geom/src/GEOMImpl/GEOMImpl_ExportDriver.cxx

144 lines
4.6 KiB
C++

// Copyright (C) 2007-2013 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.
//
// 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
//
#include <Standard_Stream.hxx>
#include <GEOMImpl_ExportDriver.hxx>
#include <GEOMImpl_IImportExport.hxx>
#include <GEOMImpl_Types.hxx>
#include <GEOM_Function.hxx>
#include <TopoDS_Shape.hxx>
#include <TCollection_AsciiString.hxx>
#include <Standard_Failure.hxx>
#ifdef WIN32
#include <windows.h>
#else
#include <dlfcn.h>
#endif
#ifdef WIN32
#define LibHandle HMODULE
#define LoadLib( name ) LoadLibrary( name )
#define GetProc GetProcAddress
#define UnLoadLib( handle ) FreeLibrary( handle );
#else
#define LibHandle void*
#define LoadLib( name ) dlopen( name, RTLD_LAZY )
#define GetProc dlsym
#define UnLoadLib( handle ) dlclose( handle );
#endif
typedef int (*funcPoint)(const TopoDS_Shape&,
const TCollection_AsciiString&,
const TCollection_AsciiString&);
//=======================================================================
//function : GetID
//purpose :
//=======================================================================
const Standard_GUID& GEOMImpl_ExportDriver::GetID()
{
static Standard_GUID aExportDriver("FF1BBB58-5D14-4df2-980B-3A668264EA16");
return aExportDriver;
}
//=======================================================================
//function : GEOMImpl_ExportDriver
//purpose :
//=======================================================================
GEOMImpl_ExportDriver::GEOMImpl_ExportDriver()
{
}
//=======================================================================
//function : Execute
//purpose :
//=======================================================================
Standard_Integer GEOMImpl_ExportDriver::Execute(TFunction_Logbook& log) const
{
if (Label().IsNull()) return 0;
Handle(GEOM_Function) aFunction = GEOM_Function::GetFunction(Label());
GEOMImpl_IImportExport aCI (aFunction);
// retrieve the being exported shape
TopoDS_Shape aShape;
Handle(GEOM_Function) aRefFunction = aCI.GetOriginal();
if (aRefFunction.IsNull()) return 0;
aShape = aRefFunction->GetValue();
if (aShape.IsNull()) return 0;
// !!! set the result of function to be used by next operations
aFunction->SetValue(aShape);
// retrieve the file and format names
TCollection_AsciiString aFileName = aCI.GetFileName();
TCollection_AsciiString aFormatName = aCI.GetFormatName();
TCollection_AsciiString aLibName = aCI.GetPluginName();
if (aFileName.IsEmpty() || aFormatName.IsEmpty() || aLibName.IsEmpty())
return 0;
// load plugin library
LibHandle anExportLib = LoadLib( aLibName.ToCString() ); //This is workaround of BUG OCC13051
funcPoint fp = 0;
if ( anExportLib )
fp = (funcPoint)GetProc( anExportLib, "Export" );
if ( !fp ) {
TCollection_AsciiString aMsg = aFormatName;
aMsg += " plugin was not installed";
Standard_Failure::Raise(aMsg.ToCString());
}
// perform the export
int res = fp( aShape, aFileName, aFormatName );
// unload plugin library
// commented by enk:
// the bug was occured: using ACIS Import/Export plugin
// UnLoadLib( anExportLib );
if ( res )
log.SetTouched(Label());
return res;
}
//================================================================================
/*!
* \brief Returns a name of creation operation and names and values of creation parameters
*/
//================================================================================
bool GEOMImpl_ExportDriver::
GetCreationInformation(std::string& theOperationName,
std::vector<GEOM_Param>& theParams)
{
return false;
}
IMPLEMENT_STANDARD_HANDLE (GEOMImpl_ExportDriver,GEOM_BaseDriver);
IMPLEMENT_STANDARD_RTTIEXT (GEOMImpl_ExportDriver,GEOM_BaseDriver);