微信小程序实现文字无限轮播效果

var self = this;
var width = wx.getSystemInfoSync().screenWidth;
function carousel_num() {

var animation = wx.createAnimation({
transformOrigin: "50% 50%",
duration: 5000,
timingFunction: "linear",
delay: 0
})
self.animation = animation
animation.translate3d(-width, 0, 100).step()
console.log("第一动画开始");
self.setData({
animationData_notice: animation.export(),
})
setTimeout(function () {
var animation = wx.createAnimation({
transformOrigin: "50% 50%",
duration: 0,
timingFunction: "linear",
delay: 0
})
self.animation = animation
animation.translate3d(0, 0, 100).step()
console.log("第二动画开始");
self.setData({
animationData_notice: animation.export(),
})
setTimeout(function () {
carousel_num();
}, 50)
}, 5000)
}
setTimeout(function () {
carousel_num();
}, 100);

<scroll-view class='scroll_notice'>
<view class='scroll_notice_item_bg' animation="{{animationData_notice}}">
<view class="scroll_notice_item_bg">
<image class='scroll_notice_item_image' src='图片链接'></image>
<view class='scroll_notice_item'>全国快递本月底将陆续停运，各位请注意补货时间！</view>
</view>
<view class="scroll_notice_item_bg">
<image class='scroll_notice_item_image' src='图片链接'></image>
<view class='scroll_notice_item'>全国快递本月底将陆续停运，各位请注意补货时间！</view>
</view>
</view>
</scroll-view>

.scroll_notice {
position: absolute;
left: 0px;
: 0px;
width: 100%;
white-space: nowrap;
height: 65rpx;
background-color: #e6513e;
}

.scroll_notice_item_image {
position: absolute;
left: 0px;
: 14rpx;
width: 49rpx;
height: 38rpx;
}

.scroll_notice_item {
margin-left: 61rpx;
margin-: 14rpx;
height: 37rpx;
font-family: PingFangSC;
font-size: 26rpx;
font-weight: 500;
letter-spacing: 1rpx;
text-align: left;
color: #fff;
}

.scroll_notice_item_bg {
position: relative;
margin-left: 20rpx;
height: 100%;
display: inline-flex;
}