PDFDocument.ensurePageAvailable()
Only meaningful after
fromUrlProgressive(). Fetches the ranges that page needs, and resolves when it can be rendered. The viewer does this automatically for pages and thumbnails.methodLifecyclesince 1.0.0
Signature
ensurePageAvailable(pageIndex: number): Promise<void>
Parameters
| Parameter | Type | Description |
|---|---|---|
| pageIndex | number | Zero-based page index. |
Returns
Promise<void> Resolves when the page can be rendered.
Example
TypeScript
if (!doc.isPageReady(9)) await doc.ensurePageAvailable(9);