1/*
2 * Copyright (C) 2008 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_AKM_SENSOR_H
18#define ANDROID_AKM_SENSOR_H
19
20#include <stdint.h>
21#include <errno.h>
22#include <sys/cdefs.h>
23#include <sys/types.h>
24
25
26#include "sensors.h"
27#include "SensorBase.h"
28#include "InputEventReader.h"
29
30/*****************************************************************************/
31
32struct input_event;
33
34class AkmSensor : public SensorBase {
35public:
36            AkmSensor();
37    virtual ~AkmSensor();
38
39    enum {
40		Accelerometer = 0,
41        MagneticField,
42        Orientation,
43        numSensors
44    };
45
46    virtual int readEvents(sensors_event_t* data, int count);
47    virtual int setDelay(int32_t handle, int64_t ns);
48    virtual int setEnable(int32_t handle, int enabled);
49    virtual int64_t getDelay(int32_t handle);
50    virtual int getEnable(int32_t handle);
51	int setAccel(sensors_event_t* data);
52
53private:
54    int mEnabled[numSensors];
55	int64_t mDelay[numSensors];
56    uint32_t mPendingMask;
57    InputEventCircularReader mInputReader;
58    sensors_event_t mPendingEvents[numSensors];
59	char input_sysfs_path[PATH_MAX];
60	int input_sysfs_path_len;
61
62	int handle2id(int32_t handle);
63    void processEvent(int code, int value);
64};
65
66/*****************************************************************************/
67
68#endif  // ANDROID_AKM_SENSOR_H
69