Exemplo n.º 1
0
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;
}
Exemplo n.º 2
0
CPDFSDK_Annot* CPDFSDK_AnnotHandlerMgr::GetNextAnnot(CPDFSDK_Annot* pSDKAnnot,
                                                     bool bNext) {
#ifdef PDF_ENABLE_XFA
  CPDFSDK_PageView* pPageView = pSDKAnnot->GetPageView();
  CPDFXFA_Page* pPage = pPageView->GetPDFXFAPage();
  if (pPage && !pPage->AsPDFPage()) {
    // For xfa annots in XFA pages not backed by PDF pages.
    std::unique_ptr<IXFA_WidgetIterator> pWidgetIterator(
        pPage->GetXFAPageView()->CreateWidgetIterator(
            XFA_TRAVERSEWAY_Tranvalse, XFA_WidgetStatus_Visible |
                                           XFA_WidgetStatus_Viewable |
                                           XFA_WidgetStatus_Focused));
    if (!pWidgetIterator)
      return nullptr;
    if (pWidgetIterator->GetCurrentWidget() != pSDKAnnot->GetXFAWidget())
      pWidgetIterator->SetCurrentWidget(pSDKAnnot->GetXFAWidget());
    CXFA_FFWidget* hNextFocus = bNext ? pWidgetIterator->MoveToNext()
                                      : pWidgetIterator->MoveToPrevious();
    if (!hNextFocus && pSDKAnnot)
      hNextFocus = pWidgetIterator->MoveToFirst();

    return pPageView->GetAnnotByXFAWidget(hNextFocus);
  }
#endif  // PDF_ENABLE_XFA

  // For PDF annots.
  CPDFSDK_Widget* pWidget = ToCPDFSDKWidget(pSDKAnnot);
  CPDFSDK_AnnotIterator ai(pWidget->GetPageView(), pWidget->GetAnnotSubtype());
  return bNext ? ai.GetNextAnnot(pWidget) : ai.GetPrevAnnot(pWidget);
}
CPDFSDK_Annot* CPDFSDK_AnnotHandlerMgr::GetNextAnnot(CPDFSDK_Annot* pSDKAnnot,
                                                     FX_BOOL bNext) {
#ifdef PDF_ENABLE_XFA
  CPDFSDK_PageView* pPageView = pSDKAnnot->GetPageView();
  CPDFXFA_Page* pPage = pPageView->GetPDFXFAPage();
  if (!pPage)
    return nullptr;
  if (pPage->GetPDFPage()) {  // for pdf annots.
    CBA_AnnotIterator ai(pSDKAnnot->GetPageView(), pSDKAnnot->GetType(), "");
    CPDFSDK_Annot* pNext =
        bNext ? ai.GetNextAnnot(pSDKAnnot) : ai.GetPrevAnnot(pSDKAnnot);
    return pNext;
  }
  // for xfa annots
  std::unique_ptr<IXFA_WidgetIterator> pWidgetIterator(
      pPage->GetXFAPageView()->CreateWidgetIterator(
          XFA_TRAVERSEWAY_Tranvalse, XFA_WidgetStatus_Visible |
                                         XFA_WidgetStatus_Viewable |
                                         XFA_WidgetStatus_Focused));
  if (!pWidgetIterator)
    return nullptr;
  if (pWidgetIterator->GetCurrentWidget() != pSDKAnnot->GetXFAWidget())
    pWidgetIterator->SetCurrentWidget(pSDKAnnot->GetXFAWidget());
  CXFA_FFWidget* hNextFocus =
      bNext ? pWidgetIterator->MoveToNext() : pWidgetIterator->MoveToPrevious();
  if (!hNextFocus && pSDKAnnot)
    hNextFocus = pWidgetIterator->MoveToFirst();

  return pPageView->GetAnnotByXFAWidget(hNextFocus);
#else   // PDF_ENABLE_XFA
  CBA_AnnotIterator ai(pSDKAnnot->GetPageView(), "Widget", "");
  return bNext ? ai.GetNextAnnot(pSDKAnnot) : ai.GetPrevAnnot(pSDKAnnot);
#endif  // PDF_ENABLE_XFA
}
Exemplo n.º 4
0
DLLEXPORT FPDF_TEXTPAGE STDCALL FPDFText_LoadPage(FPDF_PAGE page) {
  CPDF_Page* pPDFPage = CPDFPageFromFPDFPage(page);
  if (!pPDFPage)
    return nullptr;

#ifdef PDF_ENABLE_XFA
  CPDFXFA_Page* pPage = (CPDFXFA_Page*)page;
  CPDFXFA_Document* pDoc = pPage->GetDocument();
  CPDF_ViewerPreferences viewRef(pDoc->GetPDFDoc());
#else  // PDF_ENABLE_XFA
  CPDF_ViewerPreferences viewRef(pPDFPage->m_pDocument);
#endif  // PDF_ENABLE_XFA

  CPDF_TextPage* textpage = new CPDF_TextPage(
      pPDFPage, viewRef.IsDirectionR2L() ? FPDFText_Direction::Right
                                         : FPDFText_Direction::Left);
  textpage->ParseTextPage();
  return textpage;
}
void CPDFXFA_DocEnvironment::PageViewEvent(CXFA_FFPageView* pPageView,
                                           uint32_t dwFlags) {
  CPDFSDK_FormFillEnvironment* pFormFillEnv = m_pContext->GetFormFillEnv();
  if (!pFormFillEnv)
    return;

  if (m_pContext->GetLoadStatus() == FXFA_LOADSTATUS_LOADING ||
      m_pContext->GetLoadStatus() == FXFA_LOADSTATUS_CLOSING ||
      XFA_PAGEVIEWEVENT_StopLayout != dwFlags)
    return;

  int nNewCount = m_pContext->GetPageCount();
  if (nNewCount == m_pContext->GetOriginalPageCount())
    return;

  CXFA_FFDocView* pXFADocView = m_pContext->GetXFADocView();
  if (!pXFADocView)
    return;

  for (int iPageIter = 0; iPageIter < m_pContext->GetOriginalPageCount();
       iPageIter++) {
    CPDFXFA_Page* pPage = (*m_pContext->GetXFAPageList())[iPageIter];
    if (!pPage)
      continue;

    m_pContext->GetFormFillEnv()->RemovePageView(pPage);
    pPage->SetXFAPageView(pXFADocView->GetPageView(iPageIter));
  }

  int flag = (nNewCount < m_pContext->GetOriginalPageCount())
                 ? FXFA_PAGEVIEWEVENT_POSTREMOVED
                 : FXFA_PAGEVIEWEVENT_POSTADDED;
  int count = FXSYS_abs(nNewCount - m_pContext->GetOriginalPageCount());
  m_pContext->SetOriginalPageCount(nNewCount);
  pFormFillEnv->PageEvent(count, flag);
}
Exemplo n.º 6
0
CPDFSDK_Annot* CPDFSDK_AnnotHandlerMgr::GetNextAnnot(CPDFSDK_Annot* pSDKAnnot,
                                                     FX_BOOL bNext) {
#ifdef PDF_ENABLE_XFA
  CPDFSDK_PageView* pPageView = pSDKAnnot->GetPageView();
  CPDFXFA_Page* pPage = pPageView->GetPDFXFAPage();
  if (pPage == NULL)
    return NULL;
  if (pPage->GetPDFPage()) {  // for pdf annots.
    CBA_AnnotIterator ai(pSDKAnnot->GetPageView(), pSDKAnnot->GetType(), "");
    CPDFSDK_Annot* pNext =
        bNext ? ai.GetNextAnnot(pSDKAnnot) : ai.GetPrevAnnot(pSDKAnnot);
    return pNext;
  }
  // for xfa annots
  IXFA_WidgetIterator* pWidgetIterator =
      pPage->GetXFAPageView()->CreateWidgetIterator(
          XFA_TRAVERSEWAY_Tranvalse, XFA_WIDGETFILTER_Visible |
                                         XFA_WIDGETFILTER_Viewable |
                                         XFA_WIDGETFILTER_Field);
  if (pWidgetIterator == NULL)
    return NULL;
  if (pWidgetIterator->GetCurrentWidget() != pSDKAnnot->GetXFAWidget())
    pWidgetIterator->SetCurrentWidget(pSDKAnnot->GetXFAWidget());
  IXFA_Widget* hNextFocus = NULL;
  hNextFocus =
      bNext ? pWidgetIterator->MoveToNext() : pWidgetIterator->MoveToPrevious();
  if (hNextFocus == NULL && pSDKAnnot != NULL)
    hNextFocus = pWidgetIterator->MoveToFirst();

  pWidgetIterator->Release();
  return pPageView->GetAnnotByXFAWidget(hNextFocus);
#else   // PDF_ENABLE_XFA
  CBA_AnnotIterator ai(pSDKAnnot->GetPageView(), "Widget", "");
  return bNext ? ai.GetNextAnnot(pSDKAnnot) : ai.GetPrevAnnot(pSDKAnnot);
#endif  // PDF_ENABLE_XFA
}
Exemplo n.º 7
0
DLLEXPORT int STDCALL FPDFPage_HasFormFieldAtPoint(FPDF_FORMHANDLE hHandle,
                                                   FPDF_PAGE page,
                                                   double page_x,
                                                   double page_y) {
  if (!hHandle)
    return -1;
  CPDF_Page* pPage = CPDFPageFromFPDFPage(page);
  if (pPage) {
    CPDF_InterForm interform(pPage->m_pDocument, FALSE);
    CPDF_FormControl* pFormCtrl =
        interform.GetControlAtPoint(pPage, static_cast<FX_FLOAT>(page_x),
                                    static_cast<FX_FLOAT>(page_y), nullptr);
    if (!pFormCtrl)
      return -1;
    CPDF_FormField* pFormField = pFormCtrl->GetField();
    return pFormField ? pFormField->GetFieldType() : -1;
  }

#ifdef PDF_ENABLE_XFA
  CPDFXFA_Page* pXFAPage = UnderlyingFromFPDFPage(page);
  if (!pXFAPage)
    return -1;

  IXFA_PageView* pPageView = pXFAPage->GetXFAPageView();
  if (!pPageView)
    return -1;

  IXFA_DocView* pDocView = pPageView->GetDocView();
  if (!pDocView)
    return -1;

  IXFA_WidgetHandler* pWidgetHandler = pDocView->GetWidgetHandler();
  if (!pWidgetHandler)
    return -1;

  std::unique_ptr<IXFA_WidgetIterator, ReleaseDeleter<IXFA_WidgetIterator>>
      pWidgetIterator(pPageView->CreateWidgetIterator(
          XFA_TRAVERSEWAY_Form,
          XFA_WIDGETFILTER_Viewable | XFA_WIDGETFILTER_AllType));
  if (!pWidgetIterator)
    return -1;

  IXFA_Widget* pXFAAnnot = pWidgetIterator->MoveToNext();
  while (pXFAAnnot) {
    CFX_RectF rcBBox;
    pWidgetHandler->GetBBox(pXFAAnnot, rcBBox, 0);
    CFX_FloatRect rcWidget(rcBBox.left, rcBBox.top, rcBBox.left + rcBBox.width,
                           rcBBox.top + rcBBox.height);
    rcWidget.left -= 1.0f;
    rcWidget.right += 1.0f;
    rcWidget.bottom -= 1.0f;
    rcWidget.top += 1.0f;

    if (rcWidget.Contains(static_cast<FX_FLOAT>(page_x),
                          static_cast<FX_FLOAT>(page_y))) {
      return FPDF_FORMFIELD_XFA;
    }
    pXFAAnnot = pWidgetIterator->MoveToNext();
  }
#endif  // PDF_ENABLE_XFA
  return -1;
}