import type { ComponentType, ReactNode } from 'react';
export type HtmdxLayoutProps = {
    children: ReactNode;
    slots: Readonly<Record<string, string | undefined>>;
};
export type HtmdxLayoutSlot = {
    from: string;
};
export type HtmdxLayoutDefinition = {
    name: string;
    slots?: Readonly<Record<string, HtmdxLayoutSlot>>;
    Component: ComponentType<HtmdxLayoutProps>;
};
export declare function resolveLayoutName(name: string): string;
export declare function addLayout(definition: HtmdxLayoutDefinition): void;
export declare function getLayout(name: string): HtmdxLayoutDefinition | undefined;
export declare function listRegisteredLayouts(): string[];
export declare function resolveLayoutSlots(definition: HtmdxLayoutDefinition, meta: Readonly<Record<string, string>>): Readonly<{
    [k: string]: string;
}>;