@mui/x-charts/esm/internals/ticks.js

The community edition of MUI X Charts components.

export function getTickNumber(params) {
  const {
    tickMaxStep,
    tickMinStep,
    tickNumber,
    range,
    domain
  } = params;
  const maxTicks = tickMinStep === undefined ? 999 : Math.floor(Math.abs(domain[1] - domain[0]) / tickMinStep);
  const minTicks = tickMaxStep === undefined ? 2 : Math.ceil(Math.abs(domain[1] - domain[0]) / tickMaxStep);
  const defaultizedTickNumber = tickNumber ?? Math.floor(Math.abs(range[1] - range[0]) / 50);
  return Math.min(maxTicks, Math.max(minTicks, defaultizedTickNumber));
}
export function scaleTickNumberByRange(tickNumber, range) {
  const rangeGap = range[1] - range[0];

  /* If the range start and end are the same, `tickNumber` will become infinity, so we default to 1. */
  if (rangeGap === 0) {
    return 1;
  }
  return tickNumber / ((range[1] - range[0]) / 100);
}