function AxisTicks$1(params) {
    Transform.call(this, null, params);
  }
Generates axis ticks for visualizing a spatial scale.
@constructor
@param {object} params - The parameters for this operator.
@param {Scale} params.scale - The scale to generate ticks for.
@param {*} [params.count=10] - The approximate number of ticks, or
  desired tick interval, to use.
@param {Array<*>} [params.values] - The exact tick values to use.
  These must be legal domain values for the provided scale.
  If provided, the count argument is ignored.
@param {function(*):string} [params.formatSpecifier] - A format specifier
  to use in conjunction with scale.tickFormat. Legal values are
  any valid d3 4.0 format specifier.
@param {function(*):string} [params.format] - The format function to use.
  If provided, the formatSpecifier argument is ignored.