// DoubleList.cpp - wdg - 2009
// implementation code for a list of doubles

#include <fstream>   
#include <iostream>
using namespace std;
#include "DoubleList.h"

DoubleList::DoubleList() : count(0) 
{
}

void DoubleList::add(double item) 
{
  if(count==MAX)
      return;
   A[count]=item;
   count++;
}

double DoubleList::getItem(int position) const
{
   if(position<0 || position>=count)
      return NO_SUCH_ELEMENT;
   else
      return A[position];
}

void DoubleList::loadFile(string fileName) 
{
   ifstream inFile;
   inFile.open( fileName.c_str() );
   if( !inFile ) {
      cout << "Could not open file" << fileName << endl;
      return;
   }
   cout << "Loading ";
   double temp;
   while( (count<MAX) && (inFile >> temp) ) {        
      cout << temp << " ";
      A[count]=temp;
      count++;
   }   
   cout << endl;
   inFile.close();
}


// a very inadequate test program
int main( ) 
{
   DoubleList B;  // calls constuctor
   B.loadFile("numbers.txt"); // integers 1 up to 10
   B.add(1.414);
   cout << B.getItem(0) << " " << B.getItem(10) << endl;
   return 0;
}