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import SwiftUI
struct ReviewContentView: View {
@State private var progressExternal = 0.3
@State private var progressCentral = 0.7
@State private var progressInternal = 0.5
var body: some View {
ZStack {
YQProgressRingsView(
progressExternal: $progressExternal,
progressCentral: $progressCentral,
progressInternal: $progressInternal)
.aspectRatio(CGSize(width: 200, height: 200), contentMode: .fit)
VStack(spacing: 10) {
Spacer()
Slider(value: $progressInternal, in: 0...1, step: 0.01).tint(.blue)
Slider(value: $progressCentral, in: 0...1, step: 0.01).tint(.red)
Slider(value: $progressExternal, in: 0...1, step: 0.01).tint(.green)
}
.padding(30)
}
}
}
struct ReviewContentView_Previews: PreviewProvider {
static var previews: some View {
ReviewContentView()
}
}
struct YQProgressRing: Shape {
private let startAngle = Angle.radians(1.5 * .pi)
@Binding var progress: Double
func path(in rect: CGRect) -> Path {
Path { path in
path.addArc(center: CGPoint(x: rect.midX, y: rect.midY), radius: rect.width / 2, startAngle: startAngle, endAngle: startAngle + Angle(radians: 2 * .pi * progress), clockwise: false)
}
}
}
struct YQProgressRingsView: View {
private let ringPadding = 5.0
private let ringWidth = 40.0
private var ringStrokeStyle: StrokeStyle {
StrokeStyle(lineWidth: ringWidth, lineCap: .round, lineJoin: .round)
}
@Binding var progressExternal: Double
@Binding var progressCentral: Double
@Binding var progressInternal: Double
var body: some View {
ZStack {
YQProgressRing(progress: $progressInternal)
.stroke(.blue, style: ringStrokeStyle)
.padding(2*(ringWidth + ringPadding))
YQProgressRing(progress: $progressCentral)
.stroke(.red, style: ringStrokeStyle)
.padding(ringWidth + ringPadding)
YQProgressRing(progress: $progressExternal)
.stroke(.green, style: ringStrokeStyle)
}
.padding(ringWidth)
}
}
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