bytev-charts/lib/component/impl/echartsComponent/barComponent/BarBidirectional.js

基于echarts和JavaScript及ES6封装的一个可以直接调用的图表组件库，内置主题设计，简单快捷，且支持用户自定义配置； npm 安装方式: npm install bytev-charts 若启动提示还需额外install插件,则运行 npm install @babel/runtime-corejs2 即可;

import _Reflect$construct from "@babel/runtime-corejs2/core-js/reflect/construct";
import _classCallCheck from "@babel/runtime-corejs2/helpers/classCallCheck";
import _createClass from "@babel/runtime-corejs2/helpers/createClass";
import _assertThisInitialized from "@babel/runtime-corejs2/helpers/assertThisInitialized";
import _get from "@babel/runtime-corejs2/helpers/get";
import _inherits from "@babel/runtime-corejs2/helpers/inherits";
import _possibleConstructorReturn from "@babel/runtime-corejs2/helpers/possibleConstructorReturn";
import _getPrototypeOf from "@babel/runtime-corejs2/helpers/getPrototypeOf";
import _defineProperty from "@babel/runtime-corejs2/helpers/defineProperty";
import _Object$assign from "@babel/runtime-corejs2/core-js/object/assign";
import "core-js/modules/es.array.for-each.js";
import "core-js/modules/es.object.to-string.js";
import "core-js/modules/web.dom-collections.for-each.js";
import "core-js/modules/es.function.name.js";

function _createSuper(Derived) { var hasNativeReflectConstruct = _isNativeReflectConstruct(); return function _createSuperInternal() { var Super = _getPrototypeOf(Derived), result; if (hasNativeReflectConstruct) { var NewTarget = _getPrototypeOf(this).constructor; result = _Reflect$construct(Super, arguments, NewTarget); } else { result = Super.apply(this, arguments); } return _possibleConstructorReturn(this, result); }; }

function _isNativeReflectConstruct() { if (typeof Reflect === "undefined" || !_Reflect$construct) return false; if (_Reflect$construct.sham) return false; if (typeof Proxy === "function") return true; try { Boolean.prototype.valueOf.call(_Reflect$construct(Boolean, [], function () {})); return true; } catch (e) { return false; } }

import BarComponent from '../BarComponent.class.js';
/*
* 双向柱状图
* */

var BarBidirectional = /*#__PURE__*/function (_BarComponent) {
  _inherits(BarBidirectional, _BarComponent);

  var _super = _createSuper(BarBidirectional);

  function BarBidirectional(element, option) {
    var _this;

    _classCallCheck(this, BarBidirectional);

    _this = _super.call(this, element, option);

    _defineProperty(_assertThisInitialized(_this), "name", 'BarBidirectional');

    return _this;
  }

  _createClass(BarBidirectional, [{
    key: "setData",
    value: function setData(data) {
      var _this2 = this;

      _get(_getPrototypeOf(BarBidirectional.prototype), "setData", this).call(this, data);

      delete this.byteVModel.yAxis[0].min;
      var min = Math.pow(2, 53);
      data.forEach(function (itm, idx) {
        itm.y.forEach(function (m, i) {
          m = Math.abs(m);
          min = m < min ? m : min;
        });
      }); // min = Math.sqrt(min)
      // min = this.byteVModel.xAxis.min ? min * 0.005 : min * 0.05

      min = this.byteVModel.xAxis[0].min ? min * 0.01 : min * 0.1;
      var arr = [];

      var _loop = function _loop(i) {
        _this2.byteVModel.xAxis[0].data = data[i].x;
        _this2.byteVModel.xAxis[0].name = data[i].unitX;
        _this2.byteVModel.yAxis[0].name = data[i].unitY;
        var stackData = [];
        data[i].y.forEach(function (itm, idx) {
          stackData.push(min);
        });
        var color = _this2.byteVModel.color[i % _this2.byteVModel.color.length];

        var obj = _Object$assign({
          name: data[i].series,
          stack: ' ',
          data: data[i].y,
          itemStyle: {
            color: {
              type: 'linear',
              x: 0,
              y: 0,
              x2: 0,
              y2: 1,
              colorStops: [{
                offset: 0,
                color: color + (data[i].y[0] < 0 ? '30' : '')
              }, {
                offset: 1,
                color: color + (data[i].y[0] < 0 ? '' : '30')
              }],
              global: false // 缺省为 false

            }
          }
        }, _this2.theme.series.bar, data[i]);

        var stackObj = {
          name: data[i].series,
          type: "bar",
          barMaxWidth: _this2.theme.series.bar.barMaxWidth,
          data: stackData,
          // barMinHeight: 10,
          stack: ' ',
          itemStyle: {
            color: "#F9F8F8",
            shadowBlur: 5,
            shadowColor: "#FFFFFF"
          },
          tooltip: {
            show: false
          }
        };
        arr.push(obj, stackObj);
      };

      for (var i = 0; i < data.length; i++) {
        _loop(i);
      }

      this.byteVModel.series = arr;
      this.componentInstance.setOption(this.byteVModel, true);
    }
  }]);

  return BarBidirectional;
}(BarComponent);

export { BarBidirectional as default };