DriftRep.h

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//
// Class DriftRep
//   Representation for a drift space.
//
// Copyright (c) 200x - 2020, Paul Scherrer Institut, Villigen PSI, Switzerland
// All rights reserved
//
// This file is part of OPAL.
//
// OPAL 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 3 of the License, or
// (at your option) any later version.
//
// You should have received a copy of the GNU General Public License
// along with OPAL. If not, see <https://www.gnu.org/licenses/>.
//
#ifndef OPALX_DriftRep_HH
#define OPALX_DriftRep_HH
 
#include "AbsBeamline/Drift.h"
#include "BeamlineGeometry/StraightGeometry.h"
#include "Fields/NullField.h"
 
class DriftRep : public Drift {
public:
    explicit DriftRep(const std::string& name);
 
    DriftRep();
    DriftRep(const DriftRep&);
    virtual ~DriftRep();
 
    //  Return an identical deep copy of the element.
    virtual ElementBase* clone() const;
 
    //  This method constructs a Channel permitting read/write access to
    //  the attribute [b]aKey[/b] and returns it.
    //  If the attribute does not exist, it returns nullptr.
    virtual Channel* getChannel(const std::string& aKey, bool = false);
 
    //  Version for non-constant object.
    virtual NullField& getField();
 
    //  Version for constant object.
    virtual const NullField& getField() const;
 
    //  Version for non-constant object.
    virtual StraightGeometry& getGeometry();
 
    //  Version for constant object.
    virtual const StraightGeometry& getGeometry() const;
 
private:
    // Not implemented.
    void operator=(const DriftRep&);
 
    NullField field;
 
    StraightGeometry geometry;
};
 
#endif  // OPALX_DriftRep_HH