bytev-charts-beta1.0/lib/component/impl/echartsComponent/barComponent/BarBidirectional.js

测试版-1.0,版本号为小版本; 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$construct from "@babel/runtime-corejs2/core-js/reflect/construct";
import "core-js/modules/es.object.to-string.js";
import _classCallCheck from "@babel/runtime-corejs2/helpers/classCallCheck";
import _createClass from "@babel/runtime-corejs2/helpers/createClass";
import _assertThisInitialized from "@babel/runtime-corejs2/helpers/assertThisInitialized";
import _get from "@babel/runtime-corejs2/helpers/get";
import _inherits from "@babel/runtime-corejs2/helpers/inherits";
import _possibleConstructorReturn from "@babel/runtime-corejs2/helpers/possibleConstructorReturn";
import _getPrototypeOf from "@babel/runtime-corejs2/helpers/getPrototypeOf";
import _defineProperty from "@babel/runtime-corejs2/helpers/defineProperty";
import _Object$assign from "@babel/runtime-corejs2/core-js/object/assign";
import _JSON$stringify from "@babel/runtime-corejs2/core-js/json/stringify";
import "core-js/modules/es.array.concat.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() {
    var _this;

    _classCallCheck(this, BarBidirectional);

    for (var _len = arguments.length, args = new Array(_len), _key = 0; _key < _len; _key++) {
      args[_key] = arguments[_key];
    }

    _this = _super.call.apply(_super, [this].concat(args));

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

    return _this;
  }

  _createClass(BarBidirectional, [{
    key: "buildByteVModel",
    value: function buildByteVModel() {
      _get(_getPrototypeOf(BarBidirectional.prototype), "buildByteVModel", this).call(this);

      delete this.byteVModel.yAxis[0].min;
    }
  }, {
    key: "setData",
    value: function setData(data) {
      _get(_getPrototypeOf(BarBidirectional.prototype), "setData", this).call(this, data);

      var arr = [];

      for (var i = 0; i < data.length; i++) {
        this.byteVModel.xAxis[0].data = data[i].x;
        this.byteVModel.xAxis[0].name = data[i].unitX; // this.byteVModel.yAxis[0].name = data[i].unitY;

        if (i == data.length - 1 && i && data[i].yAxisIndex && data[i].yAxisIndex == 1) {
          this.byteVModel.yAxis[1].name = data[i].unitY;
        } else {
          this.byteVModel.yAxis[0].name = data[i].unitY;
        }

        var color = this.byteVModel.color[i % this.byteVModel.color.length];

        var obj = _Object$assign({
          name: data[i].series,
          stack: ' ',
          data: data[i].y
        }, this.theme.series.bar);

        obj = JSON.parse(_JSON$stringify(obj));
        var colorStops = [];

        if (data[i].y[0] < 0) {
          colorStops = [{
            offset: 0,
            color: color
          }, {
            offset: 0.97,
            color: color
          }, {
            offset: 0.97,
            color: '#FFFFFF'
          }, {
            offset: 1,
            color: '#FFFFFF'
          }];
        } else {
          colorStops = [{
            offset: 0,
            color: '#FFFFFF'
          }, {
            offset: 0.03,
            color: '#FFFFFF'
          }, {
            offset: 0.03,
            color: color
          }, {
            offset: 1,
            color: color
          }];
        }

        obj.itemStyle.color = {
          type: 'linear',
          x: 0,
          y: 0,
          x2: 0,
          y2: 1,
          colorStops: colorStops,
          global: false // 缺省为 false

        };

        _Object$assign(obj, data[i]);

        arr.push(obj);
      }

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

  return BarBidirectional;
}(BarComponent);

export { BarBidirectional as default };