import { EventEmitter, Renderer2, ElementRef } from "@angular/core";
import { DomSanitizer, SafeUrl } from '@angular/platform-browser';
export interface FileHandle {
    file: File;
    url: SafeUrl;
}
export declare class FileDropDirective {
    private sanitizer;
    private renderer;
    private hostElement;
    dropClass: string;
    dropFiles: EventEmitter<FileHandle[]>;
    background: string;
    constructor(sanitizer: DomSanitizer, renderer: Renderer2, hostElement: ElementRef);
    private showState;
    onDragOver(evt: DragEvent): void;
    onDragLeave(evt: DragEvent): void;
    onDrop(evt: DragEvent): void;
}