html+css+js实现原生轮播特效
2017-09-22 22:00
886 查看
html+css+js实现原生轮播特效
index.html<!DOCTYPE html> <html> <head> <title>lunbo</title> <meta charset="UTF-8"> <link rel="stylesheet" type="text/css" href="./css/lunbo.css"> <script type=text/javascript src="./js/b.js"></script> </head> <body> <div id="container"> <div id="list" style="left: -500px;"> <img src="./imgs/e.jpg" alt="5"/> <img src="./imgs/a.jpg" alt="1"/> <img src="./imgs/b.jpg" alt="2"/> <img src="./imgs/c.jpg" alt="3"/> <img src="./imgs/d.jpg" alt="4"/> <img src="./imgs/e.jpg" alt="5"/> <img src="./imgs/a.jpg" alt="1"/> </div> <div id="buttons"> <span index="1" class="on"></span> <span index="2" ></span> <span index="3" ></span> <span index="4" ></span> <span index="5" ></span> </div> <a href="javascript:;" id="back" class="arrow"><</a> <a href="javascript:;" id="next" class="arrow">></a> </div> </body> </html>
lunbo.css
html,body{ margin: 0; padding: 0; } #container { width: 500px; height: 500px; border: 3px solid #333; overflow: hidden; position: relative; margin:auto; } #list { width: 3500px; height: 500px; position: absolute; z-index: 1; } #list img { float: left; } #buttons { position: absolute; height: 10px; width: 100px; z-index: 2; bottom: 20px; left: 250px; } #buttons span { cursor: pointer; float: left; border: 1px solid #fff; width: 10px; height: 10px; border-radius: 50%; background: #333; margin-right: 5px; } #buttons .on { background: orangered; } .arrow { cursor: pointer; display: none; line-height: 39px; text-align: center; font-size: 36px; font-weight: bold; width: 40px; height: 40px; position: absolute; z-index: 2; top: 180px; background-color: RGBA(0,0,0,.3); color: #fff; } .arrow:hover { background-color: RGBA(0,0,0,.7); } #container:hover .arrow { display: block; } #prev { left: 20px; } #next { right: 20px; }
window.onload=function() { var container = document.getElementById('container'); var list = document.getElementById('list'); var buttons = document.getElementById('buttons').getElementsByTagName('span'); var back = document.getElementById('back'); var next = document.getElementById('next'); var index = 1; var len = 5; var animated = false; var interval =2500; var timer; function animate(offset) { if (offset == 0) { return; } animated = true; var time =100; var inteval =10; var speed = offset/(time/inteval); var left = parseInt(list.style.left) + offset; var go = function (){ if ( (speed > 0 && parseInt(list.style.left) < left) || (speed < 0 && parseInt(list.style.left) > left)) { list.style.left = parseInt(list.style.left) + speed + 'px'; setTimeout(go, inteval); } else { list.style.left = left + 'px'; if(left>-100){ list.style.left = -500 * len + 'px'; } if(left<(-500 * len)) { list.style.left = '-500px'; } animated = false; } } go(); } function showButton() { for (var i = 0;i < buttons.length ; i++) { if( buttons[i].className == 'on'){ buttons[i].className = ''; break; } } buttons[index - 1].className = 'on'; } function play() { timer = setTimeout(function () { next.onclick(); play(); }, interval); } function stop() { clearTimeout(timer); } next.onclick = function () { if(animated) { return; } if (index == 5) { index = 1; } else { index += 1; } animate(-500); showButton(); } back.onclick = function () { if (animated) { return; } if (index == 1) { index =5; } else { index -= 1; } animate(500); showButton(); } for (var i = 0; i < buttons.length; i++) { buttons[i].onclick = function() { if (animated) { return; } if(this.className == 'on') { return; } var myIndex = parseInt(this.getAttribute('index')); var offset = -500 * (myIndex - index); animate(offset); index = myIndex; showButton(); } } container.onmouseover =stop; container.onmouseout =play; play(); }
效果如图:
相关文章推荐
- 使用html+js+css 实现页面轮播图效果(实例讲解)
- 原生js和jquery实现图片轮播特效
- 原生js实现图片轮播特效
- 纯css,js原生,js原型,jquery四种方式实现轮播图效果
- HTML+CSS+JS实现轮播效果
- 原生js实现移动开发轮播图、相册滑动特效
- 用html+css+js实现的一个简单的图片切换特效
- 原生js和jquery实现图片轮播特效
- 基于HTML+CSS+JS实现增加删除修改tab导航特效代码
- 用html+css+js实现的一个简单的图片切换特效
- 原生js和jquery实现图片轮播特效
- html+css+js简单实现图片轮播效果
- 原生js和jquery实现图片轮播特效
- 用原生JS实现的一个导航下拉菜单,下拉菜单的宽度与浏览器视口的宽度一样(js+html+css)
- 用原生js+HTML+CSS实现一个弹幕的效果
- JS原生轮播-基础篇(HTML+CSS)部分
- 原生js实现图片轮播特效
- JS+HTML+CSS实现轮播效果
- 原生js和css实现图片轮播效果
- js原生实现图片轮播