src/HYDROData/HYDROData_IPolyline.cxx

   1
   2 #include "HYDROData_IPolyline.h"
   3
   4 #include <gp_XY.hxx>
   5
   6 #include <TDataStd_RealList.hxx>
   7
   8 IMPLEMENT_STANDARD_HANDLE(HYDROData_IPolyline, HYDROData_Entity)
   9 IMPLEMENT_STANDARD_RTTIEXT(HYDROData_IPolyline, HYDROData_Entity)
  10
  11 HYDROData_IPolyline::HYDROData_IPolyline()
  12 : HYDROData_Entity()
  13 {
  14 }
  15
  16 HYDROData_IPolyline::~HYDROData_IPolyline()
  17 {
  18 }
  19
  20 int HYDROData_IPolyline::NbPoints( const int theSectionIndex ) const
  21 {
  22   return GetPoints( theSectionIndex ).Length();
  23 }
  24
  25 void HYDROData_IPolyline::getPointsLists( const int                  theSectionIndex,
  26                                           Handle(TDataStd_RealList)& theListX,
  27                                           Handle(TDataStd_RealList)& theListY,
  28                                           const bool                 theIsCreate ) const
  29 {
  30   theListX.Nullify();
  31   theListY.Nullify();
  32
  33   TDF_Label aLabel = myLab.FindChild( DataTag_Points, theIsCreate );
  34   if ( aLabel.IsNull() )
  35     return;
  36
  37   TDF_Label aSectLabel = aLabel.FindChild( theSectionIndex, theIsCreate );
  38   if ( aSectLabel.IsNull() )
  39     return;
  40
  41   TDF_Label aLabelX = aSectLabel.FindChild( 0, theIsCreate );
  42   if ( !aLabelX.IsNull() )
  43   {
  44     if ( !aLabelX.FindAttribute( TDataStd_RealList::GetID(), theListX ) && theIsCreate )
  45       theListX = TDataStd_RealList::Set( aLabelX );
  46   }
  47
  48   TDF_Label aLabelY = aSectLabel.FindChild( 1, theIsCreate );
  49   if ( !aLabelY.IsNull() )
  50   {
  51     if ( !aLabelY.FindAttribute( TDataStd_RealList::GetID(), theListY ) && theIsCreate )
  52       theListY = TDataStd_RealList::Set( aLabelY );
  53   }
  54 }
  55
  56 void HYDROData_IPolyline::removePointsLists( const int theSectionIndex ) const
  57 {
  58   TDF_Label aLabel = myLab.FindChild( DataTag_Points, false );
  59   if ( aLabel.IsNull() )
  60     return;
  61
  62   TDF_Label aSectLabel = aLabel.FindChild( theSectionIndex, false );
  63   if ( !aSectLabel.IsNull() )
  64     aSectLabel.ForgetAllAttributes();
  65 }