import type { WebRequest } from "./webRequest";
/**
 * Class used to define a retry strategy when error happens while loading assets
 */
export declare class RetryStrategy {
    /**
     * Function used to defines an exponential back off strategy
     * @param maxRetries defines the maximum number of retries (3 by default)
     * @param baseInterval defines the interval between retries
     * @returns the strategy function to use
     */
    static ExponentialBackoff(maxRetries?: number, baseInterval?: number): (url: string, request: WebRequest, retryIndex: number) => number;
}