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jihongshun
8 天以前 0c741cdda7ef9935a20d3090dfea97e1ce8ae754
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<template>
  <div :id="uuid" style="width: 100%;height:100%;"></div>
</template>
 
<script>
import {getDataJson, pollingRefresh} from "@/utils/refreshCptData";
 
export default {
  name: "cpt-chart-gauge",
  props:{
    width:Number,
    height:Number,
    option:Object
  },
  watch:{
    'option.attribute':{
      handler(newObj) {
        this.loadChart(newObj);
      },
      deep: true//深度监听
    },
    width(){
      this.chart.resize();
    },
    height(){
      this.chart.resize();
    }
  },
  data(){
    return {
      uuid:'',
      chartOption:{},
      chart:null,
      cptData:{}
    }
  },
  created() {
    this.uuid = require('uuid').v1();
  },
  mounted() {
    this.chart = this.$echarts.init(document.getElementById(this.uuid), 'dark');
    this.refreshCptData();
  },
  methods:{
    refreshCptData(){
      pollingRefresh(this.uuid, this.option.cptDataForm, this.loadData)
    },
    loadData(){
      getDataJson(this.option.cptDataForm).then(res => {
        this.cptData = res;
        this.loadChart(this.option.attribute);
      });
    },
    loadChart(attribute) {
      const that = this;
      that.chartOption = {
        backgroundColor:'',
        tooltip: {
          formatter: '{a} <br/>{b} : {c}%'
        },
        series: [
          {
            name: 'Pressure',
            type: 'gauge',
            startAngle: attribute.startAngle,
            endAngle: attribute.endAngle,
            radius : '100%',
            min: attribute.min,
            max: attribute.max,
            axisLabel: {
              distance: attribute.labelDistance,
              color: '#999',
              fontSize: attribute.labelSize
            },
            axisTick: {
              show: true,
              length: attribute.tickLength,
              distance: attribute.lineDistance,
            },
            splitLine: {
              distance: attribute.lineDistance,
              length: attribute.tickLength * 1.5,
              lineStyle: {
                width: 2,
                color: '#999'
              }
            },
            axisLine: {
              lineStyle: {
                width: attribute.lineWidth,
                color: [
                  [0.3, attribute.color1],
                  [0.7, attribute.color2],
                  [1, attribute.color3]
                ]
              }
            },
            progress: {
              show: true,
              width: attribute.lineWidth,
            },
            pointer: {
              length: attribute.pointerLength+'%',
              width: attribute.pointerWidth,
            },
            itemStyle:{
              color: attribute.itemColor
            },
            title: {
              show: true,
              fontSize:attribute.titleSize,
              color:attribute.titleColor
            },
            detail: {
              valueAnimation: true,
              formatter: '{value}',
              color:attribute.detailColor,
              fontSize: attribute.detailSize,
            },
            data: [
              {
                value: that.cptData.value,
                name: attribute.title
              }
            ]
          }
        ]
      }
      that.chart.setOption(that.chartOption);
    }
  }
}
</script>
 
<style scoped>
 
</style>