import { tNode, iState } from "../types";
declare class State implements iState {
    private state;
    private caller;
    constructor();
    private setState;
    setCaller(caller: string): void;
    addNode(node: tNode): void;
    getNodes(caller?: string): tNode[];
    getNodesByIds(ids: number[]): tNode[];
    getNodeById(id: number): tNode;
    incrementId(): number;
    incrementGroup(): number;
    getId(): number;
    getNodeList(byId: boolean): {
        [key: number]: tNode;
    } | {
        [caller: string]: tNode[];
    };
    reset(): void;
}
export declare class NodesState {
    static instance: State;
    static getInstance(): State;
}
export {};
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