/** Public detent: a fraction of 100dvh; 1 = full height. */
export type SheetDetent = number;
/** Internal detent: a fraction, or the measured content height. */
export type InternalDetent = SheetDetent | 'content';
export interface ResolveDetentArgs {
    positionPx: number;
    velocityPxMs: number;
    detentsPx: number[];
    viewportPx: number;
}
export type DetentResolution = {
    index: number;
} | {
    close: true;
};
export declare function resolveDetent({ positionPx, velocityPxMs, detentsPx }: ResolveDetentArgs): DetentResolution;
export interface UseSheetDetentsArgs {
    detents?: InternalDetent[] | undefined;
    detent?: number | undefined;
    defaultDetent?: number | undefined;
    onDetentChange?: ((index: number) => void) | undefined;
    /** Live viewport block size for resolving fractions. */
    viewportPx?: number | undefined;
    /** Measured content block size for the 'content' detent. */
    contentPx?: number | undefined;
}
export interface SheetDetentsHandle {
    index: number;
    setIndex: (i: number) => void;
    /** Resolved detent heights in px, ascending; 'content' uses contentPx. */
    heightsPx: number[];
    /** Top-edge offsets of each detent for resolveDetent (viewport - height). */
    topsPx: number[];
    /** True when the active detent is 1 (full height). */
    isFull: boolean;
}
export declare function useSheetDetents({ detents, detent, defaultDetent, onDetentChange, viewportPx, contentPx, }: UseSheetDetentsArgs): SheetDetentsHandle;
//# sourceMappingURL=useSheetDetents.d.ts.map