BuildingCoder.SteelStairs.Run C# (CSharp) Метод

        public void Run()
        {
            View view = _doc.ActiveView;

              Level level = view.GenLevel;

              if( null == level )
              {
            throw new Exception(
              "No level associated with view" );
              }

              XYZ pt1 = Util.MmToFoot( new XYZ( 0, 0, 1000 ) );
              XYZ pt2 = Util.MmToFoot( new XYZ( 1000, 0, 1000 ) );
              XYZ pt3 = Util.MmToFoot( new XYZ( 2000, 0, 2500 ) );
              XYZ pt4 = Util.MmToFoot( new XYZ( 3000, 0, 2500 ) );

              FamilySymbol familySymbol = Util.FindFamilySymbol(
            _doc,
            CmdSteelStairBeams.FamilyName,
            CmdSteelStairBeams.SymbolName );

              if( familySymbol == null )
              {
            throw new Exception( "Beam Family not found" );
              }

              CreateBeam( familySymbol, level, pt1, pt2 );
              CreateBeam( familySymbol, level, pt2, pt3 );
              CreateBeam( familySymbol, level, pt3, pt4 );
        }

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

              Transaction t = new Transaction( doc );

              t.Start( "Create Steel Stair Beams" );

              // Check whether the required family is loaded:

              FilteredElementCollector collector
            = new FilteredElementCollector( doc )
              .OfClass( typeof( Family ) );

              // If the family is not already loaded, do so:

              if( !collector.Any<Element>(
            e => e.Name.Equals( FamilyName ) ) )
              {
            FamilySymbol symbol;

            if( !doc.LoadFamilySymbol(
              _family_path, SymbolName, out symbol ) )
            {
              message = string.Format(
            "Unable to load '{0}' from '{1}'.",
            SymbolName, _family_path );

              t.RollBack();

              return Result.Failed;
            }
              }

              try
              {
            // Create a couple of connected beams:

            SteelStairs s = new SteelStairs( doc );

            s.Run();

            t.Commit();

            return Result.Succeeded;
              }
              catch( Exception ex )
              {
            message = ex.Message;

            t.RollBack();

            return Result.Failed;
              }
        }