ThomasSession
7 months ago
committed by
fanchao
parent
a7843af306
commit
fa90b746b2
@ -1,5 +0,0 @@
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package org.thoughtcrime.securesms.qr;
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public interface ScanListener {
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public void onQrDataFound(String data);
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}
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@ -1,125 +0,0 @@
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package org.thoughtcrime.securesms.qr;
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import android.content.res.Configuration;
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import androidx.annotation.NonNull;
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import androidx.annotation.Nullable;
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import com.google.zxing.BinaryBitmap;
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import com.google.zxing.ChecksumException;
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import com.google.zxing.DecodeHintType;
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import com.google.zxing.FormatException;
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import com.google.zxing.NotFoundException;
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import com.google.zxing.PlanarYUVLuminanceSource;
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import com.google.zxing.Result;
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import com.google.zxing.common.HybridBinarizer;
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import com.google.zxing.qrcode.QRCodeReader;
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import org.thoughtcrime.securesms.components.camera.CameraView;
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import org.thoughtcrime.securesms.components.camera.CameraView.PreviewFrame;
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import org.session.libsignal.utilities.Log;
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import org.session.libsession.utilities.Util;
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import java.util.HashMap;
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import java.util.Map;
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import java.util.concurrent.atomic.AtomicReference;
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public class ScanningThread extends Thread implements CameraView.PreviewCallback {
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private static final String TAG = ScanningThread.class.getSimpleName();
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private final QRCodeReader reader = new QRCodeReader();
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private final AtomicReference<ScanListener> scanListener = new AtomicReference<>();
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private final Map<DecodeHintType, String> hints = new HashMap<>();
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private boolean scanning = true;
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private PreviewFrame previewFrame;
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public void setCharacterSet(String characterSet) {
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hints.put(DecodeHintType.CHARACTER_SET, characterSet);
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}
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public void setScanListener(ScanListener scanListener) {
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this.scanListener.set(scanListener);
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}
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@Override
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public void onPreviewFrame(@NonNull PreviewFrame previewFrame) {
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try {
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synchronized (this) {
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this.previewFrame = previewFrame;
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this.notify();
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}
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} catch (RuntimeException e) {
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Log.w(TAG, e);
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}
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}
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@Override
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public void run() {
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while (true) {
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PreviewFrame ourFrame;
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synchronized (this) {
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while (scanning && previewFrame == null) {
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Util.wait(this, 0);
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}
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if (!scanning) return;
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else ourFrame = previewFrame;
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previewFrame = null;
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}
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String data = getScannedData(ourFrame.getData(), ourFrame.getWidth(), ourFrame.getHeight(), ourFrame.getOrientation());
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ScanListener scanListener = this.scanListener.get();
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if (data != null && scanListener != null) {
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scanListener.onQrDataFound(data);
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return;
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}
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}
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}
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public void stopScanning() {
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synchronized (this) {
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scanning = false;
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notify();
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}
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}
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private @Nullable String getScannedData(byte[] data, int width, int height, int orientation) {
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try {
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if (orientation == Configuration.ORIENTATION_PORTRAIT) {
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byte[] rotatedData = new byte[data.length];
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for (int y = 0; y < height; y++) {
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for (int x = 0; x < width; x++) {
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rotatedData[x * height + height - y - 1] = data[x + y * width];
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}
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}
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int tmp = width;
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width = height;
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height = tmp;
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data = rotatedData;
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}
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PlanarYUVLuminanceSource source = new PlanarYUVLuminanceSource(data, width, height,
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0, 0, width, height,
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false);
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BinaryBitmap bitmap = new BinaryBitmap(new HybridBinarizer(source));
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Result result = reader.decode(bitmap, hints);
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if (result != null) return result.getText();
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} catch (NullPointerException | ChecksumException | FormatException | IndexOutOfBoundsException e) {
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Log.w(TAG, e);
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} catch (NotFoundException e) {
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// Thanks ZXing...
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}
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return null;
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}
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}
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@ -1,65 +0,0 @@
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package org.thoughtcrime.securesms.util
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import android.content.res.Configuration
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import android.os.Bundle
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import android.view.LayoutInflater
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import android.view.View
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import android.view.ViewGroup
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import android.widget.LinearLayout
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import androidx.core.view.isVisible
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import androidx.fragment.app.Fragment
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import network.loki.messenger.databinding.FragmentScanQrCodeBinding
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import org.thoughtcrime.securesms.qr.ScanListener
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import org.thoughtcrime.securesms.qr.ScanningThread
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class ScanQRCodeFragment : Fragment() {
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private lateinit var binding: FragmentScanQrCodeBinding
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private val scanningThread = ScanningThread()
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var scanListener: ScanListener? = null
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set(value) { field = value; scanningThread.setScanListener(scanListener) }
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var message: CharSequence = ""
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override fun onCreateView(layoutInflater: LayoutInflater, viewGroup: ViewGroup?, bundle: Bundle?): View {
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binding = FragmentScanQrCodeBinding.inflate(layoutInflater, viewGroup, false)
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return binding.root
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}
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override fun onViewCreated(view: View, bundle: Bundle?) {
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super.onViewCreated(view, bundle)
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when (resources.configuration.orientation) {
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Configuration.ORIENTATION_LANDSCAPE -> binding.overlayView.orientation = LinearLayout.HORIZONTAL
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else -> binding.overlayView.orientation = LinearLayout.VERTICAL
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}
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binding.messageTextView.text = message
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binding.messageTextView.isVisible = message.isNotEmpty()
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}
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override fun onResume() {
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super.onResume()
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binding.cameraView.onResume()
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binding.cameraView.setPreviewCallback(scanningThread)
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try {
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scanningThread.start()
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} catch (exception: Exception) {
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// Do nothing
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}
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scanningThread.setScanListener(scanListener)
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}
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override fun onConfigurationChanged(newConfiguration: Configuration) {
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super.onConfigurationChanged(newConfiguration)
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binding.cameraView.onPause()
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when (newConfiguration.orientation) {
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Configuration.ORIENTATION_LANDSCAPE -> binding.overlayView.orientation = LinearLayout.HORIZONTAL
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else -> binding.overlayView.orientation = LinearLayout.VERTICAL
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}
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binding.cameraView.onResume()
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binding.cameraView.setPreviewCallback(scanningThread)
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}
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override fun onPause() {
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super.onPause()
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this.binding.cameraView.onPause()
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this.scanningThread.stopScanning()
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}
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}
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@ -1,34 +0,0 @@
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package org.thoughtcrime.securesms.util
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import android.os.Bundle
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import android.view.LayoutInflater
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import android.view.View
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import android.view.ViewGroup
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import androidx.fragment.app.Fragment
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import com.squareup.phrase.Phrase
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import network.loki.messenger.R
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import network.loki.messenger.databinding.FragmentScanQrCodePlaceholderBinding
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import org.session.libsession.utilities.StringSubstitutionConstants.APP_NAME_KEY
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class ScanQRCodePlaceholderFragment: Fragment() {
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private lateinit var binding: FragmentScanQrCodePlaceholderBinding
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var delegate: ScanQRCodePlaceholderFragmentDelegate? = null
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override fun onCreateView(layoutInflater: LayoutInflater, viewGroup: ViewGroup?, bundle: Bundle?): View {
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binding = FragmentScanQrCodePlaceholderBinding.inflate(layoutInflater, viewGroup, false)
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return binding.root
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}
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override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
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super.onViewCreated(view, savedInstanceState)
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binding.grantCameraAccessButton.setOnClickListener { delegate?.requestCameraAccess() }
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binding.needCameraPermissionsTV.text = Phrase.from(context, R.string.cameraGrantAccessQr)
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.put(APP_NAME_KEY, getString(R.string.app_name))
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.format()
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}
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}
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interface ScanQRCodePlaceholderFragmentDelegate {
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fun requestCameraAccess()
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}
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@ -1,40 +0,0 @@
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<?xml version="1.0" encoding="utf-8"?>
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<FrameLayout
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xmlns:android="http://schemas.android.com/apk/res/android"
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xmlns:app="http://schemas.android.com/apk/res-auto"
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android:layout_width="match_parent"
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android:layout_height="match_parent">
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<org.thoughtcrime.securesms.components.camera.CameraView
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android:id="@+id/cameraView"
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android:layout_width="match_parent"
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android:layout_height="match_parent"
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app:camera="0" />
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<LinearLayout
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android:id="@+id/overlayView"
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android:layout_width="match_parent"
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android:layout_height="match_parent"
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android:orientation="vertical"
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android:weightSum="3" >
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<org.thoughtcrime.securesms.components.ShapeScrim
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android:layout_weight="2"
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android:layout_width="match_parent"
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android:layout_height="0dp"/>
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<TextView
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android:id="@+id/messageTextView"
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android:layout_width="match_parent"
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android:layout_height="0dp"
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android:layout_weight="1"
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android:padding="@dimen/very_large_spacing"
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android:gravity="center"
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android:text="@string/messageNewDescriptionMobile"
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android:background="?android:windowBackground"
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android:textSize="@dimen/small_font_size"
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android:textColor="?android:textColorTertiary" />
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</LinearLayout>
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</FrameLayout>
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@ -1,36 +0,0 @@
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<?xml version="1.0" encoding="utf-8"?>
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<RelativeLayout
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xmlns:android="http://schemas.android.com/apk/res/android"
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android:layout_width="match_parent"
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android:layout_height="match_parent">
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<LinearLayout
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android:layout_width="wrap_content"
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android:layout_height="wrap_content"
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android:orientation="vertical"
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android:gravity="center_horizontal"
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android:layout_centerInParent="true">
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<TextView
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android:id="@+id/needCameraPermissionsTV"
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android:layout_width="wrap_content"
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android:layout_height="wrap_content"
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android:layout_marginLeft="@dimen/very_large_spacing"
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android:layout_marginRight="@dimen/very_large_spacing"
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android:textSize="@dimen/small_font_size"
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android:textAlignment="center"
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android:text="@string/cameraGrantAccessQr" />
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<Button
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style="@style/Widget.Session.Button.Common.ProminentOutline"
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android:id="@+id/grantCameraAccessButton"
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android:layout_width="wrap_content"
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android:layout_height="@dimen/medium_button_height"
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android:layout_marginTop="@dimen/medium_spacing"
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android:paddingLeft="@dimen/medium_spacing"
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android:paddingRight="@dimen/medium_spacing"
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android:text="@string/cameraGrantAccess" />
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</LinearLayout>
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</RelativeLayout>
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@ -1,6 +0,0 @@
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<?xml version="1.0" encoding="utf-8"?>
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<FrameLayout
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xmlns:android="http://schemas.android.com/apk/res/android"
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android:id="@+id/fragmentContainer"
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android:layout_width="match_parent"
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android:layout_height="match_parent" />
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