geom/src/GEOMImpl/GEOMImpl_ITransferData.cxx

138 lines
4.0 KiB
C++

// Copyright (C) 2007-2016 CEA/DEN, EDF R&D, OPEN CASCADE
//
// Copyright (C) 2003-2007 OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
// CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS
//
// This library is free software; you can redistribute it and/or
// modify it under the terms of the GNU Lesser General Public
// License as published by the Free Software Foundation; either
// version 2.1 of the License, or (at your option) any later version.
//
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
// Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
//
// See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
//
//NOTE: This is an interface to a function for the Transfer Data functionality.
//
#include "GEOMImpl_ITransferData.hxx"
#include <TDataStd_Comment.hxx>
#include <TDataStd_Name.hxx>
#include <TDF_ChildIDIterator.hxx>
#include <TNaming_Builder.hxx>
#include <TNaming_NamedShape.hxx>
//=============================================================================
/*!
* SetName
*/
//=============================================================================
void GEOMImpl_ITransferData::SetStringData
(const TopoDS_Shape &theSubShape,
const TCollection_AsciiString &theData,
const Standard_Boolean IsName)
{
TDF_Label aLabel;
TDF_ChildIDIterator anIt
(_func->GetNamingEntry(), TDataStd_Name::GetID(), Standard_True);
for (; anIt.More(); anIt.Next()) {
Handle(TDataStd_Name) aNameAttr =
Handle(TDataStd_Name)::DownCast(anIt.Value());
if (aNameAttr.IsNull()) {
continue;
}
TDF_Label aLab = aNameAttr->Label();
Handle(TNaming_NamedShape) aShAttr;
if (aLab.FindAttribute(TNaming_NamedShape::GetID(), aShAttr) &&
aShAttr->Get().IsEqual(theSubShape)) {
aLabel = aLab;
break;
}
}
if (aLabel.IsNull()) {
TDF_TagSource aTag;
aLabel = aTag.NewChild(_func->GetNamingEntry());
TNaming_Builder aTnBuild (aLabel);
aTnBuild.Generated(theSubShape);
}
// set a name or a material
TCollection_ExtendedString aDataExt(theData);
if (IsName) {
TDataStd_Name::Set(aLabel, aDataExt);
} else {
TDataStd_Comment::Set(aLabel, aDataExt);
}
}
//=============================================================================
/*!
* GetStringData
*/
//=============================================================================
TCollection_AsciiString GEOMImpl_ITransferData::GetStringData
(const TopoDS_Shape &theSubShape,
const Standard_Boolean IsName)
{
// check all named shapes using iterator
TCollection_AsciiString aResult;
TDF_ChildIDIterator anIt
(_func->GetNamingEntry(), TNaming_NamedShape::GetID(), Standard_True);
for (; anIt.More(); anIt.Next()) {
Handle(TNaming_NamedShape) aShAttr =
Handle(TNaming_NamedShape)::DownCast(anIt.Value());
if (aShAttr.IsNull()) {
continue;
}
if (aShAttr->Get().IsEqual(theSubShape)) {
TDF_Label aLabel = aShAttr->Label();
Standard_Boolean isFound = Standard_False;
if (IsName) {
Handle(TDataStd_Name) aString;
if(aLabel.FindAttribute(TDataStd_Name::GetID(), aString)) {
aResult = TCollection_AsciiString(aString->Get());
isFound = Standard_True;
}
} else {
Handle(TDataStd_Comment) aString;
if(aLabel.FindAttribute(TDataStd_Comment::GetID(), aString)) {
aResult = TCollection_AsciiString(aString->Get());
isFound = Standard_True;
}
}
if (isFound) {
break;
}
}
}
return aResult;
}