StartPoint Property (EllipticArcBuilderEx)

In This Topic

Gets or sets the start point.

Syntax

C#
Visual Basic (Declaration)

public override MapPoint StartPoint {get; set;}

Public Overrides NotOverridable Property StartPoint As MapPoint

Exceptions

Exception	Description
System.ArgumentException	The point is null or empty.
System.ArgumentException	The point is not on the embedded circle or ellipse.

Remarks

When setting the start point, it must lie on the embedded circle or ellipse. The start angle, central angle, and end angle may change. All other properties are unchanged.

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

Reference

EllipticArcBuilderEx Class
EllipticArcBuilderEx Members

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