麻烦各位帮我看看!!
import java.applet.Applet;
import java.awt.*;
import java.awt.image.*;
import java.net.URL;
public class DissolveFilterTest extends Applet {
private Image im,alpha;
private int alphavalue;
public void init () {
loadImage ();
filterImage ();
}
public void paint (Graphics g) {
int imw=im.getWidth (this);
g.drawImage (im,0,0,this);
g.drawImage(alpha,imw,0,this);
}
private void loadImage () {
try {
URL ur1=getClass ().getResource ("22.jpg");
im=createImage ( (ImageProducer) ur1.getContent ());
}
catch (Exception e) {
e.printStackTrace ();
}
MediaTracker mt=new MediaTracker (this);
mt.addImage (im,0);
try {
mt.waitForID (0);
}
catch (Exception e) {
e.printStackTrace ();
}
}
private void filterImage () {
35 alpha=createImage ( new FilteredImageSource( im.getSource (), new DissolveFilter (50)))
}
}
上面的程序编译通不过!提示说不能解析符号DissolveFilter,我不知道这个类到底存不存在,或者是不是我的语法不对,麻烦各位帮忙看看!!多谢了!!!