一个简单问题，怎么实现照片之间的渐变。

[dong1106]

想把两张照片逐渐把一张变成另一张，需要怎么做，谢谢。

[dong1106]

不会吧，大家帮帮我吧

[lewfn]

你这个渐变说的太。。。。。不知道要什么样的效果。
全部打散用洋葱皮效果也行。
ALPHA的淡入淡了也行，

[snowskyplay]

1。做一个百叶窗~~~
2。alpha值淡入淡出

[qingyuan18]

渐变的效果多了，你要作那一种？
我的主页上有图形渐变的实例，你看看用得着不吧：www.scie.uestc.edu.cn/homepage/qingyuan/index.html

[小藤]

<script language="JavaScript1.2">

var slideshow_width=301//SET IMAGE WIDTH
var slideshow_height=149 //SET IMAGE HEIGHT
var pause=3000 //SET PAUSE BETWEEN SLIDE (3000=3 seconds)

var fadeimages=new Array()
//SET IMAGE PATHS. Extend or contract array as needed
fadeimages[0]="图片1"
fadeimages[1]="图片2"
fadeimages[2]="图片3"
fadeimages[3]="图片4"
fadeimages[4]="图片5"




var preloadedimages=new Array()
for (p=0;p<fadeimages.length;p++){
preloadedimages[p]=new Image()
preloadedimages[p].src=fadeimages[p]
}

var ie4=document.all&&navigator.userAgent.indexOf("Opera")==-1
var
dom=document.getElementById&&navigator.userAgent.indexOf("Opera")==-1

if (ie4||dom)
document.write('<div
style="position:relative;width:'+slideshow_width+';height:'+slideshow_height+';overflow:hidden"><div id="canvas0"
style="position:absolute;width:'+slideshow_width+';height:'+slideshow_height+';top:0;filter:alpha(opacity=10);-moz-opacity:10"></div><div
id="canvas1"
style="position:absolute;width:'+slideshow_width+';height:'+slideshow_height+';top:0;filter:alpha(opacity=10);-moz-opacity:10"></div></div>')
else
document.write('<img name="defaultslide" src="'+fadeimages[0]+'">')

var curpos=10
var degree=10
var curcanvas="canvas0"
var curimageindex=0
var nextimageindex=1


function fadepic(){
if (curpos<100){
curpos+=10
if (tempobj.filters)
tempobj.filters.alpha.opacity=curpos
else if (tempobj.style.MozOpacity)
tempobj.style.MozOpacity=curpos/100
}
else{
clearInterval(dropslide)
nextcanvas=(curcanvas=="canvas0")? "canvas0" : "canvas1"
tempobj=ie4? eval("document.all."+nextcanvas) :
document.getElementById(nextcanvas)
tempobj.innerHTML='<img src="'+fadeimages[nextimageindex]+'">'
nextimageindex=(nextimageindex<fadeimages.length-1)? nextimageindex+1 :
0
setTimeout("rotateimage()",pause)
}
}

function rotateimage(){
if (ie4||dom){
resetit(curcanvas)
var crossobj=tempobj=ie4? eval("document.all."+curcanvas) :
document.getElementById(curcanvas)
crossobj.style.zIndex++
var temp='setInterval("fadepic()",50)'
dropslide=eval(temp)
curcanvas=(curcanvas=="canvas0")? "canvas1" : "canvas0"
}
else
document.images.defaultslide.src=fadeimages[curimageindex]
curimageindex=(curimageindex<fadeimages.length-1)? curimageindex+1 : 0
}

function resetit(what){
curpos=10
var crossobj=ie4? eval("document.all."+what) :
document.getElementById(what)
if (crossobj.filters)
crossobj.filters.alpha.opacity=curpos
else if (crossobj.style.MozOpacity)
crossobj.style.MozOpacity=curpos/100
}

function startit(){
var crossobj=ie4? eval("document.all."+curcanvas) :
document.getElementById(curcanvas)
crossobj.innerHTML='<img src="'+fadeimages[curimageindex]+'">'
rotateimage()
}

if (ie4||dom)
window.onload=startit
else
setInterval("rotateimage()",pause)
</script>

[lgzz]

可以用打散,然后形状渐变过去

[jiagao]

使用Tween类，网上找一下教程吧。