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 OHOS_WINDOW_FRAME_TRACE_H
17 #define OHOS_WINDOW_FRAME_TRACE_H
18 
19 #include <string>
20 namespace FRAME_TRACE {
21 
22 struct TraceHandle;
23 
24 class WindowFrameTrace {
25 public:
26     WindowFrameTrace() = default;
27     virtual ~WindowFrameTrace() = default;
VsyncStartFrameTrace()28     virtual void VsyncStartFrameTrace() {}
VsyncStopFrameTrace()29     virtual void VsyncStopFrameTrace() {}
30 };
31 
32 class WindowFrameTraceImpl : public WindowFrameTrace {
33 public:
34     WindowFrameTraceImpl() = default;
35     ~WindowFrameTraceImpl() override = default;
36     static WindowFrameTraceImpl* GetInstance();
37 #ifdef FRAME_TRACE_ENABLE
38     void VsyncStartFrameTrace() override;
39     void VsyncStopFrameTrace() override;
40 
41 private:
42     struct TraceHandle* handleUI_ = nullptr;
43     std::string intervalName_ = "ui";
44 
45     bool AccessFrameTrace();
46 #endif
47 };
48 } // namespace FRAME_TRACE
49 #endif // OHOS_WINDOW_FRAME_TRACE_H
50