recharts/es6/shape/Polygon.js

React charts

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); }
var _excluded = ["points", "className", "baseLinePoints", "connectNulls"];
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); }
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function _objectWithoutPropertiesLoose(source, excluded) { if (source == null) return {}; var target = {}; var sourceKeys = Object.keys(source); var key, i; for (i = 0; i < sourceKeys.length; i++) { key = sourceKeys[i]; if (excluded.indexOf(key) >= 0) continue; target[key] = source[key]; } return target; }
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 _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); }
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; }
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function _getPrototypeOf(o) { _getPrototypeOf = Object.setPrototypeOf ? Object.getPrototypeOf.bind() : function _getPrototypeOf(o) { return o.__proto__ || Object.getPrototypeOf(o); }; return _getPrototypeOf(o); }
function _toConsumableArray(arr) { return _arrayWithoutHoles(arr) || _iterableToArray(arr) || _unsupportedIterableToArray(arr) || _nonIterableSpread(); }
function _nonIterableSpread() { throw new TypeError("Invalid attempt to spread non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method."); }
function _unsupportedIterableToArray(o, minLen) { if (!o) return; if (typeof o === "string") return _arrayLikeToArray(o, minLen); var n = Object.prototype.toString.call(o).slice(8, -1); if (n === "Object" && o.constructor) n = o.constructor.name; if (n === "Map" || n === "Set") return Array.from(o); if (n === "Arguments" || /^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(n)) return _arrayLikeToArray(o, minLen); }
function _iterableToArray(iter) { if (typeof Symbol !== "undefined" && iter[Symbol.iterator] != null || iter["@@iterator"] != null) return Array.from(iter); }
function _arrayWithoutHoles(arr) { if (Array.isArray(arr)) return _arrayLikeToArray(arr); }
function _arrayLikeToArray(arr, len) { if (len == null || len > arr.length) len = arr.length; for (var i = 0, arr2 = new Array(len); i < len; i++) arr2[i] = arr[i]; return arr2; }
/**
 * @fileOverview Polygon
 */
import React, { PureComponent } from 'react';
import classNames from 'classnames';
import { filterProps } from '../util/ReactUtils';
var isValidatePoint = function isValidatePoint(point) {
  return point && point.x === +point.x && point.y === +point.y;
};
var getParsedPoints = function getParsedPoints() {
  var points = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : [];
  var segmentPoints = [[]];
  points.forEach(function (entry) {
    if (isValidatePoint(entry)) {
      segmentPoints[segmentPoints.length - 1].push(entry);
    } else if (segmentPoints[segmentPoints.length - 1].length > 0) {
      // add another path
      segmentPoints.push([]);
    }
  });
  if (isValidatePoint(points[0])) {
    segmentPoints[segmentPoints.length - 1].push(points[0]);
  }
  if (segmentPoints[segmentPoints.length - 1].length <= 0) {
    segmentPoints = segmentPoints.slice(0, -1);
  }
  return segmentPoints;
};
var getSinglePolygonPath = function getSinglePolygonPath(points, connectNulls) {
  var segmentPoints = getParsedPoints(points);
  if (connectNulls) {
    segmentPoints = [segmentPoints.reduce(function (res, segPoints) {
      return [].concat(_toConsumableArray(res), _toConsumableArray(segPoints));
    }, [])];
  }
  var polygonPath = segmentPoints.map(function (segPoints) {
    return segPoints.reduce(function (path, point, index) {
      return "".concat(path).concat(index === 0 ? 'M' : 'L').concat(point.x, ",").concat(point.y);
    }, '');
  }).join('');
  return segmentPoints.length === 1 ? "".concat(polygonPath, "Z") : polygonPath;
};
var getRanglePath = function getRanglePath(points, baseLinePoints, connectNulls) {
  var outerPath = getSinglePolygonPath(points, connectNulls);
  return "".concat(outerPath.slice(-1) === 'Z' ? outerPath.slice(0, -1) : outerPath, "L").concat(getSinglePolygonPath(baseLinePoints.reverse(), connectNulls).slice(1));
};
export var Polygon = /*#__PURE__*/function (_PureComponent) {
  _inherits(Polygon, _PureComponent);
  var _super = _createSuper(Polygon);
  function Polygon() {
    _classCallCheck(this, Polygon);
    return _super.apply(this, arguments);
  }
  _createClass(Polygon, [{
    key: "render",
    value: function render() {
      var _this$props = this.props,
        points = _this$props.points,
        className = _this$props.className,
        baseLinePoints = _this$props.baseLinePoints,
        connectNulls = _this$props.connectNulls,
        others = _objectWithoutProperties(_this$props, _excluded);
      if (!points || !points.length) {
        return null;
      }
      var layerClass = classNames('recharts-polygon', className);
      if (baseLinePoints && baseLinePoints.length) {
        var hasStroke = others.stroke && others.stroke !== 'none';
        var rangePath = getRanglePath(points, baseLinePoints, connectNulls);
        return /*#__PURE__*/React.createElement("g", {
          className: layerClass
        }, /*#__PURE__*/React.createElement("path", _extends({}, filterProps(others, true), {
          fill: rangePath.slice(-1) === 'Z' ? others.fill : 'none',
          stroke: "none",
          d: rangePath
        })), hasStroke ? /*#__PURE__*/React.createElement("path", _extends({}, filterProps(others, true), {
          fill: "none",
          d: getSinglePolygonPath(points, connectNulls)
        })) : null, hasStroke ? /*#__PURE__*/React.createElement("path", _extends({}, filterProps(others, true), {
          fill: "none",
          d: getSinglePolygonPath(baseLinePoints, connectNulls)
        })) : null);
      }
      var singlePath = getSinglePolygonPath(points, connectNulls);
      return /*#__PURE__*/React.createElement("path", _extends({}, filterProps(others, true), {
        fill: singlePath.slice(-1) === 'Z' ? others.fill : 'none',
        className: layerClass,
        d: singlePath
      }));
    }
  }]);
  return Polygon;
}(PureComponent);