1 /*
2  * Copyright (c) 2020-2021 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 #ifndef OHOS_CAMERA_MANAGER_H
16 #define OHOS_CAMERA_MANAGER_H
17 
18 #include <list>
19 #include <string>
20 
21 #include "camera_ability.h"
22 #include "camera_info.h"
23 #include "camera_device_callback.h"
24 #include "camera_state_callback.h"
25 #include "event_handler.h"
26 
27 namespace OHOS {
28 namespace Media {
29 class CameraManager {
30 public:
31     ~CameraManager() = default;
32 
33     static CameraManager *GetInstance();
GetCameraModeNum()34     virtual uint8_t GetCameraModeNum()
35     {
36         return 0;
37     }
SetCameraMode(uint8_t modeIndex)38     virtual int32_t SetCameraMode(uint8_t modeIndex)
39     {
40         return -1;
41     }
GetCameraIds()42     virtual std::list<std::string> GetCameraIds()
43     {
44         std::list<std::string> emptyList;
45         return emptyList;
46     }
GetCameraAbility(const std::string & cameraId)47     virtual const CameraAbility *GetCameraAbility(const std::string &cameraId)
48     {
49         return nullptr;
50     }
51 
GetCameraInfo(const std::string & cameraId)52     virtual const CameraInfo *GetCameraInfo(const std::string &cameraId)
53     {
54         return nullptr;
55     }
56 
RegisterCameraDeviceCallback(CameraDeviceCallback & callback,EventHandler & handler)57     virtual void RegisterCameraDeviceCallback(CameraDeviceCallback &callback, EventHandler &handler) {}
58 
UnregisterCameraDeviceCallback(CameraDeviceCallback & callback)59     virtual void UnregisterCameraDeviceCallback(CameraDeviceCallback &callback) {}
CreateCamera(const std::string & cameraId,CameraStateCallback & callback,EventHandler & handler)60     virtual void CreateCamera(const std::string &cameraId, CameraStateCallback &callback, EventHandler &handler) {}
61 protected:
CameraManager()62     CameraManager() {}
63 };
64 } // namespace Media
65 } // namespace OHOS
66 
67 #endif // OHOS_CAMERA_MANAGER_H
68