import { LinkVerticalStep } from "@visx/shape";
import { TreeNode } from "./Interface";
export declare function collectExpandedNodeIds(node: TreeNode, expandedIds?: Set<number | string>): Set<number | string>;
export declare function getLinkComponent(linkType: string): typeof LinkVerticalStep;
export declare function getLevelStyle(levelStyles: Record<string, any>, depth: number): any;
export declare function extractLevelStyles(styleConfig: Record<string, any>): Record<string, any>;
export declare function mergeChildren(node: TreeNode, targetId: number | string, children: TreeNode[]): TreeNode;
export declare function countVisibleLeaves(node: TreeNode, expandedIds: Set<number | string>): number;
export declare function computeDynamicHeight(node: TreeNode, expandedIds: Set<number | string>, nodeHeight: number, nodeHeights?: Record<number | string, number>, levelGap?: number): number;