/* オブジェクト指向サンプル カプセル化,メソッド追加 */ import java.applet.Applet; import java.awt.Graphics; public class xSmpObj03 extends Applet { xPoint xa = new xPoint(); xPoint xb = new xPoint(); public void init(){ xa.ix = 0; xa.iy = 0; xb.ix = 100; xb.iy = 100; } public void paint(Graphics xg){ xa.tunagu(xg, xb); } } class xPoint{ // インスタンス変数 public int ix, iy; //メソッド public void tunagu(Graphics xg, xPoint xaite){ xg.drawLine(ix, iy, xaite.x, xaite.y); } }