1 /*
2  * Copyright (C) 2010 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_GUI_ISENSOR_EVENT_CONNECTION_H
18 #define ANDROID_GUI_ISENSOR_EVENT_CONNECTION_H
19 
20 #include <stdint.h>
21 #include <sys/types.h>
22 
23 #include <utils/Errors.h>
24 #include <utils/RefBase.h>
25 
26 #include <binder/IInterface.h>
27 
28 namespace android {
29 // ----------------------------------------------------------------------------
30 
31 class BitTube;
32 
33 class ISensorEventConnection : public IInterface
34 {
35 public:
36     DECLARE_META_INTERFACE(SensorEventConnection);
37 
38     virtual sp<BitTube> getSensorChannel() const = 0;
39     virtual status_t enableDisable(int handle, bool enabled, nsecs_t samplingPeriodNs,
40                                    nsecs_t maxBatchReportLatencyNs, int reservedFlags) = 0;
41     virtual status_t setEventRate(int handle, nsecs_t ns) = 0;
42     virtual status_t flush() = 0;
43 };
44 
45 // ----------------------------------------------------------------------------
46 
47 class BnSensorEventConnection : public BnInterface<ISensorEventConnection>
48 {
49 public:
50     virtual status_t    onTransact( uint32_t code,
51                                     const Parcel& data,
52                                     Parcel* reply,
53                                     uint32_t flags = 0);
54 };
55 
56 // ----------------------------------------------------------------------------
57 }; // namespace android
58 
59 #endif // ANDROID_GUI_ISENSOR_EVENT_CONNECTION_H
60