import { TerraBaseStorageService } from '../terra-base-storage.interface';
export declare type UploadCallback = (response: string, status: number, headers: {
    [key: string]: string;
}) => void;
export declare class TerraUploadItem {
    file: File;
    private path;
    private uploadService;
    static DONE: TerraUploadItem;
    xhr: XMLHttpRequest;
    uploaded: boolean;
    get filename(): string;
    get pathname(): string;
    private _beforeUploadList;
    private _onSuccessList;
    private _onCancelList;
    private _onErrorList;
    private _onProgressList;
    constructor(file: File, path: string, uploadService: TerraBaseStorageService);
    beforeUpload(callback: (file: File) => void): TerraUploadItem;
    onSuccess(callback: UploadCallback): TerraUploadItem;
    onError(callback: UploadCallback): TerraUploadItem;
    onCancel(callback: UploadCallback): TerraUploadItem;
    onProgress(callback: (progress: number) => void): TerraUploadItem;
    cancelUpload(): void;
    emit(event: string, ...args: Array<any>): void;
}