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239 lines
6.4 KiB
239 lines
6.4 KiB
1 month ago
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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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.main-box {
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margin: 0;
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padding: 0;
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width: 590px;
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}
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.pic {
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height: 300px;
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float: left;
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}
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.pic img {
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border: none;
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border-radius: 5%;
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width: 500px;
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height: 300px;
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position: absolute;
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z-index: -100;
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}
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button {
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width: 50px;
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height: 100px;
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font-size: 50px;
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line-height: 35px;
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}
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.backbtn {
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position: relative;
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top: 100px;
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left: 10px;
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background-color: rgba(255, 255, 255, 0);
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border: none;
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float: left;
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}
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.nextbtn {
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position: relative;
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float: right;
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top: 35px;
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background-color: rgba(255, 255, 255, 0);
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border: none;
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}
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.footer {
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width: 500px;
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height: 30px;
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position: relative;
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top: 300px;
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left: -50px;
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display: inline-block;
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list-style-type: circle;
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}
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.footer li {
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width: 10px;
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height: 10px;
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float: left;
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cursor: pointer;
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}
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.footer li.active {
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list-style-type: disc;
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}
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</style>
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</head>
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<body>
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<div class="main-box">
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<button class="backbtn">
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< </button>
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<div class="pic">
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<img src="" title="">
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</div>
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<ul class="footer">
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<script>
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let imgarr = [
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{ src: 'image/1rd.png' },
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{ src: 'image/2rd.jpg' },
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{ src: 'image/3rd.jpg' },
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{ src: 'image/4rd.jpg' }
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]
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const footer = document.querySelector('.footer')
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for (let x = 0; x < imgarr.length; x++) {
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document.write(`<li></li>`)
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const li =document.querySelector(`.footer li:nth-child(${x+2})`)
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li.addEventListener('click',function (){img.src = imgs[x].src})
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}
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</script>
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</ul>
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<button class="nextbtn">></button>
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</div>
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<script>
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let imgs = [
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{ src: 'image/1rd.png' },
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{ src: 'image/2rd.jpg' },
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{ src: 'image/3rd.jpg' },
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{ src: 'image/4rd.jpg' }
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]
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const img = document.querySelector('img')
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const nextbtn = document.querySelector('.nextbtn')
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const body = document.querySelector('body')
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const backbtn = document.querySelector('.backbtn')
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let i = 0
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x=i
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function nextimg() {
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console.log(i)
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if (i < (imgs.length - 1)) {
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i++
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const li = document.querySelector(`.footer li:nth-child(${i + 2})`)
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li.classList.toggle('active')
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let li3 = document.querySelector(`.footer li:nth-child(${i + 1})`)
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.classList.remove('active')
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}
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else {
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i = 0
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const li4 = document.querySelector(`.footer li:nth-child(${imgs.length + 1})`)
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li4.classList.remove('active')
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const li5 = document.querySelector(`.footer li:nth-child(${2})`)
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li5.classList.add('active')
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}
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//const li = document.querySelector(`.footer li:nth-child(${i+2})`)
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//li.classList.toggle('active')
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img.src = imgs[i].src
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//let li3 = document.querySelector(`.footer li:nth-child(${i+1})`)
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//.classList.remove('active')
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}
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function backimg() {
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if (i > 0) {
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i--
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console.log(i)
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const li = document.querySelector(`.footer li:nth-child(${i + 2})`)
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li.classList.toggle('active')
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let li3 = document.querySelector(`.footer li:nth-child(${i + 3})`)
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li3.classList.remove('active')
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}
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else {
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i = imgs.length - 1
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const li4 = document.querySelector(`.footer li:nth-child(${imgs.length + 1})`)
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li4.classList.add('active')
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const li5 = document.querySelector(`.footer li:nth-child(${2})`)
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li5.classList.remove('active')
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}
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img.src = imgs[i].src
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console.log(i)
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}
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let n = setInterval(nextimg, 1000)
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function stop(){
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clearInterval(n)
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}
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function cont(){
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n =setInterval(nextimg,1000)
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}
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function switchColor() {
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nextbtn.style.background = 'rgba(255, 255, 255, 0.5)'
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clearInterval(n)
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}
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function switchColor2() {
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backbtn.style.background = 'rgba(255, 255, 255, 0.5)'
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clearInterval(n)
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}
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function backColor() {
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nextbtn.style.background = ''
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n = setInterval(nextimg, 1000)
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}
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function backColor2() {
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backbtn.style.background = ''
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n = setInterval(nextimg, 1000)
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}
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nextbtn.addEventListener('click', nextimg)
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nextbtn.addEventListener('mouseenter', switchColor)
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nextbtn.addEventListener('mouseout', backColor)
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backbtn.addEventListener('click', backimg)
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backbtn.addEventListener('mouseenter', switchColor2)
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backbtn.addEventListener('mouseout', backColor2)
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img.addEventListener('mouseover',stop)
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img.addEventListener('mouseout',cont)
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body.onload = function () {
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img.src = imgs[0].src
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const li2 = document.querySelector(`.footer li:nth-child(${2})`)
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li2.classList.add('active')
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}
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</script>
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</body>
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</html>
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