freMediaActualizer.cxx

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/*=========================================================================

  Program:   F.R.E.E. - flexible registration evaluation engine
  Version:   v.1.0.0
  Date:      $Date: 2006/09/01 12:00:00 $
  Module:    $RCSfile: freMediaActualizer.cxx,v $
  Language:  C++



  Copyright (c) 2007 Ralf o Floca (Department of Medical Informatics,
  Institute for Medical Biometry and Informatics, University of Heidelberg,
  Germany). All rights reserved.
  See FREECopyright.txt or http://www.mi.med.uni-hd.de/free/copyright.htm
  for details.

     This software is distributed WITHOUT ANY WARRANTY; without even 
     the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR 
     PURPOSE.  See the above copyright notices for more information.

=========================================================================*/

#include "freMediaActualizer.h"

#include "freSessionAccessor.h"
#include "freControllerCentral.h"
#include "freMediaControllerBase.h"

namespace FREE
{

MediaActualizer::~MediaActualizer()
  { }
  ;

MediaActualizer::
MediaActualizer()
{
};

GenericMediaType::Pointer
MediaActualizer::
ActualizeMediaByField(SessionInfo* pSessionInfo, const IDPath& sourceID, const IDPath& fieldID)
{
  if (!pSessionInfo) throwExceptionMacro("Cannot actualize media. Passed session is null. MediaID: "<<sourceID.ToStr());

  std::string sControllerID = SessionAccessor::GetMediaControllerID(sourceID, pSessionInfo->GetSessionCache());

  GenericComponentController* pGenController = ControllerCentral::GetController(sControllerID);

  if (!pGenController) throwExceptionMacro("Cannot actualize media. Cannot found controller for media. MediaID: "<<sourceID.ToStr()<<"; controller IDPath: "<<sControllerID);

  GenericMediaController* pController = 0;
  try
  {
    pController = dynamic_cast<GenericMediaController*>(pGenController);
  }
  catchAllNPassMacro("Error. Controller seems not to be a media controller.");
  if (!pController) throwExceptionMacro("Error. Controller seems not to be a media controller. Cannot actualize media. MediaID: "<<sourceID.ToStr()<<"; controller IDPath: "<<sControllerID);

  GenericMediaType::Pointer smpMedia = SessionAccessor::GetMedia(sourceID,pSessionInfo);
  GenericMediaType::Pointer smpField = SessionAccessor::GetMedia(fieldID,pSessionInfo);

  smpMedia = pController->ComputeActualizedMedia(smpMedia,smpField);
  return smpMedia;
};

GenericMediaType::Pointer
MediaActualizer::
ActualizeMediaByFunction(SessionInfo* pSessionInfo, const IDPath& sourceID, const IDPath& functionID)
{
  if (!pSessionInfo) throwExceptionMacro("Cannot actualize media. Passed session is null. MediaID: "<<sourceID.ToStr());

  std::string sControllerID = SessionAccessor::GetMediaControllerID(sourceID, pSessionInfo->GetSessionCache());

  GenericComponentController* pGenController = ControllerCentral::GetController(sControllerID);

  if (!pGenController) throwExceptionMacro("Cannot actualize media. Cannot found controller for media. MediaID: "<<sourceID.ToStr()<<"; controller IDPath: "<<sControllerID);

  GenericMediaController* pController = 0;
  try
  {
    pController = dynamic_cast<GenericMediaController*>(pGenController);
  }
  catchAllNPassMacro("Error. Controller seems not to be a media controller.");
  if (!pController) throwExceptionMacro("Error. Controller seems not to be a media controller. Cannot actualize media. MediaID: "<<sourceID.ToStr()<<"; controller IDPath: "<<sControllerID);

  GenericMediaType::Pointer smpMedia = SessionAccessor::GetMedia(sourceID,pSessionInfo);
  GenericMediaType::Pointer smpFunction = SessionAccessor::GetMedia(functionID,pSessionInfo);

  smpMedia = pController->ComputeActualizedMediaByFunction(smpMedia,smpFunction);
  return smpMedia;
};

} //end of namespace

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