• Home
  • Line#
  • Scopes#
  • Navigate#
  • Raw
  • Download
1 /*
2  * Copyright (c) 2025 Huawei Device Co., Ltd.
3  * Licensed under the Apache License, Version 2.0 (the "License");
4  * you may not use this file except in compliance with the License.
5  * You may obtain a copy of the License at
6  *
7  * http://www.apache.org/licenses/LICENSE-2.0
8  *
9  * Unless required by applicable law or agreed to in writing, software
10  * distributed under the License is distributed on an "AS IS" BASIS,
11  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12  * See the License for the specific language governing permissions and
13  * limitations under the License.
14  */
15 
16 #ifndef EVENT_REPLAYER_H
17 #define EVENT_REPLAYER_H
18 
19 #include <map>
20 #include <memory>
21 #include <string>
22 #include <unordered_map>
23 
24 #include "input_device.h"
25 
26 namespace OHOS {
27 namespace MMI {
28 class EventReplayer {
29 public:
30     EventReplayer(const std::string& inputPath, const std::map<uint16_t, uint16_t>& deviceMapping = {});
31     bool Replay();
32 
33     static bool ParseInputLine(const std::string& line, uint32_t& deviceId, struct input_event& evt);
34 
35 private:
36     bool SeekToDevicesSection(std::ifstream& inputFile);
37     bool SeekToEventsSection(std::ifstream& inputFile);
38     bool ProcessDeviceLines(std::ifstream& inputFile,
39         std::map<uint32_t, std::unique_ptr<InputDevice>>& outputDevices, uint32_t deviceCount);
40     bool InitializeOutputDevices(std::ifstream& inputFile,
41         std::map<uint32_t, std::unique_ptr<InputDevice>>& outputDevices);
42     bool ReplayEvents(std::ifstream& inputFile,
43         const std::map<uint32_t, std::unique_ptr<InputDevice>>& outputDevices);
44     void ApplyEventDelay(const struct input_event& currentEvent);
45 
46     std::string inputPath_;
47     std::unordered_map<uint32_t, std::vector<input_event>> deviceEventBuffers_;
48     std::map<uint16_t, std::string> deviceMapping_;
49     std::map<std::string, std::string> hashToDevicePath_;
50     long lastSec_{0};
51     long lastUsec_{0};
52     bool firstEvent_{true};
53 };
54 } // namespace MMI
55 } // namespace OHOS
56 #endif // EVENT_REPLAYER_H