JS滑腻转动的图片切换代码，带阁下按钮节制

发布时间：2018-08-17 20:30:47 所属栏目：编程来源：站长网

导读：JS滑腻转动的图片切换代码，带阁下按钮节制。一个基于JS来实现的核心图，原生JS面向工具的头脑，阁下转动的核心图，颠末修改，能在主流赏识器下（包罗IE6-9、chrome、firefox）正常的运行，通过对本核心图的编写，首要进修javascript的面向工具机制，与常

　　JS滑腻转动的图片切换代码，带阁下按钮节制。一个基于JS来实现的核心图，原生JS面向工具的头脑，阁下转动的核心图，颠末修改，能在主流赏识器下（包罗IE6-9、chrome、firefox）正常的运行，通过对本核心图的编写，首要进修javascript的面向工具机制，与常用结果的封装，尚有就是对函数传入object的要领，对this工具的领略。

　　演示：

<!DOCTYPE HTML> <html> <head> <meta charset="UTF-8"> <title>核心图 - 阁下转动</title> <style type="text/css"> * { padding: 0; margin: 0; } li { list-style: none; } img { border: none; } body { background: #ecfaff; } .box { width: 470px; height: 150px; overflow: hidden; position: relative; margin: 150px auto 0; background: #ccc; } .box ol { position: absolute; left: 200px; bottom: 5px; z-index: 2; } .box ol li { float: left; margin-right: 3px; display: inline; cursor: pointer; background: #fcf2cf; border: 1px solid #f47500; padding: 2px 6px; color: #d94b01; font-family: arial; font-size: 12px; } .box .active { padding: 3px 8px; font-weight: bold; color: #ffffff; background: #ffb442; position: relative; bottom: 2px; } .box ul { position: absolute; top: 0; left: 0; z-index: 1; } .box ul li { width: 470px; height: 150px; float: left; } .box ul img { float: left; width: 470px; height: 150px; } .box p { width: 20px; height: 20px; line-height: 20px; font-family: arial; color: #fff; text-align: center; font-weight: bold; background: #333; border: 1px solid #ccc; position: absolute; top: 60px; z-index: 2; cursor: pointer; } .box .prev { left: 10px; } .box .next { right: 10px; } </style> </head> <body> <div class="box" id="slider"> <ul> <li><a href="javascript: void(0);"><img src="/uploads/common/images/img_01.jpg" alt="告白一" /></a></li> <li><a href="javascript: void(0);"><img src="/uploads/common/images/img_02.jpg" alt="告白二" /></a></li> <li><a href="javascript: void(0);"><img src="/uploads/common/images/img_03.jpg" alt="告白三" /></a></li> <li><a href="javascript: void(0);"><img src="/uploads/common/images/img_04.jpg" alt="告白四" /></a></li> <li><a href="javascript: void(0);"><img src="/uploads/common/images/img_05.jpg" alt="告白五" /></a></li> </ul> </div> <script type="text/javascript"> var Effect = (function() { var Slider = function(o) { this.setting = typeof o === 'object' ? o : {}; this.target = this.setting.target || 'slider'; this.showMarkers = this.setting.showMarkers || false; this.showControls = this.setting.showControls || false; this.timer = null; this.currentTime = null; this.ms = 35; this.autoMs = 3000; this.iTarget = 0; this.nextTarget = 0; this.speed = 0; this.init(); this.handleEvent(); }; Slider.prototype = { init: function() { this.obj = document.getElementById(this.target); this.oUl = this.obj.getElementsByTagName('ul')[0]; this.aUlLis = this.oUl.getElementsByTagName('li'); this.width = this.aUlLis[0].offsetWidth; this.number = this.aUlLis.length; this.oUl.style.width = this.width * this.number + 'px'; if(this.showMarkers) { var oDiv = document.createElement('div'); var aLis = []; for(var i = 0; i < this.number; i++) { aLis.push('<li>'+ (i+1) +'</li>'); }; oDiv.innerHTML = '<ol>'+ aLis.join('') +'</ol>'; this.obj.appendChild(oDiv.firstChild); this.aLis = this.obj.getElementsByTagName('ol')[0].getElementsByTagName('li'); this.aLis[0].className = 'active'; oDiv = null; }; if(this.showControls) { this.oPrev = document.createElement('p'); this.oNext = document.createElement('p'); this.oPrev.className = 'prev'; this.oPrev.innerHTML = '«'; this.oNext.className = 'next'; this.oNext.innerHTML = '»'; this.obj.appendChild(this.oPrev); this.obj.appendChild(this.oNext); }; }, handleEvent: function() { var that = this; this.currentTime = setInterval(function() { that.autoPlay(); }, this.autoMs); this.addEvent(this.obj, 'mouseover', function() { clearInterval(that.currentTime); }); this.addEvent(this.obj, 'mouseout', function() { that.currentTime = setInterval(function() { that.autoPlay(); }, that.autoMs); }); if(this.showMarkers) { for(var i = 0; i < this.number; i++) { var el = this.aLis[i]; (function(index) { that.addEvent(el, 'mouseover', function() { that.goTime(index); }); })(i); }; }; if(this.showControls) { this.addEvent(this.oPrev, 'click', function() { that.fnPrev(); }); this.addEvent(this.oNext, 'click', function() { that.autoPlay(); }); }; }, addEvent: function(el, type, fn) { if(window.addEventListener) { el.addEventListener(type, fn, false); } else if(window.attachEvent) { el.attachEvent('on' + type, fn); }; }, fnPrev: function() { this.nextTarget--; if(this.nextTarget < 0) { this.nextTarget = this.number - 1; }; this.goTime(this.nextTarget); }, autoPlay: function() { this.nextTarget++; if(this.nextTarget >= this.number) { this.nextTarget = 0; }; this.goTime(this.nextTarget); }, goTime: function(index) { var that = this; if(this.showMarkers) { for(var i = 0; i < this.number; i++) { i == index ? this.aLis[i].className = 'active' : this.aLis[i].className = ''; }; }; this.iTarget = -index * this.width; if(this.timer) { clearInterval(this.timer); }; this.timer = setInterval(function() { that.doMove(that.iTarget); }, this.ms); }, doMove: function(target) { this.oUl.style.left = this.speed + 'px'; this.speed += (target - this.oUl.offsetLeft) / 3; if(Math.abs(target - this.oUl.offsetLeft) === 0) { this.oUl.style.left = target + 'px'; clearInterval(this.timer); this.timer = null; }; } }; return { slider: function(o) { var tt = new Slider(o); } }; })(); Effect.slider({ 'targetElement': 'slider', 'showMarkers': true, 'showControls': true }); </script> </body> </html> <div style="text-align:center;margin:30px 0 0 0;"><hr style="color:#999;height:1px;">如不能表现结果，请按Ctrl+F5革新本页，更多网页代码：<a href='http://www.veryhuo.com/' target='_blank'>http://www.veryhuo.com/</a></div>
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