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github.html
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github.html
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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<meta http-equiv="X-UA-Compatible" content="ie=edge">
<title>Document</title>
<style type="text/css">
*{
padding: 0;
margin: 0;
}
div{
display: block;
}
.nav{
list-style: none;
}
.head{
width: 100%;
background: #ccc;
top: 0;
position: absolute;
}
#top{
width: 20px;
margin-left: 300px;
float: left;
}
#include{
left: 500px;
width: 1000px;
overflow: hidden;
float: left;
}
#container{
float: left;
width: 500px;
color: red;
}
.box{
width: 1200px;
height: 380px;
border:1px solid black;
margin: 100px auto;
position: relative;
overflow: hidden;
}
.slider{
width: 8400px;
position: absolute;
left: -1200px;
}
.slide{
width: 1200px;
overflow: hidden;
float: left;
}
.box>span{
display: block;
width: 30px;
height: 50px;
text-align: center;
cursor: pointer;
color:#ccc;
top: 175px;
line-height: 50px;
background: red;
font-size: 30px;
position: absolute;
opacity: 0;
}
#left{
left: 30px;
}
#right{
right: 30px;
}
.nav{
position: absolute;
left: 500px;
bottom: 20px;
}
.nav>li{
float: left;
width: 20px;
height: 20px;
background: #ccc;
cursor: pointer;
margin: 0 10px;
border-radius: 50%;
}
.nav .active{
background: red;
}
</style>
</head>
<body>
<div class="head" id="head">
<div id = "top"><img src="imgs/images/a15.png"></div>
<div id = "include">
<div id = "container" style="margin-left:1000px">[温馨提示]最近有不少不法分子在网上骗人，请大家注意！！！</div>
</div>
</div>
<div class="box" id="box">
<div class="slider" id="slider">
<div class="slide"><img src = "imgs/images/b5.png" alt = ""></div>
<div class="slide"><img src = "imgs/images/b1.png" alt = ""></div>
<div class="slide"><img src = "imgs/images/b2.png" alt = ""></div>
<div class="slide"><img src = "imgs/images/b3.png" alt = ""></div>
<div class="slide"><img src = "imgs/images/b4.png" alt = ""></div>
<div class="slide"><img src = "imgs/images/b5.png" alt = ""></div>
<div class="slide"><img src = "imgs/images/b1.png" alt = ""></div>
</div>
<span id = "left"><</span>
<span id = "right">></span>
<ul class="nav" id="nav">
<li class="active"> 1</li>
<li> 2</li>
<li> 3</li>
<li> 4</li>
<li> 5</li>
</ul>
</div>
<script>
var container = document.getElementById("container");
window.onload = function(){
var intervalId = setInterval(function(){
var marginLeft = getComputedStyle(container).marginLeft;
container.style.marginLeft = (parseInt(marginLeft) - 1) + "px";
console.log(container.style.marginLeft);
if(container.style.marginLeft == "-500px"){
container.style.marginLeft = 1000 + "px";
}
},30);
}
var box = document.getElementById('box');
var list = document.getElementById('nav').children;
var slider = document.getElementById('slider');
var left = document.getElementById('left');
var right = document.getElementById('right');
var index = 1;
var timer;
var isMoving = false;
box.setAttribute("onmouseover","move()")
// box.onmousemove = function() {}
function move() {
animate(left,{opacity:50});
animate(right,{opacity:50});
clearInterval(timer);
}
box.setAttribute("onmouseout", "out()");
function out(){
animate(left, { opacity:0});
animate(right,{opacity:0});
timer = setInterval(next,3000);
}
right.onclick = next;
left.onclick = prev;
for(var i = 0;i < list.length;++i){
list[i].index = i;
list[i].onclick = function() {
index = this.index + 1;
Change();
animate(slider,{left:-1200 * index});
}
}
function next() {
if(isMoving){
return;
}
isMoving = true;
index++;
Change();
animate(slider,{left: -1200 * index},function() {
if (index === 6){
slider.style.left = '-1200px';
index = 1;
}
isMoving = false;
});
}
function prev() {
if (isMoving) {
return;
}
isMoving = true;
index--;
Change();
animate(slider,{left: -1200 * index},function() {
if (index === 0){
slider.style.left = '-6000px';
index = 5;
}
isMoving = false;
});
}
function Change() {
for (var i = 0;i < list.length;++i){
list[i].className = "";
}
if (index > 5){
list[0].className ="active";
}
else if (index <= 0){
list[4].className ="active";
}
else {
list[index - 1].className ="active";
}
}
timer = setInterval(next,3000);
function getStyle(obj, attr){
if(obj.currentStyle){
return obj.currentStyle[attr];
} else {
return getComputedStyle(obj, null)[attr];
}
}
function animate(obj,json,callback){
clearInterval(obj.timer);
obj.timer = setInterval(function(){
var isStop = true;
for(var attr in json){
var now = 0;
if(attr == 'opacity'){
now = parseInt(getStyle(obj,attr)*100);
}else{
now = parseInt(getStyle(obj,attr));
}
var speed = (json[attr] - now) / 8;
speed = speed>0?Math.ceil(speed):Math.floor(speed);
var cur = now + speed;
if(attr == 'opacity'){
obj.style[attr] = cur / 100;
}else{
obj.style[attr] = cur + 'px';
}
if(json[attr] !== cur){
isStop = false;
}
}
if(isStop){
clearInterval(obj.timer);
callback&&callback();
}
}, 30)
}
</script>
</body>
</html>