1 /*
2  * Copyright (C) 2024 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 #pragma once
18 
19 #include <memory>
20 
21 #include "../RefreshRateCalculator/VideoFrameRateCalculator.h"
22 #include "../interface/DisplayContextProvider.h"
23 #include "EventQueue.h"
24 #include "common/DisplayConfigurationOwner.h"
25 #include "display/DisplayContextProviderFactory.h"
26 #include "exynos/ExynosDisplayContextProvider.h"
27 
28 namespace android::hardware::graphics::composer {
29 
30 enum class DisplayContextProviderType {
31     kExynos = 0,
32     // For the subsequent new panel.
33     kTotal,
34 };
35 
36 class DisplayContextProviderFactory {
37 public:
DisplayContextProviderFactory(void * display,DisplayConfigurationsOwner * displayConfigurationsOwner,EventQueue * eventQueue)38     DisplayContextProviderFactory(void* display,
39                                   DisplayConfigurationsOwner* displayConfigurationsOwner,
40                                   EventQueue* eventQueue)
41           : mDisplay(display),
42             mDisplayConfigurationsOwner(displayConfigurationsOwner),
43             mEventQueue(eventQueue) {}
44 
buildDisplayContextProvider(DisplayContextProviderType type,std::shared_ptr<RefreshRateCalculator> videoFrameRateCalculator)45     std::shared_ptr<CommonDisplayContextProvider> buildDisplayContextProvider(
46             DisplayContextProviderType type,
47             std::shared_ptr<RefreshRateCalculator> videoFrameRateCalculator) {
48         RefreshRateCalculatorFactory refreshRateCalculatorFactory;
49         if (type == DisplayContextProviderType::kExynos) {
50             return std::make_shared<
51                     ExynosDisplayContextProvider>(mDisplay, mDisplayConfigurationsOwner,
52                                                   std::move(videoFrameRateCalculator));
53         } else {
54             return nullptr;
55         }
56     }
57 
58     // buildDisplayContextProvider for new HWC display context.
59 
60 private:
61     void* mDisplay;
62     DisplayConfigurationsOwner* mDisplayConfigurationsOwner;
63     EventQueue* mEventQueue;
64 };
65 
66 } // namespace android::hardware::graphics::composer
67