Function barSign

src/controllers/controller.bar.js:174–179

(size, vScale, actualBase)

}

function barSign(size, vScale, actualBase) {
  if (size !== 0) {
    return sign(size);
  }
  return (vScale.isHorizontal() ? 1 : -1) * (vScale.min >= actualBase ? 1 : -1);
}

function borderProps(properties) {
  let reverse, start, end, top, bottom;