143 lines
4.1 KiB
Java
143 lines
4.1 KiB
Java
/*
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* Copyright (C) 2020 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package android.hardware.input;
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import android.annotation.NonNull;
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import android.annotation.Nullable;
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import android.os.Binder;
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import android.os.CombinedVibration;
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import android.os.NullVibrator;
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import android.os.VibrationAttributes;
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import android.os.Vibrator;
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import android.os.VibratorManager;
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import android.util.SparseArray;
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import android.view.InputDevice;
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import com.android.internal.annotations.GuardedBy;
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/**
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* Vibrator manager implementation that communicates with the input device vibrators.
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*
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* @hide
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*/
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public class InputDeviceVibratorManager extends VibratorManager
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implements InputManager.InputDeviceListener {
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private static final String TAG = "InputDeviceVibratorManager";
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private static final boolean DEBUG = false;
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private final Binder mToken;
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private final InputManagerGlobal mGlobal;
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// The input device Id.
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private final int mDeviceId;
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// Vibrator map from Vibrator Id to Vibrator
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@GuardedBy("mVibrators")
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private final SparseArray<Vibrator> mVibrators = new SparseArray<>();
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public InputDeviceVibratorManager(int deviceId) {
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mGlobal = InputManagerGlobal.getInstance();
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mDeviceId = deviceId;
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mToken = new Binder();
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initializeVibrators();
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}
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private void initializeVibrators() {
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synchronized (mVibrators) {
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mVibrators.clear();
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InputDevice inputDevice = InputDevice.getDevice(mDeviceId);
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final int[] vibratorIds =
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mGlobal.getVibratorIds(mDeviceId);
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for (int i = 0; i < vibratorIds.length; i++) {
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mVibrators.put(vibratorIds[i],
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new InputDeviceVibrator(mDeviceId, vibratorIds[i]));
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}
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}
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}
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@Override
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public void onInputDeviceAdded(int deviceId) {
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}
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@Override
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public void onInputDeviceRemoved(int deviceId) {
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synchronized (mVibrators) {
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if (deviceId == mDeviceId) {
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mVibrators.clear();
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}
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}
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}
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@Override
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public void onInputDeviceChanged(int deviceId) {
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if (deviceId == mDeviceId) {
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initializeVibrators();
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}
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}
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@NonNull
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@Override
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public int[] getVibratorIds() {
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synchronized (mVibrators) {
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int[] vibratorIds = new int[mVibrators.size()];
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for (int idx = 0; idx < mVibrators.size(); idx++) {
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vibratorIds[idx] = mVibrators.keyAt(idx);
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}
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return vibratorIds;
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}
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}
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@NonNull
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@Override
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public Vibrator getVibrator(int vibratorId) {
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synchronized (mVibrators) {
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if (mVibrators.contains(vibratorId)) {
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return mVibrators.get(vibratorId);
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}
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}
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return NullVibrator.getInstance();
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}
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@NonNull
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@Override
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public Vibrator getDefaultVibrator() {
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// Returns vibrator ID 0
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synchronized (mVibrators) {
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if (mVibrators.size() > 0) {
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return mVibrators.valueAt(0);
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}
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}
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return NullVibrator.getInstance();
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}
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@Override
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public void vibrate(int uid, String opPkg, @NonNull CombinedVibration effect,
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String reason, @Nullable VibrationAttributes attributes) {
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mGlobal.vibrate(mDeviceId, effect, mToken);
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}
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@Override
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public void cancel() {
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mGlobal.cancelVibrate(mDeviceId, mToken);
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}
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@Override
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public void cancel(int usageFilter) {
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cancel();
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}
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}
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