export declare const PT_ALIGN_CENTER: any, PT_ALIGN_RIGHT: any, PT_ALIGN_LEFT: any;
export declare function ptConnect(name: string): Promise<string>;
export declare function ptSetPrinter(command: string): Promise<boolean>;
export declare function ptPrintText(text: string): Promise<boolean>;
export declare function ptPrintImage(name: string): Promise<boolean>;
export declare function ptPrintQRCode(text: string, size: number): Promise<boolean>;
export declare function ptGetDevices(): Promise<string[]>;
export declare function ptInit(): any;
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