/*!
 * Copyright (c) Microsoft Corporation.
 * Licensed under the MIT License.
 */
export interface IForceDirectHelperOptions {
    nodeIds: Uint32Array;
    nodePositionsX: Float64Array;
    nodePositionsY: Float64Array;
    nodePositionsZ: Float64Array;
    nodeWeights?: Float64Array;
    nodeSizes?: Float64Array;
    nodeSizeScaling?: number;
    edgeIds: Uint32Array;
    edgeFromIds: Uint32Array;
    edgeToIds: Uint32Array;
    edgeWeights?: Float64Array;
    gravity?: number;
    attraction?: number;
    repulsion?: number;
    interval?: number;
    maxDistance?: number;
    iterationsPerLayout?: number;
    edgeWeightPower?: number;
    theta?: number;
    lockX?: boolean;
    lockY?: boolean;
    lockZ?: boolean;
}
export declare class ForceDirectHelper {
    layoutCallback: () => void;
    set gravity(value: number);
    get gravity(): number;
    set attraction(value: number);
    get attraction(): number;
    set repulsion(value: number);
    get repulsion(): number;
    set interval(value: number);
    get interval(): number;
    set maxDistance(value: number);
    get maxDistance(): number;
    set iterationsPerLayout(value: number);
    get iterationsPerLayout(): number;
    set edgeWeightPower(value: number);
    get edgeWeightPower(): number;
    set theta(value: number);
    get theta(): number;
    get iterations(): number;
    get totalRepulsion(): number;
    get nodePositionsX(): Float64Array;
    get nodePositionsY(): Float64Array;
    get nodePositionsZ(): Float64Array;
    private _lockX;
    private _lockY;
    private _lockZ;
    get lockX(): boolean;
    set lockX(value: boolean);
    get lockY(): boolean;
    set lockY(value: boolean);
    get lockZ(): boolean;
    set lockZ(value: boolean);
    private _minBoundsX;
    private _minBoundsY;
    private _minBoundsZ;
    private _maxBoundsX;
    private _maxBoundsY;
    private _maxBoundsZ;
    private _forcesX;
    private _forcesY;
    private _forcesZ;
    private _totalIterations;
    private _totalRepulsion;
    private _theta;
    private _forceX;
    private _forceY;
    private _forceZ;
    private _repulsion;
    private _attraction;
    private _gravity;
    private _interval;
    private _maxDistance;
    private _iteractionsPerLayout;
    private _nodeIds;
    private _nodePositionsX;
    private _nodePositionsY;
    private _nodePositionsZ;
    private _nodeWeights;
    private _edgeIds;
    private _edgeFromIds;
    private _edgeToIds;
    private _edgeWeights;
    private _edgeWeightPower;
    constructor(options: IForceDirectHelperOptions);
    layout(): void;
    private calculateRepulsion;
}