// File: DaysElapsedInYear.cpp
// Days Elapsed application; uses polymorphism to access date info
// Prepared by Dr. Spiegel
 #include <iostream>
 #include <cstdlib>
 #include "Year.h"
 #include "LeapYear.h"

 using namespace std;

 // Forgive me for violating ordering convention
 // Parameter MUST be a reference
 void printResult(Year &theDate)
 { cout << theDate.daysElapsed() << endl;
 } 

 // Will be called when Return is pressed in the TextField
 int main(int argc,char **argv)
 {if (argc==1) {
    cerr << "Form:  days <month> <day> <year>\n";
    exit(-1);
  }  
  int month=atoi(argv[1]), day=atoi(argv[2]), year=atoi(argv[3]);
  Year theDate;
  cout << "Days Elapsed as of " << month << "/" << day << " is "; 
  // Initialize theDate to refer to the correct object type
  // Can use LeapYear to access static method
  if (Year::isLeapYear(year)) {
	  LeapYear LY(month,day,year);
	  printResult(LY);
  }
  else {
	  Year Y(month,day,year);
	  printResult(Y);
  }
 }