| /* |
| * Copyright (C) 2021 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.systemui.util.sensors; |
| |
| import android.util.Log; |
| |
| import com.android.systemui.dagger.qualifiers.Main; |
| import com.android.systemui.statusbar.policy.DevicePostureController; |
| import com.android.systemui.util.concurrency.DelayableExecutor; |
| import com.android.systemui.util.concurrency.Execution; |
| |
| import java.util.HashSet; |
| |
| import javax.inject.Inject; |
| |
| /** |
| * Proximity sensor that changes proximity sensor usage based on the current posture. |
| * Posture -> prox sensor mapping can be found in SystemUI config overlays at: |
| * - proximity_sensor_posture_mapping |
| * - proximity_sensor_secondary_posture_mapping. |
| * where the array indices correspond to the following postures: |
| * [UNKNOWN, CLOSED, HALF_OPENED, OPENED] |
| */ |
| class PostureDependentProximitySensor extends ProximitySensorImpl { |
| private final ThresholdSensor[] mPostureToPrimaryProxSensorMap; |
| private final ThresholdSensor[] mPostureToSecondaryProxSensorMap; |
| |
| private final HashSet<Listener> mListenersRegisteredWhenProxUnavailable = new HashSet<>(); |
| private final DevicePostureController mDevicePostureController; |
| |
| @Inject |
| PostureDependentProximitySensor( |
| @PrimaryProxSensor ThresholdSensor[] postureToPrimaryProxSensorMap, |
| @SecondaryProxSensor ThresholdSensor[] postureToSecondaryProxSensorMap, |
| @Main DelayableExecutor delayableExecutor, |
| Execution execution, |
| DevicePostureController devicePostureController |
| ) { |
| super( |
| postureToPrimaryProxSensorMap[0], |
| postureToSecondaryProxSensorMap[0], |
| delayableExecutor, |
| execution |
| ); |
| mPostureToPrimaryProxSensorMap = postureToPrimaryProxSensorMap; |
| mPostureToSecondaryProxSensorMap = postureToSecondaryProxSensorMap; |
| mDevicePostureController = devicePostureController; |
| |
| mDevicePosture = mDevicePostureController.getDevicePosture(); |
| mDevicePostureController.addCallback(mDevicePostureCallback); |
| |
| chooseSensors(); |
| } |
| |
| @Override |
| public void destroy() { |
| super.destroy(); |
| mDevicePostureController.removeCallback(mDevicePostureCallback); |
| } |
| |
| @Override |
| public void register(ThresholdSensor.Listener listener) { |
| if (!isLoaded()) { |
| logDebug("No prox sensor when registering listener=" + listener); |
| mListenersRegisteredWhenProxUnavailable.add(listener); |
| } |
| |
| super.register(listener); |
| } |
| |
| @Override |
| public void unregister(ThresholdSensor.Listener listener) { |
| if (mListenersRegisteredWhenProxUnavailable.remove(listener)) { |
| logDebug("Removing listener from mListenersRegisteredWhenProxUnavailable " |
| + listener); |
| } |
| super.unregister(listener); |
| } |
| |
| private void chooseSensors() { |
| if (mDevicePosture >= mPostureToPrimaryProxSensorMap.length |
| || mDevicePosture >= mPostureToSecondaryProxSensorMap.length) { |
| Log.e("PostureDependProxSensor", |
| "unsupported devicePosture=" + mDevicePosture); |
| return; |
| } |
| |
| ThresholdSensor newPrimaryProx = mPostureToPrimaryProxSensorMap[mDevicePosture]; |
| ThresholdSensor newSecondaryProx = mPostureToSecondaryProxSensorMap[mDevicePosture]; |
| |
| if (newPrimaryProx != mPrimaryThresholdSensor |
| || newSecondaryProx != mSecondaryThresholdSensor) { |
| logDebug("Register new proximity sensors newPosture=" |
| + DevicePostureController.devicePostureToString(mDevicePosture)); |
| unregisterInternal(); |
| |
| if (mPrimaryThresholdSensor != null) { |
| mPrimaryThresholdSensor.unregister(mPrimaryEventListener); |
| } |
| if (mSecondaryThresholdSensor != null) { |
| mSecondaryThresholdSensor.unregister(mSecondaryEventListener); |
| } |
| |
| mPrimaryThresholdSensor = newPrimaryProx; |
| mSecondaryThresholdSensor = newSecondaryProx; |
| |
| mInitializedListeners = false; |
| registerInternal(); |
| |
| final Listener[] listenersToReregister = |
| mListenersRegisteredWhenProxUnavailable.toArray(new Listener[0]); |
| mListenersRegisteredWhenProxUnavailable.clear(); |
| for (Listener listener : listenersToReregister) { |
| logDebug("Re-register listener " + listener); |
| register(listener); |
| } |
| } |
| } |
| |
| private final DevicePostureController.Callback mDevicePostureCallback = |
| posture -> { |
| if (mDevicePosture == posture) { |
| return; |
| } |
| |
| mDevicePosture = posture; |
| chooseSensors(); |
| }; |
| |
| @Override |
| public String toString() { |
| return String.format("{posture=%s, proximitySensor=%s}", |
| DevicePostureController.devicePostureToString(mDevicePosture), super.toString()); |
| } |
| } |