antui-mobile/lib/components/chart/chart.js

mobile ui for antd

'use strict';

Object.defineProperty(exports, "__esModule", {
  value: true
});

var _getPrototypeOf = require('babel-runtime/core-js/object/get-prototype-of');

var _getPrototypeOf2 = _interopRequireDefault(_getPrototypeOf);

var _classCallCheck2 = require('babel-runtime/helpers/classCallCheck');

var _classCallCheck3 = _interopRequireDefault(_classCallCheck2);

var _createClass2 = require('babel-runtime/helpers/createClass');

var _createClass3 = _interopRequireDefault(_createClass2);

var _possibleConstructorReturn2 = require('babel-runtime/helpers/possibleConstructorReturn');

var _possibleConstructorReturn3 = _interopRequireDefault(_possibleConstructorReturn2);

var _inherits2 = require('babel-runtime/helpers/inherits');

var _inherits3 = _interopRequireDefault(_inherits2);

var _echarts = require('echarts/lib/echarts');

var _echarts2 = _interopRequireDefault(_echarts);

var _propTypes = require('prop-types');

var _propTypes2 = _interopRequireDefault(_propTypes);

var _react = require('react');

var _react2 = _interopRequireDefault(_react);

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

/**
 *  图形组件，基于echart3
 */
var Chart = function (_React$Component) {
  (0, _inherits3.default)(Chart, _React$Component);

  function Chart(props) {
    (0, _classCallCheck3.default)(this, Chart);

    var _this = (0, _possibleConstructorReturn3.default)(this, (Chart.__proto__ || (0, _getPrototypeOf2.default)(Chart)).call(this, props));

    _this.getEchartsInstance = function () {
      return _echarts2.default.getInstanceByDom(_this.echartsElement) || _echarts2.default.init(_this.echartsElement);
    };

    _this.bindEvents = function (instance, events) {
      var _loopEvent = function _loopEvent(eventName) {
        // ignore the event config which not satisfy
        if (typeof eventName === 'string' && typeof events[eventName] === 'function') {
          // binding event
          instance.off(eventName);
          instance.on(eventName, function (param) {
            events[eventName](param, instance);
          });
        }
      };

      for (var eventName in events) {
        if (Object.prototype.hasOwnProperty.call(events, eventName)) {
          _loopEvent(eventName);
        }
      }
    };

    _this.renderEchartDom = function () {
      // init the echart object
      var echartObj = _this.getEchartsInstance();
      // set the echart option
      echartObj.setOption(_this.props.option);

      return echartObj;
    };

    _this.echartsElement = null; // echarts div element
    return _this;
  }

  (0, _createClass3.default)(Chart, [{
    key: 'componentDidMount',

    // first add
    value: function componentDidMount() {
      var echartObj = this.renderEchartDom();
      var onEvents = this.props.onEvents;

      this.bindEvents(echartObj, onEvents);
    }

    // update

  }, {
    key: 'componentDidUpdate',
    value: function componentDidUpdate() {
      this.renderEchartDom();
      this.bindEvents(this.getEchartsInstance(), this.props.onEvents || []);
    }

    // remove

  }, {
    key: 'componentWillUnmount',
    value: function componentWillUnmount() {
      if (this.echartsElement) {
        _echarts2.default.dispose(this.echartsElement);
      }
    }
    // return the echart object


    // bind the events


    // render the dom

  }, {
    key: 'render',
    value: function render() {
      var _this2 = this;

      return _react2.default.createElement('div', { ref: function ref(e) {
          _this2.echartsElement = e;
        }, style: this.props.style });
    }
  }]);
  return Chart;
}(_react2.default.Component);

Chart.propTypes = {
  /** 图形配置, 详见 http://echarts.baidu.com/option.html#title. */
  option: _propTypes2.default.object.isRequired,
  /** 样式 */
  style: _propTypes2.default.object,
  /** 事件监听，详见 http://echarts.baidu.com/api.html#events */
  onEvents: _propTypes2.default.object
};
Chart.defaultProps = {
  style: { height: 300 },
  onEvents: {}
};
exports.default = Chart;
module.exports = exports['default'];