src/ShapePersistent/ShapePersistent_TopoDS.cxx

   1 // Copyright (c) 2015 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 #include <ShapePersistent_TopoDS.hxx>
  15
  16 #include <BRep_Builder.hxx>
  17
  18
  19 enum
  20 {
  21   ModifiedMask   = 2,
  22   CheckedMask    = 4,
  23   OrientableMask = 8,
  24   ClosedMask     = 16,
  25   InfiniteMask   = 32,
  26   ConvexMask     = 64
  27 };
  28
  29
  30 //=======================================================================
  31 //function : Read
  32 //purpose  : Read persistent data from a file
  33 //=======================================================================
  34 void ShapePersistent_TopoDS::HShape::Read (StdObjMgt_ReadData& theReadData)
  35 {
  36   theReadData >> myEntry;
  37   StdObject_Shape::read (theReadData);
  38 }
  39
  40 void ShapePersistent_TopoDS::pTBase::setFlags
  41   (const Handle(TopoDS_TShape)& theTShape) const
  42 {
  43   theTShape->Free       (Standard_False); // Always frozen when coming from DB
  44   theTShape->Modified   ((myFlags & ModifiedMask)   != 0);
  45   theTShape->Checked    ((myFlags & CheckedMask)    != 0);
  46   theTShape->Orientable ((myFlags & OrientableMask) != 0);
  47   theTShape->Closed     ((myFlags & ClosedMask)     != 0);
  48   theTShape->Infinite   ((myFlags & InfiniteMask)   != 0);
  49   theTShape->Convex     ((myFlags & ConvexMask)     != 0);
  50 }
  51
  52 static inline void AddShape
  53   (TopoDS_Shape& theParent, const Handle(StdObjMgt_Persistent)& theRef)
  54 {
  55   Handle(ShapePersistent_TopoDS::HShape) aShape =
  56     Handle(ShapePersistent_TopoDS::HShape)::DownCast (theRef);
  57
  58   if (aShape)
  59     BRep_Builder().Add (theParent, aShape->Import());
  60 }
  61
  62 static inline void AddShape
  63   (TopoDS_Shape& theParent, const StdObject_Shape& theShape)
  64 {
  65   BRep_Builder().Add (theParent, theShape.Import());
  66 }
  67
  68 template <class ShapesArray>
  69 void ShapePersistent_TopoDS::pTBase::addShapesT
  70   (TopoDS_Shape& theParent) const
  71 {
  72   Handle(ShapesArray) aShapes = Handle(ShapesArray)::DownCast (myShapes);
  73   if (aShapes)
  74   {
  75     typename ShapesArray::Iterator anIter (*aShapes->Array());
  76     for (; anIter.More(); anIter.Next())
  77       AddShape (theParent, anIter.Value());
  78   }
  79 }
  80
  81 template void ShapePersistent_TopoDS::pTBase::addShapesT
  82   <StdLPersistent_HArray1::Persistent> (TopoDS_Shape& theParent) const;
  83
  84 template void ShapePersistent_TopoDS::pTBase::addShapesT
  85   <StdPersistent_HArray1::Shape1> (TopoDS_Shape& theParent) const;
  86
  87 template <class Target>
  88 Handle(TopoDS_TShape)
  89   ShapePersistent_TopoDS::pTSimple<Target>::createTShape() const
  90     { return new Target; }
  91
  92 template class ShapePersistent_TopoDS::pTSimple<TopoDS_TWire>;
  93 template class ShapePersistent_TopoDS::pTSimple<TopoDS_TShell>;
  94 template class ShapePersistent_TopoDS::pTSimple<TopoDS_TSolid>;
  95 template class ShapePersistent_TopoDS::pTSimple<TopoDS_TCompSolid>;
  96 template class ShapePersistent_TopoDS::pTSimple<TopoDS_TCompound>;