src/RWStepShape/RWStepShape_RWToleranceValue.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_EntityIterator.hxx>
  16 #include <RWStepShape_RWToleranceValue.hxx>
  17 #include <StepBasic_MeasureWithUnit.hxx>
  18 #include <StepData_StepReaderData.hxx>
  19 #include <StepData_StepWriter.hxx>
  20 #include <StepShape_ToleranceValue.hxx>
  21 #include <StepRepr_MeasureRepresentationItem.hxx>
  22 #include <StepRepr_ReprItemAndMeasureWithUnit.hxx>
  23
  24 RWStepShape_RWToleranceValue::RWStepShape_RWToleranceValue () {}
  25
  26 void RWStepShape_RWToleranceValue::ReadStep
  27         (const Handle(StepData_StepReaderData)& data,
  28          const Standard_Integer num,
  29          Handle(Interface_Check)& ach,
  30          const Handle(StepShape_ToleranceValue)& ent) const
  31 {
  32         // --- Number of Parameter Control ---
  33
  34         if (!data->CheckNbParams(num,2,ach,"tolerance_value")) return;
  35
  36         // --- own field : lower_bound ---
  37
  38         Handle(Standard_Transient) LB;
  39         if(!data->ReadEntity (num,1,"lower_bound",ach,
  40                           STANDARD_TYPE(StepBasic_MeasureWithUnit),LB))
  41   {
  42     Handle(StepRepr_MeasureRepresentationItem) aMSR;
  43     Handle(StepRepr_ReprItemAndMeasureWithUnit) aRIMU;
  44
  45     if(data->ReadEntity (num,1,"lower_bound",ach,
  46                           STANDARD_TYPE(StepRepr_MeasureRepresentationItem),aMSR) ||
  47       data->ReadEntity (num,1,"lower_bound",ach,STANDARD_TYPE(StepRepr_ReprItemAndMeasureWithUnit), aRIMU))
  48     {
  49       if(!aMSR.IsNull())
  50         LB = aMSR;
  51        else if(!aRIMU.IsNull())
  52         LB = aRIMU;
  53     }
  54   }
  55
  56         // --- own field : upper_bound ---
  57
  58         Handle(Standard_Transient) UB;
  59         if(!data->ReadEntity (num,2,"upper_bound",ach,
  60                           STANDARD_TYPE(StepBasic_MeasureWithUnit),UB))
  61   {
  62      Handle(StepRepr_MeasureRepresentationItem) aMSR1;
  63      Handle(StepRepr_ReprItemAndMeasureWithUnit) aRIMU1;
  64     if(data->ReadEntity (num,2,"upper_bound",ach,STANDARD_TYPE(StepRepr_MeasureRepresentationItem),aMSR1) ||
  65       data->ReadEntity (num,2,"upper_bound",ach,STANDARD_TYPE(StepRepr_ReprItemAndMeasureWithUnit), aRIMU1))
  66     {
  67       if(!aMSR1.IsNull())
  68         UB = aMSR1;
  69       else if(!aRIMU1.IsNull())
  70         UB = aRIMU1;
  71     }
  72   }
  73
  74         //--- Initialisation of the read entity ---
  75   if( !LB.IsNull() && !UB.IsNull())
  76     ach->ClearFails();
  77         ent->Init(LB,UB);
  78 }
  79
  80
  81 void RWStepShape_RWToleranceValue::WriteStep
  82         (StepData_StepWriter& SW,
  83          const Handle(StepShape_ToleranceValue)& ent) const
  84 {
  85   SW.Send (ent->LowerBound());
  86   SW.Send (ent->UpperBound());
  87 }
  88
  89
  90 void RWStepShape_RWToleranceValue::Share(const Handle(StepShape_ToleranceValue)& ent, Interface_EntityIterator& iter) const
  91 {
  92   iter.AddItem (ent->LowerBound());
  93   iter.AddItem (ent->UpperBound());
  94 }
  95