import { SurveyType } from './type/survey.type';
import { SurveyInterface } from './survey.interface';
import { Question } from '../question';
import { SetOptions } from '@schoolbelle/common/object-change-tracker';
import { QuestionDataInterface } from '../question/base/questionData.interface';
import { SurveyDataInterface } from './base/surveyData.interface';
export declare class Survey extends SurveyType implements SurveyInterface {
    private clipboard;
    private subscriptions;
    constructor(survey_id?: string, type?: string);
    getQuestions(conditions: any): Question[];
    addQuestion(qData?: Partial<QuestionDataInterface>, setOptions?: SetOptions): Question;
    addSubQuestion(parentQuestion: Question): Question;
    deleteQuestions(conditions: any, setOptions?: SetOptions): void;
    copyQuestion(question: Question, empty?: boolean): Question[];
    pasteQuestions(pos?: number): Question[];
    load(origin?: Partial<SurveyDataInterface>, options?: SetOptions): void;
    private refreshQuestions;
}