343 lines
7.1 KiB
Vue
343 lines
7.1 KiB
Vue
<template>
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<div class="banner-card">
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<ul class="ul">
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<li v-for="(item,index) in bannerDate" :key="index">
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<div v-if="$i18n.locale === 'cn'" @click="clickTo(item.link)">
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<div class="card_img" >
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<img
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:src="item.imgurl"
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alt=""/>
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</div>
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<div class="card_title">
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{{item.title}}
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</div>
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</div>
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<div v-if="$i18n.locale === 'en'" @click="clickTo(item.enLink)">
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<div class="card_img" >
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<img
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:src="item.imgurl"
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alt=""/>
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</div>
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<div class="card_title">
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{{item.enTitle}}
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</div>
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</div>
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</li>
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</ul>
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<div class="left-btn">
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<span>
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<button class="el-carousel__arrow el-carousel__arrow--left"><i class="el-icon-arrow-left"></i></button>
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</span>
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</div>
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<div class="right-btn">
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<span>
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<button class="el-carousel__arrow el-carousel__arrow--right"><i class="el-icon-arrow-right"></i></button>
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</span>
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</div>
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</div>
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</template>
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<script>
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import {banner} from "@/api";
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export default {
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data() {
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return {
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defaultConfig: {
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//默认值
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classArray: ["one", "two", "three", "four", "five", "six"],
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// classArray: ["one", "two", "three", "four", "five"],
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leftSlider: true,
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},
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bannerWrap: null,
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time: null,
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lisArray: null, //卡片的集合
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classlist: null,
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leftBtn: null,
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rightBtn: null,
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bannerDate:[]
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};
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},
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beforeCreate() {
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banner("STCplDRCWAA3zcFE0EBTcQI").then(res=>{
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this.bannerDate = res.data
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})
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},
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created() {
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},
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methods: {
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clickTo(link){
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//console.log(link)
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window.location.href=link;//当前标签页
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},
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constructor() {
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this.bannerWrap = document.getElementsByClassName("banner-card")[0];
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let lis = this.bannerWrap.getElementsByTagName("li");
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// 将类数组转化为数组
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this.lisArray = Array.from(lis);
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this.classlist = this.defaultConfig.classArray;
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//获取左右按钮
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this.leftBtn = document.getElementsByClassName("left-btn")[0];
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this.rightBtn = document.getElementsByClassName("right-btn")[0];
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this.move(this.classlist);
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this.timer();
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this.listenMouseEvent();
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this.listenMouseClickBtnEvent();
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},
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//移动
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move(list) {
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this.lisArray.forEach((value, index) => {
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value.setAttribute("class", list[index]); //给每一个li添加对应的类名
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});
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},
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// 向左运动
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leftMove() {
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let popValue = this.classlist.pop(); //删除并返回数组的最后一个
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this.classlist.unshift(popValue); //把刚才删除的最后一个添加到数组开头
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this.move(this.classlist); //调用移动方法，每一个li会根据新数组的位置进行移动，从而实现轮播的效果
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},
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// 向右运动
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rightMove() {
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let shiftValue = this.classlist.shift(); //删除并返回数组的第一个
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this.classlist.push(shiftValue); //把刚才删除的第一个push到数组末尾
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this.move(this.classlist);
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},
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// 定时器自动切换
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timer() {
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this.time = setInterval(this.leftMove.bind(this), 1000);
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},
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// 鼠标移入移出事件
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listenMouseEvent() {
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this.bannerWrap.addEventListener("mouseover", () => {
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clearInterval(this.time);
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this.leftBtn.style.cssText = `left: 6rem; opacity: 1`;
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this.rightBtn.style.cssText = `right: 6rem; opacity: 1`;
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});
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this.bannerWrap.addEventListener("mouseout", () => {
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this.timer();
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this.leftBtn.style.cssText = `left: 2rem; opacity: 0`;
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this.rightBtn.style.cssText = `right: 2rem; opacity: 0`;
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});
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},
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// 点击左右按钮事件
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listenMouseClickBtnEvent() {
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this.leftBtn.addEventListener("click", () => {
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this.leftMove();
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});
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this.rightBtn.addEventListener("click", () => {
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this.rightMove();
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});
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},
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},
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mounted() {
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setTimeout(() =>{
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this.constructor();
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},1000);
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},
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};
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</script>
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<style scoped lang="scss">
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.banner-card {
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width: 100%;
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height: 50rem;
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//background: #f5f5f5;
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position: relative;
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ul {
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width: 71.5%;
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height: 100%;
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margin: 0 auto;
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text-align: center;
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position: relative;
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overflow: hidden;
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}
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li {
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border-radius: 2rem;
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width: 40rem;
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height: 40rem;
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position: absolute;
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top: 2.5rem;
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list-style-type: none;
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transition: 0.3s;
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cursor: pointer;
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background-color: #fff;
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.card_img {
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width: 100%;
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height: 75%;
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img {
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border-radius: 2rem 2rem 0 0;
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display: inline-block;
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width: 100%;
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height: 100%;
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object-fit: cover;
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}
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}
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.card_title {
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width: 90%;
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font-size: 2rem;
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font-family: PingFangSC-Medium, PingFang SC;
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font-weight: 500;
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color: #1C1C1C;
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text-align: left;
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//width: 36rem;
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margin: 2rem auto;
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overflow:hidden; //超出的文本隐藏
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text-overflow:ellipsis; //溢出用省略号显示
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display: -webkit-box; //作为弹性伸缩盒子模型显示。
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-webkit-box-orient: vertical; //设置伸缩盒子的子元素排列方式--从上到下垂直排列
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-webkit-line-clamp: 2; //显示的行
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}
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}
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}
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.one {
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z-index: 98;
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left: -6rem;
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transform: scale(0.8);
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}
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.two {
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z-index: 99;
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left: 14rem;
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transform: scale(0.9);
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}
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.three {
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left: 30rem;
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z-index: 100;
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transform: scale(1);
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border: 1px solid #DA2D2D;
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}
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.four {
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z-index: 99;
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left: 48rem;
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transform: scale(0.9);
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}
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.five {
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left: 66rem;
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z-index: 98;
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transform: scale(0.8);
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}
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.six {
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left: 74rem;
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z-index: 96;
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transform: scale(0.7);
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}
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.banner-card .left-btn, .right-btn {
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transition: 0.3s;
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position: absolute;
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top: 20rem;
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cursor: pointer;
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opacity: 0;
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}
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.banner-card div span {
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display: inline-block;
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font-size: 2.5rem;
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}
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.left-btn {
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left: 2rem;
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}
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.right-btn {
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right: 10rem;
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}
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@media screen and (min-width: 1100px) and (max-width: 1400px) {
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.banner-card {
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height: 34rem;
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li {
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width: 28rem !important;
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height: 28rem !important;
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.card_title {
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font-size: 1.6rem;
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margin: 1rem 1rem;
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}
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}
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.one {
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left: -2.8rem;
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}
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.two {
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left: 10rem;
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}
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.three {
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left: 24rem;
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}
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.four {
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left: 38rem;
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}
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.five {
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left: 50.3rem;
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}
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.six {
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left: 80rem;
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}
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}
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}
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@media screen and (max-width: 1100px) {
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.banner-card {
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height: 34rem;
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li {
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width: 22rem !important;
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height: 22rem !important;
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.card_title {
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font-size: 1.6rem;
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margin: 1rem 1rem;
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display: -webkit-box; //作为弹性伸缩盒子模型显示。
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-webkit-box-orient: vertical; //设置伸缩盒子的子元素排列方式--从上到下垂直排列
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-webkit-line-clamp: 2; //显示的行
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}
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}
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.one {
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left: -2.6rem;
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}
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.two {
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left: 6rem;
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}
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.three {
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left: 16rem;
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}
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.four {
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left: 26rem;
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}
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.five {
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left: 34rem;
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}
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.six {
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left: 80rem;
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}
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}
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}
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</style>
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