1 /*
2  * Copyright (c) 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 
16 #ifndef OHOS_DCAMERA_SOURCE_OPENED_STATE_H
17 #define OHOS_DCAMERA_SOURCE_OPENED_STATE_H
18 
19 #include <map>
20 #include "dcamera_source_state.h"
21 
22 namespace OHOS {
23 namespace DistributedHardware {
24 class DCameraSourceOpenedState : public DCameraSourceState {
25 public:
26     explicit DCameraSourceOpenedState(std::shared_ptr<DCameraSourceStateMachine>& stateMachine);
~DCameraSourceOpenedState()27     ~DCameraSourceOpenedState() override {}
28 
29     int32_t Execute(std::shared_ptr<DCameraSourceDev>& camDev, DCAMERA_EVENT eventType,
30         DCameraSourceEvent& event) override;
31     DCameraStateType GetStateType() override;
32 
33 private:
34     int32_t DoRegisterTask(std::shared_ptr<DCameraSourceDev>& camDev, DCameraSourceEvent& event);
35     int32_t DoUnregisterTask(std::shared_ptr<DCameraSourceDev>& camDev, DCameraSourceEvent& event);
36     int32_t DoConfigStreamsTask(std::shared_ptr<DCameraSourceDev>& camDev, DCameraSourceEvent& event);
37     int32_t DoReleaseStreamsTask(std::shared_ptr<DCameraSourceDev>& camDev, DCameraSourceEvent& event);
38     int32_t DoUpdateSettingsTask(std::shared_ptr<DCameraSourceDev>& camDev, DCameraSourceEvent& event);
39     int32_t DoOpenTask(std::shared_ptr<DCameraSourceDev>& camDev, DCameraSourceEvent& event);
40     int32_t DoCloseTask(std::shared_ptr<DCameraSourceDev>& camDev, DCameraSourceEvent& event);
41     int32_t DoEventNofityTask(std::shared_ptr<DCameraSourceDev>& camDev, DCameraSourceEvent& event);
42 
43     using DCameraFunc = int32_t (DCameraSourceOpenedState::*)(std::shared_ptr<DCameraSourceDev>& camDev,
44         DCameraSourceEvent& event);
45 
46 private:
47     std::weak_ptr<DCameraSourceStateMachine> stateMachine_;
48     std::map<uint32_t, DCameraFunc> memberFuncMap_;
49 };
50 } // namespace DistributedHardware
51 } // namespace OHOS
52 #endif // OHOS_DCAMERA_SOURCE_OPENED_STATE_H
53