import * as React from 'react';
import { UseSliderParameters, UseSliderReturnValue } from './useSlider.types';
export declare function asc(a: number, b: number): number;
export declare function findClosest(values: number[], currentValue: number): number;
export declare function trackFinger(event: TouchEvent | MouseEvent | React.MouseEvent, touchId: React.RefObject<any>): false | {
    x: number;
    y: number;
};
export declare function valueToPercent(value: number, min: number, max: number): number;
export declare function percentToValue(percent: number, min: number, max: number): number;
export declare function getDecimalPrecision(num: number): number;
export declare function roundValueToStep(value: number, step: number, min: number): number;
export declare function setValueIndex({ values, newValue, index }: {
    values: number[];
    newValue: number;
    index: number;
}): number[];
export declare function focusThumb({ sliderRef, activeIndex, setActive, }: {
    sliderRef: React.RefObject<any>;
    activeIndex: number;
    setActive?: (num: number) => void;
}): void;
export declare function areValuesEqual(newValue: number | ReadonlyArray<number>, oldValue: number | ReadonlyArray<number>): boolean;
export declare const Identity: (x: any) => any;
export declare function doesSupportTouchActionNone(): any;
export declare function useSlider(parameters: UseSliderParameters): UseSliderReturnValue;