Function renderEmfPdf

apps/sim/lib/pptx-renderer/renderer/image-renderer.ts:412–436

* Render an embedded PDF from EMF using pdfjs-dist. * Populates the wrapper asynchronously — the wrapper is returned immediately.

(
  pdfData: Uint8Array,
  wrapper: HTMLElement,
  node: PicNodeData,
  ctx: RenderContext,
  mediaPath: string
)

 * Populates the wrapper asynchronously — the wrapper is returned immediately.
 */
function renderEmfPdf(
  pdfData: Uint8Array,
  wrapper: HTMLElement,
  node: PicNodeData,
  ctx: RenderContext,
  mediaPath: string
): void {
  const cacheKey = `${mediaPath}:emf-pdf`
  const cached = ctx.mediaUrlCache.get(cacheKey)
  if (cached) {
    wrapper.appendChild(createFillImage(cached))
    return
  }

  renderPdfToImage(pdfData, node.size.w, node.size.h)
    .then((url) => {
      if (url) {
        ctx.mediaUrlCache.set(cacheKey, url)
        wrapper.appendChild(createFillImage(url))
      }
    })
    .catch(() => {
      // PDF rendering failed — leave wrapper empty (transparent)
    })
}

/**
 * Render an embedded DIB bitmap from EMF.