en/builder/src/echarts3/component/polar.js

import * as echarts from '../echarts';
import * as zrUtil from 'zrender/src/core/util';
import barPolar from '../layout/barPolar';
import '../coord/polar/polarCreator';
import './angleAxis';
import './radiusAxis';
import './axisPointer';
import './axisPointer/PolarAxisPointer'; // For reducing size of echarts.min, barLayoutPolar is required by polar.

echarts.registerLayout(zrUtil.curry(barPolar, 'bar')); // Polar view

echarts.extendComponentView({
  type: 'polar'
});