Created
July 29, 2024 03:48
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ProgressRing
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| import SwiftUI | |
| struct ContentView: View { | |
| @State var progress = 0.0 | |
| var body: some View { | |
| ProgressRing(value: progress) | |
| .frame(maxWidth: .infinity, maxHeight: .infinity) | |
| .contentShape(.rect) | |
| .ignoresSafeArea() | |
| .onTapGesture(perform: refresh) | |
| } | |
| func refresh() { | |
| progress = 0 | |
| withAnimation(.easeOut(duration: 3)) { | |
| progress = 1 | |
| } | |
| } | |
| } | |
| struct ProgressRing: View, Animatable { | |
| var value = 0.0 | |
| var animatableData: Double { | |
| get { max(min(value, 1), 0) } | |
| set { value = max(min(newValue, 1), 0) } | |
| } | |
| var body: some View { | |
| ZStack { | |
| Circle() | |
| .stroke(lineWidth: 15) | |
| .foregroundStyle(.gray.opacity(0.3)) | |
| Circle() | |
| .trim(from: 0, to: value) | |
| .stroke(style: StrokeStyle(lineWidth: 18, lineCap: .round, lineJoin: .round)) | |
| .foregroundStyle( | |
| LinearGradient(colors: [.cyan, .blue], startPoint: .top, endPoint: .bottom) | |
| ) | |
| .rotationEffect(.degrees(-90.0 + (360.0 * value))) | |
| HStack(alignment: .bottom, spacing: 0) { | |
| Text("\(Int(value * 100))") | |
| .font(.largeTitle) | |
| Text("%") | |
| .padding(.bottom, 5) | |
| } | |
| .bold() | |
| .monospacedDigit() | |
| .foregroundStyle(.foreground) | |
| } | |
| .frame(width: 150, height: 150) | |
| } | |
| } | |
| #Preview { | |
| ContentView() | |
| } |
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