r-d3/lib/Arc.react.js

D3 data, React rendering.

'use strict';

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

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 _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 _classnames = require('classnames');

var _classnames2 = _interopRequireDefault(_classnames);

var _d = require('d3');

var d3 = _interopRequireWildcard(_d);

var _invariant = require('invariant');

var _invariant2 = _interopRequireDefault(_invariant);

var _react = require('react');

var React = _interopRequireWildcard(_react);

var _utils = require('./utils');

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)) newObj[key] = obj[key]; } } newObj.default = obj; return newObj; } }

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

function _objectWithoutProperties(obj, keys) { var target = {}; for (var i in obj) { if (keys.indexOf(i) >= 0) continue; if (!Object.prototype.hasOwnProperty.call(obj, i)) continue; target[i] = obj[i]; } return target; }

function _toConsumableArray(arr) { if (Array.isArray(arr)) { for (var i = 0, arr2 = Array(arr.length); i < arr.length; i++) { arr2[i] = arr[i]; } return arr2; } else { return Array.from(arr); } }

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 Arc = function (_React$Component) {
  _inherits(Arc, _React$Component);

  function Arc() {
    var _ref;

    var _temp, _this, _ret;

    _classCallCheck(this, Arc);

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

    return _ret = (_temp = (_this = _possibleConstructorReturn(this, (_ref = Arc.__proto__ || Object.getPrototypeOf(Arc)).call.apply(_ref, [this].concat(args))), _this), _this._getChild = function () {
      var _this$props = _this.props,
          childOffset = _this$props.childOffset,
          children = _this$props.children,
          outerRadius = _this$props.outerRadius;


      (0, _invariant2.default)(React.Children.count(children) < 2, '`Arc` accepts at most one child.');

      if (!children) {
        return null;
      }

      var arc = d3.arc().innerRadius(outerRadius - childOffset).outerRadius(outerRadius - childOffset);

      return React.cloneElement(children, _extends({}, children.props, {
        transform: _utils.translate.apply(undefined, _toConsumableArray(arc.centroid(_this.props)))
      }));
    }, _temp), _possibleConstructorReturn(_this, _ret);
  }

  _createClass(Arc, [{
    key: 'render',
    value: function render() {
      var _props = this.props,
          children = _props.children,
          childOffset = _props.childOffset,
          className = _props.className,
          cornerRadius = _props.cornerRadius,
          endAngle = _props.endAngle,
          innerRadius = _props.innerRadius,
          outerRadius = _props.outerRadius,
          padAngle = _props.padAngle,
          padRadius = _props.padRadius,
          startAngle = _props.startAngle,
          otherProps = _objectWithoutProperties(_props, ['children', 'childOffset', 'className', 'cornerRadius', 'endAngle', 'innerRadius', 'outerRadius', 'padAngle', 'padRadius', 'startAngle']);

      var arc = d3.arc().innerRadius(innerRadius).outerRadius(outerRadius).startAngle(startAngle).endAngle(endAngle).cornerRadius(cornerRadius).padAngle(padAngle).padRadius(padRadius);

      return React.createElement(
        'g',
        { className: (0, _classnames2.default)('arc', className) },
        React.createElement('path', _extends({}, otherProps, { d: arc() })),
        this._getChild()
      );
    }
  }]);

  return Arc;
}(React.Component);

Arc.defaultProps = {
  childOffset: 20,
  cornerRadius: 0,
  innerRadius: 0,
  padAngle: 0,
  padRadius: 0
};
exports.default = Arc;