JQ 图片轮播

demo.html

<!doctype html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>demo</title>
<style>
div{width: 200px;height: 200px;background: #fc0;left: 0;top: 0;position: absolute;}
</style>
</head>
<body>
<div>111</div>
<script src="jquery-1.10.1.min.js" type="text/javascript"></script>
<script>
    $(function(){
        //alert($)
        $('div').animate({'left':'500px'},2000,function(){
            $('div').css('border','1px solid red')
        })
    });
</script>
</body>
</html>

效果图：

<!doctype html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>图片轮播</title>
<style type="text/css">
*{ padding: 0; margin: 0;}
li{ list-style-type: none;}
body{ margin: 50px;}
a img{ border:none;}
.wrap{
	width: 500px;
	height: 350px;
	border: 3px solid #f00;
	position:relative;
	overflow: hidden;
}
.wrap ul{
	width: 2500px;
	position: absolute;
	left: 0;
	top: 0;
}
.wrap ul li{
	float: left;
	width: 500px;
}
.wrap ol{
	position: absolute;
	bottom: 10px;
	right: 10px;
}
.wrap ol li{
	float: left;
	width: 16px;
	height: 16px;
	line-height: 16px;
	text-align: center;
	border: 1px solid #fc0;
	background: #000;
	color: #fff;
	margin-right: 3px;
	cursor: pointer;
}
.wrap ol li.current{
	background: #fff;
	color: #000;
}
.wrap .introduce{
	height: 30px;
	line-height: 30px;
	width: 350px;
	background: rgba(0,0,0,0.5);
	color: #fff;
	position: absolute;
	bottom: 10px;
	left: 0;
	/*opacity: 0.5;
	filter:alpha(opacity=50); */
}
</style>
</head>
<body>
<div class="wrap">
    <ul>
        <li><a href="###"><img src="1.jpg" alt="阅谁问君诵，水落清香浮"></a></li>
        <li><a href="###"><img src="2.jpg" alt="天若无人解上文，吾人自惜问天去"></a></li>
        <li><a href="###"><img src="3.jpg" alt="风雨聊程"></a></li>
        <li><a href="###"><img src="4.jpg" alt="流星与共谁与共，人生无求复何求"></a></li>
        <li><a href="###"><img src="5.jpg" alt="一站式共享网络"></a></li>
    </ul>
    <ol>
        <li class="current">1</li>
        <li>2</li>
        <li>3</li>
        <li>4</li>
        <li>5</li>
    </ol>
    <p class="introduce">111111</p>
</div>
<script src="jquery-1.10.1.min.js" type="text/javascript"></script>
<script type="text/javascript">
$(function(){
	var oul = $('.wrap ul');
	var ali = $('.wrap ul li');
	var numLi = $('.wrap ol li');
	var aliWidth = $('.wrap ul li').eq(0).width();
	var _now = 0;	//这个是控制数字样式的计数器
	var _now2 = 0;	//这个是控制图片运动距离的计数器
	var timeId;
	var aimg = $('.wrap ul img');
	var op = $('.wrap p');

	numLi.click(function(){
		var index = $(this).index();
		_now = index;
		_now2=index;
		var imgAlt = aimg.eq(_now).attr('alt');
		op.html(imgAlt);
		$(this).addClass('current').siblings().removeClass();
		oul.animate({'left':-aliWidth*index},500);
	});
	/**
	 * [slider description] 图片运动的函数
	 * @return {[type]} [description] 无返回值
	 */
	function slider(){
		if(_now==numLi.size()-1){
			ali.eq(0).css({
					'position':'relative',
					'left': oul.width()
			});
			_now=0;
		}else{
			_now++;
		}
		_now2++;

		numLi.eq(_now).addClass('current').siblings().removeClass();

		var imgAlt = aimg.eq(_now).attr('alt');
		op.html(imgAlt);

		oul.animate({'left':-aliWidth*_now2},500,function(){
			if(_now==0){
				ali.eq(0).css('position','static');
				oul.css('left',0);
				_now2=0;
			}
		});
	}
	timeId = setInterval(slider,1500);

	/*$('.wrap').mouseover(function(){
		clearInterval(timeId);
	});
	$('.wrap').mouseout(function(){
		timeId = setInterval(slider,1500);
	});*/
	$('.wrap').hover(function(){
		clearInterval(timeId);
	},function(){
		timeId = setInterval(slider,1500);
	});
});
</script>
</body>
</html>

效果图：

猜你喜欢