VariableTransformationManager.h

//-*-C++-*-
/***************************************************************************
 *
 *   Copyright (C) 2019 - 2022 by Willem van Straten
 *   Licensed under the Academic Free License version 2.1
 *
 ***************************************************************************/
 
#ifndef __Pulsar_VariableTransformationManager_h
#define __Pulsar_VariableTransformationManager_h
 
#include "Pulsar/Archive.h"
#include "MEAL/Variable.h"
#include "MEAL/Complex2.h"
 
namespace Pulsar {
  
  class VariableTransformationManager : public Reference::Able
  {
 
  protected:
 
    Reference::To<const Archive,false> archive;
    unsigned subint;
    unsigned chan;
 
    mutable std::string description;
    mutable bool built;
 
  public:

    VariableTransformationManager ();
 
    typedef MEAL::Variable<MEAL::Complex2> Transformation;
    
    virtual void set_archive (const Archive* _archive);

    virtual void set_subint (unsigned _subint);

    virtual void set_chan (unsigned _chan);

    virtual void update ();

    virtual void set_nchan (unsigned nchan) = 0;

    virtual Transformation* get_transformation (unsigned ichan) = 0;

    virtual MEAL::Argument::Value* new_value () = 0;

    virtual std::string get_description () const { return description; }

    virtual bool required () const { return true; }
  };
}
 
#endif