import?java.awt.*;
import?java.applet.*;

public?class?FlyTextapplet?extends?applet?implements?Runnable{
???
???Image?image;?//該applet的Image對(duì)象
???Graphics?graphics;?//該applet的Graphics對(duì)象
???Font?font;?//顯示字體
???String?message;?//顯示文本
???Thread?thread;?//飛行運(yùn)動(dòng)線程
???int?xpos?ypos?fontsize;?//X坐標(biāo)Y坐標(biāo)及字體大小
???
???public?void?init（）{???
??????image?=?createImage（getSize（）.width?getSize（）.height）;???//得到Image實(shí)例
??????graphics?=?image.getGraphics（）;??//得到Graphics實(shí)例
??????message?=?getParameter（“Text“）;?//得到文本參數(shù)
??????if（message?==?null）{?//如果顯示文本為空
?????????message?=?“飛行文字“;?//設(shè)置默認(rèn)文本
???????}
??????font?=?new?Font（“TimesRoman“?Font.BOLD?10）;??//實(shí)例化字體
???}
???
???public?void?start（）{
??????if（thread?==?null）{
?????????thread?=??new?Thread（this）;??//實(shí)例化線程
?????????thread.start（）;?//運(yùn)行線程
??????}
???}
???
???public?void?run（）{
??????while（thread?!=?null）{?????????
?????????if（fontsize?>getSize（）.height）?//如果字體尺寸過大
????????????fontsize?=?0;?//重設(shè)字體尺寸
?????????try

?屬性????????????大小?????日期????時(shí)間???名稱
-----------?---------??----------?-----??----
?????文件??????260434??2004-05-14?17:16??35-1.bmp
?????文件??????260434??2004-05-14?17:17??35-2.bmp
?????文件?????????194??2004-05-13?18:24??FlyText.HTML
?????文件????????2259??2004-05-18?23:06??FlyTextapplet.class
?????文件????????2276??2004-05-18?23:08??FlyTextapplet.java