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C++ CPDF_Dictionary::CloneInternal方法代码示例

本文整理汇总了C++中CPDF_Dictionary::CloneInternal方法的典型用法代码示例。如果您正苦于以下问题:C++ CPDF_Dictionary::CloneInternal方法的具体用法?C++ CPDF_Dictionary::CloneInternal怎么用?C++ CPDF_Dictionary::CloneInternal使用的例子?那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在CPDF_Dictionary的用法示例。


在下文中一共展示了CPDF_Dictionary::CloneInternal方法的1个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的C++代码示例。

示例1: CloneInternal

CPDF_Object* CPDF_Object::CloneInternal(FX_BOOL bDirect,
                                        std::set<FX_DWORD>* visited) const {
  switch (m_Type) {
    case PDFOBJ_BOOLEAN:
      return new CPDF_Boolean(AsBoolean()->m_bValue);
    case PDFOBJ_NUMBER: {
      const CPDF_Number* pThis = AsNumber();
      return new CPDF_Number(pThis->m_bInteger ? pThis->m_Integer
                                               : pThis->m_Float);
    }
    case PDFOBJ_STRING: {
      const CPDF_String* pString = AsString();
      return new CPDF_String(pString->m_String, pString->IsHex());
    }
    case PDFOBJ_NAME:
      return new CPDF_Name(AsName()->m_Name);
    case PDFOBJ_ARRAY: {
      CPDF_Array* pCopy = new CPDF_Array();
      const CPDF_Array* pThis = AsArray();
      int n = pThis->GetCount();
      for (int i = 0; i < n; i++) {
        CPDF_Object* value = pThis->m_Objects.GetAt(i);
        pCopy->m_Objects.Add(value->CloneInternal(bDirect, visited));
      }
      return pCopy;
    }
    case PDFOBJ_DICTIONARY: {
      CPDF_Dictionary* pCopy = new CPDF_Dictionary();
      const CPDF_Dictionary* pThis = AsDictionary();
      for (const auto& it : *pThis) {
        pCopy->m_Map.insert(std::make_pair(
            it.first, it.second->CloneInternal(bDirect, visited)));
      }
      return pCopy;
    }
    case PDFOBJ_NULL: {
      return new CPDF_Null;
    }
    case PDFOBJ_STREAM: {
      const CPDF_Stream* pThis = AsStream();
      CPDF_StreamAcc acc;
      acc.LoadAllData(pThis, TRUE);
      FX_DWORD streamSize = acc.GetSize();
      CPDF_Dictionary* pDict = pThis->GetDict();
      if (pDict) {
        pDict = ToDictionary(pDict->CloneInternal(bDirect, visited));
      }
      return new CPDF_Stream(acc.DetachData(), streamSize, pDict);
    }
    case PDFOBJ_REFERENCE: {
      const CPDF_Reference* pRef = AsReference();
      FX_DWORD obj_num = pRef->GetRefObjNum();
      if (bDirect && !pdfium::ContainsKey(*visited, obj_num)) {
        visited->insert(obj_num);
        auto* pDirect = pRef->GetDirect();
        return pDirect ? pDirect->CloneInternal(TRUE, visited) : nullptr;
      }
      return new CPDF_Reference(pRef->m_pObjList, obj_num);
    }
  }
  return NULL;
}
开发者ID:primiano,项目名称:pdfium-merge,代码行数:62,代码来源:fpdf_parser_objects.cpp


注:本文中的CPDF_Dictionary::CloneInternal方法示例由纯净天空整理自Github/MSDocs等开源代码及文档管理平台,相关代码片段筛选自各路编程大神贡献的开源项目,源码版权归原作者所有,传播和使用请参考对应项目的License;未经允许,请勿转载。