- double aCoeff = 0;
- Handle(HYDROData_Document) aDocument = HYDROData_Document::Document( myLab );
- if ( !aDocument.IsNull() )
- aCoeff = aDocument->GetDefaultStricklerCoefficient();
-
- Handle(HYDROData_LandCover) aLandCover;
- Handle(HYDROData_Zone) aZone = GetZoneFromPoint( thePoint, Standard_True );
- if ( !aZone.IsNull() )
- {
- HYDROData_SequenceOfObjects anObjList = aZone->GetObjects();
- if ( anObjList.Length() == 1 )
- aLandCover = Handle(HYDROData_LandCover)::DownCast( anObjList.First() );
- else
- aLandCover = Handle(HYDROData_LandCover)::DownCast( aZone->GetMergeObject() );
- }
-
- if ( !aLandCover.IsNull() )
- {
- QString aType = aLandCover->GetStricklerType();
- Handle(HYDROData_StricklerTable) aTable = GetStricklerTable();
- if ( !aTable.IsNull() )
- {
- if ( aTable->GetTypes().contains( aType ) )
- aCoeff = aTable->Get( aType, aCoeff );
- }
- }
-
- return aCoeff;