import { SimulationNodeDatum, SimulationLinkDatum } from 'd3-force';
export declare const MISSING_ID = "__missing_id__";
export declare type PathDatumRecord = {
    [key: string]: any;
};
export interface GramNodeDatum extends SimulationNodeDatum {
    id: string;
    labels: string[];
    record: PathDatumRecord;
}
export declare const makeGramNodeDatum: (id?: string | undefined, labels?: string[] | undefined, record?: PathDatumRecord | undefined) => {
    id: string;
    labels: string[];
    record: PathDatumRecord;
};
export declare const isGramNodeDatum: (o: any) => o is GramNodeDatum;
export interface GramLinkDatum extends SimulationLinkDatum<GramNodeDatum> {
    id: string;
    labels?: string[];
    record: PathDatumRecord;
}
export declare const makeGramLinkDatum: (source: string, target: string, id?: string | undefined, labels?: string[] | undefined, record?: PathDatumRecord | undefined) => {
    id: string;
    labels: string[];
    record: PathDatumRecord;
    source: string;
    target: string;
};
export interface GramPathDatum {
    links: GramLinkDatum[];
}
export interface GramGraphData {
    nodes: GramNodeDatum[];
    links: GramLinkDatum[];
    paths: GramPathDatum[];
}