/**
* @file FeatureLearningGeneric.h
* @brief abstract interface for feature learning algorithms
* @author Alexander Freytag
* @date 16-04-2013 (dd-mm-yyyy)

*/
#ifndef _INCLUDEFEATURELEARNING
#define _INCLUDEFEATURELEARNING

#define ROADWORKS fthrow(NICE::Exception, "Feature Learning -- not yet implemented!");

#include <string>
#include <core/basics/Config.h>
#include <vislearning/cbaselib/CachedExample.h>


namespace OBJREC
{

  /** abstract interface for feature learning algorithms */
  class FeatureLearningGeneric
  {

    protected:   
      
    //! Configuration File
    const NICE::Config *conf;      
      

    public:

      /** simple constructor
          @param conf global settings
      */
      FeatureLearningGeneric ( const NICE::Config *_conf );

      /** simple destructor */
      virtual ~FeatureLearningGeneric();

      
      //TODO  possibly move this to protected...
      /** this function has to be overloaded by all subclasses
          @param imgWithNovelContent 
      */
      virtual void learnNewFeatures ( OBJREC::CachedExample *_ce ) = 0;  

      virtual void learnNewFeatures ( const std::string & _filename );    
      
      virtual void evaluateCurrentCodebook ( const std::string & filename ) = 0;
  

  };


} // namespace

#endif