長方形

public class Rectangle : Shape

 using cAlgo.API;
 namespace cAlgo
 {
     // This sample shows how to use the Rectangle shape which is a chart control
     [Indicator(IsOverlay = true, TimeZone = TimeZones.UTC, AccessRights = AccessRights.None)]
     public class RectangleShapeSample : Indicator
     {
         protected override void Initialize()
         {
             var stackPanel = new StackPanel
             {
                 HorizontalAlignment = HorizontalAlignment.Center,
                 VerticalAlignment = VerticalAlignment.Center,
                 BackgroundColor = Color.Gold,
                 Opacity = 0.6
             };
             var rectangle = new Rectangle
             {
                 StrokeColor = Color.Blue,
                 FillColor = Color.Red,
                 StrokeThickness = 2,
                 Margin = 10,
                 Width = 300,
                 Height = 100
             };
             stackPanel.AddChild(rectangle);
             Chart.AddControl(stackPanel);
         }
         public override void Calculate(int index)
         {
         }
     }
 }

public double RadiusX {get; set;}

public double RadiusY {get; set;}