private void refresh(HuntField matrix) {
        label.setText("Hunters "+matrix.getNumberOfItems('H')+ " Ducks "+matrix.getNumberOfItems('D'));
        for (int i = 0; i < bMatrix.length; i++) {
            for (int j = 0; j < bMatrix[0].length; j++) {
                if (matrix.getItemType(new Position(i, j)) == 'D') {
                    bMatrix[i][j].setIcon(new ImageIcon("Images//patoPequeño.png"));
                }
                if (matrix.getItemType(new Position(i, j)) == 'H') {
                    bMatrix[i][j].setIcon(new ImageIcon("Images//cazador.png"));
                }
                if (matrix.getItemType(new Position(i, j)) == 'T') {
                    bMatrix[i][j].setIcon(new ImageIcon("Images//arbol.png"));
                }
                if (matrix.getItemType(new Position(i, j)) == ' ') {
                    bMatrix[i][j].setIcon(new ImageIcon("Images//campo.png"));
                }
            }
        }
    }