recharts/lib/cartesian/ReferenceLine.js

React charts

'use strict';

var _extends = Object.assign || function (target) { for (var i = 1; i < arguments.length; i++) { var source = arguments[i]; for (var key in source) { if (Object.prototype.hasOwnProperty.call(source, key)) { target[key] = source[key]; } } } return target; };

var _slicedToArray = function () { function sliceIterator(arr, i) { var _arr = []; var _n = true; var _d = false; var _e = undefined; try { for (var _i = arr[Symbol.iterator](), _s; !(_n = (_s = _i.next()).done); _n = true) { _arr.push(_s.value); if (i && _arr.length === i) break; } } catch (err) { _d = true; _e = err; } finally { try { if (!_n && _i["return"]) _i["return"](); } finally { if (_d) throw _e; } } return _arr; } return function (arr, i) { if (Array.isArray(arr)) { return arr; } else if (Symbol.iterator in Object(arr)) { return sliceIterator(arr, i); } else { throw new TypeError("Invalid attempt to destructure non-iterable instance"); } }; }();

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 _class, _class2, _temp; /**
                             * @fileOverview Reference Line
                             */

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

var _react = require('react');

var _react2 = _interopRequireDefault(_react);

var _pureRenderDecorator = require('pure-render-decorator');

var _pureRenderDecorator2 = _interopRequireDefault(_pureRenderDecorator);

var _ReactUtils = require('../util/ReactUtils');

var _ReactUtils2 = _interopRequireDefault(_ReactUtils);

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 ReferenceLine = (0, _pureRenderDecorator2.default)(_class = (_temp = _class2 = function (_Component) {
  _inherits(ReferenceLine, _Component);

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

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

  _createClass(ReferenceLine, [{
    key: 'getEndPoints',
    value: function getEndPoints() {
      var _props = this.props;
      var xAxisMap = _props.xAxisMap;
      var yAxisMap = _props.yAxisMap;
      var type = _props.type;
      var value = _props.value;
      var xAxisId = _props.xAxisId;
      var yAxisId = _props.yAxisId;
      var viewBox = _props.viewBox;
      var x = viewBox.x;
      var y = viewBox.y;
      var width = viewBox.width;
      var height = viewBox.height;

      var coord = undefined;

      if (type === 'horizontal') {
        coord = yAxisMap[yAxisId].scale(value);

        return [{ x: x, y: coord }, { x: x + width, y: coord }];
      } else if (type === 'vertical') {
        coord = xAxisMap[xAxisId].scale(value);

        return [{ x: coord, y: y }, { x: coord, y: y + height }];
      }
    }
  }, {
    key: 'render',
    value: function render() {
      var _props2 = this.props;
      var type = _props2.type;
      var value = _props2.value;

      if (!type) {
        return null;
      }

      var _getEndPoints = this.getEndPoints();

      var _getEndPoints2 = _slicedToArray(_getEndPoints, 2);

      var start = _getEndPoints2[0];
      var end = _getEndPoints2[1];

      var props = _ReactUtils2.default.getPresentationAttributes(this.props);

      return _react2.default.createElement('line', _extends({}, props, {
        className: 'recharts-reference-line',
        x1: start.x,
        y1: start.y,
        x2: end.x,
        y2: end.y
      }));
    }
  }]);

  return ReferenceLine;
}(_react.Component), _class2.displayName = 'ReferenceLine', _class2.propTypes = _extends({}, _ReactUtils.PRESENTATION_ATTRIBUTES, {
  viewBox: _react.PropTypes.shape({
    x: _react.PropTypes.number,
    y: _react.PropTypes.number,
    width: _react.PropTypes.number,
    height: _react.PropTypes.number
  }),

  xAxisMap: _react.PropTypes.object,
  yAxisMap: _react.PropTypes.object,

  type: _react.PropTypes.oneOf(['horizontal', 'vertical']),
  value: _react.PropTypes.oneOfType([_react.PropTypes.number, _react.PropTypes.string]),

  yAxisId: _react.PropTypes.number,
  xAxisId: _react.PropTypes.number
}), _class2.defaultProps = {
  xAxisId: 0,
  yAxisId: 0,
  fill: 'none',
  fillOpacity: 1,
  strokeWidth: 1
}, _temp)) || _class;

exports.default = ReferenceLine;