mpl.add(new MenuItem(\"DDA画线\")) mpl.add(new MenuItem(\"中点画线\")) mpl.add(new MenuItem(\"Bresenham画线\")) mpl.addActionListener(this) mp2=new Menu(\"画圆\") mp.add(mp2) mp2.add(new MenuItem(\"公式法画圆\")) mp2.add(new MenuI

本程序是利用中点画线法画圆程序，可以根据需求画出套圈的圆-This procedure is the use of stipple line method drawcircle procedures, can be painted in accordance with the needs of a round ferrule