这次分享的代码是jQuery插件,HovertreeImg是一个图片轮播jquery插件,使用方便,可以设置大小,圆点位置等,代码简洁
<!DOCTYPE html><html><head><meta http-equiv="Content-Type" content="text/html; charset=utf-8"/><base target="_blank" /><meta charset="utf-8" /><style>#img {width:768px;height:66px;overflow:hidden}#img img{width:100%;height:100%;}#img #imgcontent{display:none}a{color:blue}</style></head><body><div id="img"><a href="/h/bjaf/hovertreeimg.htm" title="Img" target="_blank"><img src="/jq/img/img.jpg" alt="Img插件" /></a><div id="imgcontent"><a href="/h/bjaf/easysector.htm" title="HTML5百分比饼图" target="_blank"><img src="/themes/img/easysector.gif" alt="EasySector插件" /></a><a href="/texiao/game/" title="见缝插针" target="_blank"><img src="/themes/img/jfcz.gif" alt="见缝插针" /></a> </div></div><div><br /><br /></div> <script src="/ziyuan/jquery/jquery-1.12.0.min.js"></script><script src="/jq/hovertreeimg/jquery.img.js"></script><script>$("#img").hovertreeimg({"h_circlePosition": "",//left,right,center"h_width": 768,"h_height": 66,"h_borderColor":"silver","h_circleWidth": 14});</script></body></html>jquery.img.js
/*!* HovertreeImg(jQuery Plugin)* version: 1.0.0* Copyright (c) 2016 HoverTree */(function ($) {$.fn.hovertreeimg = function (options) {var settings = $.extend({h_time:"3000",//切换时间h_borderColor: "transparent",//边框颜色h_width: "500",//宽度h_height: "200",//高度h_circleWidth: "18",//方框边长h_circleColor:"silver",//圆点颜色h_currentCircleColor: "red",//当前圆点颜色h_circlePosition:"right"//圆点位置}, options);var h_hovertreeimg = $(this);if (h_hovertreeimg.length < 1)return;h_hovertreeimg.css({"position": "relative", "border":"solid 1px "+ settings.h_borderColor, "width": settings.h_width, "height": settings.h_height, "overflow": "hidden"})var h_hovertreeimgcontent = h_hovertreeimg.find(">div#hovertreeimgcontent");h_hovertreeimgcontent.hide();var h_hovertreeimgcurrent = h_hovertreeimg.find(">a");h_hovertreeimgcurrent.wrap("<div id="replaceframe"></div>");h_replaceFrame = h_hovertreeimg.find("#replaceframe").css({ "width": "100%", "height": "100%" });//构造圆点框$("<div class="hovertreeimgpoint"></div>").appendTo(h_hovertreeimg);var h_hovertreeimgpoint = h_hovertreeimg.find(".hovertreeimgpoint");h_hovertreeimgcontent.prepend(h_hovertreeimgcurrent.clone(true));//复制到总a集合var h_hovertreeimgitems = h_hovertreeimgcontent.children();//所有a标签集合var h_hovertreeimglength = h_hovertreeimgitems.length;//所有轮播项数量var h_isswitch = true;//是否轮播var h_circleWidth = parseInt(settings.h_circleWidth);//加边框与间隔var h_circleFrameWidth = (h_circleWidth + 4) * h_hovertreeimglength+2;h_hovertreeimgpoint.css({"height": (h_circleWidth + 4), "position": "absolute", "bottom": "0px","display": "inline-block"})//设置圆点位置switch (settings.h_circlePosition) {case "right":h_hovertreeimgpoint.css({"right": "0px"})break;case "left":h_hovertreeimgpoint.css({"left": "0px"})break;default:h_hovertreeimgpoint.css({"left": "0px","right": "0px","width": h_circleFrameWidth + "px","margin": "0px auto"})break;}//切换索引var h_hovertreeimgindex = 1;if (h_hovertreeimglength < 2)h_hovertreeimgindex = 0;//构造圆点for (var h_i = 0; h_i < h_hovertreeimglength; h_i++) {h_hovertreeimgpoint.append("<div hovertreeimgdata="" + h_i + "" id="hovertreeimgpoint" + h_i + ""></div>");}h_pointset = h_hovertreeimgpoint.find("div");//圆点集合h_pointset.css({"background-color": settings.h_circleColor, "width": settings.h_circleWidth, "height": settings.h_circleWidth, "border": "1px solid white", "margin-left": "2px","display": "inline-block","border-radius": "50%"})h_pointset.eq(0).css({ "background-color": settings.h_currentCircleColor });//设置当前图片function imgswitch(imgindex) {h_replaceFrame.html(h_hovertreeimgitems.eq(imgindex));h_pointset.css({ "background-color": settings.h_circleColor });h_pointset.eq(imgindex).css({ "background-color": settings.h_currentCircleColor });}h_replaceFrame.find("img").css({"width": settings.h_width, "height": settings.h_height})//圆点操作h_pointset.hover(function () {h_isswitch = false;//光标悬停到圆点停止切换imgswitch($(this).attr("hovertreeimgdata"));}, function () {h_isswitch = true;})//切换setInterval(function () {if (!h_isswitch)return;imgswitch(h_hovertreeimgindex);h_hovertreeimgindex = (h_hovertreeimgindex + 1) % h_hovertreeimglength;}, settings.h_time)//光标悬停到图片停止切换h_replaceFrame.hover(function () { h_isswitch = false; }, function () { h_isswitch = true; })}}(jQuery));