surface.h

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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_PLATFORM_FUCHSIA_FLUTTER_SURFACE_H_
#define FLUTTER_SHELL_PLATFORM_FUCHSIA_FLUTTER_SURFACE_H_
 
#include "flutter/flow/surface.h"
#include "flutter/fml/macros.h"
#include "flutter/fml/memory/weak_ptr.h"
 
namespace flutter_runner {
 
// The interface between the Flutter rasterizer and the underlying platform. May
// be constructed on any thread but will be used by the engine only on the
// raster thread.
class Surface final : public flutter::Surface {
 public:
  Surface(std::string debug_label,
          std::shared_ptr<flutter::ExternalViewEmbedder> view_embedder,
          GrDirectContext* gr_context);
 
  ~Surface() override;
 
 private:
  const std::string debug_label_;
  std::shared_ptr<flutter::ExternalViewEmbedder> view_embedder_;
  GrDirectContext* gr_context_;
 
  // |flutter::Surface|
  bool IsValid() override;
 
  // |flutter::Surface|
  std::unique_ptr<flutter::SurfaceFrame> AcquireFrame(
      const flutter::DlISize& size) override;
 
  // |flutter::Surface|
  GrDirectContext* GetContext() override;
 
  // |flutter::Surface|
  flutter::DlMatrix GetRootTransformation() const override;
 
  FML_DISALLOW_COPY_AND_ASSIGN(Surface);
};
 
}  // namespace flutter_runner
 
#endif  // FLUTTER_SHELL_PLATFORM_FUCHSIA_FLUTTER_SURFACE_H_