src/IGESControl/IGESControl_ActorWrite.cxx

   1 // Copyright (c) 1999-2014 OPEN CASCADE SAS
   2 //
   3 // This file is part of Open CASCADE Technology software library.
   4 //
   5 // This library is free software; you can redistribute it and / or modify it
   6 // under the terms of the GNU Lesser General Public version 2.1 as published
   7 // by the Free Software Foundation, with special exception defined in the file
   8 // OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
   9 // distribution for complete text of the license and disclaimer of any warranty.
  10 //
  11 // Alternatively, this file may be used under the terms of Open CASCADE
  12 // commercial license or contractual agreement.
  13
  14 #include <IGESControl_ActorWrite.ixx>
  15 #include <TransferBRep_ShapeMapper.hxx>
  16 #include <Interface_Macros.hxx>
  17 #include <IGESData_IGESModel.hxx>
  18
  19 #include <BRepToIGES_BREntity.hxx>
  20 #include <BRepToIGESBRep_Entity.hxx>
  21
  22 #include <Transfer_TransientMapper.hxx>
  23 #include <Geom_Curve.hxx>
  24 #include <Geom_Surface.hxx>
  25 #include <GeomToIGES_GeomCurve.hxx>
  26 #include <GeomToIGES_GeomSurface.hxx>
  27 #include <XSAlgo.hxx>
  28 #include <XSAlgo_AlgoContainer.hxx>
  29 #include <Interface_Static.hxx>
  30
  31 IGESControl_ActorWrite::IGESControl_ActorWrite ()  {  ModeTrans() = 0;  }
  32
  33 Standard_Boolean  IGESControl_ActorWrite::Recognize
  34   (const Handle(Transfer_Finder)& start)
  35 {
  36   DeclareAndCast(TransferBRep_ShapeMapper,shmap,start);
  37   if (!shmap.IsNull()) return Standard_True;
  38   DeclareAndCast(Transfer_TransientMapper,gemap,start);
  39   if (!gemap.IsNull()) {
  40     Handle(Standard_Transient) geom = gemap->Value();
  41     DeclareAndCast(Geom_Curve,Curve,geom);
  42     DeclareAndCast(Geom_Surface,Surf,geom);
  43     if (!Curve.IsNull() || !Surf.IsNull()) return Standard_True;
  44   }
  45   return Standard_False;
  46 }
  47
  48 Handle(Transfer_Binder)  IGESControl_ActorWrite::Transfer
  49   (const Handle(Transfer_Finder)& start,
  50    const Handle(Transfer_FinderProcess)& FP)
  51 {
  52   XSAlgo::AlgoContainer()->PrepareForTransfer();
  53
  54   DeclareAndCast(IGESData_IGESModel,modl,FP->Model());
  55   if (modl.IsNull()) return NullResult();
  56   if (themodetrans < 0 || themodetrans > 1) return NullResult();
  57   Handle(Standard_Transient) ent;
  58
  59   DeclareAndCast(TransferBRep_ShapeMapper,shmap,start);
  60   if (!shmap.IsNull()) {
  61     TopoDS_Shape shape = shmap->Value();
  62     if (shape.IsNull()) return NullResult();
  63 //  modified by NIZHNY-EAP Tue Aug 29 11:16:54 2000 ___BEGIN___
  64     Handle(Standard_Transient) info;
  65     Standard_Real Tol = Interface_Static::RVal("write.precision.val");
  66     Standard_Real maxTol = Interface_Static::RVal("read.maxprecision.val");
  67     shape = XSAlgo::AlgoContainer()->ProcessShape( shape, Tol, maxTol,
  68                                                    "write.iges.resource.name",
  69                                                    "write.iges.sequence", info,
  70                                                    FP->GetProgress() );
  71 //  modified by NIZHNY-EAP Tue Aug 29 11:17:01 2000 ___END___
  72
  73     BRepToIGES_BREntity   BR0; BR0.SetModel(modl);  BR0.SetTransferProcess(FP);
  74     BRepToIGESBRep_Entity BR1; BR1.SetModel(modl);  BR1.SetTransferProcess(FP);
  75
  76     if (themodetrans == 0) ent = BR0.TransferShape(shape);
  77     if (themodetrans == 1) ent = BR1.TransferShape(shape);
  78 //  modified by NIZHNY-EAP Tue Aug 29 11:37:18 2000 ___BEGIN___
  79     XSAlgo::AlgoContainer()->MergeTransferInfo(FP, info);
  80 //  modified by NIZHNY-EAP Tue Aug 29 11:37:25 2000 ___END___
  81     if (!ent.IsNull()) return TransientResult(ent);
  82   }
  83   DeclareAndCast(Transfer_TransientMapper,gemap,start);
  84   if (!gemap.IsNull()) {
  85     Handle(Standard_Transient) geom = gemap->Value();
  86     DeclareAndCast(Geom_Curve,Curve,geom);
  87     DeclareAndCast(Geom_Surface,Surf,geom);
  88
  89 //  On reconnait : Curve et Surface de Geom
  90 //   quid de Point; Geom2d ?
  91
  92 //  GeomToIGES_GeomPoint GP;
  93     GeomToIGES_GeomCurve GC;    GC.SetModel(modl);
  94     GeomToIGES_GeomSurface GS;  GS.SetModel(modl);
  95     if (!Curve.IsNull())
  96       ent = GC.TransferCurve(Curve,Curve->FirstParameter(),Curve->LastParameter())
  97 ;
  98     else if (!Surf.IsNull()) {
  99       Standard_Real U1,U2,V1,V2;
 100       Surf->Bounds(U1,U2,V1,V2);
 101       ent = GS.TransferSurface(Surf,U1,U2,V1,V2);
 102     }
 103     if (!ent.IsNull()) return TransientResult(ent);
 104   }
 105
 106   return NullResult();
 107 }