楕円

public class Ellipse : Shape

 using cAlgo.API;
 namespace cAlgo
 {
     // このサンプルでは、チャートに楕円形を描画する方法を示します
     [Indicator(IsOverlay = true, TimeZone = TimeZones.UTC, AccessRights = AccessRights.None)]
     public class EllipseShapeSample : Indicator
     {
         protected override void Initialize()
         {
             var ellipse = new Ellipse
             {
                 HorizontalAlignment = HorizontalAlignment.Center,
                 VerticalAlignment = VerticalAlignment.Center,
                 Margin = 5,
                 Width = 100,
                 Height = 200,
                 StrokeColor = Color.Black,
                 FillColor = Color.Aqua,
                 StrokeThickness = 2,
                 StrokeStartLineCap = PenLineCap.Square,
                 Left = 100,
                 Top = 50
             };
             var canvas = new Canvas
             {
                 BackgroundColor = Color.Gold,
                 Opacity = 0.5
             };
             canvas.AddChild(ellipse);
             Chart.AddControl(canvas);
         }
         public override void Calculate(int index)
         {
         }
     }
 }