third_party/WebKit/Source/platform/graphics/gpu/AcceleratedImageBufferSurface.h

/*
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#ifndef AcceleratedImageBufferSurface_h
#define AcceleratedImageBufferSurface_h

#include <memory>
#include "platform/graphics/ImageBufferSurface.h"
#include "platform/graphics/paint/PaintCanvas.h"
#include "platform/wtf/WeakPtr.h"
#include "public/platform/WebGraphicsContext3DProvider.h"
#include "third_party/skia/include/core/SkRefCnt.h"
#include "third_party/skia/include/core/SkSurface.h"

namespace blink {

class WebGraphicsContext3DProviderWrapper;

class PLATFORM_EXPORT AcceleratedImageBufferSurface
    : public ImageBufferSurface {
  WTF_MAKE_NONCOPYABLE(AcceleratedImageBufferSurface);
  USING_FAST_MALLOC(AcceleratedImageBufferSurface);

 public:
  AcceleratedImageBufferSurface(const IntSize&,
                                const CanvasColorParams& = CanvasColorParams());
  ~AcceleratedImageBufferSurface() override {}

  PaintCanvas* Canvas() override { return canvas_.get(); }
  bool IsValid() const override;
  bool IsAccelerated() const override { return true; }
  scoped_refptr<StaticBitmapImage> NewImageSnapshot(AccelerationHint,
                                                    SnapshotReason) override;
  GLuint GetBackingTextureHandleForOverwrite() override;
  bool WritePixels(const SkImageInfo& orig_info,
                   const void* pixels,
                   size_t row_bytes,
                   int x,
                   int y) override;

 private:
  WeakPtr<WebGraphicsContext3DProviderWrapper> context_provider_wrapper_;
  sk_sp<SkSurface> surface_;
  std::unique_ptr<PaintCanvas> canvas_;
};

}  // namespace blink

#endif