| 1 | // Copyright 2013 The Flutter Authors. All rights reserved. |
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| 2 | // Use of this source code is governed by a BSD-style license that can be |
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| 3 | // found in the LICENSE file. |
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| 4 | |
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| 5 | #ifndef FLUTTER_LIB_UI_IO_MANAGER_H_ |
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| 6 | #define FLUTTER_LIB_UI_IO_MANAGER_H_ |
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| 7 | |
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| 8 | #include "flutter/flow/skia_gpu_object.h" |
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| 9 | #include "flutter/fml/memory/weak_ptr.h" |
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| 10 | #include "flutter/fml/synchronization/sync_switch.h" |
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| 11 | #include "third_party/skia/include/gpu/GrDirectContext.h" |
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| 12 | |
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| 13 | namespace impeller { |
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| 14 | class Context; |
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| 15 | } // namespace impeller |
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| 16 | |
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| 17 | namespace flutter { |
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| 18 | // Interface for methods that manage access to the resource GrDirectContext and |
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| 19 | // Skia unref queue. Meant to be implemented by the owner of the resource |
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| 20 | // GrDirectContext, i.e. the shell's IOManager. |
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| 21 | class IOManager { |
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| 22 | public: |
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| 23 | virtual ~IOManager() = default; |
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| 24 | |
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| 25 | virtual fml::WeakPtr<IOManager> GetWeakIOManager() const = 0; |
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| 26 | |
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| 27 | virtual fml::WeakPtr<GrDirectContext> GetResourceContext() const = 0; |
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| 28 | |
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| 29 | virtual fml::RefPtr<flutter::SkiaUnrefQueue> GetSkiaUnrefQueue() const = 0; |
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| 30 | |
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| 31 | virtual std::shared_ptr<const fml::SyncSwitch> |
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| 32 | GetIsGpuDisabledSyncSwitch() = 0; |
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| 33 | |
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| 34 | virtual std::shared_ptr<impeller::Context> GetImpellerContext() const; |
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| 35 | }; |
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| 36 | |
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| 37 | } // namespace flutter |
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| 38 | |
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| 39 | #endif // FLUTTER_LIB_UI_IO_MANAGER_H_ |
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| 40 | |
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