Revit.SDK.Samples.WindowWizard.CS.CreateRefPlane.Create C# (CSharp) Method

        public ReferencePlane Create(Document doc, ReferencePlane host, View view, Autodesk.Revit.DB.XYZ offSet, Autodesk.Revit.DB.XYZ cutVec, string name)
        {
            Autodesk.Revit.DB.XYZ bubbleEnd = new Autodesk.Revit.DB.XYZ ();
            Autodesk.Revit.DB.XYZ freeEnd = new Autodesk.Revit.DB.XYZ ();
            ReferencePlane refPlane;
            try
            {
                refPlane = host as ReferencePlane;
                if (refPlane != null)
                {
                    bubbleEnd = refPlane.BubbleEnd.Add(offSet);
                    freeEnd = refPlane.FreeEnd.Add(offSet);
                    SubTransaction subTransaction = new SubTransaction(doc);
                    subTransaction.Start();
                    refPlane = doc.FamilyCreate.NewReferencePlane(bubbleEnd, freeEnd, cutVec, view);
                    refPlane.Name = name;
                    subTransaction.Commit();
                }
                return refPlane;
            }
            catch
            {
                return null;
            }
        }

        /// <summary>
        /// The implementation of CreateSash(),and creating the Window Sash Solid Geometry
        /// </summary>
        public override void CreateSash()
        {
            double frameCurveOffset1 = 0.075;
            double frameDepth        = 7 * m_wallThickness / 12 + m_windowInset;
            double sashCurveOffset   = 0.075;
            double sashDepth         = (frameDepth - m_windowInset) / 2;

            //get the exterior view and sash referenceplane which are used in this process
            Autodesk.Revit.DB.View exteriorView   = Utility.GetViewByName("Exterior", m_application, m_document);
            SubTransaction         subTransaction = new SubTransaction(m_document);

            subTransaction.Start();

            //add a middle reference plane between the top referenceplane and sill referenceplane
            CreateRefPlane refPlaneCreator = new CreateRefPlane();
            ReferencePlane middlePlane     = refPlaneCreator.Create(m_document, m_topPlane, exteriorView, new Autodesk.Revit.DB.XYZ(0, 0, -m_height / 2), new Autodesk.Revit.DB.XYZ(0, -1, 0), "tempmiddle");

            m_document.Regenerate();

            //add dimension between top, sill, and middle reference plane, make the dimension segment equal
            Dimension dim = m_dimensionCreator.AddDimension(exteriorView, m_topPlane, m_sillPlane, middlePlane);

            dim.AreSegmentsEqual = true;

            //create first sash
            CurveArray curveArr5 = m_extrusionCreator.CreateRectangle(m_width / 2 - frameCurveOffset1, -m_width / 2 + frameCurveOffset1, m_sillHeight + m_height / 2 + sashCurveOffset / 2, m_sillHeight + frameCurveOffset1, 0);
            CurveArray curveArr6 = m_extrusionCreator.CreateCurveArrayByOffset(curveArr5, sashCurveOffset);

            m_document.Regenerate();

            CurveArrArray curveArrArray3 = new CurveArrArray();

            curveArrArray3.Append(curveArr5);
            curveArrArray3.Append(curveArr6);
            Extrusion sash1 = m_extrusionCreator.NewExtrusion(curveArrArray3, m_sashPlane, 2 * sashDepth, sashDepth);

            m_document.Regenerate();

            Face      esashFace1 = GeoHelper.GetExtrusionFace(sash1, m_rightView, true);
            Face      isashFace1 = GeoHelper.GetExtrusionFace(sash1, m_rightView, false);
            Dimension sashDim1   = m_dimensionCreator.AddDimension(m_rightView, esashFace1, isashFace1);

            sashDim1.IsLocked = true;
            Dimension sashWithPlane1 = m_dimensionCreator.AddDimension(m_rightView, m_sashPlane, isashFace1);

            sashWithPlane1.IsLocked = true;
            sash1.SetVisibility(CreateVisibility());

            //create second sash
            CurveArray curveArr7 = m_extrusionCreator.CreateRectangle(m_width / 2 - frameCurveOffset1, -m_width / 2 + frameCurveOffset1, m_sillHeight + m_height - frameCurveOffset1, m_sillHeight + m_height / 2 - sashCurveOffset / 2, 0);
            CurveArray curveArr8 = m_extrusionCreator.CreateCurveArrayByOffset(curveArr7, sashCurveOffset);

            m_document.Regenerate();

            CurveArrArray curveArrArray4 = new CurveArrArray();

            curveArrArray4.Append(curveArr7);
            curveArrArray4.Append(curveArr8);
            Extrusion sash2 = m_extrusionCreator.NewExtrusion(curveArrArray4, m_sashPlane, sashDepth, 0);

            sash2.SetVisibility(CreateVisibility());
            m_document.Regenerate();

            Face      esashFace2 = GeoHelper.GetExtrusionFace(sash2, m_rightView, true);
            Face      isashFace2 = GeoHelper.GetExtrusionFace(sash2, m_rightView, false);
            Dimension sashDim2   = m_dimensionCreator.AddDimension(m_rightView, esashFace2, isashFace2);

            sashDim2.IsLocked = true;
            Dimension sashWithPlane2 = m_dimensionCreator.AddDimension(m_rightView, m_sashPlane, isashFace2);

            m_document.Regenerate();
            sashWithPlane2.IsLocked = true;

            //set category of the sash extrusions
            if (m_frameCat != null)
            {
                sash1.Subcategory = m_frameCat;
                sash2.Subcategory = m_frameCat;
            }
            Autodesk.Revit.DB.ElementId id = m_sashMatID;
            sash1.get_Parameter(BuiltInParameter.MATERIAL_ID_PARAM).Set(id);
            sash2.get_Parameter(BuiltInParameter.MATERIAL_ID_PARAM).Set(id);
            subTransaction.Commit();
        }