Window.java

import java.awt.GridLayout;
import java.awt.event.KeyListener;
import java.util.ArrayList;

import javax.swing.JFrame;


class Window extends JFrame {
	private static final long serialVersionUID = -2542001418764869760L;
	public static ArrayList<ArrayList<DataOfSquare>> Grid;
	public static int width = 20;
	public static int height = 20;

	public Window() {
		
		
		// Creates the arraylist that'll contain the threads
		Grid = new ArrayList<ArrayList<DataOfSquare>>();
		ArrayList<DataOfSquare> data;

        for(int i=0;i<width;i++) {
            data = new ArrayList<DataOfSquare>();

            for(int j = 0; j< height; j++){
                DataOfSquare c = new DataOfSquare(2);
                data.add (c);
            }
            Grid.add(data);
        }

        getContentPane().setLayout(new GridLayout(20,20,0,0));
    	
        for(int i=0; i<width; i++){
            for(int j=0;j<height;j++){
                getContentPane().add(Grid.get(i).get(j).square);

                for(int k=0; k<width; k++){
                    for(int r=0; r<height;r++){
                            getContentPane().add(Grid.get(i).get(j).square);
                    }
                }
            }
        }

        Tuple position = new Tuple(10,10);
        ThreadsController c = new ThreadsController(position);
        c.start();
        this.addKeyListener((KeyListener) new KeyboardListener());
    }
}