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 #ifndef RENDER_SERVICE_BASE_CORE_PIPELINE_RS_VSYNC_CLIENT_H
16 #define RENDER_SERVICE_BASE_CORE_PIPELINE_RS_VSYNC_CLIENT_H
17 
18 #include <functional>
19 #include <memory>
20 
21 namespace OHOS {
22 namespace Rosen {
23 class RSVsyncClient {
24 public:
25     using VsyncCallback = std::function<void(int64_t, int64_t)>;
26 
27     static std::unique_ptr<RSVsyncClient> Create();
~RSVsyncClient()28     virtual ~RSVsyncClient() {};
29 
30     virtual void RequestNextVsync() = 0;
31     virtual void SetVsyncCallback(VsyncCallback callback) = 0;
32 };
33 } // namespace Rosen
34 } // namespace OHOS
35 
36 #endif // RENDER_SERVICE_BASE_CORE_PIPELINE_RS_VSYNC_CLIENT_H