import React, { MutableRefObject } from "react";
import { InfiniteCanvasNode, InfiniteCanvasPath, InfiniteCanvasPosition } from "../types";
export interface CanvasWindow {
    x?: number;
    y?: number;
    width?: number;
    height?: number;
    zoom?: number;
}
export interface Engine {
    nodeRefs: MutableRefObject<{
        [key: string]: any;
    }>;
    nodes: InfiniteCanvasNode[];
    paths: InfiniteCanvasPath[];
    offset: InfiniteCanvasPosition;
    zoom: number;
    grid?: any[][];
    widthScale?: number;
    heightScale?: number;
    generatePath: (start: InfiniteCanvasPosition, end: InfiniteCanvasPosition) => {
        x: number;
        y: number;
    }[];
    setZoom: React.Dispatch<React.SetStateAction<number>>;
    setOffset: React.Dispatch<React.SetStateAction<InfiniteCanvasPosition>>;
    setNodes: React.Dispatch<React.SetStateAction<InfiniteCanvasNode[]>>;
    setPaths: React.Dispatch<React.SetStateAction<InfiniteCanvasPath[]>>;
    nodeBounds: {
        width: number;
        height: number;
        x: number;
        y: number;
    } | null;
    canvasBounds: {
        width: number;
        height: number;
    } | null;
}
export interface EngineOptions {
    windowRef: MutableRefObject<any>;
    initialWindow: CanvasWindow;
    scalingFactor: number;
}
export declare const useEngine: (options: EngineOptions) => [Engine];