BuildingCoder.CmdFlatten.Flatten C# (CSharp) Méthode

        Result Flatten(
            Document doc,
            ElementId viewId)
        {
            FilteredElementCollector col
            = new FilteredElementCollector( doc, viewId )
              .WhereElementIsNotElementType();

              Options geometryOptions = new Options();

              using( Transaction tx = new Transaction( doc ) )
              {
            if( tx.Start( "Convert elements to DirectShapes" )
              == TransactionStatus.Started )
            {
              foreach( Element e in col )
              {
            GeometryElement gelt = e.get_Geometry(
              geometryOptions );

            if( null != gelt )
            {
              string appDataGUID = e.Id.ToString();

              // Currently create direct shape
              // replacement element in the original
              // document – no API to properly transfer
              // graphic styles to a new document.
              // A possible enhancement: make a copy
              // of the current project and operate
              // on the copy.

              //DirectShape ds = DirectShape.CreateElement(
              //  doc, e.Category.Id,
              //  _direct_shape_appGUID,
              //  appDataGUID ); // 2016

              DirectShape ds = DirectShape.CreateElement(
                doc, e.Category.Id ); //2017

              ds.ApplicationId = _direct_shape_appGUID; // 2017
              ds.ApplicationDataId = appDataGUID; // 2017

              try
              {
                ds.SetShape(
                  new List<GeometryObject>( gelt ) );

                // Delete original element

                doc.Delete( e.Id );
              }
              catch( Autodesk.Revit.Exceptions
                .ArgumentException ex )
              {
                Debug.Print(
                  "Failed to replace {0}; exception {1} {2}",
                  Util.ElementDescription( e ),
                  ex.GetType().FullName,
                  ex.Message );
              }
            }
              }
              tx.Commit();
            }
              }
              return Result.Succeeded;
        }