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// Copyright 2014 PDFium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
#ifndef CORE_FPDFDOC_TAGGED_INT_H_
#define CORE_FPDFDOC_TAGGED_INT_H_
#include <map>
#include "core/include/fpdfdoc/fpdf_tagged.h"
class CPDF_StructElementImpl;
class CPDF_StructTreeImpl : public CPDF_StructTree {
public:
explicit CPDF_StructTreeImpl(const CPDF_Document* pDoc);
~CPDF_StructTreeImpl() override;
// CPDF_StructTree
int CountTopElements() const override { return m_Kids.GetSize(); }
CPDF_StructElement* GetTopElement(int i) const override {
return (CPDF_StructElement*)m_Kids.GetAt(i);
}
void LoadDocTree();
void LoadPageTree(const CPDF_Dictionary* pPageDict);
CPDF_StructElementImpl* AddPageNode(
CPDF_Dictionary* pElement,
std::map<CPDF_Dictionary*, CPDF_StructElementImpl*>& map,
int nLevel = 0);
FX_BOOL AddTopLevelNode(CPDF_Dictionary* pDict,
CPDF_StructElementImpl* pElement);
protected:
const CPDF_Dictionary* m_pTreeRoot;
const CPDF_Dictionary* m_pRoleMap;
const CPDF_Dictionary* m_pPage;
CFX_ArrayTemplate<CPDF_StructElementImpl*> m_Kids;
friend class CPDF_StructElementImpl;
};
class CPDF_StructElementImpl final : public CPDF_StructElement {
public:
CPDF_StructElementImpl(CPDF_StructTreeImpl* pTree,
CPDF_StructElementImpl* pParent,
CPDF_Dictionary* pDict);
// CPDF_StructTreeImpl
CPDF_StructTree* GetTree() const override { return m_pTree; }
const CFX_ByteString& GetType() const override { return m_Type; }
CPDF_StructElement* GetParent() const override { return m_pParent; }
CPDF_Dictionary* GetDict() const override { return m_pDict; }
int CountKids() const override { return m_Kids.GetSize(); }
const CPDF_StructKid& GetKid(int index) const override {
return m_Kids.GetData()[index];
}
CPDF_Object* GetAttr(const CFX_ByteStringC& owner,
const CFX_ByteStringC& name,
FX_BOOL bInheritable = FALSE,
FX_FLOAT fLevel = 0.0F) override;
CFX_ByteString GetName(const CFX_ByteStringC& owner,
const CFX_ByteStringC& name,
const CFX_ByteStringC& default_value,
FX_BOOL bInheritable = FALSE,
int subindex = -1) override;
FX_ARGB GetColor(const CFX_ByteStringC& owner,
const CFX_ByteStringC& name,
FX_ARGB default_value,
FX_BOOL bInheritable = FALSE,
int subindex = -1) override;
FX_FLOAT GetNumber(const CFX_ByteStringC& owner,
const CFX_ByteStringC& name,
FX_FLOAT default_value,
FX_BOOL bInheritable = FALSE,
int subindex = -1) override;
int GetInteger(const CFX_ByteStringC& owner,
const CFX_ByteStringC& name,
int default_value,
FX_BOOL bInheritable = FALSE,
int subindex = -1) override;
void LoadKids(CPDF_Dictionary* pDict);
void LoadKid(uint32_t PageObjNum, CPDF_Object* pObj, CPDF_StructKid* pKid);
CPDF_Object* GetAttr(const CFX_ByteStringC& owner,
const CFX_ByteStringC& name,
FX_BOOL bInheritable,
int subindex);
CPDF_StructElementImpl* Retain();
void Release();
protected:
~CPDF_StructElementImpl() override;
CPDF_StructTreeImpl* m_pTree;
CFX_ByteString m_Type;
CPDF_StructElementImpl* m_pParent;
CPDF_Dictionary* m_pDict;
CFX_ArrayTemplate<CPDF_StructKid> m_Kids;
int m_RefCount;
friend class CPDF_StructTreeImpl;
};
#endif // CORE_FPDFDOC_TAGGED_INT_H_
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