//should not go here
System.out.println("ElbowHandle2: should not go here");
}
} else {//���ѿ�ʼ��
Point p1 = line.pointAt(fSegment);
Point p2 = line.pointAt(fSegment + 1);
int _x = (p1.x + p2.x) / 2;
int _y = (p1.y + p2.y) / 2;
line.insertPointAt(new Point(_x, _y), fSegment + 1);
line.insertPointAt(new Point(_x, _y), fSegment + 1);