/*
 * LinkedCell_View.hpp
 *
 *  Created on: Nov 15, 2011
 *      Author: heber
 */

#ifndef LINKEDCELL_VIEW_HPP_
#define LINKEDCELL_VIEW_HPP_

// include config.h
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif

#include <set>

#include "LinkedCell/types.hpp"

class LinkedCell_ControllerTest;
class LinkedCell_ViewTest;
class TesselPoint;
class Vector;

namespace LinkedCell {

  class LinkedCell_Controller;
  class LinkedCell_Model;
  class LinkedCell_View_ModelWrapper;

  /** This is the view of the MVC ansatz for the LinkedCell structure.
   *
   * \sa linkedcell
   *
   * The view contains high-level functions for the user to use. He does not
   * need to know anything about the inner workings.
   *
   */
  class LinkedCell_View
  {
    //!> grant view unit test access to private parts
    friend class ::LinkedCell_ViewTest;
    //!> grant controller unit test access to private parts (needs to check on modelwrapper)
    friend class ::LinkedCell_ControllerTest;
  public:
    LinkedCell_View(const LinkedCell_View &_view);
    ~LinkedCell_View();

    LinkedList getAllNeighbors(const double radius, const Vector &center) const;
    LinkedList getPointsInsideSphere(const double radius, const Vector &center) const;
  private:
    friend class LinkedCell_Controller;
    // constructing views is allowed for the controller
    explicit LinkedCell_View(const LinkedCell_Model &_LC);

    // don't allow any view assignments or default cstors
    LinkedCell_View & operator=(const LinkedCell_View &_view);
    LinkedCell_View & operator=(LinkedCell_View &_view);
    LinkedCell_View();
  private:
    typedef std::set<LinkedCell_View *> ModelInstanceMap;
    //!> static map to allow for RAII pattern
    static ModelInstanceMap RAIIMap;
    //!> internal reference to the underlying model
    LinkedCell_View_ModelWrapper * const LC;
  };

}

#endif /* LINKEDCELL_VIEW_HPP_ */