uniapp点击事件判断范围,html页面上下滚动

实现代码：

view class=' ' @ touch start=' touch start ' @ touchend=' touchend '/view data () {return {touchData: {}，/幻灯片，Touchend(e ) constsubx=e.changed touches [0].clientx-this.touch data.clientx； const suby=e.changed touches [0].clienty-this.touch data.clienty； if(suby50 ) console.log )下降) ) if ) suby-50 ) console.log )上升) ) }if ) subx50 ) console.log )向右滑动