import { PN } from '../../math/geometry/parallelogramNode';
export declare class HierarchyCalculator {
    initialNodes: Array<PN>;
    groupSplitThreshold: number;
    static Calculate(nodes: Array<PN>, groupSplitThresholdPar?: number): PN;
    constructor(nodes: Array<PN>, groupSplitThresholdPar: number);
    Calculate(): PN;
    Calc(nodes: Array<PN>): PN;
}