| // Copyright 2018 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef COMPONENTS_VIZ_CLIENT_SHARED_BITMAP_REPORTER_H_ |
| #define COMPONENTS_VIZ_CLIENT_SHARED_BITMAP_REPORTER_H_ |
| |
| #include "components/viz/client/viz_client_export.h" |
| #include "components/viz/common/resources/shared_bitmap.h" |
| #include "mojo/public/cpp/system/buffer.h" |
| |
| namespace viz { |
| |
| // An interface that can be used for code without a direct connection to the viz |
| // display compositor, as an intermediary in order to notify the display |
| // compositor about SharedMemory allocated for shared bitmaps. The |
| // implementation of this interface would be responsible to passing the |
| // notifications on to the display compositor via the CompositorFrameSink. |
| class VIZ_CLIENT_EXPORT SharedBitmapReporter { |
| public: |
| // Associates a SharedBitmapId with a shared buffer handle. |
| virtual void DidAllocateSharedBitmap(mojo::ScopedSharedBufferHandle buffer, |
| const SharedBitmapId& id) = 0; |
| |
| // Disassociates a SharedBitmapId previously passed to |
| // DidAllocateSharedBitmap. |
| virtual void DidDeleteSharedBitmap(const SharedBitmapId& id) = 0; |
| |
| protected: |
| virtual ~SharedBitmapReporter(); |
| }; |
| |
| } // namespace viz |
| |
| #endif // COMPONENTS_VIZ_CLIENT_SHARED_BITMAP_REPORTER_H_ |