private static Entity DrawCircularArc(CircularArc arc, double defaultElevation, Point[] densifiedPoints) { PointN pointN = arc.FromPoint as PointN; PointN pointN2 = arc.ToPoint as PointN; PointN pointN3 = arc.CenterPoint as PointN; Point3d point3d = new Point3d(pointN.X, pointN.Y, pointN.Z); Point3d point3d2 = new Point3d(pointN3.X, pointN3.Y, pointN3.Z); Point3d point3d3 = new Point3d(pointN2.X, pointN2.Y, pointN2.Z); Point2d centerPoint = new Point2d(pointN3.X, pointN3.Y); Point2d point2d = new Point2d(pointN.X, pointN.Y); Math.Abs(centerPoint.GetDistanceTo(point2d)); CircularArc3d circArc; if (densifiedPoints != null) { int num = densifiedPoints.Length / 2; PointN pointN4 = (PointN)densifiedPoints[num]; if (arc.IsCounterClockwise) { PointN arg_CC_0 = (PointN)densifiedPoints[0]; PointN arg_D9_0 = (PointN)densifiedPoints[densifiedPoints.Length - 1]; } else { PointN arg_E4_0 = (PointN)densifiedPoints[0]; PointN arg_F1_0 = (PointN)densifiedPoints[densifiedPoints.Length - 1]; } Point3d point3d4 = new Point3d(pointN4.X, pointN4.Y, pointN4.Z); circArc = new CircularArc3d(point3d, point3d4, point3d3); } else { Point2d point2d2 = new Point2d(point3d.X, point3d.Y); Point2d point2d3 = new Point2d(point3d3.X, point3d3.Y); double num2 = GIS2CAD.CalcThetaFromVectors(point2d2, point2d3, centerPoint, arc.IsCounterClockwise); double num3 = Math.Tan(num2 / 4.0); if (!arc.IsCounterClockwise) { num3 *= -1.0; } CircularArc2d circularArc2d = new CircularArc2d(point2d2, point2d3, num3, false); Point2d[] samplePoints = circularArc2d.GetSamplePoints(3); Point3d point3d5 = new Point3d(samplePoints[1].X, samplePoints[1].Y, point3d2.Z); circArc = new CircularArc3d(point3d, point3d5, point3d3); } new Point3d(pointN3.X, pointN3.Y, pointN3.Z); Arc arc2 = GIS2CAD.CreateFromCircularArc(circArc); arc2.ColorIndex = (256); return(arc2); }
private static Entity DrawPart(Segment[] segs, Point[] points, Point[] densifiedPoints, bool closePart, bool hasZ, double defaultElevation) { double num = 0.0; if (segs != null) { if (segs.Length == 1) { CircularArc circularArc = segs[0] as CircularArc; EllipticArc ellipticArc = segs[0] as EllipticArc; BezierCurve bezierCurve = segs[0] as BezierCurve; ArcGIS10Types.Line line = segs[0] as ArcGIS10Types.Line; if (circularArc != null) { if (((PointN)circularArc.FromPoint).X == ((PointN)circularArc.ToPoint).X && ((PointN)circularArc.FromPoint).Y == ((PointN)circularArc.ToPoint).Y) { return(GIS2CAD.DrawCircle(circularArc, defaultElevation)); } return(GIS2CAD.DrawCircularArc(circularArc, defaultElevation, densifiedPoints)); } else if (ellipticArc != null) { if (!ellipticArc.IsCounterClockwise) { return(AGSEllipticalArc.ToCadSpline(ellipticArc, defaultElevation)); } return(AGSEllipticalArc.ToCadEllipse(ellipticArc, defaultElevation)); } else { if (line != null) { return(GIS2CAD.DrawPolyline(densifiedPoints, false)); } if (bezierCurve != null) { return(GIS2CAD.DrawPolyline(densifiedPoints, closePart)); } } } else if (segs.Length > 1) { PointN pointN = segs[0].FromPoint as PointN; num = pointN.Z; if (num == 0.0) { num = defaultElevation; } if (GIS2CAD.CanBeDrawnAsPolyline(segs)) { var polyline = new Autodesk.AutoCAD.DatabaseServices.Polyline(); polyline.ColorIndex = (256); int num2 = 0; PointN pointN2 = (PointN)segs[0].ToPoint; for (int i = 0; i < segs.Length; i++) { Segment segment = segs[i]; CircularArc circularArc2 = segment as CircularArc; var line2 = segment as ArcGIS10Types.Line; if (line2 != null) { PointN pointN3 = (PointN)line2.FromPoint; polyline.AddVertexAt(num2++, new Point2d(pointN3.X, pointN3.Y), 0.0, -1.0, -1.0); pointN2 = (PointN)line2.ToPoint; } else if (circularArc2 != null) { PointN pointN4 = (PointN)circularArc2.CenterPoint; PointN pointN5 = (PointN)circularArc2.FromPoint; PointN pointN6 = (PointN)circularArc2.ToPoint; new Point2d(pointN5.X - pointN4.X, pointN5.Y - pointN4.Y); new Point2d(pointN6.X - pointN4.X, pointN6.Y - pointN4.Y); Point2d point2d = new Point2d(pointN5.X, pointN5.Y); Point2d centerPoint = new Point2d(pointN4.X, pointN4.Y); Point2d point2d2 = new Point2d(pointN6.X, pointN6.Y); double num3 = Math.Abs(centerPoint.GetDistanceTo(point2d)); double num4 = Math.Abs(point2d.GetDistanceTo(point2d2)); double num5 = num3; double num6 = num3; double d = (num5 * num5 + num6 * num6 - num4 * num4) / (2.0 * num5 * num6); double num7 = Math.Acos(d); num7 = GIS2CAD.CalcThetaFromVectors(point2d, point2d2, centerPoint, circularArc2.IsCounterClockwise); double num8 = Math.Tan(num7 / 4.0); if (!circularArc2.IsCounterClockwise) { num8 *= -1.0; } polyline.AddVertexAt(num2++, point2d, num8, -1.0, -1.0); pointN2 = pointN6; } } polyline.AddVertexAt(num2, new Point2d(pointN2.X, pointN2.Y), 0.0, -1.0, -1.0); if (closePart) { polyline.Closed = (true); } return(polyline); } return(GIS2CAD.Draw3dPline(densifiedPoints, closePart)); } } else if (points != null) { if (points.Length == 2) { var line3 = new Autodesk.AutoCAD.DatabaseServices.Line(); line3.ColorIndex = (256); GIS2CAD.AdjustZ(ref points, defaultElevation); Point3d startPoint = GIS2CAD.ToCadPoint3d((PointN)points[0]); Point3d endPoint = GIS2CAD.ToCadPoint3d((PointN)points[1]); line3.StartPoint = (startPoint); line3.EndPoint = (endPoint); return(line3); } if (points.Length > 0) { if (!GIS2CAD.IsPlanar(points)) { try { Document document = AfaDocData.ActiveDocData.Document; var database = document.Database; var transactionManager = document.TransactionManager; using (document.LockDocument()) { using (Transaction transaction = transactionManager.StartTransaction()) { BlockTable blockTable = (BlockTable)transaction.GetObject(database.BlockTableId, 0); BlockTableRecord blockTableRecord = (BlockTableRecord)transaction.GetObject(blockTable[(BlockTableRecord.ModelSpace)], (OpenMode)1); Polyline3d polyline3d = new Polyline3d(); polyline3d.ColorIndex = (256); blockTableRecord.AppendEntity(polyline3d); transaction.AddNewlyCreatedDBObject(polyline3d, true); Point[] array = points; for (int j = 0; j < array.Length; j++) { PointN srcPt = (PointN)array[j]; PolylineVertex3d polylineVertex3d = new PolylineVertex3d(GIS2CAD.ToCadPoint3d(srcPt)); polyline3d.AppendVertex(polylineVertex3d); transaction.AddNewlyCreatedDBObject(polylineVertex3d, true); } if (closePart) { polyline3d.Closed = (true); } document.TransactionManager.QueueForGraphicsFlush(); document.TransactionManager.FlushGraphics(); document.Editor.UpdateScreen(); transaction.Commit(); return(polyline3d); } } } catch (System.Exception ex) { string arg_526_0 = ex.Message; } } var polyline2 = new Autodesk.AutoCAD.DatabaseServices.Polyline(); polyline2.ColorIndex = (256); polyline2.Elevation = (num); num = ((PointN)points[0]).Z; if (num == 0.0) { num = defaultElevation; } int num9 = 0; Point[] array2 = points; for (int k = 0; k < array2.Length; k++) { PointN pointN7 = (PointN)array2[k]; polyline2.AddVertexAt(num9++, new Point2d(pointN7.X, pointN7.Y), 0.0, -1.0, -1.0); } if (closePart) { polyline2.Closed = (true); } return(polyline2); } } return(null); }