recharts
Version:
React charts
131 lines (129 loc) • 6.48 kB
JavaScript
var _excluded = ["offset", "layout", "width", "dataKey", "data", "dataPointFormatter", "xAxis", "yAxis"];
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 _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(r, l) { var t = null == r ? null : "undefined" != typeof Symbol && r[Symbol.iterator] || r["@@iterator"]; if (null != t) { var e, n, i, u, a = [], f = !0, o = !1; try { if (i = (t = t.call(r)).next, 0 === l) { if (Object(t) !== t) return; f = !1; } else for (; !(f = (e = i.call(t)).done) && (a.push(e.value), a.length !== l); f = !0); } catch (r) { o = !0, n = r; } finally { try { if (!f && null != t["return"] && (u = t["return"](), Object(u) !== u)) return; } finally { if (o) throw n; } } return a; } }
function _arrayWithHoles(arr) { if (Array.isArray(arr)) return arr; }
function _objectWithoutProperties(source, excluded) { if (source == null) return {}; var target = _objectWithoutPropertiesLoose(source, excluded); var key, i; if (Object.getOwnPropertySymbols) { var sourceSymbolKeys = Object.getOwnPropertySymbols(source); for (i = 0; i < sourceSymbolKeys.length; i++) { key = sourceSymbolKeys[i]; if (excluded.indexOf(key) >= 0) continue; if (!Object.prototype.propertyIsEnumerable.call(source, key)) continue; target[key] = source[key]; } } return target; }
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; }
/**
* @fileOverview Render a group of error bar
*/
import React from 'react';
import invariant from 'tiny-invariant';
import { Layer } from '../container/Layer';
import { filterProps } from '../util/ReactUtils';
export function ErrorBar(props) {
var offset = props.offset,
layout = props.layout,
width = props.width,
dataKey = props.dataKey,
data = props.data,
dataPointFormatter = props.dataPointFormatter,
xAxis = props.xAxis,
yAxis = props.yAxis,
others = _objectWithoutProperties(props, _excluded);
var svgProps = filterProps(others, false);
!!(props.direction === 'x' && xAxis.type !== 'number') ? process.env.NODE_ENV !== "production" ? invariant(false, 'ErrorBar requires Axis type property to be "number".') : invariant(false) : void 0;
var errorBars = data.map(function (entry) {
var _dataPointFormatter = dataPointFormatter(entry, dataKey),
x = _dataPointFormatter.x,
y = _dataPointFormatter.y,
value = _dataPointFormatter.value,
errorVal = _dataPointFormatter.errorVal;
if (!errorVal) {
return null;
}
var lineCoordinates = [];
var lowBound, highBound;
if (Array.isArray(errorVal)) {
var _errorVal = _slicedToArray(errorVal, 2);
lowBound = _errorVal[0];
highBound = _errorVal[1];
} else {
lowBound = highBound = errorVal;
}
if (layout === 'vertical') {
// error bar for horizontal charts, the y is fixed, x is a range value
var scale = xAxis.scale;
var yMid = y + offset;
var yMin = yMid + width;
var yMax = yMid - width;
var xMin = scale(value - lowBound);
var xMax = scale(value + highBound);
// the right line of |--|
lineCoordinates.push({
x1: xMax,
y1: yMin,
x2: xMax,
y2: yMax
});
// the middle line of |--|
lineCoordinates.push({
x1: xMin,
y1: yMid,
x2: xMax,
y2: yMid
});
// the left line of |--|
lineCoordinates.push({
x1: xMin,
y1: yMin,
x2: xMin,
y2: yMax
});
} else if (layout === 'horizontal') {
// error bar for horizontal charts, the x is fixed, y is a range value
var _scale = yAxis.scale;
var xMid = x + offset;
var _xMin = xMid - width;
var _xMax = xMid + width;
var _yMin = _scale(value - lowBound);
var _yMax = _scale(value + highBound);
// the top line
lineCoordinates.push({
x1: _xMin,
y1: _yMax,
x2: _xMax,
y2: _yMax
});
// the middle line
lineCoordinates.push({
x1: xMid,
y1: _yMin,
x2: xMid,
y2: _yMax
});
// the bottom line
lineCoordinates.push({
x1: _xMin,
y1: _yMin,
x2: _xMax,
y2: _yMin
});
}
return /*#__PURE__*/React.createElement(Layer, _extends({
className: "recharts-errorBar",
key: "bar-".concat(lineCoordinates.map(function (c) {
return "".concat(c.x1, "-").concat(c.x2, "-").concat(c.y1, "-").concat(c.y2);
}))
}, svgProps), lineCoordinates.map(function (coordinates) {
return /*#__PURE__*/React.createElement("line", _extends({}, coordinates, {
key: "line-".concat(coordinates.x1, "-").concat(coordinates.x2, "-").concat(coordinates.y1, "-").concat(coordinates.y2)
}));
}));
});
return /*#__PURE__*/React.createElement(Layer, {
className: "recharts-errorBars"
}, errorBars);
}
ErrorBar.defaultProps = {
stroke: 'black',
strokeWidth: 1.5,
width: 5,
offset: 0,
layout: 'horizontal'
};
ErrorBar.displayName = 'ErrorBar';