Method zoomOut

src/interaction/createZoomState.ts:25–25

* Zooms out around `center` by growing the span by `factor`. * * `factor <= 1` is treated as a no-op.

(center: number, factor: number)

   * `factor <= 1` is treated as a no-op.
   */
  zoomOut(center: number, factor: number): void;
  /**
   * Pans the zoom window by `delta` percent points (preserving span).
   */