/**
 * A collection of network-related functions
 */
/**
 * Defines an interface for objects that hold a net request result.
 */
export interface INetLoadResult<A> {
    /**
     * A reference to original [[XMLHttpRequest]].
     */
    xhr: XMLHttpRequest;
    /**
     * Request response body.
     */
    response?: string;
    /**
     * Response as a `Blob`, when `responseType` is `"blob"`. `response` then
     * holds its text.
     */
    blob?: Blob;
    /**
     * Response `Content-Type`.
     */
    type: string | null;
    /**
     * Was there an error?
     */
    error: boolean;
    /**
     * The `target` passed to `load()`.
     */
    target?: A;
}
/**
 * Options for `load()`.
 */
export interface INetRequestOptions {
    /**
     * Custom request headers to be added to HTTP(S) request.
     */
    requestHeaders?: {
        key: string;
        value: string;
    }[];
    /**
     * Specify expected response type.
     *
     * @see {@link https://developer.mozilla.org/en-US/docs/Web/API/XMLHttpRequest/responseType} for more info
     */
    responseType?: XMLHttpRequestResponseType;
    /**
     * Sends credentials, such as cookies, with cross-origin requests.
     *
     * @default false
     * @see {@link https://developer.mozilla.org/en-US/docs/Web/API/XMLHttpRequest/withCredentials} for more info
     */
    withCredentials?: boolean;
}
/**
 * Loads a file from `url` and returns a `Promise` of the result. The promise
 * is rejected, with `error: true` in the result, if the request fails or its
 * status is not 200.
 *
 * ```TypeScript
 * // Using await
 * let response = await am5.net.load( "http://www.my.com/data.json" );
 * console.log( response.response );
 *
 * // Using then()
 * am5.net.load( "http://www.my.com/data.json" ).then( ( response ) => {
 *   console.log( response.response );
 * } );
 * ```
 * ```JavaScript
 * // Using then()
 * am5.net.load( "http://www.my.com/data.json" ).then( function( response ) {
 *   console.log( response.response );
 * } );
 * ```
 *
 * @async
 * @see {@link https://www.amcharts.com/docs/v5/concepts/data/net-load-utility/} for more info
 * @param url      URL for the file to load
 * @param target   Any object, passed back as `target` in the result
 * @param options  Request options
 * @return Result (Promise)
 */
export declare function load<A>(url: string, target?: A, options?: INetRequestOptions): Promise<INetLoadResult<A>>;
/**
 * Returns textual representation of a Blob object.
 *
 * @param   blob  Target blob
 * @return        Text promise
 */
export declare function readBlob(blob: Blob): Promise<string>;
//# sourceMappingURL=Net.d.ts.map