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package com.pinmi.react.printer.adapter;
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+import android.graphics.Bitmap;
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+import android.graphics.BitmapFactory;
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import android.util.Base64;
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import android.util.Log;
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@@ -12,6 +14,18 @@ import java.net.Socket;
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import java.util.Collections;
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import java.util.List;
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+import java.io.File;
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+import java.io.FileOutputStream;
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+
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+import android.graphics.*;
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+import android.os.Environment;
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+
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+import java.util.ArrayList;
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+import java.util.List;
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+
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+
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+import java.io.UnsupportedEncodingException;
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+
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/**
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* Created by xiesubin on 2017/9/22.
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*/
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@@ -24,6 +38,16 @@ public class NetPrinterAdapter implements PrinterAdapter {
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private Socket mSocket;
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+ public static final byte[] UNICODE_TEXT = new byte[] {0x23, 0x23, 0x23,
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+ 0x23, 0x23, 0x23,0x23, 0x23, 0x23,0x23, 0x23, 0x23,0x23, 0x23, 0x23,
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+ 0x23, 0x23, 0x23,0x23, 0x23, 0x23,0x23, 0x23, 0x23,0x23, 0x23, 0x23,
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+ 0x23, 0x23, 0x23};
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+
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+ private static String hexStr = "0123456789ABCDEF";
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+ private static String[] binaryArray = { "0000", "0001", "0010", "0011",
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+ "0100", "0101", "0110", "0111", "1000", "1001", "1010", "1011",
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+ "1100", "1101", "1110", "1111" };
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+
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private NetPrinterAdapter (){
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}
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@@ -90,6 +114,150 @@ public class NetPrinterAdapter implements PrinterAdapter {
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}
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}
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+ public static byte[] convertBitmapToBytes(Bitmap bmp){
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+ int bmpWidth = bmp.getWidth();
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+ int bmpHeight = bmp.getHeight();
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+
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+ List<String> list = new ArrayList<String>(); //binaryString list
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+ StringBuffer sb;
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+
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+
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+ int bitLen = bmpWidth / 8;
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+ int zeroCount = bmpWidth % 8;
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+
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+ String zeroStr = "";
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+ if (zeroCount > 0) {
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+ bitLen = bmpWidth / 8 + 1;
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+ for (int i = 0; i < (8 - zeroCount); i++) {
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+ zeroStr = zeroStr + "0";
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+ }
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+ }
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+
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+ for (int i = 0; i < bmpHeight; i++) {
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+ sb = new StringBuffer();
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+ for (int j = 0; j < bmpWidth; j++) {
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+ int color = bmp.getPixel(j, i);
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+
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+ int r = (color >> 16) & 0xff;
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+ int g = (color >> 8) & 0xff;
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+ int b = color & 0xff;
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+
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+ // if color close to white,bit='0', else bit='1'
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+ if (r > 160 && g > 160 && b > 160)
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+ sb.append("0");
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+ else
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+ sb.append("1");
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+ }
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+ if (zeroCount > 0) {
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+ sb.append(zeroStr);
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+ }
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+ list.add(sb.toString());
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+ }
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+
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+ List<String> bmpHexList = binaryListToHexStringList(list);
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+ String commandHexString = "1D763000";
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+ String widthHexString = Integer
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+ .toHexString(bmpWidth % 8 == 0 ? bmpWidth / 8
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+ : (bmpWidth / 8 + 1));
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+ if (widthHexString.length() > 2) {
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+ Log.e("decodeBitmap error", " width is too large");
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+ return null;
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+ } else if (widthHexString.length() == 1) {
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+ widthHexString = "0" + widthHexString;
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+ }
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+ widthHexString = widthHexString + "00";
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+
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+ String heightHexString = Integer.toHexString(bmpHeight);
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+ if (heightHexString.length() > 2) {
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+ Log.e("decodeBitmap error", " height is too large");
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+ return null;
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+ } else if (heightHexString.length() == 1) {
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+ heightHexString = "0" + heightHexString;
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+ }
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+ heightHexString = heightHexString + "00";
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+
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+ List<String> commandList = new ArrayList<String>();
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+ commandList.add(commandHexString+widthHexString+heightHexString);
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+ commandList.addAll(bmpHexList);
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+
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+ return hexList2Byte(commandList);
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+ }
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+
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+ public static List<String> binaryListToHexStringList(List<String> list) {
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+ List<String> hexList = new ArrayList<String>();
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+ for (String binaryStr : list) {
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+ StringBuffer sb = new StringBuffer();
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+ for (int i = 0; i < binaryStr.length(); i += 8) {
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+ String str = binaryStr.substring(i, i + 8);
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+
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+ String hexString = myBinaryStrToHexString(str);
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+ sb.append(hexString);
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+ }
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+ hexList.add(sb.toString());
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+ }
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+ return hexList;
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+
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+ }
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+
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+ public static String myBinaryStrToHexString(String binaryStr) {
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+ String hex = "";
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+ String f4 = binaryStr.substring(0, 4);
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+ String b4 = binaryStr.substring(4, 8);
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+ for (int i = 0; i < binaryArray.length; i++) {
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+ if (f4.equals(binaryArray[i]))
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+ hex += hexStr.substring(i, i + 1);
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+ }
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+ for (int i = 0; i < binaryArray.length; i++) {
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+ if (b4.equals(binaryArray[i]))
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+ hex += hexStr.substring(i, i + 1);
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+ }
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+
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+ return hex;
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+ }
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+
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+ public static byte[] hexList2Byte(List<String> list) {
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+ List<byte[]> commandList = new ArrayList<byte[]>();
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+
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+ for (String hexStr : list) {
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+ commandList.add(hexStringToBytes(hexStr));
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+ }
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+ byte[] bytes = sysCopy(commandList);
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+ return bytes;
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+ }
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+
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+ public static byte[] hexStringToBytes(String hexString) {
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+ if (hexString == null || hexString.equals("")) {
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+ return null;
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+ }
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+ hexString = hexString.toUpperCase();
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+ int length = hexString.length() / 2;
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+ char[] hexChars = hexString.toCharArray();
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+ byte[] d = new byte[length];
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+ for (int i = 0; i < length; i++) {
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+ int pos = i * 2;
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+ d[i] = (byte) (charToByte(hexChars[pos]) << 4 | charToByte(hexChars[pos + 1]));
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+ }
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+ return d;
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+ }
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+
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+ public static byte[] sysCopy(List<byte[]> srcArrays) {
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+ int len = 0;
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+ for (byte[] srcArray : srcArrays) {
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+ len += srcArray.length;
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+ }
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+ byte[] destArray = new byte[len];
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+ int destLen = 0;
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+ for (byte[] srcArray : srcArrays) {
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+ System.arraycopy(srcArray, 0, destArray, destLen, srcArray.length);
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+ destLen += srcArray.length;
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+ }
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+ return destArray;
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+ }
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+
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+ private static byte charToByte(char c) {
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+ return (byte) "0123456789ABCDEF".indexOf(c);
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+ }
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+
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@Override
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public void printRawData(String rawBase64Data, Callback errorCallback) {
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if(this.mSocket == null){
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@@ -104,8 +272,18 @@ public class NetPrinterAdapter implements PrinterAdapter {
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public void run() {
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try{
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byte [] bytes = Base64.decode(rawData, Base64.DEFAULT);
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+
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+ Bitmap mBitmap = BitmapFactory.decodeByteArray(bytes, 0, bytes.length);
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+
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OutputStream printerOutputStream = socket.getOutputStream();
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- printerOutputStream.write(bytes, 0, bytes.length);
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+ if (mBitmap != null) {
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+ byte[] data = convertBitmapToBytes(mBitmap);
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+ printerOutputStream.write(new byte[] { 0x1b, 'a', 0x01 });
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+ printerOutputStream.write(data);
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+ }else{
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+ printerOutputStream.write(bytes, 0, bytes.length);
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+ }
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+
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printerOutputStream.flush();
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}catch (IOException e){
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Log.e(LOG_TAG, "failed to print data" + rawData);
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