Method onChange

src/interaction/createZoomState.ts:33–33

* Subscribes to changes. Returns an unsubscribe function.

(callback: ZoomRangeChangeCallback)

   * Subscribes to changes. Returns an unsubscribe function.
   */
  onChange(callback: ZoomRangeChangeCallback): () => void;
}

export type ZoomSpanConstraints = Readonly<{