1 /*
2  * Copyright (C) 2023 The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 #ifndef SRC_TRACE_PROCESSOR_IMPORTERS_PROTO_WINSCOPE_SHELL_TRANSITIONS_TRACKER_H_
18 #define SRC_TRACE_PROCESSOR_IMPORTERS_PROTO_WINSCOPE_SHELL_TRANSITIONS_TRACKER_H_
19 
20 #include "perfetto/trace_processor/basic_types.h"
21 #include "src/trace_processor/storage/trace_storage.h"
22 #include "src/trace_processor/types/trace_processor_context.h"
23 #include "src/trace_processor/util/winscope_proto_mapping.h"
24 
25 namespace perfetto {
26 namespace trace_processor {
27 
28 // Tracks information in the transition table.
29 class ShellTransitionsTracker : public Destructible {
30  public:
31   explicit ShellTransitionsTracker(TraceProcessorContext*);
32   virtual ~ShellTransitionsTracker() override;
33 
GetOrCreate(TraceProcessorContext * context)34   static ShellTransitionsTracker* GetOrCreate(TraceProcessorContext* context) {
35     if (!context->shell_transitions_tracker) {
36       context->shell_transitions_tracker.reset(
37           new ShellTransitionsTracker(context));
38     }
39     return static_cast<ShellTransitionsTracker*>(
40         context->shell_transitions_tracker.get());
41   }
42 
43   tables::WindowManagerShellTransitionsTable::Id InternTransition(
44       int32_t transition_id);
45 
46  private:
47   TraceProcessorContext* context_;
48   std::unordered_map<int32_t, tables::WindowManagerShellTransitionsTable::Id>
49       transition_id_to_row_mapping_;
50 };
51 
52 }  // namespace trace_processor
53 }  // namespace perfetto
54 
55 #endif  // SRC_TRACE_PROCESSOR_IMPORTERS_PROTO_WINSCOPE_SHELL_TRANSITIONS_TRACKER_H_
56