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Invalidate method added.
[modules/hydro.git] / src / HYDROData / HYDROData_PolylineXY.cxx
index d2f997940f6daa4b80ab18c93b261f8ea543f6b2..04039c96a9f4a9591437404d3247bae5f60824f4 100755 (executable)
@@ -1,25 +1,39 @@
 
 #include "HYDROData_PolylineXY.h"
 
+#include "HYDROData_BSplineOperation.h"
+#include "HYDROData_Document.h"
 #include "HYDROData_Tool.h"
 
+#include <BRep_Builder.hxx>
+#include <BRepBuilderAPI_MakeEdge.hxx>
+#include <BRepBuilderAPI_MakeWire.hxx>
+
+#include <ImageComposer_MetaTypes.h>
+
+#include <gp_Pnt.hxx>
+#include <gp_XY.hxx>
+
 #include <NCollection_Map.hxx>
 
 #include <TCollection_ExtendedString.hxx>
 
 #include <TDataStd_ListIteratorOfListOfByte.hxx>
-#include <TDataStd_ListIteratorOfListOfExtendedString.hxx>
 #include <TColStd_ListIteratorOfListOfInteger.hxx>
 #include <TColStd_ListIteratorOfListOfReal.hxx>
 
 #include <TDataStd_BooleanList.hxx>
 #include <TDataStd_ExtStringList.hxx>
-#include <TDataStd_Integer.hxx>
 #include <TDataStd_IntegerList.hxx>
+#include <TDataStd_ListIteratorOfListOfExtendedString.hxx>
 #include <TDataStd_RealList.hxx>
 
-#include <TopoDS_Wire.hxx>
+#include <TopTools_ListIteratorOfListOfShape.hxx>
 
+#include <QPainterPath>
+#include <QVariant>
+
+#define PYTHON_POLYLINEXY_ID "KIND_POLYLINEXY"
 
 IMPLEMENT_STANDARD_HANDLE(HYDROData_PolylineXY, HYDROData_IPolyline)
 IMPLEMENT_STANDARD_RTTIEXT(HYDROData_PolylineXY, HYDROData_IPolyline)
@@ -33,153 +47,185 @@ HYDROData_PolylineXY::~HYDROData_PolylineXY()
 {
 }
 
-CurveCreator_ICurve::ListAISObjects HYDROData_PolylineXY::constructWire() const
+QStringList HYDROData_PolylineXY::DumpToPython( MapOfTreatedObjects& theTreatedObjects ) const
 {
-  // TODO
-  ListAISObjects aProfileObjects;
-  return aProfileObjects;
-}
+  QStringList aResList;
+
+  Handle(HYDROData_Document) aDocument = HYDROData_Document::Document( myLab );
+  if ( aDocument.IsNull() )
+    return aResList;
+                             
+  QString aDocName = aDocument->GetDocPyName();
+  QString aPolylineName = GetName();
+
+  aResList << QString( "%1 = %2.CreateObject( %3 );" )
+              .arg( aPolylineName ).arg( aDocName ).arg( PYTHON_POLYLINEXY_ID );
+  aResList << QString( "%1.SetName( \"%1\" );" ).arg( aPolylineName );
+
+  // Set polilyne data
+  NCollection_Sequence<TCollection_AsciiString>           aSectNames;
+  NCollection_Sequence<HYDROData_PolylineXY::SectionType> aSectTypes;
+  NCollection_Sequence<bool>                              aSectClosures;
+  GetSections( aSectNames, aSectTypes, aSectClosures );
+
+  for ( int i = 1, n = aSectNames.Size(); i <= n; ++i )
+  {
+    const TCollection_AsciiString& aSectName = aSectNames.Value( i );
+    const SectionType& aSectType = aSectTypes.Value( i );
+    bool aSectClosure = aSectClosures.Value( i );
 
-bool HYDROData_PolylineXY::clear()
-{
-  bool anIsOperation = myIsOperation;
-  if ( !anIsOperation )
-    startOperation();
+    aResList << QString( "%1.AddSection( \"%2\", %3, %4 );" ).arg( aPolylineName )
+                .arg( aSectName.ToCString() ).arg( aSectType ).arg( aSectClosure );
 
-  removeSectionsLists();
-  removePointsLists();
+    HYDROData_PolylineXY::PointsList aSectPointsList = GetPoints( i );
+    for ( int k = 1, aNbPoints = aSectPointsList.Size(); k <= aNbPoints; ++k )
+    {
+      const HYDROData_PolylineXY::Point& aSectPoint = aSectPointsList.Value( k );
 
-  if ( !anIsOperation )
-    commitOperation();
+      aResList << QString( "%1.AddPoint( %2, QPointF( %3, %4 ) );" ).arg( aPolylineName )
+        .arg( i - 1 ).arg( aSectPoint.X() ).arg( aSectPoint.Y() );
+    }
+  }
 
-  return true;
+  return aResList;
 }
 
-bool HYDROData_PolylineXY::join( const int theISectionTo, 
-                                 const int theISectionFrom )
+QVariant HYDROData_PolylineXY::GetDataVariant()
 {
-  Handle(TDataStd_ExtStringList) aNamesList;
-  Handle(TDataStd_IntegerList) aTypesList;
-  Handle(TDataStd_BooleanList) aClosuresList;
-  getSectionsLists( aNamesList, aTypesList, aClosuresList, false );
-  if ( aNamesList.IsNull() || aNamesList->Extent() <= 1 )
-    return false;
+  QPainterPath aPath = GetPainterPath();
+
+  QVariant aVarData;
+  aVarData.setValue<QPainterPath>( aPath );
   
-  bool anIsOperation = myIsOperation;
+  return aVarData;
+}
 
-  if ( theISectionTo == -1 || theISectionFrom == -1 )
-  {
-    // Join all sections to one
-    if ( !anIsOperation )
-      startOperation();
+TopoDS_Shape HYDROData_PolylineXY::GetShape()
+{
+  return getPolylineShape();
+}
 
-    TCollection_ExtendedString aSectName = aNamesList->First();
-    CurveCreator::SectionType aSectType = (CurveCreator::SectionType)aTypesList->First();
-    bool anIsClosed = aClosuresList->First();
+void HYDROData_PolylineXY::Update()
+{
+  NCollection_Sequence<TCollection_AsciiString>           aSectNames;
+  NCollection_Sequence<HYDROData_PolylineXY::SectionType> aSectTypes;
+  NCollection_Sequence<bool>                              aSectClosures;
+  GetSections( aSectNames, aSectTypes, aSectClosures );
 
-    aNamesList->Clear();
-    aTypesList->Clear();
-    aClosuresList->Clear();
-    
-    aNamesList->Append( aSectName );
-    aTypesList->Append( aSectType );
-    aClosuresList->Append( anIsClosed );
+  BRepBuilderAPI_MakeWire aMakeWire;
 
-    CurveCreator::Coordinates anAllPoints = getPoints();
-    removePointsLists();
+  TopTools_ListOfShape aSectionWiresList;
 
-    addPoints( anAllPoints, 0 );
-  }
-  else
+  for ( int aSectionId = 1, aNbSects = aSectNames.Size(); aSectionId <= aNbSects; aSectionId++ )
   {
-    // Join selected range of sections to one
-    if ( theISectionFrom >= theISectionTo )
-      return false;
+    TCollection_AsciiString aSectName = aSectNames.Value( aSectionId );
+    SectionType aSectionType = aSectTypes.Value( aSectionId );
+    bool anIsSectionClosed = aSectClosures.Value( aSectionId );
 
-    if ( !anIsOperation )
-      startOperation();
+    PointsList aSectPointsList = GetPoints( aSectionId - 1 );
+    if ( aSectPointsList.IsEmpty() )
+      continue;
 
-    TDataStd_ListOfExtendedString anOldNamesList;
-    anOldNamesList = aNamesList->List();
-
-    TColStd_ListOfInteger anOldTypesList;
-    anOldTypesList = aTypesList->List();
-
-    TDataStd_ListOfByte anOldClosuresList;
-    anOldClosuresList = aClosuresList->List();
-
-    // Refill the existing lists
-    aNamesList->Clear();
-    aTypesList->Clear();
-    aClosuresList->Clear();
-
-    Handle(TDataStd_RealList) aJoinListX, aJoinListY;
-
-    TDataStd_ListIteratorOfListOfExtendedString aNamesIter( anOldNamesList );
-    TColStd_ListIteratorOfListOfInteger aTypesIter( anOldTypesList );
-    TDataStd_ListIteratorOfListOfByte aClosuresIter( anOldClosuresList );
-
-    int aNbSect = 0;
-    for ( ; aNamesIter.More() && aTypesIter.More() && aClosuresIter.More();
-            aNamesIter.Next(), aTypesIter.Next(), aClosuresIter.Next(), ++aNbSect )
+    BRepBuilderAPI_MakeWire aMakeSectionWire;
+    if( aSectionType == SECTION_POLYLINE )
     {
-      if ( aNbSect < theISectionFrom || aNbSect > theISectionTo )
-      {
-        aNamesList->Append( aNamesIter.Value() );
-        aTypesList->Append( aTypesIter.Value() );
-        aClosuresList->Append( (bool)aClosuresIter.Value() );
-      }
-      else
+      for( int i = 1, n = aSectPointsList.Size(); i <= n; ++i )
       {
-        if ( aNbSect == theISectionFrom )
-        {
-          aNamesList->Append( aNamesIter.Value() );
-          aTypesList->Append( aTypesIter.Value() );
-          aClosuresList->Append( (bool)aClosuresIter.Value() );
+        const Point& aFirstPoint = aSectPointsList.Value( i );
 
-          getPointsLists( aNbSect, aJoinListX, aJoinListY );
+        Point aLastPoint;
+        if ( i == n )
+        {
+          if( anIsSectionClosed )
+            aLastPoint = aSectPointsList.Value( 1 );
+          else
+            break;
         }
         else
         {
-          Handle(TDataStd_RealList) aListX, aListY;
-          getPointsLists( aNbSect, aListX, aListY );
-
-          TColStd_ListIteratorOfListOfReal anIterX( aListX->List() );
-          TColStd_ListIteratorOfListOfReal anIterY( aListY->List() );
-          for ( ; anIterX.More() && anIterY.More(); anIterX.Next(), anIterY.Next() )
-          {
-            aJoinListX->Append( anIterX.Value() );
-            aJoinListY->Append( anIterY.Value() );
-          }
-  
-          removePointsLists( aNbSect );
+          aLastPoint = aSectPointsList.Value( i + 1 );
         }
-      }
 
-      // Move the list which are after theISectionTo to correct place
-      for ( int i = theISectionTo + 1, j = theISectionFrom + 1; i < aNbSect; ++i, j++ )
+        gp_Pnt aPnt1( aFirstPoint.X(), aFirstPoint.Y(), 0.0 );
+        gp_Pnt aPnt2( aLastPoint.X(), aLastPoint.Y(), 0.0 );
+
+        TopoDS_Edge anEdge = BRepBuilderAPI_MakeEdge( aPnt1, aPnt2 ).Edge();
+        aMakeSectionWire.Add( anEdge );
+      }
+    }
+    else //if( aSectionType == PolylineSection::SECTION_SPLINE )
+    {
+      QList<double> aPoints;
+      for( int i = 1, n = aSectPointsList.Size(); i <= n; ++i )
       {
-        CurveCreator::Coordinates aPoints = getPoints( i );
-        removePointsLists( i );
-        addPoints( aPoints, j  );
+        const Point& aSectPoint = aSectPointsList.Value( i );
+        aPoints << aSectPoint.X() << aSectPoint.Y();
       }
+
+      HYDROData_BSplineOperation aBSpline( aPoints, 0.0, anIsSectionClosed );
+
+      TopoDS_Edge anEdge = BRepBuilderAPI_MakeEdge( aBSpline.Curve() ).Edge();
+      aMakeSectionWire.Add( anEdge );
     }
+   
+    TopoDS_Wire aSectionWire = aMakeSectionWire.Wire();
+    aSectionWiresList.Append( aSectionWire );
+    aMakeWire.Add( aSectionWire );
   }
 
-  if ( !anIsOperation )
-    commitOperation();
+  TopoDS_Shape aShape;
 
-  return true;
+  if ( aMakeWire.IsDone() )
+  {
+    aShape = aMakeWire.Shape();
+  }
+  else if ( !aSectionWiresList.IsEmpty() )
+  {
+    // build compound
+    TopoDS_Compound aCompound;
+    
+    BRep_Builder aBuilder;
+    aBuilder.MakeCompound( aCompound );
+    
+    TopTools_ListIteratorOfListOfShape anIter( aSectionWiresList );
+    for ( ; anIter.More(); anIter.Next() )
+    {
+      aBuilder.Add( aCompound, anIter.Value() );
+    }
+    
+    aShape = aCompound;
+  }
+
+  setPolylineShape( aShape );
 }
 
-int HYDROData_PolylineXY::getNbSections() const
+/**
+ * Returns true if polyline is closed
+ */
+bool HYDROData_PolylineXY::IsClosed() const
+{
+  NCollection_Sequence<TCollection_AsciiString>           aSectNames;
+  NCollection_Sequence<HYDROData_PolylineXY::SectionType> aSectTypes;
+  NCollection_Sequence<bool>                              aSectClosures;
+  GetSections( aSectNames, aSectTypes, aSectClosures );
+  if( aSectNames.IsEmpty() )
+    return false;
+
+  bool anIsClosed = true;
+  for( int i = 1, n = aSectClosures.Size(); i <= n && anIsClosed; ++i )
+    anIsClosed = anIsClosed && aSectClosures.Value( i );
+
+  return anIsClosed;
+}
+
+int HYDROData_PolylineXY::NbSections() const
 {
   Handle(TDataStd_ExtStringList) aNamesList;
-  Handle(TDataStd_IntegerList) aTypesList;
-  Handle(TDataStd_BooleanList) aClosuresList;
+  Handle(TDataStd_IntegerList)   aTypesList;
+  Handle(TDataStd_BooleanList)   aClosuresList;
   getSectionsLists( aNamesList, aTypesList, aClosuresList, false );
 
-  return aNamesList.IsNull() ? 0 : aNamesList->Extent();
+  return !aClosuresList.IsNull() ? aClosuresList->Extent() : 0;
 }
 
 TCollection_ExtendedString getUniqueSectionName( const Handle(TDataStd_ExtStringList)& theNamesList )
@@ -203,278 +249,234 @@ TCollection_ExtendedString getUniqueSectionName( const Handle(TDataStd_ExtString
   return aResName;
 }
 
-int HYDROData_PolylineXY::addSection( const std::string&              theName, 
-                                      const CurveCreator::SectionType theType,
-                                      const bool                      theIsClosed )
+void HYDROData_PolylineXY::AddSection( const TCollection_AsciiString& theSectName,
+                                       const SectionType              theSectionType,
+                                       const bool                     theIsClosed )
 {
-  bool anIsOperation = myIsOperation;
-  if ( !anIsOperation )
-    startOperation();
-
   Handle(TDataStd_ExtStringList) aNamesList;
-  Handle(TDataStd_IntegerList) aTypesList;
-  Handle(TDataStd_BooleanList) aClosuresList;
+  Handle(TDataStd_IntegerList)   aTypesList;
+  Handle(TDataStd_BooleanList)   aClosuresList;
   getSectionsLists( aNamesList, aTypesList, aClosuresList );
 
-  TCollection_ExtendedString aSectName = theName.c_str();
+  TCollection_ExtendedString aSectName( theSectName );
   if ( aSectName.Length() <= 0 )
     aSectName = getUniqueSectionName( aNamesList );
 
   aNamesList->Append( aSectName );
-  aTypesList->Append( theType );
+  aTypesList->Append( theSectionType );
   aClosuresList->Append( theIsClosed );
-
-  int aSectId = aNamesList->Extent() - 1;
-
-  // Just to create empty data
-  Handle(TDataStd_RealList) aListX, aListY;
-  getPointsLists( aSectId, aListX, aListY );
-
-  if ( !anIsOperation )
-    commitOperation();
-
-  return aSectId;
 }
 
-bool HYDROData_PolylineXY::removeSection( const int theISection )
+TCollection_AsciiString HYDROData_PolylineXY::GetSectionName( const int theSectionIndex ) const
 {
+  TCollection_AsciiString aResName;
+
   Handle(TDataStd_ExtStringList) aNamesList;
   Handle(TDataStd_IntegerList) aTypesList;
   Handle(TDataStd_BooleanList) aClosuresList;
   getSectionsLists( aNamesList, aTypesList, aClosuresList, false );
-  if ( aNamesList.IsNull() || aNamesList->IsEmpty() )
-    return false;
-
-  bool anIsOperation = myIsOperation;
-  if ( !anIsOperation )
-    startOperation();
-
-  if ( aNamesList->Extent() == 1 )
-  {
-    removeSectionsLists();
-    removePointsLists();
-  }
-  else
-  {
-    TDataStd_ListOfExtendedString anOldNamesList;
-    anOldNamesList = aNamesList->List();
+  if ( aNamesList.IsNull() || theSectionIndex >= aNamesList->Extent() )
+    return aResName;
 
-    TColStd_ListOfInteger anOldTypesList;
-    anOldTypesList = aTypesList->List();
-
-    TDataStd_ListOfByte anOldClosuresList;
-    anOldClosuresList = aClosuresList->List();
+  TDataStd_ListIteratorOfListOfExtendedString aNamesIter( aNamesList->List() );
+  for ( int i = 0; aNamesIter.More() && i != theSectionIndex; aNamesIter.Next(), ++i );
 
-    // Refill the existing lists
-    aNamesList->Clear();
-    aTypesList->Clear();
-    aClosuresList->Clear();
+  if ( aNamesIter.More() )
+    aResName = aNamesIter.Value();
 
-    TDataStd_ListIteratorOfListOfExtendedString aNamesIter( anOldNamesList );
-    TColStd_ListIteratorOfListOfInteger aTypesIter( anOldTypesList );
-    TDataStd_ListIteratorOfListOfByte aClosuresIter( anOldClosuresList );
-    for ( int i = 0; aNamesIter.More() && aTypesIter.More() && aClosuresIter.More();
-                     aNamesIter.Next(), aTypesIter.Next(), aClosuresIter.Next(), ++i )
-    {
-      if ( i == theISection )
-        continue; // skip index to remove
+  return aResName;
+}
 
-      aNamesList->Append( aNamesIter.Value() );
-      aTypesList->Append( aTypesIter.Value() );
-      aClosuresList->Append( (bool)aClosuresIter.Value() );
-    }
+void HYDROData_PolylineXY::SetSectionName( const int                      theSectionIndex, 
+                                           const TCollection_AsciiString& theSectionName )
+{
+  Handle(TDataStd_ExtStringList) aNamesList;
+  Handle(TDataStd_IntegerList) aTypesList;
+  Handle(TDataStd_BooleanList) aClosuresList;
+  getSectionsLists( aNamesList, aTypesList, aClosuresList, false );
+  if ( aNamesList.IsNull() || theSectionIndex >= aNamesList->Extent() )
+    return;
 
-    // Remove points that belong to removed section
-    removePointsLists( theISection );
-  }
+  TDataStd_ListOfExtendedString anOldNamesList;
+  anOldNamesList = aNamesList->List();
 
-  if ( !anIsOperation )
-    commitOperation();
+  // Refill the existing list
+  aNamesList->Clear();
 
-  return true;
+  TDataStd_ListIteratorOfListOfExtendedString aNamesIter( aNamesList->List() );
+  for ( int i = 0; aNamesIter.More(); aNamesIter.Next(), ++i )
+    aNamesList->Append( i == theSectionIndex ? theSectionName : aNamesIter.Value() );
 }
 
-bool HYDROData_PolylineXY::isClosed( const int theISection ) const
+HYDROData_PolylineXY::SectionType HYDROData_PolylineXY::GetSectionType( const int theSectionIndex ) const
 {
   Handle(TDataStd_ExtStringList) aNamesList;
   Handle(TDataStd_IntegerList) aTypesList;
   Handle(TDataStd_BooleanList) aClosuresList;
   getSectionsLists( aNamesList, aTypesList, aClosuresList, false );
-  if ( aNamesList.IsNull() || theISection >= aNamesList->Extent() )
-    return false;
+  if ( aTypesList.IsNull() || theSectionIndex >= aTypesList->Extent() )
+    return SECTION_POLYLINE;
 
-  TDataStd_ListIteratorOfListOfByte aClosuresIter( aClosuresList->List() );
-  for ( int i = 0; aClosuresIter.More() && i != theISection; aClosuresIter.Next(), ++i );
+  TColStd_ListIteratorOfListOfInteger aTypesIter( aTypesList->List() );
+  for ( int i = 0; aTypesIter.More() && i != theSectionIndex; aTypesIter.Next(), ++i );
 
-  return aClosuresIter.More() ? (bool)aClosuresIter.Value() : false;
+  return aTypesIter.More() ? (SectionType)aTypesIter.Value() : SECTION_POLYLINE;
 }
 
-bool HYDROData_PolylineXY::setClosed( const int  theISection
-                                      const bool theIsClosed )
+void HYDROData_PolylineXY::SetSectionType( const int         theSectionIndex
+                                           const SectionType theSectionType )
 {
   Handle(TDataStd_ExtStringList) aNamesList;
   Handle(TDataStd_IntegerList) aTypesList;
   Handle(TDataStd_BooleanList) aClosuresList;
   getSectionsLists( aNamesList, aTypesList, aClosuresList, false );
-  if ( aNamesList.IsNull() || theISection >= aNamesList->Extent() )
-    return false;
+  if ( aTypesList.IsNull() || theSectionIndex >= aTypesList->Extent() )
+    return;
 
-  bool anIsOperation = myIsOperation;
-  if ( !anIsOperation )
-    startOperation();
-
-  TDataStd_ListOfByte anOldClosuresList;
-  anOldClosuresList = aClosuresList->List();
+  TColStd_ListOfInteger anOldTypesList;
+  anOldTypesList = aTypesList->List();
 
   // Refill the existing list
-  aClosuresList->Clear();
-
-  TDataStd_ListIteratorOfListOfByte aClosuresIter( anOldClosuresList );
-  for ( int i = 0; aClosuresIter.More(); aClosuresIter.Next(), ++i )
-    aClosuresList->Append( i == theISection ? theIsClosed : (bool)aClosuresIter.Value() );
-
-  if ( !anIsOperation )
-    commitOperation();
+  aTypesList->Clear();
 
-  return true;
+  TColStd_ListIteratorOfListOfInteger aTypesIter( anOldTypesList );
+  for ( int i = 0; aTypesIter.More(); aTypesIter.Next(), ++i )
+    aTypesList->Append( i == theSectionIndex ? theSectionType : aTypesIter.Value() );
 }
 
-std::string HYDROData_PolylineXY::getSectionName( const int theISection ) const
+bool HYDROData_PolylineXY::IsClosedSection( const int theSectionIndex ) const
 {
   Handle(TDataStd_ExtStringList) aNamesList;
   Handle(TDataStd_IntegerList) aTypesList;
   Handle(TDataStd_BooleanList) aClosuresList;
   getSectionsLists( aNamesList, aTypesList, aClosuresList, false );
-  if ( aNamesList.IsNull() || theISection >= aNamesList->Extent() )
-    return "";
-
-  TDataStd_ListIteratorOfListOfExtendedString aNamesIter( aNamesList->List() );
-  for ( int i = 0; aNamesIter.More() && i != theISection; aNamesIter.Next(), ++i );
+  if ( aClosuresList.IsNull() || theSectionIndex >= aClosuresList->Extent() )
+    return false;
 
-  TCollection_AsciiString aResName;
-  if ( aNamesIter.More() )
-    aResName = aNamesIter.Value();
+  TDataStd_ListIteratorOfListOfByte aClosuresIter( aClosuresList->List() );
+  for ( int i = 0; aClosuresIter.More() && i != theSectionIndex; aClosuresIter.Next(), ++i );
 
-  return aResName.ToCString();
+  return aClosuresIter.More() ? (bool)aClosuresIter.Value() : false;
 }
 
-bool HYDROData_PolylineXY::setSectionName( const int          theISection
-                                           const std::string& theName )
+void HYDROData_PolylineXY::SetSectionClosed( const int  theSectionIndex
+                                             const bool theIsClosed )
 {
   Handle(TDataStd_ExtStringList) aNamesList;
   Handle(TDataStd_IntegerList) aTypesList;
   Handle(TDataStd_BooleanList) aClosuresList;
   getSectionsLists( aNamesList, aTypesList, aClosuresList, false );
-  if ( aNamesList.IsNull() || theISection >= aNamesList->Extent() )
-    return false;
-
-  bool anIsOperation = myIsOperation;
-  if ( !anIsOperation )
-    startOperation();
+  if ( aClosuresList.IsNull() || theSectionIndex >= aClosuresList->Extent() )
+    return;
 
-  TDataStd_ListOfExtendedString anOldNamesList;
-  anOldNamesList = aNamesList->List();
+  TDataStd_ListOfByte anOldClosuresList;
+  anOldClosuresList = aClosuresList->List();
 
   // Refill the existing list
-  aNamesList->Clear();
-
-  TDataStd_ListIteratorOfListOfExtendedString aNamesIter( aNamesList->List() );
-  for ( int i = 0; aNamesIter.More(); aNamesIter.Next(), ++i )
-    aNamesList->Append( i == theISection ? theName.c_str() : aNamesIter.Value() );
-
-  if ( !anIsOperation )
-    commitOperation();
+  aClosuresList->Clear();
 
-  return true;
+  TDataStd_ListIteratorOfListOfByte aClosuresIter( anOldClosuresList );
+  for ( int i = 0; aClosuresIter.More(); aClosuresIter.Next(), ++i )
+    aClosuresList->Append( i == theSectionIndex ? theIsClosed : (bool)aClosuresIter.Value() );
 }
 
-CurveCreator::SectionType HYDROData_PolylineXY::getSectionType( const int theISection ) const
+void HYDROData_PolylineXY::GetSections( NCollection_Sequence<TCollection_AsciiString>& theSectNames,
+                                        NCollection_Sequence<SectionType>&             theSectTypes,
+                                        NCollection_Sequence<bool>&                    theSectClosures ) const
 {
+  theSectNames.Clear();
+  theSectTypes.Clear();
+  theSectClosures.Clear();
+
   Handle(TDataStd_ExtStringList) aNamesList;
   Handle(TDataStd_IntegerList) aTypesList;
   Handle(TDataStd_BooleanList) aClosuresList;
   getSectionsLists( aNamesList, aTypesList, aClosuresList, false );
-  if ( aNamesList.IsNull() || theISection >= aNamesList->Extent() )
-    return CurveCreator::Polyline;
+  if ( aNamesList.IsNull() || aTypesList.IsNull() || aClosuresList.IsNull() )
+    return;
 
+  TDataStd_ListIteratorOfListOfExtendedString aNamesIter( aNamesList->List() );
   TColStd_ListIteratorOfListOfInteger aTypesIter( aTypesList->List() );
-  for ( int i = 0; aTypesIter.More() && i != theISection; aTypesIter.Next(), ++i );
+  TDataStd_ListIteratorOfListOfByte aClosuresIter( aClosuresList->List() );
+  for ( ; aNamesIter.More() && aTypesIter.More() && aClosuresIter.More();
+          aNamesIter.Next(), aTypesIter.Next(), aClosuresIter.Next() )
+  {
+    const TCollection_ExtendedString& aSectName = aNamesIter.Value();
+    SectionType aSectType = (SectionType)aTypesIter.Value();
+    bool aSectClosures = aClosuresIter.Value();
 
-  return aTypesIter.More() ? (CurveCreator::SectionType)aTypesIter.Value() : CurveCreator::Polyline;
+    theSectNames.Append( aSectName );
+    theSectTypes.Append( aSectType );
+    theSectClosures.Append( aSectClosures );
+  }
 }
 
-bool HYDROData_PolylineXY::setSectionType( const int                       theISection, 
-                                           const CurveCreator::SectionType theType )
+void HYDROData_PolylineXY::RemoveSection( const int theSectionIndex )
 {
   Handle(TDataStd_ExtStringList) aNamesList;
-  Handle(TDataStd_IntegerList) aTypesList;
-  Handle(TDataStd_BooleanList) aClosuresList;
+  Handle(TDataStd_IntegerList)   aTypesList;
+  Handle(TDataStd_BooleanList)   aClosuresList;
   getSectionsLists( aNamesList, aTypesList, aClosuresList, false );
-  if ( aNamesList.IsNull() || theISection >= aNamesList->Extent() )
-    return false;
-
-  bool anIsOperation = myIsOperation;
-  if ( !anIsOperation )
-    startOperation();
-
-  TColStd_ListOfInteger anOldTypesList;
-  anOldTypesList = aTypesList->List();
-
-  // Refill the existing list
-  aTypesList->Clear();
+  if ( aNamesList.IsNull() || theSectionIndex >= aNamesList->Extent() )
+    return;
 
-  TColStd_ListIteratorOfListOfInteger aTypesIter( anOldTypesList );
-  for ( int i = 0; aTypesIter.More(); aTypesIter.Next(), ++i )
-    aTypesList->Append( i == theISection ? theType : aTypesIter.Value() );
-
-  if ( !anIsOperation )
-    commitOperation();
+  if ( aNamesList->Extent() == 1 )
+  {
+    removeSectionsLists();
+    removePointsLists();
+  }
+  else
+  {
+    TDataStd_ListOfExtendedString anOldNamesList;
+    anOldNamesList = aNamesList->List();
 
-  return true;
-}
+    TColStd_ListOfInteger anOldTypesList;
+    anOldTypesList = aTypesList->List();
 
-void addPointsToLists( const CurveCreator::Coordinates& theCoords,
-                       Handle(TDataStd_RealList)&       theListX,
-                       Handle(TDataStd_RealList)&       theListY,
-                       const bool                       theIsAppend )
-{
-  CurveCreator::Coordinates::const_iterator aBegIter = theCoords.begin();
-  CurveCreator::Coordinates::const_iterator anEndIter = theCoords.end();
-  while ( aBegIter != anEndIter )
-  {
-    const CurveCreator::TypeCoord& aCoordX = *aBegIter++;
-    if ( aBegIter == anEndIter )
-      break;
+    TDataStd_ListOfByte anOldClosuresList;
+    anOldClosuresList = aClosuresList->List();
 
-    const CurveCreator::TypeCoord& aCoordY = *aBegIter++;
+    // Refill the existing lists
+    aNamesList->Clear();
+    aTypesList->Clear();
+    aClosuresList->Clear();
 
-    if ( theIsAppend )
-    {
-      theListX->Append( aCoordX );
-      theListY->Append( aCoordY );
-    }
-    else
+    TDataStd_ListIteratorOfListOfExtendedString aNamesIter( anOldNamesList );
+    TColStd_ListIteratorOfListOfInteger aTypesIter( anOldTypesList );
+    TDataStd_ListIteratorOfListOfByte aClosuresIter( anOldClosuresList );
+    for ( int i = 0; aNamesIter.More() && aTypesIter.More() && aClosuresIter.More();
+                     aNamesIter.Next(), aTypesIter.Next(), aClosuresIter.Next(), ++i )
     {
-      theListX->Prepend( aCoordX );
-      theListY->Prepend( aCoordY );
+      if ( i == theSectionIndex )
+        continue; // skip index to remove
+
+      aNamesList->Append( aNamesIter.Value() );
+      aTypesList->Append( aTypesIter.Value() );
+      aClosuresList->Append( (bool)aClosuresIter.Value() );
     }
+
+    // Remove points that belongs to removed section
+    removePointsLists( theSectionIndex );
   }
 }
 
-bool HYDROData_PolylineXY::addPoints( const CurveCreator::Coordinates& theCoords,
-                                      const int                        theISection,
-                                      const int                        theIPnt )
+void HYDROData_PolylineXY::RemoveSections()
 {
-  bool anIsOperation = myIsOperation;
-  if ( !anIsOperation )
-    startOperation();
+  removeSectionsLists();
+  removePointsLists();
+}
 
+void HYDROData_PolylineXY::AddPoint( const int    theSectionIndex,
+                                     const Point& thePoint,
+                                     const int    thePointIndex )
+{
   Handle(TDataStd_RealList) aListX, aListY;
-  getPointsLists( theISection, aListX, aListY );
+  getPointsLists( theSectionIndex, aListX, aListY );
 
-  if ( theIPnt < 0 || theIPnt >= aListX->Extent() )
+  if ( thePointIndex < 0 || thePointIndex >= aListX->Extent() )
   {
-    addPointsToLists( theCoords, aListX, aListY, true );
+    aListX->Append( thePoint.X() );
+    aListY->Append( thePoint.Y() );
   }
   else
   {
@@ -495,51 +497,38 @@ bool HYDROData_PolylineXY::addPoints( const CurveCreator::Coordinates& theCoords
       double aCoordX = anIterX.Value();
       double aCoordY = anIterY.Value();
 
-      if ( i == theIPnt )
+      if ( i == thePointIndex )
       {
-        // Insert our new points
-        addPointsToLists( theCoords, aListX, aListY, true );
+        // Insert our new point
+        aListX->Append( thePoint.X() );
+        aListY->Append( thePoint.Y() );
       }
 
       aListX->Append( aCoordX );
       aListY->Append( aCoordY );
     }
   }
-
-  if ( !anIsOperation )
-    commitOperation();
-
-  return true;
 }
 
-bool HYDROData_PolylineXY::setPoint( const int                        theISection,
-                                     const int                        theIPnt,
-                                     const CurveCreator::Coordinates& theCoords )
+void HYDROData_PolylineXY::SetPoint( const int    theSectionIndex,
+                                     const Point& thePoint,
+                                     const int    thePointIndex )
 {
-  if ( theCoords.size() < 2 )
-    return false;
-
-  bool anIsOperation = myIsOperation;
-  if ( !anIsOperation )
-    startOperation();
-
   Handle(TDataStd_RealList) aListX, aListY;
-  getPointsLists( theISection, aListX, aListY );
+  getPointsLists( theSectionIndex, aListX, aListY );
 
-  if ( theIPnt < 0 )
+  if ( thePointIndex < 0 )
   {
-    addPointsToLists( theCoords, aListX, aListY, false );
+    aListX->Prepend( thePoint.X() );
+    aListY->Prepend( thePoint.Y() );
   }
-  else if ( theIPnt >= aListX->Extent() )
+  else if ( thePointIndex >= aListX->Extent() )
   {
-    addPointsToLists( theCoords, aListX, aListY, true );
+    aListX->Append( thePoint.X() );
+    aListY->Append( thePoint.Y() );
   }
   else
   {
-    CurveCreator::Coordinates::const_iterator aBegIter = theCoords.begin();
-    const CurveCreator::TypeCoord& aNewCoordX = *aBegIter++;
-    const CurveCreator::TypeCoord& aNewCoordY = *aBegIter++;
-
     TColStd_ListOfReal anOldListX;
     anOldListX = aListX->List();
 
@@ -557,39 +546,30 @@ bool HYDROData_PolylineXY::setPoint( const int                        theISectio
       double aCoordX = anIterX.Value();
       double aCoordY = anIterY.Value();
 
-      if ( i == theIPnt )
+      if ( i == thePointIndex )
       {
-        // Insert our new points instead of old one
-        aCoordX = aNewCoordX;
-        aCoordY = aNewCoordY;
+        // Insert our new point instead of old one
+        aCoordX = thePoint.X();
+        aCoordY = thePoint.Y();
       }
 
       aListX->Append( aCoordX );
       aListY->Append( aCoordY );
     }
   }
-
-  if ( !anIsOperation )
-    commitOperation();
-
-  return true;
 }
 
-bool HYDROData_PolylineXY::removePoint( const int theISection,
-                                        const int theIPnt )
+void HYDROData_PolylineXY::RemovePoint( const int theSectionIndex,
+                                        const int thePointIndex )
 {
   Handle(TDataStd_RealList) aListX, aListY;
-  getPointsLists( theISection, aListX, aListY, false );
+  getPointsLists( theSectionIndex, aListX, aListY, false );
   if ( aListX.IsNull() || aListY.IsNull() || aListX->IsEmpty() )
-    return false;
-
-  bool anIsOperation = myIsOperation;
-  if ( !anIsOperation )
-    startOperation();
+    return;
 
   if ( aListX->Extent() == 1 )
   {
-    removePointsLists( theISection );
+    removePointsLists( theSectionIndex );
   }
   else
   {
@@ -607,53 +587,81 @@ bool HYDROData_PolylineXY::removePoint( const int theISection,
     TColStd_ListIteratorOfListOfReal anIterY( anOldListY );
     for ( int i = 0; anIterX.More() && anIterY.More(); anIterX.Next(), anIterY.Next(), ++i )
     {
-      if ( i == theIPnt )
+      if ( i == thePointIndex )
         continue; // skip index to remove
 
       aListX->Append( anIterX.Value() );
       aListY->Append( anIterY.Value() );
     }
   }
+}
 
-  if ( !anIsOperation )
-    commitOperation();
+HYDROData_PolylineXY::PointsList HYDROData_PolylineXY::GetPoints( const int theSectionIndex ) const
+{
+  PointsList aResList;
 
-  return true;
+  Handle(TDataStd_RealList) aListX, aListY;
+  getPointsLists( theSectionIndex, aListX, aListY, false );
+  if ( aListX.IsNull() || aListY.IsNull() || aListX->IsEmpty() )
+    return aResList;
+
+  TColStd_ListIteratorOfListOfReal anIterX( aListX->List() );
+  TColStd_ListIteratorOfListOfReal anIterY( aListY->List() );
+  for ( ; anIterX.More() && anIterY.More(); anIterX.Next(), anIterY.Next() )
+  {
+    Point aPoint( anIterX.Value(), anIterY.Value() );
+    aResList.Append( aPoint );
+  }
+
+  return aResList;
 }
 
-CurveCreator::Coordinates HYDROData_PolylineXY::getPoints( const int theISection ) const
+QPainterPath HYDROData_PolylineXY::GetPainterPath() const
 {
-  CurveCreator::Coordinates aResList;
+  QPainterPath aPath;
+
+  NCollection_Sequence<TCollection_AsciiString>           aSectNames;
+  NCollection_Sequence<HYDROData_PolylineXY::SectionType> aSectTypes;
+  NCollection_Sequence<bool>                              aSectClosures;
+  GetSections( aSectNames, aSectTypes, aSectClosures );
+  if( aSectNames.IsEmpty() )
+    return aPath;
+
+  PointsList aSectPointsList = GetPoints( 0 );
+  if( aSectPointsList.IsEmpty() )
+    return aPath;
+
+  SectionType aSectionType = aSectTypes.Value( 1 );
+  bool anIsSectionClosed = aSectClosures.Value( 1 );
 
-  if ( theISection < 0 )
+  if ( aSectionType == SECTION_POLYLINE )
   {
-    int aNbSections = getNbSections();
-    for ( int i = 0; i < aNbSections; ++i )
+    aPath.moveTo( aSectPointsList.Value( 1 ).X(), aSectPointsList.Value( 1 ).Y() );
+
+    for( int i = 2, n = aSectPointsList.Size(); i <= n; ++i )
     {
-      CurveCreator::Coordinates aSectCoords = getPoints( i );
-      aResList.insert( aResList.end(), aSectCoords.begin(), aSectCoords.end());
+      const Point& aSectPoint = aSectPointsList.Value( i );
+
+      aPath.lineTo( aSectPoint.X(), aSectPoint.Y() );
     }
+
+    if( anIsSectionClosed )
+      aPath.closeSubpath();
   }
   else
   {
-    Handle(TDataStd_RealList) aListX, aListY;
-    getPointsLists( theISection, aListX, aListY, false );
-    if ( !aListX.IsNull() && !aListY.IsNull() )
+    QList<double> aPoints;
+    for( int i = 1, n = aSectPointsList.Size(); i <= n; ++i )
     {
-      TColStd_ListIteratorOfListOfReal anIterX( aListX->List() );
-      TColStd_ListIteratorOfListOfReal anIterY( aListY->List() );
-      for ( ; anIterX.More() && anIterY.More(); anIterX.Next(), anIterY.Next() )
-      {
-        const double& aCoordX = anIterX.Value();
-        const double& aCoordY = anIterY.Value();
-
-        aResList.push_back( aCoordX );
-        aResList.push_back( aCoordY );
-      }
+      const Point& aSectPoint = aSectPointsList.Value( i );
+      aPoints << aSectPoint.X() << aSectPoint.Y();
     }
+
+    HYDROData_BSplineOperation aBSpline( aPoints, 0, anIsSectionClosed );
+    aPath = aBSpline.ComputePath();
   }
 
-  return aResList;
+  return aPath;
 }