63 lines
2.0 KiB
C++
63 lines
2.0 KiB
C++
// Copyright 2016 The PDFium Authors
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
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#ifndef CORE_FPDFDOC_CPDF_NAMETREE_H_
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#define CORE_FPDFDOC_CPDF_NAMETREE_H_
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#include <stddef.h>
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#include <memory>
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#include "core/fxcrt/fx_string.h"
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#include "core/fxcrt/retain_ptr.h"
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class CPDF_Array;
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class CPDF_Dictionary;
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class CPDF_Document;
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class CPDF_Object;
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class CPDF_NameTree {
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public:
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CPDF_NameTree(const CPDF_NameTree&) = delete;
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CPDF_NameTree& operator=(const CPDF_NameTree&) = delete;
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~CPDF_NameTree();
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static std::unique_ptr<CPDF_NameTree> Create(CPDF_Document* pDoc,
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const ByteString& category);
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// If necessary, create missing Names dictionary in |pDoc|, and/or missing
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// Names array in the dictionary that corresponds to |category|, if necessary.
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// Returns nullptr on failure.
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static std::unique_ptr<CPDF_NameTree> CreateWithRootNameArray(
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CPDF_Document* pDoc,
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const ByteString& category);
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static std::unique_ptr<CPDF_NameTree> CreateForTesting(
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CPDF_Dictionary* pRoot);
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static RetainPtr<const CPDF_Array> LookupNamedDest(CPDF_Document* doc,
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const ByteString& name);
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bool AddValueAndName(RetainPtr<CPDF_Object> pObj, const WideString& name);
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bool DeleteValueAndName(size_t nIndex);
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RetainPtr<CPDF_Object> LookupValueAndName(size_t nIndex,
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WideString* csName) const;
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RetainPtr<const CPDF_Object> LookupValue(const WideString& csName) const;
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size_t GetCount() const;
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CPDF_Dictionary* GetRootForTesting() const { return m_pRoot.Get(); }
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private:
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explicit CPDF_NameTree(RetainPtr<CPDF_Dictionary> pRoot);
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RetainPtr<const CPDF_Array> LookupNewStyleNamedDest(const ByteString& name);
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RetainPtr<CPDF_Dictionary> const m_pRoot;
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};
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#endif // CORE_FPDFDOC_CPDF_NAMETREE_H_
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