分享一个前端可视化常用的卡片列表滚动组件，常用于可视化项目左右两侧的卡片列表的滚动。效果如下图所示：

组件描述

1. 当鼠标移入滚动区域时，滚动行为停止当鼠标再次离开时，滚动继续

源码展示

<template><div ref="moocBox" class="custom-scroll-content" @mouseout="mouseOut" @mouseover="mouseOver"><slot></slot></div>
</template>
<script>
export default {name: 'CustomScroll',data() {return {speed: 50,myScroll: null};},created() {},mounted() {this.myScroll = setInterval(() => {this.scrollUp();}, this.speed);},destroyed() {clearInterval(this.myScroll);//  removeEventListener("scroll", this.myScroll);},beforeDestoryed() {clearInterval(this.myScroll);this.myScroll = null},methods: {/*** @description: 滚动* @return void 滚动*/scrollUp() {this.$refs.moocBox.scrollTop += 1;// 判断滚动条是否到底if (this.$refs.moocBox.scrollTop + this.$refs.moocBox.clientHeight >= this.$refs.moocBox.scrollHeight) {this.$refs.moocBox.scrollTop = 0;}},/*** @description: 鼠标滑过暂停滚动* @return void 清除定时器，实现暂停*/mouseOver() {clearInterval(this.myScroll);},/*** @description: 鼠标移开重新滚动* @return void 设定定时器，实现滚动*/mouseOut() {this.myScroll = setInterval(() => {this.scrollUp();}, this.speed);},}
};
</script>
<style>
.custom-scroll-content {height: 100%;overflow: auto;
}
</style>

使用指南

<template><div class="home"><div class="container__div_height-500"><CustomScroll><div class="item__div_height-100" v-for="i in 10" :key="i">{{ i+1 }}</div></CustomScroll></div></div>
</template>
import CustomScroll from '../components/customScroll.vue';export default {name: 'Home',components: {CustomScroll,},
}
</script>
<style>
.home {height: 100%;width: 100%;display: flex;align-items: center;justify-content: center;
}
.container__div_height-500 {height: 500px;width: 400px;
}
.item__div_height-100 {height: 100px;width: 100%;background-color: pink;margin-bottom: 12px;cursor: pointer;
}
.item__div_height-100:last-child {margin-bottom: 0;
}
::-webkit-scrollbar {width: 0!important;
}
</style>

属性说明

属性	属性值	类型
speed	设置滚动速度，默认50	Number