Android Open Source - BarcodeTest Encoding Handler

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License

The source code is released under:

Copyright (c) 2014, zhongwcool All rights reserved. Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met: * R...

Java Source Code

package com.zxing.encoding;
// ww w . j  a  v a 2  s. c o m
import java.util.Hashtable;

import android.graphics.Bitmap;

import com.google.zxing.BarcodeFormat;
import com.google.zxing.EncodeHintType;
import com.google.zxing.MultiFormatWriter;
import com.google.zxing.WriterException;
import com.google.zxing.common.BitMatrix;
/**
 * @author Ryan Tang
 *
 */
public final class EncodingHandler {
  private static final int BLACK = 0xff000000;
  
  public static Bitmap createQRCode(String str,int widthAndHeight) throws WriterException {
    Hashtable<EncodeHintType, String> hints = new Hashtable<EncodeHintType, String>();  
        hints.put(EncodeHintType.CHARACTER_SET, "utf-8"); 
    BitMatrix matrix = new MultiFormatWriter().encode(str,
        BarcodeFormat.QR_CODE, widthAndHeight, widthAndHeight);
    int width = matrix.getWidth();
    int height = matrix.getHeight();
    int[] pixels = new int[width * height];
    
    for (int y = 0; y < height; y++) {
      for (int x = 0; x < width; x++) {
        if (matrix.get(x, y)) {
          pixels[y * width + x] = BLACK;
        }
      }
    }
    Bitmap bitmap = Bitmap.createBitmap(width, height,
        Bitmap.Config.ARGB_8888);
    bitmap.setPixels(pixels, 0, width, 0, 0, width, height);
    return bitmap;
  }
}

Java Source Code List

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