84 lines
2.3 KiB
C++
84 lines
2.3 KiB
C++
/*
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* Copyright (C) 2017 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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#ifndef A_SENSOR_EVENT_QUEUE_H_
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#define A_SENSOR_EVENT_QUEUE_H_
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#include <android/frameworks/sensorservice/1.0/IEventQueue.h>
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#include <android/frameworks/sensorservice/1.0/IEventQueueCallback.h>
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#include <android/looper.h>
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#include <android/sensor.h>
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#include <android-base/macros.h>
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#include <sensors/convert.h>
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#include <utils/Mutex.h>
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#include <atomic>
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struct ALooper;
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struct ASensorEventQueue
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: public android::frameworks::sensorservice::V1_0::IEventQueueCallback {
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using Event = android::hardware::sensors::V1_0::Event;
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using IEventQueue = android::frameworks::sensorservice::V1_0::IEventQueue;
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ASensorEventQueue(
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ALooper *looper,
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ALooper_callbackFunc callback,
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void *data);
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android::hardware::Return<void> onEvent(const Event &event) override;
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void setImpl(const android::sp<IEventQueue> &queueImpl);
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int registerSensor(
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ASensorRef sensor,
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int32_t samplingPeriodUs,
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int64_t maxBatchReportLatencyUs);
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int enableSensor(ASensorRef sensor);
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int disableSensor(ASensorRef sensor);
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int setEventRate(ASensorRef sensor, int32_t samplingPeriodUs);
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int requestAdditionalInfoEvents(bool enable);
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ssize_t getEvents(ASensorEvent *events, size_t count);
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int hasEvents() const;
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void dispatchCallback();
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void invalidate();
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private:
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ALooper *mLooper;
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ALooper_callbackFunc mCallback;
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void *mData;
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android::sp<IEventQueue> mQueueImpl;
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android::Mutex mLock;
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std::vector<sensors_event_t> mQueue;
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std::atomic_bool mRequestAdditionalInfo;
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android::Mutex mValidLock;
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bool mValid;
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DISALLOW_COPY_AND_ASSIGN(ASensorEventQueue);
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};
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#endif // A_SENSOR_EVENT_QUEUE_H_
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