139 lines
3.5 KiB
HTML
139 lines
3.5 KiB
HTML
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<!DOCTYPE html>
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<html lang="en">
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<head>
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<meta charset="UTF-8">
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<meta name="viewport" content="width=device-width, initial-scale=1.0">
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<title>Document</title>
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<style>
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#app{
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box-sizing: border-box;
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width: 820px;
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height: 380px;
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background-color: salmon;
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margin: 100px auto;
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overflow: hidden;
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}
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.top {
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position: relative;
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height: 340px;
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}
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.box-content{
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position: absolute;
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display: flex;
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left: 0; /* 轮播*/
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transition: .4s;
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/* 过度 */
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}
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.bottom {
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display: flex;
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height: 40px;
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line-height: 40px;
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color: #424242;
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font-size: 14px;
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}
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.bottom .item {
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width: 20%;
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background-color: #E3E2E2;
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text-align: center;
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cursor: pointer;
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}
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.bottom .item.active {
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color: #cea861;
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border-bottom:solid 2px #cea861 ;
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}
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</style>
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</head>
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<body>
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<div id="app">
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<div class="top">
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<div class="box-content">
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<img src="https://ossweb-img.qq.com/upload/adw/image/977/20220222/132b7dea7a8ff48b44abbfc1bbaf4239.jpeg" alt="">
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<img src="https://ossweb-img.qq.com/upload/adw/image/977/20220223/bf4d1c076c6e039e46f9b723c60c0820.jpeg" alt="">
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<img src="https://ossweb-img.qq.com/upload/adw/image/977/20220227/b17b2308283beb3d3b20550d6a6cec3f.jpeg" alt="">
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<img src="https://ossweb-img.qq.com/upload/adw/image/977/20220217/9168da7e2fde10dfdb6a577f910daa90.jpeg" alt="">
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<img src="https://ossweb-img.qq.com/upload/adw/image/977/20220214/8d334a73733222ee93e89b3863069a70.jpeg" alt="">
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</div>
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</div>
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<div class="bottom">
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<div class="item active">神话级小小英雄</div>
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<div class="item">2022金虎贺岁</div>
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<div class="item">海克斯冠军杯</div>
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<div class="item">云顶宝典 霓虹宝库</div>
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<div class="item">洛与霞雕塑 预定开启</div>
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</div>
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</div>
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<script>
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//旗帜
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let indexNew =0; //现在
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let indexLod =indexNew; //过去
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let item = document.querySelectorAll(".bottom .item");
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let boxContent= document.querySelector(".box-content");
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let app = document.querySelector("#app");
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item.forEach((el,i)=>{
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el.onclick=()=>{
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view(i);
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}
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})
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function view(i){
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//新旗子改变前 保留为 旧旗子
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indexLod = indexNew;
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//更新新旗子
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indexNew =i;
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//旧的样式图去掉
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item[indexLod].classList.remove("active");
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//添加样式
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item[indexNew].classList.add("active");
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//让图片动
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boxContent.style.left = `${820 * indexNew * -1}px`;
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}
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//自动轮播
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let time
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function zdlb(){
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time = setInterval(()=>{
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let i= indexNew;
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i++;
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//边界值处理
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if(i>=item.length){
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i=0;
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}
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view(i);
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},1000)
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}
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zdlb();
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//移除定时器
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app.onmouseenter =()=>{
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clearInterval(time);
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}
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//加上定时器
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app.onmouseleave= ()=>{
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zdlb();
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}
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</script>
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</body>
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</html>
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