/**
 * Space helper
 *
 */
import { type ClassValue } from 'clsx';
import type { SpaceType, SpacingUnknownProps, SpacingProps, SpacePositiveSize, SpacePositiveRemValue, InnerSpaceType } from './types';
type SpaceNumber = number;
type InnerSpacingProps = Omit<SpacingProps, 'innerSpace'> & {
    innerSpace?: InnerSpaceType;
};
export declare const spacingDefaultProps: SpacingProps;
export declare const spacePatterns: Record<SpacePositiveSize, SpacePositiveRemValue>;
export declare const calc: (...types: Array<SpaceType>) => any;
/**
 * Creates a valid space CSS style out from given space types
 *
 * @param props
 * @returns { '--padding-b-l': '2rem', '--padding-t-l': '1rem' }
 */
export declare const createSpacingProperties: (props: InnerSpacingProps) => React.CSSProperties;
/**
 * Creates CSS custom properties for outer spacing (margin).
 *
 * Computes the resolved rem value for each direction and media size based on the
 * `top`, `right`, `bottom`, `left` and `space` props and returns them
 * as `--margin-{t|r|b|l}-{s|m|l}` custom properties, following the same
 * pattern as innerSpace but with margin prefix. These properties are meant to later
 * drive the margin via `var(--margin-*)` in CSS, while the existing
 * `dnb-space__{direction}--{size}` classes still apply the actual margin for now.
 *
 * @param props
 * @returns { '--margin-t-s': '1rem', '--margin-r-s': '0' }
 */
export declare const createMarginProperties: (props: SpacingProps | SpacingUnknownProps) => React.CSSProperties;
export type SpacingReturn = {
    className: string[];
    style: React.CSSProperties | undefined;
};
/**
 * Combined helper that returns both CSS classes and CSS custom properties
 * for spacing. Components should spread both into their root element.
 *
 * @example
 *   const spacing = createSpacing(props)
 *   className = clsx('dnb-my-component', ...spacing.className, className)
 *   style = { ...style, ...spacing.style }
 *
 * @param props - component props containing spacing properties
 *                (top, right, bottom, left, space, innerSpace, noCollapse)
 * @param elementName - optional element name for inline detection
 * @returns { className: string[], style: React.CSSProperties | undefined }
 */
export declare const createSpacing: (props: SpacingProps | SpacingUnknownProps, elementName?: string | null) => SpacingReturn;
export type ApplySpacingTarget = {
    className?: ClassValue;
    style?: React.CSSProperties;
} & Record<string, unknown>;
/**
 * Applies spacing to an existing props object by appending spacing CSS
 * classes to `className` and merging spacing CSS custom properties
 * (from `innerSpace`) into `style`. Spacing props (`space`, `innerSpace`,
 * `top`, `right`, `bottom`, `left`, `noCollapse`) are removed from the
 * returned object so it can be spread directly onto a DOM element.
 * Returns a new object; the input is not mutated.
 *
 * @example
 *   const mainParams = applySpacing(props, {
 *     ...attributes,
 *     className: clsx('dnb-button', className),
 *   })
 *
 * @param props - component props containing spacing properties
 *                (top, right, bottom, left, space, innerSpace, noCollapse)
 * @param target - props object to merge spacing into
 * @param elementName - optional element name for inline detection
 * @returns a new object of the same shape as `target`, with spacing merged in
 */
export declare const applySpacing: <T extends ApplySpacingTarget>(props: SpacingProps | SpacingUnknownProps, target: T, elementName?: string | null) => T;
export declare const translateSpace: (type: SpaceType) => any;
export declare const splitTypes: (types: SpaceType | Array<SpaceType>) => SpaceType[] | (number | SpacePositiveSize)[];
export declare const sumTypes: (types: SpaceType | Array<SpaceType>) => any;
export declare const createTypeModifiers: (types: SpaceType) => Array<SpaceType>;
export declare const findType: (num: SpaceNumber) => SpaceType;
export declare const findTypeAll: (num: SpaceNumber) => Array<SpacePositiveSize | SpacePositiveRemValue>;
export declare const findNearestTypes: (num: SpaceNumber, multiply?: boolean) => any[];
export declare const isValidSpaceProp: (propName: string) => boolean;
export declare const removeSpaceProps: <Props extends SpacingProps>(props: Props) => Omit<Props, keyof SpacingProps>;
export declare const isInline: (elementName: string) => boolean;
export {};