import { ISerializationInfoArray } from '@devexpress/analytics-core/analytics-utils-native';
import { IModelSerializer } from '@devexpress/analytics-core/analytics-serializer-native';
import { PdfExportOptions } from '../../common/exportOptions/pdfExportOptions';
import { ISignatureDisplayItem } from '../internal/_previewRequestWrapper';
import { MultiPlatformObservable } from '@devexpress/analytics-core/analytics-serializer-native';
import { PdfExportSignatureOptionsPreview } from './pdfSignatureOptionsPreview';
export declare class PdfExportOptionsPreview extends PdfExportOptions {
    private _signatures;
    getInfo(): ISerializationInfoArray;
    isPropertyVisible(name: string): boolean;
    onPropertyChanged(args: any): void;
    constructor(model: object, serializer: IModelSerializer, _signatures: ISignatureDisplayItem[]);
    signature: MultiPlatformObservable<string>;
    signatureOptions: PdfExportSignatureOptionsPreview;
}