import { RefObject } from "react";
export declare function toPixelValue(value: string): string;
export declare class ThemeComputedStyle {
    private componentRef;
    constructor(componentRef: RefObject<Element>);
    private getThemeElement;
    getPropertyValue(name: string): string;
    getSpacingValue(name: string): string;
}
export declare function useThemeComputedStyle(componentRef: RefObject<Element>): ThemeComputedStyle;