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minCookRegister.cpp
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minCookRegister.cpp
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/*******************************************************************
*
* DESCRIPTION: The Atomic Model of cooking minute register.
* It keeps the minute of the cooking time that is displayed on the panel
* when the microwave oven is under the configuration of cooking time.
* This atomic model has the following two inputs:
* <time_set> is used to adjust the cooking time.
* <minutes> is used to adjust the minute of the cooking time, which increments the
* current minutes by 1 per event.
* The minute of the cooking time should be less than 60, If it reaches 60, then turn
* to be zero
* There is one output generated from this atomic model.
* <time_minutes> indicate the minute of the cooking time that is generated
* from the model
*
*
*******************************************************************/
/** include files **/
#include "minCookRegister.h" // class MinCookReg
#include "message.h" // class ExternalMessage, InternalMessage
#include "mainsimu.h" // MainSimulator::Instance().getParameter( ... )
/** public functions **/
/*******************************************************************
* MinCookReg constructor
* Description: creates an initial atomic model of MinCookReg
********************************************************************/
MinCookReg::MinCookReg( const string &name )
: Atomic( name )
, time_set( addInputPort( "time_set" ) )
, minutes( addInputPort( "minutes" ) )
, time_minutes( addOutputPort( "time_minutes" ) )
{
}
/*******************************************************************
* MinCookReg init function
* Description: starts the simulation. Initialize the minute of cooking
* time to 0
********************************************************************/
Model &MinCookReg::initFunction()
{
this->minute = 0;
// Activate the output function so the minute is displayed
// right away
holdIn( passive, Time::Zero );
return *this ;
}
/*******************************************************************
* externalFunction
* Description: This method handles external events coming from
* any of the two input ports.
********************************************************************/
Model &MinCookReg::externalFunction( const ExternalMessage &msg )
{
if( msg.port() == time_set )
{
if( msg.value() == true )
{
// time_set was pressed. Go active until
// an external event comes in.
this->minute = 0;
holdIn( active, Time::Inf );
holdIn( this->state(), Time::Zero );
}
else {
// time_set was released. Go passive
// until an external event comes in.
passivate();
}
}
else if( msg.port() == minutes )
{
// Only increment the minute if the model is in the
// active phase.
if( state() == active )
{
if ( this->minute == 59 )
this->minute = 0;
else
++(this->minute);
// Activate the output function immediately
// so the new minute can be seen.
holdIn( active, Time::Zero );
}
}
return *this;
}
/*******************************************************************
* Function Name: internalFunction
* Description: The internal function simply consists in keeping the
* model in the current state until an external event comes in.
********************************************************************/
Model &MinCookReg::internalFunction( const InternalMessage & )
{
holdIn ( state(), Time::Inf );
return *this;
}
/*******************************************************************
* Function Name: outputFunction
* Description: This method sends the value of the minute variable
* to the <time_minutes> output port.
********************************************************************/
Model &MinCookReg::outputFunction( const InternalMessage &msg )
{
sendOutput( msg.time(), time_minutes, this->minute ) ;
return *this ;
}