vpFeatureMomentDatabase.h

/****************************************************************************
 *
 * This file is part of the ViSP software.
 * Copyright (C) 2005 - 2017 by Inria. All rights reserved.
 *
 * This software is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * ("GPL") version 2 as published by the Free Software Foundation.
 * See the file LICENSE.txt at the root directory of this source
 * distribution for additional information about the GNU GPL.
 *
 * For using ViSP with software that can not be combined with the GNU
 * GPL, please contact Inria about acquiring a ViSP Professional
 * Edition License.
 *
 * See http://visp.inria.fr for more information.
 *
 * This software was developed at:
 * Inria Rennes - Bretagne Atlantique
 * Campus Universitaire de Beaulieu
 * 35042 Rennes Cedex
 * France
 *
 * If you have questions regarding the use of this file, please contact
 * Inria at visp@inria.fr
 *
 * This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
 * WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
 *
 * Description:
 * Pseudo-database used to handle dependencies between moment features.
 *
 * Authors:
 * Filip Novotny
 *
 *****************************************************************************/

#ifndef __FEATUREMOMENTDATABASE_H__
#define __FEATUREMOMENTDATABASE_H__

#include <visp3/core/vpConfig.h>
#include <map>
#include <iostream>
#include <cstring>

class vpFeatureMoment;
class vpMomentObject;

class VISP_EXPORT vpFeatureMomentDatabase{
 private:
  struct cmp_str {
    bool operator()(const char *a, const char *b) const{
      return std::strcmp(a, b) < 0;
    }
    char* operator=(const char *){ return NULL;} // Only to avoid a warning under Visual with /Wall flag
  };
  std::map<const char*,vpFeatureMoment*,cmp_str> featureMomentsDataBase;
  void add(vpFeatureMoment& featureMoment,char* name);
 public:
  vpFeatureMomentDatabase() : featureMomentsDataBase() {}
  virtual ~vpFeatureMomentDatabase() {}
  virtual void updateAll(double A=0.0, double B=0.0, double C=1.0);

  vpFeatureMoment& get(const char* type, bool& found);

  //friend VISP_EXPORT std::ostream & operator<<(std::ostream& os, const vpFeatureMomentDatabase& m);
  friend class vpFeatureMoment;
};

#endif