Example #1
0
DLLEXPORT int STDCALL FPDPage_HasFormFieldAtPoint(FPDF_FORMHANDLE hHandle, FPDF_PAGE page,double page_x, double page_y)
{
	if(!page || !hHandle)
		return -1;
	CPDF_Page * pPage = (CPDF_Page*) page;

	CPDF_InterForm * pInterForm = NULL;
	pInterForm = new CPDF_InterForm(pPage->m_pDocument,FALSE);
	if (!pInterForm)
		return -1;
	CPDF_FormControl* pFormCtrl = pInterForm->GetControlAtPoint(pPage, (FX_FLOAT)page_x, (FX_FLOAT)page_y);
	if(!pFormCtrl)
	{
		delete pInterForm;
		return -1;
	}
	CPDF_FormField* pFormField = pFormCtrl->GetField();
	if(!pFormField)
	{
		delete pInterForm;
		return -1;
	}
	
	int nType = pFormField->GetFieldType();
	delete pInterForm;
	return nType;
}
Example #2
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;
}