//Applet : Morph - Sep 11 '99.
//Author : Laxmi Narayana .Kota
// E-mail id: laxmikota@hotmail.com
import java.awt.*;
import java.awt.image.*;
import java.awt.event.*;
import java.applet.*;
public class Morph extends Applet implements Runnable{
boolean isStandalone = false;
int w,h,cnt=0,cnt1=0,totalpictures,temp,max,delay;
int buf[],clearbuf[],bufimg[][],imagewidth,imageheight;
static int zoomout=1;
int lsmargin[],rsmargin[],ldmargin[],rdmargin[],lscnt=0,rscnt=0,clear[],ldcnt=0,rdcnt=0;
int srcdif,dstdif,tempdif,xdif,xinc;
int tcnt=0, bcnt=0,tsmargin=0,bsmargin=0,tdmargin=0,bdmargin=0;
int dsthdif,srchdif,preh,yinc;
// l - left ; r- right; ls - left source; rs - right source
// t- top of the image; b - bottom of the image
// ld - left margin of destination image
// rd - right margin 0f destination image
Thread t;
Image img[],img1;
MediaTracker med;
PixelGrabber pg[];
String imagenames[],bgcolor,fontcolor,author;
Graphics offscreengraphics;
Image offscreenimage=null;
public String getParameter(String key, String def) {
return isStandalone ? System.getProperty(key, def) :
(getParameter(key) != null ? getParameter(key) : def);
}
public Morph() {
}
public void init() {
//t=new Thread(this);
try{
totalpictures=Integer.parseInt(getParameter("totalpictures","0"));
bgcolor=this.getParameter("bgcolor","0x000000");
fontcolor=this.getParameter("fontcolor","0x00ff00");
max=Integer.parseInt(getParameter("fadecount","30"));
delay=Integer.parseInt(getParameter("delay","30"));
author=getParameter("author","");
}catch(Exception exce){}
if(!author.equalsIgnoreCase("Laxminarayana.kota"))
System.exit(0);
this.setBackground(new Color(Integer.parseInt(bgcolor.substring(2),16)));
img=new Image[totalpictures];
imagenames=new String[totalpictures];
if(totalpictures >0 )
{ try{
for(int i=0;i<totalpictures;i++)
imagenames[i]=getParameter("imagenames["+i+"]","");
}catch(Exception exce){}
}
for(int i=0;i<totalpictures;i++)
img[i]=getImage(getCodeBase(),imagenames[i]);
med=new MediaTracker(this);
for(int i=0;i<img.length;i++)
med.addImage(img[i],0);
//t.start();
}
public void start() {
t= new Thread(this);
t.start();
}
public void run()
{
try{
med.waitForAll();
imagewidth=img[0].getWidth(null);imageheight=img[0].getHeight(null);
buf=new int[imagewidth*imageheight];clearbuf=new int[imagewidth*imageheight];
lsmargin=new int[imageheight];rsmargin=new int[imageheight];
ldmargin=new int[imageheight];rdmargin=new int[imageheight];
clear=new int[imageheight];
for(int i=0;i<imageheight;i++)
for(int j=0;j<imagewidth;j++)
{buf[imagewidth*i+j]=0xffffff; clearbuf[imagewidth*i+j]=0xffffff;}
for(int i=0; i<imageheight; ++i)
clear[i]=0;
bufimg=new int[img.length][imagewidth*imageheight];
clear=new int[imageheight];pg=new PixelGrabber[img.length];
for(int i=0;i<img.length;i++)
{pg[i]=new PixelGrabber(img[i],0,0,imagewidth,imageheight,bufimg[i],0,imagewidth);
pg[i].grabPixels();
}
}catch (InterruptedException exce){getAppletContext().showStatus("Loading images is failed");}
try{
for(;;){
cnt++;
if(cnt>max)
{ cnt1++; if(cnt1>img.length-1)cnt1=0;
cnt=0;
}
temp=(cnt1 <(img.length-1)) ? 1+cnt1 : 0;
System.arraycopy(clearbuf,0,buf,0,imagewidth*imageheight);
tcnt=0;
/* System.arraycopy(clear,0,lsmargin,0,imageheight);
System.arraycopy(clear,0,rsmargin,0,imageheight);
System.arraycopy(clear,0,ldmargin,0,imageheight);
System.arraycopy(clear,0,rdmargin,0,imageheight);*/
if(cnt>=0 && cnt<=1){
for(int i=0; i<imageheight; ++i) // left margin of source image
{lscnt=0;rscnt=0;
for(int j=0; j<zoomout*imagewidth; ++j)
{ if(lscnt==0 && j>0){
if( filter(bufimg[cnt1][imagewidth*i+j*imagewidth/(zoomout*imagewidth)],11) != filter(bufimg[cnt1][imagewidth*i],11) ){
lsmargin[i]=j/zoomout;lscnt++;
if(tcnt==0){tsmargin=i;tcnt++;}else tcnt++;}
}
}
}
bsmargin=tcnt + tsmargin;tcnt=0; // takes up the bottom margin of the image
for(int i=0; i<imageheight; ++i) // for right margin of soure image
{rscnt=0;
for(int j=0; j<zoomout*imagewidth; ++j)
{ if (rscnt==0 && j<zoomout*imagewidth){
if( filter(bufimg[cnt1][imagewidth*i+(zoomout*imagewidth-1-j)*imagewidth/(zoomout*imagewidth)],11) != filter(bufimg[cnt1][imagewidth*i+imagewidth-1],11) ){
rsmargin[i]=j/zoomout;rscnt++;}
}
}
}
for(int i=0; i<imageheight; ++i)// left margin of destination image
{ldcnt=0;rdcnt=0;
for(int j=0; j<zoomout*imagewidth; ++j)
{ if(ldcnt==0 && j>0){
if( filter(bufimg[temp][imagewidth*i+j*imagewidth/(zoomout*imagewidth)],11) != filter(bufimg[temp][imagewidth*i],11) ){
ldmargin[i]=j/zoomout;ldcnt++;
if(tcnt==0){tdmargin=i;tcnt++;}else tcnt++; }
}
}
}
bdmargin=tcnt+tdmargin;tcnt=0; // bottom margin of the destination image
for(int i=0; i<imageheight; ++i) //right margin of destination image
{ rdcnt=0;
for(int j=0; j<zoomout*imagewidth; ++j)
{ if (rdcnt==0 && j<zoomout*imagewidth){
if( filter(bufimg[temp][imagewidth*i+(zoomout*imagewidth-1-j)*imagewidth/(zoomout*imagewidth)],11) != filter(bufimg[temp][imagewidth*i+imagewidth-1],11) ){
rdmargin[i]=j/zoomout;rdcnt++;}
}
}
}
}
for(int k=0;k<imageheight;++k)
{ dsthdif=bdmargin-tdmargin; //132
srchdif=bsmargin-tsmargin; // 76
yinc=tsmargin - (tsmargin - tdmargin)*cnt/max;//27-25*30/30=2
preh=srchdif - (srchdif - dsthdif)*cnt/max;//76- (-56)*30/30=134
if(k>=yinc && k<=yinc+preh)
{for(int j=0;j<imagewidth;++j)
{int scalehsrc,scalehdst;
scalehsrc=tsmargin+(k-yinc)*srchdif/preh;//27+(132)*76/132
scalehdst=tdmargin+(k-yinc)*dsthdif/preh;//2+76*132/76
dstdif=(imagewidth-1-rdmargin[scalehdst]) - ldmargin[scalehdst];
srcdif=(imagewidth-1-rsmargin[scalehsrc]) - lsmargin[scalehsrc];
xdif=lsmargin[scalehsrc] - ldmargin[scalehdst];
xinc=lsmargin[scalehsrc] - xdif*(cnt)/max; //(max-cnt)/max;
tempdif=srcdif - (srcdif-dstdif)*(cnt)/max;
if(j>xinc && j<=xinc+tempdif)
{int x1,x;
x=imagewidth*scalehsrc+lsmargin[scalehsrc]+(j-xinc)*srcdif/tempdif;// for src image
x1=imagewidth*scalehdst+ldmargin[scalehdst]+(j-xinc)*dstdif/tempdif;// for dst image
buf[imagewidth*k+j]=0xff<<24 |( compositefilter(bufimg[cnt1][x],max-cnt)+compositefilter(bufimg[temp][x1],cnt));
}else buf[imagewidth*k+j]=0xff000000;
}
}
}
img1=createImage(new MemoryImageSource(imagewidth,imageheight,buf,0,imagewidth));
if(cnt==max) t.sleep(1000);
else t.sleep(delay);
repaint();
}
}catch(InterruptedException e){}
}
public synchronized void update(Graphics g)
{
Dimension d = getSize();
if((offscreenimage == null))
{
offscreenimage = createImage(d.width, d.height);
offscreengraphics= offscreenimage.getGraphics();
}
offscreengraphics.setColor(getBackground());
offscreengraphics.fillRect(0, 0, d.width, d.height);
paint(offscreengraphics);
g.drawImage(offscreenimage, 0, 0,this);
}
public void paint(Graphics g)
{
if(med.statusAll(false)==med.COMPLETE)
g.drawImage(img1,0,0,this);
else
{ g.setColor(new Color(Integer.parseInt(fontcolor.substring(2),16)));
g.drawString("Loading Images Please wait...",20,100);
}
}
public void stop() {
t.interrupt();
}
public void destroy() {
if(t != null){t=null;}
}
public String getAppletInfo() {
return "Morph by LaxmiNara
Java Applet 入门 （108个子文件） 
shipexplode.au 22KB alert.au 15KB explosion.au 11KB laser.au 3KB FallingStars.class 17KB Bullets.class 12KB TextBouncer.class 9KB Morph.class 8KB colors.class 6KB Clock2.class 5KB clock7am.class 5KB VColorScroll.class 5KB magnifier.class 4KB ripple.class 4KB MagicLine1.class 4KB MagicLine2.class 4KB Clock.class 3KB Ziti.class 2KB TestRunnable.class 2KB TimeShow.class 2KB TimeShow.class 2KB TimeShow.class 2KB TimeShow.class 2KB TimeShow.class 2KB TimeShow.class 2KB Clock.class 2KB Applet1.class 1KB KeyStrike.class 1KB ShuZu.class 1KB Leixing.class 1KB DanXuan.class 1KB Applet1.class 1KB Mouse.class 1KB FuXuan.class 987B Liebiao1.class 977B Applet1.class 890B Applet3.class 794B Applet2.class 722B Jinzita.class 646B Aa1.class 610B HelloWorld.class 546B Applet1.class 520B
026.gif 23KB 058.gif 21KB clock64.gif 4KB shipexplode.gif 2KB star.gif 864B ship.gif 220B 13.htm 21KB 1.htm 13KB 1.htm 12KB 01009.htm 11KB 12.htm 11KB 15.htm 10KB 11.htm 9KB 13.htm 9KB 1.htm 9KB 13.htm 9KB 1.htm 8KB 1.htm 8KB 14.htm 8KB 12.htm 8KB 16.htm 8KB 15.htm 7KB 13.htm 7KB 01009a.htm 7KB 12.htm 7KB 11.htm 7KB 11.htm 7KB 14.htm 7KB 12.htm 6KB 1.htm 6KB 11.htm 2KB juan.htm 794B ch.htm 747B tan.htm 704B 12.htm 704B Morph.htm 605B touying.htm 494B fangda.htm 418B snoopy.htm 300B xj.htm 281B diqiu.htm 259B color.htm 237B
index.html 3KB line.html 697B starwar.html 159B Morph.java 8KB Applet1.java 2KB Ziti.java 2KB
y1.jpg 29KB y3.jpg 23KB pic.jpg 11KB author.JPG 11KB y2.jpg 7KB male.jpg 7KB spoon.jpg 5KB
xj.zip 45KB laxmi.zip 27KB touying.zip 26KB共 108 条
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