uniapp 自制进度条组件

<template>
	<!--  第一层进度条的背景色  -->
	 <view class="strip"> 
			 <!-- 第二层进度条的颜色 -->
			<view class="blue" :style="{width:+sum+'%'}"> 
				<!-- （进度条显示的图片  样式：根据父元素进行相对定位 ，本身绝对定位 ） -->
				<view class="proImg" :style="{left:+sum-1+'%'}">
					{{sum+'%'}}
				</view>
			</view>
	 </view>

</template>

<script>
	export default {
		props:{
			sum: {
				type: Number,
				default: 0
			},
		},
		data() {
			return {
				
			}
		},
		watch:{
			sum(e){console.log(e)}
		},
		onshow(){
		},
		methods: {
			
		}
	}
</script>

<style lang="scss" scoped>
.strip {
		/* 父元素相对定位 */
		position: relative;
		width: 360rpx;
		height: 12rpx;
		color: rgba(80, 80, 80, 1);
		background-color: #F5F5F5;
		border-radius: 7rpx;
		font-size: 28rpx;
		line-height: 150%;
		text-align: center;
	}
	.blue {
		height: 12rpx;
		color: rgba(80, 80, 80, 1);
		background-color: #1676FE;
		border-radius: 7rpx;
		font-size: 28rpx;
		line-height: 150%;
		text-align: center;
		.proImg{
			width:84rpx;
			height:76rpx;
			/* 子元素绝对定位   */
			position: absolute;
			/* 定位方向：属性值 */
			top:-30rpx
		}
	}
	

</style>

<template>
	<view class="body">
		<view style="display: flex; align-items: center;justify-content: space-around;font-size: 60rpx;">
			<view style="margin-right: 48rpx;" @touchstart="add"  @touchend="sss">+</view>
			<view @touchstart="jjj" @touchend="sss">-</view>
		</view>
		<view style="height: 50%;">
			<Progress :sum="sum" />
		</view>
	</view>
</template>

<script>
	import Progress from "../../components/Progress/Progress.vue"
	export default {
		components: {
			Progress
		},
		data() {
			return {
				sum: 100,
				time:0
			}
		},
		onLoad(data) {
			// this.$common.getCode()
		},
		methods: {
			add() {
				this.time = setInterval(()=>{
					this.sum++
				},100)
			},
			
			jjj() {
				this.time = setInterval(()=>{
					this.sum--
				},100)
			},
			sss(e){
				clearInterval(this.time)
			}
		}
	}
</script>
<style lang="scss">
	.body {
		height: 1606rpx;
		width: 100%;
		display: flex;
		align-items: center;
		justify-content: center;
		flex-direction: column;
	}
</style>