aboutsummaryrefslogtreecommitdiff
path: root/sensors/bst/hal/LightSensor.h
blob: 9b8b3ba32085fb0b691dc665650c74c34a305791 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
/*
 * 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_LIGHT_SENSOR_H
#define ANDROID_LIGHT_SENSOR_H

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

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

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

struct input_event;

class LightSensor : public SensorBase {
	int mEnabled;
	InputEventCircularReader mInputReader;
	sensors_event_t mPendingEvent;
	#if __HAL_VER__ >= __SENSORS_DEVICE_API_VERSION_1_1__	
	uint32_t mPendingFlushFinishEvent;
	#endif
	bool mHasPendingEvent;
	char input_sysfs_path[PATH_MAX];
	int input_sysfs_path_len;
	int sensor_index;

	int setInitialState();

public:
	LightSensor();
	LightSensor(char *name);
	virtual ~LightSensor();
	virtual int readEvents(sensors_event_t* data, int count);
	virtual bool hasPendingEvents() const;
	virtual int setDelay(int32_t handle, int64_t ns);
	virtual int enable(int32_t handle, int enabled);
	virtual float convertEvent(int value);

#if __HAL_VER__ >= __SENSORS_DEVICE_API_VERSION_1_1__
	virtual int batch(int handle, int flags, int64_t period_ns, int64_t timeout);
	virtual int flush(int handle);
#endif
};

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

#endif  // ANDROID_LIGHT_SENSOR_H