// import * as echarts from 'echarts'

// 引入 echarts 核心模块，核心模块提供了 echarts 使用必须要的接口。
import * as echarts from "echarts/core";
 
/** 图表后缀都为 Chart  */
import { PieChart } from "echarts/charts";
 
// 引入提示框，标题，直角坐标系，数据集，内置数据转换器组件，组件后缀都为 Component
import {
  TitleComponent,
  TooltipComponent,
  GridComponent,
  DatasetComponent,
  TransformComponent,
  LegendComponent,
} from "echarts/components";
 
// 标签自动布局，全局过渡动画等特性
import { LabelLayout, UniversalTransition } from "echarts/features";
 
// 引入 Canvas 渲染器，注意引入 CanvasRenderer 或者 SVGRenderer 是必须的一步
import { CanvasRenderer } from "echarts/renderers";
 
// 注册必须的组件
echarts.use([
  TitleComponent,
  TooltipComponent,
  GridComponent,
  DatasetComponent,
  TransformComponent,
  LegendComponent,
//   BarChart,
  LabelLayout,
  UniversalTransition,
  CanvasRenderer,
//   LineChart,
  PieChart,
]);

export default function(dom: any, theme: any = null,  option: any) {
    let chart = echarts.init(dom, theme);
    chart.setOption(option);
    return chart;
}