Files
packages_apps_Settings/src/com/android/settings/connecteddevice/audiosharing/AudioStreamsQrCodeFragment.java
chelseahao e8b3081f17 [Audiosharing] Display broadcast QR code.
Bug: 308368124
Test: Manual
Change-Id: I19ec1d15ab26e178b4bb1d9ea1d84dcce0dcc109
2023-11-13 15:54:53 +08:00

98 lines
3.5 KiB
Java

/*
* Copyright (C) 2023 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.android.settings.connecteddevice.audiosharing;
import android.bluetooth.BluetoothLeBroadcastMetadata;
import android.graphics.Bitmap;
import android.os.Bundle;
import android.util.Log;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.ImageView;
import com.android.settings.R;
import com.android.settings.bluetooth.Utils;
import com.android.settings.core.InstrumentedFragment;
import com.android.settingslib.bluetooth.BluetoothLeBroadcastMetadataExt;
import com.android.settingslib.bluetooth.LocalBluetoothLeBroadcast;
import com.android.settingslib.qrcode.QrCodeGenerator;
import com.google.zxing.WriterException;
import java.util.Optional;
public class AudioStreamsQrCodeFragment extends InstrumentedFragment {
private static final String TAG = "AudioStreamsQrCodeFragment";
@Override
public int getMetricsCategory() {
// TODO(chelseahao): update metrics id
return 0;
}
@Override
public final View onCreateView(
LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
View view = inflater.inflate(R.xml.bluetooth_audio_streams_qr_code, container, false);
getQrCodeBitmap().ifPresent(
bm -> ((ImageView) view.requireViewById(R.id.qrcode_view)).setImageBitmap(bm));
return view;
}
private Optional<Bitmap> getQrCodeBitmap() {
String broadcastMetadata = getBroadcastMetadataQrCode();
if (broadcastMetadata.isEmpty()) {
Log.d(TAG, "onCreateView: broadcastMetadata is empty!");
return Optional.empty();
}
try {
int qrcodeSize = getContext().getResources().getDimensionPixelSize(R.dimen.qrcode_size);
Bitmap bitmap = QrCodeGenerator.encodeQrCode(broadcastMetadata, qrcodeSize);
return Optional.of(bitmap);
} catch (WriterException e) {
Log.d(TAG, "onCreateView: broadcastMetadata "
+ broadcastMetadata
+ " qrCode generation exception "
+ e);
}
return Optional.empty();
}
private String getBroadcastMetadataQrCode() {
LocalBluetoothLeBroadcast localBluetoothLeBroadcast =
Utils.getLocalBtManager(getActivity())
.getProfileManager()
.getLeAudioBroadcastProfile();
if (localBluetoothLeBroadcast == null) {
Log.d(TAG, "getBroadcastMetadataQrCode: localBluetoothLeBroadcast is null!");
return "";
}
BluetoothLeBroadcastMetadata metadata =
localBluetoothLeBroadcast.getLatestBluetoothLeBroadcastMetadata();
if (metadata == null) {
Log.d(TAG, "getBroadcastMetadataQrCode: metadata is null!");
return "";
}
return BluetoothLeBroadcastMetadataExt.INSTANCE.toQrCodeString(metadata);
}
}