victory-chart/lib/components/victory-scatter/point-label.js

Chart Component for Victory

"use strict";

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

var _createClass = 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); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }();

var _defaults = require("lodash/defaults");

var _defaults2 = _interopRequireDefault(_defaults);

var _react = require("react");

var _react2 = _interopRequireDefault(_react);

var _victoryCore = require("victory-core");

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

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

function _possibleConstructorReturn(self, call) { if (!self) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return call && (typeof call === "object" || typeof call === "function") ? call : self; }

function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function, not " + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) Object.setPrototypeOf ? Object.setPrototypeOf(subClass, superClass) : subClass.__proto__ = superClass; }

var PointLabel = function (_React$Component) {
  _inherits(PointLabel, _React$Component);

  function PointLabel() {
    _classCallCheck(this, PointLabel);

    return _possibleConstructorReturn(this, Object.getPrototypeOf(PointLabel).apply(this, arguments));
  }

  _createClass(PointLabel, [{
    key: "renderLabel",
    value: function renderLabel(props) {
      if (props.showLabels === false || !props.datum.label) {
        return undefined;
      }
      var component = props.labelComponent;
      var componentStyle = component && component.props.style || {};
      var baseStyle = (0, _defaults2.default)({}, componentStyle, props.style);
      var labelStyle = _victoryCore.Helpers.evaluateStyle(baseStyle, props.datum);
      var labelText = component && component.props.text || props.datum.label;
      var baseEvents = component && component.props.events ? (0, _defaults2.default)({}, component.props.events, props.events) : props.events;
      var events = _victoryCore.Helpers.getPartialEvents(baseEvents, props.index, props);
      var labelProps = {
        x: component && component.props.x || props.position.x,
        y: component && component.props.y || props.position.y - labelStyle.padding,
        dy: component && component.props.dy,
        datum: props.datum,
        text: labelText,
        textAnchor: component && component.props.textAnchor || labelStyle.textAnchor,
        verticalAnchor: component && component.props.verticalAnchor || "end",
        style: labelStyle,
        events: events
      };

      return component ? _react2.default.cloneElement(component, labelProps) : _react2.default.createElement(_victoryCore.VictoryLabel, labelProps);
    }
  }, {
    key: "render",
    value: function render() {
      return _react2.default.createElement(
        "g",
        null,
        this.renderLabel(this.props)
      );
    }
  }]);

  return PointLabel;
}(_react2.default.Component);

PointLabel.propTypes = {
  datum: _react.PropTypes.object,
  index: _react2.default.PropTypes.number,
  events: _react.PropTypes.object,
  labelComponent: _react2.default.PropTypes.element,
  style: _react.PropTypes.object,
  position: _react.PropTypes.object
};
exports.default = PointLabel;