import { ACadVersion } from '../../ACadVersion.js';
import { NotificationEventHandler, NotificationType } from '../NotificationEventHandler.js';
import { IDwgStreamReader } from './DwgStreamReaders/IDwgStreamReader.js';
export declare abstract class DwgSectionIO {
    onNotification: NotificationEventHandler | null;
    abstract get sectionName(): string;
    protected r13_14Only: boolean;
    protected r13_15Only: boolean;
    protected r2000Plus: boolean;
    protected r2004Pre: boolean;
    protected r2007Pre: boolean;
    protected r2004Plus: boolean;
    protected r2007Plus: boolean;
    protected r2010Plus: boolean;
    protected r2013Plus: boolean;
    protected r2018Plus: boolean;
    protected readonly _version: ACadVersion;
    constructor(version: ACadVersion);
    static checkSentinel(actual: Uint8Array, expected: Uint8Array): boolean;
    protected checkSentinel(sreader: IDwgStreamReader, expected: Uint8Array): void;
    protected notify(message: string, type: NotificationType, ex?: Error | null): void;
}
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