echart React使用折线图

/**
 * @file 发电碳排放强度
 */
import * as echarts from 'echarts';
import { useEffect, useRef } from 'react';
import { xDataYear } from '.';
interface DataProps {
  powerHotData: number[][];
}
export const ElectricityChart = (props: DataProps) => {
  const chartRef = useRef<HTMLDivElement>(null);
  const echartsInstance = useRef<echarts.ECharts>();
  const ecahrtsOption = {
    title: {
      text: '发电行业碳排放强度',
      subtext: '单位：tCO₂/MWh或tCO₂/GJ',
    },
    tooltip: {
      trigger: 'axis',
    },
    legend: {
      data: ['供电排放强度', '供热排放强度'],
      top: '24',
    },
    grid: {
      top: '15%',
      left: '5%',
      right: '5%',
      bottom: '22',
    },
    xAxis: {
      type: 'category',
      data: xDataYear(),
    },
    yAxis: {
      type: 'value',
    },
    series: [
      {
        name: '供电排放强度',
        type: 'line',
        stack: 'Total',
        data: props?.powerHotData?.[0],
      },
      {
        name: '供热排放强度',
        type: 'line',
        stack: 'Total',
        data: props?.powerHotData?.[1],
      },
    ],
  };
  useEffect(() => {
    echartsInstance.current = echarts.init(chartRef.current as HTMLDivElement);
    echartsInstance.current?.setOption(ecahrtsOption);
  }, [props.powerHotData]);
  return <div ref={chartRef} style={{ width: '100%', height: '490px' }} />;
};

     <ElectricityChart powerHotData={powerHotData} />

标签：powerHotData,echart,data,强度,React,props,折线图,const,type
来源： https://www.cnblogs.com/wjhaaa/p/16106589.html