@loke/ui
Version:
17 lines (16 loc) • 566 B
text/typescript
type Measurable = {
getBoundingClientRect(): DOMRect;
};
/**
* Observes an element's rectangle on screen (getBoundingClientRect)
* This is useful to track elements on the screen and attach other elements
* that might be in different layers, etc.
*/
declare function observeElementRect(
/** The element whose rect to observe */
elementToObserve: Measurable,
/** The callback which will be called when the rect changes */
callback: CallbackFn): () => void;
type CallbackFn = (rect: DOMRect) => void;
export { observeElementRect };
export type { Measurable };