Support

Installation

npm i react-native-thermal-receipt-printer-image-qrnpm i react-native-ping

yarn add react-native-thermal-receipt-printer-image-qryarn add react-native-ping

# RN >= 0.60cd ios && pod install# RN < 0.60react-native link react-native-thermal-receipt-printer-image-qr

API Reference

    init:()=>Promise;    getDeviceList:()=>Promise;/**     * `timeout`     *@default 4000ms     */    connectPrinter:(host:string,port:number,timeout?:number|undefined)=>Promise;    closeConn:()=>Promise;/**     * Print text     */    printText:(text:string,opts?:{})=>void;/**     * Print text & end the bill & cut     */    printBill:(text:string,opts?:PrinterOptions)=>void;/**     * print with image url     */    printImage:(imgUrl:string,opts?:PrinterImageOptions)=>void;/**     * Base 64 string     */    printImageBase64:(Base64:string,opts?:PrinterImageOptions)=>void;/**     * Only android print with encoder     */    printRaw:(text:string)=>void;/**     * print column     * 80mm => 46 character     * 58mm => 30 character     */    printColumnsText:(texts:string[],columnWidth:number[],columnAlignment:ColumnAlignment[],columnStyle?:string[],opts?:PrinterOptions)=>void;

Styling

import{COMMANDS,ColumnAlignment,}from"react-native-thermal-receipt-printer-image-qr";

Example

constBOLD_ON=COMMANDS.TEXT_FORMAT.TXT_BOLD_ON;constBOLD_OFF=COMMANDS.TEXT_FORMAT.TXT_BOLD_OFF;letorderList=[["1. Skirt Palas Labuh Muslimah Fashion","x2","500$"],["2. BLOUSE ROPOL VIRAL MUSLIMAH FASHION","x4222","500$"],["3. Women Crew Neck Button Down Ruffle Collar Loose Blouse","x1","30000000000000$",],["4. Retro Buttons Up Full Sleeve Loose","x10","200$"],["5. Retro Buttons Up","x10","200$"],];letcolumnAlignment=[ColumnAlignment.LEFT,ColumnAlignment.CENTER,ColumnAlignment.RIGHT,];letcolumnWidth=[46-(7+12),7,12];constheader=["Product list","Qty","Price"];Printer.printColumnsText(header,columnWidth,columnAlignment,[`${BOLD_ON}`,"","",]);for(letiinorderList){Printer.printColumnsText(orderList[i],columnWidth,columnAlignment,[`${BOLD_OFF}`,"","",]);}Printer.printBill(`${CENTER}Thank you\n`);

Printer.printImage("https://media-cdn.tripadvisor.com/media/photo-m/1280/1b/3a/bd/b5/the-food-bill.jpg",{imageWidth:575,// imageHeight: 1000,// paddingX: 100});

Troubleshoot

duplicate symbols for architecture x86_64

...  use_native_modules!  # Enables Flipper.  #  # Note that if you have use_frameworks! enabled, Flipper will not work and  # you should disable these next few lines.  # add_flipper_pods!  # post_install do |installer|  #   flipper_post_install(installer)  # end...