Method invalidateAnnotationCache

src/api/pdf-page.ts:2350–2352

* Invalidate the annotation cache. * Called when annotations are added or removed.

()

   * Called when annotations are added or removed.
   */
  private invalidateAnnotationCache(): void {
    this._annotationCache = null;
  }

  // ─────────────────────────────────────────────────────────────────────────────
  // Internal Helpers