MovablePoint

public class Main {

    public static void main(String[] args) {
        MouseMover mm = new MouseMover(800, 600);
        System.out.printf("Screen size is w:%d h:%d\n", mm.getWidth(), mm.getHeight());
        System.out.printf("Mouse position is X:%d Y:%d\n", mm.getX(), mm.getY());
        while (mm.moveUp() && mm.moveLeft()) {
            System.out.printf("Mouse position is X:%d Y:%d\n", mm.getX(), mm.getY());
        }
        System.out.println("Changing directions...");
        while (mm.moveDown() && mm.moveRight()) {
            System.out.printf("Mouse position is X:%d Y:%d\n", mm.getX(), mm.getY());
        }
    }
}