大屏jQuery焦点图切换幻灯片代码_图片特效

大屏jQuery焦点图切换幻灯片代码: 发布时间：2019-10-01编辑：脚本学堂

大屏jQuery焦点图切换幻灯片代码，左右切换的焦点图代码。

<!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>
    <FCK:meta http-equiv="Content-Type" content="text/html; charset=utf-8"  />
    <title>大屏<a href=http://www.jb200.com/jb/jquery/ target=_blank class=infotextkey>jquery</a>焦点图切换幻灯片代码</title>
    <style type="text/css">
    body {
    background: #222;
    margin: 0; padding: 0;
    font: normal 10px Verdana, Arial, Helvetica, sans-serif;
    }
    *{outline: none;}
    img {border: 0;}
    .container {
    width: 790px;
    padding: 0;
    margin: 0 auto;
    }
    .folio_block {
    position: absolute;
    left: 50%; top: 50%;
    margin: -140px 0 0 -395px;
    }
    .main_view {
    float: left;
    position: relative;
    }
    .window {
    height:286px;width: 790px;
    overflow: hidden;
    position: relative;
    }
    .image_reel {
    position: absolute;
    top: 0; left: 0;
    }
    .image_reel img {float: left;}
    .paging {
    position: absolute;
    bottom: 40px; right: -7px;
    width: 178px; height:47px;
    z-index: 100;
    text-align: center;
    <a href=http://www.jb200.com/article/15092.html target=_blank class=infotextkey>line-height</a>: 40px;
    background: url(paging_bg2.png) no-repeat;
    display: none;
    }
    .paging a {
    padding: 5px;
    text-decoration: none;
    color: #fff;
    }
    .paging a.active {
    font-weight: bold;
    background: #920000;
    border: 1px solid #610000;
    -moz-border-radius: 3px;
    -khtml-border-radius: 3px;
    -webkit-border-radius: 3px;
    }
    .paging a:hover {font-weight: bold;}
    </style>
    </head>
    <body>
    <div class="container">
    <div class="folio_block">
    <div class="main_view">
    <div class="window">
    <div class="image_reel">
    <a href="/" _fcksavedurl="/"><img src="/source/images/201207/reel_1.jpg" _fcksavedurl="/source/images/201207/reel_1.jpg" alt="" /></a>
    <a href="/" _fcksavedurl="/"><img src="/source/images/201207/reel_2.jpg" _fcksavedurl="/source/images/201207/reel_2.jpg" alt="" /></a>
    <a href="/" _fcksavedurl="/"><img src="/source/images/201207/reel_3.jpg" _fcksavedurl="/source/images/201207/reel_3.jpg" alt="" /></a>
    <a href="/" _fcksavedurl="/"><img src="/source/images/201207/reel_4.jpg" _fcksavedurl="/source/images/201207/reel_4.jpg" alt="" /></a>
    </div>
    </div>
    <div class="paging">
    <a href="#" _fcksavedurl="#" rel="1">1</a>
    <a href="#" _fcksavedurl="#" rel="2">2</a>
    <a href="#" _fcksavedurl="#" rel="3">3</a>
    <a href="#" _fcksavedurl="#" rel="4">4</a>
    </div>
    </div>
    </div>
    </div><script type="text/<a href=http://www.jb200.com/js/ target=_blank class=infotextkey>javascript</a>" src="/source/js/jquery1.3.2.js"></script>
    <script type="text/javascript">
$(document).ready(function() {

//Set Default State of each portfolio piece
	$(".paging").show();
	$(".paging a:first").addClass("active");
		
	//Get size of images, how many there are, then determin the size of the image reel.
	var imageWidth = $(".window").width();
	var imageSum = $(".image_reel img").size();
	var imageReelWidth = imageWidth * imageSum;
	
	//Adjust the image reel to its new size
	$(".image_reel").css({'width' : imageReelWidth});
	
	//Paging + Slider Function
	rotate = function(){	
		var triggerID = $active.attr("rel") - 1; //Get number of times to slide
		var image_reelPosition = triggerID * imageWidth; //Determines the distance the image reel needs to slide

$(".paging a").removeClass('active'); //Remove all active class
		$active.addClass('active'); //Add active class (the $active is declared in the rotateSwitch function)
		
		//Slider Animation
		$(".image_reel").animate({ 
			left: -image_reelPosition
		}, 500 );
		
	}; 
	
	//Rotation + Timing Event
	rotateSwitch = function(){		
		play = setInterval(function(){ //Set timer - this will repeat itself every 3 seconds
			$active = $('.paging a.active').next();
			if ( $active.length === 0) { //If paging reaches the end...
				$active = $('.paging a:first'); //go back to first
			}
			rotate(); //Trigger the paging and slider function
		}, 7000); //Timer speed in milliseconds (3 seconds)
	};
	
	rotateSwitch(); //Run function on launch
	
	//On Hover
	$(".image_reel a").hover(function() {
		clearInterval(play); //Stop the rotation
	}, function() {
		rotateSwitch(); //Resume rotation
	});	
	
	//On Click
	$(".paging a").click(function() {	
		$active = $(this); //Activate the clicked paging
		//Reset Timer
		clearInterval(play); //Stop the rotation
		rotate(); //Trigger rotation immediately
		rotateSwitch(); // Resume rotation
		return false; //Prevent browser jump to link anchor
	});	
	
});
</script>
    </body>
    </html>

提示：可修改代码后再运行!

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