[GitHub] Adelaide1014 commented on issue #7980: 柱状堆叠图 柱子显示问题

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

Adelaide1014 commented on issue #7980: 柱状堆叠图 柱子显示问题
URL: https://github.com/apache/incubator-echarts/issues/7980#issuecomment-385842468
 
 
   这个是说当某类目堆叠后的值为‘0’时该类目隐藏的意思吧，不显示为设置的最小值
   ![6lnky w8gu 9qwqiy s k](https://user-images.githubusercontent.com/17764048/39501664-c16412d8-4dee-11e8-8b06-3ab53285fe3d.png)
   若使为0的不显示，可以将值置为null;
   ![_ ijk 575_a__49doqz 5lh](https://user-images.githubusercontent.com/17764048/39501713-02cf6024-4def-11e8-84ee-ec2461c70931.png)
   相关代码：
   `app.title = '堆叠条形图';
   
   option = {
       tooltip : {
           trigger: 'axis',
           axisPointer : {            // 坐标轴指示器，坐标轴触发有效
               type : 'shadow'        // 默认为直线，可选为：'line' | 'shadow'
           }
       },
       legend: {
           data: ['直接访问', '邮件营销','联盟广告','视频广告','搜索引擎']
       },
       grid: {
           left: '3%',
           right: '4%',
           bottom: '3%',
           containLabel: true
       },
       xAxis:  {
           type: 'value'
       },
       yAxis: {
           type: 'category',
           data: ['周一','周二','周三','周四','周五','周六','周日']
       },
       series: [
           {
               name: '直接访问',
               type: 'bar',
               stack: '总量',
               label: {
                   normal: {
                       show: true,
                       position: 'insideRight'
                   }
               },
               data: [320, 302, 301, 334, 390, 330, 320]
           },
           {
               name: '邮件营销',
               type: 'bar',
               stack: '总量',
               label: {
                   normal: {
                       show: true,
                       position: 'insideRight'
                   }
               },
               data: [120, 132, 101, 134, 90, 230, 210]
           },
           {
               name: '联盟广告',
               type: 'bar',
               stack: '总量',
               label: {
                   normal: {
                       show: true,
                       position: 'insideRight'
                   }
               },
               data: [220, 182, 191, 234, 290, 330, 310]
           },
           {
               name: '视频广告',
               type: 'bar',
               stack: '总量',
               label: {
                   normal: {
                       show: true,
                       position: 'insideRight'
                   }
               },
               data: [150, 212, 201, 154, 190, 330, 410]
           },
           {
               name: '搜索引擎',
               type: 'bar',
               stack: '总量',
                barMinHeight:20,
               label: {
                   normal: {
                       show: true,
                       position: 'insideRight'
                   }
               },
               data: [returnNum(0), 832, 901, 934, 1290, 1330, 1320]
           }
       ]
   };
   
   function returnNum(item){
       
       if(item==0){
           return null;
       }else{
           return item;
       }
       
   }
   `

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