文件里面的功能注释也写得非常详细(详见zoeDylan.ImgChange-1.0.1.js文件)，对网友们的学习是很有帮助的，虽然样式不太好看，大家可以自己写，好好利用哦。。。
JS代码部分：
复制代码 代码如下:
(function ($) {
var//申明全局变量
_eleTemp,//缓存变量
_eleThis = $(this),//当前元素
_eleImg = $('.zd-imgChange-img'),//图片组元素
_eleControll = $('.zd-imgChange-controll'),//控制器组元素
_eleChange = $('.zd-imgChange-change'),//切换元素
_icon = '●○',//动态图标
_imgTemplate = $(document.createElement('img')),//图片模版'
_setting = {
height: 100,//高
width: 200,//宽
imgs: new Array(),//图片地址
links: null,//点击地址
tips: null,//图片说明
timers: 3000//自动切换时间
},//配置
_timers = null//自动切换保存变量
$.fn.zoeDylan_ImageChange = function (op) {
_eleThis = $(this);
_setting = $.extend(_setting, op);//设置属性
//处理数据(查看是否为合法范围)
_setting.timers = _setting.timers != null && _setting.timers != undefined && _setting.timers > 1000 ? _setting.timers : 1000;
_setting.height = parseFloat(_setting.height) < 100 ? 100 : parseFloat(_setting.height);
_setting.width = parseFloat(_setting.width) < 200 ? 200 : parseFloat(_setting.width);
return this.each(function () {//初始化
AddTemplate();
AddImg();
DisSize();
DisControll();
})
}
//添加模版
function AddTemplate() {
_eleThis.removeClass();
_eleThis.addClass('zd-imgChange');
_eleTemp = '<button><</button>';
_eleThis.append(_eleTemp);
_eleTemp = ' <div> </div>';
_eleThis.append(_eleTemp);
_eleTemp = ' <div></div>';
_eleThis.append(_eleTemp);
_eleTemp = ' <button>></button>';
_eleThis.append(_eleTemp);
//给全局变量赋值
_eleImg = $('.zd-imgChange-img');
_eleControll = $('.zd-imgChange-controll');
_eleChange = $('.zd-imgChange-change');
}
//添加图片
function AddImg() {
for (var i = 0; i < _setting.imgs.length; i++) {
//图片
_eleTemp = $(document.createElement('img'));
_eleTemp.addClass('zd-imgChange-img-item');
_eleTemp.attr('src', _setting.imgs[i]);
_eleImg.append(_eleTemp);
//图标
_eleControll.append('<span>' + _icon[1] + '</span>');
//提示
$(_eleImg.children('img')[i]).attr({ 'title': _setting.tips[i] + '|' + _setting.links[i] });
$(_eleControll.children('span')[i]).attr('title', _setting.tips[i]);
}
Dispose(0, 'TtoB');
}
//处理尺寸
function DisSize() {
_eleThis.css({ 'height': _setting.height, 'width': _setting.width, 'font-size': _setting.height * 0.2 - 2 });
_eleThis.children('button').css('font-size', _setting.height * 0.2 - 2);
_eleChange.css({ 'line-height': _setting.height + 'px' });
}
//处理操作事件
function DisControll() {
_eleImg.children('img').bind('click', function () {//点击图片跳转
document.location = 'http://' + $(this).attr('title').split('|')[$(this).attr('title').split('|').length - 1];
});
_eleChange.bind('click', function () {//顺序切换图片
var nowImg = $('.zd-imgChange-img-item-sel');
_eleTemp = _eleImg.children('img');
if ($(this).hasClass('zd-imgChange-change-left')) {//向左切换
for (var i = 0; i < _eleTemp.length; i++) {
if (nowImg.attr('title') == $(_eleTemp[i]).attr('title')) {
if ((i - 1) < 0) {
Dispose(_eleTemp.length - 1, 'RtoL');
} else {
Dispose(i - 1, 'RtoL');
}
break;
}
}
} else if ($(this).hasClass('zd-imgChange-change-right')) {//向右切换
for (var i = 0; i < _eleTemp.length; i++) {
if (nowImg.attr('title') == $(_eleTemp[i]).attr('title')) {
if ((i + 1) > _eleTemp.length - 1) {
Dispose(0, 'LtoR');
} else {
Dispose(i + 1, 'LtoR');
}
break;
}
}
} else {
return false;
}
});
_eleControll.children('span').bind('click', function () {
for (var i = 0; i < _eleControll.children('span').length; i++) {
if ($(_eleControll.children('span')[i]).attr('title') == $(this).attr('title')) {
if ($(_eleImg.children('img')[i]).attr('src') != $('.zd-imgChange-img-item-sel').attr('src')) {//判断是否点击的同一个标签
Dispose(i, 'TtoB');
}
break;
}
}
});
}
//切换器
function Dispose(eNum, dir) {//切换图片
clearTimeout(_timers);
DisposeAnm();
$(_eleControll.children('span')).html(_icon[1]);
$(_eleControll.children('span')[eNum]).html(_icon[0]);
$('.zd-imgChange-change-left').attr('title', eNum - 1 >= 0 ? $(_eleControll.children('span')[eNum - 1]).attr('title') : $(_eleControll.children('span')[_eleControll.children('span').length - 1]).attr('title'));
$('.zd-imgChange-change-right').attr('title', eNum + 1 <= _eleControll.children('span').length - 1 ? $(_eleControll.children('span')[eNum + 1]).attr('title') : $(_eleControll.children('span')[0]).attr('title'));
_timers = setTimeout(Timers, _setting.timers);
//切换动画--根据z-index实现视觉效果
function DisposeAnm() {
$('.zd-imgChange-img-item').removeClass('zd-imgChange-img-item-temp');
$('.zd-imgChange-img-item-sel').removeClass('zd-imgChange-img-item-sel').addClass('zd-imgChange-img-item-temp');
_eleTemp = $(_eleImg.children('img')[eNum]).addClass('zd-imgChange-img-item-sel');
if (dir == 'TtoB') {
_eleTemp.css('top', -_setting.height);
_eleTemp.animate({ top: 0 }, 300);
} else if (dir == 'RtoL') {
_eleTemp.css('left', _setting.width);
_eleTemp.animate({ left: 0 }, 300);
} else if (dir == 'LtoR') {
_eleTemp.css('left', -_setting.width);
_eleTemp.animate({ left: 0 }, 300);
}
}
}
//自动切换时钟
function Timers() {
_timers = setTimeout(Timers, _setting.timers);
var nowImg = $('.zd-imgChange-img-item-sel');
_eleTemp = _eleImg.children('img');
for (var i = 0; i < _eleTemp.length; i++) {
if (nowImg.attr('title') == $(_eleTemp[i]).attr('title')) {
if ((i - 1) < 0) {
Dispose(_eleTemp.length - 1, 'TtoB');
} else {
Dispose(i - 1, 'TtoB');
}
break;
}
}
}
})($)
CSS代码部分：
复制代码 代码如下: