chromium/third_party/pdfium/core/fpdfapi/parser/cpdf_object_walker.h

// Copyright 2017 The PDFium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef CORE_FPDFAPI_PARSER_CPDF_OBJECT_WALKER_H_
#define CORE_FPDFAPI_PARSER_CPDF_OBJECT_WALKER_H_

#include <memory>
#include <stack>

#include "core/fxcrt/bytestring.h"
#include "core/fxcrt/retain_ptr.h"

class CPDF_Object;

// Walk on all non-null sub-objects in an object in depth, include itself,
// like in flat list.
class CPDF_ObjectWalker {};

class CPDF_NonConstObjectWalker final : public CPDF_ObjectWalker {};

#endif  // CORE_FPDFAPI_PARSER_CPDF_OBJECT_WALKER_H_