import { type MaybeRefOrGetter } from 'vue';
import type { H0CssSize } from '../../types';
export declare function toH0CssSize(value: H0CssSize | undefined): string | undefined;
export declare function clampH0(value: number, min: number, max: number): number;
export declare function useH0OptionalProp<T>(name: string, getValue: () => T): () => T | undefined;
export declare function useH0ObjectUrl(): {
    create: (file: Blob) => string;
    revoke: () => void;
};
export declare function useH0ResizeObserver(target: MaybeRefOrGetter<Element | null | undefined>, callback: ResizeObserverCallback): {
    disconnect: () => void;
    observe: () => void;
};
export declare function useH0IntersectionObserver(target: MaybeRefOrGetter<Element | null | undefined>, callback: IntersectionObserverCallback, options?: IntersectionObserverInit): {
    disconnect: () => void;
    observe: () => void;
};