import { EventEmitter, ElementRef } from '@angular/core';
import * as i0 from "@angular/core";
export declare class FileUploadZoneComponent {
    fileInput: ElementRef<HTMLInputElement>;
    maxFileSize: number;
    allowedFileTypes: string[];
    maxFiles: number;
    multipleUpload: boolean;
    filesSelected: EventEmitter<File[]>;
    isDragging: boolean;
    onFileSelected(event: Event): void;
    onFileDropped(fileList: FileList): void;
    onDragStateChanged(isDragging: boolean): void;
    formatFileSize(bytes: number): string;
    formatAcceptString(): string;
    formatAcceptedTypes(): string;
    static ɵfac: i0.ɵɵFactoryDeclaration<FileUploadZoneComponent, never>;
    static ɵcmp: i0.ɵɵComponentDeclaration<FileUploadZoneComponent, "file-upload-zone", never, { "maxFileSize": "maxFileSize"; "allowedFileTypes": "allowedFileTypes"; "maxFiles": "maxFiles"; "multipleUpload": "multipleUpload"; }, { "filesSelected": "filesSelected"; }, never, never, false>;
}