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jQuery实现的感应鼠标悬停图片色彩渐显效果
jQuery实现的感应鼠标悬停图片色彩渐显效果。本文实例讲述了jQuery实现的感应鼠标悬停图片色彩渐显效果。分享给大家供大家参考。具体实现方法如下：
代码如下:
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<title>超个性的感应鼠标悬停图片色彩渐显效果</title>
<meta http-equiv="content-type" content="text/html;charset=gb2312">
<!--把下面代码加到<head>与</head>之间-->
<style type="text/css">
ul.gallery {
width: 750px; /*--Adjust width according to your scenario--*/
list-style: none;
margin: 0; padding: 0;
}
ul.gallery li {
float: left;
margin: 10px 0 10px 25px;
padding: 0;
text-align: center;
border: 1px solid #ccc;
-moz-border-radius: 3px; /*--CSS3 Rounded Corners--*/
-khtml-border-radius: 3px; /*--CSS3 Rounded Corners--*/
-webkit-border-radius: 3px; /*--CSS3 Rounded Corners--*/
display: inline; /*--Gimp Fix aka IE6 Fix - Fixes double margin bug--*/
}
ul.gallery li a.thumb {
width: 336px; /*--Width of image--*/
height: 240px; /*--Height of image--*/
border-bottom: 1px solid #ccc;
cursor: pointer;
}
ul.gallery li span { /*--Used to crop image--*/
width: 336px;
height: 240px;
overflow: hidden;
display: block;
}
ul.gallery li a.thumb:hover {
background: #333; /*--Hover effect for browser with js turned off--*/
}
ul.gallery li h2 {
font-weight: normal;
margin: 0;
padding: 10px;
background: #f0f0f0;
border-top: 1px solid #fff; /*--Subtle bevel effect--*/
}
ul.gallery li a {
text-decoration: none;
color: #777;
display: block;
font-size: 140%;
}
</style>
<script type="text/javascript" src="/js/jquery-1.4.2.min.js"></script>
<script type="text/javascript">
$(document).ready(function() {
$("ul.gallery li").hover(function() { //On hover...
var thumbOver = $(this).find("img").attr("src"); //Get image url and assign it to 'thumbOver'
//Set a background image(thumbOver) on the <a> tag - Set position to bottom
$(this).find("a.thumb").css({'background' : 'url(' + thumbOver + ') no-repeat center bottom'});
//Animate the image to 0 opacity (fade it out)
$(this).find("span").stop().fadeTo('normal', 0 , function() {
$(this).hide() //Hide the image after fade
});
} , function() { //on hover out...
//Fade the image to full opacity
$(this).find("span").stop().fadeTo('normal', 1).show();
});
});
</script>
</head>
<body>
预览效果时左下角会提示错误，而且看不到效果，刷新一下就可以看到效果了；当然，在实际使用中，不会出现这样的问题。<br>
<!--把下面代码加到<body>与</body>之间-->
<ul class="gallery">
<li>
<a href="#" class="thumb"><span><img src="/html/txdm_2/images/20100904/336240.jpg" alt=""></span></a>
<h2><a href="#">Sunflowa Media</a></h2>
</li>
</ul>
</body>
</html>
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<title>超个性的感应鼠标悬停图片色彩渐显效果</title>
<meta http-equiv="content-type" content="text/html;charset=gb2312">
<!--把下面代码加到<head>与</head>之间-->
<style type="text/css">
ul.gallery {
width: 750px; /*--Adjust width according to your scenario--*/
list-style: none;
margin: 0; padding: 0;
}
ul.gallery li {
float: left;
margin: 10px 0 10px 25px;
padding: 0;
text-align: center;
border: 1px solid #ccc;
-moz-border-radius: 3px; /*--CSS3 Rounded Corners--*/
-khtml-border-radius: 3px; /*--CSS3 Rounded Corners--*/
-webkit-border-radius: 3px; /*--CSS3 Rounded Corners--*/
display: inline; /*--Gimp Fix aka IE6 Fix - Fixes double margin bug--*/
}
ul.gallery li a.thumb {
width: 336px; /*--Width of image--*/
height: 240px; /*--Height of image--*/
border-bottom: 1px solid #ccc;
cursor: pointer;
}
ul.gallery li span { /*--Used to crop image--*/
width: 336px;
height: 240px;
overflow: hidden;
display: block;
}
ul.gallery li a.thumb:hover {
background: #333; /*--Hover effect for browser with js turned off--*/
}
ul.gallery li h2 {
font-weight: normal;
margin: 0;
padding: 10px;
background: #f0f0f0;
border-top: 1px solid #fff; /*--Subtle bevel effect--*/
}
ul.gallery li a {
text-decoration: none;
color: #777;
display: block;
font-size: 140%;
}
</style>
<script type="text/javascript" src="/js/jquery-1.4.2.min.js"></script>
<script type="text/javascript">
$(document).ready(function() {
$("ul.gallery li").hover(function() { //On hover...
var thumbOver = $(this).find("img").attr("src"); //Get image url and assign it to 'thumbOver'
//Set a background image(thumbOver) on the <a> tag - Set position to bottom
$(this).find("a.thumb").css({'background' : 'url(' + thumbOver + ') no-repeat center bottom'});
//Animate the image to 0 opacity (fade it out)
$(this).find("span").stop().fadeTo('normal', 0 , function() {
$(this).hide() //Hide the image after fade
});
} , function() { //on hover out...
//Fade the image to full opacity
$(this).find("span").stop().fadeTo('normal', 1).show();
});
});
</script>
</head>
<body>
预览效果时左下角会提示错误，而且看不到效果，刷新一下就可以看到效果了；当然，在实际使用中，不会出现这样的问题。<br>
<!--把下面代码加到<body>与</body>之间-->
<ul class="gallery">
<li>
<a href="#" class="thumb"><span><img src="/html/txdm_2/images/20100904/336240.jpg" alt=""></span></a>
<h2><a href="#">Sunflowa Media</a></h2>
</li>
</ul>
</body>
</html>
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