grommet/es6/components/DataChart/YAxis.js

focus on the essential experience

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); }
import React, { forwardRef, useMemo } from 'react';
import { edgeToNum } from '../../utils';
import { Box } from '../Box';
import { showInUnits } from './utils';
var onlyVerticalPad = function onlyVerticalPad(pad) {
  var result;
  if (pad) {
    if (typeof pad === 'string') result = {
      vertical: pad
    };else result = {
      vertical: pad.vertical,
      top: pad.top,
      bottom: pad.bottom
    };
  }
  return result;
};
var YAxis = /*#__PURE__*/forwardRef(function (_ref, ref) {
  var values = _ref.values,
    padProp = _ref.pad,
    renderValue = _ref.renderValue,
    serie = _ref.serie,
    theme = _ref.theme,
    thickness = _ref.thickness;
  var _ref2 = serie || {},
    render = _ref2.render,
    suffix = _ref2.suffix;

  // pad to the edge of the thickness, for when padding is more than half
  // the thickness
  var pad = useMemo(function () {
    return padProp && thickness && {
      top: edgeToNum(padProp.top || padProp.vertical, theme) - edgeToNum(thickness, theme) / 2 + "px",
      bottom: edgeToNum(padProp.bottom || padProp.vertical, theme) - edgeToNum(thickness, theme) / 2 + "px"
    } || onlyVerticalPad(padProp);
  }, [padProp, theme, thickness]);

  // When there are only labels at the end of the axis and there isn't
  // much space for them, let them take as much space as they like
  // flowing in from the edges.
  // Otherwise, align their container to the
  // data/guide lines and then let their content overflow that.
  var labelContainerProps = useMemo(function () {
    // 24px was chosen empirically as 48px is enough to show some simple text
    var centered = values.length !== 2 || edgeToNum((padProp == null ? void 0 : padProp.start) || (padProp == null ? void 0 : padProp.horizontal), theme) >= 24;
    if (centered) return {
      basis: thickness || '1px',
      overflow: 'visible',
      justify: 'center'
    };
    return {};
  }, [padProp, theme, thickness, values]);
  return /*#__PURE__*/React.createElement(Box, {
    ref: ref,
    gridArea: "yAxis",
    justify: "between",
    flex: true,
    pad: pad
  }, values.map(function (axisValue, i) {
    var content = serie ? renderValue(serie, axisValue, true) : axisValue;
    if (content === axisValue && !render && !suffix) {
      var maxValue = Math.max.apply(Math, values.map(function (v) {
        return Math.abs(v);
      }));
      content = showInUnits(content, maxValue);
    }
    return /*#__PURE__*/React.createElement(Box
    // eslint-disable-next-line react/no-array-index-key
    , _extends({
      key: i,
      align: "end"
    }, labelContainerProps), content);
  }));
});
export { YAxis };