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Code Issues Projects Releases Wiki Activity

Remove base32 TODOs - base64 is just as good.

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This commit is contained in:
akwizgran
2016-09-27 13:31:07 +01:00
parent eb6189150f
commit b278c7d9cb
2 changed files with 27 additions and 24 deletions
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20
briar-android/src/org/briarproject/android/util/QrCodeUtils.java
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@@ -2,16 +2,20 @@ package org.briarproject.android.util;
import android.content.Context;
import android.graphics.Bitmap;
import android.graphics.Color;
import android.util.DisplayMetrics;
import com.google.zxing.BarcodeFormat;
import com.google.zxing.WriterException;
import com.google.zxing.common.BitMatrix;
import com.google.zxing.qrcode.QRCodeWriter;
import org.jetbrains.annotations.Nullable;
import java.util.logging.Logger;
import static android.graphics.Bitmap.Config.ARGB_8888;
import static android.graphics.Color.BLACK;
import static android.graphics.Color.WHITE;
import static com.google.zxing.BarcodeFormat.QR_CODE;
import static java.util.logging.Level.WARNING;
public class QrCodeUtils {
@@ -19,6 +23,7 @@ public class QrCodeUtils {
private static final Logger LOG =
Logger.getLogger(QrCodeUtils.class.getName());
@Nullable
public static Bitmap createQrCode(Context context, String input) {
// Get narrowest screen dimension
DisplayMetrics dm = context.getResources().getDisplayMetrics();
@@ -26,24 +31,21 @@ public class QrCodeUtils {
try {
// Generate QR code
final BitMatrix encoded = new QRCodeWriter().encode(
input, BarcodeFormat.QR_CODE, smallestDimen, smallestDimen);
input, QR_CODE, smallestDimen, smallestDimen);
// Convert QR code to Bitmap
int width = encoded.getWidth();
int height = encoded.getHeight();
int[] pixels = new int[width * height];
for (int x = 0; x < width; x++) {
for (int y = 0; y < height; y++) {
pixels[y * width + x] =
encoded.get(x, y) ? Color.BLACK : Color.WHITE;
pixels[y * width + x] = encoded.get(x, y) ? BLACK : WHITE;
}
}
Bitmap qr = Bitmap.createBitmap(width, height,
Bitmap.Config.ARGB_8888);
Bitmap qr = Bitmap.createBitmap(width, height, ARGB_8888);
qr.setPixels(pixels, 0, width, 0, 0, width, height);
return qr;
} catch (WriterException e) {
if (LOG.isLoggable(WARNING))
LOG.log(WARNING, e.toString(), e);
if (LOG.isLoggable(WARNING)) LOG.log(WARNING, e.toString(), e);
return null;
}
}