codec.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_LIB_UI_PAINTING_CODEC_H_
#define FLUTTER_LIB_UI_PAINTING_CODEC_H_
 
#include "flutter/lib/ui/dart_wrapper.h"
#include "flutter/lib/ui/ui_dart_state.h"
#include "third_party/skia/include/codec/SkCodec.h"
#include "third_party/skia/include/core/SkBitmap.h"
#include "third_party/skia/include/core/SkImage.h"
 
namespace flutter {
 
// A handle to an SkCodec object.
//
// Doesn't mirror SkCodec's API but provides a simple sequential access API.
class Codec : public RefCountedDartWrappable<Codec> {
  DEFINE_WRAPPERTYPEINFO();
 
 public:
  virtual int frameCount() const = 0;
 
  virtual int repetitionCount() const = 0;
 
  virtual Dart_Handle getNextFrame(Dart_Handle callback_handle) = 0;
 
  void dispose();
};
 
}  // namespace flutter
 
#endif  // FLUTTER_LIB_UI_PAINTING_CODEC_H_