GoScrobble/web/node_modules/@restart/hooks/cjs/useImage.d.ts

32 lines
861 B
TypeScript

declare type State = {
image: HTMLImageElement | null;
error: unknown | null;
};
/**
* Fetch and load an image for programatic use such as in a `<canvas>` element.
*
* @param imageOrUrl The `HtmlImageElement` or image url to load
* @param crossOrigin The `crossorigin` attribute to set
*
* ```ts
* const { image, error } = useImage('/static/kittens.png')
* const ref = useRef<HTMLCanvasElement>()
*
* useEffect(() => {
* const ctx = ref.current.getContext('2d')
*
* if (image) {
* ctx.drawImage(image, 0, 0)
* }
* }, [ref, image])
*
* return (
* <>
* {error && "there was a problem loading the image"}
* <canvas ref={ref} />
* </>
* ```
*/
export default function useImage(imageOrUrl?: string | HTMLImageElement | null | undefined, crossOrigin?: 'anonymous' | 'use-credentials' | string): State;
export {};