/*******************************************************
*
*  DESCRIPTION: QBG parallel junction class 
*
*  AUTHOR: Mariana C. D'Abreu
*
*  EMAIL: mdabreu@dc.uba.ar
*
********************************************************/

#ifndef _QBG_PARALLEL_JUNC_H
#define _QBG_PARALLEL_JUNC_H

#include "atomic.h"
#include "message.h"


#define QBG_PARALLEL_JUNC_CLASS_NAME	 "QBGParallelJunction"

class QBGParallelJunction : public Atomic {

  public:
  
    QBGParallelJunction( const string &name = QBG_PARALLEL_JUNC_CLASS_NAME );    
    ~QBGParallelJunction();
  
    virtual string className() const { return QBG_PARALLEL_JUNC_CLASS_NAME;}
  
  protected:


    Model     &initFunction();
    Model     &externalFunction( const ExternalMessage & );
    Model     &internalFunction( const InternalMessage & );
    Model     &outputFunction( const InternalMessage & );
  
    
    bool updateFlow( const string &, const RealValue & );
    void resetFlows();

    void getPortValueAndSign( const string &, RealValue &, int & );
    void setPortValue( const string &, const RealValue & );
    void getPortInfo( const string &, string &, int &, string & );

  private:

    const Port 	&e1p;  // Port de entrada de effort positivo
    const Port 	&e1n;  // Port de entrada de effort negativo

    const Port  &f2p, &f3p, &f4p, &f5p, &f6p;   // Ports de entrada de flow positivos
    const Port  &f2n, &f3n, &f4n, &f5n, &f6n;   // Ports de entrada de flow negativos

    Port &f1p;  // Port de salida de flow positivo
    Port &f1n;  // Port de salida de flow negativo

    Port &e2p, &e3p, &e4p, &e5p, &e6p;   // Ports de salida de effort positivos
    Port &e2n, &e3n, &e4n, &e5n, &e6n;   // Ports de salida de effort negativos

    RealValue   *flows;	// Valor del flow de cada port

    RealValue   effort;
    RealValue   flowP;
    RealValue   flowN;

    bool	init;

};

#endif