ukelli-ui/core/chart-dom/chart.js

ukelli-ui 是基于 React 的 UI 库，提供简约和功能齐全的组件，可高度定制的组件接口，灵活的配置，提供给开发者另一种开发思路，也致力于尝试不同的组件使用和开发方向。

"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports["default"] = void 0;

var _react = _interopRequireWildcard(require("react"));

var _propTypes = _interopRequireDefault(require("prop-types"));

var _basicHelper = require("basic-helper");

var _loading = require("../loading");

var _config = require("../config");

function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { "default": obj }; }

function _interopRequireWildcard(obj) { if (obj && obj.__esModule) { return obj; } else { var newObj = {}; if (obj != null) { for (var key in obj) { if (Object.prototype.hasOwnProperty.call(obj, key)) { var desc = Object.defineProperty && Object.getOwnPropertyDescriptor ? Object.getOwnPropertyDescriptor(obj, key) : {}; if (desc.get || desc.set) { Object.defineProperty(newObj, key, desc); } else { newObj[key] = obj[key]; } } } } newObj["default"] = obj; return newObj; } }

function _typeof(obj) { if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") { _typeof = function _typeof(obj) { return typeof obj; }; } else { _typeof = function _typeof(obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; } return _typeof(obj); }

function asyncGeneratorStep(gen, resolve, reject, _next, _throw, key, arg) { try { var info = gen[key](arg); var value = info.value; } catch (error) { reject(error); return; } if (info.done) { resolve(value); } else { Promise.resolve(value).then(_next, _throw); } }

function _asyncToGenerator(fn) { return function () { var self = this, args = arguments; return new Promise(function (resolve, reject) { var gen = fn.apply(self, args); function _next(value) { asyncGeneratorStep(gen, resolve, reject, _next, _throw, "next", value); } function _throw(err) { asyncGeneratorStep(gen, resolve, reject, _next, _throw, "throw", err); } _next(undefined); }); }; }

function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }

function _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }

function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); return Constructor; }

function _possibleConstructorReturn(self, call) { if (call && (_typeof(call) === "object" || typeof call === "function")) { return call; } return _assertThisInitialized(self); }

function _getPrototypeOf(o) { _getPrototypeOf = Object.setPrototypeOf ? Object.getPrototypeOf : function _getPrototypeOf(o) { return o.__proto__ || Object.getPrototypeOf(o); }; return _getPrototypeOf(o); }

function _assertThisInitialized(self) { if (self === void 0) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return self; }

function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function"); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, writable: true, configurable: true } }); if (superClass) _setPrototypeOf(subClass, superClass); }

function _setPrototypeOf(o, p) { _setPrototypeOf = Object.setPrototypeOf || function _setPrototypeOf(o, p) { o.__proto__ = p; return o; }; return _setPrototypeOf(o, p); }

function _defineProperty(obj, key, value) { if (key in obj) { Object.defineProperty(obj, key, { value: value, enumerable: true, configurable: true, writable: true }); } else { obj[key] = value; } return obj; }

var chartjsURL = '';
var isLoading = false;

var ChartCom =
/*#__PURE__*/
function (_PureComponent) {
  _inherits(ChartCom, _PureComponent);

  /**
   * 设置 Chart js 库的获取地址
   *
   * @static
   * @memberof ChartCom
   * @public
   */
  function ChartCom(props) {
    var _this;

    _classCallCheck(this, ChartCom);

    _this = _possibleConstructorReturn(this, _getPrototypeOf(ChartCom).call(this, props));

    _defineProperty(_assertThisInitialized(_this), "componentWillUnmount", function () {
      _this.Chart && _this.Chart.destroy && _this.Chart.destroy();
    });

    _defineProperty(_assertThisInitialized(_this), "loadChart",
    /*#__PURE__*/
    function () {
      var _ref = _asyncToGenerator(
      /*#__PURE__*/
      regeneratorRuntime.mark(function _callee(callback) {
        return regeneratorRuntime.wrap(function _callee$(_context) {
          while (1) {
            switch (_context.prev = _context.next) {
              case 0:
                isLoading = true;
                _context.next = 3;
                return (0, _config.LoadScript)({
                  src: chartjsURL
                });

              case 3:
                _this.setState({
                  loading: false
                });

                (0, _basicHelper.Call)(callback);
                isLoading = false;

              case 6:
              case "end":
                return _context.stop();
            }
          }
        }, _callee);
      }));

      return function (_x) {
        return _ref.apply(this, arguments);
      };
    }());

    _defineProperty(_assertThisInitialized(_this), "renderChart", function () {
      if (!window.Chart) {
        if (_this.timer) clearTimeout(_this.timer);

        if (isLoading || !_this.lineChart) {
          /** 确保 chartjs 加载成功，以及 canvas 准备妥当 */
          _this.timer = setTimeout(function () {
            _this.setState({
              loading: false
            });

            _this.renderChart();
          }, 200);
        } else {
          _this.loadChart(_this._renderChart);
        }
      } else {
        _this._renderChart();
      }
    });

    _defineProperty(_assertThisInitialized(_this), "_renderChart", function () {
      var _this$props = _this.props,
          data = _this$props.data,
          type = _this$props.type,
          _this$props$options = _this$props.options,
          options = _this$props$options === void 0 ? {} : _this$props$options,
          id = _this$props.id; // const ctx = document.querySelector(`#${id}`);

      var ctx = _this.lineChart;

      if (_this.Chart) {
        Object.assign(_this.Chart, {
          data: data,
          type: type,
          options: options
        });

        _this.Chart.update();
      } else {
        _this.Chart = new window.Chart(ctx, {
          type: type,
          data: data,
          options: options
        });
      }
    });

    _this.state = {
      loading: !window.Chart
    };
    return _this;
  }

  _createClass(ChartCom, [{
    key: "render",
    value: function render() {
      var _this2 = this;

      var loading = this.state.loading;
      var _this$props2 = this.props,
          id = _this$props2.id,
          height = _this$props2.height,
          width = _this$props2.width;
      return _react["default"].createElement(_loading.Loading, {
        loading: loading
      }, _react["default"].createElement("canvas", {
        className: "lineChart",
        id: id,
        ref: function ref(e) {
          _this2.lineChart = e;
        },
        style: {
          width: width,
          height: height
        }
      }));
    }
  }]);

  return ChartCom;
}(_react.PureComponent);

exports["default"] = ChartCom;

_defineProperty(ChartCom, "setChartJSPath", function (path) {
  chartjsURL = path.replace(/\/$/, "/");
});

_defineProperty(ChartCom, "propTypes", {
  /** data */
  data: _propTypes["default"].objectOf(_propTypes["default"].any).isRequired,

  /** 选项 */
  options: _propTypes["default"].objectOf(_propTypes["default"].any),

  /** ID */
  id: _propTypes["default"].string,

  /** type */
  type: _propTypes["default"].string,

  /** type */
  height: _propTypes["default"].oneOfType([_propTypes["default"].string, _propTypes["default"].number]),

  /** type */
  width: _propTypes["default"].oneOfType([_propTypes["default"].string, _propTypes["default"].number])
});

_defineProperty(ChartCom, "defaultProps", {
  type: 'line',
  id: 'ukeChart',
  height: '100%',
  width: '100%'
});