C++ CPDF_Dictionary::GetElement方法代码示例

CPDF_Object* CPDF_PageOrganizer::PageDictGetInheritableTag(
    CPDF_Dictionary* pDict,
    CFX_ByteString nSrctag) {
  if (!pDict || nSrctag.IsEmpty())
    return nullptr;
  if (!pDict->KeyExist("Parent") || !pDict->KeyExist("Type"))
    return nullptr;

  CPDF_Object* pType = pDict->GetElement("Type")->GetDirect();
  if (!ToName(pType))
    return nullptr;
  if (pType->GetString().Compare("Page"))
    return nullptr;

  CPDF_Dictionary* pp = ToDictionary(pDict->GetElement("Parent")->GetDirect());
  if (!pp)
    return nullptr;

  if (pDict->KeyExist((const char*)nSrctag))
    return pDict->GetElement((const char*)nSrctag);

  while (pp) {
    if (pp->KeyExist((const char*)nSrctag)) {
      return pp->GetElement((const char*)nSrctag);
    }
    if (!pp->KeyExist("Parent")) {
      break;
    }
    pp = ToDictionary(pp->GetElement("Parent")->GetDirect());
  }
  return nullptr;
}

DLLEXPORT int STDCALL FPDFPage_GetRotation(FPDF_PAGE page) {
  CPDF_Page* pPage = CPDFPageFromFPDFPage(page);
  if (!pPage || !pPage->m_pFormDict || !pPage->m_pFormDict->KeyExist("Type") ||
      !pPage->m_pFormDict->GetElement("Type")->GetDirect() ||
      pPage->m_pFormDict->GetElement("Type")->GetDirect()->GetString().Compare(
          "Page")) {
    return -1;
  }
  CPDF_Dictionary* pDict = pPage->m_pFormDict;
  if (!pDict)
    return -1;

  while (pDict) {
    if (pDict->KeyExist("Rotate")) {
      CPDF_Object* pRotateObj = pDict->GetElement("Rotate")->GetDirect();
      return pRotateObj ? pRotateObj->GetInteger() / 90 : 0;
    }
    if (!pDict->KeyExist("Parent"))
      break;

    pDict = ToDictionary(pDict->GetElement("Parent")->GetDirect());
  }

  return 0;
}

void CPDF_StructElementImpl::LoadKid(FX_DWORD PageObjNum, CPDF_Object* pKidObj, CPDF_StructKid* pKid)
{
    pKid->m_Type = CPDF_StructKid::Invalid;
    if (pKidObj == NULL) {
        return;
    }
    if (pKidObj->GetType() == PDFOBJ_NUMBER) {
        if (m_pTree->m_pPage && m_pTree->m_pPage->GetObjNum() != PageObjNum) {
            return;
        }
        pKid->m_Type = CPDF_StructKid::PageContent;
        pKid->m_PageContent.m_ContentId = pKidObj->GetInteger();
        pKid->m_PageContent.m_PageObjNum = PageObjNum;
        return;
    }
    if (pKidObj->GetType() != PDFOBJ_DICTIONARY) {
        return;
    }
    CPDF_Dictionary* pKidDict = (CPDF_Dictionary*)pKidObj;
    CPDF_Object* pPageObj = pKidDict->GetElement(FX_BSTRC("Pg"));
    if (pPageObj && pPageObj->GetType() == PDFOBJ_REFERENCE) {
        PageObjNum = ((CPDF_Reference*)pPageObj)->GetRefObjNum();
    }
    CFX_ByteString type = pKidDict->GetString(FX_BSTRC("Type"));
    if (type == FX_BSTRC("MCR")) {
        if (m_pTree->m_pPage && m_pTree->m_pPage->GetObjNum() != PageObjNum) {
            return;
        }
        pKid->m_Type = CPDF_StructKid::StreamContent;
        CPDF_Object* pStreamObj = pKidDict->GetElement(FX_BSTRC("Stm"));
        if (pStreamObj && pStreamObj->GetType() == PDFOBJ_REFERENCE) {
            pKid->m_StreamContent.m_RefObjNum = ((CPDF_Reference*)pStreamObj)->GetRefObjNum();
        } else {
            pKid->m_StreamContent.m_RefObjNum = 0;
        }
        pKid->m_StreamContent.m_PageObjNum = PageObjNum;
        pKid->m_StreamContent.m_ContentId = pKidDict->GetInteger(FX_BSTRC("MCID"));
    } else if (type == FX_BSTRC("OBJR")) {
        if (m_pTree->m_pPage && m_pTree->m_pPage->GetObjNum() != PageObjNum) {
            return;
        }
        pKid->m_Type = CPDF_StructKid::Object;
        CPDF_Object* pObj = pKidDict->GetElement(FX_BSTRC("Obj"));
        if (pObj && pObj->GetType() == PDFOBJ_REFERENCE) {
            pKid->m_Object.m_RefObjNum = ((CPDF_Reference*)pObj)->GetRefObjNum();
        } else {
            pKid->m_Object.m_RefObjNum = 0;
        }
        pKid->m_Object.m_PageObjNum = PageObjNum;
    } else {
        pKid->m_Type = CPDF_StructKid::Element;
        pKid->m_Element.m_pDict = pKidDict;
        if (m_pTree->m_pPage == NULL) {
            pKid->m_Element.m_pElement = FX_NEW CPDF_StructElementImpl(m_pTree, this, pKidDict);
        } else {
            pKid->m_Element.m_pElement = NULL;
        }
    }
}

DLLEXPORT int FPDFDoc_GetPageMode(FPDF_DOCUMENT document)
{
    if (!document) return PAGEMODE_UNKNOWN;
    CPDF_Dictionary *pRoot = ((CPDF_Document*)document)->GetRoot();
    if (!pRoot)
        return PAGEMODE_UNKNOWN;
    CPDF_Object* pName = pRoot->GetElement("PageMode");
    if (!pName)
        return PAGEMODE_USENONE;
    CFX_ByteString strPageMode = pName->GetString();

    if (strPageMode.IsEmpty()||strPageMode.EqualNoCase(FX_BSTR("UseNone")))
        return PAGEMODE_USENONE;
    else if (strPageMode.EqualNoCase(FX_BSTR("UseOutlines")))
        return PAGEMODE_USEOUTLINES;
    else if (strPageMode.EqualNoCase(FX_BSTR("UseThumbs")))
        return PAGEMODE_USETHUMBS;
    else if (strPageMode.EqualNoCase(FX_BSTR("FullScreen")))
        return PAGEMODE_FULLSCREEN;
    else if (strPageMode.EqualNoCase(FX_BSTR("UseOC")))
        return PAGEMODE_USEOC;
    else if (strPageMode.EqualNoCase(FX_BSTR("UseAttachments")))
        return PAGEMODE_USEATTACHMENTS;

    return PAGEMODE_UNKNOWN;
}

FX_BOOL CPDF_Document::IsContentUsedElsewhere(FX_DWORD objnum,
        CPDF_Dictionary* pThisPageDict) {
    for (int i = 0; i < m_PageList.GetSize(); i++) {
        CPDF_Dictionary* pPageDict = GetPage(i);
        if (pPageDict == pThisPageDict) {
            continue;
        }
        CPDF_Object* pContents =
            pPageDict ? pPageDict->GetElement("Contents") : NULL;
        if (!pContents) {
            continue;
        }
        if (pContents->GetDirectType() == PDFOBJ_ARRAY) {
            CPDF_Array* pArray = pContents->GetDirect()->AsArray();
            for (FX_DWORD j = 0; j < pArray->GetCount(); j++) {
                CPDF_Reference* pRef = ToReference(pArray->GetElement(j));
                if (pRef && pRef->GetRefObjNum() == objnum)
                    return TRUE;
            }
        } else if (pContents->GetObjNum() == objnum) {
            return TRUE;
        }
    }
    return FALSE;
}

void CBA_FontMap::AddFontToAnnotDict(CPDF_Font* pFont, const CFX_ByteString& sAlias)
{
	if (!pFont)	return;

	ASSERT(m_pAnnotDict != NULL);
	ASSERT(m_pDocument != NULL);

	CPDF_Dictionary* pAPDict = m_pAnnotDict->GetDict("AP");

	if (pAPDict == NULL)
	{
		pAPDict = new CPDF_Dictionary;
		m_pAnnotDict->SetAt("AP", pAPDict);
	}

	//to avoid checkbox and radiobutton
	CPDF_Object* pObject = pAPDict->GetElement(m_sAPType);
	if (pObject && pObject->GetType() == PDFOBJ_DICTIONARY)
		return;

	CPDF_Stream* pStream = pAPDict->GetStream(m_sAPType);
	if (pStream == NULL)
	{
		pStream = new CPDF_Stream(NULL, 0, NULL);
		FX_INT32 objnum = m_pDocument->AddIndirectObject(pStream);
		pAPDict->SetAtReference(m_sAPType, m_pDocument, objnum);
	}

	CPDF_Dictionary * pStreamDict = pStream->GetDict();

	if (!pStreamDict)
	{
		pStreamDict = new CPDF_Dictionary;
		pStream->InitStream(NULL, 0, pStreamDict);
	}

	if (pStreamDict)
	{
		CPDF_Dictionary* pStreamResList = pStreamDict->GetDict("Resources");
		if (!pStreamResList)
		{
			pStreamResList = new CPDF_Dictionary();
			pStreamDict->SetAt("Resources", pStreamResList);
		}

		if (pStreamResList) 
		{
			CPDF_Dictionary* pStreamResFontList = pStreamResList->GetDict("Font");
			if (!pStreamResFontList) 
			{
				pStreamResFontList = new CPDF_Dictionary;
				FX_INT32 objnum = m_pDocument->AddIndirectObject(pStreamResFontList);
				pStreamResList->SetAtReference("Font", m_pDocument, objnum);
			}
			if (!pStreamResFontList->KeyExist(sAlias))
				pStreamResFontList->SetAtReference(sAlias, m_pDocument, pFont->GetFontDict());
		}
	}
}

FX_BOOL CPDF_PageOrganizer::PDFDocInit(CPDF_Document* pDestPDFDoc,
                                       CPDF_Document* pSrcPDFDoc) {
  if (!pDestPDFDoc || !pSrcPDFDoc)
    return FALSE;

  CPDF_Dictionary* pNewRoot = pDestPDFDoc->GetRoot();
  if (!pNewRoot)
    return FALSE;

  // Set the document information////////////////////////////////////////////

  CPDF_Dictionary* DInfoDict = pDestPDFDoc->GetInfo();
  if (!DInfoDict)
    return FALSE;

  CFX_ByteString producerstr;
  producerstr.Format("PDFium");
  DInfoDict->SetAt("Producer", new CPDF_String(producerstr));

  // Set type////////////////////////////////////////////////////////////////
  CFX_ByteString cbRootType = pNewRoot->GetString("Type", "");
  if (cbRootType.Equal("")) {
    pNewRoot->SetAt("Type", new CPDF_Name("Catalog"));
  }

  CPDF_Object* pElement = pNewRoot->GetElement("Pages");
  CPDF_Dictionary* pNewPages =
      pElement ? ToDictionary(pElement->GetDirect()) : nullptr;
  if (!pNewPages) {
    pNewPages = new CPDF_Dictionary;
    FX_DWORD NewPagesON = pDestPDFDoc->AddIndirectObject(pNewPages);
    pNewRoot->SetAt("Pages", new CPDF_Reference(pDestPDFDoc, NewPagesON));
  }

  CFX_ByteString cbPageType = pNewPages->GetString("Type", "");
  if (cbPageType.Equal("")) {
    pNewPages->SetAt("Type", new CPDF_Name("Pages"));
  }

  CPDF_Array* pKeysArray = pNewPages->GetArray("Kids");
  if (!pKeysArray) {
    CPDF_Array* pNewKids = new CPDF_Array;
    FX_DWORD Kidsobjnum = -1;
    Kidsobjnum = pDestPDFDoc->AddIndirectObject(pNewKids);

    pNewPages->SetAt("Kids", new CPDF_Reference(pDestPDFDoc, Kidsobjnum));
    pNewPages->SetAt("Count", new CPDF_Number(0));
  }

  return TRUE;
}

void CPDF_StreamContentParser::Handle_ExecuteXObject() {
  CFX_ByteString name = GetString(0);
  if (name == m_LastImageName && m_pLastImage && m_pLastImage->GetStream() &&
      m_pLastImage->GetStream()->GetObjNum()) {
    AddImage(nullptr, m_pLastImage, FALSE);
    return;
  }

  if (m_Options.m_bTextOnly) {
    if (!m_pResources)
      return;

    CPDF_Dictionary* pList = m_pResources->GetDict("XObject");
    if (!pList && m_pPageResources && m_pResources != m_pPageResources)
      pList = m_pPageResources->GetDict("XObject");
    if (!pList)
      return;
    CPDF_Reference* pRes = ToReference(pList->GetElement(name));
    if (!pRes)
      return;

    FX_BOOL bForm;
    if (m_pDocument->IsFormStream(pRes->GetRefObjNum(), bForm) && !bForm)
      return;
  }

  CPDF_Stream* pXObject = ToStream(FindResourceObj("XObject", name));
  if (!pXObject) {
    m_bResourceMissing = TRUE;
    return;
  }

  CFX_ByteStringC type = pXObject->GetDict()
                             ? pXObject->GetDict()->GetConstString("Subtype")
                             : CFX_ByteStringC();
  if (type == "Image") {
    if (m_Options.m_bTextOnly) {
      return;
    }
    CPDF_ImageObject* pObj = AddImage(pXObject, NULL, FALSE);
    m_LastImageName = name;
    m_pLastImage = pObj->m_pImage;
    if (!m_pObjectList->m_bHasImageMask)
      m_pObjectList->m_bHasImageMask = m_pLastImage->IsMask();
  } else if (type == "Form") {
    AddForm(pXObject);
  } else {
    return;
  }
}

DLLEXPORT int STDCALL FPDFPage_GetRotation(FPDF_PAGE page)
{
	CPDF_Page* pPage = (CPDF_Page*)page;
	if (!pPage || !pPage->m_pFormDict || !pPage->m_pFormDict->KeyExist("Type") || !pPage->m_pFormDict->GetElement("Type")->GetDirect()
		|| pPage->m_pFormDict->GetElement("Type")->GetDirect()->GetString().Compare("Page"))
	{
		return -1;
	}
	CPDF_Dictionary* pDict = pPage->m_pFormDict;

	int rotate = 0;
	if(pDict != NULL)
	{
		if (pDict->KeyExist("Rotate"))
			rotate = pDict->GetElement("Rotate")->GetDirect()? pDict->GetElement("Rotate")->GetDirect()->GetInteger() / 90 : 0;
		else
		{
			if(pDict->KeyExist("Parent"))
			{
				CPDF_Dictionary* pPages = (CPDF_Dictionary*)pDict->GetElement("Parent")->GetDirect();
				while(pPages)
				{
					if(pPages->KeyExist("Rotate"))
					{
						rotate = pPages->GetElement("Rotate")->GetDirect()? pPages->GetElement("Rotate")->GetDirect()->GetInteger() / 90 : 0;
						break;
					}
					else if(pPages->KeyExist("Parent"))
						pPages = (CPDF_Dictionary*)pPages->GetElement("Parent")->GetDirect();
					else break;
				}
			}
		}
	}
	else
	{
		return -1;
	}
	
	return rotate;
}

DLLEXPORT FPDF_BOOL STDCALL FPDFPage_TransFormWithClip(FPDF_PAGE page,
                                                       FS_MATRIX* matrix,
                                                       FS_RECTF* clipRect) {
  CPDF_Page* pPage = CPDFPageFromFPDFPage(page);
  if (!pPage)
    return FALSE;

  CFX_ByteTextBuf textBuf;
  textBuf << "q ";
  CFX_FloatRect rect(clipRect->left, clipRect->bottom, clipRect->right,
                     clipRect->top);
  rect.Normalize();
  CFX_ByteString bsClipping;
  bsClipping.Format("%f %f %f %f re W* n ", rect.left, rect.bottom,
                    rect.Width(), rect.Height());
  textBuf << bsClipping;

  CFX_ByteString bsMatix;
  bsMatix.Format("%f %f %f %f %f %f cm ", matrix->a, matrix->b, matrix->c,
                 matrix->d, matrix->e, matrix->f);
  textBuf << bsMatix;

  CPDF_Dictionary* pPageDic = pPage->m_pFormDict;
  CPDF_Object* pContentObj =
      pPageDic ? pPageDic->GetElement("Contents") : nullptr;
  if (!pContentObj)
    pContentObj = pPageDic ? pPageDic->GetArrayBy("Contents") : nullptr;
  if (!pContentObj)
    return FALSE;

  CPDF_Dictionary* pDic = new CPDF_Dictionary;
  CPDF_Stream* pStream = new CPDF_Stream(nullptr, 0, pDic);
  pStream->SetData(textBuf.GetBuffer(), textBuf.GetSize(), FALSE, FALSE);
  CPDF_Document* pDoc = pPage->m_pDocument;
  if (!pDoc)
    return FALSE;
  pDoc->AddIndirectObject(pStream);

  pDic = new CPDF_Dictionary;
  CPDF_Stream* pEndStream = new CPDF_Stream(nullptr, 0, pDic);
  pEndStream->SetData((const uint8_t*)" Q", 2, FALSE, FALSE);
  pDoc->AddIndirectObject(pEndStream);

  CPDF_Array* pContentArray = nullptr;
  if (CPDF_Array* pArray = ToArray(pContentObj)) {
    pContentArray = pArray;
    CPDF_Reference* pRef = new CPDF_Reference(pDoc, pStream->GetObjNum());
    pContentArray->InsertAt(0, pRef);
    pContentArray->AddReference(pDoc, pEndStream);
  } else if (CPDF_Reference* pReference = ToReference(pContentObj)) {
    CPDF_Object* pDirectObj = pReference->GetDirect();
    if (pDirectObj) {
      if (CPDF_Array* pArray = pDirectObj->AsArray()) {
        pContentArray = pArray;
        CPDF_Reference* pRef = new CPDF_Reference(pDoc, pStream->GetObjNum());
        pContentArray->InsertAt(0, pRef);
        pContentArray->AddReference(pDoc, pEndStream);
      } else if (pDirectObj->IsStream()) {
        pContentArray = new CPDF_Array();
        pContentArray->AddReference(pDoc, pStream->GetObjNum());
        pContentArray->AddReference(pDoc, pDirectObj->GetObjNum());
        pContentArray->AddReference(pDoc, pEndStream);
        pPageDic->SetAtReference("Contents", pDoc,
                                 pDoc->AddIndirectObject(pContentArray));
      }
    }
  }

  // Need to transform the patterns as well.
  CPDF_Dictionary* pRes = pPageDic->GetDictBy("Resources");
  if (pRes) {
    CPDF_Dictionary* pPattenDict = pRes->GetDictBy("Pattern");
    if (pPattenDict) {
      for (const auto& it : *pPattenDict) {
        CPDF_Object* pObj = it.second;
        if (pObj->IsReference())
          pObj = pObj->GetDirect();

        CPDF_Dictionary* pDict = nullptr;
        if (pObj->IsDictionary())
          pDict = pObj->AsDictionary();
        else if (CPDF_Stream* pStream = pObj->AsStream())
          pDict = pStream->GetDict();
        else
          continue;

        CFX_Matrix m = pDict->GetMatrixBy("Matrix");
        CFX_Matrix t = *(CFX_Matrix*)matrix;
        m.Concat(t);
        pDict->SetAtMatrix("Matrix", m);
      }
    }
  }

  return TRUE;
}

DLLEXPORT void STDCALL FPDFPage_InsertClipPath(FPDF_PAGE page,
                                               FPDF_CLIPPATH clipPath) {
  CPDF_Page* pPage = CPDFPageFromFPDFPage(page);
  if (!pPage)
    return;

  CPDF_Dictionary* pPageDic = pPage->m_pFormDict;
  CPDF_Object* pContentObj =
      pPageDic ? pPageDic->GetElement("Contents") : nullptr;
  if (!pContentObj)
    pContentObj = pPageDic ? pPageDic->GetArrayBy("Contents") : nullptr;
  if (!pContentObj)
    return;

  CFX_ByteTextBuf strClip;
  CPDF_ClipPath* pClipPath = (CPDF_ClipPath*)clipPath;
  FX_DWORD i;
  for (i = 0; i < pClipPath->GetPathCount(); i++) {
    CPDF_Path path = pClipPath->GetPath(i);
    int iClipType = pClipPath->GetClipType(i);
    if (path.GetPointCount() == 0) {
      // Empty clipping (totally clipped out)
      strClip << "0 0 m W n ";
    } else {
      OutputPath(strClip, path);
      if (iClipType == FXFILL_WINDING)
        strClip << "W n\n";
      else
        strClip << "W* n\n";
    }
  }
  CPDF_Dictionary* pDic = new CPDF_Dictionary;
  CPDF_Stream* pStream = new CPDF_Stream(nullptr, 0, pDic);
  pStream->SetData(strClip.GetBuffer(), strClip.GetSize(), FALSE, FALSE);
  CPDF_Document* pDoc = pPage->m_pDocument;
  if (!pDoc)
    return;
  pDoc->AddIndirectObject(pStream);

  CPDF_Array* pContentArray = nullptr;
  if (CPDF_Array* pArray = ToArray(pContentObj)) {
    pContentArray = pArray;
    CPDF_Reference* pRef = new CPDF_Reference(pDoc, pStream->GetObjNum());
    pContentArray->InsertAt(0, pRef);
  } else if (CPDF_Reference* pReference = ToReference(pContentObj)) {
    CPDF_Object* pDirectObj = pReference->GetDirect();
    if (pDirectObj) {
      if (CPDF_Array* pArray = pDirectObj->AsArray()) {
        pContentArray = pArray;
        CPDF_Reference* pRef = new CPDF_Reference(pDoc, pStream->GetObjNum());
        pContentArray->InsertAt(0, pRef);
      } else if (pDirectObj->IsStream()) {
        pContentArray = new CPDF_Array();
        pContentArray->AddReference(pDoc, pStream->GetObjNum());
        pContentArray->AddReference(pDoc, pDirectObj->GetObjNum());
        pPageDic->SetAtReference("Contents", pDoc,
                                 pDoc->AddIndirectObject(pContentArray));
      }
    }
  }
}

DLLEXPORT FPDF_BOOL STDCALL FPDFPage_TransFormWithClip(FPDF_PAGE page, FS_MATRIX* matrix, FS_RECTF* clipRect)
{
	if(!page)
		return FALSE;

	CFX_ByteTextBuf textBuf;
	textBuf<<"q ";
	CFX_FloatRect rect(clipRect->left, clipRect->bottom, clipRect->right, clipRect->top);
	rect.Normalize();
	CFX_ByteString bsClipping;
	bsClipping.Format("%f %f %f %f re W* n ", rect.left, rect.bottom, rect.Width(), rect.Height());
	textBuf<<bsClipping;

	CFX_ByteString bsMatix;
	bsMatix.Format("%f %f %f %f %f %f cm ", matrix->a, matrix->b,matrix->c,matrix->d,matrix->e,matrix->f);
	textBuf<<bsMatix;
	

	CPDF_Page* pPage = (CPDF_Page*)page;
	CPDF_Dictionary* pPageDic = pPage->m_pFormDict;
	CPDF_Object* pContentObj = pPageDic->GetElement("Contents");
	if(!pContentObj)
		pContentObj = pPageDic->GetArray("Contents");
	if(!pContentObj)
		return FALSE;
	
	CPDF_Dictionary* pDic = FX_NEW CPDF_Dictionary;
	CPDF_Stream* pStream = FX_NEW CPDF_Stream(NULL,0, pDic);
	pStream->SetData(textBuf.GetBuffer(), textBuf.GetSize(), FALSE, FALSE);
	CPDF_Document* pDoc = pPage->m_pDocument;
	if(!pDoc)
		return FALSE;
	pDoc->AddIndirectObject(pStream);

	pDic = FX_NEW CPDF_Dictionary;
	CPDF_Stream* pEndStream = FX_NEW CPDF_Stream(NULL,0, pDic);
	pEndStream->SetData((FX_LPCBYTE)" Q", 2, FALSE, FALSE);
	pDoc->AddIndirectObject(pEndStream);
	
	CPDF_Array* pContentArray = NULL;
	if (pContentObj && pContentObj->GetType() == PDFOBJ_ARRAY)
	{
		pContentArray = (CPDF_Array*)pContentObj;
		CPDF_Reference* pRef = FX_NEW CPDF_Reference(pDoc, pStream->GetObjNum());
		pContentArray->InsertAt(0, pRef);
		pContentArray->AddReference(pDoc,pEndStream);
		
	}
	else if(pContentObj && pContentObj->GetType() == PDFOBJ_REFERENCE)
	{
		CPDF_Reference* pReference = (CPDF_Reference*)pContentObj;
		CPDF_Object* pDirectObj = pReference->GetDirect();
		if(pDirectObj != NULL)
		{
			if(pDirectObj->GetType() == PDFOBJ_ARRAY)
			{
				pContentArray = (CPDF_Array*)pDirectObj;
				CPDF_Reference* pRef = FX_NEW CPDF_Reference(pDoc, pStream->GetObjNum());
				pContentArray->InsertAt(0, pRef);
				pContentArray->AddReference(pDoc,pEndStream);
				
			}
			else if(pDirectObj->GetType() == PDFOBJ_STREAM)
			{
				pContentArray = FX_NEW CPDF_Array();
				pContentArray->AddReference(pDoc,pStream->GetObjNum());
				pContentArray->AddReference(pDoc,pDirectObj->GetObjNum());
				pContentArray->AddReference(pDoc, pEndStream);
				pPageDic->SetAtReference("Contents", pDoc, pDoc->AddIndirectObject(pContentArray));
			}
		}
	}	

	//Need to transform the patterns as well.
	CPDF_Dictionary* pRes = pPageDic->GetDict(FX_BSTRC("Resources"));
	if(pRes)
	{
		CPDF_Dictionary* pPattenDict = pRes->GetDict(FX_BSTRC("Pattern"));
		if(pPattenDict)
		{
			FX_POSITION pos = pPattenDict->GetStartPos();
			while(pos)
			{
				CPDF_Dictionary* pDict = NULL;
				CFX_ByteString key;
				CPDF_Object* pObj = pPattenDict->GetNextElement(pos, key);
				if(pObj->GetType() == PDFOBJ_REFERENCE)
					pObj = pObj->GetDirect();
				if(pObj->GetType() == PDFOBJ_DICTIONARY)
				{
					pDict = (CPDF_Dictionary*)pObj;
				}
				else if(pObj->GetType() == PDFOBJ_STREAM)
				{
					pDict = ((CPDF_Stream*)pObj)->GetDict();
				}
				else
					continue;
				
				CFX_AffineMatrix m = pDict->GetMatrix(FX_BSTRC("Matrix"));
//.........这里部分代码省略.........

DLLEXPORT void STDCALL FPDFPage_InsertClipPath(FPDF_PAGE page,FPDF_CLIPPATH clipPath)
{
	if(!page)
		return;
	CPDF_Page* pPage = (CPDF_Page*)page;
	CPDF_Dictionary* pPageDic = pPage->m_pFormDict;
	CPDF_Object* pContentObj = pPageDic->GetElement("Contents");
	if(!pContentObj)
		pContentObj = pPageDic->GetArray("Contents");
	if(!pContentObj)
		return;

	CFX_ByteTextBuf strClip;
	CPDF_ClipPath* pClipPath = (CPDF_ClipPath*)clipPath;
	FX_DWORD i;
	for (i = 0; i < pClipPath->GetPathCount(); i ++) {
		CPDF_Path path = pClipPath->GetPath(i);
		int iClipType = pClipPath->GetClipType(i);
		if (path.GetPointCount() == 0) {
			// Empty clipping (totally clipped out)
			strClip << "0 0 m W n ";
		} else {
			OutputPath(strClip, path);
			if (iClipType == FXFILL_WINDING)
				strClip << "W n\n";
			else
				strClip << "W* n\n";
		}
	}
	CPDF_Dictionary* pDic = FX_NEW CPDF_Dictionary;
	CPDF_Stream* pStream = FX_NEW CPDF_Stream(NULL,0, pDic);
	pStream->SetData(strClip.GetBuffer(), strClip.GetSize(), FALSE, FALSE);
	CPDF_Document* pDoc = pPage->m_pDocument;
	if(!pDoc)
		return;
	pDoc->AddIndirectObject(pStream);
	
	CPDF_Array* pContentArray = NULL;
	if (pContentObj && pContentObj->GetType() == PDFOBJ_ARRAY)
	{
		pContentArray = (CPDF_Array*)pContentObj;
		CPDF_Reference* pRef = FX_NEW CPDF_Reference(pDoc, pStream->GetObjNum());
		pContentArray->InsertAt(0, pRef);
		
	}
	else if(pContentObj && pContentObj->GetType() == PDFOBJ_REFERENCE)
	{
		CPDF_Reference* pReference = (CPDF_Reference*)pContentObj;
		CPDF_Object* pDirectObj = pReference->GetDirect();
		if(pDirectObj != NULL)
		{
			if(pDirectObj->GetType() == PDFOBJ_ARRAY)
			{
				pContentArray = (CPDF_Array*)pDirectObj;
				CPDF_Reference* pRef = FX_NEW CPDF_Reference(pDoc, pStream->GetObjNum());
				pContentArray->InsertAt(0, pRef);
				
			}
			else if(pDirectObj->GetType() == PDFOBJ_STREAM)
			{
				pContentArray = FX_NEW CPDF_Array();
				pContentArray->AddReference(pDoc,pStream->GetObjNum());
				pContentArray->AddReference(pDoc,pDirectObj->GetObjNum());
				pPageDic->SetAtReference("Contents", pDoc, pDoc->AddIndirectObject(pContentArray));
			}
		}
	}	
}

CPDF_FormField* CPDF_InterForm::AddTerminalField(CPDF_Dictionary* pFieldDict) {
  if (!pFieldDict->KeyExist(FX_BSTRC("T"))) {
    return NULL;
  }
  CPDF_Dictionary* pDict = pFieldDict;
  CFX_WideString csWName = GetFullName(pFieldDict);
  if (csWName.IsEmpty()) {
    return NULL;
  }
  CPDF_FormField* pField = NULL;
  pField = m_pFieldTree->GetField(csWName);
  if (pField == NULL) {
    CPDF_Dictionary* pParent = pFieldDict;
    if (!pFieldDict->KeyExist(FX_BSTRC("T")) &&
        pFieldDict->GetString(FX_BSTRC("Subtype")) == FX_BSTRC("Widget")) {
      pParent = pFieldDict->GetDict(FX_BSTRC("Parent"));
      if (!pParent) {
        pParent = pFieldDict;
      }
    }
    if (pParent && pParent != pFieldDict &&
        !pParent->KeyExist(FX_BSTRC("FT"))) {
      if (pFieldDict->KeyExist(FX_BSTRC("FT"))) {
        CPDF_Object* pFTValue = pFieldDict->GetElementValue(FX_BSTRC("FT"));
        if (pFTValue) {
          pParent->SetAt(FX_BSTRC("FT"), pFTValue->Clone());
        }
      }
      if (pFieldDict->KeyExist(FX_BSTRC("Ff"))) {
        CPDF_Object* pFfValue = pFieldDict->GetElementValue(FX_BSTRC("Ff"));
        if (pFfValue) {
          pParent->SetAt(FX_BSTRC("Ff"), pFfValue->Clone());
        }
      }
    }
    pField = new CPDF_FormField(this, pParent);
    CPDF_Object* pTObj = pDict->GetElement("T");
    if (ToReference(pTObj)) {
      CPDF_Object* pClone = pTObj->Clone(TRUE);
      if (pClone)
        pDict->SetAt("T", pClone);
      else
        pDict->SetAtName("T", "");
    }
    m_pFieldTree->SetField(csWName, pField);
  }
  CPDF_Array* pKids = pFieldDict->GetArray("Kids");
  if (pKids == NULL) {
    if (pFieldDict->GetString("Subtype") == "Widget") {
      AddControl(pField, pFieldDict);
    }
  } else {
    for (FX_DWORD i = 0; i < pKids->GetCount(); i++) {
      CPDF_Dictionary* pKid = pKids->GetDict(i);
      if (pKid == NULL) {
        continue;
      }
      if (pKid->GetString("Subtype") != "Widget") {
        continue;
      }
      AddControl(pField, pKid);
    }
  }
  return pField;
}

FX_BOOL _SaveXFADocumentData(CPDFXFA_Document* pDocument,
                             CFX_PtrArray& fileList) {
  if (!pDocument)
    return FALSE;
  if (pDocument->GetDocType() != DOCTYPE_DYNAMIC_XFA &&
      pDocument->GetDocType() != DOCTYPE_STATIC_XFA)
    return TRUE;
  if (!CPDFXFA_App::GetInstance()->GetXFAApp())
    return TRUE;

  IXFA_DocView* pXFADocView = pDocument->GetXFADocView();
  if (NULL == pXFADocView)
    return TRUE;

  IXFA_DocHandler* pXFADocHandler =
      CPDFXFA_App::GetInstance()->GetXFAApp()->GetDocHandler();
  CPDF_Document* pPDFDocument = pDocument->GetPDFDoc();
  if (pDocument == NULL)
    return FALSE;

  CPDF_Dictionary* pRoot = pPDFDocument->GetRoot();
  if (pRoot == NULL)
    return FALSE;
  CPDF_Dictionary* pAcroForm = pRoot->GetDict("AcroForm");
  if (NULL == pAcroForm)
    return FALSE;
  CPDF_Object* pXFA = pAcroForm->GetElement("XFA");
  if (pXFA == NULL)
    return TRUE;
  if (pXFA->GetType() != PDFOBJ_ARRAY)
    return FALSE;
  CPDF_Array* pArray = pXFA->GetArray();
  if (NULL == pArray)
    return FALSE;
  int size = pArray->GetCount();
  int iFormIndex = -1;
  int iDataSetsIndex = -1;
  int iTemplate = -1;
  int iLast = size - 2;
  for (int i = 0; i < size - 1; i++) {
    CPDF_Object* pPDFObj = pArray->GetElement(i);
    if (pPDFObj->GetType() != PDFOBJ_STRING)
      continue;
    if (pPDFObj->GetString() == "form")
      iFormIndex = i + 1;
    else if (pPDFObj->GetString() == "datasets")
      iDataSetsIndex = i + 1;
    else if (pPDFObj->GetString() == "template")
      iTemplate = i + 1;
  }
  IXFA_ChecksumContext* pContext = NULL;
  // Checksum
  pContext = XFA_Checksum_Create();
  FXSYS_assert(pContext);
  pContext->StartChecksum();

  // template
  if (iTemplate > -1) {
    CPDF_Stream* pTemplateStream = pArray->GetStream(iTemplate);
    CPDF_StreamAcc streamAcc;
    streamAcc.LoadAllData(pTemplateStream);
    uint8_t* pData = (uint8_t*)streamAcc.GetData();
    FX_DWORD dwSize2 = streamAcc.GetSize();
    IFX_FileStream* pTemplate = FX_CreateMemoryStream(pData, dwSize2);
    pContext->UpdateChecksum((IFX_FileRead*)pTemplate);
    pTemplate->Release();
  }
  CPDF_Stream* pFormStream = NULL;
  CPDF_Stream* pDataSetsStream = NULL;
  if (iFormIndex != -1) {
    // Get form CPDF_Stream
    CPDF_Object* pFormPDFObj = pArray->GetElement(iFormIndex);
    if (pFormPDFObj->GetType() == PDFOBJ_REFERENCE) {
      CPDF_Object* pFormDircetObj = pFormPDFObj->GetDirect();
      if (NULL != pFormDircetObj &&
          pFormDircetObj->GetType() == PDFOBJ_STREAM) {
        pFormStream = (CPDF_Stream*)pFormDircetObj;
      }
    } else if (pFormPDFObj->GetType() == PDFOBJ_STREAM) {
      pFormStream = (CPDF_Stream*)pFormPDFObj;
    }
  }

  if (iDataSetsIndex != -1) {
    // Get datasets CPDF_Stream
    CPDF_Object* pDataSetsPDFObj = pArray->GetElement(iDataSetsIndex);
    if (pDataSetsPDFObj->GetType() == PDFOBJ_REFERENCE) {
      CPDF_Reference* pDataSetsRefObj = (CPDF_Reference*)pDataSetsPDFObj;
      CPDF_Object* pDataSetsDircetObj = pDataSetsRefObj->GetDirect();
      if (NULL != pDataSetsDircetObj &&
          pDataSetsDircetObj->GetType() == PDFOBJ_STREAM) {
        pDataSetsStream = (CPDF_Stream*)pDataSetsDircetObj;
      }
    } else if (pDataSetsPDFObj->GetType() == PDFOBJ_STREAM) {
      pDataSetsStream = (CPDF_Stream*)pDataSetsPDFObj;
    }
  }
  // end
  // L"datasets"
  {
//.........这里部分代码省略.........