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      1 /*
      2  * Copyright (C) 2017 The Android Open Source Project
      3  *
      4  * Licensed under the Apache License, Version 2.0 (the "License");
      5  * you may not use this file except in compliance with the License.
      6  * You may obtain a copy of the License at
      7  *
      8  *      http://www.apache.org/licenses/LICENSE-2.0
      9  *
     10  * Unless required by applicable law or agreed to in writing, software
     11  * distributed under the License is distributed on an "AS IS" BASIS,
     12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     13  * See the License for the specific language governing permissions and
     14  * limitations under the License.
     15  */
     16 
     17 #ifndef ANDROID_FRAMEWORKS_SENSORSERVICE_V1_0_EVENTQUEUE_H
     18 #define ANDROID_FRAMEWORKS_SENSORSERVICE_V1_0_EVENTQUEUE_H
     19 
     20 #include "SensorManager.h"
     21 
     22 #include <android/frameworks/sensorservice/1.0/IEventQueue.h>
     23 #include <android/frameworks/sensorservice/1.0/IEventQueueCallback.h>
     24 #include <hidl/MQDescriptor.h>
     25 #include <hidl/Status.h>
     26 #include <sensor/SensorManager.h>
     27 
     28 namespace android {
     29 namespace frameworks {
     30 namespace sensorservice {
     31 namespace V1_0 {
     32 namespace implementation {
     33 
     34 using ::android::frameworks::sensorservice::V1_0::IEventQueue;
     35 using ::android::frameworks::sensorservice::V1_0::IEventQueueCallback;
     36 using ::android::frameworks::sensorservice::V1_0::Result;
     37 using ::android::hardware::Return;
     38 using ::android::sp;
     39 
     40 struct EventQueue final : public IEventQueue {
     41     EventQueue(
     42         sp<IEventQueueCallback> callback,
     43         sp<::android::Looper> looper,
     44         sp<::android::SensorEventQueue> internalQueue);
     45     void onLastStrongRef(const void *) override;
     46 
     47     // Methods from ::android::frameworks::sensorservice::V1_0::IEventQueue follow.
     48     Return<Result> enableSensor(int32_t sensorHandle, int32_t samplingPeriodUs, int64_t maxBatchReportLatencyUs) override;
     49     Return<Result> disableSensor(int32_t sensorHandle) override;
     50 
     51 private:
     52     friend class EventQueueLooperCallback;
     53     sp<::android::Looper> mLooper;
     54     sp<::android::SensorEventQueue> mInternalQueue;
     55 };
     56 
     57 }  // namespace implementation
     58 }  // namespace V1_0
     59 }  // namespace sensorservice
     60 }  // namespace frameworks
     61 }  // namespace android
     62 
     63 #endif  // ANDROID_FRAMEWORKS_SENSORSERVICE_V1_0_EVENTQUEUE_H
     64