recharts/es6/cartesian/CartesianGrid.js

React charts

var _excluded = ["x1", "y1", "x2", "y2", "key"],
  _excluded2 = ["offset"],
  _excluded3 = ["xAxisId", "yAxisId"],
  _excluded4 = ["xAxisId", "yAxisId"];
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(e, r, t) { return (r = _toPropertyKey(r)) in e ? Object.defineProperty(e, r, { value: t, enumerable: !0, configurable: !0, writable: !0 }) : e[r] = t, e; }
function _toPropertyKey(t) { var i = _toPrimitive(t, "string"); return "symbol" == typeof i ? i : 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 _extends() { return _extends = Object.assign ? Object.assign.bind() : function (n) { for (var e = 1; e < arguments.length; e++) { var t = arguments[e]; for (var r in t) ({}).hasOwnProperty.call(t, r) && (n[r] = t[r]); } return n; }, _extends.apply(null, arguments); }
function _objectWithoutProperties(e, t) { if (null == e) return {}; var o, r, i = _objectWithoutPropertiesLoose(e, t); if (Object.getOwnPropertySymbols) { var n = Object.getOwnPropertySymbols(e); for (r = 0; r < n.length; r++) o = n[r], -1 === t.indexOf(o) && {}.propertyIsEnumerable.call(e, o) && (i[o] = e[o]); } return i; }
function _objectWithoutPropertiesLoose(r, e) { if (null == r) return {}; var t = {}; for (var n in r) if ({}.hasOwnProperty.call(r, n)) { if (-1 !== e.indexOf(n)) continue; t[n] = r[n]; } return t; }
/**
 * @fileOverview Cartesian Grid
 */
import * as React from 'react';
import { warn } from '../util/LogUtils';
import { isNumber } from '../util/DataUtils';
import { filterProps } from '../util/ReactUtils';
import { getCoordinatesOfGrid, getTicksOfAxis } from '../util/ChartUtils';
import { getTicks } from './getTicks';
import { CartesianAxis } from './CartesianAxis';
import { useChartHeight, useChartWidth, useOffsetInternal } from '../context/chartLayoutContext';
import { selectAxisPropsNeededForCartesianGridTicksGenerator } from '../state/selectors/axisSelectors';
import { useAppSelector } from '../state/hooks';
import { useIsPanorama } from '../context/PanoramaContext';
import { resolveDefaultProps } from '../util/resolveDefaultProps';

/**
 * The <CartesianGrid horizontal
 */

var Background = props => {
  var {
    fill
  } = props;
  if (!fill || fill === 'none') {
    return null;
  }
  var {
    fillOpacity,
    x,
    y,
    width,
    height,
    ry
  } = props;
  return /*#__PURE__*/React.createElement("rect", {
    x: x,
    y: y,
    ry: ry,
    width: width,
    height: height,
    stroke: "none",
    fill: fill,
    fillOpacity: fillOpacity,
    className: "recharts-cartesian-grid-bg"
  });
};
function renderLineItem(option, props) {
  var lineItem;
  if (/*#__PURE__*/React.isValidElement(option)) {
    // @ts-expect-error typescript does not see the props type when cloning an element
    lineItem = /*#__PURE__*/React.cloneElement(option, props);
  } else if (typeof option === 'function') {
    lineItem = option(props);
  } else {
    var {
        x1,
        y1,
        x2,
        y2,
        key
      } = props,
      others = _objectWithoutProperties(props, _excluded);
    var _filterProps = filterProps(others, false),
      {
        offset: __
      } = _filterProps,
      restOfFilteredProps = _objectWithoutProperties(_filterProps, _excluded2);
    lineItem = /*#__PURE__*/React.createElement("line", _extends({}, restOfFilteredProps, {
      x1: x1,
      y1: y1,
      x2: x2,
      y2: y2,
      fill: "none",
      key: key
    }));
  }
  return lineItem;
}
function HorizontalGridLines(props) {
  var {
    x,
    width,
    horizontal = true,
    horizontalPoints
  } = props;
  if (!horizontal || !horizontalPoints || !horizontalPoints.length) {
    return null;
  }
  var {
      xAxisId,
      yAxisId
    } = props,
    otherLineItemProps = _objectWithoutProperties(props, _excluded3);
  var items = horizontalPoints.map((entry, i) => {
    var lineItemProps = _objectSpread(_objectSpread({}, otherLineItemProps), {}, {
      x1: x,
      y1: entry,
      x2: x + width,
      y2: entry,
      key: "line-".concat(i),
      index: i
    });
    return renderLineItem(horizontal, lineItemProps);
  });
  return /*#__PURE__*/React.createElement("g", {
    className: "recharts-cartesian-grid-horizontal"
  }, items);
}
function VerticalGridLines(props) {
  var {
    y,
    height,
    vertical = true,
    verticalPoints
  } = props;
  if (!vertical || !verticalPoints || !verticalPoints.length) {
    return null;
  }
  var {
      xAxisId,
      yAxisId
    } = props,
    otherLineItemProps = _objectWithoutProperties(props, _excluded4);
  var items = verticalPoints.map((entry, i) => {
    var lineItemProps = _objectSpread(_objectSpread({}, otherLineItemProps), {}, {
      x1: entry,
      y1: y,
      x2: entry,
      y2: y + height,
      key: "line-".concat(i),
      index: i
    });
    return renderLineItem(vertical, lineItemProps);
  });
  return /*#__PURE__*/React.createElement("g", {
    className: "recharts-cartesian-grid-vertical"
  }, items);
}
function HorizontalStripes(props) {
  var {
    horizontalFill,
    fillOpacity,
    x,
    y,
    width,
    height,
    horizontalPoints,
    horizontal = true
  } = props;
  if (!horizontal || !horizontalFill || !horizontalFill.length) {
    return null;
  }

  // Why =y -y? I was trying to find any difference that this makes, with floating point numbers and edge cases but ... nothing.
  var roundedSortedHorizontalPoints = horizontalPoints.map(e => Math.round(e + y - y)).sort((a, b) => a - b);
  // Why is this condition `!==` instead of `<=` ?
  if (y !== roundedSortedHorizontalPoints[0]) {
    roundedSortedHorizontalPoints.unshift(0);
  }
  var items = roundedSortedHorizontalPoints.map((entry, i) => {
    // Why do we strip only the last stripe if it is invisible, and not all invisible stripes?
    var lastStripe = !roundedSortedHorizontalPoints[i + 1];
    var lineHeight = lastStripe ? y + height - entry : roundedSortedHorizontalPoints[i + 1] - entry;
    if (lineHeight <= 0) {
      return null;
    }
    var colorIndex = i % horizontalFill.length;
    return /*#__PURE__*/React.createElement("rect", {
      key: "react-".concat(i) // eslint-disable-line react/no-array-index-key
      ,
      y: entry,
      x: x,
      height: lineHeight,
      width: width,
      stroke: "none",
      fill: horizontalFill[colorIndex],
      fillOpacity: fillOpacity,
      className: "recharts-cartesian-grid-bg"
    });
  });
  return /*#__PURE__*/React.createElement("g", {
    className: "recharts-cartesian-gridstripes-horizontal"
  }, items);
}
function VerticalStripes(props) {
  var {
    vertical = true,
    verticalFill,
    fillOpacity,
    x,
    y,
    width,
    height,
    verticalPoints
  } = props;
  if (!vertical || !verticalFill || !verticalFill.length) {
    return null;
  }
  var roundedSortedVerticalPoints = verticalPoints.map(e => Math.round(e + x - x)).sort((a, b) => a - b);
  if (x !== roundedSortedVerticalPoints[0]) {
    roundedSortedVerticalPoints.unshift(0);
  }
  var items = roundedSortedVerticalPoints.map((entry, i) => {
    var lastStripe = !roundedSortedVerticalPoints[i + 1];
    var lineWidth = lastStripe ? x + width - entry : roundedSortedVerticalPoints[i + 1] - entry;
    if (lineWidth <= 0) {
      return null;
    }
    var colorIndex = i % verticalFill.length;
    return /*#__PURE__*/React.createElement("rect", {
      key: "react-".concat(i) // eslint-disable-line react/no-array-index-key
      ,
      x: entry,
      y: y,
      width: lineWidth,
      height: height,
      stroke: "none",
      fill: verticalFill[colorIndex],
      fillOpacity: fillOpacity,
      className: "recharts-cartesian-grid-bg"
    });
  });
  return /*#__PURE__*/React.createElement("g", {
    className: "recharts-cartesian-gridstripes-vertical"
  }, items);
}
var defaultVerticalCoordinatesGenerator = (_ref, syncWithTicks) => {
  var {
    xAxis,
    width,
    height,
    offset
  } = _ref;
  return getCoordinatesOfGrid(getTicks(_objectSpread(_objectSpread(_objectSpread({}, CartesianAxis.defaultProps), xAxis), {}, {
    ticks: getTicksOfAxis(xAxis, true),
    viewBox: {
      x: 0,
      y: 0,
      width,
      height
    }
  })), offset.left, offset.left + offset.width, syncWithTicks);
};
var defaultHorizontalCoordinatesGenerator = (_ref2, syncWithTicks) => {
  var {
    yAxis,
    width,
    height,
    offset
  } = _ref2;
  return getCoordinatesOfGrid(getTicks(_objectSpread(_objectSpread(_objectSpread({}, CartesianAxis.defaultProps), yAxis), {}, {
    ticks: getTicksOfAxis(yAxis, true),
    viewBox: {
      x: 0,
      y: 0,
      width,
      height
    }
  })), offset.top, offset.top + offset.height, syncWithTicks);
};
var defaultProps = {
  horizontal: true,
  vertical: true,
  // The ordinates of horizontal grid lines
  horizontalPoints: [],
  // The abscissas of vertical grid lines
  verticalPoints: [],
  stroke: '#ccc',
  fill: 'none',
  // The fill of colors of grid lines
  verticalFill: [],
  horizontalFill: [],
  xAxisId: 0,
  yAxisId: 0
};
export function CartesianGrid(props) {
  var chartWidth = useChartWidth();
  var chartHeight = useChartHeight();
  var offset = useOffsetInternal();
  var propsIncludingDefaults = _objectSpread(_objectSpread({}, resolveDefaultProps(props, defaultProps)), {}, {
    x: isNumber(props.x) ? props.x : offset.left,
    y: isNumber(props.y) ? props.y : offset.top,
    width: isNumber(props.width) ? props.width : offset.width,
    height: isNumber(props.height) ? props.height : offset.height
  });
  var {
    xAxisId,
    yAxisId,
    x,
    y,
    width,
    height,
    syncWithTicks,
    horizontalValues,
    verticalValues
  } = propsIncludingDefaults;
  var isPanorama = useIsPanorama();
  var xAxis = useAppSelector(state => selectAxisPropsNeededForCartesianGridTicksGenerator(state, 'xAxis', xAxisId, isPanorama));
  var yAxis = useAppSelector(state => selectAxisPropsNeededForCartesianGridTicksGenerator(state, 'yAxis', yAxisId, isPanorama));
  if (!isNumber(width) || width <= 0 || !isNumber(height) || height <= 0 || !isNumber(x) || x !== +x || !isNumber(y) || y !== +y) {
    return null;
  }

  /*
   * verticalCoordinatesGenerator and horizontalCoordinatesGenerator are defined
   * outside the propsIncludingDefaults because they were never part of the original props
   * and they were never passed as a prop down to horizontal/vertical custom elements.
   * If we add these two to propsIncludingDefaults then we are changing public API.
   * Not a bad thing per se but also not necessary.
   */
  var verticalCoordinatesGenerator = propsIncludingDefaults.verticalCoordinatesGenerator || defaultVerticalCoordinatesGenerator;
  var horizontalCoordinatesGenerator = propsIncludingDefaults.horizontalCoordinatesGenerator || defaultHorizontalCoordinatesGenerator;
  var {
    horizontalPoints,
    verticalPoints
  } = propsIncludingDefaults;

  // No horizontal points are specified
  if ((!horizontalPoints || !horizontalPoints.length) && typeof horizontalCoordinatesGenerator === 'function') {
    var isHorizontalValues = horizontalValues && horizontalValues.length;
    var generatorResult = horizontalCoordinatesGenerator({
      yAxis: yAxis ? _objectSpread(_objectSpread({}, yAxis), {}, {
        ticks: isHorizontalValues ? horizontalValues : yAxis.ticks
      }) : undefined,
      width: chartWidth,
      height: chartHeight,
      offset
    }, isHorizontalValues ? true : syncWithTicks);
    warn(Array.isArray(generatorResult), "horizontalCoordinatesGenerator should return Array but instead it returned [".concat(typeof generatorResult, "]"));
    if (Array.isArray(generatorResult)) {
      horizontalPoints = generatorResult;
    }
  }

  // No vertical points are specified
  if ((!verticalPoints || !verticalPoints.length) && typeof verticalCoordinatesGenerator === 'function') {
    var isVerticalValues = verticalValues && verticalValues.length;
    var _generatorResult = verticalCoordinatesGenerator({
      xAxis: xAxis ? _objectSpread(_objectSpread({}, xAxis), {}, {
        ticks: isVerticalValues ? verticalValues : xAxis.ticks
      }) : undefined,
      width: chartWidth,
      height: chartHeight,
      offset
    }, isVerticalValues ? true : syncWithTicks);
    warn(Array.isArray(_generatorResult), "verticalCoordinatesGenerator should return Array but instead it returned [".concat(typeof _generatorResult, "]"));
    if (Array.isArray(_generatorResult)) {
      verticalPoints = _generatorResult;
    }
  }
  return /*#__PURE__*/React.createElement("g", {
    className: "recharts-cartesian-grid"
  }, /*#__PURE__*/React.createElement(Background, {
    fill: propsIncludingDefaults.fill,
    fillOpacity: propsIncludingDefaults.fillOpacity,
    x: propsIncludingDefaults.x,
    y: propsIncludingDefaults.y,
    width: propsIncludingDefaults.width,
    height: propsIncludingDefaults.height,
    ry: propsIncludingDefaults.ry
  }), /*#__PURE__*/React.createElement(HorizontalStripes, _extends({}, propsIncludingDefaults, {
    horizontalPoints: horizontalPoints
  })), /*#__PURE__*/React.createElement(VerticalStripes, _extends({}, propsIncludingDefaults, {
    verticalPoints: verticalPoints
  })), /*#__PURE__*/React.createElement(HorizontalGridLines, _extends({}, propsIncludingDefaults, {
    offset: offset,
    horizontalPoints: horizontalPoints,
    xAxis: xAxis,
    yAxis: yAxis
  })), /*#__PURE__*/React.createElement(VerticalGridLines, _extends({}, propsIncludingDefaults, {
    offset: offset,
    verticalPoints: verticalPoints,
    xAxis: xAxis,
    yAxis: yAxis
  })));
}
CartesianGrid.displayName = 'CartesianGrid';