Parameter.hpp

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/*
 * Copyright (C) 2004  Andrew Sutton
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 * 
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to:
 *
 * The Free Software Foundation, Inc.
 * 59 Temple Place, Suite 330
 * Boston, MA  02111-1307  USA
 *
 * Contact:
 *   Andrew Sutton  asutton@cs.kent.edu
 */

#ifndef MODEL_PARAMETER_HPP
#define MODEL_PARAMETER_HPP

// Model includes
#include <Model/TypedElement.hpp>
#include <Model/DirectionKind.hpp>

namespace Model
{
  // forward declarations
  class MultiplicityType;
  struct ParameterImpl;

  class Parameter : virtual public TypedElement
  {
  public:
    typedef OMF::BasicClass<ParameterImpl> Proxy;

    Parameter();
    virtual ~Parameter();

    const DirectionKind &direction() const;
    void setDirection(const DirectionKind &dir);
    void clearDirection();

    MultiplicityType *multiplicity();
    void setMultiplicity(MultiplicityType *multiplicity);
    void clearMultiplicity();

  private:
    DirectionKind _direction;
    MultiplicityType   *_multiplicity;
  };

  struct ParameterImpl : virtual public Parameter
  {
    ParameterImpl() :
      OMF::ModelObject("Model.Parameter",
           &Parameter::Proxy::instance(),
           &ModelPackage::instance()),
      ModelElement(),
      TypedElement(),
      Parameter()
    {}

    virtual ~ParameterImpl()
    {}
  };
}

#endif

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