System documentation of the GNU Image-Finding Tool

CQuery.h

/* -*- mode: c++ -*- 
*/
/* 

    GIFT, a flexible content based image retrieval system.
    Copyright (C) 1998, 1999, 2000, 2001, 2002, CUI University of Geneva

    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation; either version 2 of the License, or
    (at your option) any later version.

    This program 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 General Public License for more details.

    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA

*/
// -*- mode: c++ -*- 

#include "libMRML/include/CAccessorElement.h"
#include "libMRML/include/CXMLElement.h"
#ifndef _CQUERY
#define _CQUERY
#include "libMRML/include/uses-declarations.h"
#include <memory>
#include <map>
#include "libMRML/include/CSelfDestroyPointer.h"
#include "libMRML/include/CIDRelevanceLevelPairList.h"
#include "libMRML/include/CXMLElement.h"

//#include "CWeightingFunctionPointerList.h"
//#include "CWeightingFunctionPointerHash.h"

#include "libMRML/include/CAlgorithm.h"
#include "libMRML/include/CAccessor.h"
#include "libMRML/include/CAccessorAdminCollection.h"
#include "libMRML/include/CAccessorAdmin.h"
#include "libMRML/include/CMagic.h" //public CMagic

class CScoreBoard;
class CAccessor;


class CQuery:public CMagic{

protected:
  CAccessor* mAccessor;
  CAccessorAdmin* mAccessorAdmin;
  CAccessorAdminCollection* mAccessorAdminCollection;


  CAlgorithm* mAlgorithm;
  
  class lCChild{
  public:
    CQuery* mQuery;
    double  mWeight;
  };
  typedef list<lCChild> lCChildren;
  lCChildren mChildren;
  
  

protected:
  virtual void init()=0;
    
public:
  CQuery();
  virtual ~CQuery();
  CQuery(CAccessorAdminCollection& inAccessorAdminCollection,
         CAlgorithm&          inAlgorithm);
    
  void addChild(CQuery* inChild,
                double inWeight=1);


  virtual CXMLElement* query(const CXMLElement& inQuery);
  
  virtual CIDRelevanceLevelPairList* fastQuery(const CXMLElement& inQuery,
                                               int inNumberOfInterestingImages,
                                               double inDifferenceToBest)=0;

  virtual CXMLElement* getRandomImages(int inNumberOfInterestingImages)const;
  virtual CIDRelevanceLevelPairList* getRandomIDs(int inNumberOfInterestingImages)const;
  virtual list<TID>* getAllIDs()const;
  virtual list<CAccessorElement>* getAllAccessorElements()const;
  virtual bool setAlgorithm(CAlgorithm& inAlgorithm);
  const CAlgorithm& getAlgorithm()const;

   virtual void finishInit();
     
}; /* end of class */

#endif

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