src/RWStepGeom/RWStepGeom_RWIntersectionCurve.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 <Interface_Check.hxx>
  16 #include <Interface_EntityIterator.hxx>
  17 #include <RWStepGeom_RWIntersectionCurve.hxx>
  18 #include <StepData_StepReaderData.hxx>
  19 #include <StepData_StepWriter.hxx>
  20 #include <StepGeom_IntersectionCurve.hxx>
  21 #include <StepGeom_PcurveOrSurface.hxx>
  22 #include <StepGeom_PreferredSurfaceCurveRepresentation.hxx>
  23
  24 // --- Enum : PreferredSurfaceCurveRepresentation ---
  25 static TCollection_AsciiString pscrPcurveS2(".PCURVE_S2.");
  26 static TCollection_AsciiString pscrPcurveS1(".PCURVE_S1.");
  27 static TCollection_AsciiString pscrCurve3d(".CURVE_3D.");
  28
  29 RWStepGeom_RWIntersectionCurve::RWStepGeom_RWIntersectionCurve () {}
  30
  31 void RWStepGeom_RWIntersectionCurve::ReadStep
  32         (const Handle(StepData_StepReaderData)& data,
  33          const Standard_Integer num,
  34          Handle(Interface_Check)& ach,
  35          const Handle(StepGeom_IntersectionCurve)& ent) const
  36 {
  37
  38
  39         // --- Number of Parameter Control ---
  40
  41         if (!data->CheckNbParams(num,4,ach,"intersection_curve")) return;
  42
  43         // --- inherited field : name ---
  44
  45         Handle(TCollection_HAsciiString) aName;
  46         //szv#4:S4163:12Mar99 `Standard_Boolean stat1 =` not needed
  47         data->ReadString (num,1,"name",ach,aName);
  48
  49         // --- inherited field : curve3d ---
  50
  51         Handle(StepGeom_Curve) aCurve3d;
  52         //szv#4:S4163:12Mar99 `Standard_Boolean stat2 =` not needed
  53         data->ReadEntity(num, 2,"curve_3d", ach, STANDARD_TYPE(StepGeom_Curve), aCurve3d);
  54
  55         // --- inherited field : associatedGeometry ---
  56
  57         Handle(StepGeom_HArray1OfPcurveOrSurface) aAssociatedGeometry;
  58         StepGeom_PcurveOrSurface aAssociatedGeometryItem;
  59         Standard_Integer nsub3;
  60         if (data->ReadSubList (num,3,"associated_geometry",ach,nsub3)) {
  61           Standard_Integer nb3 = data->NbParams(nsub3);
  62           aAssociatedGeometry = new StepGeom_HArray1OfPcurveOrSurface (1, nb3);
  63           for (Standard_Integer i3 = 1; i3 <= nb3; i3 ++) {
  64             //szv#4:S4163:12Mar99 `Standard_Boolean stat3 =` not needed
  65             if (data->ReadEntity (nsub3,i3,"associated_geometry",ach,aAssociatedGeometryItem))
  66               aAssociatedGeometry->SetValue(i3,aAssociatedGeometryItem);
  67           }
  68         }
  69
  70         // --- inherited field : masterRepresentation ---
  71
  72         StepGeom_PreferredSurfaceCurveRepresentation aMasterRepresentation = StepGeom_pscrCurve3d;
  73         if (data->ParamType(num,4) == Interface_ParamEnum) {
  74           Standard_CString text = data->ParamCValue(num,4);
  75           if      (pscrPcurveS2.IsEqual(text)) aMasterRepresentation = StepGeom_pscrPcurveS2;
  76           else if (pscrPcurveS1.IsEqual(text)) aMasterRepresentation = StepGeom_pscrPcurveS1;
  77           else if (pscrCurve3d.IsEqual(text)) aMasterRepresentation = StepGeom_pscrCurve3d;
  78           else ach->AddFail("Enumeration preferred_surface_curve_representation has not an allowed value");
  79         }
  80         else ach->AddFail("Parameter #4 (master_representation) is not an enumeration");
  81
  82         //--- Initialisation of the read entity ---
  83
  84
  85         ent->Init(aName, aCurve3d, aAssociatedGeometry, aMasterRepresentation);
  86 }
  87
  88
  89 void RWStepGeom_RWIntersectionCurve::WriteStep
  90         (StepData_StepWriter& SW,
  91          const Handle(StepGeom_IntersectionCurve)& ent) const
  92 {
  93
  94         // --- inherited field name ---
  95
  96         SW.Send(ent->Name());
  97
  98         // --- inherited field curve3d ---
  99
 100         SW.Send(ent->Curve3d());
 101
 102         // --- inherited field associatedGeometry ---
 103
 104         SW.OpenSub();
 105         for (Standard_Integer i3 = 1;  i3 <= ent->NbAssociatedGeometry();  i3 ++) {
 106           SW.Send(ent->AssociatedGeometryValue(i3).Value());
 107         }
 108         SW.CloseSub();
 109
 110         // --- inherited field masterRepresentation ---
 111
 112         switch(ent->MasterRepresentation()) {
 113           case StepGeom_pscrPcurveS2 : SW.SendEnum (pscrPcurveS2); break;
 114           case StepGeom_pscrPcurveS1 : SW.SendEnum (pscrPcurveS1); break;
 115           case StepGeom_pscrCurve3d : SW.SendEnum (pscrCurve3d); break;
 116         }
 117 }
 118
 119
 120 void RWStepGeom_RWIntersectionCurve::Share(const Handle(StepGeom_IntersectionCurve)& ent, Interface_EntityIterator& iter) const
 121 {
 122
 123         iter.GetOneItem(ent->Curve3d());
 124
 125
 126         Standard_Integer nbElem2 = ent->NbAssociatedGeometry();
 127         for (Standard_Integer is2=1; is2<=nbElem2; is2 ++) {
 128           iter.GetOneItem(ent->AssociatedGeometryValue(is2).Value());
 129         }
 130
 131 }
 132