@mui/x-charts/hooks/useScale.js

The community edition of the Charts components (MUI X).

"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.getValueToPositionMapper = getValueToPositionMapper;
exports.useXScale = useXScale;
exports.useYScale = useYScale;
var _CartesianProvider = require("../context/CartesianProvider");
var _isBandScale = require("../internals/isBandScale");
/**
 * For a given scale return a function that map value to their position.
 * Useful when dealing with specific scale such as band.
 * @param scale The scale to use
 * @returns (value: any) => number
 */
function getValueToPositionMapper(scale) {
  if ((0, _isBandScale.isBandScale)(scale)) {
    return value => (scale(value) ?? 0) + scale.bandwidth() / 2;
  }
  return value => scale(value);
}
function useXScale(identifier) {
  const {
    xAxis,
    xAxisIds
  } = (0, _CartesianProvider.useCartesianContext)();
  const id = typeof identifier === 'string' ? identifier : xAxisIds[identifier ?? 0];
  return xAxis[id].scale;
}
function useYScale(identifier) {
  const {
    yAxis,
    yAxisIds
  } = (0, _CartesianProvider.useCartesianContext)();
  const id = typeof identifier === 'string' ? identifier : yAxisIds[identifier ?? 0];
  return yAxis[id].scale;
}