BuildingCoder.CmdRoomWallAdjacency.DetermineAdjacentElementLengthsAndWallAreas C# (CSharp) Method

        void DetermineAdjacentElementLengthsAndWallAreas(
            Room room)
        {
            Document doc = room.Document;

              // 'Autodesk.Revit.DB.Architecture.Room.Boundary' is obsolete:
              // use GetBoundarySegments(SpatialElementBoundaryOptions) instead.

              //BoundarySegmentArrayArray boundaries = room.Boundary; // 2011

              IList<IList<BoundarySegment>> boundaries
            = room.GetBoundarySegments(
              new SpatialElementBoundaryOptions() ); // 2012

              // a room may have a null boundary property:

              int n = 0;

              if( null != boundaries )
              {
            //n = boundaries.Size; // 2011
            n = boundaries.Count; // 2012
              }

              Debug.Print(
            "{0} has {1} boundar{2}{3}",
            Util.ElementDescription( room ),
            n, Util.PluralSuffixY( n ),
            Util.DotOrColon( n ) );

              if( 0 < n )
              {
            int iBoundary = 0, iSegment;

            //foreach( BoundarySegmentArray b in boundaries ) // 2011
            foreach( IList<BoundarySegment> b in boundaries ) // 2012
              {
              ++iBoundary;
              iSegment = 0;
              foreach( BoundarySegment s in b )
              {
            ++iSegment;

            //Element neighbour = s.Element; // 2015
            Element neighbour = doc.GetElement( s.ElementId ); // 2016

            //Curve curve = s.Curve; // 2015
            Curve curve = s.GetCurve(); // 2016

            double length = curve.Length;

            Debug.Print(
              "  Neighbour {0}:{1} {2} has {3}"
              + " feet adjacent to room.",
              iBoundary, iSegment,
              Util.ElementDescription( neighbour ),
              Util.RealString( length ) );

            if( neighbour is Wall )
            {
              Wall wall = neighbour as Wall;

              Parameter p = wall.get_Parameter(
                BuiltInParameter.HOST_AREA_COMPUTED );

              double area = p.AsDouble();

              LocationCurve lc
                = wall.Location as LocationCurve;

              double wallLength = lc.Curve.Length;

              //Level bottomLevel = wall.Level; // 2013
              Level bottomLevel =  doc.GetElement( wall.LevelId ) as Level; // 2014
              double bottomElevation = bottomLevel.Elevation;
              double topElevation = bottomElevation;

              p = wall.get_Parameter(
                BuiltInParameter.WALL_HEIGHT_TYPE );

              if( null != p )
              {
                ElementId id = p.AsElementId();
                Level topLevel = doc.GetElement( id ) as Level;
                topElevation = topLevel.Elevation;
              }

              double height = topElevation - bottomElevation;

              Debug.Print(
                "    This wall has a total length,"
                + " height and area of {0} feet,"
                + " {1} feet and {2} square feet.",
                Util.RealString( wallLength ),
                Util.RealString( height ),
                Util.RealString( area ) );
            }
              }
            }
              }
        }