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 under
   6 // the terms of the GNU Lesser General Public License 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
  15 #include <BRepToIGES_BREntity.hxx>
  16 #include <BRepToIGESBRep_Entity.hxx>
  17 #include <Geom_Curve.hxx>
  18 #include <Geom_Surface.hxx>
  19 #include <GeomToIGES_GeomCurve.hxx>
  20 #include <GeomToIGES_GeomSurface.hxx>
  21 #include <IGESControl_ActorWrite.hxx>
  22 #include <IGESData_IGESEntity.hxx>
  23 #include <IGESData_IGESModel.hxx>
  24 #include <Interface_Macros.hxx>
  25 #include <Interface_Static.hxx>
  26 #include <Standard_Type.hxx>
  27 #include <Transfer_Binder.hxx>
  28 #include <Transfer_Finder.hxx>
  29 #include <Transfer_FinderProcess.hxx>
  30 #include <Transfer_SimpleBinderOfTransient.hxx>
  31 #include <Transfer_TransientMapper.hxx>
  32 #include <TransferBRep_ShapeMapper.hxx>
  33 #include <XSAlgo.hxx>
  34 #include <XSAlgo_AlgoContainer.hxx>
  35
  36 IGESControl_ActorWrite::IGESControl_ActorWrite ()  {  ModeTrans() = 0;  }
  37
  38 Standard_Boolean  IGESControl_ActorWrite::Recognize
  39   (const Handle(Transfer_Finder)& start)
  40 {
  41   DeclareAndCast(TransferBRep_ShapeMapper,shmap,start);
  42   if (!shmap.IsNull()) return Standard_True;
  43   DeclareAndCast(Transfer_TransientMapper,gemap,start);
  44   if (!gemap.IsNull()) {
  45     Handle(Standard_Transient) geom = gemap->Value();
  46     DeclareAndCast(Geom_Curve,Curve,geom);
  47     DeclareAndCast(Geom_Surface,Surf,geom);
  48     if (!Curve.IsNull() || !Surf.IsNull()) return Standard_True;
  49   }
  50   return Standard_False;
  51 }
  52
  53 Handle(Transfer_Binder)  IGESControl_ActorWrite::Transfer
  54   (const Handle(Transfer_Finder)& start,
  55    const Handle(Transfer_FinderProcess)& FP)
  56 {
  57   XSAlgo::AlgoContainer()->PrepareForTransfer();
  58
  59   DeclareAndCast(IGESData_IGESModel,modl,FP->Model());
  60   if (modl.IsNull()) return NullResult();
  61   if (themodetrans < 0 || themodetrans > 1) return NullResult();
  62   Handle(Standard_Transient) ent;
  63
  64   DeclareAndCast(TransferBRep_ShapeMapper,shmap,start);
  65   if (!shmap.IsNull()) {
  66     TopoDS_Shape shape = shmap->Value();
  67     if (shape.IsNull()) return NullResult();
  68 //  modified by NIZHNY-EAP Tue Aug 29 11:16:54 2000 ___BEGIN___
  69     Handle(Standard_Transient) info;
  70     Standard_Real Tol = Interface_Static::RVal("write.precision.val");
  71     Standard_Real maxTol = Interface_Static::RVal("read.maxprecision.val");
  72     shape = XSAlgo::AlgoContainer()->ProcessShape( shape, Tol, maxTol,
  73                                                    "write.iges.resource.name",
  74                                                    "write.iges.sequence", info,
  75                                                    FP->GetProgress() );
  76 //  modified by NIZHNY-EAP Tue Aug 29 11:17:01 2000 ___END___
  77
  78     BRepToIGES_BREntity   BR0; BR0.SetModel(modl);  BR0.SetTransferProcess(FP);
  79     BRepToIGESBRep_Entity BR1; BR1.SetModel(modl);  BR1.SetTransferProcess(FP);
  80
  81     if (themodetrans == 0) ent = BR0.TransferShape(shape);
  82     if (themodetrans == 1) ent = BR1.TransferShape(shape);
  83 //  modified by NIZHNY-EAP Tue Aug 29 11:37:18 2000 ___BEGIN___
  84     XSAlgo::AlgoContainer()->MergeTransferInfo(FP, info);
  85 //  modified by NIZHNY-EAP Tue Aug 29 11:37:25 2000 ___END___
  86     if (!ent.IsNull()) return TransientResult(ent);
  87   }
  88   DeclareAndCast(Transfer_TransientMapper,gemap,start);
  89   if (!gemap.IsNull()) {
  90     Handle(Standard_Transient) geom = gemap->Value();
  91     DeclareAndCast(Geom_Curve,Curve,geom);
  92     DeclareAndCast(Geom_Surface,Surf,geom);
  93
  94 //  On reconnait : Curve et Surface de Geom
  95 //   quid de Point; Geom2d ?
  96
  97 //  GeomToIGES_GeomPoint GP;
  98     GeomToIGES_GeomCurve GC;    GC.SetModel(modl);
  99     GeomToIGES_GeomSurface GS;  GS.SetModel(modl);
 100     if (!Curve.IsNull())
 101       ent = GC.TransferCurve(Curve,Curve->FirstParameter(),Curve->LastParameter())
 102 ;
 103     else if (!Surf.IsNull()) {
 104       Standard_Real U1,U2,V1,V2;
 105       Surf->Bounds(U1,U2,V1,V2);
 106       ent = GS.TransferSurface(Surf,U1,U2,V1,V2);
 107     }
 108     if (!ent.IsNull()) return TransientResult(ent);
 109   }
 110
 111   return NullResult();
 112 }