/// <summary> /// Adds vertices to a polyline and adds it to a transaction. /// </summary> /// <param name="polyLine"></param> /// <param name="pointCollection"></param> public static void AddVertices(this Polyline3d polyLine, Point3dCollection pointCollection) { AutoCadHelper.AppendAndAddToTransaction(polyLine); foreach (Point3d point in pointCollection) { var vertex = new PolylineVertex3d(point); polyLine.AppendVertex(vertex); AutoCadHelper.AddToTransaction(vertex); } // Erase the polyline before commiting so it's not drawn. polyLine.Erase(); }
//convert parts to splines (works for line and arcs*Not arcs yet) static private Spline convertSpline(DBObject dbo) { if (dbo is Spline) { return(dbo as Spline); } if (dbo is Arc) { Arc arcDat = dbo as Arc; Spline seg = new Spline(); //whatever that is return(seg); } else if (dbo is Line) { Line lDat = dbo as Line; Point3dCollection vertices = new Point3dCollection(); vertices.Add(lDat.StartPoint); vertices.Add(lDat.EndPoint); Polyline3d tempPline = new Polyline3d(); //polyine 3D has to be in btr before adding vertices Database db = HostApplicationServices.WorkingDatabase; using (Transaction trans = db.TransactionManager.StartTransaction()) { BlockTableRecord btr = (BlockTableRecord)(trans.GetObject(db.CurrentSpaceId, OpenMode.ForWrite)); btr.AppendEntity(tempPline); foreach (Point3d pnt in vertices) { using (PolylineVertex3d poly3dVert = new PolylineVertex3d(pnt)) { tempPline.AppendVertex(poly3dVert); } } trans.Commit(); } Spline seg = tempPline.Spline; tempPline.Erase(true); return(seg); } return(null); }
public static void UpdateSurface(ObjectId objectId, dynamic xb) { Editor ed = acApp.DocumentManager.MdiActiveDocument.Editor; Document acDoc = acApp.DocumentManager.MdiActiveDocument; Database acCurDb = acDoc.Database; Point3d minPoint = new Point3d(Convert.ToDouble(xb.x1), Convert.ToDouble(xb.y1), Convert.ToDouble(xb.z1)); Point3d maxPoint = new Point3d(Convert.ToDouble(xb.x2), Convert.ToDouble(xb.y2), Convert.ToDouble(xb.z2)); using (Transaction acTrans = acCurDb.TransactionManager.StartTransaction()) { // Open the Block table record for read BlockTable acBlkTbl; acBlkTbl = acTrans.GetObject(acCurDb.BlockTableId, OpenMode.ForRead) as BlockTable; // Open the Block table record Model space for write BlockTableRecord acBlkTblRec; acBlkTblRec = acTrans.GetObject(acBlkTbl[BlockTableRecord.ModelSpace], OpenMode.ForWrite) as BlockTableRecord; Point3d pStart = minPoint; Point3d pEnd = new Point3d(maxPoint.X, maxPoint.Y, minPoint.Z); Vector3d vec = new Vector3d(0, 0, maxPoint.Z - minPoint.Z); if (minPoint.Z == maxPoint.Z) { pStart = minPoint; pEnd = new Point3d(maxPoint.X, minPoint.Y, maxPoint.Z); vec = new Vector3d(0, maxPoint.Y - minPoint.Y, 0); } // Create polyline Polyline3d poly = new Polyline3d(); acBlkTblRec.AppendEntity(poly); acTrans.AddNewlyCreatedDBObject(poly, true); // Add vertex foreach (Point3d pnt in new List <Point3d>() { pStart, pEnd }) { PolylineVertex3d vex3d = new PolylineVertex3d(pnt); poly.AppendVertex(vex3d); acTrans.AddNewlyCreatedDBObject(vex3d, true); } poly.Closed = false; #if BRX_APP ExtrudedSurface extrSurf = (Teigha.DatabaseServices.ExtrudedSurface)acTrans.GetObject(objectId, OpenMode.ForWrite); #elif ARX_APP ExtrudedSurface extrSurf = (Autodesk.AutoCAD.DatabaseServices.ExtrudedSurface)acTrans.GetObject(objectId, OpenMode.ForWrite); #endif extrSurf.SetDatabaseDefaults(); SweepOptions sweepOpts = new SweepOptions(); extrSurf.CreateExtrudedSurface(poly, vec, sweepOpts); extrSurf.UIsoLineDensity = 0; extrSurf.VIsoLineDensity = 0; extrSurf.Draw(); poly.Erase(); acTrans.Commit(); ed.UpdateScreen(); } }