jQuery实现3D文字特效的方法
时间：2021-01-17 14:08:43|栏目：jquery|点击： 次
本文实例讲述了jQuery实现3D文字特效的方法。分享给大家供大家参考。具体如下：
这款基于jQuery的3D文字特效演示，不是真正的3D，是由多个文字形成的3D效果，如果首次加载网页出错的话，请刷新一下页面，当然在使用中不会出现此问题。
复制代码 代码如下:
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
<html>
<head>
<meta http-equiv="Content-type" content="text/html; charset=utf-8" />
<title>jQuery 3D文字</title>
<style type="text/css">
body{
font-family: Arial, "MS Trebuchet", sans-serif;
background-color: #111;
}
#list{
margin:0 auto;
height:600px;
width:600px;
overflow:hidden;
position:relative;
background-color: #000;
}#list ul,#list li{
list-style:none;
margin:0;
padding:0;
}
#list a{
position:absolute;
text-decoration: none;
color:#666;
}
#list a:hover{
color:#ccc;
}
</style>
<script src="/ajaxjs/jquery1.3.2.js" type="text/javascript"></script>
</head>
<body>
<div id="list">
<ul>
<li><a href="#">ajax</a></li>
<li><a href="#">css</a></li>
<li><a href="#">design</a></li>
<li><a href="#">firefox</a></li>
<li><a href="#">flash</a></li>
<li><a href="#">html</a></li>
<li><a href="#">Devirtuoso</a></li>
<li><a href="#">jquery</a></li>
<li><a href="#">PHP</a></li>
<li><a href="#">SEO</a></li>
<li><a href="#">usability</a></li>
<li><a href="#">www</a></li>
<li><a href="#">web</a></li>
<li><a href="#">xhtml</a></li>
</ul>
</div>
<script type="text/javascript">
$(document).ready(function(){
var element = $('#list a');;
var offset = 0;
var stepping = 0.03;
var list = $('#list');
var $list = $(list)
$list.mousemove(function(e){
var topOfList = $list.eq(0).offset().top
var listHeight = $list.height()
stepping = (e.clientY - topOfList) / listHeight * 0.2 - 0.1;
});
for (var i = element.length - 1; i >= 0; i--)
{
element[i].elemAngle = i * Math.PI * 2 / element.length;
}
setInterval(render, 20);
function render(){
for (var i = element.length - 1; i >= 0; i--){
var angle = element[i].elemAngle + offset;
x = 120 + Math.sin(angle) * 30;
y = 45 + Math.cos(angle) * 40;
size = Math.round(40 - Math.sin(angle) * 40);
var elementCenter = $(element[i]).width() / 2;
var leftValue = (($list.width()/2) * x / 100 - elementCenter) + "px"
$(element[i]).css("fontSize", size + "pt");
$(element[i]).css("opacity",size/100);
$(element[i]).css("zIndex" ,size);
$(element[i]).css("left" ,leftValue);
$(element[i]).css("top", y + "%");
}
offset += stepping;
}
});
</script>
</body>
</html>
<html>
<head>
<meta http-equiv="Content-type" content="text/html; charset=utf-8" />
<title>jQuery 3D文字</title>
<style type="text/css">
body{
font-family: Arial, "MS Trebuchet", sans-serif;
background-color: #111;
}
#list{
margin:0 auto;
height:600px;
width:600px;
overflow:hidden;
position:relative;
background-color: #000;
}#list ul,#list li{
list-style:none;
margin:0;
padding:0;
}
#list a{
position:absolute;
text-decoration: none;
color:#666;
}
#list a:hover{
color:#ccc;
}
</style>
<script src="/ajaxjs/jquery1.3.2.js" type="text/javascript"></script>
</head>
<body>
<div id="list">
<ul>
<li><a href="#">ajax</a></li>
<li><a href="#">css</a></li>
<li><a href="#">design</a></li>
<li><a href="#">firefox</a></li>
<li><a href="#">flash</a></li>
<li><a href="#">html</a></li>
<li><a href="#">Devirtuoso</a></li>
<li><a href="#">jquery</a></li>
<li><a href="#">PHP</a></li>
<li><a href="#">SEO</a></li>
<li><a href="#">usability</a></li>
<li><a href="#">www</a></li>
<li><a href="#">web</a></li>
<li><a href="#">xhtml</a></li>
</ul>
</div>
<script type="text/javascript">
$(document).ready(function(){
var element = $('#list a');;
var offset = 0;
var stepping = 0.03;
var list = $('#list');
var $list = $(list)
$list.mousemove(function(e){
var topOfList = $list.eq(0).offset().top
var listHeight = $list.height()
stepping = (e.clientY - topOfList) / listHeight * 0.2 - 0.1;
});
for (var i = element.length - 1; i >= 0; i--)
{
element[i].elemAngle = i * Math.PI * 2 / element.length;
}
setInterval(render, 20);
function render(){
for (var i = element.length - 1; i >= 0; i--){
var angle = element[i].elemAngle + offset;
x = 120 + Math.sin(angle) * 30;
y = 45 + Math.cos(angle) * 40;
size = Math.round(40 - Math.sin(angle) * 40);
var elementCenter = $(element[i]).width() / 2;
var leftValue = (($list.width()/2) * x / 100 - elementCenter) + "px"
$(element[i]).css("fontSize", size + "pt");
$(element[i]).css("opacity",size/100);
$(element[i]).css("zIndex" ,size);
$(element[i]).css("left" ,leftValue);
$(element[i]).css("top", y + "%");
}
offset += stepping;
}
});
</script>
</body>
</html>
希望本文所述对大家的jQuery程序设计有所帮助。
