recharts
Version:
React charts
170 lines (168 loc) • 8.27 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 _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 _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); }
/**
* @fileOverview Reference Line
*/
import React from 'react';
import isFunction from 'lodash/isFunction';
import some from 'lodash/some';
import clsx from 'clsx';
import { Layer } from '../container/Layer';
import { Label } from '../component/Label';
import { ifOverflowMatches } from '../util/IfOverflowMatches';
import { isNumOrStr } from '../util/DataUtils';
import { createLabeledScales, rectWithCoords } from '../util/CartesianUtils';
import { warn } from '../util/LogUtils';
import { filterProps } from '../util/ReactUtils';
import { useClipPathId, useViewBox, useXAxisOrThrow, useYAxisOrThrow } from '../context/chartLayoutContext';
/**
* This excludes `viewBox` prop from svg for two reasons:
* 1. The components wants viewBox of object type, and svg wants string
* - so there's a conflict, and the component will throw if it gets string
* 2. Internally the component calls `filterProps` which filters the viewBox away anyway
*/
var renderLine = function renderLine(option, props) {
var line;
if ( /*#__PURE__*/React.isValidElement(option)) {
line = /*#__PURE__*/React.cloneElement(option, props);
} else if (isFunction(option)) {
line = option(props);
} else {
line = /*#__PURE__*/React.createElement("line", _extends({}, props, {
className: "recharts-reference-line-line"
}));
}
return line;
};
// TODO: ScaleHelper
export var getEndPoints = function getEndPoints(scales, isFixedX, isFixedY, isSegment, viewBox, position, xAxisOrientation, yAxisOrientation, props) {
var x = viewBox.x,
y = viewBox.y,
width = viewBox.width,
height = viewBox.height;
if (isFixedY) {
var yCoord = props.y;
var coord = scales.y.apply(yCoord, {
position: position
});
if (ifOverflowMatches(props, 'discard') && !scales.y.isInRange(coord)) {
return null;
}
var points = [{
x: x + width,
y: coord
}, {
x: x,
y: coord
}];
return yAxisOrientation === 'left' ? points.reverse() : points;
}
if (isFixedX) {
var xCoord = props.x;
var _coord = scales.x.apply(xCoord, {
position: position
});
if (ifOverflowMatches(props, 'discard') && !scales.x.isInRange(_coord)) {
return null;
}
var _points = [{
x: _coord,
y: y + height
}, {
x: _coord,
y: y
}];
return xAxisOrientation === 'top' ? _points.reverse() : _points;
}
if (isSegment) {
var segment = props.segment;
var _points2 = segment.map(function (p) {
return scales.apply(p, {
position: position
});
});
if (ifOverflowMatches(props, 'discard') && some(_points2, function (p) {
return !scales.isInRange(p);
})) {
return null;
}
return _points2;
}
return null;
};
export function ReferenceLine(props) {
var fixedX = props.x,
fixedY = props.y,
segment = props.segment,
xAxisId = props.xAxisId,
yAxisId = props.yAxisId,
shape = props.shape,
className = props.className,
alwaysShow = props.alwaysShow;
var clipPathId = useClipPathId();
var xAxis = useXAxisOrThrow(xAxisId);
var yAxis = useYAxisOrThrow(yAxisId);
var viewBox = useViewBox();
if (!clipPathId || !viewBox) {
return null;
}
warn(alwaysShow === undefined, 'The alwaysShow prop is deprecated. Please use ifOverflow="extendDomain" instead.');
var scales = createLabeledScales({
x: xAxis.scale,
y: yAxis.scale
});
var isX = isNumOrStr(fixedX);
var isY = isNumOrStr(fixedY);
var isSegment = segment && segment.length === 2;
var endPoints = getEndPoints(scales, isX, isY, isSegment, viewBox, props.position, xAxis.orientation, yAxis.orientation, props);
if (!endPoints) {
return null;
}
var _endPoints = _slicedToArray(endPoints, 2),
_endPoints$ = _endPoints[0],
x1 = _endPoints$.x,
y1 = _endPoints$.y,
_endPoints$2 = _endPoints[1],
x2 = _endPoints$2.x,
y2 = _endPoints$2.y;
var clipPath = ifOverflowMatches(props, 'hidden') ? "url(#".concat(clipPathId, ")") : undefined;
var lineProps = _objectSpread(_objectSpread({
clipPath: clipPath
}, filterProps(props, true)), {}, {
x1: x1,
y1: y1,
x2: x2,
y2: y2
});
return /*#__PURE__*/React.createElement(Layer, {
className: clsx('recharts-reference-line', className)
}, renderLine(shape, lineProps), Label.renderCallByParent(props, rectWithCoords({
x1: x1,
y1: y1,
x2: x2,
y2: y2
})));
}
ReferenceLine.displayName = 'ReferenceLine';
ReferenceLine.defaultProps = {
isFront: false,
ifOverflow: 'discard',
xAxisId: 0,
yAxisId: 0,
fill: 'none',
stroke: '#ccc',
fillOpacity: 1,
strokeWidth: 1,
position: 'middle'
};