Esempio n. 1
0
        protected override void OnClick()
        {
            ICadastralEditor   pCadEd         = (ICadastralEditor)ArcMap.Application.FindExtensionByName("esriCadastralUI.CadastralEditorExtension");
            IParcelEditManager pParcEditorMan = (IParcelEditManager)pCadEd;

            ICadastralPacketManager pCadPacketMan = (ICadastralPacketManager)pCadEd;

            //bool bStartedWithPacketOpen = pCadPacketMan.PacketOpen;

            if (pParcEditorMan == null)
            {
                return;
            }

            IEditor pEd = (IEditor)ArcMap.Application.FindExtensionByName("esri object editor");

            if (pEd.EditState == esriEditState.esriStateNotEditing)
            {
                MessageBox.Show("Please start editing and try again.");
                return;
            }

            IParcelConstruction       pConstr                   = pParcEditorMan.ParcelConstruction;
            IParcelConstruction4      pConstr4                  = pConstr as IParcelConstruction4;
            ICadastralPoints          pCadastralPts             = pConstr4 as ICadastralPoints;
            ICadastralEditorSettings2 pCadastralEditorSettings2 = pCadEd as ICadastralEditorSettings2;

            ICadastralFixedPoints pFixedPoints = pCadastralPts as ICadastralFixedPoints;
            IPointCalculation     pPointCalc   = new PointCalculationClass();

            if (pConstr == null)
            {
                return;
            }

            IGSLine pParcelLine = null;
            IMetricUnitConverter pMetricUnitConv = (IMetricUnitConverter)pCadEd;
            IGSPoint             pStartPoint     = null;
            List <int>           lstPointIds     = new List <int>();

            List <IVector3D> Traverse = new List <IVector3D>();

            //get rotation here
            IParcelConstructionData    pConstrData = pConstr4.ConstructionData;
            IConstructionParentParcels pConstructionParentParcels = pConstrData as IConstructionParentParcels;

            ICadastralUndoRedo pCadUndoRedo = pConstr as ICadastralUndoRedo;

            try
            {
                int iParcelID = -1;
                if (pConstructionParentParcels.ParentParcelCount > 0)
                {
                    pConstructionParentParcels.GetParentParcel(0, ref iParcelID);
                }

                ICadastralParcel pCadaParcel = pCadPacketMan.JobPacket as ICadastralParcel;

                IGSParcel pGSParcel = null;

                if (pCadaParcel != null)
                {
                    pGSParcel = pCadaParcel.GetParcel(iParcelID);
                }
                //if in measurement view then rotation is 0
                double TheRotation = 0;

                if (pGSParcel == null)
                {
                    pGSParcel = pConstr.Parcel;
                }

                if (!pCadastralEditorSettings2.MeasurementView)
                {
                    TheRotation = pGSParcel.Rotation;//radians
                }
                if (TheRotation == 123456789)
                {
                    TheRotation = 0;
                }

                pPointCalc.Rotation = TheRotation;
                IGSPoint pClosingPoint = null;

                #region simple method as fall-back
                bool bUseSimpleStackSelection = false;
                if (bUseSimpleStackSelection)
                {
                    //bool bLineSelectionSequence = false;
                    //IGSLine pLastSelectedGSLineInGrid = null;
                    //for (int i = 0; i < pConstr.LineCount; i++)
                    //{
                    //  if (pConstr.GetLineSelection(i))
                    //  {
                    //    if (pConstr.GetLine(i, ref pParcelLine))
                    //    {
                    //      if (!bLineSelectionSequence) //first line
                    //      {
                    //        pStartPoint = pCadastralPts.GetPoint(pParcelLine.FromPoint);
                    //        pToPoint = pCadastralPts.GetPoint(pParcelLine.ToPoint);
                    //      }

                    //      pPointCalc.AddLine(pParcelLine);

                    //      pLastSelectedGSLineInGrid = pParcelLine;
                    //      pToPoint = pCadastralPts.GetPoint(pParcelLine.ToPoint);
                    //      lstPointIds.Add(pToPoint.Id);

                    //    }
                    //    bLineSelectionSequence = true;

                    //    double dBear = pParcelLine.Bearing; //Azimuth of IVector3D is north azimuth radians zero degrees north
                    //    double dDist = pParcelLine.Distance;
                    //    IVector3D vec = new Vector3DClass();
                    //    vec.PolarSet(dBear, 0, dDist); ////Azimuth of IVector3D is north azimuth radians zero degrees north
                    //    Traverse.Add(vec);
                    //  }
                    //  else
                    //  {
                    //    if (bLineSelectionSequence && pConstr.GetLine(i, ref pParcelLine) && HasLineSelectionAfter(pConstr, i))
                    //    //if there was a prior selection and this line is a complete line, and there is no later selection
                    //    {
                    //      MessageBox.Show("Please select a continuous set of lines for closure.");
                    //      return;
                    //    }
                    //  }
                    //}
                    //pClosingPoint = pCadastralPts.GetPoint(pLastSelectedGSLineInGrid.ToPoint);
                }
                else
                #endregion

                {//build a forward star for the selected lines
                    IEnumCELines pCELines     = new EnumCELinesClass();
                    IEnumGSLines pEnumGSLines = (IEnumGSLines)pCELines;
                    ILongArray   pLongArray   = new LongArrayClass();
                    int          iFirstToNode = -1;
                    for (int i = 0; i < pConstr.LineCount; i++)
                    {
                        if (pConstr.GetLineSelection(i))
                        {
                            if (pConstr.GetLine(i, ref pParcelLine))
                            {
                                if (iFirstToNode < 0)
                                {
                                    iFirstToNode = pParcelLine.ToPoint;
                                }
                                pLongArray.Add(i);
                                pCELines.Add(pParcelLine);
                            }
                        }
                    }

                    if (pCELines.Count == 0)
                    {
                        MessageBox.Show("No lines selected. Please select a continuous set of lines for closure." + Environment.NewLine +
                                        "Line selection should not have branches.", "Traverse");
                        return;
                    }

                    IParcelLineFunctions3 ParcelLineFx = new ParcelFunctionsClass();
                    IGSForwardStar        pFwdStar     = ParcelLineFx.CreateForwardStar(pEnumGSLines);
                    //forward star object is now created for all the selected lines,
                    //need to first re-sequence the lines, and test for branching and discontinuity

                    int           iBranches = 0; int iTracedLines = 0;
                    int           iLoops = 0; int iTerminals = 0;
                    List <int>    LineIDList = new List <int>();
                    List <int>    FromList   = new List <int>();
                    List <int>    ToList     = new List <int>();
                    List <string> FromToLine = new List <string>();

                    bool bTraceSucceeded = TraceLines(ref pFwdStar, iFirstToNode, ref iBranches, ref iTracedLines,
                                                      ref iLoops, ref iTerminals, ref FromToLine, ref FromList, ref ToList, 0);

                    if (iBranches > 0)
                    {
                        MessageBox.Show("Please select a continuous set of lines for closure." + Environment.NewLine +
                                        "Line selection should not have branches.", "Traverse");
                        return;
                    }

                    if (iTracedLines < pLongArray.Count)
                    {
                        MessageBox.Show("Please select a continuous set of lines for closure." + Environment.NewLine +
                                        "Selected Lines should be connected in a single sequence without branches.", "Traverse");
                        return;
                    }

                    //if it's a single loop check to see if the sequence needs to be reversed
                    //CW or CCW based on bearings
                    if (iLoops == 1)
                    {
                        bool bIsReversed = false;
                        foreach (int i in FromList)
                        {
                            if (i < 0)
                            {
                                bIsReversed = true;
                            }
                            else
                            {
                                bIsReversed = false;
                                break;
                            }
                        }
                        if (bIsReversed)
                        {//all courses are running reversed, so reverse the whole sequence
                            FromToLine.Clear();
                            FromList.Reverse();
                            ToList.Reverse();
                            int    iNewFrom   = -ToList[ToList.Count - 1];
                            int    iNewTo     = -FromList[ToList.Count - 1];
                            string sNewFromTo = iNewFrom.ToString() + "," + iNewTo.ToString();
                            FromToLine.Add(sNewFromTo);
                            for (int i = 1; i < ToList.Count; i++)
                            {
                                iNewFrom   = -ToList[i - 1];
                                iNewTo     = -FromList[i - 1];
                                sNewFromTo = iNewFrom.ToString() + "," + iNewTo.ToString();
                                FromToLine.Add(sNewFromTo);
                            }
                        }
                    }

                    LineIDList.Clear();
                    FromList.Clear();
                    ToList.Clear();
                    pLongArray.RemoveAll();

                    pCadUndoRedo.StartUndoRedoSession("Adjust Traverse");

                    if (iLoops == 0)
                    {
                        //re-sequence using TraceLines function based on either end point, because the order of
                        //selected construction lines in grid don't control start or end point
                        FromToLine.Clear();
                        int iTerminus = -1;
                        iTracedLines = 0;
                        iBranches    = 0;
                        iLoops       = 0; iTerminals = 0;
                        FindTerminusForSequence(ref pFwdStar, iFirstToNode, ref iTerminus, 0);
                        if (iTerminus == -1)
                        {
                            pCadUndoRedo.WriteUndoRedoSession(false);
                            return;
                        }
                        TraceLines(ref pFwdStar, iTerminus, ref iBranches, ref iTracedLines, ref iLoops, ref iTerminals,
                                   ref FromToLine, ref FromList, ref ToList, 0);
                    }

                    List <IVector3D> SequencedTraverse = new List <IVector3D>();
                    IGSLine          pGSLineInPath     = null;
                    foreach (string s in FromToLine)
                    {
                        string[] sFromTo = s.Split(',');
                        int      iFrom   = Convert.ToInt32(sFromTo[0]);
                        int      iTo     = Convert.ToInt32(sFromTo[1]);

                        bool bReversed = pFwdStar.GetLine(iFrom, iTo, ref pGSLineInPath);
                        if (bReversed)
                        {
                            IGSLine pGSLine180 = new GSLineClass();
                            pGSLine180.FromPoint = pGSLineInPath.ToPoint;
                            pGSLine180.ToPoint   = pGSLineInPath.FromPoint;
                            pGSLine180.Bearing   = pGSLineInPath.Bearing + Math.PI;
                            pGSLine180.Distance  = pGSLineInPath.Distance;

                            IVector3D vec180 = new Vector3DClass();
                            vec180.PolarSet(pGSLine180.Bearing, 0, pGSLine180.Distance); //Azimuth of IVector3D is north azimuth radians zero degrees north
                            Traverse.Add(vec180);
                            lstPointIds.Add(pGSLine180.ToPoint);
                            pPointCalc.AddLine(pGSLine180);
                        }
                        else
                        {
                            double    dBear = pGSLineInPath.Bearing;
                            double    dDist = pGSLineInPath.Distance;
                            IVector3D vec   = new Vector3DClass();
                            vec.PolarSet(dBear, 0, dDist); //Azimuth of IVector3D is north azimuth radians zero degrees north
                            Traverse.Add(vec);
                            lstPointIds.Add(pGSLineInPath.ToPoint);
                            pPointCalc.AddLine(pGSLineInPath);
                        }

                        if (pStartPoint == null)
                        {
                            if (bReversed)
                            {
                                pStartPoint = pCadastralPts.GetPoint(pGSLineInPath.ToPoint);
                            }
                            else
                            {
                                pStartPoint = pCadastralPts.GetPoint(pGSLineInPath.FromPoint);
                            }
                        }

                        if (bReversed)
                        {
                            pClosingPoint = pCadastralPts.GetPoint(pGSLineInPath.FromPoint);
                        }
                        else
                        {
                            pClosingPoint = pCadastralPts.GetPoint(pGSLineInPath.ToPoint);
                        }
                    }
                }

                if (pStartPoint == null)
                {
                    pCadUndoRedo.WriteUndoRedoSession(false);
                    return;
                }
                IPoint pStart = new PointClass();
                pStart.X = pStartPoint.X;
                pStart.Y = pStartPoint.Y;

                string sAdjustMethod = "Compass";
                esriParcelAdjustmentType eAdjMethod = esriParcelAdjustmentType.esriParcelAdjustmentCompass;

                if (pCadastralEditorSettings2.ParcelAdjustment == esriParcelAdjustmentType.esriParcelAdjustmentNone ||
                    pCadastralEditorSettings2.ParcelAdjustment == esriParcelAdjustmentType.esriParcelAdjustmentCompass)
                {
                    eAdjMethod = esriParcelAdjustmentType.esriParcelAdjustmentCompass;
                }
                else if (pCadastralEditorSettings2.ParcelAdjustment == esriParcelAdjustmentType.esriParcelAdjustmentCrandall)
                {
                    sAdjustMethod = "Crandall";
                    eAdjMethod    = pCadastralEditorSettings2.ParcelAdjustment;
                }
                else if (pCadastralEditorSettings2.ParcelAdjustment == esriParcelAdjustmentType.esriParcelAdjustmentTransit)
                {
                    sAdjustMethod = "Transit";
                    eAdjMethod    = pCadastralEditorSettings2.ParcelAdjustment;
                }

                pPointCalc.CalculatePoints(eAdjMethod, pStartPoint.Id, pStartPoint, pClosingPoint.Id, pClosingPoint, true);
                ITraverseClosure pClose = pPointCalc.Closure;
                List <string>    lstCoursesFromTo = new List <string>();
                List <IVector3D> AdjustedTraverse = new List <IVector3D>();
                double           dAdjustedPointX = 0; double dAdjustedPointY = 0;
                double           dPreviousPointX = 0; double dPreviousPointY = 0;

                for (int i = 0; i < pClose.CourseCount; i++)
                {
                    IGSPoint pPt = pCadastralPts.GetPoint(lstPointIds[i]);
                    dAdjustedPointY = pPointCalc.GetCalculatedPoint(lstPointIds[i], ref dAdjustedPointX);
                    string    sFromTo       = "";
                    IVector3D pAdjustedLine = new Vector3DClass();
                    if (i == 0)
                    {
                        sFromTo = pStartPoint.Id.ToString() + "-" + lstPointIds[i].ToString();
                        pAdjustedLine.SetComponents(dAdjustedPointX - pStartPoint.X, dAdjustedPointY - pStartPoint.Y, 0);
                    }
                    else
                    {
                        sFromTo = lstPointIds[i - 1].ToString() + "-" + lstPointIds[i].ToString();
                        pAdjustedLine.SetComponents(dAdjustedPointX - dPreviousPointX, dAdjustedPointY - dPreviousPointY, 0);
                    }
                    lstCoursesFromTo.Add(sFromTo);

                    IVector3D Z_Axis = new Vector3DClass();
                    Z_Axis.SetComponents(0, 0, 100);

                    pAdjustedLine.Rotate(TheRotation, Z_Axis);
                    AdjustedTraverse.Add(pAdjustedLine);

                    dPreviousPointX = dAdjustedPointX;
                    dPreviousPointY = dAdjustedPointY;

                    pPt.X = dAdjustedPointX;
                    pPt.Y = dAdjustedPointY;

                    if (!pCadastralEditorSettings2.MeasurementView)
                    {
                        pFixedPoints.SetFixedPoint(lstPointIds[i], true);
                    }
                }

                double  dMisclosureDistance = pClose.MisclosureDistance; double dMisclosureBearing = pClose.MisclosureDirection;
                IVector MiscloseVector = new Vector3DClass();

                IEditProperties2 pEdProps = pEd as IEditProperties2;

                IAngularConverter pAngConv = new AngularConverterClass();
                pAngConv.SetAngle(dMisclosureBearing, esriDirectionType.esriDTNorthAzimuth, esriDirectionUnits.esriDURadians);
                //int iPrec = 7;
                //if (pConstr.Parcel.Plan.AngleUnits == esriDirectionUnits.esriDUDegreesMinutesSeconds)
                //  iPrec = 0;

                string sMiscloseBearing = pAngConv.GetString(pEdProps.DirectionType, pEdProps.DirectionUnits, pEdProps.AngularUnitPrecision);

                Utilities UTIL   = new Utilities();
                string    sRatio = "High Accuracy";

                if (pClose.RelativeErrorRatio < 10000)
                {
                    sRatio = "1:" + pClose.RelativeErrorRatio.ToString("0");
                }

                if (dMisclosureDistance >= 0.001)
                {
                    sMiscloseBearing = UTIL.FormatDirectionDashesToDegMinSecSymbols(sMiscloseBearing);
                }
                else
                {
                    sMiscloseBearing = "----";
                }

                ICadastralUnitConversion pCadUnitConverter = new CadastralUnitConversionClass();
                double dMetersPerUnit = pCadUnitConverter.ConvertDouble(1, pConstr.Parcel.Plan.DistanceUnits, esriCadastralDistanceUnits.esriCDUMeter);

                string sReport = "Closure:" + Environment.NewLine +
                                 "        error:  " + sRatio + Environment.NewLine +
                                 "        distance:  " + (dMisclosureDistance / dMetersPerUnit).ToString("0.000") + Environment.NewLine +
                                 "        bearing:  " + sMiscloseBearing + Environment.NewLine +
                                 "        xdist:  " + (pClose.MisclosureX / dMetersPerUnit).ToString("0.000") + Environment.NewLine +
                                 "        ydist:  " + (pClose.MisclosureY / dMetersPerUnit).ToString("0.000") + Environment.NewLine +
                                 "        courses: " + (pClose.CourseCount) + Environment.NewLine +
                                 Environment.NewLine + "Adjustment:" + Environment.NewLine +
                                 "        method: " + sAdjustMethod;

                dlgTraverseResults dlgTraverseResults = new dlgTraverseResults();
                AddTraverseInfoToGrid(pConstr.Parcel.Plan, dlgTraverseResults.dataGridView1, Traverse, AdjustedTraverse, lstCoursesFromTo);
                dlgTraverseResults.txtMiscloseReport.Text = sReport;
                DialogResult dRes = dlgTraverseResults.ShowDialog();
                if (dRes == DialogResult.Cancel)
                {
                    //since we cancelled, set the points back
                    foreach (int i in lstPointIds)
                    {
                        pFixedPoints.SetFixedPoint(i, false);
                    }
                    pCadUndoRedo.WriteUndoRedoSession(false);
                }
                else
                {
                    pCadUndoRedo.WriteUndoRedoSession(true);
                }
            }
            catch (Exception ex)
            {
                MessageBox.Show(ex.Message + Environment.NewLine + "Line number:" + ex.LineNumber().ToString()
                                + " in " + ex.TargetSite.Name, "Traverse");
                pCadUndoRedo.WriteUndoRedoSession(false);
            }
        }
        protected override void OnClick()
        {
            ICadastralEditor pCadEd = (ICadastralEditor)ArcMap.Application.FindExtensionByName("esriCadastralUI.CadastralEditorExtension");
              IParcelEditManager pParcEditorMan = (IParcelEditManager)pCadEd;

              ICadastralPacketManager pCadPacketMan = (ICadastralPacketManager)pCadEd;
              //bool bStartedWithPacketOpen = pCadPacketMan.PacketOpen;

              if (pParcEditorMan == null)
            return;

              IEditor pEd = (IEditor)ArcMap.Application.FindExtensionByName("esri object editor");
              if (pEd.EditState == esriEditState.esriStateNotEditing)
              {
            MessageBox.Show("Please start editing and try again.");
            return;
              }

              IParcelConstruction pConstr = pParcEditorMan.ParcelConstruction;
              IParcelConstruction4 pConstr4 = pConstr as IParcelConstruction4;
              ICadastralPoints pCadastralPts = pConstr4 as ICadastralPoints;
              ICadastralEditorSettings2 pCadastralEditorSettings2 = pCadEd as ICadastralEditorSettings2;

              ICadastralFixedPoints pFixedPoints = pCadastralPts as ICadastralFixedPoints;
              IPointCalculation pPointCalc = new PointCalculationClass();

              if (pConstr == null)
            return;

              IGSLine pParcelLine = null;
              IMetricUnitConverter pMetricUnitConv = (IMetricUnitConverter)pCadEd;
              IGSPoint pStartPoint = null;
              List<int> lstPointIds = new List<int>();

              List<IVector3D> Traverse = new List<IVector3D>();

              //get rotation here
              IParcelConstructionData pConstrData = pConstr4.ConstructionData;
              IConstructionParentParcels pConstructionParentParcels = pConstrData as IConstructionParentParcels;

              ICadastralUndoRedo pCadUndoRedo = pConstr as ICadastralUndoRedo;
              try
              {
            int iParcelID = -1;
            if (pConstructionParentParcels.ParentParcelCount>0)
              pConstructionParentParcels.GetParentParcel(0, ref iParcelID);

            ICadastralParcel pCadaParcel = pCadPacketMan.JobPacket as ICadastralParcel;

            IGSParcel pGSParcel = null;

            if (pCadaParcel != null)
              pGSParcel = pCadaParcel.GetParcel(iParcelID);
            //if in measurement view then rotation is 0
            double TheRotation = 0;

            if (pGSParcel == null)
              pGSParcel = pConstr.Parcel;

            if (!pCadastralEditorSettings2.MeasurementView)
              TheRotation = pGSParcel.Rotation;//radians

            if (TheRotation == 123456789)
              TheRotation = 0;

            pPointCalc.Rotation = TheRotation;
            IGSPoint pClosingPoint = null;

            #region simple method as fall-back
            bool bUseSimpleStackSelection = false;
            if (bUseSimpleStackSelection)
            {
              //bool bLineSelectionSequence = false;
              //IGSLine pLastSelectedGSLineInGrid = null;
              //for (int i = 0; i < pConstr.LineCount; i++)
              //{
              //  if (pConstr.GetLineSelection(i))
              //  {
              //    if (pConstr.GetLine(i, ref pParcelLine))
              //    {
              //      if (!bLineSelectionSequence) //first line
              //      {
              //        pStartPoint = pCadastralPts.GetPoint(pParcelLine.FromPoint);
              //        pToPoint = pCadastralPts.GetPoint(pParcelLine.ToPoint);
              //      }

              //      pPointCalc.AddLine(pParcelLine);

              //      pLastSelectedGSLineInGrid = pParcelLine;
              //      pToPoint = pCadastralPts.GetPoint(pParcelLine.ToPoint);
              //      lstPointIds.Add(pToPoint.Id);

              //    }
              //    bLineSelectionSequence = true;

              //    double dBear = pParcelLine.Bearing; //Azimuth of IVector3D is north azimuth radians zero degrees north
              //    double dDist = pParcelLine.Distance;
              //    IVector3D vec = new Vector3DClass();
              //    vec.PolarSet(dBear, 0, dDist); ////Azimuth of IVector3D is north azimuth radians zero degrees north
              //    Traverse.Add(vec);
              //  }
              //  else
              //  {
              //    if (bLineSelectionSequence && pConstr.GetLine(i, ref pParcelLine) && HasLineSelectionAfter(pConstr, i))
              //    //if there was a prior selection and this line is a complete line, and there is no later selection
              //    {
              //      MessageBox.Show("Please select a continuous set of lines for closure.");
              //      return;
              //    }
              //  }
              //}
              //pClosingPoint = pCadastralPts.GetPoint(pLastSelectedGSLineInGrid.ToPoint);
            }
            else
            #endregion

            {//build a forward star for the selected lines
              IEnumCELines pCELines = new EnumCELinesClass();
              IEnumGSLines pEnumGSLines = (IEnumGSLines)pCELines;
              ILongArray pLongArray = new LongArrayClass();
              int iFirstToNode = -1;
              for (int i = 0; i < pConstr.LineCount; i++)
              {
            if (pConstr.GetLineSelection(i))
            {
              if (pConstr.GetLine(i, ref pParcelLine))
              {
                if (iFirstToNode < 0)
                  iFirstToNode = pParcelLine.ToPoint;
                pLongArray.Add(i);
                pCELines.Add(pParcelLine);
              }
            }
              }

              if (pCELines.Count==0)
              {
            MessageBox.Show("No lines selected. Please select a continuous set of lines for closure." + Environment.NewLine +
              "Line selection should not have branches.", "Traverse");
            return;
              }

              IParcelLineFunctions3 ParcelLineFx = new ParcelFunctionsClass();
              IGSForwardStar pFwdStar = ParcelLineFx.CreateForwardStar(pEnumGSLines);
              //forward star object is now created for all the selected lines,
              //need to first re-sequence the lines, and test for branching and discontinuity

              int iBranches = 0; int iTracedLines = 0;
              int iLoops = 0; int iTerminals = 0;
              List<int> LineIDList = new List<int>();
              List<int> FromList = new List<int>();
              List<int> ToList = new List<int>();
              List<string> FromToLine = new List<string>();

              bool bTraceSucceeded = TraceLines(ref pFwdStar, iFirstToNode, ref iBranches, ref iTracedLines,
            ref iLoops, ref iTerminals, ref FromToLine, ref FromList, ref ToList, 0);

              if (iBranches > 0)
              {
            MessageBox.Show("Please select a continuous set of lines for closure." + Environment.NewLine +
              "Line selection should not have branches.", "Traverse");
            return;
              }

              if (iTracedLines < pLongArray.Count)
              {
            MessageBox.Show("Please select a continuous set of lines for closure." + Environment.NewLine +
              "Selected Lines should be connected in a single sequence without branches.", "Traverse");
            return;
              }

              //if it's a single loop check to see if the sequence needs to be reversed
              //CW or CCW based on bearings
              if (iLoops == 1)
              {
            bool bIsReversed = false;
            foreach (int i in FromList)
            {
              if (i < 0)
                bIsReversed = true;
              else
              {
                bIsReversed = false;
                break;
              }
            }
            if (bIsReversed)
            {//all courses are running reversed, so reverse the whole sequence
              FromToLine.Clear();
              FromList.Reverse();
              ToList.Reverse();
              int iNewFrom = -ToList[ToList.Count-1];
              int iNewTo = -FromList[ToList.Count-1];
              string sNewFromTo = iNewFrom.ToString() + "," + iNewTo.ToString();
              FromToLine.Add(sNewFromTo);
              for (int i =1; i < ToList.Count ;i++)
              {
                iNewFrom = -ToList[i-1];
                iNewTo = -FromList[i-1];
                sNewFromTo = iNewFrom.ToString() + "," + iNewTo.ToString();
                FromToLine.Add(sNewFromTo);
              }
            }
              }

              LineIDList.Clear();
              FromList.Clear();
              ToList.Clear();
              pLongArray.RemoveAll();

              pCadUndoRedo.StartUndoRedoSession("Adjust Traverse");

              if (iLoops == 0)
              {
            //re-sequence using TraceLines function based on either end point, because the order of
            //selected construction lines in grid don't control start or end point
            FromToLine.Clear();
            int iTerminus = -1;
            iTracedLines = 0;
            iBranches = 0;
            iLoops = 0; iTerminals = 0;
            FindTerminusForSequence(ref pFwdStar, iFirstToNode, ref iTerminus, 0);
            if (iTerminus == -1)
            {
              pCadUndoRedo.WriteUndoRedoSession(false);
              return;
            }
            TraceLines(ref pFwdStar, iTerminus, ref iBranches, ref iTracedLines, ref iLoops, ref iTerminals,
              ref FromToLine, ref FromList, ref ToList, 0);
              }

              List<IVector3D> SequencedTraverse = new List<IVector3D>();
              IGSLine pGSLineInPath = null;
              foreach (string s in FromToLine)
              {
            string[] sFromTo = s.Split(',');
            int iFrom = Convert.ToInt32(sFromTo[0]);
            int iTo = Convert.ToInt32(sFromTo[1]);

            bool bReversed = pFwdStar.GetLine(iFrom, iTo, ref pGSLineInPath);
            if (bReversed)
            {
              IGSLine pGSLine180 = new GSLineClass();
              pGSLine180.FromPoint = pGSLineInPath.ToPoint;
              pGSLine180.ToPoint = pGSLineInPath.FromPoint;
              pGSLine180.Bearing = pGSLineInPath.Bearing + Math.PI;
              pGSLine180.Distance = pGSLineInPath.Distance;

              IVector3D vec180 = new Vector3DClass();
              vec180.PolarSet(pGSLine180.Bearing, 0, pGSLine180.Distance); //Azimuth of IVector3D is north azimuth radians zero degrees north
              Traverse.Add(vec180);
              lstPointIds.Add(pGSLine180.ToPoint);
              pPointCalc.AddLine(pGSLine180);
            }
            else
            {
              double dBear = pGSLineInPath.Bearing;
              double dDist = pGSLineInPath.Distance;
              IVector3D vec = new Vector3DClass();
              vec.PolarSet(dBear, 0, dDist); //Azimuth of IVector3D is north azimuth radians zero degrees north
              Traverse.Add(vec);
              lstPointIds.Add(pGSLineInPath.ToPoint);
              pPointCalc.AddLine(pGSLineInPath);
            }

            if (pStartPoint == null)
            {
              if (bReversed)
                pStartPoint = pCadastralPts.GetPoint(pGSLineInPath.ToPoint);
              else
                pStartPoint = pCadastralPts.GetPoint(pGSLineInPath.FromPoint);
            }

            if (bReversed)
              pClosingPoint = pCadastralPts.GetPoint(pGSLineInPath.FromPoint);
            else
              pClosingPoint = pCadastralPts.GetPoint(pGSLineInPath.ToPoint);
              }
            }

            if (pStartPoint == null)
            {
              pCadUndoRedo.WriteUndoRedoSession(false);
              return;
            }
            IPoint pStart = new PointClass();
            pStart.X = pStartPoint.X;
            pStart.Y = pStartPoint.Y;

            string sAdjustMethod = "Compass";
            esriParcelAdjustmentType eAdjMethod = esriParcelAdjustmentType.esriParcelAdjustmentCompass;

            if (pCadastralEditorSettings2.ParcelAdjustment == esriParcelAdjustmentType.esriParcelAdjustmentNone ||
              pCadastralEditorSettings2.ParcelAdjustment == esriParcelAdjustmentType.esriParcelAdjustmentCompass)
              eAdjMethod = esriParcelAdjustmentType.esriParcelAdjustmentCompass;
            else if (pCadastralEditorSettings2.ParcelAdjustment == esriParcelAdjustmentType.esriParcelAdjustmentCrandall)
            {
              sAdjustMethod = "Crandall";
              eAdjMethod = pCadastralEditorSettings2.ParcelAdjustment;
            }
            else if (pCadastralEditorSettings2.ParcelAdjustment == esriParcelAdjustmentType.esriParcelAdjustmentTransit)
            {
              sAdjustMethod = "Transit";
              eAdjMethod = pCadastralEditorSettings2.ParcelAdjustment;
            }

            pPointCalc.CalculatePoints(eAdjMethod, pStartPoint.Id, pStartPoint, pClosingPoint.Id, pClosingPoint, true);
            ITraverseClosure pClose = pPointCalc.Closure;
            List<string> lstCoursesFromTo = new List<string>();
            List<IVector3D> AdjustedTraverse = new List<IVector3D>();
            double dAdjustedPointX = 0; double dAdjustedPointY = 0;
            double dPreviousPointX = 0; double dPreviousPointY = 0;

            for (int i = 0; i < pClose.CourseCount; i++)
            {
              IGSPoint pPt = pCadastralPts.GetPoint(lstPointIds[i]);
              dAdjustedPointY = pPointCalc.GetCalculatedPoint(lstPointIds[i], ref dAdjustedPointX);
              string sFromTo = "";
              IVector3D pAdjustedLine = new Vector3DClass();
              if (i == 0)
              {
            sFromTo = pStartPoint.Id.ToString() + "-" + lstPointIds[i].ToString();
            pAdjustedLine.SetComponents(dAdjustedPointX - pStartPoint.X, dAdjustedPointY - pStartPoint.Y, 0);
              }
              else
              {
            sFromTo = lstPointIds[i - 1].ToString() + "-" + lstPointIds[i].ToString();
            pAdjustedLine.SetComponents(dAdjustedPointX - dPreviousPointX, dAdjustedPointY - dPreviousPointY, 0);
              }
              lstCoursesFromTo.Add(sFromTo);

              IVector3D Z_Axis = new Vector3DClass();
              Z_Axis.SetComponents(0, 0, 100);

              pAdjustedLine.Rotate(TheRotation, Z_Axis);
              AdjustedTraverse.Add(pAdjustedLine);

              dPreviousPointX = dAdjustedPointX;
              dPreviousPointY = dAdjustedPointY;

              pPt.X = dAdjustedPointX;
              pPt.Y = dAdjustedPointY;

              if (!pCadastralEditorSettings2.MeasurementView)
            pFixedPoints.SetFixedPoint(lstPointIds[i], true);
            }

            double dMisclosureDistance = pClose.MisclosureDistance; double dMisclosureBearing = pClose.MisclosureDirection;
            IVector MiscloseVector = new Vector3DClass();

            IEditProperties2 pEdProps = pEd as IEditProperties2;

            IAngularConverter pAngConv = new AngularConverterClass();
            pAngConv.SetAngle(dMisclosureBearing, esriDirectionType.esriDTNorthAzimuth, esriDirectionUnits.esriDURadians);
            //int iPrec = 7;
            //if (pConstr.Parcel.Plan.AngleUnits == esriDirectionUnits.esriDUDegreesMinutesSeconds)
            //  iPrec = 0;

            string sMiscloseBearing = pAngConv.GetString(pEdProps.DirectionType, pEdProps.DirectionUnits, pEdProps.AngularUnitPrecision);

            Utilities UTIL = new Utilities();
            string sRatio = "High Accuracy";

            if (pClose.RelativeErrorRatio < 10000)
              sRatio = "1:" + pClose.RelativeErrorRatio.ToString("0");

            if (dMisclosureDistance >= 0.001)
              sMiscloseBearing = UTIL.FormatDirectionDashesToDegMinSecSymbols(sMiscloseBearing);
            else
              sMiscloseBearing = "----";

            ICadastralUnitConversion pCadUnitConverter = new CadastralUnitConversionClass();
            double dMetersPerUnit = pCadUnitConverter.ConvertDouble(1, pConstr.Parcel.Plan.DistanceUnits, esriCadastralDistanceUnits.esriCDUMeter);

            string sReport = "Closure:" + Environment.NewLine +
              "        error:  " + sRatio + Environment.NewLine +
              "        distance:  " + (dMisclosureDistance / dMetersPerUnit).ToString("0.000") + Environment.NewLine +
              "        bearing:  " + sMiscloseBearing + Environment.NewLine +
              "        xdist:  " + (pClose.MisclosureX / dMetersPerUnit).ToString("0.000") + Environment.NewLine +
              "        ydist:  " + (pClose.MisclosureY / dMetersPerUnit).ToString("0.000") + Environment.NewLine +
              "        courses: " + (pClose.CourseCount) + Environment.NewLine +
              Environment.NewLine + "Adjustment:" + Environment.NewLine +
              "        method: " + sAdjustMethod;

            dlgTraverseResults dlgTraverseResults = new dlgTraverseResults();
            AddTraverseInfoToGrid(pConstr.Parcel.Plan, dlgTraverseResults.dataGridView1, Traverse, AdjustedTraverse, lstCoursesFromTo);
            dlgTraverseResults.txtMiscloseReport.Text = sReport;
            DialogResult dRes = dlgTraverseResults.ShowDialog();
            if (dRes == DialogResult.Cancel)
            {
              //since we cancelled, set the points back
              foreach (int i in lstPointIds)
            pFixedPoints.SetFixedPoint(i, false);
              pCadUndoRedo.WriteUndoRedoSession(false);
            }
            else
              pCadUndoRedo.WriteUndoRedoSession(true);
              }
              catch (Exception ex)
              {
            MessageBox.Show(ex.Message + Environment.NewLine + "Line number:" + ex.LineNumber().ToString()
              + " in " + ex.TargetSite.Name, "Traverse");
            pCadUndoRedo.WriteUndoRedoSession(false);
              }
        }