offscreen_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_FLOW_LAYERS_OFFSCREEN_SURFACE_H_
#define FLUTTER_FLOW_LAYERS_OFFSCREEN_SURFACE_H_
 
#include "flutter/fml/logging.h"
#include "flutter/fml/macros.h"
 
#include "flutter/display_list/dl_canvas.h"
#include "flutter/display_list/skia/dl_sk_canvas.h"
#include "third_party/skia/include/core/SkData.h"
#include "third_party/skia/include/core/SkRefCnt.h"
#include "third_party/skia/include/core/SkSize.h"
#include "third_party/skia/include/core/SkSurface.h"
 
class GrDirectContext;
 
namespace flutter {
 
class OffscreenSurface {
 public:
  explicit OffscreenSurface(GrDirectContext* surface_context,
                            const SkISize& size);
 
  ~OffscreenSurface() = default;
 
  sk_sp<SkData> GetRasterData(bool compressed) const;
 
  DlCanvas* GetCanvas();
 
  bool IsValid() const;
 
 private:
  sk_sp<SkSurface> offscreen_surface_;
  DlSkCanvasAdapter adapter_;
 
  FML_DISALLOW_COPY_AND_ASSIGN(OffscreenSurface);
};
 
}  // namespace flutter
 
#endif  // FLUTTER_FLOW_LAYERS_OFFSCREEN_SURFACE_H_