recharts/es6/shape/Symbols.js

React charts

import _upperFirst from "lodash/upperFirst";
function _typeof(obj) { "@babel/helpers - typeof"; return _typeof = "function" == typeof Symbol && "symbol" == typeof Symbol.iterator ? function (obj) { return typeof obj; } : function (obj) { return obj && "function" == typeof Symbol && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }, _typeof(obj); }
function _extends() { _extends = Object.assign ? Object.assign.bind() : 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; }; return _extends.apply(this, arguments); }
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, _toPropertyKey(descriptor.key), descriptor); } }
function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); Object.defineProperty(Constructor, "prototype", { writable: false }); return Constructor; }
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 } }); Object.defineProperty(subClass, "prototype", { writable: false }); if (superClass) _setPrototypeOf(subClass, superClass); }
function _setPrototypeOf(o, p) { _setPrototypeOf = Object.setPrototypeOf ? Object.setPrototypeOf.bind() : function _setPrototypeOf(o, p) { o.__proto__ = p; return o; }; return _setPrototypeOf(o, p); }
function _createSuper(Derived) { var hasNativeReflectConstruct = _isNativeReflectConstruct(); return function _createSuperInternal() { var Super = _getPrototypeOf(Derived), result; if (hasNativeReflectConstruct) { var NewTarget = _getPrototypeOf(this).constructor; result = Reflect.construct(Super, arguments, NewTarget); } else { result = Super.apply(this, arguments); } return _possibleConstructorReturn(this, result); }; }
function _possibleConstructorReturn(self, call) { if (call && (_typeof(call) === "object" || typeof call === "function")) { return call; } else if (call !== void 0) { throw new TypeError("Derived constructors may only return object or undefined"); } return _assertThisInitialized(self); }
function _assertThisInitialized(self) { if (self === void 0) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return self; }
function _isNativeReflectConstruct() { if (typeof Reflect === "undefined" || !Reflect.construct) return false; if (Reflect.construct.sham) return false; if (typeof Proxy === "function") return true; try { Boolean.prototype.valueOf.call(Reflect.construct(Boolean, [], function () {})); return true; } catch (e) { return false; } }
function _getPrototypeOf(o) { _getPrototypeOf = Object.setPrototypeOf ? Object.getPrototypeOf.bind() : function _getPrototypeOf(o) { return o.__proto__ || Object.getPrototypeOf(o); }; return _getPrototypeOf(o); }
function _defineProperty(obj, key, value) { key = _toPropertyKey(key); if (key in obj) { Object.defineProperty(obj, key, { value: value, enumerable: true, configurable: true, writable: true }); } else { obj[key] = value; } return obj; }
function _toPropertyKey(arg) { var key = _toPrimitive(arg, "string"); return _typeof(key) === "symbol" ? key : String(key); }
function _toPrimitive(input, hint) { if (_typeof(input) !== "object" || input === null) return input; var prim = input[Symbol.toPrimitive]; if (prim !== undefined) { var res = prim.call(input, hint || "default"); if (_typeof(res) !== "object") return res; throw new TypeError("@@toPrimitive must return a primitive value."); } return (hint === "string" ? String : Number)(input); }
/**
 * @fileOverview Curve
 */
import React, { PureComponent } from 'react';
import { symbol as shapeSymbol, symbolCircle, symbolCross, symbolDiamond, symbolSquare, symbolStar, symbolTriangle, symbolWye } from 'victory-vendor/d3-shape';
import classNames from 'classnames';
import { filterProps } from '../util/ReactUtils';
var symbolFactories = {
  symbolCircle: symbolCircle,
  symbolCross: symbolCross,
  symbolDiamond: symbolDiamond,
  symbolSquare: symbolSquare,
  symbolStar: symbolStar,
  symbolTriangle: symbolTriangle,
  symbolWye: symbolWye
};
var RADIAN = Math.PI / 180;
var getSymbolFactory = function getSymbolFactory(type) {
  var name = "symbol".concat(_upperFirst(type));
  return symbolFactories[name] || symbolCircle;
};
var calculateAreaSize = function calculateAreaSize(size, sizeType, type) {
  if (sizeType === 'area') {
    return size;
  }
  switch (type) {
    case 'cross':
      return 5 * size * size / 9;
    case 'diamond':
      return 0.5 * size * size / Math.sqrt(3);
    case 'square':
      return size * size;
    case 'star':
      {
        var angle = 18 * RADIAN;
        return 1.25 * size * size * (Math.tan(angle) - Math.tan(angle * 2) * Math.pow(Math.tan(angle), 2));
      }
    case 'triangle':
      return Math.sqrt(3) * size * size / 4;
    case 'wye':
      return (21 - 10 * Math.sqrt(3)) * size * size / 8;
    default:
      return Math.PI * size * size / 4;
  }
};
export var Symbols = /*#__PURE__*/function (_PureComponent) {
  _inherits(Symbols, _PureComponent);
  var _super = _createSuper(Symbols);
  function Symbols() {
    _classCallCheck(this, Symbols);
    return _super.apply(this, arguments);
  }
  _createClass(Symbols, [{
    key: "getPath",
    value:
    /**
     * Calculate the path of curve
     * @return {String} path
     */
    function getPath() {
      var _this$props = this.props,
        size = _this$props.size,
        sizeType = _this$props.sizeType,
        type = _this$props.type;
      var symbolFactory = getSymbolFactory(type);
      var symbol = shapeSymbol().type(symbolFactory).size(calculateAreaSize(size, sizeType, type));
      return symbol();
    }
  }, {
    key: "render",
    value: function render() {
      var _this$props2 = this.props,
        className = _this$props2.className,
        cx = _this$props2.cx,
        cy = _this$props2.cy,
        size = _this$props2.size;
      var filteredProps = filterProps(this.props, true);
      if (cx === +cx && cy === +cy && size === +size) {
        return /*#__PURE__*/React.createElement("path", _extends({}, filteredProps, {
          className: classNames('recharts-symbols', className),
          transform: "translate(".concat(cx, ", ").concat(cy, ")"),
          d: this.getPath()
        }));
      }
      return null;
    }
  }]);
  return Symbols;
}(PureComponent);
_defineProperty(Symbols, "defaultProps", {
  type: 'circle',
  size: 64,
  sizeType: 'area'
});
_defineProperty(Symbols, "registerSymbol", function (key, factory) {
  symbolFactories["symbol".concat(_upperFirst(key))] = factory;
});