import type { LayoutOptions } from 'elkjs/lib/elk-api.js';
import { DefaultLayoutConfigurator } from 'sprotty-elk/lib/elk-layout.js';
import type { SGraph, SNode, SModelIndex, SEdge } from 'sprotty-protocol';
/**
 * ELK layout configurator for DomainLang context map diagrams.
 *
 * Uses the `layered` algorithm with **DOWN** direction (top-to-bottom) so
 * upstream contexts appear above downstream contexts, matching the conventional
 * DDD Context Map layout direction.
 */
export declare class ContextMapLayoutConfigurator extends DefaultLayoutConfigurator {
    protected graphOptions(_graph: SGraph, _index: SModelIndex): LayoutOptions;
    protected nodeOptions(_node: SNode, _index: SModelIndex): LayoutOptions;
    protected edgeOptions(_edge: SEdge, _index: SModelIndex): LayoutOptions;
}