Пример #1
0
        //返回路径的几何体
        public IPolyline PathPolyLine()
        {
            IEIDInfo  ipEIDInfo;
            IGeometry ipGeometry;

            if (m_ipPolyline != null)
            {
                return(m_ipPolyline);
            }

            m_ipPolyline = new PolylineClass();
            IGeometryCollection ipNewGeometryColl = m_ipPolyline as IGeometryCollection;//引用传递

            ISpatialReference ipSpatialReference = m_ipMap.SpatialReference;
            IEIDHelper        ipEIDHelper        = new EIDHelperClass();

            ipEIDHelper.GeometricNetwork       = m_ipGeometricNetwork;
            ipEIDHelper.OutputSpatialReference = ipSpatialReference;
            ipEIDHelper.ReturnGeometries       = true;
            IEnumEIDInfo ipEnumEIDInfo = ipEIDHelper.CreateEnumEIDInfo(m_ipEnumNetEID_Edges);
            int          count         = ipEnumEIDInfo.Count;

            ipEnumEIDInfo.Reset();
            for (int i = 0; i < count; i++)
            {
                ipEIDInfo  = ipEnumEIDInfo.Next();
                ipGeometry = ipEIDInfo.Geometry;
                ipNewGeometryColl.AddGeometryCollection(ipGeometry as IGeometryCollection);
            }
            return(m_ipPolyline);
        }
 //返回路径
 public bool PathPolyLine()
 {
     try
     {
         IEIDInfo ipEIDInfo;
         IGeometry ipGeometry;
         if (m_ipPolyline != null) return true;
         m_ipPolyline = new PolylineClass();
         IGeometryCollection ipNewGeometryColl = m_ipPolyline as IGeometryCollection;
         ISpatialReference ipSpatialReference = m_ipMap.SpatialReference;
         IEIDHelper ipEIDHelper = new EIDHelperClass();
         ipEIDHelper.GeometricNetwork = m_ipGeometricNetwork;
         ipEIDHelper.OutputSpatialReference = ipSpatialReference;
         ipEIDHelper.ReturnGeometries = true;
         IEnumEIDInfo ipEnumEIDInfo = ipEIDHelper.CreateEnumEIDInfo(m_ipEnumNetEID_Edges);
         int count = ipEnumEIDInfo.Count;
         ipEnumEIDInfo.Reset();
         for (int i = 0; i < count; i++)
         {
             ipEIDInfo = ipEnumEIDInfo.Next();
             ipGeometry = ipEIDInfo.Geometry;
             ipNewGeometryColl.AddGeometryCollection(ipGeometry as IGeometryCollection);
         }
         return true;
     }
     catch (Exception)
     {
         return false;
     }
 }
Пример #3
0
        private void pathToPolyline()
        {
            try
            {
                IEIDHelper piEIDHelper = new EIDHelperClass();

                piEIDHelper.GeometricNetwork = m_ipGeometricNetwork;

                piEIDHelper.OutputSpatialReference = m_HookHelper.ActiveView.FocusMap.SpatialReference;

                piEIDHelper.ReturnFeatures = true;

                IPolyline mPolyline = new PolylineClass();

                mPolyline.SpatialReference = m_HookHelper.ActiveView.FocusMap.SpatialReference;

                IEIDInfo ipEIDInfo;

                IEnumEIDInfo piEnumEIDInfo;

                IGeometry ipGeometry = null;

                piEnumEIDInfo = piEIDHelper.CreateEnumEIDInfo(m_ipEnumNetEID_Edges);

                IGeometryCollection pGeoCollection = mPolyline as IGeometryCollection;

                piEnumEIDInfo.Reset();

                object objMiss = Type.Missing;

                for (int ii = 0; ii < piEnumEIDInfo.Count; ii++)
                {
                    ipEIDInfo = piEnumEIDInfo.Next();

                    ipGeometry = ipEIDInfo.Feature.Shape;

                    if (ipGeometry != null)
                    {
                        Utility.drawPolyline(m_HookHelper.ActiveView, ipGeometry as IPolyline);
                    }
                }

                //return ipGeometry as IPolyline;
            }
            catch (Exception e)
            {
                MessageBox.Show(e.Message);
            }
            finally{
                mPointArray = null;
                m_ipEnumNetEID_Junctions = null;
                m_ipEnumNetEID_Edges     = null;
            }
        }
        /// <summary>
        /// 最短路径分析
        /// </summary>
        /// <param name="pMap"></param>
        /// <param name="pGeometricNet"></param>
        /// <param name="pCollection"></param>
        /// <param name="weightName"></param>
        /// <param name="pDisc"></param>
        /// <returns></returns>
        public static IPolyline DistanceFun(IMap pMap, IGeometricNetwork pGeometricNet, IPointCollection pCollection, string weightName, double pDisc)
        {
            //几何网络分析接口
            ITraceFlowSolverGEN pTraceFlowGen = new TraceFlowSolverClass() as ITraceFlowSolverGEN;
            INetSolver          pNetSolver    = pTraceFlowGen as INetSolver;
            //获取网络
            INetwork pNetwork = pGeometricNet.Network;

            //设置该网络为几何分析处理网络
            pNetSolver.SourceNetwork = pNetwork;
            //网络元素
            INetElements pNetElements = pNetwork as INetElements;

            //根据输入点建立旗帜数组
            IJunctionFlag[] pJunctionFlags = GetJunctionFlags(pMap, pGeometricNet, pCollection, pDisc);
            //将旗帜数组添加到处理类中
            pTraceFlowGen.PutJunctionOrigins(ref pJunctionFlags);
            //设置边线的权重 可以考虑使用点权重
            SetWeight(weightName, pTraceFlowGen, pNetwork);
            //获取边线和交汇点的集合
            IEnumNetEID junctionEIDs;
            IEnumNetEID netEIDS;

            object[] pRec = new object[pCollection.PointCount - 1];
            pTraceFlowGen.FindPath(esriFlowMethod.esriFMConnected, esriShortestPathObjFn.esriSPObjFnMinSum, out junctionEIDs, out netEIDS, pCollection.PointCount - 1, ref pRec);
            //获取最短路径
            IPolyline           pPolyline           = new PolylineClass();
            IGeometryCollection pGeometryCollection = pPolyline as IGeometryCollection;
            ISpatialReference   pSpatialReference   = pMap.SpatialReference;
            IEIDHelper          pEIDHelper          = new EIDHelperClass();

            pEIDHelper.GeometricNetwork       = pGeometricNet;
            pEIDHelper.OutputSpatialReference = pSpatialReference;
            pEIDHelper.ReturnGeometries       = true;
            IEnumEIDInfo pEnumEIDInfo = pEIDHelper.CreateEnumEIDInfo(netEIDS);
            int          Count        = pEnumEIDInfo.Count;

            pEnumEIDInfo.Reset();
            for (int i = 0; i < Count; i++)
            {
                IEIDInfo  pEIDInfo  = pEnumEIDInfo.Next();
                IGeometry pGeometry = pEIDInfo.Geometry;
                pGeometryCollection.AddGeometryCollection(pGeometry as IGeometryCollection);
            }
            return(pPolyline);
        }
Пример #5
0
        /// <summary>
        ///     Returns the <see cref="IEIDInfo" /> for the specified network element.
        /// </summary>
        /// <param name="source">The source.</param>
        /// <param name="eid">The element ID.</param>
        /// <param name="elementType">Type of the element.</param>
        /// <param name="returnFeatures">if set to <c>true</c> if the created IEIDInfo should contain features.</param>
        /// <param name="returnGeometries">if set to <c>true</c> if the created EIDInfo should contain geometries.</param>
        /// <returns>
        ///     Returns the <see cref="IEIDInfo" /> interface for the network element.
        /// </returns>
        public static IEIDInfo GetEIDInfo(this IGeometricNetwork source, int eid, esriElementType elementType, bool returnFeatures, bool returnGeometries)
        {
            if (source == null)
            {
                return(null);
            }

            IEnumNetEID enumNetEID = source.CreateEnumNetEID(elementType, eid);

            IEIDHelper eidHelper = new EIDHelperClass();

            eidHelper.GeometricNetwork = source;
            eidHelper.ReturnFeatures   = returnFeatures;
            eidHelper.ReturnGeometries = returnGeometries;

            IEnumEIDInfo enumEIDInfo = eidHelper.CreateEnumEIDInfo(enumNetEID);
            IEIDInfo     eidInfo     = enumEIDInfo.Next();

            return(eidInfo);
        }
Пример #6
0
 public static void DrawPolyline(IScreenDisplay pDisplay)
 {
     if (m_ipPolyline == null)
     {
         if ((m_ipEnumNetEID_Junctions != null) && (m_ipEnumNetEID_Junctions.Count == 1))
         {
             IEIDHelper helper = new EIDHelperClass
             {
                 GeometricNetwork = m_pAnalystGN,
                 ReturnGeometries = true
             };
             IEnumEIDInfo info = helper.CreateEnumEIDInfo(m_ipEnumNetEID_Junctions);
             info.Reset();
             IGeometry           point  = info.Next().Geometry;
             ISimpleMarkerSymbol symbol = new SimpleMarkerSymbolClass
             {
                 Style = esriSimpleMarkerStyle.esriSMSCircle,
                 Size  = 2.0,
                 Color = ColorManage.Red
             };
             pDisplay.StartDrawing(0, -1);
             pDisplay.SetSymbol(symbol as ISymbol);
             pDisplay.DrawPoint(point);
             pDisplay.FinishDrawing();
         }
     }
     else
     {
         ISimpleLineSymbol symbol2 = new SimpleLineSymbolClass
         {
             Style = esriSimpleLineStyle.esriSLSSolid,
             Width = 2.0,
             Color = ColorManage.Red
         };
         pDisplay.StartDrawing(0, -1);
         pDisplay.SetSymbol(symbol2 as ISymbol);
         pDisplay.DrawPolyline(m_ipPolyline);
         pDisplay.FinishDrawing();
     }
 }
Пример #7
0
        private IPolyline PathToPolyLine()
        {
            IPolyline           pPolyLine = new PolylineClass();
            IGeometryCollection pNewGeometryCollection = pPolyLine as IGeometryCollection;

            if (mEnumNetEID_Edges == null)
            {
                return(null);
            }

            IEIDHelper pEIDHelper = new EIDHelperClass();

            //获取几何网络
            pEIDHelper.GeometricNetwork = mGeometricNetwork;
            //获取地图空间参考
            ISpatialReference pSpatialReference = this.axMapControl1.Map.SpatialReference;

            pEIDHelper.OutputSpatialReference = pSpatialReference;
            pEIDHelper.ReturnGeometries       = true;
            //根据边的ID获取边的信息
            IEnumEIDInfo pEnumEIDInfo = pEIDHelper.CreateEnumEIDInfo(mEnumNetEID_Edges);
            int          intCount     = pEnumEIDInfo.Count;

            pEnumEIDInfo.Reset();

            IEIDInfo  pEIDInfo;
            IGeometry pGeometry;

            for (int i = 0; i < intCount; i++)
            {
                pEIDInfo = pEnumEIDInfo.Next();
                //获取边的几何要素
                pGeometry = pEIDInfo.Geometry;
                pNewGeometryCollection.AddGeometryCollection((IGeometryCollection)pGeometry);
            }
            return(pPolyLine);
        }
        /// <summary>
        /// object polyline. Distance negative -> upstream
        /// </summary>
        /// <param name="geometricNetwork">object geometricNetwork</param>
        /// <param name="resultEdges">objects resultEdges</param>
        /// <param name="distance">value of distance</param>
        /// <param name="point">object point</param>
        /// <param name="offset">offset of polyline</param>
        /// <param name="messageInfo">info on result</param>
        /// <returns>object IGeometry (polyline or point)</returns>
        internal static IGeometry GetPolylinePosAlong(ESRI.ArcGIS.Geodatabase.IGeometricNetwork geometricNetwork, IEnumNetEID resultEdges, double distance, IPoint point, double?offset, ref string messageInfo)
        {
            IGeometry geometryBag = new GeometryBagClass();

            geometryBag.SpatialReference = point.SpatialReference;
            IGeometryCollection geometryCollection = geometryBag as IGeometryCollection;

            IEIDHelper eidHelper = new EIDHelperClass();

            eidHelper.GeometricNetwork = geometricNetwork;
            eidHelper.ReturnGeometries = true;
            eidHelper.ReturnFeatures   = false;

            IEnumEIDInfo enumEIDinfo = eidHelper.CreateEnumEIDInfo(resultEdges);

            enumEIDinfo.Reset();
            IEIDInfo eidInfo = enumEIDinfo.Next();

            while (eidInfo != null)
            {
                IGeometry geometry = eidInfo.Geometry;
                geometryCollection.AddGeometry(geometry);
                eidInfo = enumEIDinfo.Next();
            }

            ITopologicalOperator unionedPolyline = new PolylineClass();

            unionedPolyline.ConstructUnion(geometryBag as IEnumGeometry);

            IPolyline pl = unionedPolyline as IPolyline;

            if (distance < 0)
            {
                pl.ReverseOrientation();
                distance = Math.Abs(distance);
            }

            IMAware mAware = pl as IMAware;

            mAware.MAware = true;
            IMSegmentation3 mSegmentation = unionedPolyline as IMSegmentation3;

            mSegmentation.SetMsAsDistance(false);

            IPoint ptTmp             = new PointClass();
            double distanceAlong     = 0;
            double distanceFromCurve = 0;
            bool   rightSide         = false;

            pl.QueryPointAndDistance(esriSegmentExtension.esriNoExtension, point, false, ptTmp, ref distanceAlong, ref distanceFromCurve, ref rightSide);
            object mStartArray = mSegmentation.GetMsAtDistance(distanceAlong, false);

            double[]  mStart             = mStartArray as double[];
            double    distanceDownStream = distanceAlong + distance;
            IPolyline resultPolyline     = mSegmentation.GetSubcurveBetweenMs(mStart[0], distanceDownStream) as IPolyline;

            if (resultPolyline.IsEmpty)
            {
                return(point);
            }

            if (mSegmentation.MMax < distanceDownStream)
            {
                messageInfo = "The set distance exceeds the length of network";
            }

            return(Helper.ConstructOffset(resultPolyline, offset));
        }
        private static void ProfileGetRelatedElevData(IApplication app, List<ProfileGraphDetails> ProfileGraph, IGeometricNetwork pGeometricNet,
                  IEnumNetEID pResultEdges, IEnumNetEID pResultJunctions, int CurrentDetail,
                  ref IFeatureLayer pFLManhole, ref IFeatureLayer pFLMain, ref IFeatureLayer pFLTap)
        {
            List<mainDetails> SewerColMains = null;
            List<manholeDetails> SewerColManholes = null;
            List<tapDetails> SewerColTap = null;

            IEIDHelper pEIDHelperEdges = null;
            IEnumEIDInfo pEnumEIDInfoEdges = null;

            IEIDHelper pEIDHelperJunctions = null;
            IEnumEIDInfo pEnumEIDInfoJunctions = null;

            IPolyline pPolyline = null;
            IPointCollection pPtColl = null;

            IEIDInfo pEIDInfo = null;
            IPoint pNewPt = null;
            ISegmentCollection pSegColl = null;
            IMSegmentation pMSegmentation = null;
            IMAware pMAware = null;

            IPointCollection pPtCollection = null;
            IEnumVertex pEnumVertex;

            IHitTest pHtTest = null;
            IPoint pHitPntOne = null;
            IPoint pHitPntTwo = null;
            IFeature pFeature = null;
            Hashtable pFeatureAdded = null;
            mainDetails mainDet = null;

            IEdgeFeature pEdge = null;

            IPoint pGeoOne = null;
            IPoint pGeoTwo = null;
            IField pFld = null;
            IJunctionFeature pJunc = null;
            tapDetails tapDet = null;
            manholeDetails manDet = null;
            IFeatureLayer pFl = null;
            ISpatialFilter pSpatFilt = null;
            IFeatureCursor pFC = null;

            try
            {

                SewerColMains = new List<mainDetails>();
                SewerColManholes = new List<manholeDetails>();
                SewerColTap = new List<tapDetails>();

                pEIDHelperEdges = new EIDHelper();
                pEIDHelperEdges.GeometricNetwork = pGeometricNet;
                pEIDHelperEdges.ReturnFeatures = true;

                pEIDHelperEdges.ReturnGeometries = true;
                pEIDHelperEdges.PartialComplexEdgeGeometry = true;
                pEnumEIDInfoEdges = pEIDHelperEdges.CreateEnumEIDInfo(pResultEdges);

                pEnumEIDInfoEdges.Reset();  //edges

                pEIDHelperJunctions = new EIDHelperClass();
                pEIDHelperJunctions.GeometricNetwork = pGeometricNet;
                pEIDHelperJunctions.ReturnFeatures = true;
                pEIDHelperJunctions.ReturnGeometries = true;
                pEIDHelperJunctions.PartialComplexEdgeGeometry = true;
                pEnumEIDInfoJunctions = pEIDHelperJunctions.CreateEnumEIDInfo(pResultJunctions);
                pEnumEIDInfoJunctions.Reset();// junctions

                pPolyline = new PolylineClass();
                pPolyline.SpatialReference = (pFLMain as IGeoDataset).SpatialReference;

                pPtColl = (IPointCollection)pPolyline;  //QI

                for (int i = 0; i < pEnumEIDInfoJunctions.Count; i++)
                {

                    pEIDInfo = pEnumEIDInfoJunctions.Next();
                    pNewPt = (IPoint)pEIDInfo.Geometry;

                    pPtColl.AddPoint(pNewPt);

                }

                pSegColl = (ISegmentCollection)pPolyline;

                pPolyline.Densify(50, 0.01);

                pMAware = (IMAware)pPolyline;//'QI
                pMAware.MAware = true;
                pMSegmentation = (IMSegmentation)pPolyline;
                // get the M values, put the distance in m, 0 to Length
                pMSegmentation.SetMsAsDistance(false);

                pPtCollection = (IPointCollection)pPolyline;

                pEnumVertex = pPtCollection.EnumVertices;
                pEnumVertex.Reset();

                pHtTest = pPolyline as IHitTest;

                pHitPntOne = new PointClass();
                pHitPntTwo = new PointClass();
                double pHitDistOne = -1;
                double pHitDistTwo = -1;
                int pHitPrtOne = -1;
                int pHitPrtTwo = -1;
                int pHitSegOne = -1;
                int pHitSegTwo = -1;
                bool pHitSideOne = false;
                bool pHitSideTwo = false;

                pFeatureAdded = new Hashtable();

                pEnumEIDInfoEdges.Reset();  //edges
                int intUpStreamFld = pFLMain.FeatureClass.Fields.FindField(ProfileGraph[CurrentDetail].Line_UpStreamElevationField);
                int intDownStreamFld = pFLMain.FeatureClass.Fields.FindField(ProfileGraph[CurrentDetail].Line_DownStreamElevationField);
                if (intDownStreamFld < 0)
                {
                    MessageBox.Show(A4LGSharedFunctions.Localizer.GetString("GeoNetToolsError_19c") + ProfileGraph[CurrentDetail].Line_DownStreamElevationField + A4LGSharedFunctions.Localizer.GetString("GeoNetToolsError_19b"));
                }
                if (intUpStreamFld < 0)
                {
                    MessageBox.Show(A4LGSharedFunctions.Localizer.GetString("GeoNetToolsError_19d") + ProfileGraph[CurrentDetail].Line_UpStreamElevationField + A4LGSharedFunctions.Localizer.GetString("GeoNetToolsError_19b"));
                }
                for (int i = 0; i < pResultEdges.Count; i++)
                {
                    pEIDInfo = pEnumEIDInfoEdges.Next();
                    pFeature = pEIDInfo.Feature;
                    if (((IDataset)pFeature.Class).Name != ((IDataset)pFLMain.FeatureClass).Name)
                        continue;
                    if (pFeatureAdded.ContainsValue(pFeature.OID))
                        continue;

                    mainDet = new mainDetails();

                    pEdge = (IEdgeFeature)pFeature;

                    pGeoOne = (IPoint)pEdge.FromJunctionFeature.get_OriginalGeometryForJunctionElement(0);
                    pGeoTwo = (IPoint)pEdge.ToJunctionFeature.get_OriginalGeometryForJunctionElement(0);

                    pFeature = ((IFeatureClass)pFeature.Class).GetFeature(pFeature.OID);

                    bool bHitOne = pHtTest.HitTest(pGeoOne, .1,
                                            esriGeometryHitPartType.esriGeometryPartVertex,
                                            pHitPntOne, ref pHitDistOne, ref pHitPrtOne, ref pHitSegOne, ref pHitSideOne);
                    bool bHitTwo = pHtTest.HitTest(pGeoTwo, .1,
                                   esriGeometryHitPartType.esriGeometryPartVertex,
                                   pHitPntTwo, ref pHitDistTwo, ref pHitPrtTwo, ref pHitSegTwo, ref pHitSideTwo);
                    if (bHitOne && bHitTwo)
                    {
                        if (pHitPntOne.M < pHitPntTwo.M)
                        {
                            mainDet.UpM = pHitPntOne.M;
                            mainDet.DownM = pHitPntTwo.M;
                            if (intUpStreamFld > 0)
                            {
                                if (pFeature.get_Value(intUpStreamFld).ToString() != "")
                                {
                                    mainDet.UpElev = Convert.ToDouble(pFeature.get_Value(intUpStreamFld));
                                }
                                else
                                    mainDet.UpElev = -9999;
                            }
                            else
                                mainDet.UpElev = -9999;

                            if (intDownStreamFld > 0)
                            {
                                if (pFeature.get_Value(intDownStreamFld).ToString() != "")
                                {
                                    mainDet.DownElev = Convert.ToDouble(pFeature.get_Value(intDownStreamFld));
                                }
                                else
                                    mainDet.DownElev = -9999;
                            }
                            else
                                mainDet.DownElev = -9999;
                        }
                        else
                        {
                            mainDet.DownM = pHitPntOne.M;
                            mainDet.UpM = pHitPntTwo.M;
                            if (intUpStreamFld > 0)
                            {
                                if (pFeature.get_Value(intUpStreamFld) != null && pFeature.get_Value(intUpStreamFld).ToString() != "")
                                {
                                    mainDet.DownElev = Convert.ToDouble(pFeature.get_Value(intUpStreamFld));
                                }
                                else
                                    mainDet.DownElev = -9999;
                            }
                            else
                                mainDet.DownElev = -9999;

                            if (intDownStreamFld > 0)
                            {
                                if (pFeature.get_Value(intDownStreamFld) != null && pFeature.get_Value(intDownStreamFld).ToString() != "")
                                {
                                    mainDet.UpElev = Convert.ToDouble(pFeature.get_Value(intDownStreamFld));
                                }
                                else
                                    mainDet.UpElev = -9999;
                            }
                            else
                                mainDet.UpElev = -9999;

                        }
                        string label = "";
                        for (int l = 0; l < ProfileGraph[CurrentDetail].Line_Labels.Length; l++)
                        {
                            if (pFeature.Fields.FindField(ProfileGraph[CurrentDetail].Line_Labels[l]) > 0)
                            {
                                int fldIdx = pFeature.Fields.FindField(ProfileGraph[CurrentDetail].Line_Labels[l]);

                                pFld = pFeature.Fields.get_Field(fldIdx);

                                if (pFeature.get_Value(fldIdx) != null)
                                {
                                    if (label == "")
                                    {
                                        label = Globals.GetDomainDisplay(pFeature.get_Value(fldIdx), pFeature, pFld);
                                    }
                                    else
                                    {

                                        label = label + "\r\n" + Globals.GetDomainDisplay(pFeature.get_Value(fldIdx), pFeature, pFld);

                                    }
                                }
                            }
                        }

                        mainDet.Label = label;

                    }

                    if (pFeature.Fields.FindField(ProfileGraph[CurrentDetail].Line_IDField) > 0)
                    {
                        if (pFeature.get_Value(pFeature.Fields.FindField(ProfileGraph[CurrentDetail].Line_IDField)) != null && pFeature.get_Value(pFeature.Fields.FindField(ProfileGraph[CurrentDetail].Line_IDField)).ToString() != "")
                        {
                            mainDet.MainID = Convert.ToString(pFeature.get_Value(pFeature.Fields.FindField(ProfileGraph[CurrentDetail].Line_IDField)));
                        }
                        else
                            mainDet.MainID = "Unk";
                    }
                    else
                        mainDet.MainID = "Unk";

                    pFeatureAdded.Add(pFeature.OID, pFeature.OID);
                    SewerColMains.Add(mainDet);

                }

                pFeatureAdded = new Hashtable();

                pEnumEIDInfoJunctions.Reset();
                for (int i = 0; i < pEnumEIDInfoJunctions.Count; i++)
                {

                    pEIDInfo = pEnumEIDInfoJunctions.Next();
                    pFeature = pEIDInfo.Feature;
                    if (pFLTap != null)
                    {
                        if (((IDataset)pFeature.Class).Name == ((IDataset)pFLTap.FeatureClass).Name)
                        {
                            pJunc = (IJunctionFeature)pFeature;
                            pFeature = ((IFeatureClass)pFeature.Class).GetFeature(pFeature.OID);
                            pHitPntOne = new PointClass();
                            bool bHit = pHtTest.HitTest(pFeature.Shape as IPoint, .1,
                                                    esriGeometryHitPartType.esriGeometryPartVertex,
                                                    pHitPntOne, ref pHitDistOne, ref pHitPrtOne, ref pHitSegOne, ref pHitSideOne);

                            if (bHit)
                            {
                                tapDet = new tapDetails();

                                tapDet.M = pHitPntOne.M;

                                if (pFeature.Fields.FindField(ProfileGraph[CurrentDetail].PointAlong_IDField) > 0)
                                {
                                    if (pFeature.get_Value(pFeature.Fields.FindField(ProfileGraph[CurrentDetail].PointAlong_IDField)) != null &&
                                        pFeature.get_Value(pFeature.Fields.FindField(ProfileGraph[CurrentDetail].PointAlong_IDField)).ToString() != "")
                                    {
                                        tapDet.tapID = pFeature.get_Value(pFeature.Fields.FindField(ProfileGraph[CurrentDetail].PointAlong_IDField)).ToString();
                                    }
                                    else
                                        tapDet.tapID = "Unk";
                                }
                                else
                                    tapDet.tapID = "Unk";

                                string label = "";
                                for (int l = 0; l < ProfileGraph[CurrentDetail].PointAlong_Labels.Length; l++)
                                {
                                    if (pFeature.Fields.FindField(ProfileGraph[CurrentDetail].PointAlong_Labels[l]) > 0)
                                    {
                                        int fldIdx = pFeature.Fields.FindField(ProfileGraph[CurrentDetail].PointAlong_Labels[l]);

                                        pFld = pFeature.Fields.get_Field(fldIdx);

                                        if (pFeature.get_Value(fldIdx) != null)
                                        {
                                            if (label == "")
                                            {
                                                label = Globals.GetDomainDisplay(pFeature.get_Value(fldIdx), pFeature, pFld);
                                            }
                                            else
                                            {

                                                label = label + "\r\n" + Globals.GetDomainDisplay(pFeature.get_Value(fldIdx), pFeature, pFld);

                                            }
                                        }
                                    }
                                }

                                tapDet.tapLabel = label;
                                SewerColTap.Add(tapDet);
                            }

                        }
                    }
                    if (((IDataset)pFeature.Class).Name == ((IDataset)pFLManhole.FeatureClass).Name)
                    {
                        if (pFeatureAdded.ContainsValue(pFeature.OID))
                            continue;

                        pJunc = (IJunctionFeature)pFeature;
                        pFeature = ((IFeatureClass)pFeature.Class).GetFeature(pFeature.OID);
                        pHitPntOne = new PointClass();
                        bool bHit = pHtTest.HitTest(pFeature.Shape as IPoint, .1,
                                                esriGeometryHitPartType.esriGeometryPartVertex,
                                                pHitPntOne, ref pHitDistOne, ref pHitPrtOne, ref pHitSegOne, ref pHitSideOne);

                        if (bHit)
                        {
                            manDet = new manholeDetails();

                            manDet.M = pHitPntOne.M;

                            if (pFeature.Fields.FindField(ProfileGraph[CurrentDetail].Point_TopElevationField) > 0)
                            {
                                if (pFeature.get_Value(pFeature.Fields.FindField(ProfileGraph[CurrentDetail].Point_TopElevationField)) != null &&
                                    pFeature.get_Value(pFeature.Fields.FindField(ProfileGraph[CurrentDetail].Point_TopElevationField)).ToString() != "")
                                {
                                    manDet.Top = (double)pFeature.get_Value(pFeature.Fields.FindField(ProfileGraph[CurrentDetail].Point_TopElevationField));
                                }
                                else
                                    manDet.Top = -9999;
                            }
                            else
                                manDet.Top = -9999;

                            if (pFeature.Fields.FindField(ProfileGraph[CurrentDetail].Point_BottomElevationField) > 0)
                            {
                                if (pFeature.get_Value(pFeature.Fields.FindField(ProfileGraph[CurrentDetail].Point_BottomElevationField)) != null &&
                                    pFeature.get_Value(pFeature.Fields.FindField(ProfileGraph[CurrentDetail].Point_BottomElevationField)).ToString() != "")
                                {
                                    manDet.Bottom = (double)pFeature.get_Value(pFeature.Fields.FindField(ProfileGraph[CurrentDetail].Point_BottomElevationField));
                                    if (pFeature.Fields.FindField(ProfileGraph[CurrentDetail].Point_BottomElevationTypeField) > 0)
                                    {
                                        if (pFeature.get_Value(pFeature.Fields.FindField(ProfileGraph[CurrentDetail].Point_BottomElevationTypeField)) != null &&
                                            pFeature.get_Value(pFeature.Fields.FindField(ProfileGraph[CurrentDetail].Point_BottomElevationTypeField)).ToString() != "")
                                        {
                                            if (pFeature.get_Value(pFeature.Fields.FindField(ProfileGraph[CurrentDetail].Point_BottomElevationTypeField)).ToString().ToUpper() == "INVERT")
                                                manDet.Bottom = manDet.Top - (double)pFeature.get_Value(pFeature.Fields.FindField(ProfileGraph[CurrentDetail].Point_BottomElevationTypeField));
                                        }
                                    }

                                }
                                else
                                    manDet.Bottom = -9999;
                            }
                            else
                                manDet.Bottom = -9999;

                            //if (pFeature.Fields.FindField(ProfileGraph[CurrentDetail].Point_InvertElevationField) > 0)
                            //{
                            //    if (pFeature.get_Value(pFeature.Fields.FindField(ProfileGraph[CurrentDetail].Point_InvertElevationField)) != null && pFeature.get_Value(pFeature.Fields.FindField(ProfileGraph[CurrentDetail].Point_InvertElevationField)).ToString() != "")
                            //    {
                            //        manDet.InvertElev = (double)pFeature.get_Value(pFeature.Fields.FindField(ProfileGraph[CurrentDetail].Point_InvertElevationField));
                            //    }
                            //    else
                            //        manDet.InvertElev = -9999;
                            //}
                            //else
                            //    manDet.InvertElev = -9999;

                            //if (pFeature.Fields.FindField(ProfileGraph[CurrentDetail].Point_InvertField) > 0)
                            //{
                            //    if (pFeature.get_Value(pFeature.Fields.FindField(ProfileGraph[CurrentDetail].Point_InvertField)) != null && pFeature.get_Value(pFeature.Fields.FindField(ProfileGraph[CurrentDetail].Point_InvertField)).ToString() != "")
                            //    {
                            //        manDet.Invert = (double)pFeature.get_Value(pFeature.Fields.FindField(ProfileGraph[CurrentDetail].Point_InvertField));
                            //    }
                            //    else
                            //        manDet.Invert = -9999;
                            //}
                            //else
                            //    manDet.Invert = -9999;

                            //if (pFeature.Fields.FindField(ProfileGraph[CurrentDetail].Point_RimElevationField) > 0)
                            //{
                            //    if (pFeature.get_Value(pFeature.Fields.FindField(ProfileGraph[CurrentDetail].Point_RimElevationField)) != null && pFeature.get_Value(pFeature.Fields.FindField(ProfileGraph[CurrentDetail].Point_RimElevationField)).ToString() != "")
                            //    {
                            //        manDet.Rim = (double)pFeature.get_Value(pFeature.Fields.FindField(ProfileGraph[CurrentDetail].Point_RimElevationField));
                            //    }
                            //    else
                            //        manDet.Rim = -9999;
                            //}
                            //else
                            //    manDet.Rim = -9999;

                            if (pFeature.Fields.FindField(ProfileGraph[CurrentDetail].Point_IDField) > 0)
                            {
                                if (pFeature.get_Value(pFeature.Fields.FindField(ProfileGraph[CurrentDetail].Point_IDField)) != null && pFeature.get_Value(pFeature.Fields.FindField(ProfileGraph[CurrentDetail].Point_IDField)).ToString() != "")
                                {
                                    manDet.ManholeID = pFeature.get_Value(pFeature.Fields.FindField(ProfileGraph[CurrentDetail].Point_IDField)).ToString();
                                }
                                else
                                    manDet.ManholeID = "UNK";
                            }
                            else
                                manDet.ManholeID = "UNK";

                            pFeatureAdded.Add(pFeature.OID, pFeature.OID);
                            SewerColManholes.Add(manDet);
                        }
                    }

                }
                if (ProfileGraph[CurrentDetail].Lines_Along != null)
                {
                    if (ProfileGraph[CurrentDetail].Lines_Along.Length > 0)
                    {

                        pSpatFilt = new SpatialFilterClass();
                        pSpatFilt.Geometry = pPolyline;
                        pSpatFilt.SpatialRel = esriSpatialRelEnum.esriSpatialRelIntersects;

                        for (int i = 0; i < ProfileGraph[CurrentDetail].Lines_Along.Length; i++)
                        {
                            bool FCorLayerTemp = true;
                            pFl = (IFeatureLayer)Globals.FindLayer(app, ProfileGraph[CurrentDetail].Lines_Along[i].Layer_Name, ref FCorLayerTemp);
                            if (pFl != null)
                            {

                                intUpStreamFld = pFl.FeatureClass.Fields.FindField(ProfileGraph[CurrentDetail].Lines_Along[i].Line_UpStreamElevationField);
                                intDownStreamFld = pFl.FeatureClass.Fields.FindField(ProfileGraph[CurrentDetail].Lines_Along[i].Line_DownStreamElevationField);
                                int intIdFld = pFl.FeatureClass.Fields.FindField(ProfileGraph[CurrentDetail].Lines_Along[i].Line_IDField);
                                if (intIdFld < 0)
                                {
                                    MessageBox.Show(A4LGSharedFunctions.Localizer.GetString("GeoNetToolsError_19f") + ProfileGraph[CurrentDetail].Lines_Along[i].Line_IDField + A4LGSharedFunctions.Localizer.GetString("GeoNetToolsError_19e") + ProfileGraph[CurrentDetail].Lines_Along[i].Layer_Name);
                                }
                                if (intDownStreamFld < 0)
                                {
                                    MessageBox.Show(A4LGSharedFunctions.Localizer.GetString("GeoNetToolsError_19c") + ProfileGraph[CurrentDetail].Lines_Along[i].Line_DownStreamElevationField + A4LGSharedFunctions.Localizer.GetString("GeoNetToolsError_19e") + ProfileGraph[CurrentDetail].Lines_Along[i].Layer_Name);
                                }
                                if (intUpStreamFld < 0)
                                {
                                    MessageBox.Show(A4LGSharedFunctions.Localizer.GetString("GeoNetToolsError_19d") + ProfileGraph[CurrentDetail].Lines_Along[i].Line_UpStreamElevationField + A4LGSharedFunctions.Localizer.GetString("GeoNetToolsError_19e") + ProfileGraph[CurrentDetail].Lines_Along[i].Layer_Name);
                                }

                                pSpatFilt.GeometryField = pFl.FeatureClass.ShapeFieldName;

                                pFC = pFl.Search(pSpatFilt, true);

                            }
                        }
                    }
                }

                ProfileCreateGraph(app, ProfileGraph, pPolyline, SewerColMains, SewerColManholes, SewerColTap, CurrentDetail);

            }
            catch (Exception Ex)
            {
                MessageBox.Show(A4LGSharedFunctions.Localizer.GetString("ErrorInThe") + "ProfileGetRelatedSewerElevData " + Ex.Message);
            }
            finally
            {

                SewerColMains = null;
                SewerColManholes = null;
                SewerColTap = null;

                pEIDHelperEdges = null;
                pEnumEIDInfoEdges = null;

                pEIDHelperJunctions = null;
                if (pEnumEIDInfoJunctions != null)
                    Marshal.ReleaseComObject(pEnumEIDInfoJunctions);

                pEnumEIDInfoJunctions = null;

                pPolyline = null;
                pPtColl = null;

                pEIDInfo = null;
                pNewPt = null;
                pSegColl = null;
                pMSegmentation = null;
                pMAware = null;

                pPtCollection = null;
                pEnumVertex = null;

                pHtTest = null;
                pHitPntOne = null;
                pHitPntTwo = null;
                pFeature = null;
                pFeatureAdded = null;
                mainDet = null;

                pEdge = null;

                pGeoOne = null;
                pGeoTwo = null;
                pFld = null;
                pJunc = null;
                tapDet = null;
                manDet = null;
                pFl = null;
                pSpatFilt = null;
                if (pFC != null)
                    Marshal.ReleaseComObject(pFC);

                pFC = null;

            }
        }
        public static string TraceIsolation(double[] x, double[] y, IApplication app, string sourceFLName, string valveFLName, string operableFieldNameValves, string operableFieldNameSources,
                                  double snapTol, bool processEvent, string[] opValues, string addSQL, bool traceIndeterminate, bool ZeroSourceCont, bool selectEdges, string MeterName,
                                  string MeterCritField, string MeterCritVal, string closedValveQuery, IFeatureLayer mainsFL, out IPolyline mergedLines, out List<int> lineOIDs, bool addResultsAsLayer)
        {
            mergedLines = null;
            lineOIDs = null;
            IMap map = null;

            List<int> valveFCClassIDs = new List<int>();

            IProgressDialogFactory pProDFact = null;
            IStepProgressor pStepPro = null;
            IProgressDialog2 pProDlg = null;
            ITrackCancel pTrkCan = null;

            int pointAlong = 0;

            List<IGeometricNetwork> gnList = null;
            int gnIdx;
            IGeometricNetwork gn = null;
            IPoint snappedPoint = null;
            int EID = -1;
            double distanceAlong;
            List<INetFlag> startNetFlag = null;
            List<IFlagDisplay> pFlagsDisplay = null;
            //Find feature classes
            string[] sourceFLs;
            IFeatureClass[] sourceFC = null;
            IFeatureLayer[] sourceFL = null;
            List<int> sourceFCClassIDs = new List<int>();

            string[] strValveFLs;
            IFeatureLayer pTempLay = null;
            List<IFeatureLayer> valveFLs = null;
            List<IFeatureClass> valveFCs = null;
            //IFeatureLayer meterFL = null;
            // string meterDSName;
            IJunctionFlag[] junctionFlag = null;
            IEdgeFlag[] edgeFlag = null;
            ITraceFlowSolverGEN traceFlowSolver = null;
            INetSolver netSolver = null;
            INetElementBarriersGEN netElementBarriers = null;

            INetElementBarriers nb = null;
            IEnumNetEID juncEIDs = null;
            IEnumNetEID edgeEIDs = null;
            IEnumEIDInfo enumEidInfoJunc = null;
            IEnumEIDInfo enumEidInfoEdge = null;

            IEIDInfo eidInfo = null;
            IEIDInfo valveEIDInfo = null;
            IEIDInfo sourceEIDInfo = null;
            IEIDInfo vEIDInfo = null;
            List<int[]> userIds = null;

            IEIDHelper eidHelper = null;
            List<Hashtable> valveEIDInfoHT = null;
            Hashtable sourceEIDInfoHT = null;
            System.Object[] segCosts = null;
            ISelectionSetBarriers netElementBarrier = null;

            List<IEdgeFlag> pEdgeFlags = null;
            List<IJunctionFlag> pJunctionFlags = null;
            //List<IEdgeFlag> pEdgeFlagsBar = null;
            //List<IJunctionFlag> pJunctionFlagsBar = null;
            INetElementBarriers pEdgeElementBarriers = null;
            INetElementBarriers pJunctionElementBarriers = null;
            ISelectionSetBarriers pSelectionSetBarriers = null;
            List<INetFlag> pNetFlags;
            //ITraceResult traceRes = null;
            IFlagDisplay pFlagDisplay = null;
            INetworkAnalysisExt pNetAnalysisExt = null;
            UID pID = null;

            IJunctionFlag[] junctionFlags = null;
            IEdgeFlag[] edgeFlags = null;

            Hashtable noSourceValveHT = null;
            Hashtable hasSourceValveHT = null;
            List<BarClassIDS> barrierIds = null;
            Hashtable sourceDirectEIDInfoHT = null;
            INetFlag netFlag1 = null;
            INetFlag netFlag2 = null;

            try
            {
                map = ((app.Document as IMxDocument).FocusMap);

                bool boolCont = true;
                if (processEvent)
                {
                    // Create a CancelTracker
                    pTrkCan = new CancelTrackerClass();
                    // Create the ProgressDialog. This automatically displays the dialog
                    pProDFact = new ProgressDialogFactoryClass();
                    pProDlg = (IProgressDialog2)pProDFact.Create(pTrkCan, 0);

                    // Set the properties of the ProgressDialog
                    pProDlg.CancelEnabled = true;

                    pProDlg.Description = A4LGSharedFunctions.Localizer.GetString("GeoNetToolsDesc_16a");
                    pProDlg.Title = A4LGSharedFunctions.Localizer.GetString("GeoNetToolsTitle_16a");

                    pProDlg.Animation = esriProgressAnimationTypes.esriProgressGlobe;

                    // Set the properties of the Step Progressor
                    pStepPro = (IStepProgressor)pProDlg;

                    pStepPro.MinRange = 0;
                    pStepPro.MaxRange = 18;
                    pStepPro.StepValue = 1;
                    pStepPro.Position = 0;
                    pStepPro.Message = A4LGSharedFunctions.Localizer.GetString("GeoNetToolsProc_4");

                    pStepPro.Message = A4LGSharedFunctions.Localizer.GetString("GeoNetToolsMess_14a");
                    pStepPro.Step();
                    boolCont = pTrkCan.Continue();

                    if (!boolCont)
                    {

                        pStepPro.Hide();
                        pProDlg.HideDialog();
                        pStepPro = null;
                        pProDlg = null;
                        pProDFact = null;
                        return A4LGSharedFunctions.Localizer.GetString("CanceledReturnStatement");
                    }
                }
                if (processEvent)
                {
                    pStepPro.Message = A4LGSharedFunctions.Localizer.GetString("GeoNetToolsProc_4");
                    pStepPro.Step();
                    boolCont = pTrkCan.Continue();
                }

                if (!boolCont)
                {

                    pStepPro.Hide();
                    pProDlg.HideDialog();
                    pStepPro = null;
                    pProDlg = null;
                    pProDFact = null;
                    return A4LGSharedFunctions.Localizer.GetString("CanceledReturnStatement");
                }
                pointAlong++;

                gnList = Globals.GetGeometricNetworksCurrentlyVisible(ref map);
                gnIdx = -1;
                if (processEvent)
                {

                    pStepPro.Message = A4LGSharedFunctions.Localizer.GetString("GeoNetToolsMess_14a");
                    pStepPro.Step();
                    boolCont = pTrkCan.Continue();
                }

                if (!boolCont)
                {

                    pStepPro.Hide();
                    pProDlg.HideDialog();
                    pStepPro = null;
                    pProDlg = null;
                    pProDFact = null;
                    return A4LGSharedFunctions.Localizer.GetString("CanceledReturnStatement");
                }
                pointAlong++;

                // Create junction or edge flag at start of trace - also returns geometric network, snapped point, and EID of junction

                if (processEvent)
                {

                    pStepPro.Message = A4LGSharedFunctions.Localizer.GetString("GeoNetToolsMess_15a");
                    pStepPro.Step();
                    boolCont = pTrkCan.Continue();
                }

                if (!boolCont)
                {

                    pStepPro.Hide();
                    pProDlg.HideDialog();
                    pStepPro = null;
                    pProDlg = null;
                    pProDFact = null;
                    return A4LGSharedFunctions.Localizer.GetString("CanceledReturnStatement");
                }

                startNetFlag = new List<INetFlag>();// null;// Globals.GetJunctionFlag(x, y, map, ref gnList, snapTol, ref gnIdx, out snappedPoint, out EID) as INetFlag;
                //if (startNetFlag == null)
                pFlagsDisplay = new List<IFlagDisplay>();
                if (x != null)
                {
                    for (int l = 0; l < x.Length; l++)
                    {
                        startNetFlag.Add(Globals.GetEdgeFlag(x[l], y[l], ref  map, ref gnList, snapTol, ref gnIdx, out snappedPoint, out EID, out distanceAlong, out pFlagDisplay, true) as INetFlag);
                        pFlagsDisplay.Add(pFlagDisplay);

                    }
                }
                pointAlong++;

                //Set network to trace
                if (gnIdx > -1)
                    gn = gnList[gnIdx] as IGeometricNetwork;

                INetElementBarriersGEN netElementBarriersClose;

                pID = new UID();

                pID.Value = "esriEditorExt.UtilityNetworkAnalysisExt";
                pNetAnalysisExt = (INetworkAnalysisExt)app.FindExtensionByCLSID(pID);
                if (gn != null)
                {
                    Globals.SetCurrentNetwork(ref pNetAnalysisExt, ref gn);
                }

                gn = pNetAnalysisExt.CurrentNetwork;

                traceFlowSolver = Globals.CreateTraceFlowSolverFromToolbar(ref pNetAnalysisExt, out pEdgeFlags, out pJunctionFlags, out pEdgeElementBarriers, out pJunctionElementBarriers, out pSelectionSetBarriers) as ITraceFlowSolverGEN;

                strValveFLs = valveFLName.Split('|');

                valveFLs = new List<IFeatureLayer>();//(IFeatureLayer)Globals.FindLayer(map, valveFLName);
                valveFCs = new List<IFeatureClass>();//[strValveFLs.Length];

                //closedValvesbarrierIds = new List<BarClassIDS>();
                IFeatureCursor pCurValBar = null;
                IFeature valBarFeat = null;
                QueryFilter pQFValBar = new QueryFilterClass();
                pQFValBar = new QueryFilterClass();
                if (closedValveQuery != "")
                {
                    pQFValBar.WhereClause = closedValveQuery;
                }
                //INetFlag closedValveBarr;
                List<int> closeVal = new List<int>();
                List<FeatureOIDs> selectBars = new List<FeatureOIDs>();
                FeatureOIDs featID;
                for (int i = 0; i < strValveFLs.Length; i++)
                {
                    bool FCorLayerTemp = true;

                    pTempLay = (IFeatureLayer)Globals.FindLayerFromMapDataset(map, strValveFLs[i], ref FCorLayerTemp, gn.FeatureDataset);
                    if (pTempLay != null)
                    {

                        if (pTempLay.FeatureClass != null)
                        {
                            valveFLs.Add(pTempLay);
                            valveFCs.Add(pTempLay.FeatureClass);
                            valveFCClassIDs.Add(pTempLay.FeatureClass.FeatureClassID);
                            try
                            {
                                if (closedValveQuery != "")
                                {

                                    pCurValBar = pTempLay.FeatureClass.Search(pQFValBar, true);

                                    while ((valBarFeat = pCurValBar.NextFeature()) != null)
                                    {

                                        //Attempt to use selection barriers
                                        //featID = new FeatureOIDs();
                                        //featID.ClassID = pTempLay.FeatureClass.FeatureClassID;
                                        //featID.ID = valBarFeat.OID;

                                        //selectBars.Add(featID);
                                        //pSelectionSetBarriers.Add(pTempLay.FeatureClass.FeatureClassID, valBarFeat.OID);

                                        //To Use a Edge Barries
                                        try
                                        {
                                            IPoint loc = (valBarFeat.ShapeCopy as IPoint);
                                            closeVal.Add(Globals.getEIDAtLocation(ref loc, ref map, ref gn, snapTol));
                                            loc = null;

                                        }
                                        catch (Exception ex)
                                        {

                                        }
                                    }

                                }
                            }
                            catch
                            { }

                        }
                    }

                }
                //To use closed valves as edge barriers
                if (closeVal.Count > 0)
                {
                    INetworkAnalysisExtBarriers pNetworkAnalysisExtBarriers = null;

                    INetElements pNetElements = gn.Network as INetElements;

                    pNetworkAnalysisExtBarriers = (INetworkAnalysisExtBarriers)pNetAnalysisExt;

                    int lngFlagCount = pNetworkAnalysisExtBarriers.EdgeBarrierCount;

                    //only execute this next bit if there are junction flags
                    if (lngFlagCount != 0)
                    {

                        for (int i = 0; i < lngFlagCount; i++)
                        {

                            pFlagDisplay = (IFlagDisplay)pNetworkAnalysisExtBarriers.get_EdgeBarrier(i);
                            closeVal.Add(pNetElements.GetEID(pFlagDisplay.FeatureClassID, pFlagDisplay.FID, pFlagDisplay.SubID, esriElementType.esriETEdge));

                        }

                    }

                    netElementBarriersClose = new NetElementBarriersClass() as INetElementBarriersGEN;
                    netElementBarriersClose.ElementType = esriElementType.esriETEdge;
                    //netElementBarriersClose.ElementType = esriElementType.esriETJunction;
                    netElementBarriersClose.Network = gn.Network;

                    int[] clo = closeVal.ToArray();

                    netElementBarriersClose.SetBarriersByEID(ref clo);
                    pEdgeElementBarriers = netElementBarriersClose as INetElementBarriers;

                }
                valBarFeat = null;
                pQFValBar = null;
                if (pCurValBar != null)
                    Marshal.ReleaseComObject(pCurValBar);
                pCurValBar = null;

                netSolver = traceFlowSolver as INetSolver;

                traceFlowSolver.TraceIndeterminateFlow = traceIndeterminate;
                pNetFlags = new List<INetFlag>();

                if (pEdgeFlags != null)
                {
                    foreach (IEdgeFlag pEdFl in pEdgeFlags)
                    {
                        pNetFlags.Add((INetFlag)pEdFl);

                    }
                }
                if (pJunctionFlags != null)
                {

                    foreach (IJunctionFlag pJcFl in pJunctionFlags)
                    {
                        pNetFlags.Add((INetFlag)pJcFl);
                    }
                }
                if (startNetFlag != null)
                {
                    if (startNetFlag.Count > 0)
                    {
                        foreach (INetFlag pNF in startNetFlag)
                        {
                            if (pNF != null)
                            {
                                pNetFlags.Add((INetFlag)pNF);
                            }
                        }
                    }

                    // pNetFlags.Add((INetFlag)startNetFlag);

                }
                if (pNetFlags.Count == 0)
                {
                    return A4LGSharedFunctions.Localizer.GetString("AddFlagOrClickReturnStatement");

                }

                // Stop if user point was not on a visible network feature, old trace results and selection are cleared
                if (gn == null || pNetFlags.Count == 0)
                {

                    return A4LGSharedFunctions.Localizer.GetString("NotIntersectReturnStatement");
                }
                pointAlong++;
                if (processEvent)
                {

                    pStepPro.Message = A4LGSharedFunctions.Localizer.GetString("GeoNetToolsProc_16a");
                    pStepPro.Step();
                    boolCont = pTrkCan.Continue();
                }

                if (!boolCont)
                {

                    pStepPro.Hide();
                    pProDlg.HideDialog();
                    pStepPro = null;
                    pProDlg = null;
                    pProDFact = null;
                    return A4LGSharedFunctions.Localizer.GetString("CanceledReturnStatement");
                }
                //Find feature classes
                sourceFLs = sourceFLName.Split('|');
                sourceFC = new IFeatureClass[sourceFLs.Length];
                sourceFL = new IFeatureLayer[sourceFLs.Length];

                for (int i = 0; i < sourceFLs.Length; i++)
                {
                    bool FCorLayerTemp = true;
                    sourceFL[i] = (IFeatureLayer)Globals.FindLayerFromMapDataset(map, sourceFLs[i], ref FCorLayerTemp, gn.FeatureDataset);
                    if (sourceFL[i] != null)
                    {
                        sourceFC[i] = sourceFL[i].FeatureClass;
                        sourceFCClassIDs.Add(sourceFL[i].FeatureClass.FeatureClassID);
                    }

                }
                pointAlong++;
                //                IFeatureClass sourceFC = (IFeatureClass)Globals.GetFeatureClassFromGeometricNetwork(sourceFCName, gn, esriFeatureType.esriFTSimpleJunction);
                // IFeatureClass valveFC = (IFeatureClass)Globals.GetFeatureClassFromGeometricNetwork(valveFCName, gn, esriFeatureType.esriFTSimpleJunction);
                //strValveFLs = valveFLName.Split('|');

                //valveFLs = new List<IFeatureLayer>();//(IFeatureLayer)Globals.FindLayer(map, valveFLName);
                //valveFCs = new List<IFeatureClass>();//[strValveFLs.Length];

                //for (int i = 0; i < strValveFLs.Length; i++)
                //{
                //    bool FCorLayerTemp = true;
                //    pTempLay = (IFeatureLayer)Globals.FindLayer(map, strValveFLs[i], ref FCorLayerTemp);
                //    if (pTempLay != null)
                //    {

                //        if (pTempLay.FeatureClass != null)
                //        {
                //            valveFLs.Add(pTempLay);
                //            valveFCs.Add(pTempLay.FeatureClass);
                //            valveFCClassIDs.Add(pTempLay.FeatureClass.FeatureClassID);

                //        }
                //    }

                //}

                //  string strMeterFL = meterFLName;

                //meterFL = (IFeatureLayer)Globals.FindLayer(map, meterFLName);
                //meterDSName = "";
                //if (meterFL != null)
                //{
                //    if (meterFL is IDataset)
                //    {
                //        IDataset pTempDataset = (IDataset)meterFL;
                //        meterDSName = pTempDataset.BrowseName;
                //        if (meterDSName.Contains("."))
                //        {
                //            meterDSName = meterDSName.Substring(meterDSName.LastIndexOf(".") + 1);

                //        }
                //        Marshal.ReleaseComObject(pTempDataset);

                //        pTempDataset = null;
                //    }

                //}
                //meterFL = null;

                if (processEvent)
                {

                    pStepPro.Message = A4LGSharedFunctions.Localizer.GetString("GeoNetToolsProc_16a");
                    pStepPro.Step();
                    boolCont = pTrkCan.Continue();
                }

                if (!boolCont)
                {

                    pStepPro.Hide();
                    pProDlg.HideDialog();
                    pStepPro = null;
                    pProDlg = null;
                    pProDFact = null;
                    return A4LGSharedFunctions.Localizer.GetString("CanceledReturnStatement");
                }
                pointAlong++;
                if (valveFCs == null)
                {
                    if (processEvent)
                    {

                        pStepPro.Message = A4LGSharedFunctions.Localizer.GetString("GeoNetToolsMess_15d") + valveFLName + A4LGSharedFunctions.Localizer.GetString("GeoNetToolsMess_15e") + Environment.NewLine +
                            A4LGSharedFunctions.Localizer.GetString("GeoNetToolsMess_15f");
                        pStepPro.Step();
                        boolCont = pTrkCan.Continue();
                    }

                    if (!boolCont)
                    {

                        pStepPro.Hide();
                        pProDlg.HideDialog();
                        pStepPro = null;
                        pProDlg = null;
                        pProDFact = null;
                        return A4LGSharedFunctions.Localizer.GetString("CanceledReturnStatement"); ;
                    }
                    return A4LGSharedFunctions.Localizer.GetString("LambdaReturnStatement") + valveFLName + A4LGSharedFunctions.Localizer.GetString("GeoNetToolsMess_15e") + Environment.NewLine +
                            A4LGSharedFunctions.Localizer.GetString("GeoNetToolsMess_15f");
                }
                pointAlong++;
                if (valveFCs.Count == 0)
                {
                    if (processEvent)
                    {

                        pStepPro.Message = A4LGSharedFunctions.Localizer.GetString("GeoNetToolsMess_15d") + valveFLName + A4LGSharedFunctions.Localizer.GetString("GeoNetToolsMess_15e") + Environment.NewLine +
                            A4LGSharedFunctions.Localizer.GetString("GeoNetToolsMess_15f");
                        pStepPro.Step();
                        boolCont = pTrkCan.Continue();
                    }

                    if (!boolCont)
                    {

                        pStepPro.Hide();
                        pProDlg.HideDialog();
                        pStepPro = null;
                        pProDlg = null;
                        pProDFact = null;
                        return A4LGSharedFunctions.Localizer.GetString("CanceledReturnStatement");
                    }
                    return A4LGSharedFunctions.Localizer.GetString("LambdaReturnStatement") + valveFLName + A4LGSharedFunctions.Localizer.GetString("GeoNetToolsMess_15e") + Environment.NewLine +
                            A4LGSharedFunctions.Localizer.GetString("GeoNetToolsMess_15f");
                }

                if (sourceFC == null)
                {
                    if (processEvent)
                    {

                        pStepPro.Message = A4LGSharedFunctions.Localizer.GetString("GeoNetToolsMess_15d") + sourceFLs + A4LGSharedFunctions.Localizer.GetString("GeoNetToolsMess_15e") + Environment.NewLine +
                            A4LGSharedFunctions.Localizer.GetString("GeoNetToolsMess_15f");
                        pStepPro.Step();
                        boolCont = pTrkCan.Continue();
                    }

                    if (!boolCont)
                    {

                        pStepPro.Hide();
                        pProDlg.HideDialog();
                        pStepPro = null;
                        pProDlg = null;
                        pProDFact = null;
                        return A4LGSharedFunctions.Localizer.GetString("CanceledReturnStatement");
                    }
                    return A4LGSharedFunctions.Localizer.GetString("LambdaReturnStatement") + sourceFLs + A4LGSharedFunctions.Localizer.GetString("GeoNetToolsMess_15e") + Environment.NewLine +
                            A4LGSharedFunctions.Localizer.GetString("GeoNetToolsMess_15f");
                }
                pointAlong++;
                if (sourceFC.Length == 0)
                {
                    if (processEvent)
                    {

                        pStepPro.Message = A4LGSharedFunctions.Localizer.GetString("GeoNetToolsMess_15d") + sourceFLs + A4LGSharedFunctions.Localizer.GetString("GeoNetToolsMess_15e") + Environment.NewLine +
                            A4LGSharedFunctions.Localizer.GetString("GeoNetToolsMess_15f");
                        pStepPro.Step();
                        boolCont = pTrkCan.Continue();
                    }

                    if (!boolCont)
                    {

                        pStepPro.Hide();
                        pProDlg.HideDialog();
                        pStepPro = null;
                        pProDlg = null;
                        pProDFact = null;
                        return A4LGSharedFunctions.Localizer.GetString("CanceledReturnStatement");
                    }
                    return A4LGSharedFunctions.Localizer.GetString("LambdaReturnStatement") + sourceFLs + A4LGSharedFunctions.Localizer.GetString("GeoNetToolsMess_15e") + Environment.NewLine +
                            A4LGSharedFunctions.Localizer.GetString("GeoNetToolsMess_15f");
                }

                pointAlong++;

                if (processEvent)
                {

                    pStepPro.Message = A4LGSharedFunctions.Localizer.GetString("GeoNetToolsProc_16b");
                    pStepPro.Step();
                    boolCont = pTrkCan.Continue();
                }

                if (!boolCont)
                {

                    pStepPro.Hide();
                    pProDlg.HideDialog();
                    pStepPro = null;
                    pProDlg = null;
                    pProDFact = null;
                    return A4LGSharedFunctions.Localizer.GetString("CanceledReturnStatement");
                }

                Globals.AddFlagsToTraceSolver(pNetFlags.ToArray(), ref traceFlowSolver, out junctionFlags, out edgeFlags);

                if (processEvent)
                {

                    pStepPro.Message = A4LGSharedFunctions.Localizer.GetString("GeoNetToolsProc_16c");
                    pStepPro.Step();
                    boolCont = pTrkCan.Continue();
                }

                if (!boolCont)
                {

                    pStepPro.Hide();
                    pProDlg.HideDialog();
                    pStepPro = null;
                    pProDlg = null;
                    pProDFact = null;
                    return A4LGSharedFunctions.Localizer.GetString("CanceledReturnStatement");
                }

                //Create barriers based on all operable valves
                pointAlong++;
                netElementBarriers = new NetElementBarriersClass() as INetElementBarriersGEN;
                netElementBarriers.ElementType = esriElementType.esriETJunction;
                netElementBarriers.Network = gn.Network;

                userIds = Globals.GetOperableValveOIDs(valveFCs.ToArray(), operableFieldNameValves, opValues, addSQL);
                if (userIds == null)
                {
                    if (processEvent)
                    {

                        pStepPro.Message = A4LGSharedFunctions.Localizer.GetString("GeoNetToolsProc_16d");
                        pStepPro.Step();
                        boolCont = pTrkCan.Continue();
                    }

                    if (!boolCont)
                    {

                        pStepPro.Hide();
                        pProDlg.HideDialog();
                        pStepPro = null;
                        pProDlg = null;
                        pProDFact = null;
                        return A4LGSharedFunctions.Localizer.GetString("CanceledReturnStatement");
                    }
                }

                else
                {
                    if (userIds.Count == 0)
                    {
                        if (processEvent)
                        {

                            pStepPro.Message = A4LGSharedFunctions.Localizer.GetString("GeoNetToolsProc_16d");
                            pStepPro.Step();
                            boolCont = pTrkCan.Continue();
                        }

                        if (!boolCont)
                        {

                            pStepPro.Hide();
                            pProDlg.HideDialog();
                            pStepPro = null;
                            pProDlg = null;
                            pProDFact = null;
                            return A4LGSharedFunctions.Localizer.GetString("CanceledReturnStatement");
                        }
                    }
                    else
                    {
                        try
                        {
                            int idxUser = 0;
                            if (processEvent)
                            {

                                pStepPro.Message = A4LGSharedFunctions.Localizer.GetString("GeoNetToolsProc_16e");
                                pStepPro.Step();
                                boolCont = pTrkCan.Continue();
                            }

                            if (!boolCont)
                            {

                                pStepPro.Hide();
                                pProDlg.HideDialog();
                                pStepPro = null;
                                pProDlg = null;
                                pProDFact = null;
                                return A4LGSharedFunctions.Localizer.GetString("CanceledReturnStatement");
                            }
                            foreach (IFeatureClass valveFC in valveFCs)
                            {
                                int[] usrid = userIds[idxUser];
                                if (usrid.Length > 0)
                                {
                                    netElementBarriers.SetBarriers(valveFC.FeatureClassID, ref usrid);  //error here after sum
                                    nb = netElementBarriers as INetElementBarriers;
                                    netSolver.set_ElementBarriers(esriElementType.esriETJunction, nb);
                                }
                                idxUser++;
                            }
                        }
                        catch (Exception Ex)
                        {
                            if (processEvent)
                            {

                                pStepPro.Message = A4LGSharedFunctions.Localizer.GetString("GeoNetToolsError_16a") + Ex.Message;
                                pStepPro.Step();
                                boolCont = pTrkCan.Continue();
                                return A4LGSharedFunctions.Localizer.GetString("CanceledReturnStatement");
                            }

                            if (!boolCont)
                            {

                                pStepPro.Hide();
                                pProDlg.HideDialog();
                                pStepPro = null;
                                pProDlg = null;
                                pProDFact = null;
                                return A4LGSharedFunctions.Localizer.GetString("CanceledReturnStatement");
                            }
                        }
                    }
                }
                pointAlong++;
                if (processEvent)
                {

                    pStepPro.Message = A4LGSharedFunctions.Localizer.GetString("GeoNetToolsProc_16f");
                    pStepPro.Step();
                    boolCont = pTrkCan.Continue();
                }

                if (!boolCont)
                {

                    pStepPro.Hide();
                    pProDlg.HideDialog();
                    pStepPro = null;
                    pProDlg = null;
                    pProDFact = null;
                    return A4LGSharedFunctions.Localizer.GetString("CanceledReturnStatement");
                }

                try
                {
                    juncEIDs = null;
                    edgeEIDs = null;
                    traceFlowSolver.FindFlowEndElements(esriFlowMethod.esriFMConnected, esriFlowElements.esriFEJunctionsAndEdges, out juncEIDs, out edgeEIDs);
                }
                catch (Exception ex)
                {
                    try
                    {
                        traceFlowSolver.FindFlowEndElements(esriFlowMethod.esriFMConnected, esriFlowElements.esriFEJunctionsAndEdges, out juncEIDs, out edgeEIDs);
                    }
                    catch (Exception ex2)
                    {
                        juncEIDs = null;
                        edgeEIDs = null;
                        if (processEvent)
                        {

                            pStepPro.Message = A4LGSharedFunctions.Localizer.GetString("ErrorInThe") + "FindFlowEndElements";
                            pStepPro.Step();
                            boolCont = pTrkCan.Continue();
                        }

                        if (!boolCont)
                        {

                            pStepPro.Hide();
                            pProDlg.HideDialog();
                            pStepPro = null;
                            pProDlg = null;
                            pProDFact = null;
                            return A4LGSharedFunctions.Localizer.GetString("CanceledReturnStatement");
                        }
                        return A4LGSharedFunctions.Localizer.GetString("DontFindFlowEltReturnStatement");
                    }
                    //MessageBox.Show("Error in the FindFlowEndElements");
                }
                pointAlong++;
                eidHelper = new EIDHelperClass();
                eidHelper.GeometricNetwork = gn;
                eidHelper.ReturnFeatures = true;

                //Save valves which stopped the trace
                if (processEvent)
                {

                    pStepPro.Message = A4LGSharedFunctions.Localizer.GetString("GeoNetToolsProc_16g");
                    pStepPro.Step();
                    boolCont = pTrkCan.Continue();
                }

                if (!boolCont)
                {

                    pStepPro.Hide();
                    pProDlg.HideDialog();
                    pStepPro = null;
                    pProDlg = null;
                    pProDFact = null;
                    return A4LGSharedFunctions.Localizer.GetString("CanceledReturnStatement");
                }
                pointAlong++;

                valveEIDInfoHT = new List<Hashtable>();
                int totalreachcount = 0;
                foreach (IFeatureClass valveFC in valveFCs)
                {
                    if (valveFC != null)
                    {
                        Hashtable valveEIDInfoHTtemp = Globals.GetEIDInfoListByFC(valveFC.FeatureClassID, juncEIDs, eidHelper);
                        totalreachcount = totalreachcount + valveEIDInfoHTtemp.Count;
                        valveEIDInfoHT.Add(valveEIDInfoHTtemp);
                    }

                }
                if (totalreachcount == 0)
                {
                    if (processEvent)
                    {

                        pStepPro.Message = (A4LGSharedFunctions.Localizer.GetString("GeoNetToolsMess_16a") + valveFLName + A4LGSharedFunctions.Localizer.GetString("GeoNetToolsMess_15c") + Environment.NewLine +
                            Environment.NewLine +
                            A4LGSharedFunctions.Localizer.GetString("GeoNetToolsMess_16b") + valveFLName + A4LGSharedFunctions.Localizer.GetString("GeoNetToolsMess_16c") + Environment.NewLine +
                            A4LGSharedFunctions.Localizer.GetString("GeoNetToolsMess_16d") + Environment.NewLine +
                            A4LGSharedFunctions.Localizer.GetString("GeoNetToolsMess_16e"));
                        pStepPro.Step();
                        boolCont = pTrkCan.Continue();
                    }

                    if (!boolCont)
                    {

                        pStepPro.Hide();
                        pProDlg.HideDialog();
                        pStepPro = null;
                        pProDlg = null;
                        pProDFact = null;
                        //return A4LGSharedFunctions.Localizer.GetString("CanceledReturnStatement");
                    }

                    //return A4LGSharedFunctions.Localizer.GetString("Error") + A4LGSharedFunctions.Localizer.GetString("GeoNetToolsMess_16a") + valveFLName + A4LGSharedFunctions.Localizer.GetString("GeoNetToolsMess_15c") + Environment.NewLine +
                    //        Environment.NewLine +
                    //        A4LGSharedFunctions.Localizer.GetString("GeoNetToolsMess_16b") + valveFLName + A4LGSharedFunctions.Localizer.GetString("GeoNetToolsMess_16c") + Environment.NewLine +
                    //        A4LGSharedFunctions.Localizer.GetString("GeoNetToolsMess_16d") + Environment.NewLine +
                    //        A4LGSharedFunctions.Localizer.GetString("GeoNetToolsMess_16e");
                }
                pointAlong++;
                if (processEvent)
                {

                    pStepPro.Message = A4LGSharedFunctions.Localizer.GetString("GeoNetToolsProc_16h");
                    pStepPro.Step();
                    boolCont = pTrkCan.Continue();
                }

                if (!boolCont)
                {

                    pStepPro.Hide();
                    pProDlg.HideDialog();
                    pStepPro = null;
                    pProDlg = null;
                    pProDFact = null;
                    return A4LGSharedFunctions.Localizer.GetString("CanceledReturnStatement");
                }

                traceFlowSolver = new TraceFlowSolverClass() as ITraceFlowSolverGEN;
                traceFlowSolver.TraceIndeterminateFlow = traceIndeterminate;
                netSolver = traceFlowSolver as INetSolver;

                netSolver.SourceNetwork = gn.Network;
                //Globals.AddFlagsToTraceSolver(startNetFlag.ToArray(), ref traceFlowSolver, out junctionFlag, out edgeFlag);
                Globals.AddFlagsToTraceSolver(pNetFlags.ToArray(), ref traceFlowSolver, out junctionFlag, out edgeFlag);
                Globals.AddBarriersToSolver(ref traceFlowSolver, ref pEdgeElementBarriers, ref pJunctionElementBarriers, ref pSelectionSetBarriers);

                pointAlong++;
                foreach (int sFC in sourceFCClassIDs)
                {
                    netSolver.DisableElementClass(sFC);
                }

                traceFlowSolver.FindFlowEndElements(esriFlowMethod.esriFMConnected, esriFlowElements.esriFEJunctions, out juncEIDs, out edgeEIDs);
                pointAlong++;
                //Save sources which are reachable
                if (processEvent)
                {

                    pStepPro.Message = A4LGSharedFunctions.Localizer.GetString("GeoNetToolsProc_16i");
                    pStepPro.Step();
                    boolCont = pTrkCan.Continue();
                }

                if (!boolCont)
                {

                    pStepPro.Hide();
                    pProDlg.HideDialog();
                    pStepPro = null;
                    pProDlg = null;
                    pProDFact = null;
                    return A4LGSharedFunctions.Localizer.GetString("CanceledReturnStatement");
                }

                sourceEIDInfoHT = new Hashtable();

                //foreach (IFeatureClass sFC in sourceFC)
                //{
                Globals.GetEIDInfoListByFCWithHT(ref sourceEIDInfoHT, sourceFCClassIDs, operableFieldNameSources, opValues, juncEIDs, eidHelper);

                //}
                pointAlong++;
                if (sourceEIDInfoHT.Count == 0 && totalreachcount > 0)
                {
                    if (processEvent)
                    {

                        pStepPro.Message = A4LGSharedFunctions.Localizer.GetString("No") + sourceFLName + A4LGSharedFunctions.Localizer.GetString("GeoNetToolsMess_15c") + Environment.NewLine +
                         Environment.NewLine +
                         A4LGSharedFunctions.Localizer.GetString("GeoNetToolsMess_16b") + sourceFLName + A4LGSharedFunctions.Localizer.GetString("GeoNetToolsMess_16c") + Environment.NewLine +
                         A4LGSharedFunctions.Localizer.GetString("GeoNetToolsProc_16j");
                        pStepPro.Step();
                        boolCont = pTrkCan.Continue();
                    }

                    if (!boolCont)
                    {

                        pStepPro.Hide();
                        pProDlg.HideDialog();
                        pStepPro = null;
                        pProDlg = null;
                        pProDFact = null;
                        return null;
                    }
                    return A4LGSharedFunctions.Localizer.GetString("Error") + A4LGSharedFunctions.Localizer.GetString("No") + sourceFLName + A4LGSharedFunctions.Localizer.GetString("GeoNetToolsMess_15c") + Environment.NewLine +
                         Environment.NewLine +
                         A4LGSharedFunctions.Localizer.GetString("GeoNetToolsMess_16b") + sourceFLName + A4LGSharedFunctions.Localizer.GetString("GeoNetToolsMess_16c") + Environment.NewLine +
                         A4LGSharedFunctions.Localizer.GetString("GeoNetToolsProc_16j");
                }
                if (processEvent)
                {

                    pStepPro.Message = A4LGSharedFunctions.Localizer.GetString("GeoNetToolsProc_16k");
                    pStepPro.Step();
                    boolCont = pTrkCan.Continue();
                }

                if (!boolCont)
                {

                    pStepPro.Hide();
                    pProDlg.HideDialog();
                    pStepPro = null;
                    pProDlg = null;
                    pProDFact = null;
                    return null;
                }

                traceFlowSolver = new TraceFlowSolverClass() as ITraceFlowSolverGEN;
                traceFlowSolver.TraceIndeterminateFlow = traceIndeterminate;
                netSolver = traceFlowSolver as INetSolver;
                netSolver.SourceNetwork = gn.Network;
                //Globals.AddFlagsToTraceSolver(startNetFlag.ToArray(), ref traceFlowSolver, out junctionFlag, out edgeFlag);
                Globals.AddFlagsToTraceSolver(pNetFlags.ToArray(), ref traceFlowSolver, out junctionFlag, out edgeFlag);
                Globals.AddBarriersToSolver(ref traceFlowSolver, ref pEdgeElementBarriers, ref pJunctionElementBarriers, ref pSelectionSetBarriers);

                pointAlong++;
                //Set the barriers in the network based on the saved valves
                if (processEvent)
                {

                    pStepPro.Message = A4LGSharedFunctions.Localizer.GetString("GeoNetToolsProc_16l");
                    pStepPro.Step();
                    boolCont = pTrkCan.Continue();
                }

                if (!boolCont)
                {

                    pStepPro.Hide();
                    pProDlg.HideDialog();
                    pStepPro = null;
                    pProDlg = null;
                    pProDFact = null;
                    return A4LGSharedFunctions.Localizer.GetString("CanceledReturnStatement");
                }

                //Run the trace to find directly reachable sources (without passing valve)
                if (processEvent)
                {

                    pStepPro.Message = A4LGSharedFunctions.Localizer.GetString("GeoNetToolsProc_16m");
                    pStepPro.Step();
                    boolCont = pTrkCan.Continue();
                }

                if (!boolCont)
                {

                    pStepPro.Hide();
                    pProDlg.HideDialog();
                    pStepPro = null;
                    pProDlg = null;
                    pProDFact = null;
                    return A4LGSharedFunctions.Localizer.GetString("CanceledReturnStatement");
                }

                netElementBarrier = new SelectionSetBarriersClass();

                totalreachcount = 0;
                foreach (Hashtable HTentry in valveEIDInfoHT)
                {
                    foreach (DictionaryEntry entry in HTentry)
                    {
                        eidInfo = entry.Value as IEIDInfo;
                        netElementBarrier.Add(eidInfo.Feature.Class.ObjectClassID, eidInfo.Feature.OID);
                    }
                    //totalreachcount++;
                }

                //attempt to use selection barriers for closed valves
                //foreach (FeatureOIDs featOIDS in selectBars)
                //{
                //    netElementBarrier.Add(featOIDS.ClassID, featOIDS.ID);
                //}
                pointAlong++;
                netSolver.SelectionSetBarriers = netElementBarrier;
                pointAlong++;
                Globals.AddBarriersToSolver(ref traceFlowSolver, ref pEdgeElementBarriers, ref pJunctionElementBarriers, ref pSelectionSetBarriers);

                traceFlowSolver.FindFlowElements(esriFlowMethod.esriFMConnected, esriFlowElements.esriFEJunctionsAndEdges, out juncEIDs, out edgeEIDs);
                // Hashtable sourceDirectEIDInfoHT = Globals.GetEIDInfoListByFC(sourceFC.FeatureClassID, juncEIDs, eidHelper);
                sourceDirectEIDInfoHT = new Hashtable();

                Globals.GetEIDInfoListByFCWithHT(ref sourceDirectEIDInfoHT, sourceFCClassIDs, operableFieldNameSources, opValues, juncEIDs, eidHelper);

                //Remove directly reachable sources from source array
                if (processEvent)
                {

                    pStepPro.Message = A4LGSharedFunctions.Localizer.GetString("GeoNetToolsProc_16n");
                    pStepPro.Step();
                    boolCont = pTrkCan.Continue();
                }

                if (!boolCont)
                {

                    pStepPro.Hide();
                    pProDlg.HideDialog();
                    pStepPro = null;
                    pProDlg = null;
                    pProDFact = null;
                    return A4LGSharedFunctions.Localizer.GetString("CanceledReturnStatement");
                }
                pointAlong++;
                foreach (DictionaryEntry entry in sourceDirectEIDInfoHT)
                {
                    eidInfo = entry.Value as IEIDInfo;
                    sourceEIDInfoHT.Remove(eidInfo.Feature.OID);
                }
                pointAlong++;//21
                if (sourceEIDInfoHT.Count == 0 && totalreachcount > 0)
                {
                    if (processEvent)
                    {

                        pStepPro.Message = A4LGSharedFunctions.Localizer.GetString("No") + sourceFLName + A4LGSharedFunctions.Localizer.GetString("GeoNetToolsProc_16o") + Environment.NewLine +
                         Environment.NewLine +
                         A4LGSharedFunctions.Localizer.GetString("GeoNetToolsMess_16b") + sourceFLName + A4LGSharedFunctions.Localizer.GetString("GeoNetToolsMess_16c") + Environment.NewLine +
                         A4LGSharedFunctions.Localizer.GetString("GeoNetToolsProc_16j");
                        pStepPro.Step();
                        boolCont = pTrkCan.Continue();
                    }

                    if (!boolCont)
                    {

                        pStepPro.Hide();
                        pProDlg.HideDialog();
                        pStepPro = null;
                        pProDlg = null;
                        pProDFact = null;
                        return A4LGSharedFunctions.Localizer.GetString("CanceledReturnStatement");
                    }
                    return A4LGSharedFunctions.Localizer.GetString("Error") + A4LGSharedFunctions.Localizer.GetString("No") + sourceFLName + A4LGSharedFunctions.Localizer.GetString("GeoNetToolsProc_16o") + Environment.NewLine +
                         Environment.NewLine +
                         A4LGSharedFunctions.Localizer.GetString("GeoNetToolsMess_16b") + sourceFLName + A4LGSharedFunctions.Localizer.GetString("GeoNetToolsMess_16c") + Environment.NewLine +
                         A4LGSharedFunctions.Localizer.GetString("GeoNetToolsProc_16j");
                }
                pointAlong++;//22
                if (processEvent)
                {

                    pStepPro.Message = A4LGSharedFunctions.Localizer.GetString("GeoNetToolsProc_16p");
                    pStepPro.Step();
                    boolCont = pTrkCan.Continue();
                }

                if (!boolCont)
                {

                    pStepPro.Hide();
                    pProDlg.HideDialog();
                    pStepPro = null;
                    pProDlg = null;
                    pProDFact = null;
                    return A4LGSharedFunctions.Localizer.GetString("CanceledReturnStatement");
                }

                noSourceValveHT = new Hashtable();
                hasSourceValveHT = new Hashtable();

                // IEIDInfo vEIDInfo;
                barrierIds = null;

                bool foundSource;
                // ArrayList barrierArrayList;
                pointAlong++;
                totalreachcount = 0;
                foreach (Hashtable valveHT in valveEIDInfoHT)
                {
                    foreach (DictionaryEntry valveEntry in valveHT)
                    {

                        foundSource = false;
                        valveEIDInfo = valveEntry.Value as IEIDInfo;

                        //Create array of all isolation valves excluding the current one
                        // barrierArrayList = new ArrayList();
                        barrierIds = new List<BarClassIDS>();

                        foreach (Hashtable valveHTBar in valveEIDInfoHT)
                        {
                            BarClassIDS barClID = new BarClassIDS();
                            List<int> tempIntArr = new List<int>();

                            foreach (DictionaryEntry valveEntryBar in valveHTBar)
                            {
                                vEIDInfo = valveEntryBar.Value as IEIDInfo;

                                barClID.ClassID = vEIDInfo.Feature.Class.ObjectClassID;

                                vEIDInfo = valveEntryBar.Value as IEIDInfo;
                                if (vEIDInfo.Feature.OID == valveEIDInfo.Feature.OID && vEIDInfo.Feature.Class.ObjectClassID == valveEIDInfo.Feature.Class.ObjectClassID)
                                {

                                }
                                else
                                {

                                    //  barrierArrayList.Add(vEIDInfo.Feature.OID);
                                    tempIntArr.Add(vEIDInfo.Feature.OID);
                                    //barrierIds.Add(vEIDInfo.Feature.OID);
                                }

                            }
                            barClID.IDs = tempIntArr.ToArray();
                            barrierIds.Add(barClID);
                        }
                        //if (valveHT.Count > 1)
                        //{

                        //    barrierArrayList = new ArrayList();
                        //    barrierIds = new int[valveHT.Count - 1];
                        //    foreach (DictionaryEntry v in valveHT)
                        //    {
                        //        vEIDInfo = v.Value as IEIDInfo;
                        //        if (vEIDInfo.Feature.OID != valveEIDInfo.Feature.OID)
                        //        {
                        //            barrierArrayList.Add(vEIDInfo.Feature.OID);
                        //        }
                        //    }
                        //    barrierArrayList.CopyTo(barrierIds);
                        //}
                        //else
                        //    barrierArrayList = null;

                        pointAlong++;
                        //For each source, attempt to trace

                        foreach (DictionaryEntry sourceEntry in sourceEIDInfoHT)
                        {

                            sourceEIDInfo = sourceEntry.Value as IEIDInfo;

                            //Setup trace to test each valve
                            traceFlowSolver = new TraceFlowSolverClass() as ITraceFlowSolverGEN;
                            traceFlowSolver.TraceIndeterminateFlow = traceIndeterminate;
                            netSolver = traceFlowSolver as INetSolver;
                            netSolver.SourceNetwork = gn.Network;
                            Globals.AddBarriersToSolver(ref traceFlowSolver, ref pEdgeElementBarriers, ref pJunctionElementBarriers, ref pSelectionSetBarriers);

                            //Set the first junction flag for path finding based this current valve
                            netFlag1 = new JunctionFlagClass();
                            netFlag1.UserClassID = valveEIDInfo.Feature.Class.ObjectClassID;
                            netFlag1.UserID = valveEIDInfo.Feature.OID;
                            netFlag1.UserSubID = 0;
                            netFlag1.Label = A4LGSharedFunctions.Localizer.GetString("GeoNetToolsLbl_16a");
                            //AddFlagToTraceSolver(netFlag1, ref traceFlowSolver, out junctionFlag, out edgeFlag);

                            //Set the second (and last) trace flag at this source
                            netFlag2 = new JunctionFlagClass();
                            netFlag2.UserClassID = sourceEIDInfo.Feature.Class.ObjectClassID;
                            netFlag2.UserID = sourceEIDInfo.Feature.OID;
                            netFlag2.UserSubID = 0;
                            netFlag2.Label = A4LGSharedFunctions.Localizer.GetString("GeoNetToolsLbl_16b");

                            Globals.AddTwoJunctionFlagsToTraceSolver(ref traceFlowSolver, netFlag1, netFlag2);

                            //Set as isolation valves (except the current one) as barriers
                            if (barrierIds != null && barrierIds.Count > 0)
                            {
                                netElementBarriers = new NetElementBarriersClass() as INetElementBarriersGEN;
                                netElementBarriers.ElementType = esriElementType.esriETJunction;
                                netElementBarriers.Network = gn.Network;
                                bool setBar = false;
                                foreach (BarClassIDS tempBarIDS in barrierIds)
                                {
                                    if (tempBarIDS.IDs.Length > 0)
                                    {
                                        int[] barIDs = tempBarIDS.IDs;

                                        netElementBarriers.SetBarriers(tempBarIDS.ClassID, ref barIDs);
                                        setBar = true;
                                    }
                                }
                                if (setBar)//required, it would produce an error if there where no other barriers
                                {
                                    nb = netElementBarriers as INetElementBarriers;
                                    netSolver.set_ElementBarriers(esriElementType.esriETJunction, nb);
                                }
                            }

                            //Run trace
                            segCosts = new System.Object[1];
                            segCosts[0] = new System.Object(); edgeEIDs = null;
                            traceFlowSolver.FindPath(esriFlowMethod.esriFMConnected, esriShortestPathObjFn.esriSPObjFnMinSum, out juncEIDs, out edgeEIDs, 1, ref segCosts);
                            if (edgeEIDs != null && edgeEIDs.Count > 0)
                            {
                                foundSource = true;
                                break;
                            }

                        } // End of source loop
                        pointAlong++;//25 -30ish
                        if (foundSource)
                        {
                            hasSourceValveHT.Add(valveEIDInfo.EID, valveEIDInfo);//valveEIDInfo.Feature.Class.ObjectClassID +":" +
                        }
                        else
                        {
                            noSourceValveHT.Add(valveEIDInfo.EID, valveEIDInfo);
                            //Set the second (and last) trace flag at this source
                            //netFlag2 = new JunctionFlagClass();
                            //netFlag2.UserClassID = valveEIDInfo.Feature.Class.ObjectClassID;
                            //netFlag2.UserID = valveEIDInfo.Feature.OID;
                            //netFlag2.UserSubID = 0;
                            //pNetFlags.Add(netFlag2);
                        }

                    } // End of valve loop
                    //totalreachcount++;
                }
                //Setup last trace with correct valve barriers

                if (hasSourceValveHT.Count == 0)
                {
                    if (ZeroSourceCont)
                        hasSourceValveHT = noSourceValveHT;
                    else
                        return A4LGSharedFunctions.Localizer.GetString("NoWaterSourceIdentifiedReturnStatement");

                }
                if (processEvent)
                {

                    pStepPro.Message = A4LGSharedFunctions.Localizer.GetString("GeoNetToolsProc_16q");
                    pStepPro.Step();
                    boolCont = pTrkCan.Continue();
                }

                if (!boolCont)
                {

                    pStepPro.Hide();
                    pProDlg.HideDialog();
                    pStepPro = null;
                    pProDlg = null;
                    pProDFact = null;
                    return A4LGSharedFunctions.Localizer.GetString("CanceledReturnStatement");
                }
                pointAlong++;
                traceFlowSolver = new TraceFlowSolverClass() as ITraceFlowSolverGEN;
                traceFlowSolver.TraceIndeterminateFlow = traceIndeterminate;
                netSolver = traceFlowSolver as INetSolver;
                netSolver.SourceNetwork = gn.Network;

                //Globals.AddFlagsToTraceSolver(startNetFlag.ToArray(), ref traceFlowSolver, out junctionFlag, out edgeFlag);
                Globals.AddFlagsToTraceSolver(pNetFlags.ToArray(), ref traceFlowSolver, out junctionFlag, out edgeFlag);
                INetElementBarriers nullTemp = null;
                Globals.AddBarriersToSolver(ref traceFlowSolver, ref pEdgeElementBarriers, ref pJunctionElementBarriers, ref pSelectionSetBarriers);

                //Set the barriers in the network based on the saved valves

                netElementBarrier = new SelectionSetBarriersClass();

                foreach (DictionaryEntry entry in hasSourceValveHT)
                {
                    eidInfo = entry.Value as IEIDInfo;

                    //netElementBarrier.Add(valveFC.FeatureClassID, eidInfo.Feature.OID);
                    netElementBarrier.Add(((IFeatureClass)eidInfo.Feature.Class).FeatureClassID, eidInfo.Feature.OID);
                }
                //attempt to use selection barriers for closed valves
                //foreach (FeatureOIDs featOIDS in selectBars)
                //{
                //    netElementBarrier.Add(featOIDS.ClassID, featOIDS.ID);
                //}
                netSolver.SelectionSetBarriers = netElementBarrier;

                pointAlong++;
                //Run last trace
                traceFlowSolver.FindFlowElements(esriFlowMethod.esriFMConnected, esriFlowElements.esriFEJunctionsAndEdges, out juncEIDs, out edgeEIDs);
                //skipped valves =>  //Hashtable skippedValvesEIDInfoHT = GetEIDInfoListByFC(valveFC.FeatureClassID, juncEIDs, eidHelper);

                //Select junction features
                pointAlong++; //51,44

                //Open identify dialog with selected features
                //IdentifySelected(map);
                if (processEvent)
                {

                    pStepPro.Message = A4LGSharedFunctions.Localizer.GetString("Complete");
                    pStepPro.Step();
                    boolCont = pTrkCan.Continue();
                }

                if (!boolCont)
                {

                    pStepPro.Hide();
                    pProDlg.HideDialog();
                    pStepPro = null;
                    pProDlg = null;
                    pProDFact = null;
                    return A4LGSharedFunctions.Localizer.GetString("CanceledReturnStatement");
                }

                if (snappedPoint != null)
                {
                    snappedPoint.Project(map.SpatialReference);
                    // traceRes.TracePoint = snappedPoint;

                }
                // return "Post1";

                //Globals.LoadJunctions(ref traceRes, ref gn, ref map, ref juncEIDs, ref meterDSName);
                // Globals.LoadValves(ref traceRes, ref gn, ref map, ref hasSourceValveHT);

                //Globals.LoadEdges(ref traceRes, ref gn, ref map, ref edgeEIDs);
                //((IMxDocument)app.Document).FocusMap.ClearSelection();
                //Globals.RemoveGraphics(((IMxDocument)app.Document).FocusMap, false);

                eidHelper = new EIDHelperClass();
                eidHelper.GeometricNetwork = gn;

                //eidHelper.OutputSpatialReference = map.SpatialReference;
                eidHelper.ReturnFeatures = true;
                eidHelper.ReturnGeometries = true;
                eidHelper.PartialComplexEdgeGeometry = true;

                if (processEvent)
                {
                    if (pNetAnalysisExt != null)
                    {
                        foreach (IFlagDisplay pFgDi in pFlagsDisplay)
                        {
                            Globals.AddFlagToGN(ref pNetAnalysisExt, ref gn, pFgDi);

                            // Globals.AddPointGraphic(map, pFgDi.Geometry as IPoint, false);
                        }
                    }
                    else
                    {
                        foreach (IFlagDisplay pFgDi in pFlagsDisplay)
                        {
                            //  Globals.AddFlagToGN(ref pNetAnalysisExt, ref gn,  pFgDi);

                            Globals.AddPointGraphic(map, pFgDi.Geometry as IPoint, false);
                        }
                    }
                }

                enumEidInfoJunc = eidHelper.CreateEnumEIDInfo(juncEIDs);
                enumEidInfoEdge = eidHelper.CreateEnumEIDInfo(edgeEIDs);

                int totalCount = hasSourceValveHT.Count;

                totalCount = totalCount + enumEidInfoJunc.Count;
                totalCount = totalCount + enumEidInfoEdge.Count;
                int totalPrompt = ConfigUtil.GetConfigValue("Trace_ResultTotalPrompt", 2000);

                if (totalCount > totalPrompt)
                {
                    DialogResult msgResult = MessageBox.Show(String.Format(A4LGSharedFunctions.Localizer.GetString("TraceResultsCount"), totalCount), A4LGSharedFunctions.Localizer.GetString("Proceed"), MessageBoxButtons.YesNo);
                    if (msgResult == DialogResult.No)
                    {
                        return "";
                    }

                }

                string returnVal = "";
                returnVal = Globals.SelectJunctions(ref map, ref gn, ref juncEIDs, ref junctionFlag, MeterName, MeterCritField, MeterCritVal, processEvent);
                if (processEvent)
                {
                    if (selectEdges)
                        Globals.SelectEdges(ref map, ref  gn, ref edgeEIDs);
                    else
                        Globals.DrawEdges(ref map, ref  gn, ref edgeEIDs);
                }
                mergedLines = Globals.MergeEdges(ref map, ref  gn, ref edgeEIDs, ref mainsFL, out lineOIDs);

                returnVal = Globals.SelectValveJunctions(ref map, ref hasSourceValveHT, ref valveFLs, processEvent) + "_" + returnVal;

                if (processEvent)
                {

                    Globals.GetCommand("esriArcMapUI.ZoomToSelectedCommand", app).Execute();

                }
                if (addResultsAsLayer)
                {

                    Globals.TraceResultsToLayer(ref app, ref  gn, ref enumEidInfoJunc, ref enumEidInfoEdge, ref hasSourceValveHT, ref valveFLs);

                }
                ((IMxDocument)app.Document).UpdateContents();
                return returnVal;
            }
            catch (Exception ex)
            {
                // MessageBox.Show(ex.ToString());
                return ex.Message.ToString() + "\n" + pointAlong;

            }
            finally
            {

                barrierIds = null;
                sourceDirectEIDInfoHT = null;
                netFlag1 = null;
                netFlag2 = null;
                junctionFlags = null;
                edgeFlags = null;
                pID = null;
                noSourceValveHT = null;
                hasSourceValveHT = null;

                if (pProDlg != null)
                {

                    pProDlg.HideDialog();
                }
                pStepPro = null;
                pProDlg = null;
                pProDFact = null;

                if (gnList != null)
                {
                    //   Marshal.ReleaseComObject(gnList);
                }
                if (gn != null)
                {
                    Marshal.ReleaseComObject(gn);
                }
                if (snappedPoint != null)
                {
                    Marshal.ReleaseComObject(snappedPoint);
                }
                if (startNetFlag != null)
                {
                    //   Marshal.ReleaseComObject(startNetFlag);
                }
                if (sourceFC != null)
                {

                    //  Marshal.ReleaseComObject(sourceFC);
                }
                if (sourceFL != null)
                {
                    //  Marshal.ReleaseComObject(sourceFL);
                }
                if (pTempLay != null)
                {
                    Marshal.ReleaseComObject(pTempLay);
                }
                if (valveFLs != null)
                {
                    // Marshal.ReleaseComObject(valveFLs);
                }
                if (valveFCs != null)
                {
                    // Marshal.ReleaseComObject(valveFCs);
                }
                //if (meterFL != null)
                //{
                //    Marshal.ReleaseComObject(meterFL);
                //}
                if (junctionFlag != null)
                {
                    // Marshal.ReleaseComObject(junctionFlag);
                }
                if (edgeFlag != null)
                {
                    // Marshal.ReleaseComObject(edgeFlag);
                }
                if (traceFlowSolver != null)
                {
                    Marshal.ReleaseComObject(traceFlowSolver);
                }
                if (netSolver != null)
                {
                    Marshal.ReleaseComObject(netSolver);
                }
                if (netElementBarriers != null)
                {
                    Marshal.ReleaseComObject(netElementBarriers);
                }
                if (nb != null)
                {
                    Marshal.ReleaseComObject(nb);
                }
                if (juncEIDs != null)
                {
                    Marshal.ReleaseComObject(juncEIDs);
                }
                if (edgeEIDs != null)
                {
                    Marshal.ReleaseComObject(edgeEIDs);
                }
                if (eidInfo != null)
                {
                    Marshal.ReleaseComObject(eidInfo);
                }
                if (valveEIDInfo != null)
                {
                    Marshal.ReleaseComObject(valveEIDInfo);
                }
                if (sourceEIDInfo != null)
                {
                    Marshal.ReleaseComObject(sourceEIDInfo);
                }
                if (enumEidInfoJunc != null)
                {
                    Marshal.ReleaseComObject(enumEidInfoJunc);
                }
                if (enumEidInfoEdge != null)
                {
                    Marshal.ReleaseComObject(enumEidInfoEdge);
                }

                if (vEIDInfo != null)
                {
                    Marshal.ReleaseComObject(vEIDInfo);
                }
                if (userIds != null)
                {
                    // Marshal.ReleaseComObject(userIds);
                }
                if (eidHelper != null)
                {
                    Marshal.ReleaseComObject(eidHelper);
                }
                if (valveEIDInfoHT != null)
                {
                    //  Marshal.ReleaseComObject(valveEIDInfoHT);
                }
                if (sourceEIDInfoHT != null)
                {
                    //  Marshal.ReleaseComObject(sourceEIDInfoHT);
                }
                if (segCosts != null)
                {
                    //  Marshal.ReleaseComObject(segCosts);
                }
                if (netElementBarrier != null)
                {
                    Marshal.ReleaseComObject(netElementBarrier);
                }
                //if (traceRes != null)
                //{
                //    traceRes.Dispose();
                //    // Marshal.ReleaseComObject(traceRes);
                //}

                pNetAnalysisExt = null;
                pFlagsDisplay = null;
                pEdgeFlags = null;
                pJunctionFlags = null;
                pNetFlags = null;
                pFlagDisplay = null;
                //pEdgeFlagsBar = null;
                //pJunctionFlagsBar = null;

                gnList = null;

                gn = null;
                snappedPoint = null;

                startNetFlag = null;

                sourceFC = null;
                sourceFL = null;

                pTempLay = null;
                valveFLs = null;
                valveFCs = null;
                //meterFL = null;

                junctionFlag = null;
                edgeFlag = null;
                traceFlowSolver = null;
                netSolver = null;
                netElementBarriers = null;
                nb = null;
                juncEIDs = null;
                edgeEIDs = null;
                eidInfo = null;
                valveEIDInfo = null;
                sourceEIDInfo = null;
                vEIDInfo = null;
                userIds = null;

                eidHelper = null;
                valveEIDInfoHT = null;
                sourceEIDInfoHT = null;
                segCosts = null;
                netElementBarrier = null;

                //traceRes = null;
            }
            GC.Collect();
            GC.WaitForFullGCComplete(300);
        }
Пример #11
0
        /// <summary>
        /// return a featureSet from EIDs
        /// </summary>
        /// <param name="eids">object EIDs</param>
        /// <param name="featureSets">array JsonObject featureSet</param>
        protected void GetTrace(IEnumNetEID eids, out JsonObject[] featureSets)
        {
            IEIDHelper eidHelper = new EIDHelperClass();

            eidHelper.GeometricNetwork = this.geometricNetwork;
            eidHelper.ReturnGeometries = true;
            eidHelper.ReturnFeatures   = true;

            Dictionary <int, IPair <List <int>, IFeatureClass> > dictionary = new Dictionary <int, IPair <List <int>, IFeatureClass> >();
            IEnumEIDInfo enumEIDinfo = eidHelper.CreateEnumEIDInfo(eids);

            enumEIDinfo.Reset();
            IEIDInfo eidInfo = enumEIDinfo.Next();

            while (eidInfo != null)
            {
                IFeatureClass featureClass   = eidInfo.Feature.Class as IFeatureClass;
                IFeature      feature        = eidInfo.Feature;
                int           featureClassID = featureClass.FeatureClassID;
                if (!dictionary.ContainsKey(featureClassID))
                {
                    IPair <List <int>, IFeatureClass> pair = new Pair <List <int>, IFeatureClass>(new List <int>(), featureClass);
                    dictionary.Add(featureClassID, pair);
                }

                dictionary[featureClassID].First.Add(feature.OID);
                eidInfo = enumEIDinfo.Next();
            }

            List <JsonObject> jsonObjects = new List <JsonObject>();

            foreach (int i in dictionary.Keys)
            {
                IPair <List <int>, IFeatureClass> pair = dictionary[i];
                List <int>    listOIDs     = pair.First;
                IFeatureClass featureClass = pair.Second;

                IQueryFilter2 queryFilter = new QueryFilterClass();
                if (this.OutFields[0] != "*")
                {
                    List <string> listFields = new List <string>();
                    Array.ForEach(
                        this.OutFields,
                        s =>
                    {
                        if (featureClass.Fields.FindField(s) != -1)
                        {
                            listFields.Add(s);
                        }
                    });

                    if (listFields.Count == 0)
                    {
                        queryFilter.SubFields = featureClass.OIDFieldName;
                    }
                    else
                    {
                        listFields.Each((s, index) =>
                        {
                            if (index == 0)
                            {
                                queryFilter.SubFields = s;
                            }
                            else
                            {
                                queryFilter.AddField(s);
                            }
                        });

                        if (!Array.Exists(this.OutFields, s => s == featureClass.OIDFieldName))
                        {
                            queryFilter.AddField(featureClass.OIDFieldName);
                        }

                        if (!Array.Exists(this.OutFields, s => s == featureClass.ShapeFieldName))
                        {
                            queryFilter.AddField(featureClass.ShapeFieldName);
                        }
                    }
                }

                queryFilter.WhereClause = featureClass.OIDFieldName + " IN (" + string.Join(",", Array.ConvertAll <int, string>(listOIDs.ToArray(), s => s.ToString(CultureInfo.InvariantCulture))) + ")";

                IRecordSet recordset = Helper.ConvertToRecordset(featureClass, queryFilter);
                jsonObjects.Add(new JsonObject(Encoding.UTF8.GetString(Conversion.ToJson(recordset))));
            }

            featureSets = jsonObjects.ToArray();
        }
Пример #12
0
        public void GetFlow(IMap pMap)
        {
            int num4;

            this.m_pPointcol = new MultipointClass();
            this.m_eFlowDirection.Clear();
            this.m_angle.Clear();
            INetwork        network  = NetworkAnalyst.m_pAnalystGN.Network;
            IUtilityNetwork network2 = network as IUtilityNetwork;
            IEnumNetEID     netEIDs  = network.CreateNetBrowser(esriElementType.esriETEdge);
            IEnumNetEID     teid2    = network.CreateNetBrowser(esriElementType.esriETJunction);

            netEIDs.Reset();
            int        count  = netEIDs.Count;
            int        num2   = teid2.Count;
            IEIDHelper helper = new EIDHelperClass
            {
                GeometricNetwork       = NetworkAnalyst.m_pAnalystGN,
                OutputSpatialReference = pMap.SpatialReference,
                ReturnGeometries       = true,
                ReturnFeatures         = true
            };
            IEnumEIDInfo info = helper.CreateEnumEIDInfo(teid2);
            int          num3 = info.Count;

            teid2.Reset();
            info.Reset();
            IPointCollection points = new MultipointClass();
            object           before = Missing.Value;

            for (num4 = 0; num4 < num2; num4++)
            {
                IPoint inPoint = info.Next().Geometry as IPoint;
                points.AddPoint(inPoint, ref before, ref before);
            }
            info = null;
            info = helper.CreateEnumEIDInfo(netEIDs);
            num3 = info.Count;
            netEIDs.Reset();
            info.Reset();
            IList list  = new ArrayList();
            ILine line  = new LineClass();
            IList list2 = new ArrayList();
            int   num5  = 0;

            for (num4 = 0; num4 < count; num4++)
            {
                int edgeEID = netEIDs.Next();
                this.m_eFlowDirection.Add(network2.GetFlowDirection(edgeEID));
                IEIDInfo         info2         = info.Next();
                IGeometry        geometry      = info2.Geometry;
                IEdgeFeature     feature       = info2.Feature as IEdgeFeature;
                IPointCollection points2       = geometry as IPointCollection;
                int                 pointCount = points2.PointCount;
                IPoint              other      = new PointClass();
                IPoint[]            pointArray = new IPoint[pointCount];
                IRelationalOperator @operator  = points as IRelationalOperator;
                IPointCollection    points3    = new MultipointClass();
                int                 num8       = 0;
                for (int i = 0; i < pointCount; i++)
                {
                    other = points2.get_Point(i);
                    if (@operator.Contains(other))
                    {
                        IPoint point3 = points2.get_Point(i);
                        points3.AddPoint(point3, ref before, ref before);
                        pointArray[i] = point3;
                    }
                    else
                    {
                        pointArray[i] = null;
                    }
                }
                IPoint[] pointArray2 = new IPoint[pointCount];
                num8 = points3.PointCount;
                int index = -1;
                if (num5 < (points3.PointCount - 1))
                {
                    for (int j = 0; j < pointCount; j++)
                    {
                        if (pointArray[j] != null)
                        {
                            index++;
                        }
                        if (index == num5)
                        {
                            index = j;
                            break;
                        }
                    }
                    IPoint point4 = new PointClass();
                    pointArray2[index]     = pointArray[index];
                    pointArray2[index + 1] = points2.get_Point(index + 1);
                    point4.X = (pointArray2[index].X + pointArray2[index + 1].X) / 2.0;
                    point4.Y = (pointArray2[index].Y + pointArray2[index + 1].Y) / 2.0;
                    this.m_pPointcol.AddPoint(point4, ref before, ref before);
                    line.FromPoint = pointArray2[index];
                    line.ToPoint   = pointArray2[index + 1];
                    this.m_angle.Add(line.Angle);
                    num5++;
                    if (num5 == (num8 - 1))
                    {
                        num5 = 0;
                    }
                }
            }
            this.ShowFlow(pMap as IActiveView);
        }
Пример #13
0
        public static void pathToPolyline(IGeometricNetwork pGeometricNetwork,IActiveView pActiveView,IEnumNetEID pEnumNetEID_Edges)
        {
            try
            {

                IEIDHelper piEIDHelper=new EIDHelperClass();

                piEIDHelper.GeometricNetwork=pGeometricNetwork;

                piEIDHelper.OutputSpatialReference=pActiveView.FocusMap.SpatialReference;

                piEIDHelper.ReturnFeatures=true;

                IPolyline mPolyline=new PolylineClass();

                mPolyline.SpatialReference=pActiveView.FocusMap.SpatialReference;

                IEIDInfo ipEIDInfo;

                IEnumEIDInfo piEnumEIDInfo;

                IGeometry ipGeometry=null;

                piEnumEIDInfo=piEIDHelper.CreateEnumEIDInfo(pEnumNetEID_Edges);

                IGeometryCollection pGeoCollection=mPolyline as IGeometryCollection;

                piEnumEIDInfo.Reset();

                object objMiss=Type.Missing;

                for(int ii=0;ii<piEnumEIDInfo.Count;ii++)
                {

                    ipEIDInfo=piEnumEIDInfo.Next();

                    ipGeometry=ipEIDInfo.Feature.Shape;

                    if(ipGeometry!=null)
                        Utility.drawPolyline(pActiveView,ipGeometry as IPolyline);

                }

                //return ipGeometry as IPolyline;
            }
            catch(Exception e)
            {
                MessageBox.Show(e.Message);

            }
            finally
            {

            }
        }
Пример #14
0
        public static List <int> StreamTrace(IGeometricNetwork geometricNetwork, StartFlagEdge edge, List <int> disabledFeatureClassIds, StopperJunctions stoppers, bool isUpStream, int maxFeatureCount, ServerLogger logger)
        {
            esriFlowMethod direction = isUpStream ? esriFlowMethod.esriFMUpstream : esriFlowMethod.esriFMDownstream;

            if (null == geometricNetwork || null == edge || maxFeatureCount <= 0)
            {
                return(null);
            }
            ITraceFlowSolverGEN traceFlowSolver = new TraceFlowSolverClass() as ITraceFlowSolverGEN;
            INetSolver          netSolver       = traceFlowSolver as INetSolver;

            netSolver.SourceNetwork = geometricNetwork.Network;
            INetFlag netFlag = new EdgeFlagClass();

            netFlag.UserClassID = edge.FeatureClassID;
            netFlag.UserID      = edge.FeatureID;
            //no idea when to assign -1, when to do 0
            netFlag.UserSubID = -1;
            traceFlowSolver.PutEdgeOrigins(new IEdgeFlag[1] {
                netFlag as IEdgeFlag
            });
            if (null != disabledFeatureClassIds)
            {
                foreach (int il in disabledFeatureClassIds)
                {
                    if (il > 0)
                    {
                        netSolver.DisableElementClass(il);
                    }
                }
            }
            if (null != stoppers && null != stoppers.Stoppers && stoppers.Stoppers.Length > 0)
            {
                INetElementBarriersGEN netBarriersGEN = null;
                netBarriersGEN             = new NetElementBarriersClass() as INetElementBarriersGEN;
                netBarriersGEN.ElementType = esriElementType.esriETJunction;
                netBarriersGEN.Network     = geometricNetwork.Network;
                netBarriersGEN.SetBarriers(stoppers.FeatureClassID, stoppers.Stoppers);
                netSolver.set_ElementBarriers(esriElementType.esriETJunction, netBarriersGEN as INetElementBarriers);
            }

            IEnumNetEID junctionEIDs = null;
            IEnumNetEID edgeEIDs     = null;

            traceFlowSolver.TraceIndeterminateFlow = false;
            try
            {
                traceFlowSolver.FindFlowElements(direction, esriFlowElements.esriFEEdges, out junctionEIDs, out edgeEIDs);
                if (null != edgeEIDs)
                {
                    if (edgeEIDs.Count <= maxFeatureCount)
                    {
                        IEIDHelper eidHelper = new EIDHelperClass();
                        eidHelper.GeometricNetwork = geometricNetwork;
                        eidHelper.ReturnGeometries = false;
                        eidHelper.ReturnFeatures   = true;
                        //eidHelper.AddField("FType");
                        IEnumEIDInfo eidInfos = eidHelper.CreateEnumEIDInfo(edgeEIDs);
                        eidInfos.Reset();
                        IEIDInfo   eidInfo = null;
                        List <int> ftrs    = new List <int>();
                        //IFeature cadFtr = null;
                        //int ftype;
                        while ((eidInfo = eidInfos.Next()) != null)
                        {
                            ftrs.Add(eidInfo.Feature.OID);

                            /*cadFtr = eidInfo.Feature;
                             * if (null != cadFtr.get_Value(edgeTypeId) && int.TryParse(cadFtr.get_Value(edgeTypeId).ToString(), out ftype))
                             * {
                             *  if(460 == ftype || 558 == ftype)
                             *      ftrs.Add(cadFtr);
                             * }*/
                        }
                        return(ftrs);
                    }
                }
            }
            catch (Exception e)
            {
                if (null != logger)
                {
                    logger.LogMessage(ServerLogger.msgType.error, typeof(AOUtilities).Name + "." + System.Reflection.MethodBase.GetCurrentMethod().Name, ErrorCode, e.Message);
                }
            }
            finally
            {
                ReleaseCOMObj(traceFlowSolver);
            }
            return(null);
        }
Пример #15
0
        //�������ĸ߳�����
        public static void ProfileGetRelatedSewerElevData(AxMapControl ppAxMapControl, IGeometricNetwork pGeoNetwork, IEnumNetEID pResultEdges, IEnumNetEID pResultJunctions)
        {
            try
            {
                //��ñ������Զ�Ӧ������׷�ٽ��
                IArray pSewerElevArray = new ArrayClass();
                IEIDHelper pEIDHelper = new EIDHelperClass();
                pEIDHelper.GeometricNetwork = pGeoNetwork;
                pEIDHelper.ReturnFeatures = true;
                pEIDHelper.ReturnGeometries = true;
                pEIDHelper.PartialComplexEdgeGeometry = true;
                pEIDHelper.AddField("Component_Key2");
                IEnumEIDInfo pEnumEIDInfo = pEIDHelper.CreateEnumEIDInfo(pResultEdges);
                //�������߻�����ص������߼�¼
                pEnumEIDInfo.Reset();
                IEIDInfo pEIDInfo = pEnumEIDInfo.Next();
                IFeature pFeature = pEIDInfo.Feature;
                IGeometry pFeatGeo = pEIDInfo.Geometry;
                //�������л�ù�ϵ
                IEnumRelationshipClass pEnumRelationshipCls = pFeature.Class.get_RelationshipClasses(esriRelRole.esriRelRoleOrigin);
                pEnumRelationshipCls.Reset();
                IRelationshipClass pRelationshipCls = pEnumRelationshipCls.Next();
                //�����ȷ�Ĺ�ϵ��
                string s = "SewerToMainline";
                while (pRelationshipCls != null)
                {
                    if (pRelationshipCls.ForwardPathLabel.ToUpper() == s.ToUpper())
                        break;
                    else
                        pRelationshipCls = pEnumRelationshipCls.Next();
                }
                //��ѯ���ɹ�����ÿ������ص����ݣ������1-1�Ĺ�ϵ����ֻ����һ����¼
                //  because the arcs are ordered and directional, if the start node is an
                //  fnode then get subsequent tnode's for the rest of the arcs, else if the
                //  start node is a tnode, get subsequent fnode's.  Related data has elev
                //  attributes for up and down stream manhole elevs, so related to from and to node of arc.
                // get the first junction in the network trace results to determine if the
                //first junction is a from-node or a to-node for graphing sewer line elev
                if (pRelationshipCls != null)
                {
                    ISet pMainlineRelatedSet;
                    IRow pMainlineRow;
                    IEIDHelper pEIDHelper2 = new EIDHelperClass();
                    pEIDHelper2.GeometricNetwork = pGeoNetwork;
                    pEIDHelper2.ReturnFeatures = true;
                    pEIDHelper2.ReturnGeometries = true;
                    pEIDHelper2.PartialComplexEdgeGeometry = true;
                    IEnumEIDInfo pEnumEIDInfo2 = pEIDHelper2.CreateEnumEIDInfo(pResultJunctions);
                    pEnumEIDInfo2.Reset();
                    //pFeature is the first arc in the network trace results
                    // check the junctions on the first arc to see which is the starting
                    // junction, this determines which sewer elev attribute (ups_elev, dwn_elev)
                    // will be used to calculate the sewer line profile
                    IEdgeFeature pEdgeFeat = pFeature as IEdgeFeature;
                    string strStartAttr;
                    string strMHelevAttr;
                    double lastelev = 0;
                    int lastnodeEID;
                    if (pEnumEIDInfo2.Next().EID == pEdgeFeat.FromJunctionEID)
                    {
                        // trace is in the direction of flow, flow goes down hill
                        strStartAttr = "Ups_elev";
                        strMHelevAttr = "Dwn_elev";
                    }
                    else
                    {
                        //trace is in the opposite direction of flow, flow goes up hill
                        strStartAttr = "Dwn_elev";
                        strMHelevAttr = "Ups_elev";
                    }
                    lastnodeEID = pEnumEIDInfo2.Next().EID;
                    // create a polyline from the result junctions, make the polyline in the
                    //direction of the trace, not in the direction of the original arcs/edges
                    IPolyline pPolyline = new PolylineClass();
                    IPointCollection pPointColl = pPolyline as IPointCollection;
                    pEnumEIDInfo2.Reset();
                    object missing = Type.Missing;
                    for (int i = 0; i <= pEnumEIDInfo2.Count - 1; i++)
                    {
                        pPointColl.AddPoint(pEnumEIDInfo2.Next().Geometry as IPoint, ref missing, ref missing);
                    }
                    ISegmentCollection pSegColl = pPolyline as ISegmentCollection;
                    //�򻯶����
                    ITopologicalOperator pTopoOp = pPolyline as ITopologicalOperator;
                    pTopoOp.Simplify();
                    pPolyline.SimplifyNetwork();
                    pPolyline.Densify(50, 0.01);
                    pResultEdges.Reset();
                    pEnumEIDInfo2.Reset();
                    IPolyline pNewSegPolyline;
                    IPolyline pPolyLineFeat;
                    IRelationalOperator pRelOpFeat;
                    ISegmentCollection pNewSegColl;
                    ISegmentCollection pSegmentColl = pPolyline as ISegmentCollection;
                    for (int i = 0; i <= pResultEdges.Count - 1; i++)
                    {
                        pMainlineRelatedSet = pRelationshipCls.GetObjectsRelatedToObject(pFeature);
                        pMainlineRelatedSet.Reset();
                        pMainlineRow = pMainlineRelatedSet.Next() as IRow;
                        pPolyLineFeat = pFeature.Shape as IPolyline;
                        pRelOpFeat = pPolyLineFeat as IRelationalOperator;
                        for (int j = 0; j <= pSegmentColl.SegmentCount - 1; j++)
                        {
                            pNewSegPolyline = new PolylineClass();
                            pNewSegColl = pNewSegPolyline as ISegmentCollection;
                            pNewSegColl.AddSegment(pSegmentColl.get_Segment(j), ref missing, ref missing);
                            if (pRelOpFeat.Contains(pNewSegPolyline as IGeometry))
                            {
                                if (j == 0)
                                {
                                    pSewerElevArray.Add(pMainlineRow.get_Value(pMainlineRow.Fields.FindField(strStartAttr)));
                                    lastelev = Convert.ToDouble(pMainlineRow.get_Value(pMainlineRow.Fields.FindField(strMHelevAttr)));
                                }
                                else
                                {
                                    if (lastelev == Convert.ToDouble(pMainlineRow.get_Value(pMainlineRow.Fields.FindField(strMHelevAttr))))
                                    {
                                        pSewerElevArray.Add(-99);
                                    }
                                    else
                                    {
                                        pSewerElevArray.Add(lastelev);
                                        lastelev = Convert.ToDouble(pMainlineRow.get_Value(pMainlineRow.Fields.FindField(strMHelevAttr)));
                                    }
                                }
                            }
                        }
                        // get the next feature and check to see what direction it's going and
                        //adjust the variables accordingly
                        if (i < pResultEdges.Count - 1)
                        {
                            lastnodeEID = pEdgeFeat.ToJunctionEID;
                            pFeature = pEnumEIDInfo.Next().Feature;
                            pEdgeFeat = pFeature as IEdgeFeature;
                            if (pEdgeFeat.FromJunctionEID == lastnodeEID)
                                strMHelevAttr = "Dwn_elev";
                            else
                                strMHelevAttr = "Ups_elev";

                        }
                        else
                        {
                            pSewerElevArray.Add(pMainlineRow.get_Value(pMainlineRow.Fields.FindField(strMHelevAttr)));

                        }
                    }
                    ProfileCreateGraph(ppAxMapControl, pPolyline, pSewerElevArray);
                }
            }
            catch (Exception eX)
            {
                MessageBox.Show(eX.Message);

            }
        }
Пример #16
0
        private static Dictionary<IFeature, int> GetFeaturesFromNetEID(IGeometricNetwork geomNet, IEnumNetEIDBuilder enumEIDBuilder)
        {
            string fileName = "eidGeomLines.txt";
            if (((IEnumNetEID)enumEIDBuilder).ElementType == esriElementType.esriETJunction)
            {
                fileName = "eidGeomPoints.txt";
            }
            Dictionary<IFeature, int> featuresInPath = new Dictionary<IFeature, int>();
            using (System.IO.StreamWriter sw = System.IO.File.CreateText("C:\\temp\\" + fileName))
            {
                sw.Write("[");

                IEIDHelper eidHelper = new EIDHelperClass();
                //eidHelper.AddField("OBJECTID");
                //eidHelper.AddField("SHAPE");
                eidHelper.ReturnGeometries = true;
                int multiplier = 1;
                if (((IEnumNetEID)enumEIDBuilder).ElementType == esriElementType.esriETEdge)
                {
                    multiplier = -1;
                }
                eidHelper.ReturnFeatures = true;
                eidHelper.GeometricNetwork = geomNet;
                IEnumEIDInfo enumEIDInfo = eidHelper.CreateEnumEIDInfo(enumEIDBuilder as IEnumNetEID);
                enumEIDInfo.Reset();
                for (int i = 0; i < enumEIDInfo.Count; i++)
                {
                    IEIDInfo eidInfo = enumEIDInfo.Next();
                    try
                    {
                        IFeature fe = eidInfo.Feature;
                        int eid = eidInfo.EID;
                        featuresInPath.Add(fe, eidInfo.EID);
                        sw.Write("[");
                        sw.Write(eid * multiplier);
                        sw.Write(",");
                        sw.Write("[");
                        if (fe.Shape.GeometryType == esriGeometryType.esriGeometryPolyline)
                        {
                            #region Loop through the point collection of the polyline and write out to the file
                            IPointCollection pc = fe.Shape as IPointCollection;
                            for (int j = 0; j < pc.PointCount; j++)
                            {
                                sw.Write("[");
                                sw.Write(pc.get_Point(j).X + "," + pc.get_Point(j).Y);
                                sw.Write("]");
                                if (j + 1 < pc.PointCount)
                                {
                                    sw.Write("],");
                                }
                            }
                            #endregion
                        }
                        else if (fe.Shape.GeometryType == esriGeometryType.esriGeometryPoint)
                        {
                            IPoint pnt = fe.Shape as IPoint;
                            sw.Write(pnt.X.ToString() + "," + pnt.Y.ToString());
                            sw.Write("]");
                        }
                        if (i + 1 < enumEIDInfo.Count)
                        {
                            sw.Write(",");//more geometries coming!
                        }
                    }
                    catch { }
                }
                sw.Write("]"); // This closes off all the geoemtries
                sw.Close();
            }

            return featuresInPath;
        }
Пример #17
0
        /// <summary>
        /// 求解最短路径
        /// </summary>
        /// <param name="_pMap"></param>
        /// <param name="_pGeometricNetwork"></param>
        /// <param name="_pWeightName"></param>
        /// <param name="_pPoints"></param>
        /// <param name="_pDist"></param>
        /// <param name="_pPolyline"></param>
        /// <param name="_pPathCost"></param>
        public void SolvePath(IMap _pMap, IGeometricNetwork _pGeometricNetwork, string _pWeightName, IPointCollection _pPoints, double _pDist, ref IPolyline _pPolyline, ref double _pPathCost)
        {
            try
            { // 这4个参数其实就是一个定位Element的指标
                int intEdgeUserClassID;

                int intEdgeUserID;

                int intEdgeUserSubID;

                int intEdgeID;

                IPoint pFoundEdgePoint;

                double dblEdgePercent;

                ITraceFlowSolverGEN pTraceFlowSolver = new TraceFlowSolverClass() as ITraceFlowSolverGEN;

                INetSolver pNetSolver = pTraceFlowSolver as INetSolver;

                //操作是针对逻辑网络的,INetwork是逻辑网络

                INetwork pNetwork = _pGeometricNetwork.Network;

                pNetSolver.SourceNetwork = pNetwork;

                INetElements pNetElements = pNetwork as INetElements;

                int pCount = _pPoints.PointCount;
                //定义一个边线旗数组
                IEdgeFlag[] pEdgeFlagList = new EdgeFlagClass[pCount];

                IPointToEID pPointToEID = new PointToEIDClass();

                pPointToEID.SourceMap = _pMap;

                pPointToEID.GeometricNetwork = _pGeometricNetwork;

                pPointToEID.SnapTolerance = _pDist;

                for (int i = 0; i < pCount; i++)
                {
                    INetFlag pNetFlag = new EdgeFlagClass() as INetFlag;

                    IPoint pEdgePoint = _pPoints.get_Point(i);
                    //查找输入点的最近的边线
                    pPointToEID.GetNearestEdge(pEdgePoint, out intEdgeID, out pFoundEdgePoint, out dblEdgePercent);

                    pNetElements.QueryIDs(intEdgeID, esriElementType.esriETEdge, out intEdgeUserClassID, out intEdgeUserID, out intEdgeUserSubID);

                    pNetFlag.UserClassID = intEdgeUserClassID;

                    pNetFlag.UserID = intEdgeUserID;

                    pNetFlag.UserSubID = intEdgeUserSubID;

                    IEdgeFlag pTemp = (IEdgeFlag)(pNetFlag as IEdgeFlag);
                    pEdgeFlagList[i] = pTemp;
                }
                pTraceFlowSolver.PutEdgeOrigins(ref pEdgeFlagList);

                INetSchema pNetSchema = pNetwork as INetSchema;

                INetWeight pNetWeight = pNetSchema.get_WeightByName(_pWeightName);

                INetSolverWeightsGEN pNetSolverWeights = pTraceFlowSolver as INetSolverWeightsGEN;

                pNetSolverWeights.FromToEdgeWeight = pNetWeight;//开始边线的权重

                pNetSolverWeights.ToFromEdgeWeight = pNetWeight;//终止边线的权重

                object[] pRes = new object[pCount - 1];

                //通过FindPath得到边线和交汇点的集合
                IEnumNetEID  pEnumNetEID_Junctions;

                IEnumNetEID pEnumNetEID_Edges;

                pTraceFlowSolver.FindPath(esriFlowMethod.esriFMConnected,
                 esriShortestPathObjFn.esriSPObjFnMinSum,
                 out pEnumNetEID_Junctions, out pEnumNetEID_Edges, pCount - 1, ref pRes);
                //计算元素成本
                _pPathCost = 0;
                for (int i = 0; i < pRes.Length; i++)
                {
                    double m_Va = (double)pRes[i];

                    _pPathCost = _pPathCost + m_Va;
                }

                IGeometryCollection pNewGeometryColl = _pPolyline as IGeometryCollection;//QI

                ISpatialReference pSpatialReference = _pMap.SpatialReference;

                IEIDHelper pEIDHelper = new EIDHelperClass();

                pEIDHelper.GeometricNetwork = _pGeometricNetwork;

                pEIDHelper.OutputSpatialReference = pSpatialReference;

                pEIDHelper.ReturnGeometries = true;

                IEnumEIDInfo pEnumEIDInfo = pEIDHelper.CreateEnumEIDInfo(pEnumNetEID_Edges);

                int Count = pEnumEIDInfo.Count;

                pEnumEIDInfo.Reset();

                for (int i = 0; i < Count; i++)
                {
                    IEIDInfo pEIDInfo = pEnumEIDInfo.Next();

                    IGeometry pGeometry = pEIDInfo.Geometry;

                    pNewGeometryColl.AddGeometryCollection(pGeometry as IGeometryCollection);
                }
            }
            catch (Exception ex)
            {
                Console.WriteLine(ex.Message);
            }
        }