0027807: Units are lost during import presentation of GDT.

Add entities to import a subtype of draughting_model,
Add units calculating during STEP reading.

src/RWStepVisual/FILES

@@ -18,6 +18,8 @@ RWStepVisual_RWCameraModelD3.cxx
 RWStepVisual_RWCameraModelD3.hxx
 RWStepVisual_RWCameraUsage.cxx
 RWStepVisual_RWCameraUsage.hxx
+RWStepVisual_RWCharacterizedObjectAndCharacterizedRepresentationAndDraughtingModelAndRepresentation.cxx
+RWStepVisual_RWCharacterizedObjectAndCharacterizedRepresentationAndDraughtingModelAndRepresentation.hxx
 RWStepVisual_RWColour.cxx
 RWStepVisual_RWColour.hxx
 RWStepVisual_RWColourRgb.cxx

src/RWStepVisual/RWStepVisual_RWCharacterizedObjectAndCharacterizedRepresentationAndDraughtingModelAndRepresentation.cxx

@@ -0,0 +1,115 @@
+// Created on: 2016-08-25
+// Created by: Irina KRYLOVA
+// Copyright (c) 2016 OPEN CASCADE SAS
+//
+// This file is part of Open CASCADE Technology software library.
+//
+// This library is free software; you can redistribute it and/or modify it under
+// the terms of the GNU Lesser General Public License version 2.1 as published
+// by the Free Software Foundation, with special exception defined in the file
+// OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
+// distribution for complete text of the license and disclaimer of any warranty.
+//
+// Alternatively, this file may be used under the terms of Open CASCADE
+// commercial license or contractual agreement.
+
+
+#include <Interface_Check.hxx>
+#include <Interface_EntityIterator.hxx>
+#include <RWStepVisual_RWCharacterizedObjectAndCharacterizedRepresentationAndDraughtingModelAndRepresentation.hxx>
+#include <StepData_StepReaderData.hxx>
+#include <StepData_StepWriter.hxx>
+#include <StepRepr_RepresentationContext.hxx>
+#include <StepVisual_CharacterizedObjectAndCharacterizedRepresentationAndDraughtingModelAndRepresentation.hxx>
+
+//=======================================================================
+//function : RWStepVisual_RWChObjAndChReprAndDModelAndRepr
+//purpose  : 
+//=======================================================================
+RWStepVisual_RWCharacterizedObjectAndCharacterizedRepresentationAndDraughtingModelAndRepresentation::
+  RWStepVisual_RWCharacterizedObjectAndCharacterizedRepresentationAndDraughtingModelAndRepresentation()
+{
+}
+
+
+//=======================================================================
+//function : ReadStep
+//purpose  : 
+//=======================================================================
+
+void RWStepVisual_RWCharacterizedObjectAndCharacterizedRepresentationAndDraughtingModelAndRepresentation::ReadStep
+  (const Handle(StepData_StepReaderData)& data,
+   const Standard_Integer num0, Handle(Interface_Check)& ach,
+   const Handle(StepVisual_CharacterizedObjectAndCharacterizedRepresentationAndDraughtingModelAndRepresentation)& ent) const
+{
+  Standard_Integer num = 0;
+  data->NamedForComplex("REPRESENTATION","RPRSNT", num0, num, ach);
+  if (!data->CheckNbParams(num, 3, ach, "shape_aspect")) return;
+
+  // name
+  Handle(TCollection_HAsciiString) aName;
+  data->ReadString(num, 1, "name", ach, aName);
+
+  // items
+  Handle(StepRepr_HArray1OfRepresentationItem) anItems;
+  Handle(StepRepr_RepresentationItem) anItem;
+  Standard_Integer nsub;
+  if (data->ReadSubList(num, 2, "items", ach, nsub)) {
+    Standard_Integer nb = data->NbParams(nsub);
+    anItems = new StepRepr_HArray1OfRepresentationItem(1, nb);
+    for (Standard_Integer i = 1; i <= nb; i++) {
+      if (data->ReadEntity(nsub, i, "representation_item", ach,
+        STANDARD_TYPE(StepRepr_RepresentationItem), anItem))
+        anItems->SetValue(i, anItem);
+    }
+  }
+
+  // context_of_items
+  Handle(StepRepr_RepresentationContext) aContextOfItems;
+  data->ReadEntity(num, 3, "context_of_items", ach, STANDARD_TYPE(StepRepr_RepresentationContext), aContextOfItems);
+
+  // Initialize the entity
+  ent->Init(aName, anItems, aContextOfItems);
+}
+
+
+//=======================================================================
+//function : WriteStep
+//purpose  : 
+//=======================================================================
+
+void RWStepVisual_RWCharacterizedObjectAndCharacterizedRepresentationAndDraughtingModelAndRepresentation::WriteStep
+  (StepData_StepWriter& SW,
+  const Handle(StepVisual_CharacterizedObjectAndCharacterizedRepresentationAndDraughtingModelAndRepresentation)& ent) const
+{
+  SW.StartEntity("CHARACTERIZED_OBJECT");
+  SW.SendDerived();
+  SW.SendDerived();
+  SW.StartEntity("CHARACTERIZED_REPRESENTATION");
+  SW.StartEntity("DRAUGHTING_MODEL");
+  SW.StartEntity("REPRESENTATION");
+  SW.Send(ent->Name());
+  SW.OpenSub();
+  for (Standard_Integer i = 1; i <= ent->NbItems(); i++) {
+    SW.Send(ent->ItemsValue(i));
+  }
+  SW.CloseSub();
+  SW.Send(ent->ContextOfItems());
+}
+
+
+//=======================================================================
+//function : Share
+//purpose  : 
+//=======================================================================
+
+void RWStepVisual_RWCharacterizedObjectAndCharacterizedRepresentationAndDraughtingModelAndRepresentation::Share
+(const Handle(StepVisual_CharacterizedObjectAndCharacterizedRepresentationAndDraughtingModelAndRepresentation)& ent,
+   Interface_EntityIterator& iter) const
+{
+  Standard_Integer nbElem = ent->NbItems();
+  for (Standard_Integer i = 1; i <= nbElem; i++) {
+    iter.GetOneItem(ent->ItemsValue(i));
+  }
+  iter.GetOneItem(ent->ContextOfItems());
+}

src/RWStepVisual/RWStepVisual_RWCharacterizedObjectAndCharacterizedRepresentationAndDraughtingModelAndRepresentation.hxx

@@ -0,0 +1,51 @@
+// Created on: 2016-08-25
+// Created by: Irina KRYLOVA
+// Copyright (c) 2016 OPEN CASCADE SAS
+//
+// This file is part of Open CASCADE Technology software library.
+//
+// This library is free software; you can redistribute it and/or modify it under
+// the terms of the GNU Lesser General Public License version 2.1 as published
+// by the Free Software Foundation, with special exception defined in the file
+// OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
+// distribution for complete text of the license and disclaimer of any warranty.
+//
+// Alternatively, this file may be used under the terms of Open CASCADE
+// commercial license or contractual agreement.
+
+#ifndef _RWStepVisual_RWCharacterizedObjectAndCharacterizedRepresentationAndDraughtingModelAndRepresentation_HeaderFile
+#define _RWStepVisual_RWCharacterizedObjectAndCharacterizedRepresentationAndDraughtingModelAndRepresentation_HeaderFile
+
+#include <Standard.hxx>
+#include <Standard_DefineAlloc.hxx>
+#include <Standard_Handle.hxx>
+
+#include <Standard_Integer.hxx>
+class StepData_StepReaderData;
+class Interface_Check;
+class StepVisual_CharacterizedObjectAndCharacterizedRepresentationAndDraughtingModelAndRepresentation;
+class StepData_StepWriter;
+class Interface_EntityIterator;
+
+
+//! Read & Write Module for complex STEP entity Characterized_Object & Characterized_Representation & Draughting_Model & Representation
+class RWStepVisual_RWCharacterizedObjectAndCharacterizedRepresentationAndDraughtingModelAndRepresentation
+{
+public:
+
+  DEFINE_STANDARD_ALLOC
+
+  
+    Standard_EXPORT RWStepVisual_RWCharacterizedObjectAndCharacterizedRepresentationAndDraughtingModelAndRepresentation();
+  
+  Standard_EXPORT void ReadStep(const Handle(StepData_StepReaderData)& data,
+                                const Standard_Integer num, Handle(Interface_Check)& ach,
+                                const Handle(StepVisual_CharacterizedObjectAndCharacterizedRepresentationAndDraughtingModelAndRepresentation)& ent) const;
+  
+  Standard_EXPORT void WriteStep(StepData_StepWriter& SW,
+                                 const Handle(StepVisual_CharacterizedObjectAndCharacterizedRepresentationAndDraughtingModelAndRepresentation)& ent) const;
+  
+  Standard_EXPORT void Share(const Handle(StepVisual_CharacterizedObjectAndCharacterizedRepresentationAndDraughtingModelAndRepresentation)& ent,
+                             Interface_EntityIterator& iter) const;
+};
+#endif // _RRWStepVisual_RWCharacterizedObjectAndCharacterizedRepresentationAndDraughtingModelAndRepresentation_HeaderFile