import * as React from 'react';
import type Reconciler from '../../react-reconciler/index.js';
import { type AppliedConfiguration, type RenderProps } from "./configuration.js";
import { type TrackedPromise } from "./promise.js";
import { type RootStore } from "./store.js";
interface OffscreenCanvas extends EventTarget {
}
export interface Root {
    fiber: Reconciler.FiberRoot;
    store: RootStore;
    state: RootStateMachine;
    /** Settles once all accepted configuration has been applied */
    ready: TrackedPromise<unknown>;
    configuration: AppliedConfiguration;
    /** Whether R3F built `gl` (from defaults, props or a factory) and so disposes it on unmount */
    ownsRenderer: boolean;
}
export declare const _roots: Map<HTMLCanvasElement | OffscreenCanvas, Root>;
export type RootStateMachine = {
    status: 'open';
} | {
    status: 'closing';
    token: symbol;
} | {
    status: 'disposed';
};
export interface ReconcilerRoot<TCanvas extends HTMLCanvasElement | OffscreenCanvas> {
    ready: TrackedPromise<unknown>;
    configure: (config?: RenderProps<TCanvas>) => TrackedPromise<ReconcilerRoot<TCanvas>>;
    render: (element: React.ReactNode) => RootStore;
    unmount: () => void;
}
export declare function createRoot<TCanvas extends HTMLCanvasElement | OffscreenCanvas>(canvas: TCanvas): ReconcilerRoot<TCanvas>;
export declare function unmountComponentAtNode<TCanvas extends HTMLCanvasElement | OffscreenCanvas>(canvas: TCanvas, callback?: (canvas: TCanvas) => void): void;
export {};