-#include <TopoDS_Compound.hxx>
-#include <BRep_Builder.hxx>
-#include <BRepBuilderAPI_MakeVertex.hxx>
-#include <BRepBuilderAPI_MakeEdge.hxx>
-//#define USE_COMPOUND
-std::vector<Handle_AIS_InteractiveObject> CurveCreator_Curve::constructSection( int theISection ) const
-{
- std::vector<Handle_AIS_InteractiveObject> aSectionRepresentation;
-
- CurveCreator::SectionType aSectType = getSectionType( theISection );
- int aPointSize = getNbPoints( theISection );
- bool aSectIsClosed = isClosed( theISection );
- if( aSectType == CurveCreator::Polyline )
- {
-#ifdef USE_COMPOUND
- BRep_Builder aBuilder;
- TopoDS_Compound aComp;
- aBuilder.MakeCompound(aComp);
-
- int iPoint = 0;
- gp_Pnt aPrevPoint, aPoint;
- if ( aPointSize == 1 ) {
- getPoint( theISection, iPoint, aPrevPoint );
- TopoDS_Vertex aVertex = BRepBuilderAPI_MakeVertex( aPrevPoint ).Vertex();
- aBuilder.Add( aComp, aVertex );
- }
- else if ( aPointSize > 1 ) {
- TopoDS_Edge aPointEdge;
- TopoDS_Vertex aVertex;
- getPoint( theISection, iPoint, aPrevPoint );
- aVertex = BRepBuilderAPI_MakeVertex( aPrevPoint ).Vertex();
- aBuilder.Add( aComp, aVertex );
- iPoint++;
- for( ; iPoint < aPointSize; iPoint++ ) {
- getPoint( theISection, iPoint, aPoint );
- aVertex = BRepBuilderAPI_MakeVertex( aPoint ).Vertex();
- aBuilder.Add( aComp, aVertex );
- aPointEdge = BRepBuilderAPI_MakeEdge( aPrevPoint, aPoint ).Edge();
- aBuilder.Add( aComp, aPointEdge );
- aPrevPoint = aPoint;
- }
- if( isClosed( theISection ) && ( aPointSize > 2 ) ) {
- getPoint( theISection, 0, aPoint );
- aVertex = BRepBuilderAPI_MakeVertex( aPoint ).Vertex();
- aBuilder.Add( aComp, aVertex );
- aPointEdge = BRepBuilderAPI_MakeEdge( aPrevPoint, aPoint ).Edge();
- aBuilder.Add( aComp, aPointEdge );
- }
- AIS_Shape* aShape = new AIS_Shape( aComp );
- //aShape->SetSelectionMode( AIS_Shape::SelectionMode( (TopAbs_ShapeEnum)TopAbs_VERTEX ) );
- aSectionRepresentation.push_back( aShape );
- }
-#else
- int iPoint = 0;
- for( ; iPoint < ( aPointSize - 1 ) ; iPoint++ ){
- Handle_AIS_Point anAISPnt = getAISPoint(theISection, iPoint);
- aSectionRepresentation.push_back( anAISPnt );
- Handle_AIS_Line aLine = getAISLine( theISection, iPoint, iPoint+1 );
- aSectionRepresentation.push_back( aLine );
- }
- if( aPointSize != 0 ){
- Handle_AIS_Point anAISPnt = getAISPoint(theISection, iPoint);
- aSectionRepresentation.push_back( anAISPnt );
- if( isClosed(theISection) && ( aPointSize > 1 ) ){
- Handle_AIS_Line aLine = getAISLine( theISection, iPoint, 0 );
- aSectionRepresentation.push_back( aLine );
- }
- }
-#endif
- }
- else if( aSectType == CurveCreator::Spline )
- {
-#ifdef USE_COMPOUND
-
-#else
- std::vector<double> aPoints;
- for( int iPoint = 0; iPoint < aPointSize; iPoint++ )
- {
- Handle_AIS_Point anAISPnt = getAISPoint( theISection, iPoint );
- aSectionRepresentation.push_back( anAISPnt );
-
- CurveCreator::Coordinates aCoords = getPoint( theISection, iPoint );
- double aX = aCoords[0];
- double aY = aCoords[1];
- double aZ = aCoords[2];
- aPoints.push_back( aX );
- aPoints.push_back( aY );
- }
-
- if( aPointSize > 1 )
- {
- Handle(Geom_BSplineCurve) aBSplineCurve;
- // fill array for algorithm by the received coordinates
- int aLen = aPoints.size() / 2;
- Handle(TColgp_HArray1OfPnt) aHCurvePoints = new TColgp_HArray1OfPnt (1, aLen);
- std::vector<double>::const_iterator aListIter = aPoints.begin();
- for (int ind = 1; ind <= aLen; ind++) {
- gp_Pnt aPnt(gp::Origin());
- aPnt.SetX(*aListIter);
- aListIter++;
- aPnt.SetY(*aListIter);
- aListIter++;
- aPnt.SetZ(0);
- aHCurvePoints->SetValue(ind, aPnt);
- }
- // compute BSpline
- GeomAPI_Interpolate aGBC(aHCurvePoints, aSectIsClosed, gp::Resolution());
- aGBC.Perform();
- if (aGBC.IsDone()) {
- aBSplineCurve = aGBC.Curve();
- }
- TopoDS_Edge anEdge = BRepBuilderAPI_MakeEdge( aBSplineCurve ).Edge();
-
- TopoDS_Wire aWire = BRepBuilderAPI_MakeWire( anEdge ).Wire();
-
- Handle(AIS_Shape) aShape = new AIS_Shape( aWire );
- aSectionRepresentation.push_back( aShape );
- }
-#endif
- }
- return aSectionRepresentation;
-}
-