recharts/es6/component/ResponsiveContainer.js

React charts

import _debounce from "lodash/debounce";

function _extends() { _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; }; return _extends.apply(this, arguments); }

function _slicedToArray(arr, i) { return _arrayWithHoles(arr) || _iterableToArrayLimit(arr, i) || _unsupportedIterableToArray(arr, i) || _nonIterableRest(); }

function _nonIterableRest() { throw new TypeError("Invalid attempt to destructure 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 _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; }

function _iterableToArrayLimit(arr, i) { if (typeof Symbol === "undefined" || !(Symbol.iterator in Object(arr))) return; 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"] != null) _i["return"](); } finally { if (_d) throw _e; } } return _arr; }

function _arrayWithHoles(arr) { if (Array.isArray(arr)) return arr; }

/**
 * @fileOverview Wrapper component to make charts adapt to the size of parent * DOM
 */
import classNames from 'classnames';
import React, { forwardRef, cloneElement, useState, useImperativeHandle, useRef, useEffect } from 'react';
import ReactResizeDetector from 'react-resize-detector/build/withPolyfill';
import { isPercent } from '../util/DataUtils';
import { warn } from '../util/LogUtils';
export var ResponsiveContainer = /*#__PURE__*/forwardRef(function (_ref, ref) {
  var aspect = _ref.aspect,
      _ref$width = _ref.width,
      width = _ref$width === void 0 ? '100%' : _ref$width,
      _ref$height = _ref.height,
      height = _ref$height === void 0 ? '100%' : _ref$height,
      minWidth = _ref.minWidth,
      minHeight = _ref.minHeight,
      maxHeight = _ref.maxHeight,
      children = _ref.children,
      _ref$debounce = _ref.debounce,
      debounce = _ref$debounce === void 0 ? 0 : _ref$debounce,
      id = _ref.id,
      className = _ref.className;

  var _useState = useState({
    containerWidth: -1,
    containerHeight: -1
  }),
      _useState2 = _slicedToArray(_useState, 2),
      sizes = _useState2[0],
      setSizes = _useState2[1];

  var containerRef = useRef(null);
  useImperativeHandle(ref, function () {
    return containerRef;
  }, [containerRef]);

  var _useState3 = useState(false),
      _useState4 = _slicedToArray(_useState3, 2),
      mounted = _useState4[0],
      setMounted = _useState4[1];

  var getContainerSize = function getContainerSize() {
    if (!containerRef.current) {
      return null;
    }

    return {
      containerWidth: containerRef.current.clientWidth,
      containerHeight: containerRef.current.clientHeight
    };
  };

  var updateDimensionsImmediate = function updateDimensionsImmediate() {
    if (!mounted) {
      return;
    }

    var newSize = getContainerSize();

    if (newSize) {
      var oldWidth = sizes.containerWidth,
          oldHeight = sizes.containerHeight;
      var containerWidth = newSize.containerWidth,
          containerHeight = newSize.containerHeight;

      if (containerWidth !== oldWidth || containerHeight !== oldHeight) {
        setSizes({
          containerWidth: containerWidth,
          containerHeight: containerHeight
        });
      }
    }
  };

  var handleResize = debounce > 0 ? _debounce(updateDimensionsImmediate, debounce) : updateDimensionsImmediate;

  var renderChart = function renderChart() {
    var containerWidth = sizes.containerWidth,
        containerHeight = sizes.containerHeight;

    if (containerWidth < 0 || containerHeight < 0) {
      return null;
    }

    warn(isPercent(width) || isPercent(height), "The width(%s) and height(%s) are both fixed numbers,\n       maybe you don't need to use a ResponsiveContainer.", width, height);
    warn(!aspect || aspect > 0, 'The aspect(%s) must be greater than zero.', aspect);
    var calculatedWidth = isPercent(width) ? containerWidth : width;
    var calculatedHeight = isPercent(height) ? containerHeight : height;

    if (aspect && aspect > 0) {
      // Preserve the desired aspect ratio
      if (calculatedWidth) {
        // Will default to using width for aspect ratio
        calculatedHeight = calculatedWidth / aspect;
      } else if (calculatedHeight) {
        // But we should also take height into consideration
        calculatedWidth = calculatedHeight * aspect;
      } // if maxHeight is set, overwrite if calculatedHeight is greater than maxHeight


      if (maxHeight && calculatedHeight > maxHeight) {
        calculatedHeight = maxHeight;
      }
    }

    warn(calculatedWidth > 0 || calculatedHeight > 0, "The width(%s) and height(%s) of chart should be greater than 0,\n       please check the style of container, or the props width(%s) and height(%s),\n       or add a minWidth(%s) or minHeight(%s) or use aspect(%s) to control the\n       height and width.", calculatedWidth, calculatedHeight, width, height, minWidth, minHeight, aspect);
    return /*#__PURE__*/cloneElement(children, {
      width: calculatedWidth,
      height: calculatedHeight
    });
  };

  useEffect(function () {
    if (mounted) {
      var size = getContainerSize();

      if (size) {
        setSizes(size);
      }
    }
  }, [mounted]);
  useEffect(function () {
    setMounted(true);
  }, []);
  var style = {
    width: width,
    height: height,
    minWidth: minWidth,
    minHeight: minHeight,
    maxHeight: maxHeight
  };
  return /*#__PURE__*/React.createElement(ReactResizeDetector, {
    handleWidth: true,
    handleHeight: true,
    onResize: handleResize,
    targetRef: containerRef
  }, /*#__PURE__*/React.createElement("div", _extends({}, id != null ? {
    id: "".concat(id)
  } : {}, {
    className: classNames('recharts-responsive-container', className),
    style: style,
    ref: containerRef
  }), renderChart()));
});