1 /*
2  * Copyright (c) 2023 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 INPUT_EMIT_EVENT_EMIT_EVENT_MANAGER_H
17 #define INPUT_EMIT_EVENT_EMIT_EVENT_MANAGER_H
18 #include <inttypes.h>
19 
20 #include "v1_0/hid_ddk_types.h"
21 #include "virtual_device_inject.h"
22 
23 namespace OHOS {
24 namespace ExternalDeviceManager {
25 using namespace OHOS::HDI::Input::Ddk::V1_0;
26 class EmitEventManager final {
27 public:
28     static EmitEventManager& GetInstance();
29 
30     int32_t CreateDevice(const Hid_Device &hidDevice, const Hid_EventProperties &hidEventProperties);
31     int32_t EmitEvent(uint32_t deviceId, const std::vector<Hid_EmitItem> &items);
32     int32_t DestroyDevice(uint32_t deviceId);
33     int32_t GetCurDeviceId(void);
34     void ClearDeviceMap(void);
35 
36 private:
37     EmitEventManager() = default;
38     ~EmitEventManager() = default;
39     EmitEventManager(const EmitEventManager&) = delete;
40     EmitEventManager &operator=(const EmitEventManager &) = delete;
41     EmitEventManager(EmitEventManager &&) = delete;
42     EmitEventManager &operator=(EmitEventManager &&) = delete;
43 
44     std::map<uint32_t, std::unique_ptr<VirtualDeviceInject>> virtualDeviceMap_;
45     std::mutex mutex_;
46     uint32_t lastDeviceId_ = 0;
47 };
48 } // namespace ExternalDeviceManager
49 } // namespace OHOS
50 #endif // INPUT_EMIT_EVENT_EMIT_EVENT_MANAGER_H