import { Manifest } from '@prose-reader/shared';
import { ReaderSettingsManager } from '../../settings/ReaderSettingsManager';
export declare class ResourceHandler {
    protected item: Manifest["items"][number];
    protected settings: ReaderSettingsManager;
    constructor(item: Manifest["items"][number], settings: ReaderSettingsManager);
    getResource(): Promise<URL | Response | {
        custom: true;
        data: unknown;
    }>;
    fetchResource(): Promise<Response | {
        custom: true;
        data: unknown;
    }>;
}