35 lines
1.1 KiB
TypeScript
35 lines
1.1 KiB
TypeScript
declare type ResizeObserverCallback = (entries: any[], observer: ResizeObserver) => void;
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declare class ResizeObserver {
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constructor(callback: ResizeObserverCallback);
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observe(target: Element, options?: any): void;
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unobserve(target: Element): void;
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disconnect(): void;
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static toString(): string;
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}
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export interface RectReadOnly {
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readonly x: number;
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readonly y: number;
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readonly width: number;
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readonly height: number;
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readonly top: number;
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readonly right: number;
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readonly bottom: number;
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readonly left: number;
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[key: string]: number;
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}
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type HTMLOrSVGElement = HTMLElement | SVGElement;
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type Result = [(element: HTMLOrSVGElement | null) => void, RectReadOnly, () => void];
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export type Options = {
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debounce?: number | {
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scroll: number;
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resize: number;
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};
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scroll?: boolean;
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polyfill?: {
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new (cb: ResizeObserverCallback): ResizeObserver;
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};
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offsetSize?: boolean;
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};
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declare function useMeasure({ debounce, scroll, polyfill, offsetSize }?: Options): Result;
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export default useMeasure;
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