sannongzixunwang_web/components/home/Slider.vue

<template>
    <!-- 滑块 -->
    <div class="slider">
        <!-- 标题部分 -->
        <div class="scienceTitle">
            <h5>三农科教</h5>
            <p class="title">
                <span v-for="(item, index) in scienceTitleList" :key="index" @mousemove="changeUl(index)">
                    <a href="#">{{ item.title }}</a>
                </span>
            </p>

        </div>
        <!-- 标题下内容列表 -->
        <div class="box">
            <transition name="fade">
                <div class="scienceListBox">
                    <ul class="scienceList">
                        <li v-for="item in 6">
                            <img src="../../static/images/sgbhsihfgisdfaasda45632113_A_Chinese_farmer_carrying_a_hoe_is_h_a23e4b96-a6d7-49e1-a283-68c395f277f9.png"
                                alt="">
                            <p>市农业农村局关于印发连云港市市级…</p>
                        </li>
                    </ul>
                    <ul class="scienceList">
                        <li v-for="item in 6">
                            <img src="../../static/images/sgbhsihfgisdfaasda45632113_A_Chinese_farmer_carrying_a_hoe_is_h_1ba32eee-c498-4dd7-9cd9-013568c09db7.png"
                                alt="">
                            <p>市农业农村局关于印发连云港市市级…</p>
                        </li>
                    </ul>
                    <ul class="scienceList">
                        <li v-for="item in 6">
                            <img src="../../static/images/rgmezdvz_19982_On_a_vast_and_boundless_wheat_field_many_harvest_5b5cfeda-ef17-4551-a935-5f8e3f799b69.png"
                                alt="">
                            <p>市农业农村局关于印发连云港市市级…</p>
                        </li>
                    </ul>
                    <ul class="scienceList">
                        <li v-for="item in 6">
                            <img src="../../static/images/rgmezdvz_19982_A_Chinese_farmer_carrying_a_hoe_is_hoeing_the_fi_a036c7b3-b05e-4d3d-a371-0bed91ec1ff8(1).png"
                                alt="">
                            <p>市农业农村局关于印发连云港市市级…</p>
                        </li>
                    </ul>
                </div>
            </transition>
        </div>
    </div>

</template>

<script setup>


let scienceTitleList = [
    {
        id: 1,
        title: "农产畅销"
    },
    {
        id: 2,
        title: "农业在线"
    },
    {
        id: 3,
        title: "农产行情"
    },
    {
        id: 4,
        title: "名优特产"
    }
]


//鼠标移入标题时,下方内容会发生变化
let changeUl = (index) => {
    // console.log(index);
    if (process.browser) {
        let scienceListBox = document.querySelector('.scienceListBox');
        let titleList = document.querySelectorAll('.title>span>a')
        for (let i = 0; i < titleList.length; i++) {
            titleList[i].className = ''
        }
        titleList[index].setAttribute('class', 'current')
        if (index == 0) {
            scienceListBox.style.left = 0
        } else if (index == 1) {
            scienceListBox.style.left = "-790px"
        } else if (index == 2) {
            scienceListBox.style.left = "-1580px"
        } else if (index == 3) {
            scienceListBox.style.left = "-2370px"
        }
    }
}

</script>

<style lang="less" scoped>
// 标题
.scienceTitle {
    height: 37px;

    h5 {
        float: left;
        width: 96px;
        height: 34px;
        font-family: PingFang SC, PingFang SC;
        font-weight: 600;
        font-size: 24px;
        color: #000000;
        line-height: 28px;
        text-align: left;
        font-style: normal;
        text-transform: none;
        margin-right: 20px;
    }

    >p {
        float: left;
        height: 37px;
        line-height: 30px;

        >span {
            display: inline-block;
            height: 20px;
            line-height: 20px;
            text-align: center;
            margin: 4px 0px 3px;
            padding: 0 20px;
            border-right: 1px solid #ccc;

            >a {
                display: inline-block;
                padding-bottom: 11px;
                font-family: PingFang SC, PingFang SC;
                font-weight: 500;
                font-size: 20px;
                color: #666666;
                line-height: 20px;
                font-style: normal;
                text-transform: none;
                box-sizing: border-box;
            }

            .current {
                color: #139602;
                border-bottom: 1px solid #139602;
            }
        }

        >span:nth-child(4) {
            border-right: none;
        }

        >span:hover>a {
            color: #139602;
            border-bottom: 1px solid #139602;

        }
    }
}


.box {
    width: 790px;
    height: 570px;
    position: relative;
    overflow: hidden;
}
.fade-in{
    animation: fadeIn 1s ease-in-out;
}

.fade-enter-from,
.fade-leave-to {
    opacity: 0;
}

.fade-enter-to,
.fade-leave-from {
    opacity: 1;
}

.fade-enter-active,
.fade-leave-active {
    transition: opacity 1s ease;
}

.scienceListBox {
    width: 3160px;
    height: 570px;
    position: absolute;
    top: 0;
    left: 0;
    transition: all 3s linear 0;

}

// 标题下列表
.scienceList {
    width: 790px;
    height: 570px;
    float: left;
    margin-top: 17px;

    >li {
        width: 250px;
        height: 276px;
        float: left;
        margin-right: 20px;
        position: relative;

        >img {
            width: 250px;
            height: 220px;
        }

        >p {
            height: 56px;
            width: 248px;
            font-family: PingFang SC, PingFang SC;
            font-weight: 600;
            font-size: 18px;
            color: #333333;
            line-height: 24px;
            text-align: left;
            font-style: normal;
            text-transform: none;
        }

        >p:hover {
            color: #139602;
        }
    }

    >li:nth-child(3),
    >li:nth-child(6) {
        margin-right: 0;
    }

    >li::before {
        content: "";
        display: inline-block;
        width: 40px;
        height: 20px;
        position: absolute;
        top: 0;
        right: 0;
        background-image: url("../../static/images/Component 209.png");
    }
}
</style>