65 lines
1.7 KiB
C
65 lines
1.7 KiB
C
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/*
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* Copyright (C) 2008 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 ANDROID_AKM_SENSOR_H
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#define ANDROID_AKM_SENSOR_H
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#include <stdint.h>
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#include <errno.h>
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#include <sys/cdefs.h>
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#include <sys/types.h>
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#include "sensors.h"
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#include "SensorBase.h"
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#include "InputEventReader.h"
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/*****************************************************************************/
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struct input_event;
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class AkmSensor : public SensorBase {
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public:
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AkmSensor();
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virtual ~AkmSensor();
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enum {
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Accelerometer = 0,
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MagneticField = 1,
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Orientation = 2,
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numSensors
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};
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virtual int setDelay(int32_t handle, int64_t ns);
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virtual int enable(int32_t handle, int enabled);
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virtual int readEvents(sensors_event_t* data, int count);
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void processEvent(int code, int value);
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private:
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int loadAKMLibrary();
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int update_delay();
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void *mLibAKM;
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uint32_t mEnabled;
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uint32_t mPendingMask;
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InputEventCircularReader mInputReader;
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sensors_event_t mPendingEvents[numSensors];
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uint64_t mDelays[numSensors];
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};
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/*****************************************************************************/
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#endif // ANDROID_AKM_SENSOR_H
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