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// Copyright 2013 The Flutter 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 FLUTTER_SHELL_GPU_GPU_SURFACE_SOFTWARE_H_
#define FLUTTER_SHELL_GPU_GPU_SURFACE_SOFTWARE_H_
#include "flutter/flow/surface.h"
#include "flutter/fml/macros.h"
#include "flutter/fml/memory/weak_ptr.h"
#include "flutter/shell/gpu/gpu_surface_software_delegate.h"
namespace flutter {
class GPUSurfaceSoftware : public Surface {
public:
GPUSurfaceSoftware(GPUSurfaceSoftwareDelegate* delegate,
bool render_to_surface);
~GPUSurfaceSoftware() override;
// |Surface|
bool IsValid() override;
// |Surface|
std::unique_ptr<SurfaceFrame> AcquireFrame(const SkISize& size) override;
// |Surface|
SkMatrix GetRootTransformation() const override;
// |Surface|
GrDirectContext* GetContext() override;
private:
GPUSurfaceSoftwareDelegate* delegate_;
// TODO(38466): Refactor GPU surface APIs take into account the fact that an
// external view embedder may want to render to the root surface. This is a
// hack to make avoid allocating resources for the root surface when an
// external view embedder is present.
const bool render_to_surface_;
fml::TaskRunnerAffineWeakPtrFactory<GPUSurfaceSoftware> weak_factory_;
FML_DISALLOW_COPY_AND_ASSIGN(GPUSurfaceSoftware);
};
} // namespace flutter
#endif // FLUTTER_SHELL_GPU_GPU_SURFACE_SOFTWARE_H_