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<title>前端开瀑布流效果—lvhui.org</title>
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body,ul,p,h2,h3{margin:0;padding:0;}
li{list-style:none};
a {text-decoration:none;}
h3 {font:14px "微软雅黑";}
strong { font-weight:normal; font-size:12px; color:#808080;height:24px; line-height:24px; float:left; padding:0 7px; cursor:pointer;}
.clear{zoom:1}
.clear:after{content:"";display:block;clear:both;}
.parent{width:1000px; overflow:hidden; margin:50px auto 0;}
.parent li { width:240px; float:left;margin-right:10px;overflow:hidden;}
.parent li div[class='tag']{width:229px;border:1px solid #b6b6b6; margin-bottom:10px; border-top:4px solid #6f6f6f; padding:12px 0 0 9px;}
.parent li:first-child a{ background:#f0f0f0; text-decoration:none; margin:4px 5px 5px 0;display:inline-block; height:22px; line-height:22px; font-size:12px; color:#a0a0a0; padding:0 10px; border:1px solid #e2e2e2; border-radius:20px;}
.parent li:first-child a:nth-of-type(1) { background:#ff9231; color:#fff;}
.parent li:last-child{margin-right:0;}
.parent li div[class='boBtn'] { width:221px; margin:10px 0 0 -10px; padding-top:17px;}
.parent li div[class='boBtn'] div {margin-bottom:10px;}
.parent li div[class='boBtn'] p{ float:left; height:24px; line-height:24px; background:#fefefe;margin-bottom:6px; border-radius:15px;-webkit-border-radius:15px;-moz-border-radius:15px; border:1px solid #ddd; overflow:hidden;}
.parent li div[class='boBtn'] span { float:left; padding:0 10px; font-size:12px; height:24px; line-height:24px;}
.active { background:#ff9231; color:#fff;}
.parent .pic {margin-bottom:10px; border:1px solid #dadada; overflow:hidden; }
.parent .pic h3 { padding-top:5px;height:20px; line-height:20px; text-align:center; color:#00c0ff; text-shadow:1px 1px 3px rgba(255,255,255,.5)}
.parent .pic p { font-size:12px; color:#aaa;padding:5px 10px; text-indent:2em; line-height:20px; background:#fbfbfb;color:#aaa;}
img { width:240px; border:none; vertical-align:top; }
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<script src="js/ajax2.js" type="text/javascript"></script>
<script src="js/move.js" type="text/javascript"></script>
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<script>
var oParent=getByClass('parent')[0];
var aLi=oParent.getElementsByTagName('li');
var iPage=1;
var iOpen=true;
function fnMove() { //鼠标经过图片透明度变化
var aDiv=getByClass('pic');
for(var i=0;i<aDiv.length;i++) {
var oImg=aDiv[i].getElementsByTagName('img')[0];
oImg.onmouseover=function() {
this.style.filter='alpha(opacity:60)';
this.style.opacity=0.6;
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oImg.onmouseout=function() {
this.style.filter='alpha(opacity:100)';
this.style.opacity=1;
}
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showList(); //初始化加载第一批图片
window.onscroll=function() {
var _index= iMin(); //最小高度li的下标
var oLi=aLi[_index]; //最小高度的li
var ih=pos(oLi)+oLi.offsetHeight;
if(ih<(viewH()+scrollY())) {
showList()
}
};
function showList() {
if(!iOpen) return;
iOpen=false;
iPage++;
//document.title=iPage; 测试加载到第几批数据
ajax({
url : 'js/getPics.php',
data : 'cpage=' + iPage,
dataType: 'json',
fnSuc:function(j) {
if(j.code==0) {
var w=j.data.data;
var i=0;
function show1() {
var oDiv=document.createElement('div');
var oImg=document.createElement('img');
var oH3=document.createElement('h3');
var oP=document.createElement('p');
oDiv.className='pic';
oH3.innerHTML=w[i].favContAlbum || w[i].title || '暂无信息';
oP.innerHTML=w[i].favContTitle || '暂无介绍';
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oDiv.appendChild(oH3);
oDiv.appendChild(oP);
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aLi[iMin()].appendChild(oDiv);
fnMove();//调用经过事件
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oImages=new Image();
oImages.onload=function() {
oImg.src=this.src;
oImg.style.filter='alpha(opacity:0)'; //图片加载完成时，进行透明度变化
oImg.style.opacity=0;
startMove(oImg,{
opacity:100
});
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show1();
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oImages.src=w[i].imageUrl;
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//函数封装
function iMin() {
var ih=aLi[0].offsetHeight;
var _index=0;
for(var i=1;i<aLi.length;i++) {
if(ih>aLi[i].offsetHeight) {
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_index=i;
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return _index;
}
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var arr=[];
var re=new RegExp('\\b' + sClass + '\\b');
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arr.push(aEle[i]);
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}
return arr;
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function pos(obj) {
var iTop=0;
while(obj) {
iTop +=obj.offsetTop;
obj=obj.offsetParent;
}
return iTop;
}
function viewH() {
return document.documentElement.clientHeight;
}
function scrollY() {
return document.documentElement.scrollTop || document.body.scrollTop;
}
</script>
<!DOCTYPE HTML>
<html>
<head>
<meta charset="utf-8">
<title>瀑布流demo</title>
<style type="text/css">
body,div,a,img{
margin: 0;
padding: 0;
list-style: none;
font: bold 12px "微软黑体";
}
.container{
position: absolute;
top: 0;
}
.imgShow{
position: absolute;
border: solid 1px #ccc;
padding: 10px ;
width: 300px;
top: 0px;
left: 0px;
-webkit-transition: all .7s ease-out .1s;
-moz-transition: all .7s ease-out .1s;
-o-transition: all .7s ease-out .1s;
transition: all .7s ease-out .1s
}
img{
width: 100%;
}
</style>
</head>
<body >
<div class="container">
<div class="imgShow"><a href="images/temp_img02.jpg"><img src="images/temp_img02.jpg"/></a>
</div>
<div class="imgShow"><a href="images/temp_img03.jpg"><img src="images/temp_img03.jpg"/></a>
</div>
<div class="imgShow"><a href="images/temp_img04.jpg"><img src="images/temp_img04.jpg"/></a>
</div>
<div class="imgShow"><a href="images/temp_img05.jpg"><img src="images/temp_img05.jpg"/></a>
</div>
<div class="imgShow"><a href="images/temp_img06.jpg"><img src="images/temp_img06.jpg"/></a>
</div>
<div class="imgShow"><a href="images/temp_img07.jpg"><img src="images/temp_img07.jpg"/></a>
</div>
<div class="imgShow"><a href="images/temp_img08.jpg"><img src="images/temp_img08.jpg"/></a>
</div>
<div class="imgShow"><a href="images/temp_img09.jpg"><img src="images/temp_img09.jpg"/></a>
</div>
<div class="imgShow"><a href="images/temp_img10.jpg"><img src="images/temp_img10.jpg"/></a>
</div>
<div class="imgShow"><a href="images/temp_img11.jpg"><img src="images/temp_img11.jpg"/></a>
</div>
<div class="imgShow"><a href="images/temp_img12.jpg"><img src="images/temp_img12.jpg"/></a>
</div>
<div class="imgShow"><a href="images/temp_img13.jpg"><img src="images/temp_img13.jpg"/></a>
</div>
<div class="imgShow"><a href="images/temp_img14.jpg"><img src="images/temp_img14.jpg"/></a>
</div>
<div class="imgShow"><a href="images/temp_img15.jpg"><img src="images/temp_img15.jpg"/></a>
</div>
</div>
<script type="text/javascript">
document.getElementsByClassName = function(className, tag, elm) {
var testClass = new RegExp("(^|\s)" + className + "(\s|$)");
var tag = tag || "*";
var elm = elm || document;
var elements = (tag == "*" && elm.all)? elm.all : elm.getElementsByTagName(tag);
var returnElements = [];
var current;
var length = elements.length;
for(var i=0; i<length; i++){
current = elements[i];
if(testClass.test(current.className)){
returnElements.push(current);
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}
return returnElements;
}
var margin = 10;
var boxes = document.getElementsByClassName('imgShow');
var con = document.getElementsByClassName('container');
var text = document.getElementsByTagName('h4');
var boxWidth = boxes[0].offsetWidth+margin;
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columnHeight[i]=boxes[i].offsetHeight+margin;
boxes[i].style.top = 0;
boxes[i].style.left = i*boxWidth+margin+'px';
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imgHeight = boxes[i].offsetHeight+margin;
boxes[i].style.top = columnHeight[innsertColumn]+'px';
boxes[i].style.left = innsertColumn*boxWidth+margin+'px';
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minHeight = temp;
};
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return minColumn;
}
window.onload = function(){show();};
window.onresize = function(){show();};
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