import PrinterProvider, { PrinterProps } from '../printProvider';
import { Response, Request, CMD, JsonObject } from '../interfaces';
/**const WssUrl = 'wss://localhost:13999'; */
declare class DoudianPrinter extends PrinterProvider {
    readonly providerKey: string;
    private version;
    constructor(props?: PrinterProps);
    handleResponseMessage<T extends Response>(event: MessageEvent<any>): T;
    handleRequestMessage<T extends JsonObject>(jsonData: Request): T;
    protected getRequestHeader(cmd: CMD): {
        cmd: CMD;
        version: string;
    };
}
export default DoudianPrinter;