1 /*
2  * Copyright (C) 2022 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 #include "HidUsageAccumulator.h"
18 
19 namespace android {
20 
process(const RawEvent & rawEvent)21 void HidUsageAccumulator::process(const RawEvent& rawEvent) {
22     if (rawEvent.type == EV_MSC && rawEvent.code == MSC_SCAN) {
23         mCurrentHidUsage = rawEvent.value;
24         return;
25     }
26 
27     if (rawEvent.type == EV_SYN && rawEvent.code == SYN_REPORT) {
28         reset();
29         return;
30     }
31 }
32 
consumeCurrentHidUsage()33 int32_t HidUsageAccumulator::consumeCurrentHidUsage() {
34     const int32_t currentHidUsage = mCurrentHidUsage;
35     reset();
36     return currentHidUsage;
37 }
38 
39 } // namespace android
40