BuildingCoder.CmdEllipticalArc.CreateEllipse C# (CSharp) Метод

        Ellipse CreateEllipse( Application app )
        {
            XYZ center = XYZ.Zero;

              double radX = 30;
              double radY = 50;

              XYZ xVec = XYZ.BasisX;
              XYZ yVec = XYZ.BasisY;

              double param0 = 0.0;
              double param1 = 2 * Math.PI;

              //Ellipse e = app.Create.NewEllipse( center, radX, radY, xVec, yVec, param0, param1 ); // 2013

              Ellipse e = Ellipse.Create( center, radX, radY, xVec, yVec, param0, param1 ); // 2014

              // Create a line from ellipse center in
              // direction of target angle:

              double targetAngle = Math.PI / 3.0;

              XYZ direction = new XYZ(
            Math.Cos( targetAngle ),
            Math.Sin( targetAngle ),
            0 );

              //Line line = app.Create.NewLineUnbound( center, direction ); // 2013

              Line line = Line.CreateUnbound( center, direction ); // 2014

              // Find intersection between line and ellipse:

              IntersectionResultArray results;
              e.Intersect( line, out results );

              // Find the shortest intersection segment:

              foreach( IntersectionResult result in results )
              {
            double p = result.UVPoint.U;
            if( p < param1 )
            {
              param1 = p;
            }
              }

              // Apply parameter to the ellipse:

              e.MakeBound( param0, param1 );

              return e;
        }