WeightedFrequency.h

//-*-C++-*-
/***************************************************************************
 *
 *   Copyright (C) 2008 by Willem van Straten
 *   Licensed under the Academic Free License version 2.1
 *
 ***************************************************************************/
 
// psrchive/More/General/Pulsar/WeightedFrequency.h
 
#ifndef __Pulsar_WeightedFrequency_h
#define __Pulsar_WeightedFrequency_h
 
#include "Pulsar/Config.h"
 
namespace Pulsar {
 
  class Archive;

  class WeightedFrequency
  {
 
  public:

    class OverEpoch;

    class OverFrequency;

    virtual ~WeightedFrequency () { }

    double operator () (unsigned istart, unsigned iend) const;

    virtual unsigned get_nindex () const = 0;

    virtual double get_frequency (unsigned index) const = 0;

    virtual double get_weight (unsigned index) const = 0;

    static Option<bool> round_to_kHz;
 
  };
 
  class WeightedFrequency::OverEpoch : public WeightedFrequency
  {
  public:

    OverEpoch (const Archive*);

    void set_Archive (const Archive*);

    void set_ichan (unsigned ichan);

    unsigned get_nindex () const;

    double get_frequency (unsigned index) const;

    double get_weight (unsigned index) const;
 
  protected:
 
    Reference::To<const Archive> archive;
    unsigned ichan;
    unsigned ipol;
  };
 
  class Integration;
 
  class WeightedFrequency::OverFrequency : public WeightedFrequency
  {
  public:

    OverFrequency (const Integration*);

    void set_Integration (const Integration*);

    unsigned get_nindex () const;

    double get_frequency (unsigned index) const;

    double get_weight (unsigned index) const;
 
  protected:
 
    Reference::To<const Integration> subint;
    unsigned ipol;
  };
 
}
 
#endif