import { ACadVersion } from '../../../ACadVersion.js';
import { DwgSectionDescriptor } from './DwgSectionDescriptor.js';
export declare abstract class DwgFileHeader {
    readonly acadVersion: ACadVersion;
    previewAddress: number;
    acadMaintenanceVersion: number;
    drawingCodePage: number;
    constructor(version?: ACadVersion);
    static registerFactory(factory: (version: ACadVersion) => DwgFileHeader | null): void;
    static createFileHeader(version: ACadVersion): DwgFileHeader | null;
    abstract addSection(name: string): void;
    abstract getDescriptor(name: string): DwgSectionDescriptor;
}
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