import { IPrintOptions } from './interface/iPrintOptions';
export declare class BluetoothEscposPrinter {
    /**
     * 初始化打印机
     */
    static printerInit(): Promise<any>;
    /**
     * printer the buffer data and feed (feed lines).
     */
    static printAndFeed(feed: number): Promise<any>;
    /**
     * 设置打印机左边距
     * @param sp
     */
    static printerLeftSpace(sp: number): Promise<any>;
    /**
     * 设置行间距
     * @param sp
     */
    static printerLineSpace(sp: number): Promise<any>;
    /**
     * 设置文本的下线
     * @param sp 0-关,1-开,2-deeper
     */
    static printerUnderLine(sp?: 'OFF' | 'ON' | 'DEEPER'): Promise<any>;
    /**
     * 设置打印机对齐方式
     * @param align
     */
    static printerAlign(align?: 'LEFT' | 'CENTER' | 'RIGHT'): Promise<void>;
    /**
     * 打印文字
     * @param text
     * @param options
     */
    static printText(text: string, options?: IPrintOptions): Promise<any>;
    /**
     * 按列打印文本
     * @param columnWidths 各列宽度
     * @param columnAligns 各列对齐方式
     * @param columnTexts 各列内容
     * @param options
     */
    static printColumn(columnWidths: number[], columnAligns: ('LEFT' | 'CENTER' | 'RIGHT')[], columnTexts: string[], options?: IPrintOptions): Promise<any>;
    /**
     * 设置打印机宽度
     * @param width
     */
    static setWidth(width: number): Promise<any>;
    /**
     * 打印图片
     * @param base64encodeStr
     * @param options
     */
    static printPic(base64encodeStr: string, options: {
        width: number;
        left: number;
    }): Promise<any>;
    /**
     * prints the selft test.
     */
    static setfTest(): Promise<any>;
    /**
     * 设置线的旋转。
     */
    static rotate(state?: 'ON' | 'OFF'): Promise<any>;
    /**
     * 设置行的斑点
     */
    static setBlob(weight: number): Promise<any>;
    /**
     * 打印二维码
     * @param content
     * @param size
     * @param correctionLevel
     */
    static printQRCode(content: string, size: number, correctionLevel?: 'M' | 'L' | 'H' | 'Q'): Promise<any>;
    /**
     * 打印条形码
     * @param content
     * @param nType
     * @param nWidth
     * @param nHeight
     * @param nHriFontType
     * @param nHriFontPosition
     */
    static printBarCode(content: string, nType: 'UPC_A' | 'UPC_E' | 'JAN13' | 'JAN8' | 'CODE39' | 'ITF' | 'CODABAR' | 'CODE93' | 'CODE128', nWidth: number, nHeight: number, nHriFontType: number, nHriFontPosition: number): Promise<any>;
}