?? gameobject.java
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package fly;import javax.microedition.lcdui.game.*;import javax.microedition.lcdui.*;/** * <p>Title: </p> * <p>Description: </p> * <p>Copyright: Copyright (c) 2004</p> * <p>Company: </p> * @author not attributable * @version 1.0 */public class GameObject { public Sprite sprite; public boolean alive; private int lifecount=0; public int lifetime=0; public int speed=0; private int animcount=0; public GameObject(Image img,int width,int height){ sprite=new Sprite(img,width,height); reset(); } public void move(int dx,int dy){ sprite.move(dx,dy); } public void moveto(int x,int y){ sprite.setPosition(x,y); } public void update(){ if(!alive) return; if(++animcount>speed){ animcount=0; sprite.nextFrame(); if(lifetime!=0 && ++lifecount>lifetime) alive=false; } } public void paint(Graphics g){ if(!alive) return; sprite.paint(g); } public void reset(){ alive=true; lifecount=0; animcount=0; sprite.setFrame(0); }}?? 快捷鍵說明
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