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lil animation ❤️
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| import SwiftUI | |
| struct WhatNotView< | |
| OffCircleContent: View, | |
| OnCircleContent: View, | |
| OffTrailingContent: View, | |
| OnTrailingContent: View | |
| >: View { | |
| @State var toggle: Bool = false | |
| @ScaledMetric var scale: CGFloat = 1 | |
| var duration: TimeInterval = 0.6 | |
| var thingHeight: CGFloat { scale * 33 } | |
| var stackSpacing: CGFloat { 6 } | |
| var animation: Animation { | |
| .spring() | |
| } | |
| private var offCircleContent: () -> (OffCircleContent) | |
| private var onCircleContent: () -> (OnCircleContent) | |
| private var offTrailingContent: () -> (OffTrailingContent) | |
| private var onTrailingContent: () -> (OnTrailingContent) | |
| init( | |
| @ViewBuilder offCircleContent: @escaping () -> (OffCircleContent), | |
| @ViewBuilder onCircleContent: @escaping () -> (OnCircleContent), | |
| @ViewBuilder offTrailingContent: @escaping () -> (OffTrailingContent), | |
| @ViewBuilder onTrailingContent: @escaping () -> (OnTrailingContent) | |
| ) { | |
| self.offCircleContent = offCircleContent | |
| self.onCircleContent = onCircleContent | |
| self.offTrailingContent = offTrailingContent | |
| self.onTrailingContent = onTrailingContent | |
| } | |
| var body: some View { | |
| HStack(spacing: stackSpacing) { | |
| // Use one circle for consistency, just fade in/out the content | |
| // Don't use transitions as they'll lose track of the underlying circle | |
| Circle() | |
| .foregroundColor(.clear) | |
| .overlay(circleContentOverlay, alignment: .leading) | |
| .clipShape(Circle()) | |
| if toggle { | |
| onTrailingContent() | |
| .transition( | |
| .asymmetric( | |
| insertion: .move(edge: .trailing).combined(with: .opacity).animation(animation.delay(1/3)), | |
| removal: .move(edge: .trailing).combined(with: .opacity) | |
| ) | |
| ) | |
| } else { | |
| offTrailingContent().transition( | |
| .asymmetric( | |
| insertion: .move(edge: .leading).combined(with: .opacity).animation(animation.delay(1/3)), | |
| removal: .move(edge: .leading).combined(with: .opacity) | |
| ) | |
| ) | |
| } | |
| } | |
| .frame(height: thingHeight, alignment: .leading) | |
| .padding(.trailing) | |
| .foregroundColor(.white) | |
| .fontDesign(.rounded) | |
| .fontWeight(.bold) | |
| .frame(alignment: .leading) | |
| .background(.regularMaterial, in: RoundedRectangle(cornerRadius: 100, style: .circular)) | |
| .clipped() | |
| .animation(animation, value: toggle) | |
| .onTapGesture { | |
| toggle.toggle() | |
| } | |
| } | |
| @ViewBuilder | |
| var circleContentOverlay: some View { | |
| Circle() | |
| .foregroundColor(.clear) | |
| .background(.ultraThinMaterial, in: Capsule()) | |
| .overlay(alignment: .center, content: { | |
| ZStack(alignment: .center) { | |
| onCircleContent() | |
| .opacity(toggle ? 1 : 0) | |
| offCircleContent() | |
| .opacity(toggle ? 0 : 1) | |
| } | |
| }) | |
| .frame(width: thingHeight, height: thingHeight, alignment: .leading) | |
| } | |
| } | |
| struct WhatNot_Previews: PreviewProvider { | |
| static var previews: some View { | |
| VStack { | |
| HStack { | |
| Spacer() | |
| WhatNotView( | |
| offCircleContent: { | |
| Circle() | |
| .scaledToFit() | |
| .foregroundStyle(Color.red.gradient) | |
| .overlay( | |
| Image(systemName: "chart.bar.xaxis") | |
| ) | |
| }, onCircleContent: { | |
| Circle() | |
| .scaledToFit() | |
| .foregroundStyle(Color.yellow.gradient) | |
| .overlay( | |
| Text("🧑🏼💻") | |
| ) | |
| }, offTrailingContent: { | |
| Text("1.2k") | |
| .foregroundColor(.primary) | |
| }, onTrailingContent: { | |
| Text("Alex is in this \(Text("live!").foregroundColor(.yellow))") | |
| .foregroundColor(.primary) | |
| } | |
| ) | |
| } | |
| Spacer() | |
| } | |
| .padding() | |
| .preferredColorScheme(.dark) | |
| } | |
| } |
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