AccelSensor.h

/*
 * Copyright (C) 2011 Freescale Semiconductor Inc.
 * 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_FSL_ACCEL_SENSOR_H
#define ANDROID_FSL_ACCEL_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"

/*****************************************************************************/
#define TRUE "true"
#define FALSE "false"
#define GSENSOR_NAME "gsensor_name"
#define GSENSOR_DIRECTX "gsensor_direct_x"
#define GSENSOR_DIRECTY "gsensor_direct_y"
#define GSENSOR_DIRECTZ "gsensor_direct_z"
#define GSENSOR_XY "gsensor_xy_revert"
#define GSENSOR_CONFIG_PATH    "/system/usr/gsensor.cfg"
#define LINE_LENGTH  (128)
struct input_event;

class AccelSensor : public SensorBase {
public:
    AccelSensor();
    virtual ~AccelSensor();
    virtual int setDelay(int32_t handle, int64_t ns);
    virtual int setEnable(int32_t handle, int enabled);
    virtual int getEnable(int32_t handle);
    virtual int readEvents(sensors_event_t* data, int count);
    void processEvent(int code, int value);
    void getAccData(sensors_event_t* data) { 
                *data = mAccData; 
        }

private:
	int is_sensor_enabled();
	int enable_sensor();
	int disable_sensor();
	int set_delay(int64_t ns);
	int update_delay();
	int readDisable();
	int writeEnable(int isEnable);
	int writeDelay(int64_t ns);
	int mUser;
	int mEnabled;
	int mPendingMask;
	float convert;
        float direct_x;
        float direct_y;
        float direct_z;
        int direct_xy;
	InputEventCircularReader mInputReader;
	sensors_event_t mPendingEvent;
	sensors_event_t mAccData;
	int64_t mDelay;
	char* get_cfg_value(char *buf);
        int gsensor_cfg();
        
};

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

#endif  // ANDROID_FSL_ACCEL_SENSOR_H