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Get Started Free →日本語翻訳:このファイルは liquid-glass-design 用の日本語翻訳が必要です
| Test case | Without → With | Effect | Δ tokens | Δ turns |
|---|---|---|---|---|
| case-01 | ✗→✓ | ▲ Improved | 62% | 0% |
| case-02 | ✗→✓ | ▲ Improved | 10% | 0% |
| case-03 | ✗→✓ | ▲ Improved | 51% | 0% |
| case-05 | ✗→✓ | ▲ Improved | 90% | 0% |
| case-06 | ✗→✓ | ▲ Improved | 52% | 0% |
实现苹果 Liquid Glass 的模式指南——这是一种动态材质,会模糊其后的内容,反射周围内容的颜色和光线,并对触摸和指针交互做出反应。涵盖 SwiftUI、UIKit 和 WidgetKit 集成。
为任何视图添加 Liquid Glass 的最简单方法:
swiftText("Hello, World!") .font(.title) .padding() .glassEffect() // Default: regular variant, capsule shape
swiftText("Hello, World!") .font(.title) .padding() .glassEffect(.regular.tint(.orange).interactive(), in: .rect(cornerRadius: 16.0))
关键自定义选项:
.regular — 标准玻璃效果.tint(Color) — 添加颜色色调以增强突出度.interactive() — 对触摸和指针交互做出反应.capsule(默认)、.rect(cornerRadius:)、.circleswiftButton("Click Me") { /* action */ } .buttonStyle(.glass) Button("Important") { /* action */ } .buttonStyle(.glassProminent)
出于性能和变形考虑,始终将多个玻璃视图包装在一个容器中:
swiftGlassEffectContainer(spacing: 40.0) { HStack(spacing: 40.0) { Image(systemName: "scribble.variable") .frame(width: 80.0, height: 80.0) .font(.system(size: 36)) .glassEffect() Image(systemName: "eraser.fill") .frame(width: 80.0, height: 80.0) .font(.system(size: 36)) .glassEffect() } }
spacing 参数控制合并距离——距离更近的元素会将其玻璃形状融合在一起。
使用 glassEffectUnion 将多个视图组合成单个玻璃形状:
swift@Namespace private var namespace GlassEffectContainer(spacing: 20.0) { HStack(spacing: 20.0) { ForEach(symbolSet.indices, id: \.self) { item in Image(systemName: symbolSet[item]) .frame(width: 80.0, height: 80.0) .glassEffect() .glassEffectUnion(id: item < 2 ? "group1" : "group2", namespace: namespace) } } }
在玻璃元素出现/消失时创建平滑的变形效果:
swift@State private var isExpanded = false @Namespace private var namespace GlassEffectContainer(spacing: 40.0) { HStack(spacing: 40.0) { Image(systemName: "scribble.variable") .frame(width: 80.0, height: 80.0) .glassEffect() .glassEffectID("pencil", in: namespace) if isExpanded { Image(systemName: "eraser.fill") .frame(width: 80.0, height: 80.0) .glassEffect() .glassEffectID("eraser", in: namespace) } } } Button("Toggle") { withAnimation { isExpanded.toggle() } } .buttonStyle(.glass)
要允许水平滚动内容延伸到侧边栏或检查器下方,请确保 ScrollView 内容到达容器的 leading/trailing 边缘。当布局延伸到边缘时,系统会自动处理侧边栏下方的滚动行为——无需额外的修饰符。
swiftlet glassEffect = UIGlassEffect() glassEffect.tintColor = UIColor.systemBlue.withAlphaComponent(0.3) glassEffect.isInteractive = true let visualEffectView = UIVisualEffectView(effect: glassEffect) visualEffectView.translatesAutoresizingMaskIntoConstraints = false visualEffectView.layer.cornerRadius = 20 visualEffectView.clipsToBounds = true view.addSubview(visualEffectView) NSLayoutConstraint.activate([ visualEffectView.centerXAnchor.constraint(equalTo: view.centerXAnchor), visualEffectView.centerYAnchor.constraint(equalTo: view.centerYAnchor), visualEffectView.widthAnchor.constraint(equalToConstant: 200), visualEffectView.heightAnchor.constraint(equalToConstant: 120) ]) // Add content to contentView let label = UILabel() label.text = "Liquid Glass" label.translatesAutoresizingMaskIntoConstraints = false visualEffectView.contentView.addSubview(label) NSLayoutConstraint.activate([ label.centerXAnchor.constraint(equalTo: visualEffectView.contentView.centerXAnchor), label.centerYAnchor.constraint(equalTo: visualEffectView.contentView.centerYAnchor) ])
swiftlet containerEffect = UIGlassContainerEffect() containerEffect.spacing = 40.0 let containerView = UIVisualEffectView(effect: containerEffect) let firstGlass = UIVisualEffectView(effect: UIGlassEffect()) let secondGlass = UIVisualEffectView(effect: UIGlassEffect()) containerView.contentView.addSubview(firstGlass) containerView.contentView.addSubview(secondGlass)
swiftscrollView.topEdgeEffect.style = .automatic scrollView.bottomEdgeEffect.style = .hard scrollView.leftEdgeEffect.isHidden = true
swiftlet favoriteButton = UIBarButtonItem(image: UIImage(systemName: "heart"), style: .plain, target: self, action: #selector(favoriteAction)) favoriteButton.hidesSharedBackground = true // Opt out of shared glass background
swiftstruct MyWidgetView: View { @Environment(\.widgetRenderingMode) var renderingMode var body: some View { if renderingMode == .accented { // Tinted mode: white-tinted, themed glass background } else { // Full color mode: standard appearance } } }
swiftHStack { VStack(alignment: .leading) { Text("Title") .widgetAccentable() // Accent group Text("Subtitle") // Primary group (default) } Image(systemName: "star.fill") .widgetAccentable() // Accent group }
swiftImage("myImage") .widgetAccentedRenderingMode(.monochrome)
swiftVStack { /* content */ } .containerBackground(for: .widget) { Color.blue.opacity(0.2) }
| 决策 | 理由 | |----------|-----------| | 使用 GlassEffectContainer 包装 | 性能优化,实现玻璃元素之间的变形 | | spacing 参数 | 控制合并距离——微调元素需要多近才能融合 | | @Namespace + glassEffectID | 在视图层次结构变化时实现平滑的变形过渡 | | interactive() 修饰符 | 明确选择加入触摸/指针反应——并非所有玻璃都应响应 | | UIKit 中的 UIGlassContainerEffect | 与 SwiftUI 保持一致的容器模式 | | 小组件中的强调色渲染模式 | 当用户选择带色调的主屏幕时,系统会应用带色调的玻璃效果 |
.glassEffect().interactive()withAnimation,以启用平滑的变形过渡.glassEffect() 视图而不使用 GlassEffectContainerclipsToBounds = trueOther measured skills in the registry, with their headline benchmark lift.