Method on

apps/sim/lib/pptx-renderer/core/viewer.ts:361–367

(
    type: K,
    listener: (event: PptxViewerEventMap[K]) => void
  )

  // -----------------------------------------------------------------------

  on<K extends keyof PptxViewerEventMap>(
    type: K,
    listener: (event: PptxViewerEventMap[K]) => void
  ): this {
    this.addEventListener(type, listener as EventListener)
    return this
  }

  off<K extends keyof PptxViewerEventMap>(
    type: K,