ArcGIS Pro 3.0 API Reference Guide
ArcGIS.Core.Geometry Namespace / EllipticArcBuilderEx Class / CentralAngle Property
Example

CentralAngle Property (EllipticArcBuilderEx)
Gets or sets the central angle in radians.
Syntax
public double CentralAngle {get; set;}

Property Value

A double representing the central angle.
Exceptions
ExceptionDescription
The CentralAngle is NaN.
Remarks
Changing the central angle may also change the end point, end angle, and orientation.
Example
Elliptic Arc Builder Properties
// retrieve the curve's properties
EllipticArcBuilderEx builder = new EllipticArcBuilderEx(arcSegment);
MapPoint startPt = builder.StartPoint;
MapPoint endPt = builder.EndPoint;
Coordinate2D centerPt = builder.CenterPoint;
bool isCircular = builder.IsCircular;
bool isMinor = builder.IsMinor;
double startAngle = builder.StartAngle;
double endAngle = builder.EndAngle;
double centralAngle = builder.CentralAngle;
double rotationAngle = builder.RotationAngle;
ArcOrientation orientation = builder.Orientation;
Requirements

Target Platforms: Windows 11, Windows 10, Windows 8.1

ArcGIS Pro version: 2.9 or higher.
See Also