//--------------------------------------------------------------------
//
//  Laboratory 2                                       lab02-ex1.cpp
//
//  Copy of first example problem in prelab section that demonstrates
//  the standard way to process a point list. This introduces the
//  standard method for other list implementations (labs 3,4,7,9).
//
//--------------------------------------------------------------------

#include <iostream>
#include "ptlist.h"

using namespace std;

void main ()
{
    PointList polygon;   // Set of vertices for a polygon
    Point vertex;        // Vertex
  
    // Read in the polygon's vertices.

    cout << "Enter the polygon's vertices (end with eof) : ";
    while ( cin >> vertex.x >> vertex.y && !polygon.isFull() )
        polygon.append(vertex);

    // Output the vertices one per line.
        
    if ( !polygon.isEmpty() )
    {
       polygon.gotoBeginning();            // Go to beginning of list
       do
       {
          vertex = polygon.getCursor();
          cout << "(" << vertex.x << "," 
               << vertex.y << ")" << endl;
       }
       while ( polygon.gotoNext() );      // Go to next point (if any)
    }
}