ctx.cgContext
|
|
|
|
context.clear(CGRect(origin: CGPoint(), size: size))
|
|
let spreadRect = CGRect(origin: CGPoint(x: inset, y: inset), size: innerSize).insetBy(dx: -spread - 0.33, dy: -spread - 0.33)
|
|
|
|
context.setShadow(offset: CGSize(width: position.x, height: position.y), blur: blur, color: shadowColor.cgColor)
|
|
context.setFillColor(shadowColor.cgColor)
|
|
let enclosingRect = spreadRect.insetBy(dx: -10000.0, dy: -10000.0)
|
|
context.addPath(UIBezierPath(rect: enclosingRect).cgPath)
|
|
context.addBadgePath(in: spreadRect)
|
|
context.fillPath(using: .evenOdd)
|
|
})
|
|
|
|
UIGraphicsPushContext(context)
|
|
image.draw(in: CGRect(origin: .zero, size: size), blendMode: blendMode, alpha: 1.0)
|
|
UIGraphicsPopContext()
|
|
}
|
|
}
|
|
|
|
addShadow(context, true, CGPoint(), 10.0, 0.0, UIColor(white: 0.0, alpha: 0.06), .normal)
|
|
addShadow(context, true, CGPoint(), 20.0, 0.0, UIColor(white: 0.0, alpha: 0.06), .normal)
|
|
|
|
var a: CGFloat = 0.0
|
|
var b: CGFloat = 0.0
|
|
var s: CGFloat = 0.0
|
|
fillColor.getHue(nil, saturation: &s, brightness: &b, alpha: &a)
|
|
|
|
let innerImage: UIImage
|
|
if size == CGSize(width: 40.0 + inset * 2.0, height: 40.0 + inset * 2.0), b >= 0.2 {
|
|
innerImage = UIGraphicsImageRenderer(size: size).image { ctx in
|
|
let context = ctx.cgContext
|
|
|
|
context.setFillColor(fillColor.cgColor)
|
|
context.fill(CGRect(origin: CGPoint(), size: size))
|
|
|
|
if let image = UIImage(bundleImageName: "Item List/GlassEdge40x40") {
|
|
let imageInset = (image.size.width - 40.0) * 0.5
|
|
|
|
if s == 0.0 && abs(a - 0.7) < 0.1 && !isDark {
|
|
image.draw(in: CGRect(origin: CGPoint(), size: size).insetBy(dx: inset - imageInset, dy: inset - imageInset), blendMode: .normal, alpha: 1.0)
|
|
} else if s <= 0.3 && !isDark {
|
|
image.draw(in: CGRect(origin: CGPoint(), size: size).insetBy(dx: inset - imageInset, dy: inset - imageInset), blendMode: .normal, alpha: 0.7)
|
|
} else if b >= 0.2 {
|
|
image.draw(in: CGRect(origin: CGPoint(), size: size).insetBy(dx: inset - imageInset, dy: inset - imageInset), blendMode: .overlay, alpha: 1.0)
|
|
} else {
|
|
image.draw(in: CGRect(origin: CGPoint(), size: size).insetBy(dx: inset - imageInset, dy: inset - imageInset), blendMode: .normal, alpha: 0.5)
|
|
}
|
|
}
|
|
}
|
|
} else {
|
|
innerImage = UIGraphicsImageRenderer(size: size).image { ctx in
|
|
let context = ctx.cgContext
|
|
|
|
context.setFillColor(fillColor.cgColor)
|
|
context.fill(CGRect(origin: CGPoint(), size: size).insetBy(dx: inset, dy: inset).insetBy(dx: 0.1, dy: 0.1))
|
|
|
|
addShadow(context, true, CGPoint(x: 0.0, y: 0.0), 20.0, 0.0, UIColor(white: 0.0, alpha: 0.04), .normal)
|
|
addShadow(context, true, CGPoint(x: 0.0, y: 0.0), 5.0, 0.0, UIColor(white: 0.0, alpha: 0.04), .normal)
|
|
|
|
if s <= 0.3 && !isDark {
|
|
addShadow(context, false, CGPoint(x: 0.0, y: 0.0), 8.0, 0.0, UIColor(white: 0.0, alpha: 0.4), .overlay)
|
|
|
|
let edgeAlpha: CGFloat = max(0.8, min(1.0, a))
|
|
|
|
for _ in 0 ..< 2 {
|
|
addShadow(context, false, CGPoint(x: -0.64, y: -0.64), 0.8, 0.0, UIColor(white: 1.0, alpha: edgeAlpha), .normal)
|
|
addShadow(context, false, CGPoint(x: 0.64, y: 0.64), 0.8, 0.0, UIColor(white: 1.0, alpha: edgeAlpha), .normal)
|
|
}
|
|
} else if b >= 0.2 {
|
|
let edgeAlpha: CGFloat = max(0.2, min(isDark ? 0.7 : 0.7, a * a * a))
|
|
|
|
addShadow(context, false, CGPoint(x: -0.64, y: -0.64), 0.5, 0.0, UIColor(white: 1.0, alpha: edgeAlpha), .plusLighter)
|
|
addShadow(context, false, CGPoint(x: 0.64, y: 0.64), 0.5, 0.0, UIColor(white: 1.0, alpha: edgeAlpha), .plusLighter)
|
|
} else {
|
|
let edgeAlpha: CGFloat = max(0.4, min(1.0, a * a * a))
|
|
|
|
addShadow(context, false, CGPoint(x: -0.64, y: -0.64), 1.2, 0.0, UIColor(white: 1.0, alpha: edgeAlpha), .normal)
|
|
addShadow(context, false, CGPoint(x: 0.64, y: 0.64), 1.2, 0.0, UIColor(white: 1.0, alpha: edgeAlpha), .normal)
|
|
}
|
|
}
|
|
}
|
|
|
|
context.addEllipse(in: CGRect(origin: CGPoint(x: inset, y: inset), size: innerSize))
|
|
context.clip()
|
|
innerImage.draw(in: CGRect(origin: CGPoint(), size: size))
|
|
}.stretchableImage(withLeftCapWidth: Int(size.width * 0.5), topCapHeight: Int(size.height * 0.5))
|
|
}
|
|
|
|
static func generateForegroundImage(size: CGSize, isDark: Bool, fillColor: UIColor) -> UIImage {
|
|
var size = size
|
|
if size == .zero {
|
|
size = CGSize(width: 1.0, height: 1.0)
|
|
}
|
|
|
|
return generateImage(size, rotatedContext: { size, context in
|
|
context.clear(CGRect(origin: CGPoint(), size: size))
|
|
|
|
let maxColor = UIColor(white: 1.0, alpha: isDark ? 0.25 : 0.9)
|
|
let minColor = UIColor(white: 1.0, alpha: 0.0)
|
|
|
|
context.setFillColor(fillColor.cgColor)
|
|
context.fillEllipse(in: CGRect(origin: CGPoint(), size: size))
|
|
|
|
let lineWidth: CGFloat = isDark ? 0.66 : 0.66
|
|
|
|
context.saveGState()
|
|
|
|
let darkShadeColor = UIColor(white: isDark ? 1.0 : 0.0, alpha: 0.035)
|
|
let lightShadeColor = UIColor(white: isDark ? 0.0 : 1.0, alpha: 0.035)
|
|
let innerShadowBlur: CGFloat = 24.0
|
|
|
|
context.resetClip()
|
|
context.addEllipse(in: CGRect(origin: CGPoint(), size: size).insetBy(dx: lineWidth * 0.5, dy: lineWidth * 0.5))
|
|
context.clip()
|
|
context.addRect(CGRect(origin: CGPoint(), size: size).insetBy(dx: -100.0, dy: -100.0))
|
|
context.addEllipse(in: CGRect(origin: CGPoint(), size: size))
|
|
context.setFillColor(UIColor.black.cgColor)
|
|
context.setShadow(offset: CGSize(width: 10.0, height: -10.0), blur: innerShadowBlur, color: darkShadeColor.cgColor)
|
|
context.fillPath(using: .evenOdd)
|
|
|
|
context.resetClip()
|
|
context.addEllipse(in: CGRect(origin: CGPoint(), size: size).insetBy(dx: lineWidth * 0.5, dy: lineWidth * 0.5))
|
|
context.clip()
|
|
context.addRect(CGRect(origin: CGPoint(), size: size).insetBy(dx: -100.0, dy: -100.0))
|
|
context.addEllipse(in: CGRect(origin: CGPoint(), size: size))
|
|
context.setFillColor(UIColor.black.cgColor)
|
|
context.setShadow(offset: CGSize(width: -10.0, height: 10.0), blur: innerShadowBlur, color: lightShadeColor.cgColor)
|
|
context.fillPath(using: .evenOdd)
|
|
|
|
context.restoreGState()
|
|
|
|
context.setLineWidth(lineWidth)
|
|
|
|
context.addRect(CGRect(origin: CGPoint(x: 0.0, y: 0.0), size: CGSize(width: size.width * 0.5, height: size.height)))
|
|
context.clip()
|
|
context.addEllipse(in: CGRect(origin: CGPoint(), size: size).insetBy(dx: lineWidth * 0.5, dy: lineWidth * 0.5))
|
|
context.replacePathWithStrokedPath()
|
|
context.clip()
|
|
|
|
do {
|
|
var locations: [CGFloat] = [0.0, 0.5, 0.5 + 0.2, 1.0 - 0.1, 1.0]
|
|
let colors: [CGColor] = [maxColor.cgColor, maxColor.cgColor, minColor.cgColor, minColor.cgColor, maxColor.cgColor]
|
|
|
|
let colorSpace = CGColorSpaceCreateDeviceRGB()
|
|
let gradient = CGGradient(colorsSpace: colorSpace, colors: colors as CFArray, locations: &locations)!
|
|
|
|
context.drawLinearGradient(gradient, start: CGPoint(x: 0.0, y: 0.0), end: CGPoint(x: 0.0, y: size.height), options: CGGradientDrawingOptions())
|
|
}
|
|
|
|
context.resetClip()
|
|
context.addRect(CGRect(origin: CGPoint(x: size.width - size.width * 0.5, y: 0.0), size: CGSize(width: size.width * 0.5, height: size.height)))
|
|
context.clip()
|
|
context.addEllipse(in: CGRect(origin: CGPoint(), size: size).insetBy(dx: lineWidth * 0.5, dy: lineWidth * 0.5))
|
|
context.replacePathWithStrokedPath()
|
|
context.clip()
|
|
|
|
do {
|
|
var locations: [CGFloat] = [0.0, 0.1, 0.5 - 0.2, 0.5, 1.0]
|
|
let colors: [CGColor] = [maxColor.cgColor, minColor.cgColor, minColor.cgColor, maxColor.cgColor, maxColor.cgColor]
|
|
|
|
let colorSpace = CGColorSpaceCreateDeviceRGB()
|
|
let gradient = CGGradient(colorsSpace: colorSpace, colors: colors as CFArray, locations: &locations)!
|
|
|
|
context.drawLinearGradient(gradient, start: CGPoint(x: 0.0, y: 0.0), end: CGPoint(x: 0.0, y: size.height), options: CGGradientDrawingOptions())
|
|
}
|
|
})!.stretchableImage(withLeftCapWidth: Int(size.width * 0.5), topCapHeight: Int(size.height * 0.5))
|
|
}
|
|
}
|
|
|
|
public final class GlassBackgroundComponent: Component {
|
|
private let size: CGSize
|
|
private let cornerRadius: CGFloat
|
|
private let isDark: Bool
|
|
private let tintColor: GlassBackgroundView.TintColor
|
|
|
|
public init(size: CGSize, cornerRadius: CGFloat, isDark: Bool, tintColor: GlassBackgroundView.TintColor) {
|
|
self.size = size
|
|
self.cornerRadius = cornerRadius
|
|
self.isDark = isDark
|
|
self.tintColor = tintColor
|
|
}
|
|
|
|
public static func == (lhs: GlassBackgroundComponent, rhs: GlassBackgroundComponent) -> Bool {
|
|
if lhs.size != rhs.size {
|
|
return false
|
|
}
|
|
if lhs.cornerRadius != rhs.cornerRadius {
|
|
return false
|
|
}
|
|
if lhs.isDark != rhs.isDark {
|
|
return false
|
|
}
|
|
if lhs.tintColor != rhs.tintColor {
|
|
return false
|
|
}
|
|
return true
|
|
}
|
|
|
|
public final class View: GlassBackgroundView {
|
|
func update(component: GlassBackgroundComponent, availableSize: CGSize, state: EmptyComponentState, environment: Environment<Empty>, transition: ComponentTransition) -> CGSize {
|
|
self.update(size: component.size, cornerRadius: component.cornerRadius, isDark: component.isDark, tintColor: component.tintColor, transition: transition)
|
|
|
|
return component.size
|
|
}
|
|
}
|
|
|
|
public func makeView() -> View {
|
|
return View()
|
|
}
|
|
|
|
public func update(view: View, availableSize: CGSize, state: EmptyComponentState, environment: Environment<EnvironmentType>, transition: ComponentTransition) -> CGSize {
|
|
return view.update(component: self, availableSize: availableSize, state: state, environment: environment, transition: transition)
|
|
}
|
|
}
|