利用echart 做以特定数值为分界线的图表-白红宇

利用echart 做以特定数值为分界线的图表

阅读量：7115 次

发布时间：2019-06-28

本文共 1562 字，大约阅读时间需要 5 分钟。

利用echart 做以特定数值为分界线的图表，下面的例子以1为分界线的例子
     <script>
   var axisData = ["8","9","10","11","12","13","14","15","16","17","18"];
var yxisData = [0.26, 1.01, 1.17, 1.17, 0.77, 0.90, 3.03, 0.99, 1.19, 4.83, 1.57];
   var yxisData0=[];
   var yxisData1=[];
   var interval;
   var maxy = Math.max.apply(null,yxisData);
   if(maxy <= 2){

   interval=0.1;
   }else{

   interval=0.2;
   }
$.each(yxisData,function(index,item){

  if(item >=1)
  {

   item -=1;
   yxisData1.push(item);
   yxisData0.push(1);
  }
  else
  {

   yxisData1.push(1-item);
   yxisData0.push(item);
  }
})
option1 = {

      title : {
                text : '公司名称',
            },
     legend: {
                data:['不均匀系数'],
                },
     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'
        },
        formatter: function (params) {

            var tar;
            tar = params[1];
            return tar.name + '<br/>' + tar.seriesName + ' : ' + (yxisData[tar.dataIndex]);
        }
    },
grid: {},
    xAxis : [
        {

            type : 'category',
            data : axisData
        }
    ],
   yAxis: {interval:interval, },// y轴不能删除
     series: [
        {

            name: '辅助',
            type: 'bar',
            stack: '总量',
            itemStyle: {

                normal: {

                    barBorderColor: 'rgba(0,0,0,0)',
                    color: 'rgba(0,0,0,0)'
                },
                emphasis: {

                    barBorderColor: 'rgba(0,0,0,0)',
                    color: 'rgba(0,0,0,0)'
                }
            },
   data:yxisData0
        },
        {

            name: '不均匀系数',
            type: 'bar',
            stack: '总量',
            data: yxisData1
        },
  ]
};
   var myChart1 = echarts.init(document.getElementById('barchart1'),theme);
myChart1.setOption(option1);
ObjectResize(myChart1.resize)
function ObjectResize(fn){

if(window.addEventListener)
{

window.addEventListener("resize",fn,false);
   }
else
{

window.attachEvent("onresize",fn)
}
}
</script>