#ifndef STATEMACHINEINTERFACE_H_
#define STATEMACHINEINTERFACE_H_

/*! \file Basic interface for state machines.
 */
class StatemachineInterface
{
	public:
	
		virtual ~StatemachineInterface() = 0;
		
		/*! Initializes the state machine. Used to initialize internal variables etc.
		*/
		virtual void init() = 0;
	
		/*! Enters the state machine. Sets the state machine into a defined state.
		*/
		virtual void enter() = 0;
	
		/*! Exits the state machine. Leaves the state machine with a defined state.
		*/
		virtual void exit() = 0;
	
		/*! Start a run-to-completion cycle.
		*/
		virtual void runCycle() = 0;
		
		/*! Checks whether the state machine is active. 
	 	    A state machine is active if it has been entered. It is inactive if it has not been entered at all or if it has been exited.
	 	*/	
		virtual	sc_boolean isActive() const = 0;
		
		/*! Checks if all active states are final. 
	 		If there are no active states then the state machine is considered being inactive. In this case this method returns false.
	 	*/
		virtual sc_boolean isFinal() const = 0;
};

inline StatemachineInterface::~StatemachineInterface() {}

#endif /* STATEMACHINEINTERFACE_H_ */