/**
 * A helper class for the maze solver
 * 
 * @author geoffreytowell
 *
 */
public class Coordinate
{
    /**
     * The location on the first dimension of the maze
     */
    private int d1;
    
    /**
     * The location along the second dimension of the maze
     */
    private int d2;
    
    /**
     * Construct a coordinate using the given dimensions
     * @param d1
     * @param d2
     */
    public Coordinate(int d1, int d2)
    {
	this.d1=d1;
	this.d2=d2;
    }
 
    /**
     * Construct a coordinate by adding the two given coordinates
     * @param starter
     * @param adder
     */
    public Coordinate(Coordinate starter, Coordinate adder)
    {
	this.d1 = starter.getD1()+adder.getD1();
	this.d2 = starter.getD2()+ adder.getD2();
    }

    public int getD1()
    {
        return d1;
    }

    public void setD1(int d1)
    {
        this.d1 = d1;
    }

    public int getD2()
    {
        return d2;
    }

    public void setD2(int d2)
    {
        this.d2 = d2;
    }

    @Override
    public String toString()
    {
	return "<"+d1+","+d2+">";
    }
    
}