GyroSensor.h

/*
 * Copyright (C) 2008 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.
 */

#ifndef ANDROID_INEMO_SENSOR_H
#define ANDROID_INEMO_SENSOR_H

#include <stdint.h>
#include <errno.h>
#include <sys/cdefs.h>
#include <sys/types.h>

#include "sensors.h"
#include "SensorBase.h"
#include "InputEventReader.h"

/*****************************************************************************/

struct input_event;

class GyroSensor : public SensorBase {
private:
        int mEnabled;
        int mPendingMask;
        char input_sysfs_path[PATH_MAX];
        int input_sysfs_path_len;
        
        InputEventCircularReader mInputReader;
        
        int gyroEnable(int en);
        
        sensors_event_t mPendingEvent;

public:
        GyroSensor();
        virtual ~GyroSensor();
        virtual int readEvents(sensors_event_t* data, int count);
        virtual int setDelay(int32_t handle, int64_t ns);
        virtual int setEnable(int32_t handle, int enabled);
        void processEvent(int code, int value);

};

/*****************************************************************************/

#endif  // ANDROID_INEMO_SENSOR_H