line2.add(new PositionImpl(positionFactory.createDirectPosition(new double[]{70, 80})));
ArrayList<Position> line3 = new ArrayList<Position>();
line3.add(new PositionImpl(positionFactory.createDirectPosition(new double[]{70, 80})));
line3.add(new PositionImpl(positionFactory.createDirectPosition(new double[]{90, 70})));
line3.add(new PositionImpl(positionFactory.createDirectPosition(new double[]{100, 60})));
line3.add(new PositionImpl(positionFactory.createDirectPosition(new double[]{100, 40})));
ArrayList<Position> line4 = new ArrayList<Position>();
line4.add(new PositionImpl(positionFactory.createDirectPosition(new double[]{100, 40})));
line4.add(new PositionImpl(positionFactory.createDirectPosition(new double[]{80, 30})));