温度计echarts 柱状配置项内容和展示

       var TP_value = 40;
 var kd = [];
 var Gradient = [];
 var leftColor = '';
 var showValue = '';
 var boxPosition = [65, 0];
 var TP_txt = ''
 // 刻度使用柱状图模拟，短设置1，长的设置3；构造一个数据
 for (var i = 0, len = 135; i <= len; i++) {
     if (i < 10 || i > 130) {
         kd.push('')
     } else {
         if ((i - 10) % 20 === 0) {
             kd.push('-3');
         } else if ((i - 10) % 4 === 0) {
             kd.push('-1');
         } else {
             kd.push('');
         }
     }

 }
 //中间线的渐变色和文本内容
 if (TP_value > 20) {
     TP_txt = '温度偏高';
     Gradient.push({
         offset: 0,
         color: '#93FE94'
     }, {
         offset: 0.5,
         color: '#E4D225'
     }, {
         offset: 1,
         color: '#E01F28'
     })
 } else if (TP_value > -20) {
     TP_txt = '温度正常';
     Gradient.push({
         offset: 0,
         color: '#93FE94'
     }, {
         offset: 1,
         color: '#E4D225'
     })
 } else {
     TP_txt = '温度偏低';
     Gradient.push({
         offset: 1,
         color: '#93FE94'
     })
 }
 if (TP_value > 62) {
     showValue = 62
 } else {
     if (TP_value < -60) {
         showValue = -60
     } else {
         showValue = TP_value
     }
 }
 if (TP_value < -10) {
     boxPosition = [65, -120];
 }
 leftColor = Gradient[Gradient.length - 1].color;
 // 因为柱状初始化为0，温度存在负值，所以加上负值60和空出距离10
 var option = {
     backgroundColor: '#0C2F6F',
     title: {
         text: '温度计',
         show: false
     },
     yAxis: [{
         show: false,
         data: [],
         min: 0,
         max: 135,
         axisLine: {
             show: false
         }
     }, {
         show: false,
         min: 0,
         max: 50,
     }, {
         type: 'category',
         data: ['', '', '', '', '', '', '', '', '', '', '°C'],
         position: 'left',
         offset: -80,
         axisLabel: {
             fontSize: 10,
             color: 'white'
         },
         axisLine: {
             show: false
         },
         axisTick: {
             show: false
         },
     }],
     xAxis: [{
         show: false,
         min: -10,
         max: 80,
         data: []
     }, {
         show: false,
         min: -10,
         max: 80,
         data: []
     }, {
         show: false,
         min: -10,
         max: 80,
         data: []
     }, {
         show: false,
         min: -5,
         max: 80,

     }],
     series: [{
         name: '条',
         type: 'bar',
         // 对应上面XAxis的第一个对)象配置
         xAxisIndex: 0,
         data: [{
             value: (showValue + 70),
             label: {
                 normal: {
                     show: true,
                     position: boxPosition,
                     backgroundColor: {
                         image: 'plugin/subway_beijing/images/power/bg5Valuebg.png', //文字框背景图
                     },
                     width: 200,
                     height: 100,
                     formatter: '{back| ' + TP_value + ' }{unit|°C}\n{downTxt|' + TP_txt + '}',
                     rich: {
                         back: {
                             align: 'center',
                             lineHeight: 50,
                             fontSize: 40,
                             fontFamily: 'digifacewide',
                             color: leftColor
                         },
                         unit: {
                             fontFamily: '微软雅黑',
                             fontSize: 15,
                             lineHeight: 50,
                             color: leftColor
                         },
                         downTxt: {
                             lineHeight: 50,
                             fontSize: 25,
                             align: 'center',
                             color: '#fff'
                         }
                     }
                 }
             }
         }],

         barWidth: 18,
         itemStyle: {
             normal: {
                 color: new echarts.graphic.LinearGradient(0, 1, 0, 0, Gradient)
             }
         },
         z: 2
     }, {
         name: '白框',
         type: 'bar',
         xAxisIndex: 1,
         barGap: '-100%',
         data: [134],
         barWidth: 28,
         itemStyle: {
             normal: {
                 color: '#0C2E6D',
                 barBorderRadius: 50,
             }
         },
         z: 1
     }, {
         name: '外框',
         type: 'bar',
         xAxisIndex: 2,
         barGap: '-100%',
         data: [135],
         barWidth: 38,
         itemStyle: {
             normal: {
                 color: '#4577BA',
                 barBorderRadius: 50,
             }
         },
         z: 0
     }, {
         name: '圆',
         type: 'scatter',
         hoverAnimation: false,
         data: [0],
         xAxisIndex: 0,
         symbolSize: 48,
         itemStyle: {
             normal: {
                 color: '#93FE94',
                 opacity: 1,
             }
         },
         z: 2
     }, {
         name: '白圆',
         type: 'scatter',
         hoverAnimation: false,
         data: [0],
         xAxisIndex: 1,
         symbolSize: 60,
         itemStyle: {
             normal: {
                 color: '#0C2E6D',
                 opacity: 1,
             }
         },
         z: 1
     }, {
         name: '外圆',
         type: 'scatter',
         hoverAnimation: false,
         data: [0],
         xAxisIndex: 2,
         symbolSize: 70,
         itemStyle: {
             normal: {
                 color: '#4577BA',
                 opacity: 1,
             }
         },
         z: 0
     }, {
         name: '刻度',
         type: 'bar',
         yAxisIndex: 0,
         xAxisIndex: 3,
         label: {
             normal: {
                 show: true,
                 position: 'left',
                 distance: 10,
                 color: 'white',
                 fontSize: 14,
                 formatter: function(params) {
                     if (params.dataIndex > 130 || params.dataIndex < 10) {
                         return '';
                     } else {
                         if ((params.dataIndex - 10) % 20 === 0) {
                             return params.dataIndex - 70;
                         } else {
                             return '';
                         }
                     }
                 }
             }
         },
         barGap: '-100%',
         data: kd,
         barWidth: 1,
         itemStyle: {
             normal: {
                 color: 'white',
                 barBorderRadius: 120,
             }
         },
         z: 0
     }]
 };