import { IQuestion, QuestionHtmlModel } from 'survey-core';
import { SurveyPDF } from '../survey';
import { IPoint, DocController } from '../doc_controller';
import { FlatQuestion } from './flat_question';
import { IPdfBrick } from '../pdf_render/pdf_brick';
export type IHTMLRenderType = 'auto' | 'standard' | 'image';
export declare class FlatHTML extends FlatQuestion {
    protected survey: SurveyPDF;
    protected question: QuestionHtmlModel;
    constructor(survey: SurveyPDF, question: IQuestion, controller: DocController);
    private chooseRender;
    private static correctHtmlRules;
    protected correctHtml(html: string): string;
    generateFlatsContent(point: IPoint): Promise<IPdfBrick[]>;
}