smart-app/components/swiperDot.vue

<template>
	<view class="dot-main">
		<view :class="['dot-item',current==index?'active':'']" v-for="(item,index) in list" :key="index"></view>
	</view>
</template>
<script>
	export default {
		props: [ 'list','current'],
		data() {
			return {
				
			};
		}
	}
</script>
<style>
	.dot-main {
		width: 100%;
		display: flex;
		flex-direction:row-reverse;
		align-items: center;
	}
	.dot-item {
		width: 16rpx;
		height: 16rpx;
		border: 2rpx solid #0A8CD5;
		background-color: #fff;
		border-radius: 50%;
		margin: 0 6upx;
		box-sizing: border-box;
	}
	.active {
		width: 40rpx;
		height: 16rpx;
		background-color: #0A8CD5;
		border-radius: 10rpx;
	}
</style>