import { LayoutConfig, LayoutNode, Link } from '../mind-map-types';
import { DataTree, DataNode } from '../../../types/data-structures';
/**
 * Calculates radial layout for the tree
 * @param data - Tree data (root node or DataTree)
 * @param config - Layout configuration
 * @returns Array of nodes with x,y coordinates
 */
export declare function calculateLayout(data: DataTree | DataNode, config: LayoutConfig): {
    nodes: LayoutNode[];
    links: Link[];
};
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