recharts
Version:
React charts
112 lines • 6.21 kB
JavaScript
function _typeof(o) { "@babel/helpers - typeof"; return _typeof = "function" == typeof Symbol && "symbol" == typeof Symbol.iterator ? function (o) { return typeof o; } : function (o) { return o && "function" == typeof Symbol && o.constructor === Symbol && o !== Symbol.prototype ? "symbol" : typeof o; }, _typeof(o); }
function ownKeys(e, r) { var t = Object.keys(e); if (Object.getOwnPropertySymbols) { var o = Object.getOwnPropertySymbols(e); r && (o = o.filter(function (r) { return Object.getOwnPropertyDescriptor(e, r).enumerable; })), t.push.apply(t, o); } return t; }
function _objectSpread(e) { for (var r = 1; r < arguments.length; r++) { var t = null != arguments[r] ? arguments[r] : {}; r % 2 ? ownKeys(Object(t), !0).forEach(function (r) { _defineProperty(e, r, t[r]); }) : Object.getOwnPropertyDescriptors ? Object.defineProperties(e, Object.getOwnPropertyDescriptors(t)) : ownKeys(Object(t)).forEach(function (r) { Object.defineProperty(e, r, Object.getOwnPropertyDescriptor(t, r)); }); } return e; }
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(t) { var i = _toPrimitive(t, "string"); return "symbol" == _typeof(i) ? i : String(i); }
function _toPrimitive(t, r) { if ("object" != _typeof(t) || !t) return t; var e = t[Symbol.toPrimitive]; if (void 0 !== e) { var i = e.call(t, r || "default"); if ("object" != _typeof(i)) return i; throw new TypeError("@@toPrimitive must return a primitive value."); } return ("string" === r ? String : Number)(t); }
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; }
import { Global } from './Global';
var stringCache = {
widthCache: {},
cacheCount: 0
};
var MAX_CACHE_NUM = 2000;
var SPAN_STYLE = {
position: 'absolute',
top: '-20000px',
left: 0,
padding: 0,
margin: 0,
border: 'none',
whiteSpace: 'pre'
};
var STYLE_LIST = ['minWidth', 'maxWidth', 'width', 'minHeight', 'maxHeight', 'height', 'top', 'left', 'fontSize', 'lineHeight', 'padding', 'margin', 'paddingLeft', 'paddingRight', 'paddingTop', 'paddingBottom', 'marginLeft', 'marginRight', 'marginTop', 'marginBottom'];
var MEASUREMENT_SPAN_ID = 'recharts_measurement_span';
function autoCompleteStyle(name, value) {
if (STYLE_LIST.indexOf(name) >= 0 && value === +value) {
return "".concat(value, "px");
}
return value;
}
function camelToMiddleLine(text) {
var strs = text.split('');
var formatStrs = strs.reduce(function (result, entry) {
if (entry === entry.toUpperCase()) {
return [].concat(_toConsumableArray(result), ['-', entry.toLowerCase()]);
}
return [].concat(_toConsumableArray(result), [entry]);
}, []);
return formatStrs.join('');
}
export var getStyleString = function getStyleString(style) {
return Object.keys(style).reduce(function (result, s) {
return "".concat(result).concat(camelToMiddleLine(s), ":").concat(autoCompleteStyle(s, style[s]), ";");
}, '');
};
function removeInvalidKeys(obj) {
var copyObj = _objectSpread({}, obj);
Object.keys(copyObj).forEach(function (key) {
if (!copyObj[key]) {
delete copyObj[key];
}
});
return copyObj;
}
export var getStringSize = function getStringSize(text) {
var style = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {};
if (text === undefined || text === null || Global.isSsr) {
return {
width: 0,
height: 0
};
}
var copyStyle = removeInvalidKeys(style);
var cacheKey = JSON.stringify({
text: text,
copyStyle: copyStyle
});
if (stringCache.widthCache[cacheKey]) {
return stringCache.widthCache[cacheKey];
}
try {
var measurementSpan = document.getElementById(MEASUREMENT_SPAN_ID);
if (!measurementSpan) {
measurementSpan = document.createElement('span');
measurementSpan.setAttribute('id', MEASUREMENT_SPAN_ID);
measurementSpan.setAttribute('aria-hidden', 'true');
document.body.appendChild(measurementSpan);
}
// Need to use CSS Object Model (CSSOM) to be able to comply with Content Security Policy (CSP)
// https://en.wikipedia.org/wiki/Content_Security_Policy
var measurementSpanStyle = _objectSpread(_objectSpread({}, SPAN_STYLE), copyStyle);
Object.assign(measurementSpan.style, measurementSpanStyle);
measurementSpan.textContent = "".concat(text);
var rect = measurementSpan.getBoundingClientRect();
var result = {
width: rect.width,
height: rect.height
};
stringCache.widthCache[cacheKey] = result;
if (++stringCache.cacheCount > MAX_CACHE_NUM) {
stringCache.cacheCount = 0;
stringCache.widthCache = {};
}
return result;
} catch (e) {
return {
width: 0,
height: 0
};
}
};
export var getOffset = function getOffset(rect) {
return {
top: rect.top + window.scrollY - document.documentElement.clientTop,
left: rect.left + window.scrollX - document.documentElement.clientLeft
};
};