xref: /aosp_15_r20/system/chre/apps/nearby/location/lbs/contexthub/nanoapps/nearby/timer.h (revision 84e339476a462649f82315436d70fd732297a399)
1 /*
2  * Copyright (C) 2024 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 LOCATION_LBS_CONTEXTHUB_NANOAPPS_NEARBY_TIMER_H_
18 #define LOCATION_LBS_CONTEXTHUB_NANOAPPS_NEARBY_TIMER_H_
19 
20 #include <cstdint>
21 
22 #include "chre_api/chre.h"
23 
24 namespace nearby {
25 
26 class Timer {
27  public:
28   // Constructs timer.
Timer(bool is_one_shot)29   explicit Timer(bool is_one_shot) : is_one_shot_(is_one_shot) {}
30 
31   // Sets timer duration in milliseconds.
SetDurationMs(uint32_t duration_ms)32   void SetDurationMs(uint32_t duration_ms) {
33     duration_ms_ = duration_ms;
34   }
35 
36   // Starts timer.
37   bool StartTimer();
38 
39   // Stops timer.
40   bool StopTimer();
41 
42   // Returns timer id.
GetTimerId()43   const uint32_t *GetTimerId() {
44     return &timer_id_;
45   }
46 
47  private:
48   uint32_t timer_id_ = CHRE_TIMER_INVALID;
49   uint32_t duration_ms_ = 0;
50   bool is_one_shot_;
51 };
52 
53 }  // namespace nearby
54 
55 #endif  // LOCATION_LBS_CONTEXTHUB_NANOAPPS_NEARBY_TIMER_H_
56