具体内容如下

 
 
 
 
 
 
 
 
 {{item.title}}
 
 
 
 
 {{item.title}}
 
 
 
 
 {{item.title}}
 
 
 
 
 {{item.title}}
 
 

 
 
 
 

 
 
 
 
 发送
 
 
 
 
 

js:

var danmu0=[];
var danmu1=[];
var danmu2=[];
var danmu3=[];
 for (var i = 0; i < res.data.Entity.length; i++) {
 const num = Math.floor(Math.random() * 4);
 if(num == 0){
 var left = 0;
 if(danmu0.length){left = danmu0[danmu0.length-1].left + danmu0[danmu0.length-1].width + 80;}
 left = left < 0 ? 0 : left;
 danmu0.push({
 title: res.data.Entity[i].NewsContent,
 left: left,
 width:res.data.Entity[i].NewsContent.length*24,
 idx: num
 });
 }
 if(num == 1){
 var left = 0;
 if(danmu1.length){left = danmu1[danmu1.length-1].left + danmu1[danmu1.length-1].width + 80;}
 left = left < 0 ? 0 : left;
 danmu1.push({
 title: res.data.Entity[i].NewsContent,
 width:res.data.Entity[i].NewsContent.length*24,
 left: left,
 idx: num
 });
 }
 if(num == 2){
 var left = 0;
 if(danmu2.length){left = danmu2[danmu2.length-1].left + danmu2[danmu2.length-1].width + 80;}
 left = left < 0 ? 0 : left;
 danmu2.push({
 title: res.data.Entity[i].NewsContent,
 width:res.data.Entity[i].NewsContent.length*24,
 left: left,
 idx: num
 });
 }
 if(num == 3){
 var left = 0;
 if(danmu3.length){left = danmu3[danmu3.length-1].left + danmu3[danmu3.length-1].width + 80;}
 left = left < 0 ? 0 : left;
 danmu3.push({
 title: res.data.Entity[i].NewsContent,
 width:res.data.Entity[i].NewsContent.length*24,
 left: left,
 idx: num
 });
 }
 }
 that.setData({
 danmuFake0: {
 max : danmu0[danmu0.length-1].left + danmu0[danmu0.length-1].width + 80,
 cnt:danmu0
 },
 danmuFake1: {
 max : danmu1[danmu1.length-1].left + danmu1[danmu1.length-1].width + 80,
 cnt:danmu1
 },
 danmuFake2: {
 max : danmu2[danmu2.length-1].left + danmu2[danmu2.length-1].width + 80,
 cnt:danmu2
 },
 danmuFake3: {
 max : danmu3[danmu3.length-1].left + danmu3[danmu3.length-1].width + 80,
 cnt:danmu3
 }
 })

 var danmuMaxWid = Math.max(that.data.danmuFake0.max,that.data.danmuFake1.max,that.data.danmuFake2.max,that.data.danmuFake3.max);
 that.setData({
 danmuMaxWid:danmuMaxWid
})