1 /*
2  * Copyright (c) 2022 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 ST_AUDIO_CLIENT_TRACKER_CALLBACK_STUB_H
17 #define ST_AUDIO_CLIENT_TRACKER_CALLBACK_STUB_H
18 
19 #include "audio_stream_manager.h"
20 #include "i_standard_client_tracker.h"
21 
22 namespace OHOS {
23 namespace AudioStandard {
24 class AudioClientTrackerCallbackStub : public IRemoteStub<IStandardClientTracker> {
25 public:
26     AudioClientTrackerCallbackStub();
27     virtual ~AudioClientTrackerCallbackStub();
28     virtual int OnRemoteRequest(uint32_t code, MessageParcel &data,
29             MessageParcel &reply, MessageOption &option) override;
30     void SetClientTrackerCallback(const std::weak_ptr<AudioClientTracker> &callback);
31 
32     void PausedStreamImpl(const StreamSetStateEventInternal &streamSetStateEventInternal) override;
33     void ResumeStreamImpl(const StreamSetStateEventInternal &streamSetStateEventInternal) override;
34 
35     void SetLowPowerVolumeImpl(float volume) override;
36     void GetLowPowerVolumeImpl(float &volume) override;
37     void SetOffloadModeImpl(int32_t state, bool isAppBack) override;
38     void UnsetOffloadModeImpl() override;
39     void GetSingleStreamVolumeImpl(float &volume) override;
40 
41     int OffloadRemoteRequest(uint32_t code, MessageParcel &data,
42         MessageParcel &reply, MessageOption &option);
43 private:
44     std::weak_ptr<AudioClientTracker> callback_;
45 };
46 } // namespace AudioStandard
47 } // namespace OHOS
48 #endif // ST_AUDIO_CLIENT_TRACKER_CALLBACK_STUB_H
49