GuiShapePolygon constructor
      
      GuiShapePolygon({})
     
    
    
Implementation
GuiShapePolygon(
    {required this.sides,
    required this.startAngle,
    this.clockwise = false,
    this.boxFit = BoxFit.none,
    this.cornerRadius = 0}) {
  _polygon = GeoPolygon(sides);
}