Jason Macnak | 2920f94 | 2022-10-12 13:02:57 -0700 | [diff] [blame] | 1 | // Copyright (C) 2022 The Android Open Source Project |
| 2 | // |
| 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 | #pragma once |
| 16 | |
Hailin Zhang | 919bbb8 | 2022-12-08 16:30:59 -0800 | [diff] [blame] | 17 | #include <stdint.h> |
| 18 | |
Yahan Zhou | d13d7c8 | 2023-05-15 15:56:55 -0700 | [diff] [blame] | 19 | #include "aemu/base/synchronization/Lock.h" |
| 20 | |
Jason Macnak | 2920f94 | 2022-10-12 13:02:57 -0700 | [diff] [blame] | 21 | namespace gfxstream { |
| 22 | |
| 23 | class DisplaySurface; |
| 24 | class DisplaySurfaceUser; |
| 25 | |
| 26 | class DisplaySurfaceUser { |
| 27 | public: |
| 28 | virtual ~DisplaySurfaceUser(); |
| 29 | |
| 30 | public: |
| 31 | void bindToSurface(DisplaySurface* surface); |
| 32 | |
| 33 | void unbindFromSurface(); |
| 34 | |
| 35 | protected: |
| 36 | virtual void bindToSurfaceImpl(DisplaySurface* surface) = 0; |
| 37 | |
Hailin Zhang | 919bbb8 | 2022-12-08 16:30:59 -0800 | [diff] [blame] | 38 | virtual void surfaceUpdated(DisplaySurface* surface) = 0; |
| 39 | |
Jason Macnak | 2920f94 | 2022-10-12 13:02:57 -0700 | [diff] [blame] | 40 | virtual void unbindFromSurfaceImpl() = 0; |
| 41 | |
| 42 | const DisplaySurface* getBoundSurface() const { return mBoundSurface; } |
| 43 | |
Yahan Zhou | d13d7c8 | 2023-05-15 15:56:55 -0700 | [diff] [blame] | 44 | protected: |
| 45 | android::base::Lock mMutex; |
| 46 | |
| 47 | private: |
Jason Macnak | 2920f94 | 2022-10-12 13:02:57 -0700 | [diff] [blame] | 48 | friend class DisplaySurface; |
| 49 | DisplaySurface* mBoundSurface = nullptr; |
| 50 | }; |
| 51 | |
| 52 | } // namespace gfxstream |