jQuery实现图片向左向右切换效果的简单实例
<div class=\"imageRotation container\">
<div class=\"imageBox\">
<img src=\"images/chugui.jpg\">
<img src=\"images/ad_auto.jpg\">
<img src=\"images/ad_home.jpg\">
<img src=\"images/ad_nba.jpg\">
<img src=\"images/ad_stock.jpg\">
<img src=\"images/ad_yuetu.jpg\">
</div>
<div class=\"iconBox\">
<span rel=\"1\" class=\"active\">1</span>
<span rel=\"2\">2</span>
<span rel=\"3\">3</span>
<span rel=\"4\">4</span>
<span rel=\"5\">5</span>
<span rel=\"6\">6</span>
</div>
</div>
//CSS样式
.container {
width: 1000px;
margin: 0 auto;
}
.imageRotation {
width: 1000px;
height: 480px;
position: relative;
overflow: hidden;
margin-top: 8px;
}
.imageBox {
position: absolute;
overflow: hidden;
display: block;
height: 480px;
}
.imageBox img {
width: 1000px;
height: 480px;
float: left;
border: none;
display: block;
}
.iconBox {
position: absolute;
width: 120px;
height: 12px;
line-height: 12px;
top: 444px;
right: 20px;
text-align: center;
}
.iconBox span {
width: 6px;
height: 6px;
border-radius: 10px;
text-align: center;
background: #555;
border: 2px solid #f5f5f5;
float: left;
text-indent: -999em;
margin-left: 5px;
cursor: pointer;
}
.iconBox span.active {
width: 6px;
height: 6px;
background: #820000;
border-radius: 10px;
text-align: center;
text-indent: -999em;
}
//js逻辑
$(function() {
$(\".imageRotation\").each(function() {
var imageRotation = this,
imageBox = $(imageRotation).children(\".imageBox\"),
iconBox = $(imageRotation).children(\".iconBox\"),
iconArr = $(iconBox).children(),
imageWidth = $(imageRotation).width(),
imageNum = $(imageBox).children().size(),
imageRollWidth = imageWidth * imageNum,
activeID = parseInt($($(iconBox).children(\".active\")).attr(\"rel\")),
nextID = 0;
var setIntervalID,
setIntervalTime = 3000,
speed = 500;
//设置 图片容器 的宽度
$(imageBox).css({
\'width\': imageRollWidth + \"px\"
});
//图片切换函数
function imageRoll(clickID) {
if (clickID) {
nextID = clickID;
} else {
if (activeID <= 5) {
nextID = activeID + 1
} else {
nextID = 1;
}
}
//图标添加样式、删除样式
$(iconArr[activeID - 1]).removeClass(\"active\");
$(iconArr[nextID - 1]).addClass(\"active\");
$(imageBox).animate({
left: \"-\" + (nextID - 1) * imageWidth + \"px\"
}, speed);
activeID = nextID;
}
setIntervalID = setInterval(imageRoll, setIntervalTime);
//鼠标移动事件
$(imageBox).hover(function() {
clearInterval(setIntervalID);
}, function() {
setIntervalID = setInterval(imageRoll, setIntervalTime);
});
//鼠标点击事件
$(iconArr).click(function() {
clearInterval(setIntervalID);
var clickID = parseInt($(this).attr(\"rel\")); //获取当前点击图片的id
imageRoll(clickID);
setIntervalID = setInterval(imageRoll, setIntervalTime);
});
});
});
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