Function renderEmfBitmap

apps/sim/lib/pptx-renderer/renderer/image-renderer.ts:441–467

* Render an embedded DIB bitmap from EMF.

(
  imageData: ImageData,
  wrapper: HTMLElement,
  ctx: RenderContext,
  mediaPath: string
)

 * Render an embedded DIB bitmap from EMF.
 */
function renderEmfBitmap(
  imageData: ImageData,
  wrapper: HTMLElement,
  ctx: RenderContext,
  mediaPath: string
): void {
  const cacheKey = `${mediaPath}:emf-bitmap`
  const cached = ctx.mediaUrlCache.get(cacheKey)
  if (cached) {
    wrapper.appendChild(createFillImage(cached))
    return
  }

  const canvas = document.createElement('canvas')
  canvas.width = imageData.width
  canvas.height = imageData.height
  const canvasCtx = canvas.getContext('2d')
  if (!canvasCtx) return

  canvasCtx.putImageData(imageData, 0, 0)
  canvas.toBlob((blob) => {
    if (!blob) return
    const url = URL.createObjectURL(blob)
    ctx.mediaUrlCache.set(cacheKey, url)
    wrapper.appendChild(createFillImage(url))
  }, 'image/png')
}

/**
 * Create an <img> element that fills its container.