[GitHub] [echarts] zhaoyanga commented on issue #17369: 在小程序中使用echarts时，设置visualMap后，手指移动上去，线全部变成黑色了，在PC是正常

[GitBox <gi...@apache.org>]

zhaoyanga commented on issue #17369:
URL: https://github.com/apache/echarts/issues/17369#issuecomment-1183869462

   `options:{
         title:{
           text:'岭澳出线潮流',
           left:'center',
           top:5
         },
         tooltip:{
           show:true,
           trigger:"axis",
           enterable:true,
           axisPointer:{
             animation:false
           },
           position: function(point, params, dom, rect, size){
             let x = point[0],
               y = point[1],
               viewWidth = size.viewSize[0],
               boxWidth = size.contentSize[0],
               posX = 0;
             if(x + boxWidth > viewWidth){
               posX = x - boxWidth;    
             }else{
               posX = x; 
             }
             return [posX,y];
           },
           label: {
             normal: {
               show: true
             }
           },
           formatter: function (params, ticket, callback) {
             let str = '';
             str += params[0]['name'];
             for (let i in params) {
               str += '\n';
               
               str += params[i]['seriesName'];
               str += '：'
               str += params[i]['value'][1]
             }
             return str;
           },
         },
         grid:{
           left:'5%',
           bottom:"10%",
           top:"15%",
           containLabel:true,
         },
         xAxis: {
           type:'category',
           data:[],
           axisLabel:{
               formatter:(val)=>{
                   if(val) {
                       let one = val.split(' ')
                       if(one.length > 1) {
                           return one[0]
                       } else {
                           return val
                       }
                   }
               },
           }
         },
         legend:{
           data:["2020", "2021", "2022"],
           width:'100%',
           bottom:0
         },
         yAxis:{
           type: "value",
           name: "单位:MW",
           nameTextStyle:{
             fontSize:14
           },
           min:0,
         },
         visualMap:[
   {
                     show:false,
                     precision:1,
                     pieces:[
                         {
                             gt:list[0] ? list[0].itemValue : 0,
                             color:'red'
                         },
                         {
                             gt:0,
                             lte:Number(list[0] ? list[0].itemValue : 0),
                         }
                     ],
                     seriesIndex:0
                 },
                 {
                     show:false,
                     pieces:[
                         {
                             gt:list[0] ? list[0].itemValue : 0,
                             color:'red'
                         },
                         {
                             gt:0,
                             lte:Number(list[0] ? list[0].itemValue : 0),
                             color:"#ec6c00"
                         }
                     ],
                     seriesIndex:1
                 },
   ],
         color:["rgba(0,170,232,1)","#ec6c00","rgba(0,120,170,1)"],
         series:[],
         dataZoom:[
           {
             type:"inside",
             show:true,
           }
         ]
       },`
   
   
   > 可以用微信开发创建一个代码片段吗？以便于复现和搜索者问题。
   
   


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