//theMain.cpp
#include<iostream>
using namespace std;
#include"BetterTime.h"
#include"globalfns.h"

int main()
  {
  Time early, late;
  int i;
  early.Set24(7,0);
  late.Set24(23,55);
  
  cout << "Early " << '\t';
  early.Display24(); //can't cout << early
  cout << '\t';
  (++early).Display24(); 
  cout << endl;
  
  if (early < late)
    cout <<"early is earlier than late.\n";
  else cout <<"late is earlier than early.\n";
  //can't ask
  //  if (late > early)

  cout << "Late  ";
  for (i=1;i<=10;i++)
    {
    (++late).Display24();
    cout << "  ";
    }
  cout << endl;

  if (early < late)
    cout <<"early is earlier than late.\n";
  else cout <<"late is earlier than early.\n";


  Time alsoearly=early;
     //assignment, compiler provided
  cout << "early and alsoearly: ";
  if (early==alsoearly)  //compare, we provided
    cout << "Equal\n";
  else cout << "Unequal\n";
  if (early!=alsoearly)
    cout << "unequal\n";
  else cout << "equal\n";

  cout << "early and late: ";
  if (early==late)
    cout << "Equal\n";
  else cout << "Unequal\n";
  if (early!=late)
    cout << "unequal\n";
  else cout << "equal\n";
  
  cout << "Now for adding (non-member function) \n";
  late.Set24(22,34);
  early.Set24(1,15);
  late.Display24();
  cout<< " plus ";
  early.Display24();
  cout << " is ";
  Time sum, difference;
  sum = late + early; //non-member operator+ called here
  sum.Display24();
  cout << endl;
  cout << "Now for subtracting (member function)\n";
  late.Display24();
  cout<< " minus ";
  early.Display24();
  cout << " is ";
  difference = late - early; //member operator- called here
  difference.Display24();
  cout << endl;
  cout <<"Other way around ";
  early.Display24();
  cout<< " minus ";
  late.Display24();
  cout << " is ";
  difference = early - late;
  difference.Display24();
  cout << endl;
  
  
  late.Set24(23,54);
  late.Display24();
  cout<< " plus ";
  early.Display24();
  cout << " is ";
  sum = late + early;
  sum.Display24();

  return 0;
  }