src/HYDROData/HYDROData_Iterator.cxx

   1
   2 #include "HYDROData_Iterator.h"
   3
   4 #include "HYDROData_AltitudeObject.h"
   5 #include "HYDROData_Bathymetry.h"
   6 #include "HYDROData_CalculationCase.h"
   7 #include "HYDROData_Channel.h"
   8 #include "HYDROData_Confluence.h"
   9 #include "HYDROData_DummyObject3D.h"
  10 #include "HYDROData_Digue.h"
  11 #include "HYDROData_ShapesGroup.h"
  12 #include "HYDROData_Image.h"
  13 #include "HYDROData_ImmersibleZone.h"
  14 #include "HYDROData_Obstacle.h"
  15 #include "HYDROData_ObstacleAltitude.h"
  16 #include "HYDROData_Polyline3D.h"
  17 #include "HYDROData_PolylineXY.h"
  18 #include "HYDROData_Profile.h"
  19 #include "HYDROData_ProfileUZ.h"
  20 #include "HYDROData_VisualState.h"
  21 #include "HYDROData_Region.h"
  22 #include "HYDROData_River.h"
  23 #include "HYDROData_SplittedShapesGroup.h"
  24 #include "HYDROData_Stream.h"
  25 #include "HYDROData_StreamAltitude.h"
  26 #include "HYDROData_Zone.h"
  27
  28 #include <TDataStd_Name.hxx>
  29 #include <TDataStd_NamedData.hxx>
  30
  31 #include <NCollection_DataMap.hxx>
  32
  33 //! Returns label by root objects kind and the kind of the object
  34 static TDF_Label GetLabelByKind(TDF_Label theRoot, ObjectKind theKind)
  35 {
  36   if (theKind == KIND_UNKNOWN) return theRoot;
  37   return theRoot.FindChild(theKind);
  38 }
  39
  40 HYDROData_Iterator::HYDROData_Iterator( const Handle(HYDROData_Document)& theDoc,
  41                                         const ObjectKind                  theKind )
  42 : myIter( GetLabelByKind( theDoc->LabelOfObjects(), theKind ),
  43           TDataStd_Name::GetID(), theKind == KIND_UNKNOWN ) // iterate all sub-objects for unknown kind
  44 {
  45 }
  46
  47 void HYDROData_Iterator::Next()
  48 {
  49   myIter.Next();
  50   // omit the properties iteration in case of UNKNOWN kind filtering
  51   while ( myIter.More() && myIter.Value()->Label().Depth() < 4 )
  52     myIter.Next();
  53 }
  54
  55 bool HYDROData_Iterator::More() const
  56 {
  57   return myIter.More();
  58 }
  59
  60 Handle(HYDROData_Entity) HYDROData_Iterator::Current()
  61 {
  62   return Object(myIter.Value()->Label());
  63 }
  64
  65 Handle(HYDROData_Entity) HYDROData_Iterator::CreateObject(
  66   const Handle(HYDROData_Document)& theDoc,
  67   const ObjectKind&                 theObjectKind )
  68 {
  69   TDF_Label aNewLab =
  70     GetLabelByKind( theDoc->LabelOfObjects(), theObjectKind ).FindChild( theDoc->NewID() );
  71   return CreateObject( aNewLab, theObjectKind );
  72 }
  73
  74 Handle(HYDROData_Entity) HYDROData_Iterator::CreateObject( TDF_Label&        theNewLabel,
  75                                                            const ObjectKind& theObjectKind )
  76 {
  77   // Object exists if there is a name attribute
  78   TDataStd_Name::Set( theNewLabel, "" );
  79
  80   // Store the type of object in data label
  81   TDataStd_NamedData::Set( theNewLabel );
  82
  83   Handle(TDataStd_NamedData) aNamedData;
  84   theNewLabel.FindAttribute( TDataStd_NamedData::GetID(), aNamedData );
  85   aNamedData->SetInteger( "ObjectKind", theObjectKind );
  86
  87   return Object( theNewLabel );
  88 }
  89
  90 Handle(HYDROData_Entity) HYDROData_Iterator::Object( const TDF_Label& theLabel )
  91 {
  92   Handle(HYDROData_Entity) aResult;
  93
  94   // If label has no name attribute it mean that this is not object or
  95   // this object has been removed from document
  96   Handle(TDataStd_Name) aNameAtt;
  97   if ( !theLabel.FindAttribute( TDataStd_Name::GetID(), aNameAtt ) )
  98     return aResult;
  99
 100   ObjectKind aKind = KIND_UNKNOWN;
 101
 102   // Retrieve the type of object from label
 103   Handle(TDataStd_NamedData) aNamedData;
 104   if ( theLabel.FindAttribute( TDataStd_NamedData::GetID(), aNamedData ) )
 105     aKind = aNamedData->GetInteger( "ObjectKind" );
 106
 107   if ( aKind == KIND_UNKNOWN )
 108     aKind = theLabel.Father().Tag(); // Try to get type from father label
 109
 110   switch( aKind )
 111   {
 112     case KIND_IMAGE:              aResult = new HYDROData_Image();                break;
 113     case KIND_POLYLINE:           aResult = new HYDROData_Polyline3D();           break;
 114     case KIND_BATHYMETRY:         aResult = new HYDROData_Bathymetry();           break;
 115     case KIND_ALTITUDE:           aResult = new HYDROData_AltitudeObject();       break;
 116     case KIND_IMMERSIBLE_ZONE:    aResult = new HYDROData_ImmersibleZone();       break;
 117     case KIND_RIVER:              aResult = new HYDROData_River();                break;
 118     case KIND_STREAM:             aResult = new HYDROData_Stream();               break;
 119     case KIND_CONFLUENCE:         aResult = new HYDROData_Confluence();           break;
 120     case KIND_CHANNEL:            aResult = new HYDROData_Channel();              break;
 121     case KIND_OBSTACLE:           aResult = new HYDROData_Obstacle();             break;
 122     case KIND_DIGUE:              aResult = new HYDROData_Digue();                break;
 123     case KIND_PROFILE:            aResult = new HYDROData_Profile();              break;
 124     case KIND_PROFILEUZ:          aResult = new HYDROData_ProfileUZ();            break;
 125     case KIND_POLYLINEXY:         aResult = new HYDROData_PolylineXY();           break;
 126     case KIND_CALCULATION:        aResult = new HYDROData_CalculationCase();      break;
 127     case KIND_REGION:             aResult = new HYDROData_Region();               break;
 128     case KIND_ZONE:               aResult = new HYDROData_Zone();                 break;
 129     case KIND_VISUAL_STATE:       aResult = new HYDROData_VisualState();          break;
 130     case KIND_DUMMY_3D:           aResult = new HYDROData_DummyObject3D();        break;
 131     case KIND_SHAPES_GROUP:       aResult = new HYDROData_ShapesGroup();          break;
 132     case KIND_SPLITTED_GROUP:     aResult = new HYDROData_SplittedShapesGroup();  break;
 133     case KIND_STREAM_ALTITUDE:    aResult = new HYDROData_StreamAltitude();       break;
 134     case KIND_OBSTACLE_ALTITUDE:  aResult = new HYDROData_ObstacleAltitude();     break;
 135     default:                                                                      break;
 136   }
 137
 138   if ( !aResult.IsNull() )
 139     aResult->SetLabel( theLabel );
 140
 141   return aResult;
 142 }