text: // 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_LIB_UI_PAINTING_IMAGE_H_
  #define FLUTTER_LIB_UI_PAINTING_IMAGE_H_
  
  #include "flutter/flow/skia_gpu_object.h"
  #include "flutter/lib/ui/dart_wrapper.h"
  #include "flutter/lib/ui/ui_dart_state.h"
  #include "third_party/skia/include/core/SkImage.h"
  
  namespace tonic {
  class DartLibraryNatives;
  }  // namespace tonic
  
  namespace flutter {
  
  class CanvasImage final : public RefCountedDartWrappable<CanvasImage> {
    DEFINE_WRAPPERTYPEINFO();
    FML_FRIEND_MAKE_REF_COUNTED(CanvasImage);
  
   public:
    ~CanvasImage() override;
    static fml::RefPtr<CanvasImage> Create() {
      return fml::MakeRefCounted<CanvasImage>();
    }
  
    int width() { return image_.skia_object()->width(); }
  
    int height() { return image_.skia_object()->height(); }
  
    Dart_Handle toByteData(int format, Dart_Handle callback);
  
    void dispose();
  
    sk_sp<SkImage> image() const { return image_.skia_object(); }
    void set_image(flutter::SkiaGPUObject<SkImage> image) {
      image_ = std::move(image);
    }
  
    size_t GetAllocationSize() const override;
  
    static void RegisterNatives(tonic::DartLibraryNatives* natives);
  
   private:
    CanvasImage();
  
    flutter::SkiaGPUObject<SkImage> image_;
  };
  
  }  // namespace flutter
  
  #endif  // FLUTTER_LIB_UI_PAINTING_IMAGE_H_
  