1 /*
2  * Copyright (C) 2011 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_KIONIX_SENSOR_H
18 #define ANDROID_KIONIX_SENSOR_H
19 
20 #include <stdint.h>
21 #include <errno.h>
22 #include <sys/cdefs.h>
23 #include <sys/types.h>
24 
25 #include "sensors.h"
26 #include "SensorBase.h"
27 #include "InputEventReader.h"
28 
29 /*****************************************************************************/
30 
31 struct input_event;
32 
33 class KionixSensor : public SensorBase {
34     int mEnabled;
35 	int64_t mDelay;
36     InputEventCircularReader mInputReader;
37     sensors_event_t mPendingEvent;
38     bool mHasPendingEvent;
39     char input_sysfs_path[PATH_MAX];
40     int input_sysfs_path_len;
41 
42     int setInitialState();
43 
44 public:
45             KionixSensor();
46     virtual ~KionixSensor();
47     virtual int readEvents(sensors_event_t* data, int count);
48     virtual bool hasPendingEvents() const;
49     virtual int setDelay(int32_t handle, int64_t ns);
50     virtual int setEnable(int32_t handle, int enabled);
51     virtual int64_t getDelay(int32_t handle);
52     virtual int getEnable(int32_t handle);
53 };
54 
55 /*****************************************************************************/
56 
57 #endif  // ANDROID_KIONIX_SENSOR_H
58