/* 
File:	 system.h
Author:	R. P. Futrelle
Date:	 8/8/98
Notice:	Copyright 1998 by R. P. Futrelle and the College of Computer Science,
		Northeastern University
Class:  COM1204, Object-Oriented Design, Summer 1998.
Proj:	 PS2.µ Metrowerks Code Warrior Mac. Done in IDE version 2.0.1.
Purpose: System class definition.  Timer class.  Switch_Phone_State class.
						

Modification history:
8/1/98:	RPF. Started.
8/5/98: RPF. Vector problems, switch to arrays.
8/8/98: RPF. Change to Connector/Wire architecture.
							Don't retain connectors in system array, just in switch array.


*/

class System {
	public:
		
		Phone* phones[MAX_PHONES];
		Switch* switches[MAX_SWITCHES];
		Switch_Phone_State* phone_states[MAX_PHONES];
		
		Log *the_log;
		
		int time, max_steps;
		int num_switches, num_phones;
		string *log_file;
		bool flog, clog;
		
		// local vars
		Switch *a_switch;
		Phone *a_phone;
		Connector *connector1, *connector2;
		Wire *wire1, *wire2;
		
		System(int how_many_phones);
		void sys_init();
		void run(int max_steps, string *log_file_name, bool cout_logging, int rseed);
		
	};	

class Timer {
	public:
		bool on; // timer's on
		int set_for;  // sys->time that "timer alarm sounds"
		
		void start(int duration);	// will go off after duration steps
		int start(int min_duration, int max_duration);	// chooses random duration
		void shut_off();	// shuts it off completely (not a pause)
		int remaining();	// how much time left?
		bool is_on();	// is it running?
		bool rang();	// has it rung?
		
		Timer();

	};