package src.ex8;

import java.util.List;

import java.util.ArrayList;

public class PolyLine {

private List<Point> points = new ArrayList<Point>();

public PolyLine() { } // default constructor

public PolyLine(List<Point> points) {

this.points = points;

}

public void appendPoint(Point point) {

points.add(point);

}

public void appendPoint(int x, int y) {

points.add(new Point(x, y));

}

public String toString()

{

StringBuilder sb = new StringBuilder();

int i = 0;

for (Point aPoint : points) {

if (i != 0) {

sb.append(", ");

}

sb.append(aPoint.toString());

i++;

}

return sb.toString();

}

}