zhu-jiang-yi-yuan-bigscreen/es/components/charts/PieChart.js

南方医科大学珠江医院大屏端

function _slicedToArray(arr, i) { return _arrayWithHoles(arr) || _iterableToArrayLimit(arr, i) || _unsupportedIterableToArray(arr, i) || _nonIterableRest(); }

function _nonIterableRest() { throw new TypeError("Invalid attempt to destructure non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method."); }

function _unsupportedIterableToArray(o, minLen) { if (!o) return; if (typeof o === "string") return _arrayLikeToArray(o, minLen); var n = Object.prototype.toString.call(o).slice(8, -1); if (n === "Object" && o.constructor) n = o.constructor.name; if (n === "Map" || n === "Set") return Array.from(o); if (n === "Arguments" || /^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(n)) return _arrayLikeToArray(o, minLen); }

function _arrayLikeToArray(arr, len) { if (len == null || len > arr.length) len = arr.length; for (var i = 0, arr2 = new Array(len); i < len; i++) { arr2[i] = arr[i]; } return arr2; }

function _iterableToArrayLimit(arr, i) { if (typeof Symbol === "undefined" || !(Symbol.iterator in Object(arr))) return; var _arr = []; var _n = true; var _d = false; var _e = undefined; try { for (var _i = arr[Symbol.iterator](), _s; !(_n = (_s = _i.next()).done); _n = true) { _arr.push(_s.value); if (i && _arr.length === i) break; } } catch (err) { _d = true; _e = err; } finally { try { if (!_n && _i["return"] != null) _i["return"](); } finally { if (_d) throw _e; } } return _arr; }

function _arrayWithHoles(arr) { if (Array.isArray(arr)) return arr; }

import { PxUtil } from '../../utils';
import DataSet from "@antv/data-set";
import { Chart, Coordinate, Interaction, Interval, Legend, Tooltip, View } from "bizcharts";
import { NNum } from 'nsn-util';
import React, { useEffect, useState } from "react";
import { getLabelProps, getPadding } from './_util'; // Interaction
// https://www.yuque.com/antv/g2-docs/interaction#d8XJY

var PieChart = function PieChart(props) {
  var color = props.color,
      data = props.data,
      axis = props.axis,
      height = props.height,
      calcRefresh = props.calcRefresh,
      padding = props.padding;
  var field = axis.field,
      dimension = axis.dimension;
  var docWidth = calcRefresh === null || calcRefresh === void 0 ? void 0 : calcRefresh[0];

  var _useState = useState({}),
      _useState2 = _slicedToArray(_useState, 2),
      labelProps = _useState2[0],
      setLabelProps = _useState2[1]; // 依据分辨率计算图形参数
  // let offset = 20;


  var innerRadius = 0.75; // if (PxUtil.isSMALL(docWidth)) {
  //   offset = -5;
  //   innerRadius = 0;
  // } else if (PxUtil.isMIN(docWidth)) {
  //   offset = 10;
  //   innerRadius = 0.5
  // }

  useEffect(function () {
    return setLabelProps(getLabelProps(docWidth, field, true, PxUtil.SMALL_WIDTH, {
      offset: PxUtil.getCalcNumW(10),
      content: function content(data) {
        var valueText = NNum.getPercent(data.percent, 0);
        return !PxUtil.isSMALL(docWidth) ? "".concat(data[dimension], ":").concat(valueText) : valueText;
      }
    }));
  }, [docWidth]); // 数据转换

  var DataView = DataSet.DataView;
  var dv = new DataView();
  dv.source(data || []).transform({
    field: field,
    dimension: dimension,
    type: 'percent',
    as: 'percent'
  });
  return /*#__PURE__*/React.createElement(Chart, Object.assign({}, {
    height: height
  }, {
    padding: padding || getPadding(20),
    autoFit: true,
    renderer: "svg",
    onGetG2Instance: function onGetG2Instance(chart) {
      // 默认选中第一个
      var view = chart.geometries[0];
      ((view === null || view === void 0 ? void 0 : view.elements) || []).forEach(function (e, idx) {
        e.setState('selected', idx === 0 ? true : false);
      });
    }
  }), /*#__PURE__*/React.createElement(Legend, {
    visible: false
  }), /*#__PURE__*/React.createElement(Tooltip, {
    showTitle: false
  }), /*#__PURE__*/React.createElement(View, {
    data: dv.rows,
    scale: {
      percent: {
        formatter: function formatter(val) {
          return NNum.getPercent(val, 0);
        }
      }
    }
  }, /*#__PURE__*/React.createElement(Coordinate, Object.assign({
    type: "theta"
  }, {
    innerRadius: innerRadius
  })), /*#__PURE__*/React.createElement(Interval, Object.assign({}, {
    color: color
  }, labelProps, {
    position: "percent",
    adjust: "stack"
  })), /*#__PURE__*/React.createElement(Interaction, {
    type: 'element-single-selected'
  })));
};

export { PieChart };