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NCollection sequences improved.
[modules/hydro.git] / src / HYDROData / HYDROData_Stream.cxx
index c1ecbdf4ac8e550900b656d184c156456a88f14f..07bf9971d8766716400f9259232a658b484eab71 100644 (file)
@@ -4,14 +4,23 @@
 #include "HYDROData_Document.h"
 #include "HYDROData_PolylineXY.h"
 #include "HYDROData_Profile.h"
-
-#include <BRep_Builder.hxx>
-#include <BRepBuilderAPI_MakeEdge.hxx>
-#include <BRepBuilderAPI_MakeWire.hxx>
-#include <BRepBuilderAPI_MakeFace.hxx>
+#include "HYDROData_ShapesGroup.h"
+#include "HYDROData_ShapesTool.h"
+#include "HYDROData_IAltitudeObject.h"
 
 #include <TDataStd_RealArray.hxx>
 
+#include <Precision.hxx>
+
+#include <NCollection_DataMap.hxx>
+
+#include <TColStd_Array1OfReal.hxx>
+#include <TColStd_ListOfReal.hxx>
+#include <TColStd_ListIteratorOfListOfReal.hxx>
+#include <TCollection_CompareOfReal.hxx>
+#include <TColgp_Array1OfPnt.hxx>
+#include <TColgp_HArray1OfPnt.hxx>
+
 #include <TopoDS.hxx>
 #include <TopoDS_Wire.hxx>
 #include <TopoDS_Shell.hxx>
 #include <TopoDS_Vertex.hxx>
 #include <TopExp.hxx>
 #include <TopExp_Explorer.hxx>
+
+#include <Bnd_Box.hxx>
+
+#include <BRep_Builder.hxx>
+#include <BRepBuilderAPI_MakeEdge.hxx>
+#include <BRepBuilderAPI_MakeWire.hxx>
+#include <BRepBuilderAPI_MakeFace.hxx>
+
+#include <BRepBndLib.hxx>
 #include <BRepProj_Projection.hxx>
 #include <BRepExtrema_ExtCC.hxx>
+#include <BRepCheck_Analyzer.hxx>
+
+#include <gp.hxx>
 #include <gp_Ax1.hxx>
 #include <gp_Ax2.hxx>
 #include <gp_Ax3.hxx>
 #include <gp_Vec.hxx>
 #include <gp_Pnt.hxx>
 #include <gp_Pln.hxx>
-#include <gp.hxx>
-#include <Bnd_Box.hxx>
-#include <BRepBndLib.hxx>
-#include <TColStd_Array1OfReal.hxx>
-#include <Precision.hxx>
-#include <QStringList>
 
-#include <NCollection_DataMap.hxx>
-typedef NCollection_DataMap<Standard_Real, Handle(HYDROData_Profile)> HYDROData_DataMapOfRealOfHDProfile;
-//typedef HYDROData_DataMapOfRealOfHDProfile::Iterator HYDROData_DataMapIteratorOfDataMapOfRealOfHDProfile;
-#include <TColStd_ListOfReal.hxx>
-#include <TColStd_ListIteratorOfListOfReal.hxx>
-#include <TCollection_CompareOfReal.hxx>
-#include <SortTools_QuickSortOfReal.hxx>
-#include <TColgp_Array1OfPnt.hxx>
-#include <TColgp_HArray1OfPnt.hxx>
 #include <GeomAPI_Interpolate.hxx>
 #include <Geom_BSplineCurve.hxx>
+
 #include <TopTools_Array1OfShape.hxx>
+
+#include <SortTools_QuickSortOfReal.hxx>
+
+#include <QColor>
+#include <QStringList>
+
+//#define DEB_STREAM 1
+#ifdef DEB_STREAM
 //#define DEB_HASINT 1
-#ifdef DEB_HASINT
+//#define DEB_UPDATE 1
 #include <BRepTools.hxx>
 #include <TCollection_AsciiString.hxx>
-#include <BRep_Builder.hxx>
 #endif
 
-#define PYTHON_STREAM_ID "KIND_STREAM"
+typedef NCollection_DataMap<Standard_Real, Handle(HYDROData_Profile)> HYDROData_DataMapOfRealOfHDProfile;
 
 IMPLEMENT_STANDARD_HANDLE(HYDROData_Stream,HYDROData_NaturalObject)
 IMPLEMENT_STANDARD_RTTIEXT(HYDROData_Stream,HYDROData_NaturalObject)
@@ -71,20 +85,7 @@ HYDROData_Stream::~HYDROData_Stream()
 
 QStringList HYDROData_Stream::DumpToPython( MapOfTreatedObjects& theTreatedObjects ) const
 {
-  QStringList aResList;
-
-  Handle(HYDROData_Document) aDocument = HYDROData_Document::Document( myLab );
-  if ( aDocument.IsNull() )
-    return aResList;
-
-  QString aDocName = aDocument->GetDocPyName();
-  QString aStreamName = GetName();
-
-  aResList << QString( "%1 = %2.CreateObject( %3 );" )
-              .arg( aStreamName ).arg( aDocName ).arg( PYTHON_STREAM_ID );
-  aResList << QString( "%1.SetName( \"%2\" );" )
-              .arg( aStreamName ).arg( aStreamName );
-  aResList << QString( "" );
+  QStringList aResList = dumpObjectCreation( theTreatedObjects );
 
   // TODO
 
@@ -109,115 +110,97 @@ TopoDS_Shape HYDROData_Stream::GetTopShape() const
 {
   return getTopShape();
 }
+
 TopoDS_Shape HYDROData_Stream::GetShape3D() const
 {
   return getShape3D();
 }
 
+Handle(Geom_BSplineCurve) HYDROData_Stream::buildInterpolationCurve( 
+  const Handle(TColgp_HArray1OfPnt)& theArrayOfPnt )
+{
+  Handle(Geom_BSplineCurve) aBSpline;
+  GeomAPI_Interpolate anInterpolator (theArrayOfPnt, Standard_False, 1.0e-5); 
+  anInterpolator.Perform() ;
+  if (anInterpolator.IsDone()) 
+    aBSpline = anInterpolator.Curve();
+  return aBSpline; 
+}
+
 void HYDROData_Stream::Update()
+{
+  updateProfilesOrder();
+  UpdatePrs();
+}
+
+void HYDROData_Stream::UpdatePrs()
 {
   HYDROData_NaturalObject::Update();
 
   Handle(HYDROData_PolylineXY) aHydAxis = GetHydraulicAxis();
   HYDROData_SequenceOfObjects aRefProfiles = GetProfiles();
-  if ( aHydAxis.IsNull() || aRefProfiles.IsEmpty() )
+  if ( aHydAxis.IsNull() || aRefProfiles.Length() < 2 )
     return; 
-
-  TopoDS_Shell a2dShell;
-  BRep_Builder a2dShellBuilder;
-  a2dShellBuilder.MakeShell( a2dShell );
-
   bool anIsFirst = true;
   gp_Pnt aPrevFirstPoint, aPrevLastPoint;
-  Handle(TColgp_HArray1OfPnt) anArrayOfFPnt = new TColgp_HArray1OfPnt(1, aRefProfiles.Length());
-  Handle(TColgp_HArray1OfPnt) anArrayOfLPnt = new TColgp_HArray1OfPnt(1, aRefProfiles.Length());  
+  Handle(TColgp_HArray1OfPnt) anArrayOfFPnt    = new TColgp_HArray1OfPnt(1, aRefProfiles.Length());
+  Handle(TColgp_HArray1OfPnt) anArrayOfLPnt    = new TColgp_HArray1OfPnt(1, aRefProfiles.Length());  
   TopTools_Array1OfShape anArrOfProfiles(1, aRefProfiles.Length());
-  // Construct the top presentation
+  TopTools_Array1OfShape anArrOf2DProfiles(1, aRefProfiles.Length());
+
+  // Pre-processing
   HYDROData_SequenceOfObjects::Iterator anIter( aRefProfiles );
   for (int i=1 ; anIter.More(); anIter.Next(),i++ )
   {
     Handle(HYDROData_Profile) aProfile =
       Handle(HYDROData_Profile)::DownCast( anIter.Value() );
     if ( aProfile.IsNull() )
-      continue;        
-       const TopoDS_Shape& aProf3d = aProfile->GetShape3D();
+      continue;    
+    const TopoDS_Shape& aProf3d = aProfile->GetShape3D();
     gp_XY aPnt1, aPnt2;
-    if ( !aProfile->GetFirstPoint( aPnt1 ) || !aProfile->GetLastPoint( aPnt2 ) )
+    if ( !aProfile->GetLeftPoint( aPnt1 ) || !aProfile->GetRightPoint( aPnt2 ) )
       continue;
-       anArrOfProfiles.SetValue(i,aProfile->GetShape3D());
+    anArrOfProfiles.SetValue(i,aProfile->GetShape3D());//aProfile->GetTopShape();
+    anArrOf2DProfiles.SetValue(i,aProfile->GetTopShape());
 
     gp_Pnt aCurFirstPoint( aPnt1.X(), aPnt1.Y(), 0 ), aCurFP;
     gp_Pnt aCurLastPoint(  aPnt2.X(), aPnt2.Y(), 0 ), aCurLP;
-       TopoDS_Vertex aV1, aV2;
-       TopExp::Vertices(TopoDS::Wire(aProf3d), aV1, aV2);
-       gp_Pnt aP1 = BRep_Tool::Pnt(aV1);
-       if(aP1.X() == aPnt1.X() && aP1.Y() == aPnt1.Y())
-         aCurFP = aP1;
-       else
-         aCurLP = aP1;
-       aP1 = BRep_Tool::Pnt(aV2);
-       if(aP1.X() == aPnt2.X() && aP1.Y() == aPnt2.Y())
-         aCurLP = aP1;
-       else
-         aCurFP = aP1;
-       anArrayOfFPnt->SetValue(i,aCurFP);
-       anArrayOfLPnt->SetValue(i,aCurLP);
-    if ( anIsFirst )
-    {
-      aPrevFirstPoint = aCurFirstPoint;
-      aPrevLastPoint = aCurLastPoint;
-      anIsFirst = false;
-      continue;
-    }
-
-    BRepBuilderAPI_MakeEdge aFirstEdge( aPrevFirstPoint, aPrevLastPoint );
-    BRepBuilderAPI_MakeEdge aSecondEdge( aPrevLastPoint, aCurLastPoint );
-    BRepBuilderAPI_MakeEdge aThirdEdge( aCurLastPoint, aCurFirstPoint );
-    BRepBuilderAPI_MakeEdge aFourthEdge( aCurFirstPoint, aPrevFirstPoint );
-
-    BRepBuilderAPI_MakeWire aMakeWire( aFirstEdge.Edge(), aSecondEdge.Edge(), 
-                                       aThirdEdge.Edge(), aFourthEdge.Edge() );
-    
-    TopoDS_Wire aSectProfileWire = aMakeWire.Wire();
-    
-    BRepBuilderAPI_MakeFace aMakeFace( aSectProfileWire, Standard_True );
-    aMakeFace.Build();
-    if( aMakeFace.IsDone() )
-    {
-      a2dShellBuilder.Add( a2dShell, aMakeFace.Face() );
-    }
-
-    aPrevFirstPoint = aCurFirstPoint;
-    aPrevLastPoint = aCurLastPoint;
+    TopoDS_Vertex aV1, aV2;
+    TopExp::Vertices(TopoDS::Wire(aProf3d), aV1, aV2);
+       gp_Pnt aP1 = BRep_Tool::Pnt(aV1);
+    if(aP1.X() == aPnt1.X() && aP1.Y() == aPnt1.Y())
+      aCurFP = aP1;
+    else
+      aCurLP = aP1;
+    aP1 = BRep_Tool::Pnt(aV2);
+    if(aP1.X() == aPnt2.X() && aP1.Y() == aPnt2.Y())
+      aCurLP = aP1;
+    else
+      aCurFP = aP1;
+    anArrayOfFPnt->SetValue(i,aCurFP);
+    anArrayOfLPnt->SetValue(i,aCurLP);
   }
 
-  SetTopShape( a2dShell );
-
-  // Construct the 3D presentation
-  Handle(Geom_BSplineCurve) aBSpline;
-  GeomAPI_Interpolate anInterpolator (anArrayOfFPnt, Standard_False, 1.0e-5); 
-  anInterpolator.Perform() ;
-  if (anInterpolator.IsDone()) 
-         aBSpline = anInterpolator.Curve();
-  else 
-   return;
+  // Construct of the 3D presentation
+  Handle(Geom_BSplineCurve) aBSpline = buildInterpolationCurve (anArrayOfFPnt);
   if(aBSpline.IsNull())
-         return;
+    return;
   TopoDS_Edge anEdgLeft, anEdgRight;
   BRepBuilderAPI_MakeEdge aMakeEdge(aBSpline);
   if(aMakeEdge.IsDone()) 
-         anEdgLeft = aMakeEdge.Edge();
-  GeomAPI_Interpolate anInterpolator2 (anArrayOfLPnt, Standard_False, 1.0e-5); 
-  anInterpolator2.Perform() ;
-  if (anInterpolator2.IsDone()) 
-         aBSpline = anInterpolator2.Curve();
-  else 
-   return;
+    anEdgLeft = aMakeEdge.Edge();
+  if(anEdgLeft.IsNull())
+    return;
+  aBSpline.Nullify();
+  aBSpline = buildInterpolationCurve (anArrayOfLPnt);  
   if(aBSpline.IsNull())
     return; 
   aMakeEdge.Init(aBSpline);
   if(aMakeEdge.IsDone()) 
-         anEdgRight = aMakeEdge.Edge();
+    anEdgRight = aMakeEdge.Edge();
+  if(anEdgRight.IsNull())
+    return;
   BRep_Builder aBB;
   TopoDS_Compound aCmp;
   aBB.MakeCompound(aCmp);
@@ -226,26 +209,210 @@ void HYDROData_Stream::Update()
     aBB.Add(aCmp, anArrOfProfiles.Value(i));
   aBB.Add(aCmp,anEdgLeft);
   aBB.Add(aCmp,anEdgRight);
-  SetShape3D(aCmp);
-  //BRepTools::Write(aCmp, "str3d.brep");
+  BRepCheck_Analyzer aCh(aCmp);
+  if(aCh.IsValid())
+    SetShape3D(aCmp);
+#ifdef DEB_UPDATE
+  else {
+    BRepTools::Write(aCmp, "str3d.brep");
+    SetShape3D(aCmp);
+  }
+#endif
+
+  // Construct the top presentation
+  for(int i=1;i<= anArrayOfLPnt->Length();i++) {
+      gp_Pnt aPnt = anArrayOfFPnt->Value(i);
+      aPnt.SetZ(.0); // make 2d
+      anArrayOfFPnt->SetValue(i, aPnt);
+      aPnt = anArrayOfLPnt->Value(i);
+      aPnt.SetZ(.0);
+      anArrayOfLPnt->SetValue(i, aPnt);
+  }
+  aBSpline.Nullify();
+  aBSpline = buildInterpolationCurve (anArrayOfFPnt);  
+  if(aBSpline.IsNull())
+    return; 
+  aMakeEdge.Init(aBSpline);
+  if(aMakeEdge.IsDone()) 
+      anEdgLeft = aMakeEdge.Edge();
+  aBSpline.Nullify();
+  aBSpline = buildInterpolationCurve (anArrayOfLPnt);  
+  if(aBSpline.IsNull())
+    return; 
+  aMakeEdge.Init(aBSpline);
+  if(aMakeEdge.IsDone()) 
+    anEdgRight = aMakeEdge.Edge();
+  if(anEdgRight.IsNull())
+    return;
+  BRepBuilderAPI_MakeEdge aMakeEdge2(anArrayOfFPnt->Value(1),anArrayOfLPnt->Value(1));
+  TopoDS_Edge aBotEdge, aTopEdge;
+  if(aMakeEdge2.IsDone()) 
+    aBotEdge = aMakeEdge2.Edge();
+  BRepBuilderAPI_MakeEdge aMakeEdge3(anArrayOfFPnt->Value(anArrayOfFPnt->Length()),anArrayOfLPnt->Value(anArrayOfLPnt->Length()));
+  if(aMakeEdge3.IsDone()) 
+    aTopEdge = aMakeEdge3.Edge();
+
+  // Make wire for 2D presentation with updating of corresponding edges
+  BRepBuilderAPI_MakeWire aMakeWire;
+  
+  aMakeWire.Add( aBotEdge );
+  aBotEdge = aMakeWire.Edge();
+
+  aMakeWire.Add( anEdgLeft );
+  anEdgLeft = aMakeWire.Edge();
+
+  aMakeWire.Add( aTopEdge );
+  aTopEdge = aMakeWire.Edge();
+
+  aMakeWire.Add( anEdgRight );
+  anEdgRight = aMakeWire.Edge();
+
+  TopoDS_Wire aSectProfileWire;
+  if(aMakeWire.IsDone())
+    aSectProfileWire = aMakeWire.Wire();
+
+  BRepBuilderAPI_MakeFace aMakeFace( aSectProfileWire, Standard_True );
+  TopoDS_Face aFace;
+  aMakeFace.Build();
+  if( aMakeFace.IsDone() )
+    aFace = aMakeFace.Face();
+
+  aCmp.Nullify();
+  aBB.MakeCompound(aCmp);
+  aBB.Add(aCmp,aFace);
+  for(int i=1;i <= anArrOf2DProfiles.Length(); i++)
+    aBB.Add(aCmp,anArrOf2DProfiles.Value(i));
+  aCh.Init(aCmp);
+  if(aCh.IsValid())
+    SetTopShape(aCmp);
+#ifdef DEB_UPDATE
+  else {
+    BRepTools::Write(aCmp, "str2d.brep");
+    SetTopShape(aCmp);
+  }
+#endif 
+
+  // Create the stream groups
+  QString aLeftGroupName = GetName() + "_Left_Bank";
+
+  Handle(HYDROData_ShapesGroup) aLeftGroup = createGroupObject();
+  aLeftGroup->SetName( aLeftGroupName );
+  aLeftGroup->AddShape( anEdgLeft );
+
+  QString aRightGroupName = GetName() + "_Right_Bank";
+
+  Handle(HYDROData_ShapesGroup) aRightGroup = createGroupObject();
+  aRightGroup->SetName( aRightGroupName );
+  aRightGroup->AddShape( anEdgRight );
+
+  QString anInGroupName = GetName() + "_Inlet";
+
+  Handle(HYDROData_ShapesGroup) anInGroup = createGroupObject();
+  anInGroup->SetName( anInGroupName );
+  anInGroup->AddShape( aBotEdge );
+
+  QString anOutGroupName = GetName() + "_Outlet";
+
+  Handle(HYDROData_ShapesGroup) anOutGroup = createGroupObject();
+  anOutGroup->SetName( anOutGroupName );
+  anOutGroup->AddShape( aTopEdge );
+
+  // This peace of code is for testing of functionality of altitude,
+  // will be removed by adv when testing will be finished
+  Handle(HYDROData_IAltitudeObject) anAltObj = GetAltitudeObject();
+  gp_XY aTestPnt( 5, 0 );
+  anAltObj->GetAltitudeForPoint( aTestPnt );
+  // End of test code
+
 }
 
-bool HYDROData_Stream::SetHydraulicAxis( const Handle(HYDROData_PolylineXY)& theAxis )
+QColor HYDROData_Stream::DefaultFillingColor()
 {
-  Handle(HYDROData_PolylineXY) aPrevAxis = GetHydraulicAxis();
+  return QColor( Qt::green );
+}
 
-  if ( theAxis.IsNull() )
-  {
-    RemoveHydraulicAxis();
-    return !aPrevAxis.IsNull();
-  }
+QColor HYDROData_Stream::DefaultBorderColor()
+{
+  return QColor( Qt::transparent );
+}
 
-  if ( IsEqual( aPrevAxis, theAxis ) )
+bool HYDROData_Stream::IsValidAsAxis( const Handle(HYDROData_PolylineXY)& theHydAxis )
+{
+  if ( theHydAxis.IsNull() )
     return false;
 
-  TopoDS_Wire aHydraulicWire = TopoDS::Wire( theAxis->GetShape() );
-  if ( aHydraulicWire.IsNull() )
-    return false; // The polyline must be a single wire
+  TopoDS_Shape aHydraulicShape = theHydAxis->GetShape();
+  if ( aHydraulicShape.IsNull() || 
+       aHydraulicShape.ShapeType() != TopAbs_WIRE ||
+       BRep_Tool::IsClosed( aHydraulicShape ) )
+    return false; // The polyline must be a single not closed wire
+
+  return true;
+}
+
+TopoDS_Shape getShapeFromGroup( const HYDROData_SequenceOfObjects& theGroups,
+                                const int                          theGroupId )
+{
+  TopoDS_Shape aResShape;
+  if ( theGroups.Length() != 4 )
+    return aResShape;
+
+  Handle(HYDROData_ShapesGroup) aGroup =
+    Handle(HYDROData_ShapesGroup)::DownCast( theGroups.Value( theGroupId ) );
+  if ( aGroup.IsNull() )
+    return aResShape;
+
+  TopTools_SequenceOfShape aGroupShapes;
+  aGroup->GetShapes( aGroupShapes );
+
+  if ( !aGroupShapes.IsEmpty() )
+    aResShape = aGroupShapes.First();
+
+  return aResShape;
+}
+
+TopoDS_Shape HYDROData_Stream::GetLeftShape() const
+{
+  HYDROData_SequenceOfObjects aGroups = GetGroups();
+  return getShapeFromGroup( aGroups, 1 );
+}
+
+TopoDS_Shape HYDROData_Stream::GetRightShape() const
+{
+  HYDROData_SequenceOfObjects aGroups = GetGroups();
+  return getShapeFromGroup( aGroups, 2 );
+}
+
+TopoDS_Shape HYDROData_Stream::GetInletShape() const
+{
+  HYDROData_SequenceOfObjects aGroups = GetGroups();
+  return getShapeFromGroup( aGroups, 3 );
+}
+
+TopoDS_Shape HYDROData_Stream::GetOutletShape() const
+{
+  HYDROData_SequenceOfObjects aGroups = GetGroups();
+  return getShapeFromGroup( aGroups, 4 );
+}
+
+QColor HYDROData_Stream::getDefaultFillingColor() const
+{
+  return DefaultFillingColor();
+}
+
+QColor HYDROData_Stream::getDefaultBorderColor() const
+{
+  return DefaultBorderColor();
+}
+
+bool HYDROData_Stream::SetHydraulicAxis( const Handle(HYDROData_PolylineXY)& theAxis )
+{
+  if ( !IsValidAsAxis( theAxis ) )
+    return false;
+
+  Handle(HYDROData_PolylineXY) aPrevAxis = GetHydraulicAxis();
+  if ( IsEqual( aPrevAxis, theAxis ) )
+    return true;
 
   SetReferenceObject( theAxis, DataTag_HydraulicAxis );
 
@@ -279,14 +446,15 @@ void HYDROData_Stream::RemoveHydraulicAxis()
   SetToUpdate( true );
 }
 
-bool HYDROData_Stream::HasIntersection( const Handle(HYDROData_Profile)& theProfile, const TopoDS_Face& thePlane,
-                                                                          Standard_Real& outPar ) const
+bool HYDROData_Stream::HasIntersection( const Handle(HYDROData_PolylineXY)& theHydAxis, 
+                                        const Handle(HYDROData_Profile)& theProfile, 
+                                        const TopoDS_Face& thePlane,
+                                                              Standard_Real& outPar)
 {
-  Handle(HYDROData_PolylineXY) aHydAxis = GetHydraulicAxis();
-  if ( theProfile.IsNull() || aHydAxis.IsNull() )
+  if ( theProfile.IsNull() || !IsValidAsAxis( theHydAxis ) )
     return false; 
 
-  TopoDS_Wire aHydraulicWire = TopoDS::Wire( aHydAxis->GetShape() ); //guide line
+  TopoDS_Wire aHydraulicWire = TopoDS::Wire( theHydAxis->GetShape() ); //guide line
   TopoDS_Wire aProfileWire = TopoDS::Wire( theProfile->GetTopShape() );
   if ( aHydraulicWire.IsNull() || aProfileWire.IsNull() )
     return false;
@@ -299,22 +467,22 @@ bool HYDROData_Stream::HasIntersection( const Handle(HYDROData_Profile)& theProf
     return false;
   TopoDS_Vertex aV1, aV2;
   if(aPrjProfile.ShapeType() == TopAbs_EDGE)
-         TopExp::Vertices(TopoDS::Edge(aPrjProfile), aV1, aV2);          
+    TopExp::Vertices(TopoDS::Edge(aPrjProfile), aV1, aV2);
   else if(aPrjProfile.ShapeType() == TopAbs_WIRE)  
-         TopExp::Vertices(TopoDS::Wire(aPrjProfile), aV1, aV2);          
+    TopExp::Vertices(TopoDS::Wire(aPrjProfile), aV1, aV2);
   else if(aPrjProfile.ShapeType() == TopAbs_COMPOUND){
     TopExp_Explorer anExp(aPrjProfile, TopAbs_WIRE);
-       if(anExp.More()) {
-               TopExp::Vertices(TopoDS::Wire(anExp.Current()), aV1, aV2);        
-       } else {
-         anExp.Init(aPrjProfile, TopAbs_EDGE);
-         if(anExp.More()) {
-               TopExp::Vertices(TopoDS::Edge(anExp.Current()), aV1, aV2);        
-         }
-       }
+    if(anExp.More()) {
+      TopExp::Vertices(TopoDS::Wire(anExp.Current()), aV1, aV2);
+    } else {
+      anExp.Init(aPrjProfile, TopAbs_EDGE);
+      if(anExp.More()) {
+        TopExp::Vertices(TopoDS::Edge(anExp.Current()), aV1, aV2);
+      }
+    }
   }
   if(aV1.IsNull() || aV2.IsNull())
-       return false;
+    return false;
   gp_Pnt aPnt1 = BRep_Tool::Pnt(aV1);
   gp_Pnt aPnt2 = BRep_Tool::Pnt(aV2);
   aPnt1.SetZ(0.0);
@@ -337,49 +505,57 @@ bool HYDROData_Stream::HasIntersection( const Handle(HYDROData_Profile)& theProf
   outPar = 0.0;
   anExplo.Init(aHydraulicWire, TopAbs_EDGE);
   for(Standard_Integer j=1;anExplo.More();anExplo.Next(),j++) {
-       const TopoDS_Edge& anEdg1 = TopoDS::Edge(anExplo.Current());
-       if(anEdg1.IsNull())
-         continue;     
-       Standard_Boolean hasSol(false);
-       aCC.Perform(anEdg1);
+    const TopoDS_Edge& anEdg1 = TopoDS::Edge(anExplo.Current());
+    if(anEdg1.IsNull())
+      continue;
+    Standard_Boolean hasSol(false);
+    aCC.Perform(anEdg1);
     if(aCC.IsDone()) {
-       // find minimal dist
+    // find minimal dist
     for(Standard_Integer i=1; i<= aCC.NbExt();i++)
       if(aCC.SquareDistance(i) < aSqDist) {
         aSqDist = aCC.SquareDistance(i);
         anIndx = i;
-               hasSol = true;          
-         }  
-       }
-       if(hasSol) {   
-               if(aSqDist <= SquareTolerance) { // hasInt
+        hasSol = true;
+      }  
+    }
+    if(hasSol) {
+      if(aSqDist <= SquareTolerance) { // hasInt
         const gp_Pnt& aPnt = aCC.PointOnE1(anIndx);
         if(aNum > 1) {
           TopExp::Vertices(anEdg1, aV1, aV2, Standard_True);
-                 outPar += BRep_Tool::Pnt(aV1).Distance(aPnt);
-           } else {
+          outPar += BRep_Tool::Pnt(aV1).Distance(aPnt);
+        } else {
           Standard_Real aPar = aCC.ParameterOnE1(anIndx);
-                 outPar = aPar;
-           }
-               hasInt = true;
-           break;
-               } else {
-                 // no ints-n
+          outPar = aPar;
+        }
+        hasInt = true;
+        break;
+      } else {
+          // no ints-n
         if(aNum > 1) {
           TopExp::Vertices(anEdg1, aV1, aV2);
-             outPar += BRep_Tool::Pnt(aV1).Distance(BRep_Tool::Pnt(aV2));
-           }
-         }
-       } else if(aNum > 1) {
-          TopExp::Vertices(anEdg1, aV1, aV2);
-             outPar += BRep_Tool::Pnt(aV1).Distance(BRep_Tool::Pnt(aV2));
-       }
+          outPar += BRep_Tool::Pnt(aV1).Distance(BRep_Tool::Pnt(aV2));
+        }
+      }
+    } else if(aNum > 1) {
+      TopExp::Vertices(anEdg1, aV1, aV2);
+      outPar += BRep_Tool::Pnt(aV1).Distance(BRep_Tool::Pnt(aV2));
+    }
   }
   if(hasInt)
     return true;
   return false;
 }
 
+bool HYDROData_Stream::HasIntersection( const Handle(HYDROData_Profile)& theProfile, const TopoDS_Face& thePlane,
+                                       Standard_Real& outPar ) const
+{
+  Handle(HYDROData_PolylineXY) aHydAxis = GetHydraulicAxis();
+
+  return HasIntersection( aHydAxis, theProfile, thePlane, outPar );
+}
+
 
 bool HYDROData_Stream::AddProfile( const Handle(HYDROData_Profile)& theProfile )
 {
@@ -480,11 +656,14 @@ void HYDROData_Stream::insertProfileInToOrder( const Handle(HYDROData_Profile)&
     InsertReferenceObject( theProfile, DataTag_Profile, theBeforeIndex );
 }
 
-bool HYDROData_Stream::BuildFace( const Handle(HYDROData_PolylineXY)& theHydAxis, TopoDS_Face& thePlane) const
+bool HYDROData_Stream::BuildFace( const Handle(HYDROData_PolylineXY)& theHydAxis,
+                                  TopoDS_Face&                        thePlane ) const
 {
-  if ( theHydAxis.IsNull() ) return false;
+  if ( !IsValidAsAxis( theHydAxis ) )
+    return false;
+
   TopoDS_Wire aHydraulicWire = TopoDS::Wire( theHydAxis->GetShape() );
-  if(aHydraulicWire.IsNull()) return false;
+
   gp_Ax2 aX2(gp::XOY());
   gp_Ax3 aX3(aX2);
   gp_Pln aPln(aX3);   
@@ -536,9 +715,9 @@ void HYDROData_Stream::updateProfilesOrder()
 #endif
     if ( aProfile.IsNull() || !HasIntersection( aProfile, aPlane, aPar ) )
       continue;
-       
+    
     aDM.Bind( aPar, aProfile );
-         aList.Append( aPar );
+      aList.Append( aPar );
   }
   
   if ( aList.IsEmpty() )
@@ -576,6 +755,11 @@ void HYDROData_Stream::updateProfilesOrder()
 #endif
 }
 
+ObjectKind HYDROData_Stream::getAltitudeObjectType() const
+{
+  return KIND_STREAM_ALTITUDE;
+}
+
 void HYDROData_Stream::setParametersArray( const TColStd_Array1OfReal& theArray )
 {
   if ( theArray.Length() == 0 )
@@ -686,6 +870,12 @@ void HYDROData_Stream::removeParameter( const int& theIndex )
   if ( !aLabel.FindAttribute( TDataStd_RealArray::GetID(), aParamsArray ) )
     return;
 
+  if ( aParamsArray->Length() == 1 )
+  {
+    removeParametersArray();
+    return;
+  }
+
   TColStd_Array1OfReal aNewArr( aParamsArray->Lower(), aParamsArray->Upper() - 1 );
 
   for ( int i = aParamsArray->Lower(), j = i, k = 0, n = aParamsArray->Upper(); i <= n; ++i, ++k )