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// Copyright 2016 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_FPDFAPI_PARSER_CPDF_ARRAY_H_
#define CORE_FPDFAPI_PARSER_CPDF_ARRAY_H_
#include <set>
#include <vector>
#include "core/fpdfapi/parser/cpdf_indirect_object_holder.h"
#include "core/fpdfapi/parser/cpdf_object.h"
#include "core/fxcrt/fx_basic.h"
#include "core/fxcrt/fx_coordinates.h"
class CPDF_Array : public CPDF_Object {
public:
using iterator = std::vector<CPDF_Object*>::iterator;
using const_iterator = std::vector<CPDF_Object*>::const_iterator;
CPDF_Array();
// CPDF_Object.
Type GetType() const override;
CPDF_Object* Clone() const override;
bool IsArray() const override;
CPDF_Array* AsArray() override;
const CPDF_Array* AsArray() const override;
bool IsEmpty() const { return m_Objects.empty(); }
size_t GetCount() const { return m_Objects.size(); }
CPDF_Object* GetObjectAt(size_t index) const;
CPDF_Object* GetDirectObjectAt(size_t index) const;
CFX_ByteString GetStringAt(size_t index) const;
int GetIntegerAt(size_t index) const;
FX_FLOAT GetNumberAt(size_t index) const;
CPDF_Dictionary* GetDictAt(size_t index) const;
CPDF_Stream* GetStreamAt(size_t index) const;
CPDF_Array* GetArrayAt(size_t index) const;
FX_FLOAT GetFloatAt(size_t index) const { return GetNumberAt(index); }
CFX_Matrix GetMatrix();
CFX_FloatRect GetRect();
void SetAt(size_t index, CPDF_Object* pObj);
void InsertAt(size_t index, CPDF_Object* pObj);
void RemoveAt(size_t index, size_t nCount = 1);
void ConvertToIndirectObjectAt(size_t index, CPDF_IndirectObjectHolder* pDoc);
void Add(CPDF_Object* pObj);
void AddNumber(FX_FLOAT f);
void AddInteger(int i);
void AddString(const CFX_ByteString& str);
void AddName(const CFX_ByteString& str);
void AddReference(CPDF_IndirectObjectHolder* pDoc, uint32_t objnum);
iterator begin() { return m_Objects.begin(); }
iterator end() { return m_Objects.end(); }
const_iterator begin() const { return m_Objects.begin(); }
const_iterator end() const { return m_Objects.end(); }
protected:
~CPDF_Array() override;
CPDF_Object* CloneNonCyclic(
bool bDirect,
std::set<const CPDF_Object*>* pVisited) const override;
std::vector<CPDF_Object*> m_Objects;
};
using UniqueArray = std::unique_ptr<CPDF_Array, ReleaseDeleter<CPDF_Object>>;
inline CPDF_Array* ToArray(CPDF_Object* obj) {
return obj ? obj->AsArray() : nullptr;
}
inline const CPDF_Array* ToArray(const CPDF_Object* obj) {
return obj ? obj->AsArray() : nullptr;
}
inline UniqueArray ToArray(UniqueObject obj) {
CPDF_Array* pArray = ToArray(obj.get());
if (!pArray)
return nullptr;
obj.release();
return UniqueArray(pArray);
}
#endif // CORE_FPDFAPI_PARSER_CPDF_ARRAY_H_
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