// ferrysimview.h 
// ---------------------------------------------------------------------- 
// 
// CSE 143 
// Homework 4 
// http://www.cs.washington.edu/education/courses/143/00su/homework/ 
// 21 Jul 2000, Man-Hing Wong, Martin Dickey, Ken Yasuhara


#ifndef _FERRYSIMVIEW_H_
#define _FERRYSIMVIEW_H_

#include <assert.h>
#include "carqueue.h"
#include "ferrysim.h"
#include "GP142display.h"
#include "GP142.h"

// This is needed because the classes FerrySim and FerrySimView 
// reference each other.
class FerrySim; 

class FerrySimView { 
public:   
  FerrySimView(FerrySim *newSimPtr, double newTimeUnitsPerGP142Event);

  // paint the overall picture
  void paintSnapshot();    
 
  // paint a car queue starting at location (x, y)
  void paintCarQueue(const CarQueue &carQ, int x, int y);   

  // paint a car and number of passenger at location (x, y) 
  void paintCar(const Car *carPtr, int x, int y);   

  // paint a ferry at location (x, y)
  void paintFerry(int x, int y);   

  // paint heading, ticket office, boarding station and dock
  void paintBackground();   

  // paint statistics such as time, number of car boarded and
  // total ticket revenue
  void paintStatistics(); 

  // cause delay proportional to specified duration
  void pause (int duration);
  
private:   
  // disallow default construction, copy construction, assignment,
  // not only in client code, but also inside methods
  FerrySimView() { assert(false); }
  FerrySimView(const FerrySimView &other) { assert(false); }
  FerrySimView &operator=(const FerrySimView &other) { assert(false); return *this; }

  FerrySim *simPtr; 	
  GP142Display display; 

	// make this constant larger for faster simulation,
  // smaller to slow it down
	double timeUnitsPerGP142Event;
}; 


#endif // _FERRYSIMVIEW_H_