DynamicShapeStyle

DynamicShapeStyle.swift

struct DynamicShapeStyle: ShapeStyle {
    let light: AnyShapeStyle
    let dark: AnyShapeStyle

    init<Light: ShapeStyle, Dark: ShapeStyle>(light: Light, dark: Dark) {
        self.light = AnyShapeStyle(light)
        self.dark = AnyShapeStyle(dark)
    }

    func resolve(in environment: EnvironmentValues) -> some ShapeStyle {
        switch environment.colorScheme {
        case .light:
            light
        case .dark:
            dark
        @unknown default:
            light
        }
    }
}

extension ShapeStyle where Self == DynamicShapeStyle {
    static func `dynamic`<Light: ShapeStyle, Dark: ShapeStyle>(light: Light, dark: Dark) -> DynamicShapeStyle {
        return .init(light: light, dark: dark)
    }
}