/*!
 * @file physics_connection.h
 *  Definition of The Physical Connection Class.
 * @todo
*/

#ifndef _PHYSICS_CONNECTION_H
#define _PHYSICS_CONNECTION_H

#include "base_object.h"
// Forward Declaration
class PhysicsInterface;
class ParticleSystem;
class Field;

//! An enumerator for different ConnectionTypes
typedef enum PCON_Type
{
  PCON_PhysIPhysI = 1,
  PCON_PhysIField = 2
};


// Forward Declaration

//! A class that Handles Physical Connection between different subjects
class PhysicsConnection : public BaseObject
{
  ObjectListDeclaration(PhysicsConnection);
 public:
  PhysicsConnection(PhysicsInterface* subject, Field* field);
  //  PhysicsConnection(PhysicsInterface* partnerOne, PhysicsInterface* partnerTwo);
  PhysicsConnection(const TiXmlElement* root);

  virtual ~PhysicsConnection();

  void setSubject(const std::string& subjectName);
  void setField(const std::string& fieldName);

  void apply() const;

 private:
  PCON_Type type;                    //!< What kind of connection this is.

  PhysicsInterface* subject;         //!< The main Subject of this Connection.
  PhysicsInterface* partner2;        //!< The second partner of this Connection.

  Field* field;                      //!< The field to connect either subject of ParticleSystem to.
};

#endif /* _PHYSICS_CONNECTION_H */