Project9

struct Triangle: Shape {
    func path(in rect: CGRect) -> Path {
        var path = Path()
        
        path.move(to: CGPoint(x: rect.midX, y: rect.minY))
        path.addLine(to: CGPoint(x: rect.minX, y: rect.maxY))
        path.addLine(to: CGPoint(x: rect.maxX, y: rect.maxY))
        path.addLine(to: CGPoint(x: rect.midX, y: rect.minY))
        
        return path
    }
}

 Triangle()
            .stroke(.red, style: StrokeStyle(lineWidth: 10, lineCap: .round, lineJoin: .round))
            .frame(width: 300, height: 300

struct Arc: Shape {
    let startAngle: Angle
    let endAngle: Angle
    let clockwise: Bool
    
    func path(in rect: CGRect) -> Path {
        let rotationAdjustment = Angle.degrees(90)
        let modifiedStart = startAngle - rotationAdjustment
        let modifiedEnd = endAngle - rotationAdjustment

        var path = Path()
        
        path.addArc(center: CGPoint(x: rect.midX, y: rect.midY), radius: rect.width / 2, startAngle: modifiedStart, endAngle: modifiedEnd, clockwise: clockwise)
        
        return path
    }
}

        Arc(startAngle: .degrees(0), endAngle: .degrees(40), clockwise: true)
            .stroke(.blue, lineWidth: 10)
            .frame(width: 300, height: 300)