import { EventEmitter, Renderer2, SimpleChanges } from '@angular/core';
import * as i0 from "@angular/core";
export interface Attachment {
    fileId: string;
    fileName: string;
    fileUrl: string;
}
export declare class FilePickerFieldsComponent {
    private renderer;
    question: any;
    count: number;
    required: boolean;
    hint: string;
    multiFileUploads: boolean;
    fileTypes: string[];
    fileSize: number;
    fileSizeUnit: string;
    totalFileSize: number;
    initialFileSize: number;
    initialTotalSize: number;
    dragAndDrop: boolean;
    avatarPicker: boolean;
    files: any;
    translations: any;
    selectedLanguage: string;
    displayQuestion: string;
    inPreview: boolean;
    private styleElement;
    answerChange: EventEmitter<any>;
    constructor(renderer: Renderer2);
    ngOnInit(): void;
    ngOnChanges(changes: SimpleChanges): void;
    getQuestion(): void;
    valueAssigned(): void;
    convertToBytes(size: number, unit: string): number;
    ngOnDestroy(): void;
    injectStyle(): void;
    removeStyle(): void;
    static ɵfac: i0.ɵɵFactoryDeclaration<FilePickerFieldsComponent, never>;
    static ɵcmp: i0.ɵɵComponentDeclaration<FilePickerFieldsComponent, "lib-file-picker-fields", never, { "question": { "alias": "question"; "required": false; }; "translations": { "alias": "translations"; "required": false; }; "selectedLanguage": { "alias": "selectedLanguage"; "required": false; }; "inPreview": { "alias": "inPreview"; "required": false; }; }, { "answerChange": "answerChange"; }, never, never, false, never>;
}