BackendFeed.h

//-*-C++-*-
/***************************************************************************
 *
 *   Copyright (C) 2004 by Willem van Straten
 *   Licensed under the Academic Free License version 2.1
 *
 ***************************************************************************/
 
// psrchive/More/Polarimetry/Pulsar/BackendFeed.h
 
#ifndef __CalibrationBackendFeed_H
#define __CalibrationBackendFeed_H
 
#include "MEAL/ProductRule.h"
#include "MEAL/Complex2.h"
 
namespace Calibration {
 
  class VariableBackend;
  

 
  class BackendFeed : public MEAL::ProductRule<MEAL::Complex2>
  {
  private:
    
    void init ();
 
    Reference::To<VariableBackend> backend;
    Reference::To<MEAL::Complex2> frontend;
    
  protected:
 
    void set_frontend (MEAL::Complex2*);
    
  public:

    BackendFeed ();

    BackendFeed (const BackendFeed& s);

    const BackendFeed& operator = (const BackendFeed& s);

    ~BackendFeed ();

    virtual void set_constant_orientation (bool flag = true) = 0;

    virtual void set_cyclic (bool flag);

    const VariableBackend* get_backend () const;
    VariableBackend* get_backend ();

    const MEAL::Complex2* get_frontend () const { return frontend; }
    MEAL::Complex2* get_frontend () { return frontend; }
  };
 
}
 
#endif