content.setLayout(null);
lineCursor.setVisible(true);
lineCursor.setBounds(x1, y1, Math.abs(x2-x1), Math.abs(y2-y1));
lineCursor.setLayout(null);
lineCursor.setBorder(null);
lineCursor.displayLine(0, 0, 0, 0);
this.setLineCursor(lineCursor);
content.add(lineCursor);
}
/**