/// <reference types="react" />
export type Offset = {
    top?: number;
    right?: number;
    bottom?: number;
    left?: number;
};
export type FocusRingShowOpts = {
    className?: string;
    offset?: Offset | number;
    zIndex?: number;
};
export type FocusRingAncestry = {
    elements: Element[];
    styles: CSSStyleDeclaration[];
};
export interface FocusRingProps {
    within?: boolean;
    enabled?: boolean;
    focused?: boolean;
    offset?: Offset | number;
    focusTarget?: React.RefObject<Element | null>;
    ringTarget?: React.RefObject<Element | null>;
    ringClassName?: string;
    focusClassName?: string;
    focusWithinClassName?: string;
}
export declare const FOCUS_RING_COLOR_CSS_PROPERTY = "--__adaptive-focus-ring-color";
export declare const FOCUS_RING_RADIUS_CSS_PROPERTY = "--__adaptive-focus-ring-radius";
export type FocusRingStyleProperties = {
    top?: number;
    left?: number;
    width?: number;
    height?: number;
    zIndex?: number;
    [FOCUS_RING_COLOR_CSS_PROPERTY]?: string;
    [FOCUS_RING_RADIUS_CSS_PROPERTY]?: string;
};
export type ThemeOptions = {
    brightnessTreshold?: number;
};
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