C++ (Cpp) CPDF_Document::CreateNewPage Examples

Example #1

File: fpdfeditpage.cpp Project: gradescope/pdfium

DLLEXPORT FPDF_PAGE STDCALL FPDFPage_New(FPDF_DOCUMENT document,
                                         int page_index,
                                         double width,
                                         double height) {
  CPDF_Document* pDoc = CPDFDocumentFromFPDFDocument(document);
  if (!pDoc)
    return nullptr;

  page_index = std::min(std::max(page_index, 0), pDoc->GetPageCount());
  CPDF_Dictionary* pPageDict = pDoc->CreateNewPage(page_index);
  if (!pPageDict)
    return nullptr;

  CPDF_Array* pMediaBoxArray = new CPDF_Array;
  pMediaBoxArray->Add(new CPDF_Number(0));
  pMediaBoxArray->Add(new CPDF_Number(0));
  pMediaBoxArray->Add(new CPDF_Number(FX_FLOAT(width)));
  pMediaBoxArray->Add(new CPDF_Number(FX_FLOAT(height)));

  pPageDict->SetAt("MediaBox", pMediaBoxArray);
  pPageDict->SetAt("Rotate", new CPDF_Number(0));
  pPageDict->SetAt("Resources", new CPDF_Dictionary);

#ifdef PDF_ENABLE_XFA
  CPDFXFA_Page* pPage =
      new CPDFXFA_Page((CPDFXFA_Document*)document, page_index);
  pPage->LoadPDFPage(pPageDict);
#else   // PDF_ENABLE_XFA
  CPDF_Page* pPage = new CPDF_Page(pDoc, pPageDict, true);
  pPage->ParseContent();
#endif  // PDF_ENABLE_XFA

  return pPage;
}

Example #2

DLLEXPORT FPDF_PAGE STDCALL FPDFPage_New(FPDF_DOCUMENT document,
                                         int page_index,
                                         double width,
                                         double height) {
  CPDF_Document* pDoc = CPDFDocumentFromFPDFDocument(document);
  if (!pDoc)
    return nullptr;

  if (page_index < 0)
    page_index = 0;
  if (pDoc->GetPageCount() < page_index)
    page_index = pDoc->GetPageCount();

  CPDF_Dictionary* pPageDict = pDoc->CreateNewPage(page_index);
  if (!pPageDict)
    return NULL;
  CPDF_Array* pMediaBoxArray = new CPDF_Array;
  pMediaBoxArray->Add(new CPDF_Number(0));
  pMediaBoxArray->Add(new CPDF_Number(0));
  pMediaBoxArray->Add(new CPDF_Number(FX_FLOAT(width)));
  pMediaBoxArray->Add(new CPDF_Number(FX_FLOAT(height)));

  pPageDict->SetAt("MediaBox", pMediaBoxArray);
  pPageDict->SetAt("Rotate", new CPDF_Number(0));
  pPageDict->SetAt("Resources", new CPDF_Dictionary);

  CPDF_Page* pPage = new CPDF_Page;
  pPage->Load(pDoc, pPageDict);
  pPage->ParseContent();

  return pPage;
}

Example #3

File: fpdfeditpage.cpp Project: azunite/pdfium_ch

DLLEXPORT FPDF_PAGE STDCALL FPDFPage_New(FPDF_DOCUMENT document, int page_index, double width, double height)
{
	if (!document)
		return NULL;

//	CPDF_Parser* pParser = (CPDF_Parser*)document;
	CPDF_Document* pDoc = (CPDF_Document*)document;
	if(page_index < 0)
		page_index = 0;
	if(pDoc->GetPageCount()<page_index)
		page_index = pDoc->GetPageCount();
//	if (page_index < 0 || page_index >= pDoc->GetPageCount()) 
//		return NULL;

	CPDF_Dictionary* pPageDict = pDoc->CreateNewPage(page_index);
	if(!pPageDict)
		return NULL;
	CPDF_Array* pMediaBoxArray = FX_NEW CPDF_Array;
	pMediaBoxArray->Add(FX_NEW CPDF_Number(0));
	pMediaBoxArray->Add(FX_NEW CPDF_Number(0));
	pMediaBoxArray->Add(FX_NEW CPDF_Number(FX_FLOAT(width)));
	pMediaBoxArray->Add(FX_NEW CPDF_Number(FX_FLOAT(height)));

	pPageDict->SetAt("MediaBox", pMediaBoxArray);
	pPageDict->SetAt("Rotate", FX_NEW CPDF_Number(0));
	pPageDict->SetAt("Resources", FX_NEW CPDF_Dictionary);

	CPDF_Page* pPage = FX_NEW CPDF_Page;
	pPage->Load(pDoc,pPageDict);
	pPage->ParseContent();

	return pPage;
}