J2me制作会动的波浪字体方法及代码

文章作者 100test 发表时间 2007:11:14 12:48:49
来源 100Test.Com百考试题网

import javax.microedition.lcdui.*.
import javax.microedition.midlet.*.
public class DrawCanvas extends MIDlet implements CommandListener {
private Command exitCommand.
private HCanvas sg.
public DrawCanvas() {
exitCommand = new Command("Exit", Command.EXIT, 1).
sg = new HCanvas().
sg.addCommand(exitCommand).
sg.setCommandListener(this).
Display.getDisplay(this).setCurrent(sg).

}
protected void startApp(){
}
protected void pauseApp() {
}
protected void destroyApp(boolean arg0){
}
public void commandAction(Command c, Displayable d) {
if (c == exitCommand) {
destroyApp(false).
notifyDestroyed().
}
}
}
class HCanvas extends Canvas implements Runnable{

private String str=new String("PRESS 5").
private int[] ak={0,0,0,0,0,0,0,1,2,3,3,2,1,0,0,0,0,0,0,0}.
boolean kaishi=true.
private int k=6.

public HCanvas (){
new Thread(this).start().
}

protected void paint(Graphics g){
g.setColor(0x00ffffff).
g.fillRect(0,0,getWidth(),getHeight()).
g.setColor(0x00000000).
for(int i=0.i< str.length().i ){
g.drawString(str.substring(i,i 1),20 i*7,10-ak[k-i],0).
g.drawString(str.substring(i,i 1),21 i*7,11-ak[k-i],0).//加重字体7是字体宽度
}
}
public void run(){
while(kaishi){
try {
repaint(). //再描绘
Thread.sleep(70). //等待一定时间
k .
if(k>(ak.length-1)) k=6.
}
catch(InterruptedException e){}
}
}
}