BuildingCoder.CmdCreateSlopedSlab.Execute C# (CSharp) Метод

        public Result Execute(
            ExternalCommandData revit,
            ref string message,
            ElementSet elements)
        {
            UIApplication uiapp = revit.Application;
              UIDocument uidoc = uiapp.ActiveUIDocument;
              Document doc = uidoc.Document;

              using( Transaction tx = new Transaction( doc ) )
              {
            tx.Start( "Create Sloped Slab" );

            double width = 19.685039400;
            double length = 59.055118200;
            double height = 9.84251968503937;

            XYZ[] pts = new XYZ[] {
              new XYZ( 0.0, 0.0, height ),
              new XYZ( width, 0.0, height ),
              new XYZ( width, length, height ),
              new XYZ( 0, length, height )
            };

            CurveArray profile
              = uiapp.Application.Create.NewCurveArray();

            Line line = null;

            int n = pts.GetLength( 0 );

            XYZ q = pts[n - 1];

            foreach( XYZ p in pts )
            {
              line = Line.CreateBound( q, p );
              profile.Append( line );
              q = p;
            }

            Level level
              = new FilteredElementCollector( doc )
            .OfClass( typeof( Level ) )
            .Where<Element>(
              e => e.Name.Equals( "CreateSlopedSlab" ) )
              .FirstOrDefault<Element>() as Level;

            if( null == level )
            {
              //level = doc.Create.NewLevel( height ); // 2015
              level = Level.Create( doc, height ); // 2016
              level.Name = "Sloped Slab";
            }

            Floor floor = doc.Create.NewSlab(
              profile, level, line, 0.5, true );

            tx.Commit();
              }
              return Result.Succeeded;
        }