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// $Id: G4tgrRotationMatrixFactory.cc,v 1.2 2008/12/18 13:00:08 gunter Exp $
// GEANT4 tag $Name: geant4-09-03 $
//
//
// class G4tgrRotationMatrixFactory

// History:
// - Created.                                 P.Arce, CIEMAT (November 2007)
// -------------------------------------------------------------------------

#include "G4tgrRotationMatrixFactory.hh"
#include "G4tgrMessenger.hh"
#include "G4tgrUtils.hh"


G4tgrRotationMatrixFactory * G4tgrRotationMatrixFactory::theInstance = 0;


// -------------------------------------------------------------------------
G4tgrRotationMatrixFactory* G4tgrRotationMatrixFactory::GetInstance()
{
  if( !theInstance )
  {
    theInstance = new G4tgrRotationMatrixFactory;
  }
  return theInstance;
}


// -------------------------------------------------------------------------
G4tgrRotationMatrixFactory::G4tgrRotationMatrixFactory()
{
}


// -------------------------------------------------------------------------
G4tgrRotationMatrixFactory::~G4tgrRotationMatrixFactory()
{
  G4mstgrrotm::iterator cite;
  for( cite = theTgrRotMats.begin(); cite != theTgrRotMats.end(); cite++)
  {
    delete (*cite).second;
  }
  theTgrRotMats.clear();
  delete theInstance;
}


// -------------------------------------------------------------------------
G4tgrRotationMatrix*
G4tgrRotationMatrixFactory::AddRotMatrix( const std::vector<G4String>& wl )
{
  //---------- Check for miminum number of words read 
  if( wl.size() != 5 && wl.size() != 8 && wl.size() != 11 )
  {
    G4tgrUtils::DumpVS(wl, "G4tgrRotationMatrixFactory::AddRotMatrix()");
    G4Exception("G4tgrRotationMatrixFactory::AddRotMatrix()", "InvalidMatrix",
                FatalException, "Line should have 5, 8 or 11 words !");
  }

#ifdef G4VERBOSE
  if( G4tgrMessenger::GetVerboseLevel() >= 2 )
  {
    G4cout << " G4tgrRotationMatrixFactory::AddRotMatrix() - Adding: "
           << wl[1] << G4endl;
  }
#endif
  //---------- Look if rotation matrix exists
  if( FindRotMatrix( G4tgrUtils::GetString(wl[1]) ) != 0 )
  {
    G4String ErrMessage = "Rotation matrix repeated... " + wl[1];
    G4Exception("G4tgrRotationMatrixFactory::AddRotMatrix()",
                "InvalidInput", FatalException, ErrMessage);
  } 
 
  G4tgrRotationMatrix* rotm = new G4tgrRotationMatrix( wl );
  theTgrRotMats[ rotm->GetName() ] =  rotm;
  theTgrRotMatList.push_back( rotm );
 
  return rotm;
}


// -------------------------------------------------------------------------
G4tgrRotationMatrix*
G4tgrRotationMatrixFactory::FindRotMatrix(const G4String& name)
{
  G4tgrRotationMatrix* rotm = 0;

  G4mstgrrotm::const_iterator cite = theTgrRotMats.find( name );
  if( cite != theTgrRotMats.end() )
  { 
    rotm = (*cite).second;
  } 

  return rotm;
}


// -------------------------------------------------------------------------
void G4tgrRotationMatrixFactory::DumpRotmList()
{
  G4cout << " @@@@@@@@@@@@@@@@ DUMPING G4tgrRotationMatrix's List " << G4endl;
  G4mstgrrotm::const_iterator cite;
  for(cite = theTgrRotMats.begin(); cite != theTgrRotMats.end(); cite++)
  {
    G4cout << " ROTM: " << (*cite).second->GetName() << G4endl;
  }
}
