Sunburst in SwiftUI

gradient_sunburst.swift

class Stripes {
    
    static func stripedAngularGradient(
        _ colors: [Color],
        stripeCount: Int = 2,
        center: UnitPoint = .center,
        angle: Angle = .zero
    ) -> AngularGradient {
        let stripeWidth: CGFloat = 1.0 / CGFloat(stripeCount)
        
        var stops: [Gradient.Stop] = []
        for i in 0..<stripeCount {
            let location = CGFloat(i) * stripeWidth
            let color = colors[i % colors.count]
            stops.append(Gradient.Stop(color: color, location: location))
            stops.append(Gradient.Stop(color: color, location: location + stripeWidth))
        }
        
        return AngularGradient(
            stops: stops,
            center: center,
            angle: angle
        )
    }
    
}

// How to use
#Preview {
  Rectangle()
      .fill(
          Stripes.stripedAngularGradient(
              [.red, .yellow],
              stripeCount: 24,
              center: .center,
              angle: .degrees(54)
          )
      )
      .frame(width: 200, height: 200)
}